From 2fb04a6dc8a799f79fe191e40a533c72885149ca Mon Sep 17 00:00:00 2001
From: github-action <github-action>
Date: Tue, 8 Oct 2024 21:37:56 +0000
Subject: [PATCH] upload memtest results

---
 .../Test1D3DLinearEllipticSolver_valgrind.txt |  73 +++
 ...odomainShannonCvodeBenchmarks_valgrind.txt |  73 +++
 ...xBasedSimulationWithSrnModels_valgrind.txt |  73 +++
 .../TestAbstractAnalyticJacobian_valgrind.txt |  73 +++
 ...ctContinuumMechanicsAssembler_valgrind.txt |  73 +++
 ...bstractContractionCellFactory_valgrind.txt |  73 +++
 .../TestAbstractCvodeSystem_valgrind.txt      |  73 +++
 ...tractFeCableIntegralAssembler_valgrind.txt |  73 +++
 ...actFeSurfaceIntegralAssembler_valgrind.txt |  73 +++
 ...ractFeVolumeIntegralAssembler_valgrind.txt |  73 +++
 ...tAbstractFunctionalCalculator_valgrind.txt |  73 +++
 .../TestAbstractIvpOdeSolver_valgrind.txt     |  73 +++
 .../TestAbstractOdeSystem_valgrind.txt        |  73 +++
 ...stAbstractPurkinjeCellFactory_valgrind.txt |  73 +++
 .../TestAcinarUnitModels_valgrind.txt         |  36 ++
 .../TestAirwayBranch_valgrind.txt             |  36 ++
 .../TestAirwayGeneration_valgrind.txt         |  36 ++
 .../TestAirwayGenerator_valgrind.txt          |  73 +++
 ...estAirwayPropertiesCalculator_valgrind.txt |  36 ++
 .../TestAirwayRemesher_valgrind.txt           |  73 +++
 .../TestAirwayTreeWalker_valgrind.txt         |  36 ++
 .../TestAirwayWallModels_valgrind.txt         |  36 ++
 ...OxygenBasedCellCycleOdeSystem_valgrind.txt |  73 +++
 .../TestArchiveCell_valgrind.txt              |  73 +++
 .../TestArchiveFormat_valgrind.txt            |  73 +++
 ...TestArchivingExtendedBidomain_valgrind.txt |  73 +++
 .../TestArchivingHelperClasses_valgrind.txt   |  73 +++
 .../TestArchiving_valgrind.txt                |  73 +++
 ...TestBackwardEulerIvpOdeSolver_valgrind.txt |  73 +++
 ...nditionersForMeshIndependence_valgrind.txt |  73 +++
 .../TestBidomainDistributedMesh_valgrind.txt  |  73 +++
 .../TestBidomainProblem_valgrind.txt          |  73 +++
 .../TestBidomainTissue_valgrind.txt           |  73 +++
 .../TestBidomainWithBathProblem_valgrind.txt  |  73 +++
 .../TestBidomainWithSvi_valgrind.txt          |  73 +++
 ...stBoundaryConditionsContainer_valgrind.txt |  73 +++
 .../TestBuskeForces_valgrind.txt              |  73 +++
 .../TestCaBasedCellPopulation_valgrind.txt    |  73 +++
 .../TestCaBasedDivisionRules_valgrind.txt     |  73 +++
 .../TestCaUpdateRules_valgrind.txt            |  73 +++
 .../TestCableTestProblem_valgrind.txt         |  73 +++
 ...MechanicsFurtherFunctionality_valgrind.txt |  73 +++
 ...ardiacElectroMechanicsProblem_valgrind.txt |  73 +++
 ...TestCardiacSimulationArchiver_valgrind.txt |  73 +++
 .../TestCardiacSimulation_valgrind.txt        |  73 +++
 .../TestCellBasedCellProperties_valgrind.txt  |  73 +++
 ...estCellBasedEllipticPdeSolver_valgrind.txt |  73 +++
 .../TestCellBasedEllipticPdes_valgrind.txt    |  73 +++
 .../TestCellBasedEventHandler_valgrind.txt    |  73 +++
 .../TestCellBasedParabolicPdes_valgrind.txt   |  73 +++
 .../TestCellBetaCateninWriter_valgrind.txt    |  73 +++
 .../TestCellCycleModelOdeSolver_valgrind.txt  |  73 +++
 .../TestCellDataMaps_valgrind.txt             |  73 +++
 .../TestCellForCrypt_valgrind.txt             |  73 +++
 .../TestCellKillers_valgrind.txt              |  73 +++
 .../TestCellMutationStates_valgrind.txt       |  73 +++
 ...lPopulationBoundaryConditions_valgrind.txt |  73 +++
 ...estCellPopulationCountWriters_valgrind.txt |  73 +++
 ...estCellPopulationEventWriters_valgrind.txt |  73 +++
 .../TestCellPopulationWriters_valgrind.txt    |  73 +++
 .../TestCellProliferativeTypes_valgrind.txt   |  73 +++
 .../TestCellProperties_valgrind.txt           |  73 +++
 .../TestCellPropertyCollection_valgrind.txt   |  73 +++
 .../TestCellPropertyRegistry_valgrind.txt     |  73 +++
 .../TestCellSrn_valgrind.txt                  |  73 +++
 .../TestCellWriters_valgrind.txt              |  73 +++
 .../2024-10-08_17-23-11/TestCell_valgrind.txt |  73 +++
 .../TestCellsGenerator_valgrind.txt           |  73 +++
 .../TestCellwiseDataGradient_valgrind.txt     |  73 +++
 .../TestCentreBasedDivisionRules_valgrind.txt |  73 +++
 .../TestChasteBuildInfo_valgrind.txt          |  73 +++
 .../TestChastePoint_valgrind.txt              |  73 +++
 .../TestChasteRegions_valgrind.txt            |  73 +++
 .../TestChebyshevIteration_valgrind.txt       |  73 +++
 .../TestCheckpointing_valgrind.txt            |  73 +++
 .../TestCitations_valgrind.txt                |  79 ++++
 .../TestCodegenPresent_valgrind.txt           |  73 +++
 .../TestColumnDataReaderWriter_valgrind.txt   |  73 +++
 .../TestCombinedOdeSystem_valgrind.txt        |  73 +++
 ...tCommandLineArgumentsTutorial_valgrind.txt |  73 +++
 .../TestCommandLineArguments_valgrind.txt     |  73 +++
 ...ibleNonlinearElasticitySolver_valgrind.txt |  73 +++
 .../TestConductivityTensors_valgrind.txt      |  73 +++
 .../TestConstBoundaryCondition_valgrind.txt   |  73 +++
 ...mMechanicsNeumannBcsAssembler_valgrind.txt |  73 +++
 .../TestContractionModels_valgrind.txt        |  73 +++
 .../TestConvergenceTester_valgrind.txt        |  73 +++
 .../TestCoupledCableTestProblem_valgrind.txt  |  73 +++
 ...sedSimulationModifierTutorial_valgrind.txt |  73 +++
 ...ingANewCellCycleModelTutorial_valgrind.txt |  73 +++
 ...ndUsingANewCellKillerTutorial_valgrind.txt |  73 +++
 ...ANewCellMutationStateTutorial_valgrind.txt |  73 +++
 ...tionBoundaryConditionTutorial_valgrind.txt |  73 +++
 ...UsingANewCellPropertyTutorial_valgrind.txt |  73 +++
 ...tingAndUsingANewForceTutorial_valgrind.txt |  73 +++
 ...gAndUsingANewSrnModelTutorial_valgrind.txt |  73 +++
 ...ngNewCellBasedWritersTutorial_valgrind.txt |  73 +++
 .../TestCryptCellsGenerator_valgrind.txt      |  73 +++
 .../TestCryptDivisionRules_valgrind.txt       |  73 +++
 .../TestCryptProjectionForce_valgrind.txt     |  73 +++
 ...TestCryptProjectionStatistics_valgrind.txt |  73 +++
 .../TestCryptSimulation1d_valgrind.txt        |  73 +++
 ...2dWithMeshBasedCellPopulation_valgrind.txt |  73 +++
 ...WithVertexBasedCellPopulation_valgrind.txt |  73 +++
 ...ptSimulationBoundaryCondition_valgrind.txt |  73 +++
 .../TestCryptStatistics_valgrind.txt          |  73 +++
 .../TestCvodeAdaptor_valgrind.txt             |  73 +++
 .../TestCvodeCellsWithDataClamp_valgrind.txt  |  73 +++
 .../TestCvodeCells_valgrind.txt               |  73 +++
 .../TestCvodeWithJacobian_valgrind.txt        |  73 +++
 .../2024-10-08_17-23-11/TestCwd_valgrind.txt  |  73 +++
 .../TestCylindrical2dMesh_valgrind.txt        |  73 +++
 ...estCylindrical2dNodesOnlyMesh_valgrind.txt |  73 +++
 .../TestCylindrical2dVertexMesh_valgrind.txt  |  73 +++
 ...ndricalHoneycombMeshGenerator_valgrind.txt |  73 +++
 ...lHoneycombVertexMeshGenerator_valgrind.txt |  73 +++
 .../TestDebug_valgrind.txt                    |  73 +++
 .../TestDeltaNotchModifier_valgrind.txt       |  73 +++
 .../TestDeltaNotchOdeSystem_valgrind.txt      |  73 +++
 ...DiscreteSystemForceCalculator_valgrind.txt |  73 +++
 .../TestDistanceMapCalculator_valgrind.txt    |  73 +++
 .../TestDistributedBoxCollection_valgrind.txt |  73 +++
 .../TestDistributedQuadraticMesh_valgrind.txt |  73 +++
 ...estDistributedTetrahedralMesh_valgrind.txt |  73 +++
 .../TestDistributedVector_valgrind.txt        |  73 +++
 ...tDivisionBiasTrackingModifier_valgrind.txt |  73 +++
 .../TestDynamicVentilation_valgrind.txt       |  73 +++
 ...stDynamicallyLoadedCellModels_valgrind.txt |  73 +++
 .../TestEdgeInteriorSrn_valgrind.txt          |  73 +++
 .../2024-10-08_17-23-11/TestEdge_valgrind.txt |  73 +++
 ...ElectroMechanicsExactSolution_valgrind.txt |  73 +++
 ...troMechanicsProblemDefinition_valgrind.txt |  36 ++
 .../TestElectrodes_valgrind.txt               |  73 +++
 .../TestElementAttributes_valgrind.txt        |  73 +++
 .../TestElement_valgrind.txt                  |  73 +++
 ...tEllipticBoxDomainPdeModifier_valgrind.txt |  73 +++
 ...ipticGrowingDomainPdeModifier_valgrind.txt |  73 +++
 .../TestException_valgrind.txt                |  73 +++
 .../TestExecutableSupport_valgrind.txt        |  79 ++++
 ...xplicitCardiacMechanicsSolver_valgrind.txt |  73 +++
 .../TestExtendedBidomainProblem_valgrind.txt  |  73 +++
 .../TestExtendedBidomainTissue_valgrind.txt   |  73 +++
 ...TestExtendedVsBidomainProblem_valgrind.txt |  73 +++
 .../TestExtrinsicPullModifier_valgrind.txt    |  73 +++
 .../TestFemlabMeshReader_valgrind.txt         |  73 +++
 ...bilityExtendedBidomainProblem_valgrind.txt |  73 +++
 .../TestFibreReader_valgrind.txt              |  36 ++
 .../TestFibreWriter_valgrind.txt              |  73 +++
 .../TestFileComparison_valgrind.txt           |  73 +++
 .../TestFileFinder_valgrind.txt               |  73 +++
 .../TestFineCoarseMeshPair_valgrind.txt       |  73 +++
 ...atingPointDivisionByZeroPetsc_valgrind.txt |  73 +++
 ...stFloatingPointDivisionByZero_valgrind.txt |  73 +++
 .../TestFluidSource_valgrind.txt              |  73 +++
 .../TestForces_valgrind.txt                   |  73 +++
 .../TestFourthOrderTensor_valgrind.txt        |  73 +++
 .../TestGIModifiedModels_valgrind.txt         |  73 +++
 .../TestGRL1IvpOdeSolver_valgrind.txt         |  73 +++
 .../TestGRL2IvpOdeSolver_valgrind.txt         |  73 +++
 .../TestGaussianQuadratureRule_valgrind.txt   |  73 +++
 .../TestGeneralizedRushLarsen_valgrind.txt    |  73 +++
 .../TestGenericEventHandler_valgrind.txt      |  73 +++
 .../TestGmshMeshReader_valgrind.txt           |  73 +++
 .../TestGoldbeter1991OdeSystem_valgrind.txt   |  73 +++
 .../TestHdf5Converters_valgrind.txt           |  73 +++
 .../TestHdf5DataReader_valgrind.txt           |  73 +++
 .../TestHdf5DataWriter_valgrind.txt           |  74 +++
 ...estHdf5ToVisualizerConverters_valgrind.txt |  73 +++
 .../TestHeartConfig_valgrind.txt              |  73 +++
 .../TestHeartEventHandler_valgrind.txt        |  73 +++
 .../TestHeartFileFinder_valgrind.txt          |  73 +++
 .../TestHeartGeometryInformation_valgrind.txt |  73 +++
 .../TestHeartRegionCodes_valgrind.txt         |  36 ++
 .../TestHelloWorld_valgrind.txt               |  73 +++
 ...stHeterogeneousConductivities_valgrind.txt |  73 +++
 .../TestHeun2IvpOdeSolver_valgrind.txt        |  73 +++
 ...quidAxon1952OriginalOdeSystem_valgrind.txt |  73 +++
 .../TestHoneycombMeshGenerator_valgrind.txt   |  73 +++
 ...tHoneycombVertexMeshGenerator_valgrind.txt |  73 +++
 .../TestImmersedBoundary2dArrays_valgrind.txt |  73 +++
 ...mmersedBoundaryCellPopulation_valgrind.txt |  73 +++
 ...ImmersedBoundaryDivisionRules_valgrind.txt |  73 +++
 .../TestImmersedBoundaryElement_valgrind.txt  |  73 +++
 ...tImmersedBoundaryFftInterface_valgrind.txt |  73 +++
 .../TestImmersedBoundaryForces_valgrind.txt   |  73 +++
 ...oundaryHoneycombMeshGenerator_valgrind.txt |  73 +++
 ...estImmersedBoundaryMeshReader_valgrind.txt |  73 +++
 ...estImmersedBoundaryMeshWriter_valgrind.txt |  73 +++
 .../TestImmersedBoundaryMesh_valgrind.txt     |  73 +++
 ...BoundaryPalisadeMeshGenerator_valgrind.txt |  73 +++
 ...sedBoundarySimulationModifier_valgrind.txt |  73 +++
 ...TestImmersedBoundarySvgWriter_valgrind.txt |  73 +++
 .../TestImpedancePostProcessor_valgrind.txt   |  36 ++
 ...mplicitCardiacMechanicsSolver_valgrind.txt |  73 +++
 ...ibleNonlinearElasticitySolver_valgrind.txt |  73 +++
 .../TestIonicModelsWithSacs_valgrind.txt      |  73 +++
 .../TestIonicModels_valgrind.txt              |  73 +++
 .../TestLinearBasisFunction_valgrind.txt      |  73 +++
 ...cPdeSystemForCoupledOdeSystem_valgrind.txt |  73 +++
 ...temWithCoupledOdeSystemSolver_valgrind.txt |  73 +++
 ...hVariableSpringConstantsForce_valgrind.txt |  73 +++
 .../TestLinearSystem_valgrind.txt             |  73 +++
 .../TestLobePropertiesCalculator_valgrind.txt |  36 ++
 .../TestLogFile_valgrind.txt                  |  73 +++
 ...ajorAirwaysCentreLinesCleaner_valgrind.txt |  73 +++
 .../TestMaterialLaws_valgrind.txt             |  73 +++
 .../TestMathsCustomFunctions_valgrind.txt     |  73 +++
 .../TestMatrixVentilationProblem_valgrind.txt |  73 +++
 .../TestMemfemMeshReader_valgrind.txt         |  73 +++
 ...dCellPopulationWithGhostNodes_valgrind.txt |  73 +++
 .../TestMeshBasedCellPopulation_valgrind.txt  |  73 +++
 .../TestMeshUtilityFunctions_valgrind.txt     |  73 +++
 .../TestMeshWriters_valgrind.txt              |  73 +++
 .../TestMirams2010WntOdeSystem_valgrind.txt   |  73 +++
 .../TestMixedDimensionMesh_valgrind.txt       |  73 +++
 .../TestMockEulerIvpOdeSolver_valgrind.txt    |  73 +++
 .../TestModernCppFeatures_valgrind.txt        |  73 +++
 .../TestModifiers_valgrind.txt                |  73 +++
 ...tMonodomainConductionVelocity_valgrind.txt |  73 +++
 .../TestMonodomainFitzHughNagumo_valgrind.txt |  73 +++
 .../TestMonodomainMassLumping_valgrind.txt    |  73 +++
 .../TestMonodomainProblem_valgrind.txt        |  74 +++
 ...inPurkinjeAssemblersAndSolver_valgrind.txt |  73 +++
 ...TestMonodomainPurkinjeProblem_valgrind.txt |  73 +++
 ...omainStiffnessMatrixAssembler_valgrind.txt |  73 +++
 .../TestMonodomainTissue_valgrind.txt         |  73 +++
 .../TestMonodomainWithSvi_valgrind.txt        |  73 +++
 ...tMonodomainWithTimeAdaptivity_valgrind.txt |  73 +++
 .../TestMoreMechanics_valgrind.txt            |  73 +++
 .../TestMultiLobeAirwayGenerator_valgrind.txt |  73 +++
 .../TestMutableMeshRemesh_valgrind.txt        |  73 +++
 .../TestMutableMesh_valgrind.txt              |  73 +++
 ...shOperationsWithPopulationSrn_valgrind.txt |  73 +++
 .../TestMutableVertexMeshReMesh_valgrind.txt  |  73 +++
 ...tableVertexMeshRosetteMethods_valgrind.txt |  73 +++
 .../TestMutableVertexMesh_valgrind.txt        |  73 +++
 .../TestNeumannStimulus_valgrind.txt          |  73 +++
 ...estNhsModelWithBackwardSolver_valgrind.txt |  73 +++
 .../TestNodeAttributes_valgrind.txt           |  73 +++
 ...CellPopulationParallelMethods_valgrind.txt |  73 +++
 ...CellPopulationWithBuskeUpdate_valgrind.txt |  73 +++
 ...edCellPopulationWithParticles_valgrind.txt |  73 +++
 .../TestNodeBasedCellPopulation_valgrind.txt  |  73 +++
 .../2024-10-08_17-23-11/TestNode_valgrind.txt |  73 +++
 .../TestNodesOnlyMesh_valgrind.txt            |  73 +++
 .../TestNonCachedTetrahedralMesh_valgrind.txt |  73 +++
 .../TestNonlinearElasticityTools_valgrind.txt |  73 +++
 .../TestNonlinearSolvers_valgrind.txt         |  73 +++
 ...DistributedTargetAreaModifier_valgrind.txt |  73 +++
 .../TestNumericFileComparison_valgrind.txt    |  73 +++
 .../TestNumericalMethods_valgrind.txt         |  73 +++
 .../TestObjectCommunicator_valgrind.txt       |  73 +++
 .../TestObsoleteBoxCollection_valgrind.txt    |  73 +++
 ...eBasedCellCycleModelsForCrypt_valgrind.txt |  73 +++
 .../TestOdeBasedCellCycleModels_valgrind.txt  |  73 +++
 .../TestOdeBasedSrnModels_valgrind.txt        |  73 +++
 .../TestOdeLinearSystemSolver_valgrind.txt    |  73 +++
 ...ticeCryptProjectionSimulation_valgrind.txt |  73 +++
 ...ffLatticeRandomFieldGenerator_valgrind.txt |  73 +++
 .../TestOffLatticeSimulation3d_valgrind.txt   |  73 +++
 ...ticeSimulationWithBuskeForces_valgrind.txt |  73 +++
 ...thNodeBasedCellPopulationIn3d_valgrind.txt |  73 +++
 ...onWithNodeBasedCellPopulation_valgrind.txt |  73 +++
 ...tOffLatticeSimulationWithPdes_valgrind.txt |  73 +++
 ...WithVertexBasedCellPopulation_valgrind.txt |  73 +++
 .../TestOffLatticeSimulation_valgrind.txt     |  73 +++
 ...tionWithCaBasedCellPopulation_valgrind.txt |  73 +++
 ...stOnLatticeSimulationWithPdes_valgrind.txt |  73 +++
 ...nWithPottsBasedCellPopulation_valgrind.txt |  73 +++
 ...atorSplittingMonodomainSolver_valgrind.txt |  73 +++
 .../TestOutputDirectoryFifoQueue_valgrind.txt |  73 +++
 .../TestOutputFileHandler_valgrind.txt        |  73 +++
 .../TestPCBlockDiagonal_valgrind.txt          |  73 +++
 .../TestPCLDUFactorisation_valgrind.txt       |  73 +++
 .../TestPCTwoLevelsBlockDiagonal_valgrind.txt |  73 +++
 .../TestPapillaryFibreCalculator_valgrind.txt |  36 ++
 ...ParabolicBoxDomainPdeModifier_valgrind.txt |  73 +++
 ...bolicGrowingDomainPdeModifier_valgrind.txt |  73 +++
 .../TestParallelCellsGenerator_valgrind.txt   |  73 +++
 ...arallelColumnDataReaderWriter_valgrind.txt |  73 +++
 ...TestParallelWriterPerformance_valgrind.txt |  73 +++
 .../TestPdeSimulationTime_valgrind.txt        |  73 +++
 .../TestPdeTestClasses_valgrind.txt           |  73 +++
 .../TestPerElementWriter_valgrind.txt         |  73 +++
 ...CellPopulationParallelMethods_valgrind.txt |  73 +++
 .../TestPeriodicNodesOnlyMesh_valgrind.txt    |  73 +++
 .../TestPetscEvents_valgrind.txt              |  73 +++
 .../TestPetscMatTools_valgrind.txt            |  73 +++
 .../TestPetscSetup_valgrind.txt               |  73 +++
 .../TestPetscTools2_valgrind.txt              |  36 ++
 .../TestPetscTools_valgrind.txt               |  73 +++
 .../TestPetscVecTools_valgrind.txt            |  73 +++
 .../TestPlaneStimulusCellFactory_valgrind.txt |  73 +++
 .../TestPostProcessingWriter_valgrind.txt     |  73 +++
 .../TestPottsBasedCellPopulation_valgrind.txt |  73 +++
 ...TestPottsBasedCryptSimulation_valgrind.txt |  73 +++
 .../TestPottsElement_valgrind.txt             |  73 +++
 .../TestPottsMeshGenerator_valgrind.txt       |  73 +++
 .../TestPottsMeshReader_valgrind.txt          |  73 +++
 .../TestPottsMeshWriter_valgrind.txt          |  73 +++
 .../TestPottsMesh_valgrind.txt                |  73 +++
 .../TestPottsUpdateRules_valgrind.txt         |  73 +++
 .../TestProblemDefinitions_valgrind.txt       |  73 +++
 .../TestProgressReporter_valgrind.txt         |  73 +++
 ...opagationPropertiesCalculator_valgrind.txt |  36 ++
 .../TestPseudoEcgCalculator_valgrind.txt      |  73 +++
 .../TestQuadraticBasisFunction_valgrind.txt   |  73 +++
 .../TestQuadraticMesh_valgrind.txt            |  73 +++
 .../TestQuadraturePointsGroup_valgrind.txt    |  73 +++
 .../TestRKC21IvpOdeSolver_valgrind.txt        |  73 +++
 .../TestRandomNumberGenerator_valgrind.txt    |  73 +++
 .../TestReplicatableVector_valgrind.txt       |  73 +++
 ...veImmersedBoundarySimulations_valgrind.txt |  73 +++
 .../TestRestitutionStimuli_valgrind.txt       |  73 +++
 ...ungeKuttaFehlbergIvpOdeSolver_valgrind.txt |  73 +++
 ...InhibitionSimulationsTutorial_valgrind.txt |  73 +++
 ...ulationsWithMutationsTutorial_valgrind.txt |  73 +++
 ...DeltaNotchSimulationsTutorial_valgrind.txt |  73 +++
 ...alAdhesionSimulationsTutorial_valgrind.txt |  73 +++
 ...edBoundarySimulationsTutorial_valgrind.txt |  73 +++
 ...BasedCryptSimulationsTutorial_valgrind.txt |  73 +++
 ...gMeshBasedSimulationsTutorial_valgrind.txt |  73 +++
 ...gNodeBasedSimulationsTutorial_valgrind.txt |  73 +++
 ...PottsBasedSimulationsTutorial_valgrind.txt |  73 +++
 ...urSpheroidSimulationsTutorial_valgrind.txt |  73 +++
 ...BasedCryptSimulationsTutorial_valgrind.txt |  73 +++
 ...ertexBasedSimulationsTutorial_valgrind.txt |  73 +++
 .../TestRushLarsen_valgrind.txt               |  73 +++
 ...stShovingCaBasedDivisionRules_valgrind.txt |  73 +++
 ...SimpleCellCycleModelsForCrypt_valgrind.txt |  73 +++
 .../TestSimpleCellCycleModels_valgrind.txt    |  73 +++
 .../TestSimpleDataWriter_valgrind.txt         |  73 +++
 .../TestSimpleImpedanceProblem_valgrind.txt   |  73 +++
 ...estSimpleLinearEllipticSolver_valgrind.txt |  73 +++
 ...stSimpleLinearParabolicSolver_valgrind.txt |  73 +++
 ...SimpleNonlinearEllipticSolver_valgrind.txt |  73 +++
 .../TestSimpleTargetAreaModifier_valgrind.txt |  73 +++
 .../TestSimulationTime_valgrind.txt           |  73 +++
 ...hEllipticBoxDomainPdeModifier_valgrind.txt |  73 +++
 ...ipticGrowingDomainPdeModifier_valgrind.txt |  73 +++
 ...ParabolicBoxDomainPdeModifier_valgrind.txt |  73 +++
 ...bolicGrowingDomainPdeModifier_valgrind.txt |  73 +++
 ...estSingleOdeWntCellCycleModel_valgrind.txt |  73 +++
 .../TestSloughingCellKillers_valgrind.txt     |  73 +++
 ...tSolveLaplacianWithQuadratics_valgrind.txt |  73 +++
 .../TestSolvingCoupledPdes_valgrind.txt       |  73 +++
 ...tSolvingNonlinearPdesTutorial_valgrind.txt |  73 +++
 .../TestSolvingOdesTutorial_valgrind.txt      |  73 +++
 .../TestSolvingStiffOdeSystems_valgrind.txt   |  73 +++
 .../TestSpiralWaveAndPhase_valgrind.txt       |  73 +++
 .../TestSteadyStateRunner_valgrind.txt        |  73 +++
 .../TestStepSizeException_valgrind.txt        |  73 +++
 ...TestStimulusBoundaryCondition_valgrind.txt |  73 +++
 .../TestStimulusFactory_valgrind.txt          |  73 +++
 .../TestStimulus_valgrind.txt                 |  73 +++
 .../TestStokesFlowAssembler_valgrind.txt      |  73 +++
 .../TestStokesFlowSolver_valgrind.txt         |  73 +++
 .../TestStreeterFibreGenerator_valgrind.txt   |  73 +++
 .../TestSuperellipseGenerator_valgrind.txt    |  73 +++
 .../TestT2SwapCellKiller_valgrind.txt         |  73 +++
 ...argetAreaLinearGrowthModifier_valgrind.txt |  73 +++
 .../TestTetrahedralMesh_valgrind.txt          |  73 +++
 .../TestTimeAdaptivityController_valgrind.txt |  73 +++
 .../TestTimeStepper_valgrind.txt              |  73 +++
 .../TestTimer_valgrind.txt                    |  73 +++
 .../TestToroidal2dMesh_valgrind.txt           |  73 +++
 .../TestToroidal2dVertexMesh_valgrind.txt     |  73 +++
 ...oroidalHoneycombMeshGenerator_valgrind.txt |  73 +++
 ...lHoneycombVertexMeshGenerator_valgrind.txt |  73 +++
 .../TestTransformations_valgrind.txt          |  73 +++
 .../TestTrianglesMeshReader_valgrind.txt      |  73 +++
 .../TestTysonNovak2001OdeSystem_valgrind.txt  |  73 +++
 .../TestUblasCustomFunctions_valgrind.txt     |  73 +++
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diff --git a/log-files/2024-10-08_17-23-11/Test1D3DLinearEllipticSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/Test1D3DLinearEllipticSolver_valgrind.txt
new file mode 100644
index 000000000..300ebd15a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/Test1D3DLinearEllipticSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25029== Memcheck, a memory error detector
+==25029== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25029== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25029== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/Test1D3DLinearEllipticSolver -malloc_debug -malloc_dump -memory_info
+==25029== Parent PID: 24004
+==25029== 
+==25029== 
+==25029== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25029== Open file descriptor 12:
+==25029==    at 0x84EF07D: pipe (pipe.c:29)
+==25029==    by 0x104DE07D: ???
+==25029==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25029==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25029==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25029==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25029==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25029==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25029==    by 0x165094: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25029==    by 0x15FF33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25029==    by 0x162CEC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25029==    by 0x162BE7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25029==    by 0x1631FB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25029==    by 0x15E735: main (Test1D3DLinearEllipticSolver.cpp:18)
+==25029== 
+==25029== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25029==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25029==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25029==    by 0x7D44822: ???
+==25029==    by 0x7D4496F: ???
+==25029==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25029==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25029==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25029==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25029==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25029==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25029==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25029==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25029==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25029==    by 0x165094: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25029==    by 0x15FF33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25029==    by 0x162CEC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25029==    by 0x162BE7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25029==    by 0x1631FB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25029==    by 0x15E735: main (Test1D3DLinearEllipticSolver.cpp:18)
+==25029== 
+==25029== Open file descriptor 116:
+==25029==    <inherited from parent>
+==25029== 
+==25029== Open file descriptor 113:
+==25029==    <inherited from parent>
+==25029== 
+==25029== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/Test1D3DLinearEllipticSolver_valgrind.txt
+==25029==    <inherited from parent>
+==25029== 
+==25029== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25029==    <inherited from parent>
+==25029== 
+==25029== 
+==25029== HEAP SUMMARY:
+==25029==     in use at exit: 618,258 bytes in 8,238 blocks
+==25029==   total heap usage: 51,119 allocs, 42,881 frees, 1,339,258,919 bytes allocated
+==25029== 
+==25029== LEAK SUMMARY:
+==25029==    definitely lost: 0 bytes in 0 blocks
+==25029==    indirectly lost: 0 bytes in 0 blocks
+==25029==      possibly lost: 0 bytes in 0 blocks
+==25029==    still reachable: 24 bytes in 2 blocks
+==25029==         suppressed: 618,234 bytes in 8,236 blocks
+==25029== Reachable blocks (those to which a pointer was found) are not shown.
+==25029== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25029== 
+==25029== For lists of detected and suppressed errors, rerun with: -s
+==25029== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/Test1dMonodomainShannonCvodeBenchmarks_valgrind.txt b/log-files/2024-10-08_17-23-11/Test1dMonodomainShannonCvodeBenchmarks_valgrind.txt
new file mode 100644
index 000000000..1377f8fad
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/Test1dMonodomainShannonCvodeBenchmarks_valgrind.txt
@@ -0,0 +1,73 @@
+==43422== Memcheck, a memory error detector
+==43422== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43422== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43422== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/Test1dMonodomainShannonCvodeBenchmarks -malloc_debug -malloc_dump -memory_info
+==43422== Parent PID: 24004
+==43422== 
+==43422== 
+==43422== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43422== Open file descriptor 12:
+==43422==    at 0xA7CE07D: pipe (pipe.c:29)
+==43422==    by 0x1432F07D: ???
+==43422==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43422==    by 0xBEC7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43422==    by 0xBE60D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43422==    by 0xAB57D38: PetscInitialize (pinit.c:924)
+==43422==    by 0xA0B51D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43422==    by 0xA0B5227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43422==    by 0x1220FC: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43422==    by 0x11D313: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43422==    by 0x11F5E6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43422==    by 0x11F4E2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43422==    by 0x11FAF5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43422==    by 0x11BB15: main (Test1dMonodomainShannonCvodeBenchmarks.cpp:18)
+==43422== 
+==43422== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43422==    at 0xA7D2A1C: __open_nocancel (open64_nocancel.c:39)
+==43422==    by 0xA756BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43422==    by 0xA0F0822: ???
+==43422==    by 0xA0F096F: ???
+==43422==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43422==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43422==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43422==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43422==    by 0xBEC7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43422==    by 0xBE60D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43422==    by 0xAB57D38: PetscInitialize (pinit.c:924)
+==43422==    by 0xA0B51D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43422==    by 0xA0B5227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43422==    by 0x1220FC: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43422==    by 0x11D313: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43422==    by 0x11F5E6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43422==    by 0x11F4E2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43422==    by 0x11FAF5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43422==    by 0x11BB15: main (Test1dMonodomainShannonCvodeBenchmarks.cpp:18)
+==43422== 
+==43422== Open file descriptor 116:
+==43422==    <inherited from parent>
+==43422== 
+==43422== Open file descriptor 113:
+==43422==    <inherited from parent>
+==43422== 
+==43422== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/Test1dMonodomainShannonCvodeBenchmarks_valgrind.txt
+==43422==    <inherited from parent>
+==43422== 
+==43422== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43422==    <inherited from parent>
+==43422== 
+==43422== 
+==43422== HEAP SUMMARY:
+==43422==     in use at exit: 618,745 bytes in 8,244 blocks
+==43422==   total heap usage: 319,600 allocs, 311,356 frees, 1,398,098,645 bytes allocated
+==43422== 
+==43422== LEAK SUMMARY:
+==43422==    definitely lost: 0 bytes in 0 blocks
+==43422==    indirectly lost: 0 bytes in 0 blocks
+==43422==      possibly lost: 0 bytes in 0 blocks
+==43422==    still reachable: 24 bytes in 2 blocks
+==43422==         suppressed: 618,721 bytes in 8,242 blocks
+==43422== Reachable blocks (those to which a pointer was found) are not shown.
+==43422== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43422== 
+==43422== For lists of detected and suppressed errors, rerun with: -s
+==43422== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 39 from 31)
diff --git a/log-files/2024-10-08_17-23-11/Test2dVertexBasedSimulationWithSrnModels_valgrind.txt b/log-files/2024-10-08_17-23-11/Test2dVertexBasedSimulationWithSrnModels_valgrind.txt
new file mode 100644
index 000000000..b734d17c8
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/Test2dVertexBasedSimulationWithSrnModels_valgrind.txt
@@ -0,0 +1,73 @@
+==26204== Memcheck, a memory error detector
+==26204== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26204== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26204== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/Test2dVertexBasedSimulationWithSrnModels -malloc_debug -malloc_dump -memory_info
+==26204== Parent PID: 24004
+==26204== 
+==26204== 
+==26204== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26204== Open file descriptor 12:
+==26204==    at 0xF80107D: pipe (pipe.c:29)
+==26204==    by 0x196B407D: ???
+==26204==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26204==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26204==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26204==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26204==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26204==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26204==    by 0x1221C2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26204==    by 0x11D90D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26204==    by 0x11FCFC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26204==    by 0x11FB9C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26204==    by 0x120233: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26204==    by 0x11BD35: main (Test2dVertexBasedSimulationWithSrnModels.cpp:19)
+==26204== 
+==26204== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26204==    at 0xF805A1C: __open_nocancel (open64_nocancel.c:39)
+==26204==    by 0xF789BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26204==    by 0xF13F822: ???
+==26204==    by 0xF13F96F: ???
+==26204==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26204==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26204==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26204==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26204==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26204==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26204==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26204==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26204==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26204==    by 0x1221C2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26204==    by 0x11D90D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26204==    by 0x11FCFC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26204==    by 0x11FB9C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26204==    by 0x120233: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26204==    by 0x11BD35: main (Test2dVertexBasedSimulationWithSrnModels.cpp:19)
+==26204== 
+==26204== Open file descriptor 116:
+==26204==    <inherited from parent>
+==26204== 
+==26204== Open file descriptor 113:
+==26204==    <inherited from parent>
+==26204== 
+==26204== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/Test2dVertexBasedSimulationWithSrnModels_valgrind.txt
+==26204==    <inherited from parent>
+==26204== 
+==26204== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26204==    <inherited from parent>
+==26204== 
+==26204== 
+==26204== HEAP SUMMARY:
+==26204==     in use at exit: 618,354 bytes in 8,239 blocks
+==26204==   total heap usage: 1,124,534 allocs, 1,116,295 frees, 1,415,928,149 bytes allocated
+==26204== 
+==26204== LEAK SUMMARY:
+==26204==    definitely lost: 0 bytes in 0 blocks
+==26204==    indirectly lost: 0 bytes in 0 blocks
+==26204==      possibly lost: 0 bytes in 0 blocks
+==26204==    still reachable: 56 bytes in 3 blocks
+==26204==         suppressed: 618,298 bytes in 8,236 blocks
+==26204== Reachable blocks (those to which a pointer was found) are not shown.
+==26204== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26204== 
+==26204== For lists of detected and suppressed errors, rerun with: -s
+==26204== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestAbstractAnalyticJacobian_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAbstractAnalyticJacobian_valgrind.txt
new file mode 100644
index 000000000..ecf66cd8d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAbstractAnalyticJacobian_valgrind.txt
@@ -0,0 +1,73 @@
+==24944== Memcheck, a memory error detector
+==24944== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24944== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24944== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestAbstractAnalyticJacobian -malloc_debug -malloc_dump -memory_info
+==24944== Parent PID: 24004
+==24944== 
+==24944== 
+==24944== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24944== Open file descriptor 12:
+==24944==    at 0x4F1007D: pipe (pipe.c:29)
+==24944==    by 0xB1E607D: ???
+==24944==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24944==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24944==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24944==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24944==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24944==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24944==    by 0x117D7C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24944==    by 0x11320F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24944==    by 0x11560C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24944==    by 0x115507: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24944==    by 0x115B1B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24944==    by 0x111715: main (TestAbstractAnalyticJacobian.cpp:18)
+==24944== 
+==24944== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24944==    at 0x4F14A1C: __open_nocancel (open64_nocancel.c:39)
+==24944==    by 0x4E98BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24944==    by 0x4B77822: ???
+==24944==    by 0x4B7796F: ???
+==24944==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24944==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24944==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24944==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24944==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24944==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24944==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24944==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24944==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24944==    by 0x117D7C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24944==    by 0x11320F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24944==    by 0x11560C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24944==    by 0x115507: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24944==    by 0x115B1B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24944==    by 0x111715: main (TestAbstractAnalyticJacobian.cpp:18)
+==24944== 
+==24944== Open file descriptor 116:
+==24944==    <inherited from parent>
+==24944== 
+==24944== Open file descriptor 113:
+==24944==    <inherited from parent>
+==24944== 
+==24944== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAbstractAnalyticJacobian_valgrind.txt
+==24944==    <inherited from parent>
+==24944== 
+==24944== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24944==    <inherited from parent>
+==24944== 
+==24944== 
+==24944== HEAP SUMMARY:
+==24944==     in use at exit: 617,906 bytes in 8,238 blocks
+==24944==   total heap usage: 45,031 allocs, 36,793 frees, 1,338,169,452 bytes allocated
+==24944== 
+==24944== LEAK SUMMARY:
+==24944==    definitely lost: 0 bytes in 0 blocks
+==24944==    indirectly lost: 0 bytes in 0 blocks
+==24944==      possibly lost: 0 bytes in 0 blocks
+==24944==    still reachable: 24 bytes in 2 blocks
+==24944==         suppressed: 617,882 bytes in 8,236 blocks
+==24944== Reachable blocks (those to which a pointer was found) are not shown.
+==24944== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24944== 
+==24944== For lists of detected and suppressed errors, rerun with: -s
+==24944== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestAbstractContinuumMechanicsAssembler_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAbstractContinuumMechanicsAssembler_valgrind.txt
new file mode 100644
index 000000000..917a5f326
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAbstractContinuumMechanicsAssembler_valgrind.txt
@@ -0,0 +1,73 @@
+==25270== Memcheck, a memory error detector
+==25270== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25270== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25270== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/continuum_mechanics/test/TestAbstractContinuumMechanicsAssembler -malloc_debug -malloc_dump -memory_info
+==25270== Parent PID: 24004
+==25270== 
+==25270== 
+==25270== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25270== Open file descriptor 12:
+==25270==    at 0x84EF07D: pipe (pipe.c:29)
+==25270==    by 0x104DE07D: ???
+==25270==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25270==    by 0x8B56418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25270==    by 0x8AEFD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25270==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25270==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25270==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25270==    by 0x1507F2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25270==    by 0x14B24D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25270==    by 0x14E462: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25270==    by 0x14E302: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25270==    by 0x14E999: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25270==    by 0x149675: main (TestAbstractContinuumMechanicsAssembler.cpp:19)
+==25270== 
+==25270== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25270==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25270==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25270==    by 0x7D44822: ???
+==25270==    by 0x7D4496F: ???
+==25270==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25270==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25270==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25270==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25270==    by 0x8B56418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25270==    by 0x8AEFD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25270==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25270==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25270==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25270==    by 0x1507F2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25270==    by 0x14B24D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25270==    by 0x14E462: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25270==    by 0x14E302: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25270==    by 0x14E999: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25270==    by 0x149675: main (TestAbstractContinuumMechanicsAssembler.cpp:19)
+==25270== 
+==25270== Open file descriptor 116:
+==25270==    <inherited from parent>
+==25270== 
+==25270== Open file descriptor 113:
+==25270==    <inherited from parent>
+==25270== 
+==25270== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAbstractContinuumMechanicsAssembler_valgrind.txt
+==25270==    <inherited from parent>
+==25270== 
+==25270== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25270==    <inherited from parent>
+==25270== 
+==25270== 
+==25270== HEAP SUMMARY:
+==25270==     in use at exit: 618,258 bytes in 8,238 blocks
+==25270==   total heap usage: 50,434 allocs, 42,196 frees, 1,339,924,240 bytes allocated
+==25270== 
+==25270== LEAK SUMMARY:
+==25270==    definitely lost: 0 bytes in 0 blocks
+==25270==    indirectly lost: 0 bytes in 0 blocks
+==25270==      possibly lost: 0 bytes in 0 blocks
+==25270==    still reachable: 24 bytes in 2 blocks
+==25270==         suppressed: 618,234 bytes in 8,236 blocks
+==25270== Reachable blocks (those to which a pointer was found) are not shown.
+==25270== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25270== 
+==25270== For lists of detected and suppressed errors, rerun with: -s
+==25270== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestAbstractContractionCellFactory_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAbstractContractionCellFactory_valgrind.txt
new file mode 100644
index 000000000..7e5da6eea
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAbstractContractionCellFactory_valgrind.txt
@@ -0,0 +1,73 @@
+==43547== Memcheck, a memory error detector
+==43547== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43547== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43547== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestAbstractContractionCellFactory -malloc_debug -malloc_dump -memory_info
+==43547== Parent PID: 24004
+==43547== 
+==43547== 
+==43547== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43547== Open file descriptor 12:
+==43547==    at 0xA8DB07D: pipe (pipe.c:29)
+==43547==    by 0x1432F07D: ???
+==43547==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43547==    by 0xBE54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43547==    by 0xBDEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43547==    by 0xAAE4D38: PetscInitialize (pinit.c:924)
+==43547==    by 0xA1C21D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43547==    by 0xA1C2227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43547==    by 0x11F78E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43547==    by 0x11A553: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43547==    by 0x11C978: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43547==    by 0x11C873: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43547==    by 0x11CE87: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43547==    by 0x118D55: main (TestAbstractContractionCellFactory.cpp:18)
+==43547== 
+==43547== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43547==    at 0xA8DFA1C: __open_nocancel (open64_nocancel.c:39)
+==43547==    by 0xA863BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43547==    by 0xA1FD822: ???
+==43547==    by 0xA1FD96F: ???
+==43547==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43547==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43547==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43547==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43547==    by 0xBE54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43547==    by 0xBDEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43547==    by 0xAAE4D38: PetscInitialize (pinit.c:924)
+==43547==    by 0xA1C21D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43547==    by 0xA1C2227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43547==    by 0x11F78E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43547==    by 0x11A553: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43547==    by 0x11C978: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43547==    by 0x11C873: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43547==    by 0x11CE87: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43547==    by 0x118D55: main (TestAbstractContractionCellFactory.cpp:18)
+==43547== 
+==43547== Open file descriptor 116:
+==43547==    <inherited from parent>
+==43547== 
+==43547== Open file descriptor 113:
+==43547==    <inherited from parent>
+==43547== 
+==43547== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAbstractContractionCellFactory_valgrind.txt
+==43547==    <inherited from parent>
+==43547== 
+==43547== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43547==    <inherited from parent>
+==43547== 
+==43547== 
+==43547== HEAP SUMMARY:
+==43547==     in use at exit: 618,818 bytes in 8,248 blocks
+==43547==   total heap usage: 171,935 allocs, 163,687 frees, 1,363,064,730 bytes allocated
+==43547== 
+==43547== LEAK SUMMARY:
+==43547==    definitely lost: 0 bytes in 0 blocks
+==43547==    indirectly lost: 0 bytes in 0 blocks
+==43547==      possibly lost: 0 bytes in 0 blocks
+==43547==    still reachable: 24 bytes in 2 blocks
+==43547==         suppressed: 618,794 bytes in 8,246 blocks
+==43547== Reachable blocks (those to which a pointer was found) are not shown.
+==43547== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43547== 
+==43547== For lists of detected and suppressed errors, rerun with: -s
+==43547== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 40 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestAbstractCvodeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAbstractCvodeSystem_valgrind.txt
new file mode 100644
index 000000000..3d51583e5
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAbstractCvodeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==24936== Memcheck, a memory error detector
+==24936== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24936== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24936== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestAbstractCvodeSystem -malloc_debug -malloc_dump -memory_info
+==24936== Parent PID: 24004
+==24936== 
+==24936== 
+==24936== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24936== Open file descriptor 12:
+==24936==    at 0x643E07D: pipe (pipe.c:29)
+==24936==    by 0xB1CA07D: ???
+==24936==    by 0x8CC44CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24936==    by 0x603C418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24936==    by 0x5FD5D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24936==    by 0x4CCCD38: PetscInitialize (pinit.c:924)
+==24936==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24936==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24936==    by 0x136DA1: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24936==    by 0x131171: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24936==    by 0x133ED4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24936==    by 0x133D74: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24936==    by 0x13440B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24936==    by 0x12EFD5: main (TestAbstractCvodeSystem.cpp:19)
+==24936== 
+==24936== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24936==    at 0x6442A1C: __open_nocancel (open64_nocancel.c:39)
+==24936==    by 0x63C6BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24936==    by 0x4B77822: ???
+==24936==    by 0x4B7796F: ???
+==24936==    by 0x8D696DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24936==    by 0x8D69938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24936==    by 0x8D1F922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24936==    by 0x8CC42DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24936==    by 0x603C418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24936==    by 0x5FD5D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24936==    by 0x4CCCD38: PetscInitialize (pinit.c:924)
+==24936==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24936==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24936==    by 0x136DA1: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24936==    by 0x131171: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24936==    by 0x133ED4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24936==    by 0x133D74: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24936==    by 0x13440B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24936==    by 0x12EFD5: main (TestAbstractCvodeSystem.cpp:19)
+==24936== 
+==24936== Open file descriptor 116:
+==24936==    <inherited from parent>
+==24936== 
+==24936== Open file descriptor 113:
+==24936==    <inherited from parent>
+==24936== 
+==24936== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAbstractCvodeSystem_valgrind.txt
+==24936==    <inherited from parent>
+==24936== 
+==24936== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24936==    <inherited from parent>
+==24936== 
+==24936== 
+==24936== HEAP SUMMARY:
+==24936==     in use at exit: 617,890 bytes in 8,238 blocks
+==24936==   total heap usage: 46,486 allocs, 38,248 frees, 1,338,366,286 bytes allocated
+==24936== 
+==24936== LEAK SUMMARY:
+==24936==    definitely lost: 0 bytes in 0 blocks
+==24936==    indirectly lost: 0 bytes in 0 blocks
+==24936==      possibly lost: 0 bytes in 0 blocks
+==24936==    still reachable: 24 bytes in 2 blocks
+==24936==         suppressed: 617,866 bytes in 8,236 blocks
+==24936== Reachable blocks (those to which a pointer was found) are not shown.
+==24936== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24936== 
+==24936== For lists of detected and suppressed errors, rerun with: -s
+==24936== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestAbstractFeCableIntegralAssembler_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAbstractFeCableIntegralAssembler_valgrind.txt
new file mode 100644
index 000000000..9da16b8d2
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAbstractFeCableIntegralAssembler_valgrind.txt
@@ -0,0 +1,73 @@
+==25153== Memcheck, a memory error detector
+==25153== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25153== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25153== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestAbstractFeCableIntegralAssembler -malloc_debug -malloc_dump -memory_info
+==25153== Parent PID: 24004
+==25153== 
+==25153== 
+==25153== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25153== Open file descriptor 12:
+==25153==    at 0x84EF07D: pipe (pipe.c:29)
+==25153==    by 0x104DE07D: ???
+==25153==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25153==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25153==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25153==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25153==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25153==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25153==    by 0x136062: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25153==    by 0x130C2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25153==    by 0x133CD2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25153==    by 0x133B72: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25153==    by 0x134209: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25153==    by 0x12F055: main (TestAbstractFeCableIntegralAssembler.cpp:19)
+==25153== 
+==25153== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25153==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25153==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25153==    by 0x7D44822: ???
+==25153==    by 0x7D4496F: ???
+==25153==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25153==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25153==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25153==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25153==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25153==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25153==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25153==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25153==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25153==    by 0x136062: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25153==    by 0x130C2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25153==    by 0x133CD2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25153==    by 0x133B72: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25153==    by 0x134209: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25153==    by 0x12F055: main (TestAbstractFeCableIntegralAssembler.cpp:19)
+==25153== 
+==25153== Open file descriptor 116:
+==25153==    <inherited from parent>
+==25153== 
+==25153== Open file descriptor 113:
+==25153==    <inherited from parent>
+==25153== 
+==25153== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAbstractFeCableIntegralAssembler_valgrind.txt
+==25153==    <inherited from parent>
+==25153== 
+==25153== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25153==    <inherited from parent>
+==25153== 
+==25153== 
+==25153== HEAP SUMMARY:
+==25153==     in use at exit: 618,258 bytes in 8,238 blocks
+==25153==   total heap usage: 59,952 allocs, 51,714 frees, 1,339,371,471 bytes allocated
+==25153== 
+==25153== LEAK SUMMARY:
+==25153==    definitely lost: 0 bytes in 0 blocks
+==25153==    indirectly lost: 0 bytes in 0 blocks
+==25153==      possibly lost: 0 bytes in 0 blocks
+==25153==    still reachable: 24 bytes in 2 blocks
+==25153==         suppressed: 618,234 bytes in 8,236 blocks
+==25153== Reachable blocks (those to which a pointer was found) are not shown.
+==25153== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25153== 
+==25153== For lists of detected and suppressed errors, rerun with: -s
+==25153== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestAbstractFeSurfaceIntegralAssembler_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAbstractFeSurfaceIntegralAssembler_valgrind.txt
new file mode 100644
index 000000000..6ee4e736c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAbstractFeSurfaceIntegralAssembler_valgrind.txt
@@ -0,0 +1,73 @@
+==25167== Memcheck, a memory error detector
+==25167== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25167== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25167== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestAbstractFeSurfaceIntegralAssembler -malloc_debug -malloc_dump -memory_info
+==25167== Parent PID: 24004
+==25167== 
+==25167== 
+==25167== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25167== Open file descriptor 12:
+==25167==    at 0x84EF07D: pipe (pipe.c:29)
+==25167==    by 0x104DE07D: ???
+==25167==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25167==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25167==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25167==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25167==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25167==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25167==    by 0x12D738: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25167==    by 0x128933: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25167==    by 0x12B4AA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25167==    by 0x12B3A5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25167==    by 0x12B9B9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25167==    by 0x127135: main (TestAbstractFeSurfaceIntegralAssembler.cpp:18)
+==25167== 
+==25167== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25167==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25167==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25167==    by 0x7D44822: ???
+==25167==    by 0x7D4496F: ???
+==25167==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25167==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25167==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25167==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25167==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25167==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25167==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25167==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25167==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25167==    by 0x12D738: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25167==    by 0x128933: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25167==    by 0x12B4AA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25167==    by 0x12B3A5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25167==    by 0x12B9B9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25167==    by 0x127135: main (TestAbstractFeSurfaceIntegralAssembler.cpp:18)
+==25167== 
+==25167== Open file descriptor 116:
+==25167==    <inherited from parent>
+==25167== 
+==25167== Open file descriptor 113:
+==25167==    <inherited from parent>
+==25167== 
+==25167== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAbstractFeSurfaceIntegralAssembler_valgrind.txt
+==25167==    <inherited from parent>
+==25167== 
+==25167== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25167==    <inherited from parent>
+==25167== 
+==25167== 
+==25167== HEAP SUMMARY:
+==25167==     in use at exit: 618,258 bytes in 8,238 blocks
+==25167==   total heap usage: 47,970 allocs, 39,732 frees, 1,338,473,720 bytes allocated
+==25167== 
+==25167== LEAK SUMMARY:
+==25167==    definitely lost: 0 bytes in 0 blocks
+==25167==    indirectly lost: 0 bytes in 0 blocks
+==25167==      possibly lost: 0 bytes in 0 blocks
+==25167==    still reachable: 24 bytes in 2 blocks
+==25167==         suppressed: 618,234 bytes in 8,236 blocks
+==25167== Reachable blocks (those to which a pointer was found) are not shown.
+==25167== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25167== 
+==25167== For lists of detected and suppressed errors, rerun with: -s
+==25167== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestAbstractFeVolumeIntegralAssembler_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAbstractFeVolumeIntegralAssembler_valgrind.txt
new file mode 100644
index 000000000..7ab93cdac
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAbstractFeVolumeIntegralAssembler_valgrind.txt
@@ -0,0 +1,73 @@
+==25168== Memcheck, a memory error detector
+==25168== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25168== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25168== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestAbstractFeVolumeIntegralAssembler -malloc_debug -malloc_dump -memory_info
+==25168== Parent PID: 24004
+==25168== 
+==25168== 
+==25168== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25168== Open file descriptor 12:
+==25168==    at 0x84EF07D: pipe (pipe.c:29)
+==25168==    by 0x104DE07D: ???
+==25168==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25168==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25168==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25168==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25168==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25168==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25168==    by 0x15E73C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25168==    by 0x15920D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25168==    by 0x15C3AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25168==    by 0x15C24C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25168==    by 0x15C8E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25168==    by 0x157635: main (TestAbstractFeVolumeIntegralAssembler.cpp:19)
+==25168== 
+==25168== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25168==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25168==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25168==    by 0x7D44822: ???
+==25168==    by 0x7D4496F: ???
+==25168==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25168==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25168==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25168==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25168==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25168==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25168==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25168==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25168==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25168==    by 0x15E73C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25168==    by 0x15920D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25168==    by 0x15C3AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25168==    by 0x15C24C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25168==    by 0x15C8E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25168==    by 0x157635: main (TestAbstractFeVolumeIntegralAssembler.cpp:19)
+==25168== 
+==25168== Open file descriptor 116:
+==25168==    <inherited from parent>
+==25168== 
+==25168== Open file descriptor 113:
+==25168==    <inherited from parent>
+==25168== 
+==25168== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAbstractFeVolumeIntegralAssembler_valgrind.txt
+==25168==    <inherited from parent>
+==25168== 
+==25168== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25168==    <inherited from parent>
+==25168== 
+==25168== 
+==25168== HEAP SUMMARY:
+==25168==     in use at exit: 618,258 bytes in 8,238 blocks
+==25168==   total heap usage: 57,062 allocs, 48,824 frees, 1,339,698,649 bytes allocated
+==25168== 
+==25168== LEAK SUMMARY:
+==25168==    definitely lost: 0 bytes in 0 blocks
+==25168==    indirectly lost: 0 bytes in 0 blocks
+==25168==      possibly lost: 0 bytes in 0 blocks
+==25168==    still reachable: 24 bytes in 2 blocks
+==25168==         suppressed: 618,234 bytes in 8,236 blocks
+==25168== Reachable blocks (those to which a pointer was found) are not shown.
+==25168== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25168== 
+==25168== For lists of detected and suppressed errors, rerun with: -s
+==25168== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestAbstractFunctionalCalculator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAbstractFunctionalCalculator_valgrind.txt
new file mode 100644
index 000000000..9210ceab4
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAbstractFunctionalCalculator_valgrind.txt
@@ -0,0 +1,73 @@
+==25181== Memcheck, a memory error detector
+==25181== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25181== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25181== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestAbstractFunctionalCalculator -malloc_debug -malloc_dump -memory_info
+==25181== Parent PID: 24004
+==25181== 
+==25181== 
+==25181== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25181== Open file descriptor 12:
+==25181==    at 0x859707D: pipe (pipe.c:29)
+==25181==    by 0x104DE07D: ???
+==25181==    by 0xBE1A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25181==    by 0x7DB8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25181==    by 0x7D51D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25181==    by 0x6A25D38: PetscInitialize (pinit.c:924)
+==25181==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25181==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25181==    by 0x12B976: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25181==    by 0x126B9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25181==    by 0x1294EC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25181==    by 0x12938C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25181==    by 0x129A23: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25181==    by 0x124F75: main (TestAbstractFunctionalCalculator.cpp:19)
+==25181== 
+==25181== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25181==    at 0x859BA1C: __open_nocancel (open64_nocancel.c:39)
+==25181==    by 0x851FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25181==    by 0x7CB5822: ???
+==25181==    by 0x7CB596F: ???
+==25181==    by 0xBEBF6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25181==    by 0xBEBF938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25181==    by 0xBE75922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25181==    by 0xBE1A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25181==    by 0x7DB8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25181==    by 0x7D51D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25181==    by 0x6A25D38: PetscInitialize (pinit.c:924)
+==25181==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25181==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25181==    by 0x12B976: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25181==    by 0x126B9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25181==    by 0x1294EC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25181==    by 0x12938C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25181==    by 0x129A23: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25181==    by 0x124F75: main (TestAbstractFunctionalCalculator.cpp:19)
+==25181== 
+==25181== Open file descriptor 116:
+==25181==    <inherited from parent>
+==25181== 
+==25181== Open file descriptor 113:
+==25181==    <inherited from parent>
+==25181== 
+==25181== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAbstractFunctionalCalculator_valgrind.txt
+==25181==    <inherited from parent>
+==25181== 
+==25181== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25181==    <inherited from parent>
+==25181== 
+==25181== 
+==25181== HEAP SUMMARY:
+==25181==     in use at exit: 618,258 bytes in 8,238 blocks
+==25181==   total heap usage: 89,963 allocs, 81,725 frees, 1,340,571,563 bytes allocated
+==25181== 
+==25181== LEAK SUMMARY:
+==25181==    definitely lost: 0 bytes in 0 blocks
+==25181==    indirectly lost: 0 bytes in 0 blocks
+==25181==      possibly lost: 0 bytes in 0 blocks
+==25181==    still reachable: 24 bytes in 2 blocks
+==25181==         suppressed: 618,234 bytes in 8,236 blocks
+==25181== Reachable blocks (those to which a pointer was found) are not shown.
+==25181== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25181== 
+==25181== For lists of detected and suppressed errors, rerun with: -s
+==25181== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestAbstractIvpOdeSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAbstractIvpOdeSolver_valgrind.txt
new file mode 100644
index 000000000..5a2fc6a60
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAbstractIvpOdeSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==24923== Memcheck, a memory error detector
+==24923== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24923== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24923== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestAbstractIvpOdeSolver -malloc_debug -malloc_dump -memory_info
+==24923== Parent PID: 24004
+==24923== 
+==24923== 
+==24923== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24923== Open file descriptor 12:
+==24923==    at 0x503907D: pipe (pipe.c:29)
+==24923==    by 0xB1E607D: ???
+==24923==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24923==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24923==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24923==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24923==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24923==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24923==    by 0x13ABB0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24923==    by 0x13250D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24923==    by 0x13549A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24923==    by 0x13533A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24923==    by 0x1359D1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24923==    by 0x12FAD5: main (TestAbstractIvpOdeSolver.cpp:19)
+==24923== 
+==24923== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24923==    at 0x503DA1C: __open_nocancel (open64_nocancel.c:39)
+==24923==    by 0x4FC1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24923==    by 0x4B77822: ???
+==24923==    by 0x4B7796F: ???
+==24923==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24923==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24923==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24923==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24923==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24923==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24923==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24923==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24923==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24923==    by 0x13ABB0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24923==    by 0x13250D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24923==    by 0x13549A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24923==    by 0x13533A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24923==    by 0x1359D1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24923==    by 0x12FAD5: main (TestAbstractIvpOdeSolver.cpp:19)
+==24923== 
+==24923== Open file descriptor 116:
+==24923==    <inherited from parent>
+==24923== 
+==24923== Open file descriptor 113:
+==24923==    <inherited from parent>
+==24923== 
+==24923== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAbstractIvpOdeSolver_valgrind.txt
+==24923==    <inherited from parent>
+==24923== 
+==24923== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24923==    <inherited from parent>
+==24923== 
+==24923== 
+==24923== HEAP SUMMARY:
+==24923==     in use at exit: 617,906 bytes in 8,238 blocks
+==24923==   total heap usage: 138,421 allocs, 130,183 frees, 1,346,068,836 bytes allocated
+==24923== 
+==24923== LEAK SUMMARY:
+==24923==    definitely lost: 0 bytes in 0 blocks
+==24923==    indirectly lost: 0 bytes in 0 blocks
+==24923==      possibly lost: 0 bytes in 0 blocks
+==24923==    still reachable: 24 bytes in 2 blocks
+==24923==         suppressed: 617,882 bytes in 8,236 blocks
+==24923== Reachable blocks (those to which a pointer was found) are not shown.
+==24923== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24923== 
+==24923== For lists of detected and suppressed errors, rerun with: -s
+==24923== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestAbstractOdeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAbstractOdeSystem_valgrind.txt
new file mode 100644
index 000000000..53e3073ea
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAbstractOdeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==24942== Memcheck, a memory error detector
+==24942== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24942== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24942== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestAbstractOdeSystem -malloc_debug -malloc_dump -memory_info
+==24942== Parent PID: 24004
+==24942== 
+==24942== 
+==24942== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24942== Open file descriptor 12:
+==24942==    at 0x640707D: pipe (pipe.c:29)
+==24942==    by 0xB1E407D: ???
+==24942==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24942==    by 0x603C418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24942==    by 0x5FD5D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24942==    by 0x4CCCD38: PetscInitialize (pinit.c:924)
+==24942==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24942==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24942==    by 0x137AEF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24942==    by 0x1315E1: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24942==    by 0x134746: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24942==    by 0x1345E6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24942==    by 0x134C7D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24942==    by 0x12EE55: main (TestAbstractOdeSystem.cpp:19)
+==24942== 
+==24942== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24942==    at 0x640BA1C: __open_nocancel (open64_nocancel.c:39)
+==24942==    by 0x638FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24942==    by 0x4B77822: ???
+==24942==    by 0x4B7796F: ???
+==24942==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24942==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24942==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24942==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24942==    by 0x603C418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24942==    by 0x5FD5D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24942==    by 0x4CCCD38: PetscInitialize (pinit.c:924)
+==24942==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24942==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24942==    by 0x137AEF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24942==    by 0x1315E1: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24942==    by 0x134746: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24942==    by 0x1345E6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24942==    by 0x134C7D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24942==    by 0x12EE55: main (TestAbstractOdeSystem.cpp:19)
+==24942== 
+==24942== Open file descriptor 116:
+==24942==    <inherited from parent>
+==24942== 
+==24942== Open file descriptor 113:
+==24942==    <inherited from parent>
+==24942== 
+==24942== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAbstractOdeSystem_valgrind.txt
+==24942==    <inherited from parent>
+==24942== 
+==24942== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24942==    <inherited from parent>
+==24942== 
+==24942== 
+==24942== HEAP SUMMARY:
+==24942==     in use at exit: 617,906 bytes in 8,238 blocks
+==24942==   total heap usage: 45,969 allocs, 37,731 frees, 1,338,334,336 bytes allocated
+==24942== 
+==24942== LEAK SUMMARY:
+==24942==    definitely lost: 0 bytes in 0 blocks
+==24942==    indirectly lost: 0 bytes in 0 blocks
+==24942==      possibly lost: 0 bytes in 0 blocks
+==24942==    still reachable: 24 bytes in 2 blocks
+==24942==         suppressed: 617,882 bytes in 8,236 blocks
+==24942== Reachable blocks (those to which a pointer was found) are not shown.
+==24942== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24942== 
+==24942== For lists of detected and suppressed errors, rerun with: -s
+==24942== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestAbstractPurkinjeCellFactory_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAbstractPurkinjeCellFactory_valgrind.txt
new file mode 100644
index 000000000..024021876
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAbstractPurkinjeCellFactory_valgrind.txt
@@ -0,0 +1,73 @@
+==43549== Memcheck, a memory error detector
+==43549== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43549== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43549== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestAbstractPurkinjeCellFactory -malloc_debug -malloc_dump -memory_info
+==43549== Parent PID: 24004
+==43549== 
+==43549== 
+==43549== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43549== Open file descriptor 12:
+==43549==    at 0xA51707D: pipe (pipe.c:29)
+==43549==    by 0x1432F07D: ???
+==43549==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43549==    by 0xBC12418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43549==    by 0xBBABD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43549==    by 0xA8A2D38: PetscInitialize (pinit.c:924)
+==43549==    by 0x9E001D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43549==    by 0x9E00227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43549==    by 0x11B060: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43549==    by 0x11664D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43549==    by 0x118D6E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43549==    by 0x118C0E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43549==    by 0x1192A5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43549==    by 0x114A75: main (TestAbstractPurkinjeCellFactory.cpp:19)
+==43549== 
+==43549== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43549==    at 0xA51BA1C: __open_nocancel (open64_nocancel.c:39)
+==43549==    by 0xA49FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43549==    by 0x9E3B822: ???
+==43549==    by 0x9E3B96F: ???
+==43549==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43549==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43549==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43549==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43549==    by 0xBC12418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43549==    by 0xBBABD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43549==    by 0xA8A2D38: PetscInitialize (pinit.c:924)
+==43549==    by 0x9E001D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43549==    by 0x9E00227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43549==    by 0x11B060: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43549==    by 0x11664D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43549==    by 0x118D6E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43549==    by 0x118C0E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43549==    by 0x1192A5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43549==    by 0x114A75: main (TestAbstractPurkinjeCellFactory.cpp:19)
+==43549== 
+==43549== Open file descriptor 116:
+==43549==    <inherited from parent>
+==43549== 
+==43549== Open file descriptor 113:
+==43549==    <inherited from parent>
+==43549== 
+==43549== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAbstractPurkinjeCellFactory_valgrind.txt
+==43549==    <inherited from parent>
+==43549== 
+==43549== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43549==    <inherited from parent>
+==43549== 
+==43549== 
+==43549== HEAP SUMMARY:
+==43549==     in use at exit: 618,338 bytes in 8,238 blocks
+==43549==   total heap usage: 60,032 allocs, 51,794 frees, 1,339,347,881 bytes allocated
+==43549== 
+==43549== LEAK SUMMARY:
+==43549==    definitely lost: 0 bytes in 0 blocks
+==43549==    indirectly lost: 0 bytes in 0 blocks
+==43549==      possibly lost: 0 bytes in 0 blocks
+==43549==    still reachable: 24 bytes in 2 blocks
+==43549==         suppressed: 618,314 bytes in 8,236 blocks
+==43549== Reachable blocks (those to which a pointer was found) are not shown.
+==43549== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43549== 
+==43549== For lists of detected and suppressed errors, rerun with: -s
+==43549== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestAcinarUnitModels_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAcinarUnitModels_valgrind.txt
new file mode 100644
index 000000000..19d65d588
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAcinarUnitModels_valgrind.txt
@@ -0,0 +1,36 @@
+==41090== Memcheck, a memory error detector
+==41090== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41090== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41090== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestAcinarUnitModels -malloc_debug -malloc_dump -memory_info
+==41090== Parent PID: 24004
+==41090== 
+==41090== 
+==41090== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==41090== Open file descriptor 116:
+==41090==    <inherited from parent>
+==41090== 
+==41090== Open file descriptor 113:
+==41090==    <inherited from parent>
+==41090== 
+==41090== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAcinarUnitModels_valgrind.txt
+==41090==    <inherited from parent>
+==41090== 
+==41090== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41090==    <inherited from parent>
+==41090== 
+==41090== 
+==41090== HEAP SUMMARY:
+==41090==     in use at exit: 24 bytes in 2 blocks
+==41090==   total heap usage: 56,753 allocs, 56,751 frees, 1,351,562 bytes allocated
+==41090== 
+==41090== LEAK SUMMARY:
+==41090==    definitely lost: 0 bytes in 0 blocks
+==41090==    indirectly lost: 0 bytes in 0 blocks
+==41090==      possibly lost: 0 bytes in 0 blocks
+==41090==    still reachable: 24 bytes in 2 blocks
+==41090==         suppressed: 0 bytes in 0 blocks
+==41090== Reachable blocks (those to which a pointer was found) are not shown.
+==41090== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41090== 
+==41090== For lists of detected and suppressed errors, rerun with: -s
+==41090== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestAirwayBranch_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAirwayBranch_valgrind.txt
new file mode 100644
index 000000000..b795b67c2
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAirwayBranch_valgrind.txt
@@ -0,0 +1,36 @@
+==41004== Memcheck, a memory error detector
+==41004== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41004== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41004== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestAirwayBranch -malloc_debug -malloc_dump -memory_info
+==41004== Parent PID: 24004
+==41004== 
+==41004== 
+==41004== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==41004== Open file descriptor 116:
+==41004==    <inherited from parent>
+==41004== 
+==41004== Open file descriptor 113:
+==41004==    <inherited from parent>
+==41004== 
+==41004== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAirwayBranch_valgrind.txt
+==41004==    <inherited from parent>
+==41004== 
+==41004== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41004==    <inherited from parent>
+==41004== 
+==41004== 
+==41004== HEAP SUMMARY:
+==41004==     in use at exit: 24 bytes in 2 blocks
+==41004==   total heap usage: 7,276 allocs, 7,274 frees, 1,027,073 bytes allocated
+==41004== 
+==41004== LEAK SUMMARY:
+==41004==    definitely lost: 0 bytes in 0 blocks
+==41004==    indirectly lost: 0 bytes in 0 blocks
+==41004==      possibly lost: 0 bytes in 0 blocks
+==41004==    still reachable: 24 bytes in 2 blocks
+==41004==         suppressed: 0 bytes in 0 blocks
+==41004== Reachable blocks (those to which a pointer was found) are not shown.
+==41004== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41004== 
+==41004== For lists of detected and suppressed errors, rerun with: -s
+==41004== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestAirwayGeneration_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAirwayGeneration_valgrind.txt
new file mode 100644
index 000000000..e971105d1
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAirwayGeneration_valgrind.txt
@@ -0,0 +1,36 @@
+==41052== Memcheck, a memory error detector
+==41052== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41052== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41052== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestAirwayGeneration -malloc_debug -malloc_dump -memory_info
+==41052== Parent PID: 24004
+==41052== 
+==41052== 
+==41052== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==41052== Open file descriptor 116:
+==41052==    <inherited from parent>
+==41052== 
+==41052== Open file descriptor 113:
+==41052==    <inherited from parent>
+==41052== 
+==41052== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAirwayGeneration_valgrind.txt
+==41052==    <inherited from parent>
+==41052== 
+==41052== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41052==    <inherited from parent>
+==41052== 
+==41052== 
+==41052== HEAP SUMMARY:
+==41052==     in use at exit: 24 bytes in 2 blocks
+==41052==   total heap usage: 7,378 allocs, 7,376 frees, 939,180 bytes allocated
+==41052== 
+==41052== LEAK SUMMARY:
+==41052==    definitely lost: 0 bytes in 0 blocks
+==41052==    indirectly lost: 0 bytes in 0 blocks
+==41052==      possibly lost: 0 bytes in 0 blocks
+==41052==    still reachable: 24 bytes in 2 blocks
+==41052==         suppressed: 0 bytes in 0 blocks
+==41052== Reachable blocks (those to which a pointer was found) are not shown.
+==41052== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41052== 
+==41052== For lists of detected and suppressed errors, rerun with: -s
+==41052== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestAirwayGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAirwayGenerator_valgrind.txt
new file mode 100644
index 000000000..9516d58a3
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAirwayGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==41053== Memcheck, a memory error detector
+==41053== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41053== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41053== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestAirwayGenerator -malloc_debug -malloc_dump -memory_info
+==41053== Parent PID: 24004
+==41053== 
+==41053== 
+==41053== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41053== Open file descriptor 12:
+==41053==    at 0x6BD107D: pipe (pipe.c:29)
+==41053==    by 0x107AC07D: ???
+==41053==    by 0xBAD14CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41053==    by 0x5ED6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41053==    by 0x5E6FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41053==    by 0x4B43D38: PetscInitialize (pinit.c:924)
+==41053==    by 0x4A181D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41053==    by 0x4A18227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41053==    by 0x11872F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41053==    by 0x11390D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41053==    by 0x1166E8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41053==    by 0x116588: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41053==    by 0x116C1F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41053==    by 0x111D35: main (TestAirwayGenerator.cpp:19)
+==41053== 
+==41053== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41053==    at 0x6BD5A1C: __open_nocancel (open64_nocancel.c:39)
+==41053==    by 0x6B59BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41053==    by 0x5DD3822: ???
+==41053==    by 0x5DD396F: ???
+==41053==    by 0xBB766DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41053==    by 0xBB76938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41053==    by 0xBB2C922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41053==    by 0xBAD12DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41053==    by 0x5ED6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41053==    by 0x5E6FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41053==    by 0x4B43D38: PetscInitialize (pinit.c:924)
+==41053==    by 0x4A181D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41053==    by 0x4A18227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41053==    by 0x11872F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41053==    by 0x11390D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41053==    by 0x1166E8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41053==    by 0x116588: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41053==    by 0x116C1F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41053==    by 0x111D35: main (TestAirwayGenerator.cpp:19)
+==41053== 
+==41053== Open file descriptor 116:
+==41053==    <inherited from parent>
+==41053== 
+==41053== Open file descriptor 113:
+==41053==    <inherited from parent>
+==41053== 
+==41053== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAirwayGenerator_valgrind.txt
+==41053==    <inherited from parent>
+==41053== 
+==41053== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41053==    <inherited from parent>
+==41053== 
+==41053== 
+==41053== HEAP SUMMARY:
+==41053==     in use at exit: 618,322 bytes in 8,238 blocks
+==41053==   total heap usage: 627,252 allocs, 619,014 frees, 1,787,062,443 bytes allocated
+==41053== 
+==41053== LEAK SUMMARY:
+==41053==    definitely lost: 0 bytes in 0 blocks
+==41053==    indirectly lost: 0 bytes in 0 blocks
+==41053==      possibly lost: 0 bytes in 0 blocks
+==41053==    still reachable: 24 bytes in 2 blocks
+==41053==         suppressed: 618,298 bytes in 8,236 blocks
+==41053== Reachable blocks (those to which a pointer was found) are not shown.
+==41053== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41053== 
+==41053== For lists of detected and suppressed errors, rerun with: -s
+==41053== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestAirwayPropertiesCalculator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAirwayPropertiesCalculator_valgrind.txt
new file mode 100644
index 000000000..febe54d61
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAirwayPropertiesCalculator_valgrind.txt
@@ -0,0 +1,36 @@
+==41005== Memcheck, a memory error detector
+==41005== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41005== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41005== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestAirwayPropertiesCalculator -malloc_debug -malloc_dump -memory_info
+==41005== Parent PID: 24004
+==41005== 
+==41005== 
+==41005== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==41005== Open file descriptor 116:
+==41005==    <inherited from parent>
+==41005== 
+==41005== Open file descriptor 113:
+==41005==    <inherited from parent>
+==41005== 
+==41005== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAirwayPropertiesCalculator_valgrind.txt
+==41005==    <inherited from parent>
+==41005== 
+==41005== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41005==    <inherited from parent>
+==41005== 
+==41005== 
+==41005== HEAP SUMMARY:
+==41005==     in use at exit: 24 bytes in 2 blocks
+==41005==   total heap usage: 6,941,070 allocs, 6,941,068 frees, 279,826,148 bytes allocated
+==41005== 
+==41005== LEAK SUMMARY:
+==41005==    definitely lost: 0 bytes in 0 blocks
+==41005==    indirectly lost: 0 bytes in 0 blocks
+==41005==      possibly lost: 0 bytes in 0 blocks
+==41005==    still reachable: 24 bytes in 2 blocks
+==41005==         suppressed: 0 bytes in 0 blocks
+==41005== Reachable blocks (those to which a pointer was found) are not shown.
+==41005== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41005== 
+==41005== For lists of detected and suppressed errors, rerun with: -s
+==41005== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestAirwayRemesher_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAirwayRemesher_valgrind.txt
new file mode 100644
index 000000000..6212fc2c5
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAirwayRemesher_valgrind.txt
@@ -0,0 +1,73 @@
+==41060== Memcheck, a memory error detector
+==41060== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41060== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41060== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestAirwayRemesher -malloc_debug -malloc_dump -memory_info
+==41060== Parent PID: 24004
+==41060== 
+==41060== 
+==41060== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41060== Open file descriptor 12:
+==41060==    at 0x823107D: pipe (pipe.c:29)
+==41060==    by 0x107AC07D: ???
+==41060==    by 0xBFD34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41060==    by 0x7B39418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41060==    by 0x7AD2D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41060==    by 0x67A6D38: PetscInitialize (pinit.c:924)
+==41060==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41060==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41060==    by 0x11A567: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41060==    by 0x116153: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41060==    by 0x1185EC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41060==    by 0x1184E7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41060==    by 0x118AFB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41060==    by 0x114955: main (TestAirwayRemesher.cpp:18)
+==41060== 
+==41060== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41060==    at 0x8235A1C: __open_nocancel (open64_nocancel.c:39)
+==41060==    by 0x81B9BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41060==    by 0x7A36822: ???
+==41060==    by 0x7A3696F: ???
+==41060==    by 0xC0786DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41060==    by 0xC078938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41060==    by 0xC02E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41060==    by 0xBFD32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41060==    by 0x7B39418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41060==    by 0x7AD2D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41060==    by 0x67A6D38: PetscInitialize (pinit.c:924)
+==41060==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41060==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41060==    by 0x11A567: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41060==    by 0x116153: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41060==    by 0x1185EC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41060==    by 0x1184E7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41060==    by 0x118AFB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41060==    by 0x114955: main (TestAirwayRemesher.cpp:18)
+==41060== 
+==41060== Open file descriptor 116:
+==41060==    <inherited from parent>
+==41060== 
+==41060== Open file descriptor 113:
+==41060==    <inherited from parent>
+==41060== 
+==41060== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAirwayRemesher_valgrind.txt
+==41060==    <inherited from parent>
+==41060== 
+==41060== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41060==    <inherited from parent>
+==41060== 
+==41060== 
+==41060== HEAP SUMMARY:
+==41060==     in use at exit: 618,249 bytes in 8,234 blocks
+==41060==   total heap usage: 11,597,068 allocs, 11,588,834 frees, 1,797,523,857 bytes allocated
+==41060== 
+==41060== LEAK SUMMARY:
+==41060==    definitely lost: 0 bytes in 0 blocks
+==41060==    indirectly lost: 0 bytes in 0 blocks
+==41060==      possibly lost: 0 bytes in 0 blocks
+==41060==    still reachable: 24 bytes in 2 blocks
+==41060==         suppressed: 618,225 bytes in 8,232 blocks
+==41060== Reachable blocks (those to which a pointer was found) are not shown.
+==41060== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41060== 
+==41060== For lists of detected and suppressed errors, rerun with: -s
+==41060== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 30 from 30)
diff --git a/log-files/2024-10-08_17-23-11/TestAirwayTreeWalker_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAirwayTreeWalker_valgrind.txt
new file mode 100644
index 000000000..304548a49
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAirwayTreeWalker_valgrind.txt
@@ -0,0 +1,36 @@
+==41008== Memcheck, a memory error detector
+==41008== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41008== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41008== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestAirwayTreeWalker -malloc_debug -malloc_dump -memory_info
+==41008== Parent PID: 24004
+==41008== 
+==41008== 
+==41008== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==41008== Open file descriptor 116:
+==41008==    <inherited from parent>
+==41008== 
+==41008== Open file descriptor 113:
+==41008==    <inherited from parent>
+==41008== 
+==41008== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAirwayTreeWalker_valgrind.txt
+==41008==    <inherited from parent>
+==41008== 
+==41008== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41008==    <inherited from parent>
+==41008== 
+==41008== 
+==41008== HEAP SUMMARY:
+==41008==     in use at exit: 24 bytes in 2 blocks
+==41008==   total heap usage: 7,161 allocs, 7,159 frees, 1,017,852 bytes allocated
+==41008== 
+==41008== LEAK SUMMARY:
+==41008==    definitely lost: 0 bytes in 0 blocks
+==41008==    indirectly lost: 0 bytes in 0 blocks
+==41008==      possibly lost: 0 bytes in 0 blocks
+==41008==    still reachable: 24 bytes in 2 blocks
+==41008==         suppressed: 0 bytes in 0 blocks
+==41008== Reachable blocks (those to which a pointer was found) are not shown.
+==41008== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41008== 
+==41008== For lists of detected and suppressed errors, rerun with: -s
+==41008== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestAirwayWallModels_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAirwayWallModels_valgrind.txt
new file mode 100644
index 000000000..07983740e
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAirwayWallModels_valgrind.txt
@@ -0,0 +1,36 @@
+==41092== Memcheck, a memory error detector
+==41092== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41092== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41092== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestAirwayWallModels -malloc_debug -malloc_dump -memory_info
+==41092== Parent PID: 24004
+==41092== 
+==41092== 
+==41092== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==41092== Open file descriptor 116:
+==41092==    <inherited from parent>
+==41092== 
+==41092== Open file descriptor 113:
+==41092==    <inherited from parent>
+==41092== 
+==41092== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAirwayWallModels_valgrind.txt
+==41092==    <inherited from parent>
+==41092== 
+==41092== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41092==    <inherited from parent>
+==41092== 
+==41092== 
+==41092== HEAP SUMMARY:
+==41092==     in use at exit: 24 bytes in 2 blocks
+==41092==   total heap usage: 7,221 allocs, 7,219 frees, 1,020,269 bytes allocated
+==41092== 
+==41092== LEAK SUMMARY:
+==41092==    definitely lost: 0 bytes in 0 blocks
+==41092==    indirectly lost: 0 bytes in 0 blocks
+==41092==      possibly lost: 0 bytes in 0 blocks
+==41092==    still reachable: 24 bytes in 2 blocks
+==41092==         suppressed: 0 bytes in 0 blocks
+==41092== Reachable blocks (those to which a pointer was found) are not shown.
+==41092== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41092== 
+==41092== For lists of detected and suppressed errors, rerun with: -s
+==41092== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestAlarcon2004OxygenBasedCellCycleOdeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestAlarcon2004OxygenBasedCellCycleOdeSystem_valgrind.txt
new file mode 100644
index 000000000..2f199b67c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestAlarcon2004OxygenBasedCellCycleOdeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==25870== Memcheck, a memory error detector
+==25870== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25870== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25870== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestAlarcon2004OxygenBasedCellCycleOdeSystem -malloc_debug -malloc_dump -memory_info
+==25870== Parent PID: 24004
+==25870== 
+==25870== 
+==25870== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25870== Open file descriptor 12:
+==25870==    at 0xEF9407D: pipe (pipe.c:29)
+==25870==    by 0x196B507D: ???
+==25870==    by 0x13C594CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25870==    by 0xEBE1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25870==    by 0xEB7AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25870==    by 0xD871D38: PetscInitialize (pinit.c:924)
+==25870==    by 0xD6E31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25870==    by 0xD6E3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25870==    by 0x123229: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25870==    by 0x11E723: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25870==    by 0x120D04: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25870==    by 0x120C00: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25870==    by 0x121213: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25870==    by 0x11CF25: main (TestAlarcon2004OxygenBasedCellCycleOdeSystem.cpp:18)
+==25870== 
+==25870== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25870==    at 0xEF98A1C: __open_nocancel (open64_nocancel.c:39)
+==25870==    by 0xEF1CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25870==    by 0xD71E822: ???
+==25870==    by 0xD71E96F: ???
+==25870==    by 0x13CFE6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25870==    by 0x13CFE938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25870==    by 0x13CB4922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25870==    by 0x13C592DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25870==    by 0xEBE1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25870==    by 0xEB7AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25870==    by 0xD871D38: PetscInitialize (pinit.c:924)
+==25870==    by 0xD6E31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25870==    by 0xD6E3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25870==    by 0x123229: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25870==    by 0x11E723: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25870==    by 0x120D04: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25870==    by 0x120C00: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25870==    by 0x121213: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25870==    by 0x11CF25: main (TestAlarcon2004OxygenBasedCellCycleOdeSystem.cpp:18)
+==25870== 
+==25870== Open file descriptor 116:
+==25870==    <inherited from parent>
+==25870== 
+==25870== Open file descriptor 113:
+==25870==    <inherited from parent>
+==25870== 
+==25870== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestAlarcon2004OxygenBasedCellCycleOdeSystem_valgrind.txt
+==25870==    <inherited from parent>
+==25870== 
+==25870== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25870==    <inherited from parent>
+==25870== 
+==25870== 
+==25870== HEAP SUMMARY:
+==25870==     in use at exit: 618,322 bytes in 8,238 blocks
+==25870==   total heap usage: 166,108 allocs, 157,870 frees, 1,349,640,436 bytes allocated
+==25870== 
+==25870== LEAK SUMMARY:
+==25870==    definitely lost: 0 bytes in 0 blocks
+==25870==    indirectly lost: 0 bytes in 0 blocks
+==25870==      possibly lost: 0 bytes in 0 blocks
+==25870==    still reachable: 24 bytes in 2 blocks
+==25870==         suppressed: 618,298 bytes in 8,236 blocks
+==25870== Reachable blocks (those to which a pointer was found) are not shown.
+==25870== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25870== 
+==25870== For lists of detected and suppressed errors, rerun with: -s
+==25870== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestArchiveCell_valgrind.txt b/log-files/2024-10-08_17-23-11/TestArchiveCell_valgrind.txt
new file mode 100644
index 000000000..8ee011a4d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestArchiveCell_valgrind.txt
@@ -0,0 +1,73 @@
+==25354== Memcheck, a memory error detector
+==25354== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25354== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25354== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestArchiveCell -malloc_debug -malloc_dump -memory_info
+==25354== Parent PID: 24004
+==25354== 
+==25354== 
+==25354== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25354== Open file descriptor 12:
+==25354==    at 0xED5007D: pipe (pipe.c:29)
+==25354==    by 0x196B507D: ???
+==25354==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25354==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25354==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25354==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25354==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25354==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25354==    by 0x1A4DB1: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25354==    by 0x19F1FF: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25354==    by 0x1A2140: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25354==    by 0x1A203C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25354==    by 0x1A264F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25354==    by 0x19D9F5: main (TestArchiveCell.cpp:18)
+==25354== 
+==25354== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25354==    at 0xED54A1C: __open_nocancel (open64_nocancel.c:39)
+==25354==    by 0xECD8BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25354==    by 0xD4DA822: ???
+==25354==    by 0xD4DA96F: ???
+==25354==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25354==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25354==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25354==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25354==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25354==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25354==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25354==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25354==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25354==    by 0x1A4DB1: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25354==    by 0x19F1FF: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25354==    by 0x1A2140: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25354==    by 0x1A203C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25354==    by 0x1A264F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25354==    by 0x19D9F5: main (TestArchiveCell.cpp:18)
+==25354== 
+==25354== Open file descriptor 116:
+==25354==    <inherited from parent>
+==25354== 
+==25354== Open file descriptor 113:
+==25354==    <inherited from parent>
+==25354== 
+==25354== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestArchiveCell_valgrind.txt
+==25354==    <inherited from parent>
+==25354== 
+==25354== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25354==    <inherited from parent>
+==25354== 
+==25354== 
+==25354== HEAP SUMMARY:
+==25354==     in use at exit: 618,418 bytes in 8,240 blocks
+==25354==   total heap usage: 53,934 allocs, 45,694 frees, 1,339,008,790 bytes allocated
+==25354== 
+==25354== LEAK SUMMARY:
+==25354==    definitely lost: 0 bytes in 0 blocks
+==25354==    indirectly lost: 0 bytes in 0 blocks
+==25354==      possibly lost: 0 bytes in 0 blocks
+==25354==    still reachable: 120 bytes in 4 blocks
+==25354==         suppressed: 618,298 bytes in 8,236 blocks
+==25354== Reachable blocks (those to which a pointer was found) are not shown.
+==25354== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25354== 
+==25354== For lists of detected and suppressed errors, rerun with: -s
+==25354== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestArchiveFormat_valgrind.txt b/log-files/2024-10-08_17-23-11/TestArchiveFormat_valgrind.txt
new file mode 100644
index 000000000..138665d9f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestArchiveFormat_valgrind.txt
@@ -0,0 +1,73 @@
+==40508== Memcheck, a memory error detector
+==40508== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40508== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40508== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestArchiveFormat -malloc_debug -malloc_dump -memory_info
+==40508== Parent PID: 24004
+==40508== 
+==40508== 
+==40508== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40508== Open file descriptor 12:
+==40508==    at 0x125BA07D: pipe (pipe.c:29)
+==40508==    by 0x1B37607D: ???
+==40508==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40508==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40508==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40508==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40508==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40508==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40508==    by 0x1C0D5D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40508==    by 0x1BBA9F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40508==    by 0x1BE6BA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40508==    by 0x1BE5B6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40508==    by 0x1BEBC9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40508==    by 0x1BA295: main (TestArchiveFormat.cpp:18)
+==40508== 
+==40508== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40508==    at 0x125BEA1C: __open_nocancel (open64_nocancel.c:39)
+==40508==    by 0x12542BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40508==    by 0x109FF822: ???
+==40508==    by 0x109FF96F: ???
+==40508==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40508==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40508==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40508==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40508==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40508==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40508==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40508==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40508==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40508==    by 0x1C0D5D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40508==    by 0x1BBA9F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40508==    by 0x1BE6BA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40508==    by 0x1BE5B6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40508==    by 0x1BEBC9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40508==    by 0x1BA295: main (TestArchiveFormat.cpp:18)
+==40508== 
+==40508== Open file descriptor 116:
+==40508==    <inherited from parent>
+==40508== 
+==40508== Open file descriptor 113:
+==40508==    <inherited from parent>
+==40508== 
+==40508== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestArchiveFormat_valgrind.txt
+==40508==    <inherited from parent>
+==40508== 
+==40508== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40508==    <inherited from parent>
+==40508== 
+==40508== 
+==40508== HEAP SUMMARY:
+==40508==     in use at exit: 618,418 bytes in 8,239 blocks
+==40508==   total heap usage: 137,689 allocs, 129,450 frees, 1,345,407,477 bytes allocated
+==40508== 
+==40508== LEAK SUMMARY:
+==40508==    definitely lost: 0 bytes in 0 blocks
+==40508==    indirectly lost: 0 bytes in 0 blocks
+==40508==      possibly lost: 0 bytes in 0 blocks
+==40508==    still reachable: 104 bytes in 3 blocks
+==40508==         suppressed: 618,314 bytes in 8,236 blocks
+==40508== Reachable blocks (those to which a pointer was found) are not shown.
+==40508== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40508== 
+==40508== For lists of detected and suppressed errors, rerun with: -s
+==40508== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestArchivingExtendedBidomain_valgrind.txt b/log-files/2024-10-08_17-23-11/TestArchivingExtendedBidomain_valgrind.txt
new file mode 100644
index 000000000..4490b41b3
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestArchivingExtendedBidomain_valgrind.txt
@@ -0,0 +1,73 @@
+==41245== Memcheck, a memory error detector
+==41245== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41245== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41245== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestArchivingExtendedBidomain -malloc_debug -malloc_dump -memory_info
+==41245== Parent PID: 24004
+==41245== 
+==41245== 
+==41245== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41245== Open file descriptor 12:
+==41245==    at 0xBD5407D: pipe (pipe.c:29)
+==41245==    by 0x1432F07D: ???
+==41245==    by 0xFAE94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41245==    by 0xB644418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41245==    by 0xB5DDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41245==    by 0xA2D4D38: PetscInitialize (pinit.c:924)
+==41245==    by 0xA1441D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41245==    by 0xA144227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41245==    by 0x12EE9E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41245==    by 0x129BF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41245==    by 0x12CABA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41245==    by 0x12C9B5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41245==    by 0x12CFC9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41245==    by 0x1283A5: main (TestArchivingExtendedBidomain.cpp:18)
+==41245== 
+==41245== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41245==    at 0xBD58A1C: __open_nocancel (open64_nocancel.c:39)
+==41245==    by 0xBCDCBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41245==    by 0xA17F822: ???
+==41245==    by 0xA17F96F: ???
+==41245==    by 0xFB8E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41245==    by 0xFB8E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41245==    by 0xFB44922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41245==    by 0xFAE92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41245==    by 0xB644418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41245==    by 0xB5DDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41245==    by 0xA2D4D38: PetscInitialize (pinit.c:924)
+==41245==    by 0xA1441D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41245==    by 0xA144227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41245==    by 0x12EE9E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41245==    by 0x129BF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41245==    by 0x12CABA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41245==    by 0x12C9B5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41245==    by 0x12CFC9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41245==    by 0x1283A5: main (TestArchivingExtendedBidomain.cpp:18)
+==41245== 
+==41245== Open file descriptor 116:
+==41245==    <inherited from parent>
+==41245== 
+==41245== Open file descriptor 113:
+==41245==    <inherited from parent>
+==41245== 
+==41245== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestArchivingExtendedBidomain_valgrind.txt
+==41245==    <inherited from parent>
+==41245== 
+==41245== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41245==    <inherited from parent>
+==41245== 
+==41245== 
+==41245== HEAP SUMMARY:
+==41245==     in use at exit: 618,745 bytes in 8,244 blocks
+==41245==   total heap usage: 352,177 allocs, 343,933 frees, 1,440,037,705 bytes allocated
+==41245== 
+==41245== LEAK SUMMARY:
+==41245==    definitely lost: 0 bytes in 0 blocks
+==41245==    indirectly lost: 0 bytes in 0 blocks
+==41245==      possibly lost: 0 bytes in 0 blocks
+==41245==    still reachable: 24 bytes in 2 blocks
+==41245==         suppressed: 618,721 bytes in 8,242 blocks
+==41245== Reachable blocks (those to which a pointer was found) are not shown.
+==41245== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41245== 
+==41245== For lists of detected and suppressed errors, rerun with: -s
+==41245== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 49 from 32)
diff --git a/log-files/2024-10-08_17-23-11/TestArchivingHelperClasses_valgrind.txt b/log-files/2024-10-08_17-23-11/TestArchivingHelperClasses_valgrind.txt
new file mode 100644
index 000000000..2985f4332
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestArchivingHelperClasses_valgrind.txt
@@ -0,0 +1,73 @@
+==24005== Memcheck, a memory error detector
+==24005== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24005== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24005== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestArchivingHelperClasses -malloc_debug -malloc_dump -memory_info
+==24005== Parent PID: 24004
+==24005== 
+==24005== 
+==24005== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24005== Open file descriptor 12:
+==24005==    at 0x4CF607D: pipe (pipe.c:29)
+==24005==    by 0xAEA507D: ???
+==24005==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24005==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24005==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24005==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24005==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24005==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24005==    by 0x11F878: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24005==    by 0x11ABDD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24005==    by 0x11D596: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24005==    by 0x11D436: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24005==    by 0x11DACD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24005==    by 0x119005: main (TestArchivingHelperClasses.cpp:19)
+==24005== 
+==24005== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24005==    at 0x4CFAA1C: __open_nocancel (open64_nocancel.c:39)
+==24005==    by 0x4C7EBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24005==    by 0x4935822: ???
+==24005==    by 0x493596F: ???
+==24005==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24005==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24005==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24005==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24005==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24005==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24005==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24005==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24005==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24005==    by 0x11F878: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24005==    by 0x11ABDD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24005==    by 0x11D596: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24005==    by 0x11D436: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24005==    by 0x11DACD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24005==    by 0x119005: main (TestArchivingHelperClasses.cpp:19)
+==24005== 
+==24005== Open file descriptor 116:
+==24005==    <inherited from parent>
+==24005== 
+==24005== Open file descriptor 113:
+==24005==    <inherited from parent>
+==24005== 
+==24005== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestArchivingHelperClasses_valgrind.txt
+==24005==    <inherited from parent>
+==24005== 
+==24005== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24005==    <inherited from parent>
+==24005== 
+==24005== 
+==24005== HEAP SUMMARY:
+==24005==     in use at exit: 617,842 bytes in 8,238 blocks
+==24005==   total heap usage: 45,931 allocs, 37,693 frees, 1,338,445,021 bytes allocated
+==24005== 
+==24005== LEAK SUMMARY:
+==24005==    definitely lost: 0 bytes in 0 blocks
+==24005==    indirectly lost: 0 bytes in 0 blocks
+==24005==      possibly lost: 0 bytes in 0 blocks
+==24005==    still reachable: 24 bytes in 2 blocks
+==24005==         suppressed: 617,818 bytes in 8,236 blocks
+==24005== Reachable blocks (those to which a pointer was found) are not shown.
+==24005== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24005== 
+==24005== For lists of detected and suppressed errors, rerun with: -s
+==24005== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestArchiving_valgrind.txt b/log-files/2024-10-08_17-23-11/TestArchiving_valgrind.txt
new file mode 100644
index 000000000..89295c1ae
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestArchiving_valgrind.txt
@@ -0,0 +1,73 @@
+==24006== Memcheck, a memory error detector
+==24006== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24006== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24006== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestArchiving -malloc_debug -malloc_dump -memory_info
+==24006== Parent PID: 24004
+==24006== 
+==24006== 
+==24006== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24006== Open file descriptor 12:
+==24006==    at 0x61AB07D: pipe (pipe.c:29)
+==24006==    by 0xAEA507D: ???
+==24006==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24006==    by 0x5DFA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24006==    by 0x5D93D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24006==    by 0x4A88D38: PetscInitialize (pinit.c:924)
+==24006==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24006==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24006==    by 0x12FB25: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24006==    by 0x128E5F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24006==    by 0x12CB36: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24006==    by 0x12CA31: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24006==    by 0x12D045: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24006==    by 0x127655: main (TestArchiving.cpp:18)
+==24006== 
+==24006== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24006==    at 0x61AFA1C: __open_nocancel (open64_nocancel.c:39)
+==24006==    by 0x6133BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24006==    by 0x4935822: ???
+==24006==    by 0x493596F: ???
+==24006==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24006==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24006==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24006==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24006==    by 0x5DFA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24006==    by 0x5D93D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24006==    by 0x4A88D38: PetscInitialize (pinit.c:924)
+==24006==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24006==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24006==    by 0x12FB25: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24006==    by 0x128E5F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24006==    by 0x12CB36: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24006==    by 0x12CA31: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24006==    by 0x12D045: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24006==    by 0x127655: main (TestArchiving.cpp:18)
+==24006== 
+==24006== Open file descriptor 116:
+==24006==    <inherited from parent>
+==24006== 
+==24006== Open file descriptor 113:
+==24006==    <inherited from parent>
+==24006== 
+==24006== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestArchiving_valgrind.txt
+==24006==    <inherited from parent>
+==24006== 
+==24006== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24006==    <inherited from parent>
+==24006== 
+==24006== 
+==24006== HEAP SUMMARY:
+==24006==     in use at exit: 617,842 bytes in 8,238 blocks
+==24006==   total heap usage: 45,506 allocs, 37,268 frees, 1,338,352,665 bytes allocated
+==24006== 
+==24006== LEAK SUMMARY:
+==24006==    definitely lost: 0 bytes in 0 blocks
+==24006==    indirectly lost: 0 bytes in 0 blocks
+==24006==      possibly lost: 0 bytes in 0 blocks
+==24006==    still reachable: 24 bytes in 2 blocks
+==24006==         suppressed: 617,818 bytes in 8,236 blocks
+==24006== Reachable blocks (those to which a pointer was found) are not shown.
+==24006== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24006== 
+==24006== For lists of detected and suppressed errors, rerun with: -s
+==24006== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestBackwardEulerIvpOdeSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestBackwardEulerIvpOdeSolver_valgrind.txt
new file mode 100644
index 000000000..281bc6c54
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestBackwardEulerIvpOdeSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==24951== Memcheck, a memory error detector
+==24951== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24951== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24951== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestBackwardEulerIvpOdeSolver -malloc_debug -malloc_dump -memory_info
+==24951== Parent PID: 24004
+==24951== 
+==24951== 
+==24951== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24951== Open file descriptor 12:
+==24951==    at 0x503907D: pipe (pipe.c:29)
+==24951==    by 0xB1E607D: ???
+==24951==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24951==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24951==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24951==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24951==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24951==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24951==    by 0x125F28: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24951==    by 0x120619: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24951==    by 0x122DCE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24951==    by 0x122CCA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24951==    by 0x1232DD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24951==    by 0x11DEE5: main (TestBackwardEulerIvpOdeSolver.cpp:18)
+==24951== 
+==24951== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24951==    at 0x503DA1C: __open_nocancel (open64_nocancel.c:39)
+==24951==    by 0x4FC1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24951==    by 0x4B77822: ???
+==24951==    by 0x4B7796F: ???
+==24951==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24951==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24951==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24951==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24951==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24951==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24951==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24951==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24951==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24951==    by 0x125F28: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24951==    by 0x120619: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24951==    by 0x122DCE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24951==    by 0x122CCA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24951==    by 0x1232DD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24951==    by 0x11DEE5: main (TestBackwardEulerIvpOdeSolver.cpp:18)
+==24951== 
+==24951== Open file descriptor 116:
+==24951==    <inherited from parent>
+==24951== 
+==24951== Open file descriptor 113:
+==24951==    <inherited from parent>
+==24951== 
+==24951== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestBackwardEulerIvpOdeSolver_valgrind.txt
+==24951==    <inherited from parent>
+==24951== 
+==24951== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24951==    <inherited from parent>
+==24951== 
+==24951== 
+==24951== HEAP SUMMARY:
+==24951==     in use at exit: 617,906 bytes in 8,238 blocks
+==24951==   total heap usage: 386,052 allocs, 377,814 frees, 1,344,035,863 bytes allocated
+==24951== 
+==24951== LEAK SUMMARY:
+==24951==    definitely lost: 0 bytes in 0 blocks
+==24951==    indirectly lost: 0 bytes in 0 blocks
+==24951==      possibly lost: 0 bytes in 0 blocks
+==24951==    still reachable: 24 bytes in 2 blocks
+==24951==         suppressed: 617,882 bytes in 8,236 blocks
+==24951== Reachable blocks (those to which a pointer was found) are not shown.
+==24951== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24951== 
+==24951== For lists of detected and suppressed errors, rerun with: -s
+==24951== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestBenchmarkPreconditionersForMeshIndependence_valgrind.txt b/log-files/2024-10-08_17-23-11/TestBenchmarkPreconditionersForMeshIndependence_valgrind.txt
new file mode 100644
index 000000000..56da31689
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestBenchmarkPreconditionersForMeshIndependence_valgrind.txt
@@ -0,0 +1,73 @@
+==41132== Memcheck, a memory error detector
+==41132== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41132== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41132== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestBenchmarkPreconditionersForMeshIndependence -malloc_debug -malloc_dump -memory_info
+==41132== Parent PID: 24004
+==41132== 
+==41132== 
+==41132== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41132== Open file descriptor 12:
+==41132==    at 0xBCF707D: pipe (pipe.c:29)
+==41132==    by 0x1432F07D: ???
+==41132==    by 0xFAE94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41132==    by 0xB4FE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41132==    by 0xB497D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41132==    by 0xA16BD38: PetscInitialize (pinit.c:924)
+==41132==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41132==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41132==    by 0x11D9C6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41132==    by 0x1189AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41132==    by 0x11B52E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41132==    by 0x11B3CE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41132==    by 0x11BA65: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41132==    by 0x116DD5: main (TestBenchmarkPreconditionersForMeshIndependence.cpp:19)
+==41132== 
+==41132== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41132==    at 0xBCFBA1C: __open_nocancel (open64_nocancel.c:39)
+==41132==    by 0xBC7FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41132==    by 0xB3FB822: ???
+==41132==    by 0xB3FB96F: ???
+==41132==    by 0xFB8E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41132==    by 0xFB8E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41132==    by 0xFB44922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41132==    by 0xFAE92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41132==    by 0xB4FE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41132==    by 0xB497D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41132==    by 0xA16BD38: PetscInitialize (pinit.c:924)
+==41132==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41132==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41132==    by 0x11D9C6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41132==    by 0x1189AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41132==    by 0x11B52E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41132==    by 0x11B3CE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41132==    by 0x11BA65: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41132==    by 0x116DD5: main (TestBenchmarkPreconditionersForMeshIndependence.cpp:19)
+==41132== 
+==41132== Open file descriptor 116:
+==41132==    <inherited from parent>
+==41132== 
+==41132== Open file descriptor 113:
+==41132==    <inherited from parent>
+==41132== 
+==41132== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestBenchmarkPreconditionersForMeshIndependence_valgrind.txt
+==41132==    <inherited from parent>
+==41132== 
+==41132== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41132==    <inherited from parent>
+==41132== 
+==41132== 
+==41132== HEAP SUMMARY:
+==41132==     in use at exit: 618,761 bytes in 8,245 blocks
+==41132==   total heap usage: 466,123 allocs, 457,878 frees, 1,542,131,478 bytes allocated
+==41132== 
+==41132== LEAK SUMMARY:
+==41132==    definitely lost: 0 bytes in 0 blocks
+==41132==    indirectly lost: 0 bytes in 0 blocks
+==41132==      possibly lost: 0 bytes in 0 blocks
+==41132==    still reachable: 40 bytes in 3 blocks
+==41132==         suppressed: 618,721 bytes in 8,242 blocks
+==41132== Reachable blocks (those to which a pointer was found) are not shown.
+==41132== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41132== 
+==41132== For lists of detected and suppressed errors, rerun with: -s
+==41132== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 49 from 32)
diff --git a/log-files/2024-10-08_17-23-11/TestBidomainDistributedMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestBidomainDistributedMesh_valgrind.txt
new file mode 100644
index 000000000..108e85b13
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestBidomainDistributedMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==41206== Memcheck, a memory error detector
+==41206== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41206== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41206== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestBidomainDistributedMesh -malloc_debug -malloc_dump -memory_info
+==41206== Parent PID: 24004
+==41206== 
+==41206== 
+==41206== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41206== Open file descriptor 12:
+==41206==    at 0xBC1007D: pipe (pipe.c:29)
+==41206==    by 0x1432F07D: ???
+==41206==    by 0xFAE94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41206==    by 0xB4FE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41206==    by 0xB497D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41206==    by 0xA16BD38: PetscInitialize (pinit.c:924)
+==41206==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41206==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41206==    by 0x12A9B4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41206==    by 0x125733: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41206==    by 0x127D56: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41206==    by 0x127C52: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41206==    by 0x128265: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41206==    by 0x123F35: main (TestBidomainDistributedMesh.cpp:18)
+==41206== 
+==41206== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41206==    at 0xBC14A1C: __open_nocancel (open64_nocancel.c:39)
+==41206==    by 0xBB98BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41206==    by 0xB3FB822: ???
+==41206==    by 0xB3FB96F: ???
+==41206==    by 0xFB8E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41206==    by 0xFB8E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41206==    by 0xFB44922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41206==    by 0xFAE92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41206==    by 0xB4FE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41206==    by 0xB497D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41206==    by 0xA16BD38: PetscInitialize (pinit.c:924)
+==41206==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41206==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41206==    by 0x12A9B4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41206==    by 0x125733: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41206==    by 0x127D56: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41206==    by 0x127C52: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41206==    by 0x128265: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41206==    by 0x123F35: main (TestBidomainDistributedMesh.cpp:18)
+==41206== 
+==41206== Open file descriptor 116:
+==41206==    <inherited from parent>
+==41206== 
+==41206== Open file descriptor 113:
+==41206==    <inherited from parent>
+==41206== 
+==41206== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestBidomainDistributedMesh_valgrind.txt
+==41206==    <inherited from parent>
+==41206== 
+==41206== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41206==    <inherited from parent>
+==41206== 
+==41206== 
+==41206== HEAP SUMMARY:
+==41206==     in use at exit: 618,818 bytes in 8,248 blocks
+==41206==   total heap usage: 428,254 allocs, 420,006 frees, 1,437,393,802 bytes allocated
+==41206== 
+==41206== LEAK SUMMARY:
+==41206==    definitely lost: 0 bytes in 0 blocks
+==41206==    indirectly lost: 0 bytes in 0 blocks
+==41206==      possibly lost: 0 bytes in 0 blocks
+==41206==    still reachable: 24 bytes in 2 blocks
+==41206==         suppressed: 618,794 bytes in 8,246 blocks
+==41206== Reachable blocks (those to which a pointer was found) are not shown.
+==41206== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41206== 
+==41206== For lists of detected and suppressed errors, rerun with: -s
+==41206== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 52 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestBidomainProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestBidomainProblem_valgrind.txt
new file mode 100644
index 000000000..1413ca6e9
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestBidomainProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==41222== Memcheck, a memory error detector
+==41222== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41222== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41222== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestBidomainProblem -malloc_debug -malloc_dump -memory_info
+==41222== Parent PID: 24004
+==41222== 
+==41222== 
+==41222== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41222== Open file descriptor 12:
+==41222==    at 0xC0F307D: pipe (pipe.c:29)
+==41222==    by 0x1432F07D: ???
+==41222==    by 0xFAE94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41222==    by 0xB9E1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41222==    by 0xB97AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41222==    by 0xA671D38: PetscInitialize (pinit.c:924)
+==41222==    by 0xA4E11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41222==    by 0xA4E1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41222==    by 0x140846: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41222==    by 0x139FFD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41222==    by 0x13D6D8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41222==    by 0x13D578: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41222==    by 0x13DC0F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41222==    by 0x138285: main (TestBidomainProblem.cpp:19)
+==41222== 
+==41222== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41222==    at 0xC0F7A1C: __open_nocancel (open64_nocancel.c:39)
+==41222==    by 0xC07BBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41222==    by 0xA51C822: ???
+==41222==    by 0xA51C96F: ???
+==41222==    by 0xFB8E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41222==    by 0xFB8E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41222==    by 0xFB44922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41222==    by 0xFAE92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41222==    by 0xB9E1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41222==    by 0xB97AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41222==    by 0xA671D38: PetscInitialize (pinit.c:924)
+==41222==    by 0xA4E11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41222==    by 0xA4E1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41222==    by 0x140846: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41222==    by 0x139FFD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41222==    by 0x13D6D8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41222==    by 0x13D578: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41222==    by 0x13DC0F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41222==    by 0x138285: main (TestBidomainProblem.cpp:19)
+==41222== 
+==41222== Open file descriptor 116:
+==41222==    <inherited from parent>
+==41222== 
+==41222== Open file descriptor 113:
+==41222==    <inherited from parent>
+==41222== 
+==41222== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestBidomainProblem_valgrind.txt
+==41222==    <inherited from parent>
+==41222== 
+==41222== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41222==    <inherited from parent>
+==41222== 
+==41222== 
+==41222== HEAP SUMMARY:
+==41222==     in use at exit: 618,818 bytes in 8,248 blocks
+==41222==   total heap usage: 584,919 allocs, 576,671 frees, 1,548,983,975 bytes allocated
+==41222== 
+==41222== LEAK SUMMARY:
+==41222==    definitely lost: 0 bytes in 0 blocks
+==41222==    indirectly lost: 0 bytes in 0 blocks
+==41222==      possibly lost: 0 bytes in 0 blocks
+==41222==    still reachable: 24 bytes in 2 blocks
+==41222==         suppressed: 618,794 bytes in 8,246 blocks
+==41222== Reachable blocks (those to which a pointer was found) are not shown.
+==41222== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41222== 
+==41222== For lists of detected and suppressed errors, rerun with: -s
+==41222== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 103 from 38)
diff --git a/log-files/2024-10-08_17-23-11/TestBidomainTissue_valgrind.txt b/log-files/2024-10-08_17-23-11/TestBidomainTissue_valgrind.txt
new file mode 100644
index 000000000..464d625dc
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestBidomainTissue_valgrind.txt
@@ -0,0 +1,73 @@
+==41207== Memcheck, a memory error detector
+==41207== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41207== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41207== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestBidomainTissue -malloc_debug -malloc_dump -memory_info
+==41207== Parent PID: 24004
+==41207== 
+==41207== 
+==41207== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41207== Open file descriptor 12:
+==41207==    at 0xBBAA07D: pipe (pipe.c:29)
+==41207==    by 0x1432F07D: ???
+==41207==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41207==    by 0xBF27418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41207==    by 0xBEC0D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41207==    by 0xA25FD38: PetscInitialize (pinit.c:924)
+==41207==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41207==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41207==    by 0x1397A0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41207==    by 0x133EC3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41207==    by 0x136612: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41207==    by 0x13650E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41207==    by 0x136B21: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41207==    by 0x1326C5: main (TestBidomainTissue.cpp:18)
+==41207== 
+==41207== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41207==    at 0xBBAEA1C: __open_nocancel (open64_nocancel.c:39)
+==41207==    by 0xBB32BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41207==    by 0xA10C822: ???
+==41207==    by 0xA10C96F: ???
+==41207==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41207==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41207==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41207==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41207==    by 0xBF27418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41207==    by 0xBEC0D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41207==    by 0xA25FD38: PetscInitialize (pinit.c:924)
+==41207==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41207==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41207==    by 0x1397A0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41207==    by 0x133EC3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41207==    by 0x136612: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41207==    by 0x13650E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41207==    by 0x136B21: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41207==    by 0x1326C5: main (TestBidomainTissue.cpp:18)
+==41207== 
+==41207== Open file descriptor 116:
+==41207==    <inherited from parent>
+==41207== 
+==41207== Open file descriptor 113:
+==41207==    <inherited from parent>
+==41207== 
+==41207== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestBidomainTissue_valgrind.txt
+==41207==    <inherited from parent>
+==41207== 
+==41207== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41207==    <inherited from parent>
+==41207== 
+==41207== 
+==41207== HEAP SUMMARY:
+==41207==     in use at exit: 618,338 bytes in 8,238 blocks
+==41207==   total heap usage: 192,057 allocs, 183,819 frees, 1,381,063,001 bytes allocated
+==41207== 
+==41207== LEAK SUMMARY:
+==41207==    definitely lost: 0 bytes in 0 blocks
+==41207==    indirectly lost: 0 bytes in 0 blocks
+==41207==      possibly lost: 0 bytes in 0 blocks
+==41207==    still reachable: 24 bytes in 2 blocks
+==41207==         suppressed: 618,314 bytes in 8,236 blocks
+==41207== Reachable blocks (those to which a pointer was found) are not shown.
+==41207== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41207== 
+==41207== For lists of detected and suppressed errors, rerun with: -s
+==41207== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestBidomainWithBathProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestBidomainWithBathProblem_valgrind.txt
new file mode 100644
index 000000000..945c796f8
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestBidomainWithBathProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==41231== Memcheck, a memory error detector
+==41231== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41231== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41231== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestBidomainWithBathProblem -malloc_debug -malloc_dump -memory_info
+==41231== Parent PID: 24004
+==41231== 
+==41231== 
+==41231== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41231== Open file descriptor 12:
+==41231==    at 0xAC6E07D: pipe (pipe.c:29)
+==41231==    by 0x1432F07D: ???
+==41231==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41231==    by 0xC369418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41231==    by 0xC302D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41231==    by 0xAFF9D38: PetscInitialize (pinit.c:924)
+==41231==    by 0xA46E1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41231==    by 0xA46E227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41231==    by 0x14218A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41231==    by 0x13BB8D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41231==    by 0x13F14C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41231==    by 0x13EFEC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41231==    by 0x13F683: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41231==    by 0x139E15: main (TestBidomainWithBathProblem.cpp:19)
+==41231== 
+==41231== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41231==    at 0xAC72A1C: __open_nocancel (open64_nocancel.c:39)
+==41231==    by 0xABF6BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41231==    by 0xA4A9822: ???
+==41231==    by 0xA4A996F: ???
+==41231==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41231==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41231==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41231==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41231==    by 0xC369418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41231==    by 0xC302D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41231==    by 0xAFF9D38: PetscInitialize (pinit.c:924)
+==41231==    by 0xA46E1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41231==    by 0xA46E227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41231==    by 0x14218A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41231==    by 0x13BB8D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41231==    by 0x13F14C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41231==    by 0x13EFEC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41231==    by 0x13F683: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41231==    by 0x139E15: main (TestBidomainWithBathProblem.cpp:19)
+==41231== 
+==41231== Open file descriptor 116:
+==41231==    <inherited from parent>
+==41231== 
+==41231== Open file descriptor 113:
+==41231==    <inherited from parent>
+==41231== 
+==41231== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestBidomainWithBathProblem_valgrind.txt
+==41231==    <inherited from parent>
+==41231== 
+==41231== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41231==    <inherited from parent>
+==41231== 
+==41231== 
+==41231== HEAP SUMMARY:
+==41231==     in use at exit: 618,745 bytes in 8,244 blocks
+==41231==   total heap usage: 1,394,280 allocs, 1,386,036 frees, 1,987,571,581 bytes allocated
+==41231== 
+==41231== LEAK SUMMARY:
+==41231==    definitely lost: 0 bytes in 0 blocks
+==41231==    indirectly lost: 0 bytes in 0 blocks
+==41231==      possibly lost: 0 bytes in 0 blocks
+==41231==    still reachable: 24 bytes in 2 blocks
+==41231==         suppressed: 618,721 bytes in 8,242 blocks
+==41231== Reachable blocks (those to which a pointer was found) are not shown.
+==41231== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41231== 
+==41231== For lists of detected and suppressed errors, rerun with: -s
+==41231== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 69 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestBidomainWithSvi_valgrind.txt b/log-files/2024-10-08_17-23-11/TestBidomainWithSvi_valgrind.txt
new file mode 100644
index 000000000..01eb26765
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestBidomainWithSvi_valgrind.txt
@@ -0,0 +1,73 @@
+==41232== Memcheck, a memory error detector
+==41232== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41232== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41232== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestBidomainWithSvi -malloc_debug -malloc_dump -memory_info
+==41232== Parent PID: 24004
+==41232== 
+==41232== 
+==41232== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41232== Open file descriptor 12:
+==41232==    at 0xA7EA07D: pipe (pipe.c:29)
+==41232==    by 0x1432F07D: ???
+==41232==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41232==    by 0xBEE3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41232==    by 0xBE7CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41232==    by 0xAB73D38: PetscInitialize (pinit.c:924)
+==41232==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41232==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41232==    by 0x120EA2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41232==    by 0x11C673: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41232==    by 0x11EA90: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41232==    by 0x11E98B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41232==    by 0x11EF9F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41232==    by 0x11AE75: main (TestBidomainWithSvi.cpp:18)
+==41232== 
+==41232== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41232==    at 0xA7EEA1C: __open_nocancel (open64_nocancel.c:39)
+==41232==    by 0xA772BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41232==    by 0xA10C822: ???
+==41232==    by 0xA10C96F: ???
+==41232==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41232==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41232==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41232==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41232==    by 0xBEE3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41232==    by 0xBE7CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41232==    by 0xAB73D38: PetscInitialize (pinit.c:924)
+==41232==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41232==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41232==    by 0x120EA2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41232==    by 0x11C673: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41232==    by 0x11EA90: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41232==    by 0x11E98B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41232==    by 0x11EF9F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41232==    by 0x11AE75: main (TestBidomainWithSvi.cpp:18)
+==41232== 
+==41232== Open file descriptor 116:
+==41232==    <inherited from parent>
+==41232== 
+==41232== Open file descriptor 113:
+==41232==    <inherited from parent>
+==41232== 
+==41232== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestBidomainWithSvi_valgrind.txt
+==41232==    <inherited from parent>
+==41232== 
+==41232== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41232==    <inherited from parent>
+==41232== 
+==41232== 
+==41232== HEAP SUMMARY:
+==41232==     in use at exit: 618,745 bytes in 8,244 blocks
+==41232==   total heap usage: 3,540,032 allocs, 3,531,788 frees, 2,046,651,995 bytes allocated
+==41232== 
+==41232== LEAK SUMMARY:
+==41232==    definitely lost: 0 bytes in 0 blocks
+==41232==    indirectly lost: 0 bytes in 0 blocks
+==41232==      possibly lost: 0 bytes in 0 blocks
+==41232==    still reachable: 24 bytes in 2 blocks
+==41232==         suppressed: 618,721 bytes in 8,242 blocks
+==41232== Reachable blocks (those to which a pointer was found) are not shown.
+==41232== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41232== 
+==41232== For lists of detected and suppressed errors, rerun with: -s
+==41232== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 72 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestBoundaryConditionsContainer_valgrind.txt b/log-files/2024-10-08_17-23-11/TestBoundaryConditionsContainer_valgrind.txt
new file mode 100644
index 000000000..15f8015bb
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestBoundaryConditionsContainer_valgrind.txt
@@ -0,0 +1,73 @@
+==25182== Memcheck, a memory error detector
+==25182== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25182== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25182== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestBoundaryConditionsContainer -malloc_debug -malloc_dump -memory_info
+==25182== Parent PID: 24004
+==25182== 
+==25182== 
+==25182== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25182== Open file descriptor 12:
+==25182==    at 0x844A07D: pipe (pipe.c:29)
+==25182==    by 0x104DE07D: ???
+==25182==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25182==    by 0x8A6D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25182==    by 0x8A06D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25182==    by 0x6B19D38: PetscInitialize (pinit.c:924)
+==25182==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25182==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25182==    by 0x13D842: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25182==    by 0x13868F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25182==    by 0x13B1AA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25182==    by 0x13B0A6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25182==    by 0x13B6B9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25182==    by 0x136E85: main (TestBoundaryConditionsContainer.cpp:18)
+==25182== 
+==25182== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25182==    at 0x844EA1C: __open_nocancel (open64_nocancel.c:39)
+==25182==    by 0x83D2BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25182==    by 0x69C6822: ???
+==25182==    by 0x69C696F: ???
+==25182==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25182==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25182==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25182==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25182==    by 0x8A6D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25182==    by 0x8A06D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25182==    by 0x6B19D38: PetscInitialize (pinit.c:924)
+==25182==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25182==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25182==    by 0x13D842: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25182==    by 0x13868F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25182==    by 0x13B1AA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25182==    by 0x13B0A6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25182==    by 0x13B6B9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25182==    by 0x136E85: main (TestBoundaryConditionsContainer.cpp:18)
+==25182== 
+==25182== Open file descriptor 116:
+==25182==    <inherited from parent>
+==25182== 
+==25182== Open file descriptor 113:
+==25182==    <inherited from parent>
+==25182== 
+==25182== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestBoundaryConditionsContainer_valgrind.txt
+==25182==    <inherited from parent>
+==25182== 
+==25182== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25182==    <inherited from parent>
+==25182== 
+==25182== 
+==25182== HEAP SUMMARY:
+==25182==     in use at exit: 618,258 bytes in 8,238 blocks
+==25182==   total heap usage: 54,305 allocs, 46,067 frees, 1,340,403,304 bytes allocated
+==25182== 
+==25182== LEAK SUMMARY:
+==25182==    definitely lost: 0 bytes in 0 blocks
+==25182==    indirectly lost: 0 bytes in 0 blocks
+==25182==      possibly lost: 0 bytes in 0 blocks
+==25182==    still reachable: 24 bytes in 2 blocks
+==25182==         suppressed: 618,234 bytes in 8,236 blocks
+==25182== Reachable blocks (those to which a pointer was found) are not shown.
+==25182== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25182== 
+==25182== For lists of detected and suppressed errors, rerun with: -s
+==25182== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestBuskeForces_valgrind.txt b/log-files/2024-10-08_17-23-11/TestBuskeForces_valgrind.txt
new file mode 100644
index 000000000..4fc4cedca
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestBuskeForces_valgrind.txt
@@ -0,0 +1,73 @@
+==25915== Memcheck, a memory error detector
+==25915== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25915== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25915== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestBuskeForces -malloc_debug -malloc_dump -memory_info
+==25915== Parent PID: 24004
+==25915== 
+==25915== 
+==25915== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25915== Open file descriptor 12:
+==25915==    at 0xF92C07D: pipe (pipe.c:29)
+==25915==    by 0x196B407D: ???
+==25915==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25915==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25915==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25915==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==25915==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25915==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25915==    by 0x1373C4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25915==    by 0x1302A3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25915==    by 0x132EDC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25915==    by 0x132DD7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25915==    by 0x1333EB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25915==    by 0x12EAA5: main (TestBuskeForces.cpp:18)
+==25915== 
+==25915== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25915==    at 0xF930A1C: __open_nocancel (open64_nocancel.c:39)
+==25915==    by 0xF8B4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25915==    by 0xF13F822: ???
+==25915==    by 0xF13F96F: ???
+==25915==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25915==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25915==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25915==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25915==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25915==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25915==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==25915==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25915==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25915==    by 0x1373C4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25915==    by 0x1302A3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25915==    by 0x132EDC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25915==    by 0x132DD7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25915==    by 0x1333EB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25915==    by 0x12EAA5: main (TestBuskeForces.cpp:18)
+==25915== 
+==25915== Open file descriptor 116:
+==25915==    <inherited from parent>
+==25915== 
+==25915== Open file descriptor 113:
+==25915==    <inherited from parent>
+==25915== 
+==25915== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestBuskeForces_valgrind.txt
+==25915==    <inherited from parent>
+==25915== 
+==25915== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25915==    <inherited from parent>
+==25915== 
+==25915== 
+==25915== HEAP SUMMARY:
+==25915==     in use at exit: 618,354 bytes in 8,239 blocks
+==25915==   total heap usage: 56,077 allocs, 47,838 frees, 1,339,841,835 bytes allocated
+==25915== 
+==25915== LEAK SUMMARY:
+==25915==    definitely lost: 0 bytes in 0 blocks
+==25915==    indirectly lost: 0 bytes in 0 blocks
+==25915==      possibly lost: 0 bytes in 0 blocks
+==25915==    still reachable: 56 bytes in 3 blocks
+==25915==         suppressed: 618,298 bytes in 8,236 blocks
+==25915== Reachable blocks (those to which a pointer was found) are not shown.
+==25915== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25915== 
+==25915== For lists of detected and suppressed errors, rerun with: -s
+==25915== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCaBasedCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCaBasedCellPopulation_valgrind.txt
new file mode 100644
index 000000000..55d181982
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCaBasedCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==25916== Memcheck, a memory error detector
+==25916== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25916== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25916== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCaBasedCellPopulation -malloc_debug -malloc_dump -memory_info
+==25916== Parent PID: 24004
+==25916== 
+==25916== 
+==25916== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25916== Open file descriptor 12:
+==25916==    at 0xF84307D: pipe (pipe.c:29)
+==25916==    by 0x196B407D: ???
+==25916==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25916==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25916==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25916==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25916==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25916==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25916==    by 0x16556C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25916==    by 0x15DBC9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25916==    by 0x160D98: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25916==    by 0x160C38: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25916==    by 0x1612CF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25916==    by 0x15BFE5: main (TestCaBasedCellPopulation.cpp:19)
+==25916== 
+==25916== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25916==    at 0xF847A1C: __open_nocancel (open64_nocancel.c:39)
+==25916==    by 0xF7CBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25916==    by 0xF13F822: ???
+==25916==    by 0xF13F96F: ???
+==25916==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25916==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25916==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25916==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25916==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25916==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25916==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25916==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25916==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25916==    by 0x16556C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25916==    by 0x15DBC9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25916==    by 0x160D98: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25916==    by 0x160C38: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25916==    by 0x1612CF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25916==    by 0x15BFE5: main (TestCaBasedCellPopulation.cpp:19)
+==25916== 
+==25916== Open file descriptor 116:
+==25916==    <inherited from parent>
+==25916== 
+==25916== Open file descriptor 113:
+==25916==    <inherited from parent>
+==25916== 
+==25916== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCaBasedCellPopulation_valgrind.txt
+==25916==    <inherited from parent>
+==25916== 
+==25916== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25916==    <inherited from parent>
+==25916== 
+==25916== 
+==25916== HEAP SUMMARY:
+==25916==     in use at exit: 618,354 bytes in 8,239 blocks
+==25916==   total heap usage: 75,868 allocs, 67,629 frees, 1,347,379,156 bytes allocated
+==25916== 
+==25916== LEAK SUMMARY:
+==25916==    definitely lost: 0 bytes in 0 blocks
+==25916==    indirectly lost: 0 bytes in 0 blocks
+==25916==      possibly lost: 0 bytes in 0 blocks
+==25916==    still reachable: 56 bytes in 3 blocks
+==25916==         suppressed: 618,298 bytes in 8,236 blocks
+==25916== Reachable blocks (those to which a pointer was found) are not shown.
+==25916== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25916== 
+==25916== For lists of detected and suppressed errors, rerun with: -s
+==25916== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCaBasedDivisionRules_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCaBasedDivisionRules_valgrind.txt
new file mode 100644
index 000000000..e1cf89daa
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCaBasedDivisionRules_valgrind.txt
@@ -0,0 +1,73 @@
+==25929== Memcheck, a memory error detector
+==25929== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25929== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25929== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCaBasedDivisionRules -malloc_debug -malloc_dump -memory_info
+==25929== Parent PID: 24004
+==25929== 
+==25929== 
+==25929== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25929== Open file descriptor 12:
+==25929==    at 0xF09707D: pipe (pipe.c:29)
+==25929==    by 0x196B507D: ???
+==25929==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25929==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25929==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25929==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25929==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25929==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25929==    by 0x12E085: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25929==    by 0x128EDD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25929==    by 0x12B8BE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25929==    by 0x12B75E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25929==    by 0x12BDF5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25929==    by 0x127305: main (TestCaBasedDivisionRules.cpp:19)
+==25929== 
+==25929== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25929==    at 0xF09BA1C: __open_nocancel (open64_nocancel.c:39)
+==25929==    by 0xF01FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25929==    by 0xD4DA822: ???
+==25929==    by 0xD4DA96F: ???
+==25929==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25929==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25929==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25929==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25929==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25929==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25929==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25929==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25929==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25929==    by 0x12E085: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25929==    by 0x128EDD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25929==    by 0x12B8BE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25929==    by 0x12B75E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25929==    by 0x12BDF5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25929==    by 0x127305: main (TestCaBasedDivisionRules.cpp:19)
+==25929== 
+==25929== Open file descriptor 116:
+==25929==    <inherited from parent>
+==25929== 
+==25929== Open file descriptor 113:
+==25929==    <inherited from parent>
+==25929== 
+==25929== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCaBasedDivisionRules_valgrind.txt
+==25929==    <inherited from parent>
+==25929== 
+==25929== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25929==    <inherited from parent>
+==25929== 
+==25929== 
+==25929== HEAP SUMMARY:
+==25929==     in use at exit: 618,370 bytes in 8,240 blocks
+==25929==   total heap usage: 56,338 allocs, 48,098 frees, 1,339,110,388 bytes allocated
+==25929== 
+==25929== LEAK SUMMARY:
+==25929==    definitely lost: 0 bytes in 0 blocks
+==25929==    indirectly lost: 0 bytes in 0 blocks
+==25929==      possibly lost: 0 bytes in 0 blocks
+==25929==    still reachable: 72 bytes in 4 blocks
+==25929==         suppressed: 618,298 bytes in 8,236 blocks
+==25929== Reachable blocks (those to which a pointer was found) are not shown.
+==25929== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25929== 
+==25929== For lists of detected and suppressed errors, rerun with: -s
+==25929== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCaUpdateRules_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCaUpdateRules_valgrind.txt
new file mode 100644
index 000000000..c92bb8c82
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCaUpdateRules_valgrind.txt
@@ -0,0 +1,73 @@
+==25937== Memcheck, a memory error detector
+==25937== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25937== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25937== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCaUpdateRules -malloc_debug -malloc_dump -memory_info
+==25937== Parent PID: 24004
+==25937== 
+==25937== 
+==25937== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25937== Open file descriptor 12:
+==25937==    at 0xDBE007D: pipe (pipe.c:29)
+==25937==    by 0x196B407D: ???
+==25937==    by 0x14CBE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25937==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25937==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25937==    by 0x10131D38: PetscInitialize (pinit.c:924)
+==25937==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25937==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25937==    by 0x132B46: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25937==    by 0x12BE43: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25937==    by 0x12E998: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25937==    by 0x12E893: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25937==    by 0x12EEA7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25937==    by 0x12A645: main (TestCaUpdateRules.cpp:18)
+==25937== 
+==25937== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25937==    at 0xDBE4A1C: __open_nocancel (open64_nocancel.c:39)
+==25937==    by 0xDB68BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25937==    by 0xD4DA822: ???
+==25937==    by 0xD4DA96F: ???
+==25937==    by 0x14D636DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25937==    by 0x14D63938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25937==    by 0x14D19922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25937==    by 0x14CBE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25937==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25937==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25937==    by 0x10131D38: PetscInitialize (pinit.c:924)
+==25937==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25937==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25937==    by 0x132B46: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25937==    by 0x12BE43: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25937==    by 0x12E998: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25937==    by 0x12E893: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25937==    by 0x12EEA7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25937==    by 0x12A645: main (TestCaUpdateRules.cpp:18)
+==25937== 
+==25937== Open file descriptor 116:
+==25937==    <inherited from parent>
+==25937== 
+==25937== Open file descriptor 113:
+==25937==    <inherited from parent>
+==25937== 
+==25937== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCaUpdateRules_valgrind.txt
+==25937==    <inherited from parent>
+==25937== 
+==25937== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25937==    <inherited from parent>
+==25937== 
+==25937== 
+==25937== HEAP SUMMARY:
+==25937==     in use at exit: 618,354 bytes in 8,239 blocks
+==25937==   total heap usage: 55,759 allocs, 47,520 frees, 1,339,201,934 bytes allocated
+==25937== 
+==25937== LEAK SUMMARY:
+==25937==    definitely lost: 0 bytes in 0 blocks
+==25937==    indirectly lost: 0 bytes in 0 blocks
+==25937==      possibly lost: 0 bytes in 0 blocks
+==25937==    still reachable: 56 bytes in 3 blocks
+==25937==         suppressed: 618,298 bytes in 8,236 blocks
+==25937== Reachable blocks (those to which a pointer was found) are not shown.
+==25937== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25937== 
+==25937== For lists of detected and suppressed errors, rerun with: -s
+==25937== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCableTestProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCableTestProblem_valgrind.txt
new file mode 100644
index 000000000..e17bfea79
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCableTestProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==25046== Memcheck, a memory error detector
+==25046== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25046== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25046== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestCableTestProblem -malloc_debug -malloc_dump -memory_info
+==25046== Parent PID: 24004
+==25046== 
+==25046== 
+==25046== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25046== Open file descriptor 12:
+==25046==    at 0x84EF07D: pipe (pipe.c:29)
+==25046==    by 0x104DE07D: ???
+==25046==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25046==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25046==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25046==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25046==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25046==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25046==    by 0x1419F6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25046==    by 0x13CAF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25046==    by 0x13F69A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25046==    by 0x13F595: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25046==    by 0x13FBA9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25046==    by 0x13B2F5: main (TestCableTestProblem.cpp:18)
+==25046== 
+==25046== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25046==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25046==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25046==    by 0x7D44822: ???
+==25046==    by 0x7D4496F: ???
+==25046==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25046==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25046==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25046==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25046==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25046==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25046==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25046==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25046==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25046==    by 0x1419F6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25046==    by 0x13CAF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25046==    by 0x13F69A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25046==    by 0x13F595: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25046==    by 0x13FBA9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25046==    by 0x13B2F5: main (TestCableTestProblem.cpp:18)
+==25046== 
+==25046== Open file descriptor 116:
+==25046==    <inherited from parent>
+==25046== 
+==25046== Open file descriptor 113:
+==25046==    <inherited from parent>
+==25046== 
+==25046== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCableTestProblem_valgrind.txt
+==25046==    <inherited from parent>
+==25046== 
+==25046== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25046==    <inherited from parent>
+==25046== 
+==25046== 
+==25046== HEAP SUMMARY:
+==25046==     in use at exit: 618,258 bytes in 8,238 blocks
+==25046==   total heap usage: 104,260 allocs, 96,022 frees, 1,341,043,014 bytes allocated
+==25046== 
+==25046== LEAK SUMMARY:
+==25046==    definitely lost: 0 bytes in 0 blocks
+==25046==    indirectly lost: 0 bytes in 0 blocks
+==25046==      possibly lost: 0 bytes in 0 blocks
+==25046==    still reachable: 24 bytes in 2 blocks
+==25046==         suppressed: 618,234 bytes in 8,236 blocks
+==25046== Reachable blocks (those to which a pointer was found) are not shown.
+==25046== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25046== 
+==25046== For lists of detected and suppressed errors, rerun with: -s
+==25046== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCardiacElectroMechanicsFurtherFunctionality_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCardiacElectroMechanicsFurtherFunctionality_valgrind.txt
new file mode 100644
index 000000000..debc3900e
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCardiacElectroMechanicsFurtherFunctionality_valgrind.txt
@@ -0,0 +1,73 @@
+==43172== Memcheck, a memory error detector
+==43172== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43172== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43172== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestCardiacElectroMechanicsFurtherFunctionality -malloc_debug -malloc_dump -memory_info
+==43172== Parent PID: 24004
+==43172== 
+==43172== 
+==43172== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43172== Open file descriptor 12:
+==43172==    at 0xBDB307D: pipe (pipe.c:29)
+==43172==    by 0x1432F07D: ???
+==43172==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43172==    by 0xBFB0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43172==    by 0xBF49D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43172==    by 0xA35ED38: PetscInitialize (pinit.c:924)
+==43172==    by 0xA2351D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43172==    by 0xA235227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43172==    by 0x123A6C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43172==    by 0x11EC6D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43172==    by 0x1213DE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43172==    by 0x12127F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43172==    by 0x121915: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43172==    by 0x11D095: main (TestCardiacElectroMechanicsFurtherFunctionality.cpp:19)
+==43172== 
+==43172== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43172==    at 0xBDB7A1C: __open_nocancel (open64_nocancel.c:39)
+==43172==    by 0xBD3BBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43172==    by 0xB5EE822: ???
+==43172==    by 0xB5EE96F: ???
+==43172==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43172==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43172==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43172==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43172==    by 0xBFB0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43172==    by 0xBF49D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43172==    by 0xA35ED38: PetscInitialize (pinit.c:924)
+==43172==    by 0xA2351D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43172==    by 0xA235227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43172==    by 0x123A6C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43172==    by 0x11EC6D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43172==    by 0x1213DE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43172==    by 0x12127F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43172==    by 0x121915: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43172==    by 0x11D095: main (TestCardiacElectroMechanicsFurtherFunctionality.cpp:19)
+==43172== 
+==43172== Open file descriptor 116:
+==43172==    <inherited from parent>
+==43172== 
+==43172== Open file descriptor 113:
+==43172==    <inherited from parent>
+==43172== 
+==43172== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCardiacElectroMechanicsFurtherFunctionality_valgrind.txt
+==43172==    <inherited from parent>
+==43172== 
+==43172== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43172==    <inherited from parent>
+==43172== 
+==43172== 
+==43172== HEAP SUMMARY:
+==43172==     in use at exit: 618,745 bytes in 8,244 blocks
+==43172==   total heap usage: 1,208,683 allocs, 1,200,439 frees, 1,496,675,342 bytes allocated
+==43172== 
+==43172== LEAK SUMMARY:
+==43172==    definitely lost: 0 bytes in 0 blocks
+==43172==    indirectly lost: 0 bytes in 0 blocks
+==43172==      possibly lost: 0 bytes in 0 blocks
+==43172==    still reachable: 24 bytes in 2 blocks
+==43172==         suppressed: 618,721 bytes in 8,242 blocks
+==43172== Reachable blocks (those to which a pointer was found) are not shown.
+==43172== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43172== 
+==43172== For lists of detected and suppressed errors, rerun with: -s
+==43172== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 57 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCardiacElectroMechanicsProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCardiacElectroMechanicsProblem_valgrind.txt
new file mode 100644
index 000000000..47f827706
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCardiacElectroMechanicsProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==43160== Memcheck, a memory error detector
+==43160== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43160== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43160== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestCardiacElectroMechanicsProblem -malloc_debug -malloc_dump -memory_info
+==43160== Parent PID: 24004
+==43160== 
+==43160== 
+==43160== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43160== Open file descriptor 12:
+==43160==    at 0xABFB07D: pipe (pipe.c:29)
+==43160==    by 0x1432F07D: ???
+==43160==    by 0xD95E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43160==    by 0xA402418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43160==    by 0xA39BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43160==    by 0xAE06D38: PetscInitialize (pinit.c:924)
+==43160==    by 0xA2C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43160==    by 0xA2C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43160==    by 0x1331FE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43160==    by 0x12C2AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43160==    by 0x12F672: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43160==    by 0x12F512: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43160==    by 0x12FBA9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43160==    by 0x12A6D5: main (TestCardiacElectroMechanicsProblem.cpp:19)
+==43160== 
+==43160== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43160==    at 0xABFFA1C: __open_nocancel (open64_nocancel.c:39)
+==43160==    by 0xAB83BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43160==    by 0xA2FF822: ???
+==43160==    by 0xA2FF96F: ???
+==43160==    by 0xDA036DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43160==    by 0xDA03938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43160==    by 0xD9B9922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43160==    by 0xD95E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43160==    by 0xA402418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43160==    by 0xA39BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43160==    by 0xAE06D38: PetscInitialize (pinit.c:924)
+==43160==    by 0xA2C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43160==    by 0xA2C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43160==    by 0x1331FE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43160==    by 0x12C2AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43160==    by 0x12F672: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43160==    by 0x12F512: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43160==    by 0x12FBA9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43160==    by 0x12A6D5: main (TestCardiacElectroMechanicsProblem.cpp:19)
+==43160== 
+==43160== Open file descriptor 116:
+==43160==    <inherited from parent>
+==43160== 
+==43160== Open file descriptor 113:
+==43160==    <inherited from parent>
+==43160== 
+==43160== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCardiacElectroMechanicsProblem_valgrind.txt
+==43160==    <inherited from parent>
+==43160== 
+==43160== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43160==    <inherited from parent>
+==43160== 
+==43160== 
+==43160== HEAP SUMMARY:
+==43160==     in use at exit: 618,818 bytes in 8,248 blocks
+==43160==   total heap usage: 583,439 allocs, 575,191 frees, 1,482,518,259 bytes allocated
+==43160== 
+==43160== LEAK SUMMARY:
+==43160==    definitely lost: 0 bytes in 0 blocks
+==43160==    indirectly lost: 0 bytes in 0 blocks
+==43160==      possibly lost: 0 bytes in 0 blocks
+==43160==    still reachable: 24 bytes in 2 blocks
+==43160==         suppressed: 618,794 bytes in 8,246 blocks
+==43160== Reachable blocks (those to which a pointer was found) are not shown.
+==43160== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43160== 
+==43160== For lists of detected and suppressed errors, rerun with: -s
+==43160== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 76 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestCardiacSimulationArchiver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCardiacSimulationArchiver_valgrind.txt
new file mode 100644
index 000000000..f557a642a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCardiacSimulationArchiver_valgrind.txt
@@ -0,0 +1,73 @@
+==43565== Memcheck, a memory error detector
+==43565== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43565== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43565== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestCardiacSimulationArchiver -malloc_debug -malloc_dump -memory_info
+==43565== Parent PID: 24004
+==43565== 
+==43565== 
+==43565== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43565== Open file descriptor 12:
+==43565==    at 0xBFBA07D: pipe (pipe.c:29)
+==43565==    by 0x1432F07D: ???
+==43565==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43565==    by 0xC337418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43565==    by 0xC2D0D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43565==    by 0xA671D38: PetscInitialize (pinit.c:924)
+==43565==    by 0xA4E11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43565==    by 0xA4E1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43565==    by 0x207DA8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43565==    by 0x200F5B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43565==    by 0x204A44: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43565==    by 0x2048E4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43565==    by 0x204F7B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43565==    by 0x1FF1D5: main (TestCardiacSimulationArchiver.cpp:19)
+==43565== 
+==43565== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43565==    at 0xBFBEA1C: __open_nocancel (open64_nocancel.c:39)
+==43565==    by 0xBF42BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43565==    by 0xA51C822: ???
+==43565==    by 0xA51C96F: ???
+==43565==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43565==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43565==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43565==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43565==    by 0xC337418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43565==    by 0xC2D0D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43565==    by 0xA671D38: PetscInitialize (pinit.c:924)
+==43565==    by 0xA4E11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43565==    by 0xA4E1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43565==    by 0x207DA8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43565==    by 0x200F5B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43565==    by 0x204A44: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43565==    by 0x2048E4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43565==    by 0x204F7B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43565==    by 0x1FF1D5: main (TestCardiacSimulationArchiver.cpp:19)
+==43565== 
+==43565== Open file descriptor 116:
+==43565==    <inherited from parent>
+==43565== 
+==43565== Open file descriptor 113:
+==43565==    <inherited from parent>
+==43565== 
+==43565== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCardiacSimulationArchiver_valgrind.txt
+==43565==    <inherited from parent>
+==43565== 
+==43565== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43565==    <inherited from parent>
+==43565== 
+==43565== 
+==43565== HEAP SUMMARY:
+==43565==     in use at exit: 618,745 bytes in 8,244 blocks
+==43565==   total heap usage: 2,894,967 allocs, 2,886,723 frees, 2,307,100,762 bytes allocated
+==43565== 
+==43565== LEAK SUMMARY:
+==43565==    definitely lost: 0 bytes in 0 blocks
+==43565==    indirectly lost: 0 bytes in 0 blocks
+==43565==      possibly lost: 0 bytes in 0 blocks
+==43565==    still reachable: 24 bytes in 2 blocks
+==43565==         suppressed: 618,721 bytes in 8,242 blocks
+==43565== Reachable blocks (those to which a pointer was found) are not shown.
+==43565== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43565== 
+==43565== For lists of detected and suppressed errors, rerun with: -s
+==43565== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 138 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCardiacSimulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCardiacSimulation_valgrind.txt
new file mode 100644
index 000000000..a494afd06
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCardiacSimulation_valgrind.txt
@@ -0,0 +1,73 @@
+==43563== Memcheck, a memory error detector
+==43563== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43563== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43563== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestCardiacSimulation -malloc_debug -malloc_dump -memory_info
+==43563== Parent PID: 24004
+==43563== 
+==43563== 
+==43563== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43563== Open file descriptor 12:
+==43563==    at 0x892707D: pipe (pipe.c:29)
+==43563==    by 0x1433007D: ???
+==43563==    by 0xEE784CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43563==    by 0xA022418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43563==    by 0x9FBBD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43563==    by 0x8CB2D38: PetscInitialize (pinit.c:924)
+==43563==    by 0x82101D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43563==    by 0x8210227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43563==    by 0x1202B8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43563==    by 0x11A98D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43563==    by 0x11E13C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43563==    by 0x11DFDC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43563==    by 0x11E673: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43563==    by 0x118DB5: main (TestCardiacSimulation.cpp:19)
+==43563== 
+==43563== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43563==    at 0x892BA1C: __open_nocancel (open64_nocancel.c:39)
+==43563==    by 0x88AFBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43563==    by 0x824B822: ???
+==43563==    by 0x824B96F: ???
+==43563==    by 0xEF1D6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43563==    by 0xEF1D938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43563==    by 0xEED3922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43563==    by 0xEE782DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43563==    by 0xA022418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43563==    by 0x9FBBD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43563==    by 0x8CB2D38: PetscInitialize (pinit.c:924)
+==43563==    by 0x82101D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43563==    by 0x8210227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43563==    by 0x1202B8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43563==    by 0x11A98D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43563==    by 0x11E13C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43563==    by 0x11DFDC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43563==    by 0x11E673: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43563==    by 0x118DB5: main (TestCardiacSimulation.cpp:19)
+==43563== 
+==43563== Open file descriptor 116:
+==43563==    <inherited from parent>
+==43563== 
+==43563== Open file descriptor 113:
+==43563==    <inherited from parent>
+==43563== 
+==43563== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCardiacSimulation_valgrind.txt
+==43563==    <inherited from parent>
+==43563== 
+==43563== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43563==    <inherited from parent>
+==43563== 
+==43563== 
+==43563== HEAP SUMMARY:
+==43563==     in use at exit: 625,877 bytes in 8,260 blocks
+==43563==   total heap usage: 4,756,897 allocs, 4,748,637 frees, 2,828,621,319 bytes allocated
+==43563== 
+==43563== LEAK SUMMARY:
+==43563==    definitely lost: 0 bytes in 0 blocks
+==43563==    indirectly lost: 0 bytes in 0 blocks
+==43563==      possibly lost: 0 bytes in 0 blocks
+==43563==    still reachable: 7,156 bytes in 18 blocks
+==43563==         suppressed: 618,721 bytes in 8,242 blocks
+==43563== Reachable blocks (those to which a pointer was found) are not shown.
+==43563== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43563== 
+==43563== For lists of detected and suppressed errors, rerun with: -s
+==43563== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 228 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestCellBasedCellProperties_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellBasedCellProperties_valgrind.txt
new file mode 100644
index 000000000..a0b0e1393
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellBasedCellProperties_valgrind.txt
@@ -0,0 +1,73 @@
+==25388== Memcheck, a memory error detector
+==25388== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25388== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25388== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellBasedCellProperties -malloc_debug -malloc_dump -memory_info
+==25388== Parent PID: 24004
+==25388== 
+==25388== 
+==25388== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25388== Open file descriptor 12:
+==25388==    at 0xED5007D: pipe (pipe.c:29)
+==25388==    by 0x196B507D: ???
+==25388==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25388==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25388==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25388==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25388==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25388==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25388==    by 0x12F18B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25388==    by 0x129EE9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25388==    by 0x12CAE0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25388==    by 0x12C980: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25388==    by 0x12D017: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25388==    by 0x128305: main (TestCellBasedCellProperties.cpp:19)
+==25388== 
+==25388== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25388==    at 0xED54A1C: __open_nocancel (open64_nocancel.c:39)
+==25388==    by 0xECD8BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25388==    by 0xD4DA822: ???
+==25388==    by 0xD4DA96F: ???
+==25388==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25388==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25388==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25388==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25388==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25388==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25388==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25388==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25388==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25388==    by 0x12F18B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25388==    by 0x129EE9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25388==    by 0x12CAE0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25388==    by 0x12C980: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25388==    by 0x12D017: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25388==    by 0x128305: main (TestCellBasedCellProperties.cpp:19)
+==25388== 
+==25388== Open file descriptor 116:
+==25388==    <inherited from parent>
+==25388== 
+==25388== Open file descriptor 113:
+==25388==    <inherited from parent>
+==25388== 
+==25388== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellBasedCellProperties_valgrind.txt
+==25388==    <inherited from parent>
+==25388== 
+==25388== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25388==    <inherited from parent>
+==25388== 
+==25388== 
+==25388== HEAP SUMMARY:
+==25388==     in use at exit: 618,354 bytes in 8,239 blocks
+==25388==   total heap usage: 53,421 allocs, 45,182 frees, 1,338,995,363 bytes allocated
+==25388== 
+==25388== LEAK SUMMARY:
+==25388==    definitely lost: 0 bytes in 0 blocks
+==25388==    indirectly lost: 0 bytes in 0 blocks
+==25388==      possibly lost: 0 bytes in 0 blocks
+==25388==    still reachable: 56 bytes in 3 blocks
+==25388==         suppressed: 618,298 bytes in 8,236 blocks
+==25388== Reachable blocks (those to which a pointer was found) are not shown.
+==25388== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25388== 
+==25388== For lists of detected and suppressed errors, rerun with: -s
+==25388== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellBasedEllipticPdeSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellBasedEllipticPdeSolver_valgrind.txt
new file mode 100644
index 000000000..266dd1f6d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellBasedEllipticPdeSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25489== Memcheck, a memory error detector
+==25489== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25489== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25489== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellBasedEllipticPdeSolver -malloc_debug -malloc_dump -memory_info
+==25489== Parent PID: 24004
+==25489== 
+==25489== 
+==25489== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25489== Open file descriptor 12:
+==25489==    at 0x1109407D: pipe (pipe.c:29)
+==25489==    by 0x196B407D: ???
+==25489==    by 0x14CBA4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25489==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25489==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25489==    by 0xF659D38: PetscInitialize (pinit.c:924)
+==25489==    by 0xF5301D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25489==    by 0xF530227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25489==    by 0x13C922: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25489==    by 0x137A33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25489==    by 0x13A5DA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25489==    by 0x13A4D5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25489==    by 0x13AAE9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25489==    by 0x136235: main (TestCellBasedEllipticPdeSolver.cpp:18)
+==25489== 
+==25489== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25489==    at 0x11098A1C: __open_nocancel (open64_nocancel.c:39)
+==25489==    by 0x1101CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25489==    by 0x108E9822: ???
+==25489==    by 0x108E996F: ???
+==25489==    by 0x14D5F6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25489==    by 0x14D5F938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25489==    by 0x14D15922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25489==    by 0x14CBA2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25489==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25489==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25489==    by 0xF659D38: PetscInitialize (pinit.c:924)
+==25489==    by 0xF5301D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25489==    by 0xF530227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25489==    by 0x13C922: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25489==    by 0x137A33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25489==    by 0x13A5DA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25489==    by 0x13A4D5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25489==    by 0x13AAE9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25489==    by 0x136235: main (TestCellBasedEllipticPdeSolver.cpp:18)
+==25489== 
+==25489== Open file descriptor 116:
+==25489==    <inherited from parent>
+==25489== 
+==25489== Open file descriptor 113:
+==25489==    <inherited from parent>
+==25489== 
+==25489== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellBasedEllipticPdeSolver_valgrind.txt
+==25489==    <inherited from parent>
+==25489== 
+==25489== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25489==    <inherited from parent>
+==25489== 
+==25489== 
+==25489== HEAP SUMMARY:
+==25489==     in use at exit: 618,322 bytes in 8,238 blocks
+==25489==   total heap usage: 55,376 allocs, 47,138 frees, 1,339,444,259 bytes allocated
+==25489== 
+==25489== LEAK SUMMARY:
+==25489==    definitely lost: 0 bytes in 0 blocks
+==25489==    indirectly lost: 0 bytes in 0 blocks
+==25489==      possibly lost: 0 bytes in 0 blocks
+==25489==    still reachable: 24 bytes in 2 blocks
+==25489==         suppressed: 618,298 bytes in 8,236 blocks
+==25489== Reachable blocks (those to which a pointer was found) are not shown.
+==25489== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25489== 
+==25489== For lists of detected and suppressed errors, rerun with: -s
+==25489== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellBasedEllipticPdes_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellBasedEllipticPdes_valgrind.txt
new file mode 100644
index 000000000..fa0ec9626
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellBasedEllipticPdes_valgrind.txt
@@ -0,0 +1,73 @@
+==25482== Memcheck, a memory error detector
+==25482== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25482== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25482== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellBasedEllipticPdes -malloc_debug -malloc_dump -memory_info
+==25482== Parent PID: 24004
+==25482== 
+==25482== 
+==25482== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25482== Open file descriptor 12:
+==25482==    at 0x10CFA07D: pipe (pipe.c:29)
+==25482==    by 0x196B407D: ???
+==25482==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25482==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25482==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25482==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==25482==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25482==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25482==    by 0x12CAB7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25482==    by 0x127CC3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25482==    by 0x12A3DC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25482==    by 0x12A2D8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25482==    by 0x12A8EB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25482==    by 0x1264C5: main (TestCellBasedEllipticPdes.cpp:18)
+==25482== 
+==25482== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25482==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==25482==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25482==    by 0xF13F822: ???
+==25482==    by 0xF13F96F: ???
+==25482==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25482==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25482==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25482==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25482==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25482==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25482==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==25482==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25482==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25482==    by 0x12CAB7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25482==    by 0x127CC3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25482==    by 0x12A3DC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25482==    by 0x12A2D8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25482==    by 0x12A8EB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25482==    by 0x1264C5: main (TestCellBasedEllipticPdes.cpp:18)
+==25482== 
+==25482== Open file descriptor 116:
+==25482==    <inherited from parent>
+==25482== 
+==25482== Open file descriptor 113:
+==25482==    <inherited from parent>
+==25482== 
+==25482== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellBasedEllipticPdes_valgrind.txt
+==25482==    <inherited from parent>
+==25482== 
+==25482== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25482==    <inherited from parent>
+==25482== 
+==25482== 
+==25482== HEAP SUMMARY:
+==25482==     in use at exit: 618,354 bytes in 8,239 blocks
+==25482==   total heap usage: 79,217 allocs, 70,978 frees, 1,343,928,290 bytes allocated
+==25482== 
+==25482== LEAK SUMMARY:
+==25482==    definitely lost: 0 bytes in 0 blocks
+==25482==    indirectly lost: 0 bytes in 0 blocks
+==25482==      possibly lost: 0 bytes in 0 blocks
+==25482==    still reachable: 56 bytes in 3 blocks
+==25482==         suppressed: 618,298 bytes in 8,236 blocks
+==25482== Reachable blocks (those to which a pointer was found) are not shown.
+==25482== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25482== 
+==25482== For lists of detected and suppressed errors, rerun with: -s
+==25482== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellBasedEventHandler_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellBasedEventHandler_valgrind.txt
new file mode 100644
index 000000000..4905d804c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellBasedEventHandler_valgrind.txt
@@ -0,0 +1,73 @@
+==24033== Memcheck, a memory error detector
+==24033== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24033== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24033== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestCellBasedEventHandler -malloc_debug -malloc_dump -memory_info
+==24033== Parent PID: 24004
+==24033== 
+==24033== 
+==24033== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24033== Open file descriptor 12:
+==24033==    at 0x4DEB07D: pipe (pipe.c:29)
+==24033==    by 0xAEA307D: ???
+==24033==    by 0x643A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24033==    by 0x4A38418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24033==    by 0x49D1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24033==    by 0x5036D38: PetscInitialize (pinit.c:924)
+==24033==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24033==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24033==    by 0x114A22: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24033==    by 0x110173: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24033==    by 0x112AEC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24033==    by 0x1129E7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24033==    by 0x112FFB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24033==    by 0x10E975: main (TestCellBasedEventHandler.cpp:18)
+==24033== 
+==24033== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24033==    at 0x4DEFA1C: __open_nocancel (open64_nocancel.c:39)
+==24033==    by 0x4D73BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24033==    by 0x4935822: ???
+==24033==    by 0x493596F: ???
+==24033==    by 0x64E16DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24033==    by 0x64E1938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24033==    by 0x6497922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24033==    by 0x643A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24033==    by 0x4A38418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24033==    by 0x49D1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24033==    by 0x5036D38: PetscInitialize (pinit.c:924)
+==24033==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24033==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24033==    by 0x114A22: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24033==    by 0x110173: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24033==    by 0x112AEC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24033==    by 0x1129E7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24033==    by 0x112FFB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24033==    by 0x10E975: main (TestCellBasedEventHandler.cpp:18)
+==24033== 
+==24033== Open file descriptor 116:
+==24033==    <inherited from parent>
+==24033== 
+==24033== Open file descriptor 113:
+==24033==    <inherited from parent>
+==24033== 
+==24033== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellBasedEventHandler_valgrind.txt
+==24033==    <inherited from parent>
+==24033== 
+==24033== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24033==    <inherited from parent>
+==24033== 
+==24033== 
+==24033== HEAP SUMMARY:
+==24033==     in use at exit: 617,842 bytes in 8,238 blocks
+==24033==   total heap usage: 44,911 allocs, 36,673 frees, 1,338,159,016 bytes allocated
+==24033== 
+==24033== LEAK SUMMARY:
+==24033==    definitely lost: 0 bytes in 0 blocks
+==24033==    indirectly lost: 0 bytes in 0 blocks
+==24033==      possibly lost: 0 bytes in 0 blocks
+==24033==    still reachable: 24 bytes in 2 blocks
+==24033==         suppressed: 617,818 bytes in 8,236 blocks
+==24033== Reachable blocks (those to which a pointer was found) are not shown.
+==24033== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24033== 
+==24033== For lists of detected and suppressed errors, rerun with: -s
+==24033== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCellBasedParabolicPdes_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellBasedParabolicPdes_valgrind.txt
new file mode 100644
index 000000000..38ed1a99c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellBasedParabolicPdes_valgrind.txt
@@ -0,0 +1,73 @@
+==25504== Memcheck, a memory error detector
+==25504== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25504== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25504== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellBasedParabolicPdes -malloc_debug -malloc_dump -memory_info
+==25504== Parent PID: 24004
+==25504== 
+==25504== 
+==25504== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25504== Open file descriptor 12:
+==25504==    at 0x10CFA07D: pipe (pipe.c:29)
+==25504==    by 0x196B407D: ???
+==25504==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25504==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25504==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25504==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==25504==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25504==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25504==    by 0x12B8B3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25504==    by 0x126B23: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25504==    by 0x1291D8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25504==    by 0x1290D4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25504==    by 0x1296E7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25504==    by 0x125325: main (TestCellBasedParabolicPdes.cpp:18)
+==25504== 
+==25504== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25504==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==25504==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25504==    by 0xF13F822: ???
+==25504==    by 0xF13F96F: ???
+==25504==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25504==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25504==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25504==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25504==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25504==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25504==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==25504==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25504==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25504==    by 0x12B8B3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25504==    by 0x126B23: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25504==    by 0x1291D8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25504==    by 0x1290D4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25504==    by 0x1296E7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25504==    by 0x125325: main (TestCellBasedParabolicPdes.cpp:18)
+==25504== 
+==25504== Open file descriptor 116:
+==25504==    <inherited from parent>
+==25504== 
+==25504== Open file descriptor 113:
+==25504==    <inherited from parent>
+==25504== 
+==25504== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellBasedParabolicPdes_valgrind.txt
+==25504==    <inherited from parent>
+==25504== 
+==25504== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25504==    <inherited from parent>
+==25504== 
+==25504== 
+==25504== HEAP SUMMARY:
+==25504==     in use at exit: 618,354 bytes in 8,239 blocks
+==25504==   total heap usage: 69,578 allocs, 61,339 frees, 1,342,138,056 bytes allocated
+==25504== 
+==25504== LEAK SUMMARY:
+==25504==    definitely lost: 0 bytes in 0 blocks
+==25504==    indirectly lost: 0 bytes in 0 blocks
+==25504==      possibly lost: 0 bytes in 0 blocks
+==25504==    still reachable: 56 bytes in 3 blocks
+==25504==         suppressed: 618,298 bytes in 8,236 blocks
+==25504== Reachable blocks (those to which a pointer was found) are not shown.
+==25504== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25504== 
+==25504== For lists of detected and suppressed errors, rerun with: -s
+==25504== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellBetaCateninWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellBetaCateninWriter_valgrind.txt
new file mode 100644
index 000000000..830c4b312
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellBetaCateninWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==40459== Memcheck, a memory error detector
+==40459== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40459== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40459== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestCellBetaCateninWriter -malloc_debug -malloc_dump -memory_info
+==40459== Parent PID: 24004
+==40459== 
+==40459== 
+==40459== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40459== Open file descriptor 12:
+==40459==    at 0x1110507D: pipe (pipe.c:29)
+==40459==    by 0x1B37507D: ???
+==40459==    by 0x165854CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40459==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40459==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40459==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40459==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40459==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40459==    by 0x136F12: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40459==    by 0x130103: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40459==    by 0x132B56: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40459==    by 0x132A51: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40459==    by 0x133065: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40459==    by 0x12E905: main (TestCellBetaCateninWriter.cpp:18)
+==40459== 
+==40459== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40459==    at 0x11109A1C: __open_nocancel (open64_nocancel.c:39)
+==40459==    by 0x1108DBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40459==    by 0x109FF822: ???
+==40459==    by 0x109FF96F: ???
+==40459==    by 0x1662A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40459==    by 0x1662A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40459==    by 0x165E0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40459==    by 0x165852DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40459==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40459==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40459==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40459==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40459==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40459==    by 0x136F12: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40459==    by 0x130103: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40459==    by 0x132B56: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40459==    by 0x132A51: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40459==    by 0x133065: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40459==    by 0x12E905: main (TestCellBetaCateninWriter.cpp:18)
+==40459== 
+==40459== Open file descriptor 116:
+==40459==    <inherited from parent>
+==40459== 
+==40459== Open file descriptor 113:
+==40459==    <inherited from parent>
+==40459== 
+==40459== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellBetaCateninWriter_valgrind.txt
+==40459==    <inherited from parent>
+==40459== 
+==40459== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40459==    <inherited from parent>
+==40459== 
+==40459== 
+==40459== HEAP SUMMARY:
+==40459==     in use at exit: 618,450 bytes in 8,240 blocks
+==40459==   total heap usage: 63,279 allocs, 55,039 frees, 1,341,083,776 bytes allocated
+==40459== 
+==40459== LEAK SUMMARY:
+==40459==    definitely lost: 0 bytes in 0 blocks
+==40459==    indirectly lost: 0 bytes in 0 blocks
+==40459==      possibly lost: 0 bytes in 0 blocks
+==40459==    still reachable: 136 bytes in 4 blocks
+==40459==         suppressed: 618,314 bytes in 8,236 blocks
+==40459== Reachable blocks (those to which a pointer was found) are not shown.
+==40459== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40459== 
+==40459== For lists of detected and suppressed errors, rerun with: -s
+==40459== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellCycleModelOdeSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellCycleModelOdeSolver_valgrind.txt
new file mode 100644
index 000000000..96f251f76
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellCycleModelOdeSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25389== Memcheck, a memory error detector
+==25389== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25389== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25389== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellCycleModelOdeSolver -malloc_debug -malloc_dump -memory_info
+==25389== Parent PID: 24004
+==25389== 
+==25389== 
+==25389== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25389== Open file descriptor 12:
+==25389==    at 0xEF9407D: pipe (pipe.c:29)
+==25389==    by 0x196B507D: ???
+==25389==    by 0x13C594CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25389==    by 0xEBE1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25389==    by 0xEB7AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25389==    by 0xD871D38: PetscInitialize (pinit.c:924)
+==25389==    by 0xD6E31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25389==    by 0xD6E3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25389==    by 0x162DFB: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25389==    by 0x15D597: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25389==    by 0x1604CA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25389==    by 0x16036A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25389==    by 0x160A01: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25389==    by 0x15B575: main (TestCellCycleModelOdeSolver.cpp:19)
+==25389== 
+==25389== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25389==    at 0xEF98A1C: __open_nocancel (open64_nocancel.c:39)
+==25389==    by 0xEF1CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25389==    by 0xD71E822: ???
+==25389==    by 0xD71E96F: ???
+==25389==    by 0x13CFE6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25389==    by 0x13CFE938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25389==    by 0x13CB4922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25389==    by 0x13C592DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25389==    by 0xEBE1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25389==    by 0xEB7AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25389==    by 0xD871D38: PetscInitialize (pinit.c:924)
+==25389==    by 0xD6E31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25389==    by 0xD6E3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25389==    by 0x162DFB: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25389==    by 0x15D597: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25389==    by 0x1604CA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25389==    by 0x16036A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25389==    by 0x160A01: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25389==    by 0x15B575: main (TestCellCycleModelOdeSolver.cpp:19)
+==25389== 
+==25389== Open file descriptor 116:
+==25389==    <inherited from parent>
+==25389== 
+==25389== Open file descriptor 113:
+==25389==    <inherited from parent>
+==25389== 
+==25389== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellCycleModelOdeSolver_valgrind.txt
+==25389==    <inherited from parent>
+==25389== 
+==25389== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25389==    <inherited from parent>
+==25389== 
+==25389== 
+==25389== HEAP SUMMARY:
+==25389==     in use at exit: 618,354 bytes in 8,239 blocks
+==25389==   total heap usage: 547,400 allocs, 539,161 frees, 1,344,758,606 bytes allocated
+==25389== 
+==25389== LEAK SUMMARY:
+==25389==    definitely lost: 0 bytes in 0 blocks
+==25389==    indirectly lost: 0 bytes in 0 blocks
+==25389==      possibly lost: 0 bytes in 0 blocks
+==25389==    still reachable: 56 bytes in 3 blocks
+==25389==         suppressed: 618,298 bytes in 8,236 blocks
+==25389== Reachable blocks (those to which a pointer was found) are not shown.
+==25389== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25389== 
+==25389== For lists of detected and suppressed errors, rerun with: -s
+==25389== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellDataMaps_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellDataMaps_valgrind.txt
new file mode 100644
index 000000000..00d178537
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellDataMaps_valgrind.txt
@@ -0,0 +1,73 @@
+==25390== Memcheck, a memory error detector
+==25390== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25390== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25390== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellDataMaps -malloc_debug -malloc_dump -memory_info
+==25390== Parent PID: 24004
+==25390== 
+==25390== 
+==25390== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25390== Open file descriptor 12:
+==25390==    at 0xED9D07D: pipe (pipe.c:29)
+==25390==    by 0x196B507D: ???
+==25390==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25390==    by 0xE9EC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25390==    by 0xE985D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25390==    by 0xD659D38: PetscInitialize (pinit.c:924)
+==25390==    by 0xD5301D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25390==    by 0xD530227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25390==    by 0x11C5E7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25390==    by 0x11792D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25390==    by 0x11A1FE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25390==    by 0x11A09E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25390==    by 0x11A735: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25390==    by 0x115D55: main (TestCellDataMaps.cpp:19)
+==25390== 
+==25390== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25390==    at 0xEDA1A1C: __open_nocancel (open64_nocancel.c:39)
+==25390==    by 0xED25BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25390==    by 0xE8E9822: ???
+==25390==    by 0xE8E996F: ???
+==25390==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25390==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25390==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25390==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25390==    by 0xE9EC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25390==    by 0xE985D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25390==    by 0xD659D38: PetscInitialize (pinit.c:924)
+==25390==    by 0xD5301D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25390==    by 0xD530227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25390==    by 0x11C5E7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25390==    by 0x11792D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25390==    by 0x11A1FE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25390==    by 0x11A09E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25390==    by 0x11A735: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25390==    by 0x115D55: main (TestCellDataMaps.cpp:19)
+==25390== 
+==25390== Open file descriptor 116:
+==25390==    <inherited from parent>
+==25390== 
+==25390== Open file descriptor 113:
+==25390==    <inherited from parent>
+==25390== 
+==25390== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellDataMaps_valgrind.txt
+==25390==    <inherited from parent>
+==25390== 
+==25390== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25390==    <inherited from parent>
+==25390== 
+==25390== 
+==25390== HEAP SUMMARY:
+==25390==     in use at exit: 618,482 bytes in 8,240 blocks
+==25390==   total heap usage: 53,649 allocs, 45,409 frees, 1,338,979,197 bytes allocated
+==25390== 
+==25390== LEAK SUMMARY:
+==25390==    definitely lost: 0 bytes in 0 blocks
+==25390==    indirectly lost: 0 bytes in 0 blocks
+==25390==      possibly lost: 0 bytes in 0 blocks
+==25390==    still reachable: 184 bytes in 4 blocks
+==25390==         suppressed: 618,298 bytes in 8,236 blocks
+==25390== Reachable blocks (those to which a pointer was found) are not shown.
+==25390== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25390== 
+==25390== For lists of detected and suppressed errors, rerun with: -s
+==25390== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellForCrypt_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellForCrypt_valgrind.txt
new file mode 100644
index 000000000..10e048979
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellForCrypt_valgrind.txt
@@ -0,0 +1,73 @@
+==40232== Memcheck, a memory error detector
+==40232== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40232== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40232== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestCellForCrypt -malloc_debug -malloc_dump -memory_info
+==40232== Parent PID: 24004
+==40232== 
+==40232== 
+==40232== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40232== Open file descriptor 12:
+==40232==    at 0xF45E07D: pipe (pipe.c:29)
+==40232==    by 0x1B37507D: ???
+==40232==    by 0x165804CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40232==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40232==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40232==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40232==    by 0xED611D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40232==    by 0xED61227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40232==    by 0x11EA7E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40232==    by 0x11A173: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40232==    by 0x11C6C4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40232==    by 0x11C5C0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40232==    by 0x11CBD3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40232==    by 0x118975: main (TestCellForCrypt.cpp:18)
+==40232== 
+==40232== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40232==    at 0xF462A1C: __open_nocancel (open64_nocancel.c:39)
+==40232==    by 0xF3E6BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40232==    by 0xED9C822: ???
+==40232==    by 0xED9C96F: ???
+==40232==    by 0x166256DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40232==    by 0x16625938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40232==    by 0x165DB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40232==    by 0x165802DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40232==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40232==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40232==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40232==    by 0xED611D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40232==    by 0xED61227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40232==    by 0x11EA7E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40232==    by 0x11A173: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40232==    by 0x11C6C4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40232==    by 0x11C5C0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40232==    by 0x11CBD3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40232==    by 0x118975: main (TestCellForCrypt.cpp:18)
+==40232== 
+==40232== Open file descriptor 116:
+==40232==    <inherited from parent>
+==40232== 
+==40232== Open file descriptor 113:
+==40232==    <inherited from parent>
+==40232== 
+==40232== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellForCrypt_valgrind.txt
+==40232==    <inherited from parent>
+==40232== 
+==40232== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40232==    <inherited from parent>
+==40232== 
+==40232== 
+==40232== HEAP SUMMARY:
+==40232==     in use at exit: 618,498 bytes in 8,240 blocks
+==40232==   total heap usage: 55,770 allocs, 47,530 frees, 1,339,199,430 bytes allocated
+==40232== 
+==40232== LEAK SUMMARY:
+==40232==    definitely lost: 0 bytes in 0 blocks
+==40232==    indirectly lost: 0 bytes in 0 blocks
+==40232==      possibly lost: 0 bytes in 0 blocks
+==40232==    still reachable: 184 bytes in 4 blocks
+==40232==         suppressed: 618,314 bytes in 8,236 blocks
+==40232== Reachable blocks (those to which a pointer was found) are not shown.
+==40232== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40232== 
+==40232== For lists of detected and suppressed errors, rerun with: -s
+==40232== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellKillers_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellKillers_valgrind.txt
new file mode 100644
index 000000000..2a8edff41
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellKillers_valgrind.txt
@@ -0,0 +1,73 @@
+==25938== Memcheck, a memory error detector
+==25938== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25938== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25938== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellKillers -malloc_debug -malloc_dump -memory_info
+==25938== Parent PID: 24004
+==25938== 
+==25938== 
+==25938== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25938== Open file descriptor 12:
+==25938==    at 0x10DE107D: pipe (pipe.c:29)
+==25938==    by 0x196B407D: ???
+==25938==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25938==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25938==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25938==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==25938==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25938==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25938==    by 0x1A5341: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25938==    by 0x19D239: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25938==    by 0x1A087C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25938==    by 0x1A071C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25938==    by 0x1A0DB3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25938==    by 0x19B655: main (TestCellKillers.cpp:19)
+==25938== 
+==25938== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25938==    at 0x10DE5A1C: __open_nocancel (open64_nocancel.c:39)
+==25938==    by 0x10D69BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25938==    by 0xF13F822: ???
+==25938==    by 0xF13F96F: ???
+==25938==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25938==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25938==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25938==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25938==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25938==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25938==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==25938==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25938==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25938==    by 0x1A5341: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25938==    by 0x19D239: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25938==    by 0x1A087C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25938==    by 0x1A071C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25938==    by 0x1A0DB3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25938==    by 0x19B655: main (TestCellKillers.cpp:19)
+==25938== 
+==25938== Open file descriptor 116:
+==25938==    <inherited from parent>
+==25938== 
+==25938== Open file descriptor 113:
+==25938==    <inherited from parent>
+==25938== 
+==25938== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellKillers_valgrind.txt
+==25938==    <inherited from parent>
+==25938== 
+==25938== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25938==    <inherited from parent>
+==25938== 
+==25938== 
+==25938== HEAP SUMMARY:
+==25938==     in use at exit: 618,354 bytes in 8,239 blocks
+==25938==   total heap usage: 119,759 allocs, 111,520 frees, 1,344,138,278 bytes allocated
+==25938== 
+==25938== LEAK SUMMARY:
+==25938==    definitely lost: 0 bytes in 0 blocks
+==25938==    indirectly lost: 0 bytes in 0 blocks
+==25938==      possibly lost: 0 bytes in 0 blocks
+==25938==    still reachable: 56 bytes in 3 blocks
+==25938==         suppressed: 618,298 bytes in 8,236 blocks
+==25938== Reachable blocks (those to which a pointer was found) are not shown.
+==25938== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25938== 
+==25938== For lists of detected and suppressed errors, rerun with: -s
+==25938== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellMutationStates_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellMutationStates_valgrind.txt
new file mode 100644
index 000000000..bfa807428
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellMutationStates_valgrind.txt
@@ -0,0 +1,73 @@
+==25397== Memcheck, a memory error detector
+==25397== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25397== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25397== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellMutationStates -malloc_debug -malloc_dump -memory_info
+==25397== Parent PID: 24004
+==25397== 
+==25397== 
+==25397== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25397== Open file descriptor 12:
+==25397==    at 0xED5007D: pipe (pipe.c:29)
+==25397==    by 0x196B507D: ???
+==25397==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25397==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25397==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25397==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25397==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25397==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25397==    by 0x12BE69: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25397==    by 0x126E09: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25397==    by 0x129792: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25397==    by 0x129632: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25397==    by 0x129CC9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25397==    by 0x125225: main (TestCellMutationStates.cpp:19)
+==25397== 
+==25397== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25397==    at 0xED54A1C: __open_nocancel (open64_nocancel.c:39)
+==25397==    by 0xECD8BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25397==    by 0xD4DA822: ???
+==25397==    by 0xD4DA96F: ???
+==25397==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25397==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25397==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25397==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25397==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25397==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25397==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25397==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25397==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25397==    by 0x12BE69: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25397==    by 0x126E09: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25397==    by 0x129792: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25397==    by 0x129632: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25397==    by 0x129CC9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25397==    by 0x125225: main (TestCellMutationStates.cpp:19)
+==25397== 
+==25397== Open file descriptor 116:
+==25397==    <inherited from parent>
+==25397== 
+==25397== Open file descriptor 113:
+==25397==    <inherited from parent>
+==25397== 
+==25397== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellMutationStates_valgrind.txt
+==25397==    <inherited from parent>
+==25397== 
+==25397== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25397==    <inherited from parent>
+==25397== 
+==25397== 
+==25397== HEAP SUMMARY:
+==25397==     in use at exit: 618,354 bytes in 8,239 blocks
+==25397==   total heap usage: 53,167 allocs, 44,928 frees, 1,338,924,476 bytes allocated
+==25397== 
+==25397== LEAK SUMMARY:
+==25397==    definitely lost: 0 bytes in 0 blocks
+==25397==    indirectly lost: 0 bytes in 0 blocks
+==25397==      possibly lost: 0 bytes in 0 blocks
+==25397==    still reachable: 56 bytes in 3 blocks
+==25397==         suppressed: 618,298 bytes in 8,236 blocks
+==25397== Reachable blocks (those to which a pointer was found) are not shown.
+==25397== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25397== 
+==25397== For lists of detected and suppressed errors, rerun with: -s
+==25397== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellPopulationBoundaryConditions_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellPopulationBoundaryConditions_valgrind.txt
new file mode 100644
index 000000000..3a05028ca
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellPopulationBoundaryConditions_valgrind.txt
@@ -0,0 +1,73 @@
+==25946== Memcheck, a memory error detector
+==25946== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25946== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25946== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellPopulationBoundaryConditions -malloc_debug -malloc_dump -memory_info
+==25946== Parent PID: 24004
+==25946== 
+==25946== 
+==25946== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25946== Open file descriptor 12:
+==25946==    at 0xF92C07D: pipe (pipe.c:29)
+==25946==    by 0x196B407D: ???
+==25946==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25946==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25946==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25946==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==25946==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25946==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25946==    by 0x1550EE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25946==    by 0x14DBDD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25946==    by 0x150A32: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25946==    by 0x1508D2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25946==    by 0x150F69: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25946==    by 0x14C005: main (TestCellPopulationBoundaryConditions.cpp:19)
+==25946== 
+==25946== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25946==    at 0xF930A1C: __open_nocancel (open64_nocancel.c:39)
+==25946==    by 0xF8B4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25946==    by 0xF13F822: ???
+==25946==    by 0xF13F96F: ???
+==25946==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25946==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25946==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25946==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25946==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25946==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25946==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==25946==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25946==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25946==    by 0x1550EE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25946==    by 0x14DBDD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25946==    by 0x150A32: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25946==    by 0x1508D2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25946==    by 0x150F69: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25946==    by 0x14C005: main (TestCellPopulationBoundaryConditions.cpp:19)
+==25946== 
+==25946== Open file descriptor 116:
+==25946==    <inherited from parent>
+==25946== 
+==25946== Open file descriptor 113:
+==25946==    <inherited from parent>
+==25946== 
+==25946== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellPopulationBoundaryConditions_valgrind.txt
+==25946==    <inherited from parent>
+==25946== 
+==25946== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25946==    <inherited from parent>
+==25946== 
+==25946== 
+==25946== HEAP SUMMARY:
+==25946==     in use at exit: 618,354 bytes in 8,239 blocks
+==25946==   total heap usage: 70,316 allocs, 62,077 frees, 1,342,462,714 bytes allocated
+==25946== 
+==25946== LEAK SUMMARY:
+==25946==    definitely lost: 0 bytes in 0 blocks
+==25946==    indirectly lost: 0 bytes in 0 blocks
+==25946==      possibly lost: 0 bytes in 0 blocks
+==25946==    still reachable: 56 bytes in 3 blocks
+==25946==         suppressed: 618,298 bytes in 8,236 blocks
+==25946== Reachable blocks (those to which a pointer was found) are not shown.
+==25946== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25946== 
+==25946== For lists of detected and suppressed errors, rerun with: -s
+==25946== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellPopulationCountWriters_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellPopulationCountWriters_valgrind.txt
new file mode 100644
index 000000000..f2a25383c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellPopulationCountWriters_valgrind.txt
@@ -0,0 +1,73 @@
+==25959== Memcheck, a memory error detector
+==25959== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25959== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25959== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellPopulationCountWriters -malloc_debug -malloc_dump -memory_info
+==25959== Parent PID: 24004
+==25959== 
+==25959== 
+==25959== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25959== Open file descriptor 12:
+==25959==    at 0xF84307D: pipe (pipe.c:29)
+==25959==    by 0x196B407D: ???
+==25959==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25959==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25959==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25959==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25959==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25959==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25959==    by 0x137BD8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25959==    by 0x130FA3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25959==    by 0x133996: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25959==    by 0x133891: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25959==    by 0x133EA5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25959==    by 0x12F7A5: main (TestCellPopulationCountWriters.cpp:18)
+==25959== 
+==25959== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25959==    at 0xF847A1C: __open_nocancel (open64_nocancel.c:39)
+==25959==    by 0xF7CBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25959==    by 0xF13F822: ???
+==25959==    by 0xF13F96F: ???
+==25959==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25959==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25959==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25959==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25959==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25959==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25959==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25959==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25959==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25959==    by 0x137BD8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25959==    by 0x130FA3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25959==    by 0x133996: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25959==    by 0x133891: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25959==    by 0x133EA5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25959==    by 0x12F7A5: main (TestCellPopulationCountWriters.cpp:18)
+==25959== 
+==25959== Open file descriptor 116:
+==25959==    <inherited from parent>
+==25959== 
+==25959== Open file descriptor 113:
+==25959==    <inherited from parent>
+==25959== 
+==25959== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellPopulationCountWriters_valgrind.txt
+==25959==    <inherited from parent>
+==25959== 
+==25959== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25959==    <inherited from parent>
+==25959== 
+==25959== 
+==25959== HEAP SUMMARY:
+==25959==     in use at exit: 618,354 bytes in 8,239 blocks
+==25959==   total heap usage: 57,819 allocs, 49,580 frees, 1,346,110,677 bytes allocated
+==25959== 
+==25959== LEAK SUMMARY:
+==25959==    definitely lost: 0 bytes in 0 blocks
+==25959==    indirectly lost: 0 bytes in 0 blocks
+==25959==      possibly lost: 0 bytes in 0 blocks
+==25959==    still reachable: 56 bytes in 3 blocks
+==25959==         suppressed: 618,298 bytes in 8,236 blocks
+==25959== Reachable blocks (those to which a pointer was found) are not shown.
+==25959== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25959== 
+==25959== For lists of detected and suppressed errors, rerun with: -s
+==25959== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestCellPopulationEventWriters_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellPopulationEventWriters_valgrind.txt
new file mode 100644
index 000000000..1e9711e37
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellPopulationEventWriters_valgrind.txt
@@ -0,0 +1,73 @@
+==25961== Memcheck, a memory error detector
+==25961== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25961== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25961== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellPopulationEventWriters -malloc_debug -malloc_dump -memory_info
+==25961== Parent PID: 24004
+==25961== 
+==25961== 
+==25961== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25961== Open file descriptor 12:
+==25961==    at 0xF84307D: pipe (pipe.c:29)
+==25961==    by 0x196B407D: ???
+==25961==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25961==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25961==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25961==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25961==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25961==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25961==    by 0x13559C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25961==    by 0x12E53D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25961==    by 0x130F8C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25961==    by 0x130E2C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25961==    by 0x1314C3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25961==    by 0x12C965: main (TestCellPopulationEventWriters.cpp:19)
+==25961== 
+==25961== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25961==    at 0xF847A1C: __open_nocancel (open64_nocancel.c:39)
+==25961==    by 0xF7CBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25961==    by 0xF13F822: ???
+==25961==    by 0xF13F96F: ???
+==25961==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25961==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25961==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25961==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25961==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25961==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25961==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25961==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25961==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25961==    by 0x13559C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25961==    by 0x12E53D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25961==    by 0x130F8C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25961==    by 0x130E2C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25961==    by 0x1314C3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25961==    by 0x12C965: main (TestCellPopulationEventWriters.cpp:19)
+==25961== 
+==25961== Open file descriptor 116:
+==25961==    <inherited from parent>
+==25961== 
+==25961== Open file descriptor 113:
+==25961==    <inherited from parent>
+==25961== 
+==25961== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellPopulationEventWriters_valgrind.txt
+==25961==    <inherited from parent>
+==25961== 
+==25961== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25961==    <inherited from parent>
+==25961== 
+==25961== 
+==25961== HEAP SUMMARY:
+==25961==     in use at exit: 618,354 bytes in 8,239 blocks
+==25961==   total heap usage: 69,867 allocs, 61,628 frees, 1,350,932,925 bytes allocated
+==25961== 
+==25961== LEAK SUMMARY:
+==25961==    definitely lost: 0 bytes in 0 blocks
+==25961==    indirectly lost: 0 bytes in 0 blocks
+==25961==      possibly lost: 0 bytes in 0 blocks
+==25961==    still reachable: 56 bytes in 3 blocks
+==25961==         suppressed: 618,298 bytes in 8,236 blocks
+==25961== Reachable blocks (those to which a pointer was found) are not shown.
+==25961== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25961== 
+==25961== For lists of detected and suppressed errors, rerun with: -s
+==25961== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestCellPopulationWriters_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellPopulationWriters_valgrind.txt
new file mode 100644
index 000000000..0d16342d0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellPopulationWriters_valgrind.txt
@@ -0,0 +1,73 @@
+==25974== Memcheck, a memory error detector
+==25974== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25974== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25974== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellPopulationWriters -malloc_debug -malloc_dump -memory_info
+==25974== Parent PID: 24004
+==25974== 
+==25974== 
+==25974== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25974== Open file descriptor 12:
+==25974==    at 0xF84307D: pipe (pipe.c:29)
+==25974==    by 0x196B407D: ???
+==25974==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25974==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25974==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25974==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25974==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25974==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25974==    by 0x146C30: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25974==    by 0x13F5FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25974==    by 0x14252E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25974==    by 0x1423CE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25974==    by 0x142A65: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25974==    by 0x13DA25: main (TestCellPopulationWriters.cpp:19)
+==25974== 
+==25974== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25974==    at 0xF847A1C: __open_nocancel (open64_nocancel.c:39)
+==25974==    by 0xF7CBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25974==    by 0xF13F822: ???
+==25974==    by 0xF13F96F: ???
+==25974==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25974==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25974==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25974==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25974==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25974==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25974==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25974==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25974==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25974==    by 0x146C30: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25974==    by 0x13F5FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25974==    by 0x14252E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25974==    by 0x1423CE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25974==    by 0x142A65: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25974==    by 0x13DA25: main (TestCellPopulationWriters.cpp:19)
+==25974== 
+==25974== Open file descriptor 116:
+==25974==    <inherited from parent>
+==25974== 
+==25974== Open file descriptor 113:
+==25974==    <inherited from parent>
+==25974== 
+==25974== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellPopulationWriters_valgrind.txt
+==25974==    <inherited from parent>
+==25974== 
+==25974== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25974==    <inherited from parent>
+==25974== 
+==25974== 
+==25974== HEAP SUMMARY:
+==25974==     in use at exit: 618,354 bytes in 8,239 blocks
+==25974==   total heap usage: 157,889 allocs, 149,650 frees, 1,399,033,635 bytes allocated
+==25974== 
+==25974== LEAK SUMMARY:
+==25974==    definitely lost: 0 bytes in 0 blocks
+==25974==    indirectly lost: 0 bytes in 0 blocks
+==25974==      possibly lost: 0 bytes in 0 blocks
+==25974==    still reachable: 56 bytes in 3 blocks
+==25974==         suppressed: 618,298 bytes in 8,236 blocks
+==25974== Reachable blocks (those to which a pointer was found) are not shown.
+==25974== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25974== 
+==25974== For lists of detected and suppressed errors, rerun with: -s
+==25974== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellProliferativeTypes_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellProliferativeTypes_valgrind.txt
new file mode 100644
index 000000000..47020fe4d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellProliferativeTypes_valgrind.txt
@@ -0,0 +1,73 @@
+==25416== Memcheck, a memory error detector
+==25416== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25416== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25416== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellProliferativeTypes -malloc_debug -malloc_dump -memory_info
+==25416== Parent PID: 24004
+==25416== 
+==25416== 
+==25416== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25416== Open file descriptor 12:
+==25416==    at 0xED5007D: pipe (pipe.c:29)
+==25416==    by 0x196B507D: ???
+==25416==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25416==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25416==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25416==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25416==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25416==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25416==    by 0x12CF1F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25416==    by 0x127E29: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25416==    by 0x12A848: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25416==    by 0x12A6E8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25416==    by 0x12AD7F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25416==    by 0x126245: main (TestCellProliferativeTypes.cpp:19)
+==25416== 
+==25416== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25416==    at 0xED54A1C: __open_nocancel (open64_nocancel.c:39)
+==25416==    by 0xECD8BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25416==    by 0xD4DA822: ???
+==25416==    by 0xD4DA96F: ???
+==25416==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25416==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25416==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25416==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25416==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25416==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25416==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25416==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25416==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25416==    by 0x12CF1F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25416==    by 0x127E29: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25416==    by 0x12A848: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25416==    by 0x12A6E8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25416==    by 0x12AD7F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25416==    by 0x126245: main (TestCellProliferativeTypes.cpp:19)
+==25416== 
+==25416== Open file descriptor 116:
+==25416==    <inherited from parent>
+==25416== 
+==25416== Open file descriptor 113:
+==25416==    <inherited from parent>
+==25416== 
+==25416== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellProliferativeTypes_valgrind.txt
+==25416==    <inherited from parent>
+==25416== 
+==25416== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25416==    <inherited from parent>
+==25416== 
+==25416== 
+==25416== HEAP SUMMARY:
+==25416==     in use at exit: 618,354 bytes in 8,239 blocks
+==25416==   total heap usage: 53,389 allocs, 45,150 frees, 1,339,006,777 bytes allocated
+==25416== 
+==25416== LEAK SUMMARY:
+==25416==    definitely lost: 0 bytes in 0 blocks
+==25416==    indirectly lost: 0 bytes in 0 blocks
+==25416==      possibly lost: 0 bytes in 0 blocks
+==25416==    still reachable: 56 bytes in 3 blocks
+==25416==         suppressed: 618,298 bytes in 8,236 blocks
+==25416== Reachable blocks (those to which a pointer was found) are not shown.
+==25416== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25416== 
+==25416== For lists of detected and suppressed errors, rerun with: -s
+==25416== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellProperties_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellProperties_valgrind.txt
new file mode 100644
index 000000000..b78b0a105
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellProperties_valgrind.txt
@@ -0,0 +1,73 @@
+==43440== Memcheck, a memory error detector
+==43440== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43440== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43440== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestCellProperties -malloc_debug -malloc_dump -memory_info
+==43440== Parent PID: 24004
+==43440== 
+==43440== 
+==43440== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43440== Open file descriptor 12:
+==43440==    at 0x882407D: pipe (pipe.c:29)
+==43440==    by 0x1432F07D: ???
+==43440==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43440==    by 0x9F1F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43440==    by 0x9EB8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43440==    by 0x8BAFD38: PetscInitialize (pinit.c:924)
+==43440==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43440==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43440==    by 0x11C95A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43440==    by 0x1178AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43440==    by 0x11A450: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43440==    by 0x11A2F0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43440==    by 0x11A987: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43440==    by 0x115CD5: main (TestCellProperties.cpp:19)
+==43440== 
+==43440== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43440==    at 0x8828A1C: __open_nocancel (open64_nocancel.c:39)
+==43440==    by 0x87ACBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43440==    by 0x848D822: ???
+==43440==    by 0x848D96F: ???
+==43440==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43440==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43440==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43440==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43440==    by 0x9F1F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43440==    by 0x9EB8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43440==    by 0x8BAFD38: PetscInitialize (pinit.c:924)
+==43440==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43440==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43440==    by 0x11C95A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43440==    by 0x1178AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43440==    by 0x11A450: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43440==    by 0x11A2F0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43440==    by 0x11A987: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43440==    by 0x115CD5: main (TestCellProperties.cpp:19)
+==43440== 
+==43440== Open file descriptor 116:
+==43440==    <inherited from parent>
+==43440== 
+==43440== Open file descriptor 113:
+==43440==    <inherited from parent>
+==43440== 
+==43440== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellProperties_valgrind.txt
+==43440==    <inherited from parent>
+==43440== 
+==43440== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43440==    <inherited from parent>
+==43440== 
+==43440== 
+==43440== HEAP SUMMARY:
+==43440==     in use at exit: 618,265 bytes in 8,234 blocks
+==43440==   total heap usage: 1,086,635 allocs, 1,078,401 frees, 1,460,646,271 bytes allocated
+==43440== 
+==43440== LEAK SUMMARY:
+==43440==    definitely lost: 0 bytes in 0 blocks
+==43440==    indirectly lost: 0 bytes in 0 blocks
+==43440==      possibly lost: 0 bytes in 0 blocks
+==43440==    still reachable: 24 bytes in 2 blocks
+==43440==         suppressed: 618,241 bytes in 8,232 blocks
+==43440== Reachable blocks (those to which a pointer was found) are not shown.
+==43440== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43440== 
+==43440== For lists of detected and suppressed errors, rerun with: -s
+==43440== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCellPropertyCollection_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellPropertyCollection_valgrind.txt
new file mode 100644
index 000000000..03195df14
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellPropertyCollection_valgrind.txt
@@ -0,0 +1,73 @@
+==25417== Memcheck, a memory error detector
+==25417== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25417== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25417== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellPropertyCollection -malloc_debug -malloc_dump -memory_info
+==25417== Parent PID: 24004
+==25417== 
+==25417== 
+==25417== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25417== Open file descriptor 12:
+==25417==    at 0xED5007D: pipe (pipe.c:29)
+==25417==    by 0x196B507D: ???
+==25417==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25417==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25417==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25417==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25417==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25417==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25417==    by 0x1546B9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25417==    by 0x14F129: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25417==    by 0x151D20: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25417==    by 0x151BC0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25417==    by 0x152257: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25417==    by 0x14D545: main (TestCellPropertyCollection.cpp:19)
+==25417== 
+==25417== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25417==    at 0xED54A1C: __open_nocancel (open64_nocancel.c:39)
+==25417==    by 0xECD8BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25417==    by 0xD4DA822: ???
+==25417==    by 0xD4DA96F: ???
+==25417==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25417==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25417==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25417==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25417==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25417==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25417==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25417==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25417==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25417==    by 0x1546B9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25417==    by 0x14F129: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25417==    by 0x151D20: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25417==    by 0x151BC0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25417==    by 0x152257: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25417==    by 0x14D545: main (TestCellPropertyCollection.cpp:19)
+==25417== 
+==25417== Open file descriptor 116:
+==25417==    <inherited from parent>
+==25417== 
+==25417== Open file descriptor 113:
+==25417==    <inherited from parent>
+==25417== 
+==25417== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellPropertyCollection_valgrind.txt
+==25417==    <inherited from parent>
+==25417== 
+==25417== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25417==    <inherited from parent>
+==25417== 
+==25417== 
+==25417== HEAP SUMMARY:
+==25417==     in use at exit: 618,354 bytes in 8,239 blocks
+==25417==   total heap usage: 53,258 allocs, 45,019 frees, 1,338,931,736 bytes allocated
+==25417== 
+==25417== LEAK SUMMARY:
+==25417==    definitely lost: 0 bytes in 0 blocks
+==25417==    indirectly lost: 0 bytes in 0 blocks
+==25417==      possibly lost: 0 bytes in 0 blocks
+==25417==    still reachable: 56 bytes in 3 blocks
+==25417==         suppressed: 618,298 bytes in 8,236 blocks
+==25417== Reachable blocks (those to which a pointer was found) are not shown.
+==25417== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25417== 
+==25417== For lists of detected and suppressed errors, rerun with: -s
+==25417== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellPropertyRegistry_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellPropertyRegistry_valgrind.txt
new file mode 100644
index 000000000..3abc491e7
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellPropertyRegistry_valgrind.txt
@@ -0,0 +1,73 @@
+==25427== Memcheck, a memory error detector
+==25427== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25427== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25427== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellPropertyRegistry -malloc_debug -malloc_dump -memory_info
+==25427== Parent PID: 24004
+==25427== 
+==25427== 
+==25427== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25427== Open file descriptor 12:
+==25427==    at 0xED5007D: pipe (pipe.c:29)
+==25427==    by 0x196B507D: ???
+==25427==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25427==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25427==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25427==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25427==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25427==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25427==    by 0x15B69D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25427==    by 0x156089: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25427==    by 0x158D4C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25427==    by 0x158BEC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25427==    by 0x159283: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25427==    by 0x1544A5: main (TestCellPropertyRegistry.cpp:19)
+==25427== 
+==25427== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25427==    at 0xED54A1C: __open_nocancel (open64_nocancel.c:39)
+==25427==    by 0xECD8BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25427==    by 0xD4DA822: ???
+==25427==    by 0xD4DA96F: ???
+==25427==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25427==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25427==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25427==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25427==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25427==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25427==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25427==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25427==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25427==    by 0x15B69D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25427==    by 0x156089: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25427==    by 0x158D4C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25427==    by 0x158BEC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25427==    by 0x159283: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25427==    by 0x1544A5: main (TestCellPropertyRegistry.cpp:19)
+==25427== 
+==25427== Open file descriptor 116:
+==25427==    <inherited from parent>
+==25427== 
+==25427== Open file descriptor 113:
+==25427==    <inherited from parent>
+==25427== 
+==25427== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellPropertyRegistry_valgrind.txt
+==25427==    <inherited from parent>
+==25427== 
+==25427== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25427==    <inherited from parent>
+==25427== 
+==25427== 
+==25427== HEAP SUMMARY:
+==25427==     in use at exit: 618,354 bytes in 8,239 blocks
+==25427==   total heap usage: 53,292 allocs, 45,053 frees, 1,338,959,384 bytes allocated
+==25427== 
+==25427== LEAK SUMMARY:
+==25427==    definitely lost: 0 bytes in 0 blocks
+==25427==    indirectly lost: 0 bytes in 0 blocks
+==25427==      possibly lost: 0 bytes in 0 blocks
+==25427==    still reachable: 56 bytes in 3 blocks
+==25427==         suppressed: 618,298 bytes in 8,236 blocks
+==25427== Reachable blocks (those to which a pointer was found) are not shown.
+==25427== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25427== 
+==25427== For lists of detected and suppressed errors, rerun with: -s
+==25427== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellSrn_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellSrn_valgrind.txt
new file mode 100644
index 000000000..6570e89ff
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellSrn_valgrind.txt
@@ -0,0 +1,73 @@
+==25368== Memcheck, a memory error detector
+==25368== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25368== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25368== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellSrn -malloc_debug -malloc_dump -memory_info
+==25368== Parent PID: 24004
+==25368== 
+==25368== 
+==25368== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25368== Open file descriptor 12:
+==25368==    at 0xED0E07D: pipe (pipe.c:29)
+==25368==    by 0x196B507D: ???
+==25368==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25368==    by 0xE95D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25368==    by 0xE8F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25368==    by 0xD5CAD38: PetscInitialize (pinit.c:924)
+==25368==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25368==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25368==    by 0x119821: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25368==    by 0x115133: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25368==    by 0x117438: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25368==    by 0x117333: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25368==    by 0x117947: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25368==    by 0x113935: main (TestCellSrn.cpp:18)
+==25368== 
+==25368== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25368==    at 0xED12A1C: __open_nocancel (open64_nocancel.c:39)
+==25368==    by 0xEC96BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25368==    by 0xE85A822: ???
+==25368==    by 0xE85A96F: ???
+==25368==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25368==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25368==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25368==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25368==    by 0xE95D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25368==    by 0xE8F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25368==    by 0xD5CAD38: PetscInitialize (pinit.c:924)
+==25368==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25368==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25368==    by 0x119821: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25368==    by 0x115133: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25368==    by 0x117438: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25368==    by 0x117333: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25368==    by 0x117947: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25368==    by 0x113935: main (TestCellSrn.cpp:18)
+==25368== 
+==25368== Open file descriptor 116:
+==25368==    <inherited from parent>
+==25368== 
+==25368== Open file descriptor 113:
+==25368==    <inherited from parent>
+==25368== 
+==25368== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellSrn_valgrind.txt
+==25368==    <inherited from parent>
+==25368== 
+==25368== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25368==    <inherited from parent>
+==25368== 
+==25368== 
+==25368== HEAP SUMMARY:
+==25368==     in use at exit: 618,418 bytes in 8,240 blocks
+==25368==   total heap usage: 63,349 allocs, 55,109 frees, 1,339,388,775 bytes allocated
+==25368== 
+==25368== LEAK SUMMARY:
+==25368==    definitely lost: 0 bytes in 0 blocks
+==25368==    indirectly lost: 0 bytes in 0 blocks
+==25368==      possibly lost: 0 bytes in 0 blocks
+==25368==    still reachable: 120 bytes in 4 blocks
+==25368==         suppressed: 618,298 bytes in 8,236 blocks
+==25368== Reachable blocks (those to which a pointer was found) are not shown.
+==25368== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25368== 
+==25368== For lists of detected and suppressed errors, rerun with: -s
+==25368== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellWriters_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellWriters_valgrind.txt
new file mode 100644
index 000000000..6fe71fcaa
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellWriters_valgrind.txt
@@ -0,0 +1,73 @@
+==25983== Memcheck, a memory error detector
+==25983== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25983== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25983== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellWriters -malloc_debug -malloc_dump -memory_info
+==25983== Parent PID: 24004
+==25983== 
+==25983== 
+==25983== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25983== Open file descriptor 12:
+==25983==    at 0xFB1607D: pipe (pipe.c:29)
+==25983==    by 0x196B507D: ???
+==25983==    by 0x14CBB4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25983==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25983==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25983==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25983==    by 0xF3D51D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25983==    by 0xF3D5227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25983==    by 0x144A2A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25983==    by 0x13CE5D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25983==    by 0x14024C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25983==    by 0x1400EC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25983==    by 0x140783: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25983==    by 0x13B285: main (TestCellWriters.cpp:19)
+==25983== 
+==25983== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25983==    at 0xFB1AA1C: __open_nocancel (open64_nocancel.c:39)
+==25983==    by 0xFA9EBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25983==    by 0xF410822: ???
+==25983==    by 0xF41096F: ???
+==25983==    by 0x14D606DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25983==    by 0x14D60938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25983==    by 0x14D16922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25983==    by 0x14CBB2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25983==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25983==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25983==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25983==    by 0xF3D51D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25983==    by 0xF3D5227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25983==    by 0x144A2A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25983==    by 0x13CE5D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25983==    by 0x14024C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25983==    by 0x1400EC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25983==    by 0x140783: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25983==    by 0x13B285: main (TestCellWriters.cpp:19)
+==25983== 
+==25983== Open file descriptor 116:
+==25983==    <inherited from parent>
+==25983== 
+==25983== Open file descriptor 113:
+==25983==    <inherited from parent>
+==25983== 
+==25983== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellWriters_valgrind.txt
+==25983==    <inherited from parent>
+==25983== 
+==25983== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25983==    <inherited from parent>
+==25983== 
+==25983== 
+==25983== HEAP SUMMARY:
+==25983==     in use at exit: 618,354 bytes in 8,239 blocks
+==25983==   total heap usage: 69,810 allocs, 61,571 frees, 1,342,420,032 bytes allocated
+==25983== 
+==25983== LEAK SUMMARY:
+==25983==    definitely lost: 0 bytes in 0 blocks
+==25983==    indirectly lost: 0 bytes in 0 blocks
+==25983==      possibly lost: 0 bytes in 0 blocks
+==25983==    still reachable: 56 bytes in 3 blocks
+==25983==         suppressed: 618,298 bytes in 8,236 blocks
+==25983== Reachable blocks (those to which a pointer was found) are not shown.
+==25983== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25983== 
+==25983== For lists of detected and suppressed errors, rerun with: -s
+==25983== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCell_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCell_valgrind.txt
new file mode 100644
index 000000000..5d0cb390d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCell_valgrind.txt
@@ -0,0 +1,73 @@
+==25364== Memcheck, a memory error detector
+==25364== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25364== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25364== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCell -malloc_debug -malloc_dump -memory_info
+==25364== Parent PID: 24004
+==25364== 
+==25364== 
+==25364== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25364== Open file descriptor 12:
+==25364==    at 0xED0E07D: pipe (pipe.c:29)
+==25364==    by 0x196B507D: ???
+==25364==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25364==    by 0xE95D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25364==    by 0xE8F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25364==    by 0xD5CAD38: PetscInitialize (pinit.c:924)
+==25364==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25364==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25364==    by 0x1291DB: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25364==    by 0x123ECD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25364==    by 0x126DAA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25364==    by 0x126C4A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25364==    by 0x1272E1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25364==    by 0x1222F5: main (TestCell.cpp:19)
+==25364== 
+==25364== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25364==    at 0xED12A1C: __open_nocancel (open64_nocancel.c:39)
+==25364==    by 0xEC96BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25364==    by 0xE85A822: ???
+==25364==    by 0xE85A96F: ???
+==25364==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25364==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25364==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25364==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25364==    by 0xE95D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25364==    by 0xE8F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25364==    by 0xD5CAD38: PetscInitialize (pinit.c:924)
+==25364==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25364==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25364==    by 0x1291DB: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25364==    by 0x123ECD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25364==    by 0x126DAA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25364==    by 0x126C4A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25364==    by 0x1272E1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25364==    by 0x1222F5: main (TestCell.cpp:19)
+==25364== 
+==25364== Open file descriptor 116:
+==25364==    <inherited from parent>
+==25364== 
+==25364== Open file descriptor 113:
+==25364==    <inherited from parent>
+==25364== 
+==25364== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCell_valgrind.txt
+==25364==    <inherited from parent>
+==25364== 
+==25364== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25364==    <inherited from parent>
+==25364== 
+==25364== 
+==25364== HEAP SUMMARY:
+==25364==     in use at exit: 618,409 bytes in 8,236 blocks
+==25364==   total heap usage: 5,183,521 allocs, 5,175,285 frees, 1,819,191,905 bytes allocated
+==25364== 
+==25364== LEAK SUMMARY:
+==25364==    definitely lost: 0 bytes in 0 blocks
+==25364==    indirectly lost: 0 bytes in 0 blocks
+==25364==      possibly lost: 0 bytes in 0 blocks
+==25364==    still reachable: 184 bytes in 4 blocks
+==25364==         suppressed: 618,225 bytes in 8,232 blocks
+==25364== Reachable blocks (those to which a pointer was found) are not shown.
+==25364== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25364== 
+==25364== For lists of detected and suppressed errors, rerun with: -s
+==25364== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCellsGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellsGenerator_valgrind.txt
new file mode 100644
index 000000000..1c06b44a2
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellsGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==25441== Memcheck, a memory error detector
+==25441== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25441== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25441== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellsGenerator -malloc_debug -malloc_dump -memory_info
+==25441== Parent PID: 24004
+==25441== 
+==25441== 
+==25441== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25441== Open file descriptor 12:
+==25441==    at 0xF80107D: pipe (pipe.c:29)
+==25441==    by 0x196B407D: ???
+==25441==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25441==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25441==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25441==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25441==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25441==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25441==    by 0x1248EE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25441==    by 0x11F90D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25441==    by 0x122428: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25441==    by 0x1222C8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25441==    by 0x12295F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25441==    by 0x11DD35: main (TestCellsGenerator.cpp:19)
+==25441== 
+==25441== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25441==    at 0xF805A1C: __open_nocancel (open64_nocancel.c:39)
+==25441==    by 0xF789BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25441==    by 0xF13F822: ???
+==25441==    by 0xF13F96F: ???
+==25441==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25441==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25441==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25441==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25441==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25441==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25441==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25441==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25441==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25441==    by 0x1248EE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25441==    by 0x11F90D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25441==    by 0x122428: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25441==    by 0x1222C8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25441==    by 0x12295F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25441==    by 0x11DD35: main (TestCellsGenerator.cpp:19)
+==25441== 
+==25441== Open file descriptor 116:
+==25441==    <inherited from parent>
+==25441== 
+==25441== Open file descriptor 113:
+==25441==    <inherited from parent>
+==25441== 
+==25441== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellsGenerator_valgrind.txt
+==25441==    <inherited from parent>
+==25441== 
+==25441== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25441==    <inherited from parent>
+==25441== 
+==25441== 
+==25441== HEAP SUMMARY:
+==25441==     in use at exit: 618,418 bytes in 8,240 blocks
+==25441==   total heap usage: 69,419 allocs, 61,179 frees, 1,340,699,149 bytes allocated
+==25441== 
+==25441== LEAK SUMMARY:
+==25441==    definitely lost: 0 bytes in 0 blocks
+==25441==    indirectly lost: 0 bytes in 0 blocks
+==25441==      possibly lost: 0 bytes in 0 blocks
+==25441==    still reachable: 120 bytes in 4 blocks
+==25441==         suppressed: 618,298 bytes in 8,236 blocks
+==25441== Reachable blocks (those to which a pointer was found) are not shown.
+==25441== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25441== 
+==25441== For lists of detected and suppressed errors, rerun with: -s
+==25441== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCellwiseDataGradient_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCellwiseDataGradient_valgrind.txt
new file mode 100644
index 000000000..55227e83f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCellwiseDataGradient_valgrind.txt
@@ -0,0 +1,73 @@
+==25981== Memcheck, a memory error detector
+==25981== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25981== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25981== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCellwiseDataGradient -malloc_debug -malloc_dump -memory_info
+==25981== Parent PID: 24004
+==25981== 
+==25981== 
+==25981== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25981== Open file descriptor 12:
+==25981==    at 0xF80107D: pipe (pipe.c:29)
+==25981==    by 0x196B407D: ???
+==25981==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25981==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25981==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25981==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25981==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25981==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25981==    by 0x11DD52: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25981==    by 0x119493: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25981==    by 0x11B86C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25981==    by 0x11B767: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25981==    by 0x11BD7B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25981==    by 0x117C95: main (TestCellwiseDataGradient.cpp:18)
+==25981== 
+==25981== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25981==    at 0xF805A1C: __open_nocancel (open64_nocancel.c:39)
+==25981==    by 0xF789BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25981==    by 0xF13F822: ???
+==25981==    by 0xF13F96F: ???
+==25981==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25981==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25981==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25981==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25981==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25981==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25981==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25981==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25981==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25981==    by 0x11DD52: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25981==    by 0x119493: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25981==    by 0x11B86C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25981==    by 0x11B767: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25981==    by 0x11BD7B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25981==    by 0x117C95: main (TestCellwiseDataGradient.cpp:18)
+==25981== 
+==25981== Open file descriptor 116:
+==25981==    <inherited from parent>
+==25981== 
+==25981== Open file descriptor 113:
+==25981==    <inherited from parent>
+==25981== 
+==25981== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCellwiseDataGradient_valgrind.txt
+==25981==    <inherited from parent>
+==25981== 
+==25981== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25981==    <inherited from parent>
+==25981== 
+==25981== 
+==25981== HEAP SUMMARY:
+==25981==     in use at exit: 618,354 bytes in 8,239 blocks
+==25981==   total heap usage: 418,859 allocs, 410,620 frees, 1,353,657,914 bytes allocated
+==25981== 
+==25981== LEAK SUMMARY:
+==25981==    definitely lost: 0 bytes in 0 blocks
+==25981==    indirectly lost: 0 bytes in 0 blocks
+==25981==      possibly lost: 0 bytes in 0 blocks
+==25981==    still reachable: 56 bytes in 3 blocks
+==25981==         suppressed: 618,298 bytes in 8,236 blocks
+==25981== Reachable blocks (those to which a pointer was found) are not shown.
+==25981== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25981== 
+==25981== For lists of detected and suppressed errors, rerun with: -s
+==25981== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestCentreBasedDivisionRules_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCentreBasedDivisionRules_valgrind.txt
new file mode 100644
index 000000000..ab191f8b4
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCentreBasedDivisionRules_valgrind.txt
@@ -0,0 +1,73 @@
+==26007== Memcheck, a memory error detector
+==26007== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26007== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26007== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCentreBasedDivisionRules -malloc_debug -malloc_dump -memory_info
+==26007== Parent PID: 24004
+==26007== 
+==26007== 
+==26007== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26007== Open file descriptor 12:
+==26007==    at 0x10DE107D: pipe (pipe.c:29)
+==26007==    by 0x196B407D: ???
+==26007==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26007==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26007==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26007==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26007==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26007==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26007==    by 0x140B79: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26007==    by 0x13BAA3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26007==    by 0x13E124: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26007==    by 0x13E020: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26007==    by 0x13E633: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26007==    by 0x13A2A5: main (TestCentreBasedDivisionRules.cpp:18)
+==26007== 
+==26007== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26007==    at 0x10DE5A1C: __open_nocancel (open64_nocancel.c:39)
+==26007==    by 0x10D69BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26007==    by 0xF13F822: ???
+==26007==    by 0xF13F96F: ???
+==26007==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26007==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26007==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26007==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26007==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26007==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26007==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26007==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26007==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26007==    by 0x140B79: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26007==    by 0x13BAA3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26007==    by 0x13E124: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26007==    by 0x13E020: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26007==    by 0x13E633: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26007==    by 0x13A2A5: main (TestCentreBasedDivisionRules.cpp:18)
+==26007== 
+==26007== Open file descriptor 116:
+==26007==    <inherited from parent>
+==26007== 
+==26007== Open file descriptor 113:
+==26007==    <inherited from parent>
+==26007== 
+==26007== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCentreBasedDivisionRules_valgrind.txt
+==26007==    <inherited from parent>
+==26007== 
+==26007== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26007==    <inherited from parent>
+==26007== 
+==26007== 
+==26007== HEAP SUMMARY:
+==26007==     in use at exit: 618,354 bytes in 8,239 blocks
+==26007==   total heap usage: 58,553 allocs, 50,314 frees, 1,339,872,812 bytes allocated
+==26007== 
+==26007== LEAK SUMMARY:
+==26007==    definitely lost: 0 bytes in 0 blocks
+==26007==    indirectly lost: 0 bytes in 0 blocks
+==26007==      possibly lost: 0 bytes in 0 blocks
+==26007==    still reachable: 56 bytes in 3 blocks
+==26007==         suppressed: 618,298 bytes in 8,236 blocks
+==26007== Reachable blocks (those to which a pointer was found) are not shown.
+==26007== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26007== 
+==26007== For lists of detected and suppressed errors, rerun with: -s
+==26007== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestChasteBuildInfo_valgrind.txt b/log-files/2024-10-08_17-23-11/TestChasteBuildInfo_valgrind.txt
new file mode 100644
index 000000000..a9e58ab4c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestChasteBuildInfo_valgrind.txt
@@ -0,0 +1,73 @@
+==24034== Memcheck, a memory error detector
+==24034== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24034== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24034== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestChasteBuildInfo -malloc_debug -malloc_dump -memory_info
+==24034== Parent PID: 24004
+==24034== 
+==24034== 
+==24034== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24034== Open file descriptor 12:
+==24034==    at 0x616907D: pipe (pipe.c:29)
+==24034==    by 0xAEA507D: ???
+==24034==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24034==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24034==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24034==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24034==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24034==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24034==    by 0x111D89: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24034==    by 0x10DC93: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24034==    by 0x10FE44: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24034==    by 0x10FD40: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24034==    by 0x110353: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24034==    by 0x10C495: main (TestChasteBuildInfo.cpp:18)
+==24034== 
+==24034== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24034==    at 0x616DA1C: __open_nocancel (open64_nocancel.c:39)
+==24034==    by 0x60F1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24034==    by 0x5CB3822: ???
+==24034==    by 0x5CB396F: ???
+==24034==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24034==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24034==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24034==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24034==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24034==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24034==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24034==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24034==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24034==    by 0x111D89: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24034==    by 0x10DC93: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24034==    by 0x10FE44: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24034==    by 0x10FD40: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24034==    by 0x110353: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24034==    by 0x10C495: main (TestChasteBuildInfo.cpp:18)
+==24034== 
+==24034== Open file descriptor 116:
+==24034==    <inherited from parent>
+==24034== 
+==24034== Open file descriptor 113:
+==24034==    <inherited from parent>
+==24034== 
+==24034== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestChasteBuildInfo_valgrind.txt
+==24034==    <inherited from parent>
+==24034== 
+==24034== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24034==    <inherited from parent>
+==24034== 
+==24034== 
+==24034== HEAP SUMMARY:
+==24034==     in use at exit: 617,842 bytes in 8,238 blocks
+==24034==   total heap usage: 44,924 allocs, 36,686 frees, 1,338,165,243 bytes allocated
+==24034== 
+==24034== LEAK SUMMARY:
+==24034==    definitely lost: 0 bytes in 0 blocks
+==24034==    indirectly lost: 0 bytes in 0 blocks
+==24034==      possibly lost: 0 bytes in 0 blocks
+==24034==    still reachable: 24 bytes in 2 blocks
+==24034==         suppressed: 617,818 bytes in 8,236 blocks
+==24034== Reachable blocks (those to which a pointer was found) are not shown.
+==24034== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24034== 
+==24034== For lists of detected and suppressed errors, rerun with: -s
+==24034== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestChastePoint_valgrind.txt b/log-files/2024-10-08_17-23-11/TestChastePoint_valgrind.txt
new file mode 100644
index 000000000..8f2ae9577
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestChastePoint_valgrind.txt
@@ -0,0 +1,73 @@
+==24387== Memcheck, a memory error detector
+==24387== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24387== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24387== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestChastePoint -malloc_debug -malloc_dump -memory_info
+==24387== Parent PID: 24004
+==24387== 
+==24387== 
+==24387== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24387== Open file descriptor 12:
+==24387==    at 0x7E0E07D: pipe (pipe.c:29)
+==24387==    by 0x100CC07D: ???
+==24387==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24387==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24387==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24387==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24387==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24387==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24387==    by 0x1434C7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24387==    by 0x13DFC9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24387==    by 0x140D84: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24387==    by 0x140C24: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24387==    by 0x1412BB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24387==    by 0x13C3E5: main (TestChastePoint.cpp:19)
+==24387== 
+==24387== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24387==    at 0x7E12A1C: __open_nocancel (open64_nocancel.c:39)
+==24387==    by 0x7D96BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24387==    by 0x6598822: ???
+==24387==    by 0x659896F: ???
+==24387==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24387==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24387==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24387==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24387==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24387==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24387==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24387==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24387==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24387==    by 0x1434C7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24387==    by 0x13DFC9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24387==    by 0x140D84: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24387==    by 0x140C24: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24387==    by 0x1412BB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24387==    by 0x13C3E5: main (TestChastePoint.cpp:19)
+==24387== 
+==24387== Open file descriptor 116:
+==24387==    <inherited from parent>
+==24387== 
+==24387== Open file descriptor 113:
+==24387==    <inherited from parent>
+==24387== 
+==24387== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestChastePoint_valgrind.txt
+==24387==    <inherited from parent>
+==24387== 
+==24387== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24387==    <inherited from parent>
+==24387== 
+==24387== 
+==24387== HEAP SUMMARY:
+==24387==     in use at exit: 618,226 bytes in 8,238 blocks
+==24387==   total heap usage: 47,413 allocs, 39,175 frees, 1,338,408,454 bytes allocated
+==24387== 
+==24387== LEAK SUMMARY:
+==24387==    definitely lost: 0 bytes in 0 blocks
+==24387==    indirectly lost: 0 bytes in 0 blocks
+==24387==      possibly lost: 0 bytes in 0 blocks
+==24387==    still reachable: 24 bytes in 2 blocks
+==24387==         suppressed: 618,202 bytes in 8,236 blocks
+==24387== Reachable blocks (those to which a pointer was found) are not shown.
+==24387== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24387== 
+==24387== For lists of detected and suppressed errors, rerun with: -s
+==24387== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestChasteRegions_valgrind.txt b/log-files/2024-10-08_17-23-11/TestChasteRegions_valgrind.txt
new file mode 100644
index 000000000..8238017b9
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestChasteRegions_valgrind.txt
@@ -0,0 +1,73 @@
+==24388== Memcheck, a memory error detector
+==24388== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24388== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24388== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestChasteRegions -malloc_debug -malloc_dump -memory_info
+==24388== Parent PID: 24004
+==24388== 
+==24388== 
+==24388== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24388== Open file descriptor 12:
+==24388==    at 0x6A4007D: pipe (pipe.c:29)
+==24388==    by 0x100CC07D: ???
+==24388==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24388==    by 0x804A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24388==    by 0x7FE3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24388==    by 0x6CDAD38: PetscInitialize (pinit.c:924)
+==24388==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24388==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24388==    by 0x127EAE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24388==    by 0x122DBD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24388==    by 0x12589A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24388==    by 0x12573A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24388==    by 0x125DD1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24388==    by 0x1211E5: main (TestChasteRegions.cpp:19)
+==24388== 
+==24388== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24388==    at 0x6A44A1C: __open_nocancel (open64_nocancel.c:39)
+==24388==    by 0x69C8BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24388==    by 0x6598822: ???
+==24388==    by 0x659896F: ???
+==24388==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24388==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24388==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24388==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24388==    by 0x804A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24388==    by 0x7FE3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24388==    by 0x6CDAD38: PetscInitialize (pinit.c:924)
+==24388==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24388==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24388==    by 0x127EAE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24388==    by 0x122DBD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24388==    by 0x12589A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24388==    by 0x12573A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24388==    by 0x125DD1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24388==    by 0x1211E5: main (TestChasteRegions.cpp:19)
+==24388== 
+==24388== Open file descriptor 116:
+==24388==    <inherited from parent>
+==24388== 
+==24388== Open file descriptor 113:
+==24388==    <inherited from parent>
+==24388== 
+==24388== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestChasteRegions_valgrind.txt
+==24388==    <inherited from parent>
+==24388== 
+==24388== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24388==    <inherited from parent>
+==24388== 
+==24388== 
+==24388== HEAP SUMMARY:
+==24388==     in use at exit: 618,226 bytes in 8,238 blocks
+==24388==   total heap usage: 47,508 allocs, 39,270 frees, 1,338,415,075 bytes allocated
+==24388== 
+==24388== LEAK SUMMARY:
+==24388==    definitely lost: 0 bytes in 0 blocks
+==24388==    indirectly lost: 0 bytes in 0 blocks
+==24388==      possibly lost: 0 bytes in 0 blocks
+==24388==    still reachable: 24 bytes in 2 blocks
+==24388==         suppressed: 618,202 bytes in 8,236 blocks
+==24388== Reachable blocks (those to which a pointer was found) are not shown.
+==24388== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24388== 
+==24388== For lists of detected and suppressed errors, rerun with: -s
+==24388== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestChebyshevIteration_valgrind.txt b/log-files/2024-10-08_17-23-11/TestChebyshevIteration_valgrind.txt
new file mode 100644
index 000000000..1dc16b0e9
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestChebyshevIteration_valgrind.txt
@@ -0,0 +1,73 @@
+==24307== Memcheck, a memory error detector
+==24307== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24307== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24307== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/linalg/test/TestChebyshevIteration -malloc_debug -malloc_dump -memory_info
+==24307== Parent PID: 24004
+==24307== 
+==24307== 
+==24307== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24307== Open file descriptor 12:
+==24307==    at 0x60C107D: pipe (pipe.c:29)
+==24307==    by 0xAF3907D: ???
+==24307==    by 0x8A4B4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24307==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24307==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24307==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24307==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24307==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24307==    by 0x115156: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24307==    by 0x11068D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24307==    by 0x112F8E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24307==    by 0x112E2E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24307==    by 0x1134C5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24307==    by 0x10EAB5: main (TestChebyshevIteration.cpp:19)
+==24307== 
+==24307== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24307==    at 0x60C5A1C: __open_nocancel (open64_nocancel.c:39)
+==24307==    by 0x6049BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24307==    by 0x5D42822: ???
+==24307==    by 0x5D4296F: ???
+==24307==    by 0x8AF26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24307==    by 0x8AF2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24307==    by 0x8AA8922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24307==    by 0x8A4B2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24307==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24307==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24307==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24307==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24307==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24307==    by 0x115156: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24307==    by 0x11068D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24307==    by 0x112F8E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24307==    by 0x112E2E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24307==    by 0x1134C5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24307==    by 0x10EAB5: main (TestChebyshevIteration.cpp:19)
+==24307== 
+==24307== Open file descriptor 116:
+==24307==    <inherited from parent>
+==24307== 
+==24307== Open file descriptor 113:
+==24307==    <inherited from parent>
+==24307== 
+==24307== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestChebyshevIteration_valgrind.txt
+==24307==    <inherited from parent>
+==24307== 
+==24307== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24307==    <inherited from parent>
+==24307== 
+==24307== 
+==24307== HEAP SUMMARY:
+==24307==     in use at exit: 617,858 bytes in 8,238 blocks
+==24307==   total heap usage: 49,163 allocs, 40,925 frees, 1,357,739,638 bytes allocated
+==24307== 
+==24307== LEAK SUMMARY:
+==24307==    definitely lost: 0 bytes in 0 blocks
+==24307==    indirectly lost: 0 bytes in 0 blocks
+==24307==      possibly lost: 0 bytes in 0 blocks
+==24307==    still reachable: 24 bytes in 2 blocks
+==24307==         suppressed: 617,834 bytes in 8,236 blocks
+==24307== Reachable blocks (those to which a pointer was found) are not shown.
+==24307== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24307== 
+==24307== For lists of detected and suppressed errors, rerun with: -s
+==24307== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCheckpointing_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCheckpointing_valgrind.txt
new file mode 100644
index 000000000..c9b9b3c9d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCheckpointing_valgrind.txt
@@ -0,0 +1,73 @@
+==43584== Memcheck, a memory error detector
+==43584== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43584== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43584== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestCheckpointing -malloc_debug -malloc_dump -memory_info
+==43584== Parent PID: 24004
+==43584== 
+==43584== 
+==43584== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43584== Open file descriptor 12:
+==43584==    at 0xA7CE07D: pipe (pipe.c:29)
+==43584==    by 0x1432F07D: ???
+==43584==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43584==    by 0xBEC7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43584==    by 0xBE60D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43584==    by 0xAB57D38: PetscInitialize (pinit.c:924)
+==43584==    by 0xA0B51D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43584==    by 0xA0B5227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43584==    by 0x1239FA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43584==    by 0x11E4F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43584==    by 0x120D74: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43584==    by 0x120C6F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43584==    by 0x121283: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43584==    by 0x11CCF5: main (TestCheckpointing.cpp:18)
+==43584== 
+==43584== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43584==    at 0xA7D2A1C: __open_nocancel (open64_nocancel.c:39)
+==43584==    by 0xA756BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43584==    by 0xA0F0822: ???
+==43584==    by 0xA0F096F: ???
+==43584==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43584==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43584==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43584==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43584==    by 0xBEC7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43584==    by 0xBE60D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43584==    by 0xAB57D38: PetscInitialize (pinit.c:924)
+==43584==    by 0xA0B51D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43584==    by 0xA0B5227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43584==    by 0x1239FA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43584==    by 0x11E4F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43584==    by 0x120D74: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43584==    by 0x120C6F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43584==    by 0x121283: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43584==    by 0x11CCF5: main (TestCheckpointing.cpp:18)
+==43584== 
+==43584== Open file descriptor 116:
+==43584==    <inherited from parent>
+==43584== 
+==43584== Open file descriptor 113:
+==43584==    <inherited from parent>
+==43584== 
+==43584== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCheckpointing_valgrind.txt
+==43584==    <inherited from parent>
+==43584== 
+==43584== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43584==    <inherited from parent>
+==43584== 
+==43584== 
+==43584== HEAP SUMMARY:
+==43584==     in use at exit: 618,745 bytes in 8,244 blocks
+==43584==   total heap usage: 834,308 allocs, 826,064 frees, 1,443,021,896 bytes allocated
+==43584== 
+==43584== LEAK SUMMARY:
+==43584==    definitely lost: 0 bytes in 0 blocks
+==43584==    indirectly lost: 0 bytes in 0 blocks
+==43584==      possibly lost: 0 bytes in 0 blocks
+==43584==    still reachable: 24 bytes in 2 blocks
+==43584==         suppressed: 618,721 bytes in 8,242 blocks
+==43584== Reachable blocks (those to which a pointer was found) are not shown.
+==43584== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43584== 
+==43584== For lists of detected and suppressed errors, rerun with: -s
+==43584== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 58 from 32)
diff --git a/log-files/2024-10-08_17-23-11/TestCitations_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCitations_valgrind.txt
new file mode 100644
index 000000000..71a14b9d0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCitations_valgrind.txt
@@ -0,0 +1,79 @@
+==24007== Memcheck, a memory error detector
+==24007== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24007== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24007== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestCitations -malloc_debug -malloc_dump -memory_info
+==24007== Parent PID: 24004
+==24007== 
+==24007== 
+==24007== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24007== Open file descriptor 12:
+==24007==    at 0x4CB207D: pipe (pipe.c:29)
+==24007==    by 0xAEA507D: ???
+==24007==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24007==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24007==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24007==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24007==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24007==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24007==    by 0x11862B: TestCitations::TestChasteCitation() (TestCitations.hpp:72)
+==24007==    by 0x118ED8: TestDescription_TestCitations_TestChasteCitation::runTest() (TestCitations.cpp:30)
+==24007==    by 0x111C4A: CxxTest::RealTestDescription::run() (RealDescriptions.cpp:96)
+==24007==    by 0x114E74: CxxTest::TestRunner::runTest(CxxTest::TestDescription&) (TestRunner.h:74)
+==24007==    by 0x114D59: CxxTest::TestRunner::runSuite(CxxTest::SuiteDescription&) (TestRunner.h:61)
+==24007==    by 0x114BFF: CxxTest::TestRunner::runWorld() (TestRunner.h:46)
+==24007==    by 0x114AC1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24007==    by 0x1150D5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24007==    by 0x110C15: main (TestCitations.cpp:18)
+==24007== 
+==24007== Open file descriptor 8: /dev/shm/open_mpi.0001
+==24007==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24007==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24007==    by 0x4935822: ???
+==24007==    by 0x493596F: ???
+==24007==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24007==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24007==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24007==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24007==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24007==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24007==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24007==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24007==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24007==    by 0x11862B: TestCitations::TestChasteCitation() (TestCitations.hpp:72)
+==24007==    by 0x118ED8: TestDescription_TestCitations_TestChasteCitation::runTest() (TestCitations.cpp:30)
+==24007==    by 0x111C4A: CxxTest::RealTestDescription::run() (RealDescriptions.cpp:96)
+==24007==    by 0x114E74: CxxTest::TestRunner::runTest(CxxTest::TestDescription&) (TestRunner.h:74)
+==24007==    by 0x114D59: CxxTest::TestRunner::runSuite(CxxTest::SuiteDescription&) (TestRunner.h:61)
+==24007==    by 0x114BFF: CxxTest::TestRunner::runWorld() (TestRunner.h:46)
+==24007==    by 0x114AC1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24007==    by 0x1150D5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24007==    by 0x110C15: main (TestCitations.cpp:18)
+==24007== 
+==24007== Open file descriptor 116:
+==24007==    <inherited from parent>
+==24007== 
+==24007== Open file descriptor 113:
+==24007==    <inherited from parent>
+==24007== 
+==24007== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCitations_valgrind.txt
+==24007==    <inherited from parent>
+==24007== 
+==24007== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24007==    <inherited from parent>
+==24007== 
+==24007== 
+==24007== HEAP SUMMARY:
+==24007==     in use at exit: 617,842 bytes in 8,238 blocks
+==24007==   total heap usage: 45,216 allocs, 36,978 frees, 1,338,328,732 bytes allocated
+==24007== 
+==24007== LEAK SUMMARY:
+==24007==    definitely lost: 0 bytes in 0 blocks
+==24007==    indirectly lost: 0 bytes in 0 blocks
+==24007==      possibly lost: 0 bytes in 0 blocks
+==24007==    still reachable: 24 bytes in 2 blocks
+==24007==         suppressed: 617,818 bytes in 8,236 blocks
+==24007== Reachable blocks (those to which a pointer was found) are not shown.
+==24007== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24007== 
+==24007== For lists of detected and suppressed errors, rerun with: -s
+==24007== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCodegenPresent_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCodegenPresent_valgrind.txt
new file mode 100644
index 000000000..218a30dce
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCodegenPresent_valgrind.txt
@@ -0,0 +1,73 @@
+==42550== Memcheck, a memory error detector
+==42550== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==42550== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==42550== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestCodegenPresent -malloc_debug -malloc_dump -memory_info
+==42550== Parent PID: 24004
+==42550== 
+==42550== 
+==42550== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==42550== Open file descriptor 12:
+==42550==    at 0x616907D: pipe (pipe.c:29)
+==42550==    by 0xAEA507D: ???
+==42550==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42550==    by 0x5DB8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42550==    by 0x5D51D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42550==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==42550==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42550==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42550==    by 0x112059: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==42550==    by 0x10DE93: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42550==    by 0x110114: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42550==    by 0x11000F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42550==    by 0x110623: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42550==    by 0x10C695: main (TestCodegenPresent.cpp:18)
+==42550== 
+==42550== Open file descriptor 8: /dev/shm/open_mpi.0000
+==42550==    at 0x616DA1C: __open_nocancel (open64_nocancel.c:39)
+==42550==    by 0x60F1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==42550==    by 0x5CB3822: ???
+==42550==    by 0x5CB396F: ???
+==42550==    by 0x8A636DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42550==    by 0x8A63938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42550==    by 0x8A19922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42550==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42550==    by 0x5DB8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42550==    by 0x5D51D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42550==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==42550==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42550==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42550==    by 0x112059: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==42550==    by 0x10DE93: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42550==    by 0x110114: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42550==    by 0x11000F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42550==    by 0x110623: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42550==    by 0x10C695: main (TestCodegenPresent.cpp:18)
+==42550== 
+==42550== Open file descriptor 116:
+==42550==    <inherited from parent>
+==42550== 
+==42550== Open file descriptor 113:
+==42550==    <inherited from parent>
+==42550== 
+==42550== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCodegenPresent_valgrind.txt
+==42550==    <inherited from parent>
+==42550== 
+==42550== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==42550==    <inherited from parent>
+==42550== 
+==42550== 
+==42550== HEAP SUMMARY:
+==42550==     in use at exit: 617,842 bytes in 8,238 blocks
+==42550==   total heap usage: 44,922 allocs, 36,684 frees, 1,338,160,822 bytes allocated
+==42550== 
+==42550== LEAK SUMMARY:
+==42550==    definitely lost: 0 bytes in 0 blocks
+==42550==    indirectly lost: 0 bytes in 0 blocks
+==42550==      possibly lost: 0 bytes in 0 blocks
+==42550==    still reachable: 24 bytes in 2 blocks
+==42550==         suppressed: 617,818 bytes in 8,236 blocks
+==42550== Reachable blocks (those to which a pointer was found) are not shown.
+==42550== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==42550== 
+==42550== For lists of detected and suppressed errors, rerun with: -s
+==42550== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestColumnDataReaderWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestColumnDataReaderWriter_valgrind.txt
new file mode 100644
index 000000000..0622d809f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestColumnDataReaderWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==24260== Memcheck, a memory error detector
+==24260== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24260== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24260== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/io/test/TestColumnDataReaderWriter -malloc_debug -malloc_dump -memory_info
+==24260== Parent PID: 24004
+==24260== 
+==24260== 
+==24260== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24260== Open file descriptor 12:
+==24260==    at 0x61DC07D: pipe (pipe.c:29)
+==24260==    by 0xAF1807D: ???
+==24260==    by 0x8A2F4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24260==    by 0x5E2B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24260==    by 0x5DC4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24260==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24260==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24260==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24260==    by 0x11A4DB: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24260==    by 0x1156CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24260==    by 0x118520: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24260==    by 0x1183C0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24260==    by 0x118A57: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24260==    by 0x113AF5: main (TestColumnDataReaderWriter.cpp:19)
+==24260== 
+==24260== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24260==    at 0x61E0A1C: __open_nocancel (open64_nocancel.c:39)
+==24260==    by 0x6164BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24260==    by 0x5D26822: ???
+==24260==    by 0x5D2696F: ???
+==24260==    by 0x8AD66DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24260==    by 0x8AD6938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24260==    by 0x8A8C922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24260==    by 0x8A2F2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24260==    by 0x5E2B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24260==    by 0x5DC4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24260==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24260==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24260==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24260==    by 0x11A4DB: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24260==    by 0x1156CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24260==    by 0x118520: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24260==    by 0x1183C0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24260==    by 0x118A57: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24260==    by 0x113AF5: main (TestColumnDataReaderWriter.cpp:19)
+==24260== 
+==24260== Open file descriptor 116:
+==24260==    <inherited from parent>
+==24260== 
+==24260== Open file descriptor 113:
+==24260==    <inherited from parent>
+==24260== 
+==24260== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestColumnDataReaderWriter_valgrind.txt
+==24260==    <inherited from parent>
+==24260== 
+==24260== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24260==    <inherited from parent>
+==24260== 
+==24260== 
+==24260== HEAP SUMMARY:
+==24260==     in use at exit: 617,858 bytes in 8,238 blocks
+==24260==   total heap usage: 61,710 allocs, 53,472 frees, 1,341,174,837 bytes allocated
+==24260== 
+==24260== LEAK SUMMARY:
+==24260==    definitely lost: 0 bytes in 0 blocks
+==24260==    indirectly lost: 0 bytes in 0 blocks
+==24260==      possibly lost: 0 bytes in 0 blocks
+==24260==    still reachable: 24 bytes in 2 blocks
+==24260==         suppressed: 617,834 bytes in 8,236 blocks
+==24260== Reachable blocks (those to which a pointer was found) are not shown.
+==24260== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24260== 
+==24260== For lists of detected and suppressed errors, rerun with: -s
+==24260== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCombinedOdeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCombinedOdeSystem_valgrind.txt
new file mode 100644
index 000000000..8cd530834
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCombinedOdeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==24958== Memcheck, a memory error detector
+==24958== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24958== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24958== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestCombinedOdeSystem -malloc_debug -malloc_dump -memory_info
+==24958== Parent PID: 24004
+==24958== 
+==24958== 
+==24958== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24958== Open file descriptor 12:
+==24958==    at 0x4F1007D: pipe (pipe.c:29)
+==24958==    by 0xB1E607D: ???
+==24958==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24958==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24958==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24958==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24958==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24958==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24958==    by 0x11FE4A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24958==    by 0x11AEED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24958==    by 0x11DACC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24958==    by 0x11D9C7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24958==    by 0x11DFDB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24958==    by 0x118A75: main (TestCombinedOdeSystem.cpp:18)
+==24958== 
+==24958== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24958==    at 0x4F14A1C: __open_nocancel (open64_nocancel.c:39)
+==24958==    by 0x4E98BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24958==    by 0x4B77822: ???
+==24958==    by 0x4B7796F: ???
+==24958==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24958==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24958==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24958==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24958==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24958==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24958==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24958==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24958==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24958==    by 0x11FE4A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24958==    by 0x11AEED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24958==    by 0x11DACC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24958==    by 0x11D9C7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24958==    by 0x11DFDB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24958==    by 0x118A75: main (TestCombinedOdeSystem.cpp:18)
+==24958== 
+==24958== Open file descriptor 116:
+==24958==    <inherited from parent>
+==24958== 
+==24958== Open file descriptor 113:
+==24958==    <inherited from parent>
+==24958== 
+==24958== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCombinedOdeSystem_valgrind.txt
+==24958==    <inherited from parent>
+==24958== 
+==24958== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24958==    <inherited from parent>
+==24958== 
+==24958== 
+==24958== HEAP SUMMARY:
+==24958==     in use at exit: 617,906 bytes in 8,238 blocks
+==24958==   total heap usage: 46,089 allocs, 37,851 frees, 1,338,258,534 bytes allocated
+==24958== 
+==24958== LEAK SUMMARY:
+==24958==    definitely lost: 0 bytes in 0 blocks
+==24958==    indirectly lost: 0 bytes in 0 blocks
+==24958==      possibly lost: 0 bytes in 0 blocks
+==24958==    still reachable: 24 bytes in 2 blocks
+==24958==         suppressed: 617,882 bytes in 8,236 blocks
+==24958== Reachable blocks (those to which a pointer was found) are not shown.
+==24958== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24958== 
+==24958== For lists of detected and suppressed errors, rerun with: -s
+==24958== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCommandLineArgumentsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCommandLineArgumentsTutorial_valgrind.txt
new file mode 100644
index 000000000..fd20581c3
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCommandLineArgumentsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==24255== Memcheck, a memory error detector
+==24255== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24255== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24255== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestCommandLineArgumentsTutorial -malloc_debug -malloc_dump -memory_info
+==24255== Parent PID: 24004
+==24255== 
+==24255== 
+==24255== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24255== Open file descriptor 12:
+==24255==    at 0x4CB207D: pipe (pipe.c:29)
+==24255==    by 0xAEA507D: ???
+==24255==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24255==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24255==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24255==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24255==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24255==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24255==    by 0x112FDA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24255==    by 0x10EE73: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24255==    by 0x111094: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24255==    by 0x110F90: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24255==    by 0x1115A3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24255==    by 0x10D675: main (TestCommandLineArgumentsTutorial.cpp:18)
+==24255== 
+==24255== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24255==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24255==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24255==    by 0x4935822: ???
+==24255==    by 0x493596F: ???
+==24255==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24255==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24255==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24255==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24255==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24255==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24255==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24255==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24255==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24255==    by 0x112FDA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24255==    by 0x10EE73: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24255==    by 0x111094: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24255==    by 0x110F90: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24255==    by 0x1115A3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24255==    by 0x10D675: main (TestCommandLineArgumentsTutorial.cpp:18)
+==24255== 
+==24255== Open file descriptor 116:
+==24255==    <inherited from parent>
+==24255== 
+==24255== Open file descriptor 113:
+==24255==    <inherited from parent>
+==24255== 
+==24255== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCommandLineArgumentsTutorial_valgrind.txt
+==24255==    <inherited from parent>
+==24255== 
+==24255== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24255==    <inherited from parent>
+==24255== 
+==24255== 
+==24255== HEAP SUMMARY:
+==24255==     in use at exit: 617,842 bytes in 8,238 blocks
+==24255==   total heap usage: 44,942 allocs, 36,704 frees, 1,338,162,684 bytes allocated
+==24255== 
+==24255== LEAK SUMMARY:
+==24255==    definitely lost: 0 bytes in 0 blocks
+==24255==    indirectly lost: 0 bytes in 0 blocks
+==24255==      possibly lost: 0 bytes in 0 blocks
+==24255==    still reachable: 24 bytes in 2 blocks
+==24255==         suppressed: 617,818 bytes in 8,236 blocks
+==24255== Reachable blocks (those to which a pointer was found) are not shown.
+==24255== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24255== 
+==24255== For lists of detected and suppressed errors, rerun with: -s
+==24255== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCommandLineArguments_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCommandLineArguments_valgrind.txt
new file mode 100644
index 000000000..fc244b2e6
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCommandLineArguments_valgrind.txt
@@ -0,0 +1,73 @@
+==24008== Memcheck, a memory error detector
+==24008== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24008== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24008== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestCommandLineArguments -malloc_debug -malloc_dump -memory_info
+==24008== Parent PID: 24004
+==24008== 
+==24008== 
+==24008== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24008== Open file descriptor 12:
+==24008==    at 0x4CB207D: pipe (pipe.c:29)
+==24008==    by 0xAEA507D: ???
+==24008==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24008==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24008==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24008==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24008==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24008==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24008==    by 0x115FD0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24008==    by 0x11158D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24008==    by 0x114072: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24008==    by 0x113F12: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24008==    by 0x1145A9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24008==    by 0x10F9B5: main (TestCommandLineArguments.cpp:19)
+==24008== 
+==24008== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24008==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24008==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24008==    by 0x4935822: ???
+==24008==    by 0x493596F: ???
+==24008==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24008==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24008==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24008==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24008==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24008==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24008==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24008==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24008==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24008==    by 0x115FD0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24008==    by 0x11158D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24008==    by 0x114072: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24008==    by 0x113F12: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24008==    by 0x1145A9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24008==    by 0x10F9B5: main (TestCommandLineArguments.cpp:19)
+==24008== 
+==24008== Open file descriptor 116:
+==24008==    <inherited from parent>
+==24008== 
+==24008== Open file descriptor 113:
+==24008==    <inherited from parent>
+==24008== 
+==24008== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCommandLineArguments_valgrind.txt
+==24008==    <inherited from parent>
+==24008== 
+==24008== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24008==    <inherited from parent>
+==24008== 
+==24008== 
+==24008== HEAP SUMMARY:
+==24008==     in use at exit: 617,842 bytes in 8,238 blocks
+==24008==   total heap usage: 45,104 allocs, 36,866 frees, 1,338,179,699 bytes allocated
+==24008== 
+==24008== LEAK SUMMARY:
+==24008==    definitely lost: 0 bytes in 0 blocks
+==24008==    indirectly lost: 0 bytes in 0 blocks
+==24008==      possibly lost: 0 bytes in 0 blocks
+==24008==    still reachable: 24 bytes in 2 blocks
+==24008==         suppressed: 617,818 bytes in 8,236 blocks
+==24008== Reachable blocks (those to which a pointer was found) are not shown.
+==24008== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24008== 
+==24008== For lists of detected and suppressed errors, rerun with: -s
+==24008== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCompressibleNonlinearElasticitySolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCompressibleNonlinearElasticitySolver_valgrind.txt
new file mode 100644
index 000000000..34f3017b0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCompressibleNonlinearElasticitySolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25272== Memcheck, a memory error detector
+==25272== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25272== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25272== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/continuum_mechanics/test/TestCompressibleNonlinearElasticitySolver -malloc_debug -malloc_dump -memory_info
+==25272== Parent PID: 24004
+==25272== 
+==25272== 
+==25272== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25272== Open file descriptor 12:
+==25272==    at 0x87A607D: pipe (pipe.c:29)
+==25272==    by 0x106E107D: ???
+==25272==    by 0xBF9A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25272==    by 0x7FC7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25272==    by 0x7F60D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25272==    by 0x6C34D38: PetscInitialize (pinit.c:924)
+==25272==    by 0x6B0B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25272==    by 0x6B0B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25272==    by 0x169A90: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25272==    by 0x163FD1: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25272==    by 0x16757C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25272==    by 0x16741C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25272==    by 0x167AB3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25272==    by 0x161595: main (TestCompressibleNonlinearElasticitySolver.cpp:19)
+==25272== 
+==25272== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25272==    at 0x87AAA1C: __open_nocancel (open64_nocancel.c:39)
+==25272==    by 0x872EBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25272==    by 0x7EC4822: ???
+==25272==    by 0x7EC496F: ???
+==25272==    by 0xC03F6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25272==    by 0xC03F938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25272==    by 0xBFF5922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25272==    by 0xBF9A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25272==    by 0x7FC7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25272==    by 0x7F60D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25272==    by 0x6C34D38: PetscInitialize (pinit.c:924)
+==25272==    by 0x6B0B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25272==    by 0x6B0B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25272==    by 0x169A90: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25272==    by 0x163FD1: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25272==    by 0x16757C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25272==    by 0x16741C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25272==    by 0x167AB3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25272==    by 0x161595: main (TestCompressibleNonlinearElasticitySolver.cpp:19)
+==25272== 
+==25272== Open file descriptor 116:
+==25272==    <inherited from parent>
+==25272== 
+==25272== Open file descriptor 113:
+==25272==    <inherited from parent>
+==25272== 
+==25272== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCompressibleNonlinearElasticitySolver_valgrind.txt
+==25272==    <inherited from parent>
+==25272== 
+==25272== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25272==    <inherited from parent>
+==25272== 
+==25272== 
+==25272== HEAP SUMMARY:
+==25272==     in use at exit: 618,274 bytes in 8,238 blocks
+==25272==   total heap usage: 309,160 allocs, 300,922 frees, 1,381,169,089 bytes allocated
+==25272== 
+==25272== LEAK SUMMARY:
+==25272==    definitely lost: 0 bytes in 0 blocks
+==25272==    indirectly lost: 0 bytes in 0 blocks
+==25272==      possibly lost: 0 bytes in 0 blocks
+==25272==    still reachable: 24 bytes in 2 blocks
+==25272==         suppressed: 618,250 bytes in 8,236 blocks
+==25272== Reachable blocks (those to which a pointer was found) are not shown.
+==25272== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25272== 
+==25272== For lists of detected and suppressed errors, rerun with: -s
+==25272== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestConductivityTensors_valgrind.txt b/log-files/2024-10-08_17-23-11/TestConductivityTensors_valgrind.txt
new file mode 100644
index 000000000..a213641fd
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestConductivityTensors_valgrind.txt
@@ -0,0 +1,73 @@
+==43585== Memcheck, a memory error detector
+==43585== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43585== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43585== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestConductivityTensors -malloc_debug -malloc_dump -memory_info
+==43585== Parent PID: 24004
+==43585== 
+==43585== 
+==43585== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43585== Open file descriptor 12:
+==43585==    at 0xA68F07D: pipe (pipe.c:29)
+==43585==    by 0x1432F07D: ???
+==43585==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43585==    by 0xBD88418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43585==    by 0xBD21D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43585==    by 0xAA18D38: PetscInitialize (pinit.c:924)
+==43585==    by 0x9E8F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43585==    by 0x9E8F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43585==    by 0x1288D6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43585==    by 0x123B0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43585==    by 0x12665E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43585==    by 0x1264FE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43585==    by 0x126B95: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43585==    by 0x121F35: main (TestConductivityTensors.cpp:19)
+==43585== 
+==43585== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43585==    at 0xA693A1C: __open_nocancel (open64_nocancel.c:39)
+==43585==    by 0xA617BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43585==    by 0x9ECA822: ???
+==43585==    by 0x9ECA96F: ???
+==43585==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43585==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43585==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43585==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43585==    by 0xBD88418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43585==    by 0xBD21D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43585==    by 0xAA18D38: PetscInitialize (pinit.c:924)
+==43585==    by 0x9E8F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43585==    by 0x9E8F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43585==    by 0x1288D6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43585==    by 0x123B0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43585==    by 0x12665E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43585==    by 0x1264FE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43585==    by 0x126B95: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43585==    by 0x121F35: main (TestConductivityTensors.cpp:19)
+==43585== 
+==43585== Open file descriptor 116:
+==43585==    <inherited from parent>
+==43585== 
+==43585== Open file descriptor 113:
+==43585==    <inherited from parent>
+==43585== 
+==43585== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestConductivityTensors_valgrind.txt
+==43585==    <inherited from parent>
+==43585== 
+==43585== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43585==    <inherited from parent>
+==43585== 
+==43585== 
+==43585== HEAP SUMMARY:
+==43585==     in use at exit: 618,338 bytes in 8,238 blocks
+==43585==   total heap usage: 58,721 allocs, 50,483 frees, 1,339,524,857 bytes allocated
+==43585== 
+==43585== LEAK SUMMARY:
+==43585==    definitely lost: 0 bytes in 0 blocks
+==43585==    indirectly lost: 0 bytes in 0 blocks
+==43585==      possibly lost: 0 bytes in 0 blocks
+==43585==    still reachable: 24 bytes in 2 blocks
+==43585==         suppressed: 618,314 bytes in 8,236 blocks
+==43585== Reachable blocks (those to which a pointer was found) are not shown.
+==43585== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43585== 
+==43585== For lists of detected and suppressed errors, rerun with: -s
+==43585== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestConstBoundaryCondition_valgrind.txt b/log-files/2024-10-08_17-23-11/TestConstBoundaryCondition_valgrind.txt
new file mode 100644
index 000000000..bdb6f6cdb
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestConstBoundaryCondition_valgrind.txt
@@ -0,0 +1,73 @@
+==25197== Memcheck, a memory error detector
+==25197== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25197== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25197== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestConstBoundaryCondition -malloc_debug -malloc_dump -memory_info
+==25197== Parent PID: 24004
+==25197== 
+==25197== 
+==25197== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25197== Open file descriptor 12:
+==25197==    at 0x6CB407D: pipe (pipe.c:29)
+==25197==    by 0x104DE07D: ???
+==25197==    by 0xC3264CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25197==    by 0x8728418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25197==    by 0x86C1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25197==    by 0x7003D38: PetscInitialize (pinit.c:924)
+==25197==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25197==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25197==    by 0x111DEE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25197==    by 0x10DBB3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25197==    by 0x10FEA2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25197==    by 0x10FD9D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25197==    by 0x1103B1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25197==    by 0x10C3B5: main (TestConstBoundaryCondition.cpp:18)
+==25197== 
+==25197== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25197==    at 0x6CB8A1C: __open_nocancel (open64_nocancel.c:39)
+==25197==    by 0x6C3CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25197==    by 0x6937822: ???
+==25197==    by 0x693796F: ???
+==25197==    by 0xC3CD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25197==    by 0xC3CD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25197==    by 0xC383922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25197==    by 0xC3262DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25197==    by 0x8728418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25197==    by 0x86C1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25197==    by 0x7003D38: PetscInitialize (pinit.c:924)
+==25197==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25197==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25197==    by 0x111DEE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25197==    by 0x10DBB3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25197==    by 0x10FEA2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25197==    by 0x10FD9D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25197==    by 0x1103B1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25197==    by 0x10C3B5: main (TestConstBoundaryCondition.cpp:18)
+==25197== 
+==25197== Open file descriptor 116:
+==25197==    <inherited from parent>
+==25197== 
+==25197== Open file descriptor 113:
+==25197==    <inherited from parent>
+==25197== 
+==25197== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestConstBoundaryCondition_valgrind.txt
+==25197==    <inherited from parent>
+==25197== 
+==25197== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25197==    <inherited from parent>
+==25197== 
+==25197== 
+==25197== HEAP SUMMARY:
+==25197==     in use at exit: 618,258 bytes in 8,238 blocks
+==25197==   total heap usage: 47,333 allocs, 39,095 frees, 1,338,384,889 bytes allocated
+==25197== 
+==25197== LEAK SUMMARY:
+==25197==    definitely lost: 0 bytes in 0 blocks
+==25197==    indirectly lost: 0 bytes in 0 blocks
+==25197==      possibly lost: 0 bytes in 0 blocks
+==25197==    still reachable: 24 bytes in 2 blocks
+==25197==         suppressed: 618,234 bytes in 8,236 blocks
+==25197== Reachable blocks (those to which a pointer was found) are not shown.
+==25197== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25197== 
+==25197== For lists of detected and suppressed errors, rerun with: -s
+==25197== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestContinuumMechanicsNeumannBcsAssembler_valgrind.txt b/log-files/2024-10-08_17-23-11/TestContinuumMechanicsNeumannBcsAssembler_valgrind.txt
new file mode 100644
index 000000000..af1910f88
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestContinuumMechanicsNeumannBcsAssembler_valgrind.txt
@@ -0,0 +1,73 @@
+==25273== Memcheck, a memory error detector
+==25273== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25273== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25273== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/continuum_mechanics/test/TestContinuumMechanicsNeumannBcsAssembler -malloc_debug -malloc_dump -memory_info
+==25273== Parent PID: 24004
+==25273== 
+==25273== 
+==25273== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25273== Open file descriptor 12:
+==25273==    at 0x866F07D: pipe (pipe.c:29)
+==25273==    by 0x106E107D: ???
+==25273==    by 0xC4F54CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25273==    by 0x8CD6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25273==    by 0x8C6FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25273==    by 0x6C34D38: PetscInitialize (pinit.c:924)
+==25273==    by 0x6B0B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25273==    by 0x6B0B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25273==    by 0x132A16: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25273==    by 0x12DD0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25273==    by 0x130686: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25273==    by 0x130526: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25273==    by 0x130BBD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25273==    by 0x12C135: main (TestContinuumMechanicsNeumannBcsAssembler.cpp:19)
+==25273== 
+==25273== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25273==    at 0x8673A1C: __open_nocancel (open64_nocancel.c:39)
+==25273==    by 0x85F7BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25273==    by 0x7EC4822: ???
+==25273==    by 0x7EC496F: ???
+==25273==    by 0xC59A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25273==    by 0xC59A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25273==    by 0xC550922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25273==    by 0xC4F52DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25273==    by 0x8CD6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25273==    by 0x8C6FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25273==    by 0x6C34D38: PetscInitialize (pinit.c:924)
+==25273==    by 0x6B0B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25273==    by 0x6B0B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25273==    by 0x132A16: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25273==    by 0x12DD0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25273==    by 0x130686: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25273==    by 0x130526: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25273==    by 0x130BBD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25273==    by 0x12C135: main (TestContinuumMechanicsNeumannBcsAssembler.cpp:19)
+==25273== 
+==25273== Open file descriptor 116:
+==25273==    <inherited from parent>
+==25273== 
+==25273== Open file descriptor 113:
+==25273==    <inherited from parent>
+==25273== 
+==25273== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestContinuumMechanicsNeumannBcsAssembler_valgrind.txt
+==25273==    <inherited from parent>
+==25273== 
+==25273== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25273==    <inherited from parent>
+==25273== 
+==25273== 
+==25273== HEAP SUMMARY:
+==25273==     in use at exit: 618,274 bytes in 8,238 blocks
+==25273==   total heap usage: 48,482 allocs, 40,244 frees, 1,338,692,169 bytes allocated
+==25273== 
+==25273== LEAK SUMMARY:
+==25273==    definitely lost: 0 bytes in 0 blocks
+==25273==    indirectly lost: 0 bytes in 0 blocks
+==25273==      possibly lost: 0 bytes in 0 blocks
+==25273==    still reachable: 24 bytes in 2 blocks
+==25273==         suppressed: 618,250 bytes in 8,236 blocks
+==25273== Reachable blocks (those to which a pointer was found) are not shown.
+==25273== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25273== 
+==25273== For lists of detected and suppressed errors, rerun with: -s
+==25273== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestContractionModels_valgrind.txt b/log-files/2024-10-08_17-23-11/TestContractionModels_valgrind.txt
new file mode 100644
index 000000000..81f066302
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestContractionModels_valgrind.txt
@@ -0,0 +1,73 @@
+==43180== Memcheck, a memory error detector
+==43180== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43180== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43180== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestContractionModels -malloc_debug -malloc_dump -memory_info
+==43180== Parent PID: 24004
+==43180== 
+==43180== 
+==43180== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43180== Open file descriptor 12:
+==43180==    at 0x9DC207D: pipe (pipe.c:29)
+==43180==    by 0x1432F07D: ???
+==43180==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43180==    by 0x990E418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43180==    by 0x98A7D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43180==    by 0x857BD38: PetscInitialize (pinit.c:924)
+==43180==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43180==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43180==    by 0x12263F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==43180==    by 0x11CBED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43180==    by 0x11F788: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43180==    by 0x11F628: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43180==    by 0x11FCBF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43180==    by 0x11AE95: main (TestContractionModels.cpp:19)
+==43180== 
+==43180== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43180==    at 0x9DC6A1C: __open_nocancel (open64_nocancel.c:39)
+==43180==    by 0x9D4ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43180==    by 0x980B822: ???
+==43180==    by 0x980B96F: ???
+==43180==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43180==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43180==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43180==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43180==    by 0x990E418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43180==    by 0x98A7D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43180==    by 0x857BD38: PetscInitialize (pinit.c:924)
+==43180==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43180==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43180==    by 0x12263F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==43180==    by 0x11CBED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43180==    by 0x11F788: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43180==    by 0x11F628: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43180==    by 0x11FCBF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43180==    by 0x11AE95: main (TestContractionModels.cpp:19)
+==43180== 
+==43180== Open file descriptor 116:
+==43180==    <inherited from parent>
+==43180== 
+==43180== Open file descriptor 113:
+==43180==    <inherited from parent>
+==43180== 
+==43180== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestContractionModels_valgrind.txt
+==43180==    <inherited from parent>
+==43180== 
+==43180== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43180==    <inherited from parent>
+==43180== 
+==43180== 
+==43180== HEAP SUMMARY:
+==43180==     in use at exit: 618,265 bytes in 8,234 blocks
+==43180==   total heap usage: 4,643,675 allocs, 4,635,441 frees, 1,548,567,801 bytes allocated
+==43180== 
+==43180== LEAK SUMMARY:
+==43180==    definitely lost: 0 bytes in 0 blocks
+==43180==    indirectly lost: 0 bytes in 0 blocks
+==43180==      possibly lost: 0 bytes in 0 blocks
+==43180==    still reachable: 24 bytes in 2 blocks
+==43180==         suppressed: 618,241 bytes in 8,232 blocks
+==43180== Reachable blocks (those to which a pointer was found) are not shown.
+==43180== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43180== 
+==43180== For lists of detected and suppressed errors, rerun with: -s
+==43180== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestConvergenceTester_valgrind.txt b/log-files/2024-10-08_17-23-11/TestConvergenceTester_valgrind.txt
new file mode 100644
index 000000000..77d4b0705
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestConvergenceTester_valgrind.txt
@@ -0,0 +1,73 @@
+==41311== Memcheck, a memory error detector
+==41311== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41311== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41311== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestConvergenceTester -malloc_debug -malloc_dump -memory_info
+==41311== Parent PID: 24004
+==41311== 
+==41311== 
+==41311== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41311== Open file descriptor 12:
+==41311==    at 0xAC5207D: pipe (pipe.c:29)
+==41311==    by 0x1432F07D: ???
+==41311==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41311==    by 0xC34D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41311==    by 0xC2E6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41311==    by 0xAFDDD38: PetscInitialize (pinit.c:924)
+==41311==    by 0xA4521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41311==    by 0xA452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41311==    by 0x121D76: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41311==    by 0x11CDF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41311==    by 0x11F8CA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41311==    by 0x11F7C5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41311==    by 0x11FDD9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41311==    by 0x11B5F5: main (TestConvergenceTester.cpp:18)
+==41311== 
+==41311== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41311==    at 0xAC56A1C: __open_nocancel (open64_nocancel.c:39)
+==41311==    by 0xABDABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41311==    by 0xA48D822: ???
+==41311==    by 0xA48D96F: ???
+==41311==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41311==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41311==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41311==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41311==    by 0xC34D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41311==    by 0xC2E6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41311==    by 0xAFDDD38: PetscInitialize (pinit.c:924)
+==41311==    by 0xA4521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41311==    by 0xA452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41311==    by 0x121D76: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41311==    by 0x11CDF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41311==    by 0x11F8CA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41311==    by 0x11F7C5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41311==    by 0x11FDD9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41311==    by 0x11B5F5: main (TestConvergenceTester.cpp:18)
+==41311== 
+==41311== Open file descriptor 116:
+==41311==    <inherited from parent>
+==41311== 
+==41311== Open file descriptor 113:
+==41311==    <inherited from parent>
+==41311== 
+==41311== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestConvergenceTester_valgrind.txt
+==41311==    <inherited from parent>
+==41311== 
+==41311== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41311==    <inherited from parent>
+==41311== 
+==41311== 
+==41311== HEAP SUMMARY:
+==41311==     in use at exit: 618,818 bytes in 8,248 blocks
+==41311==   total heap usage: 1,810,242 allocs, 1,801,994 frees, 1,914,182,766 bytes allocated
+==41311== 
+==41311== LEAK SUMMARY:
+==41311==    definitely lost: 0 bytes in 0 blocks
+==41311==    indirectly lost: 0 bytes in 0 blocks
+==41311==      possibly lost: 0 bytes in 0 blocks
+==41311==    still reachable: 24 bytes in 2 blocks
+==41311==         suppressed: 618,794 bytes in 8,246 blocks
+==41311== Reachable blocks (those to which a pointer was found) are not shown.
+==41311== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41311== 
+==41311== For lists of detected and suppressed errors, rerun with: -s
+==41311== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 121 from 38)
diff --git a/log-files/2024-10-08_17-23-11/TestCoupledCableTestProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCoupledCableTestProblem_valgrind.txt
new file mode 100644
index 000000000..a93d0bbb5
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCoupledCableTestProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==25050== Memcheck, a memory error detector
+==25050== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25050== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25050== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestCoupledCableTestProblem -malloc_debug -malloc_dump -memory_info
+==25050== Parent PID: 24004
+==25050== 
+==25050== 
+==25050== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25050== Open file descriptor 12:
+==25050==    at 0x84EF07D: pipe (pipe.c:29)
+==25050==    by 0x104DE07D: ???
+==25050==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25050==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25050==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25050==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25050==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25050==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25050==    by 0x13CC22: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25050==    by 0x137D33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25050==    by 0x13A8DA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25050==    by 0x13A7D5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25050==    by 0x13ADE9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25050==    by 0x136535: main (TestCoupledCableTestProblem.cpp:18)
+==25050== 
+==25050== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25050==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25050==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25050==    by 0x7D44822: ???
+==25050==    by 0x7D4496F: ???
+==25050==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25050==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25050==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25050==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25050==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25050==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25050==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25050==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25050==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25050==    by 0x13CC22: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25050==    by 0x137D33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25050==    by 0x13A8DA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25050==    by 0x13A7D5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25050==    by 0x13ADE9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25050==    by 0x136535: main (TestCoupledCableTestProblem.cpp:18)
+==25050== 
+==25050== Open file descriptor 116:
+==25050==    <inherited from parent>
+==25050== 
+==25050== Open file descriptor 113:
+==25050==    <inherited from parent>
+==25050== 
+==25050== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCoupledCableTestProblem_valgrind.txt
+==25050==    <inherited from parent>
+==25050== 
+==25050== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25050==    <inherited from parent>
+==25050== 
+==25050== 
+==25050== HEAP SUMMARY:
+==25050==     in use at exit: 618,258 bytes in 8,238 blocks
+==25050==   total heap usage: 501,736 allocs, 493,498 frees, 1,359,093,629 bytes allocated
+==25050== 
+==25050== LEAK SUMMARY:
+==25050==    definitely lost: 0 bytes in 0 blocks
+==25050==    indirectly lost: 0 bytes in 0 blocks
+==25050==      possibly lost: 0 bytes in 0 blocks
+==25050==    still reachable: 24 bytes in 2 blocks
+==25050==         suppressed: 618,234 bytes in 8,236 blocks
+==25050== Reachable blocks (those to which a pointer was found) are not shown.
+==25050== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25050== 
+==25050== For lists of detected and suppressed errors, rerun with: -s
+==25050== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellBasedSimulationModifierTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellBasedSimulationModifierTutorial_valgrind.txt
new file mode 100644
index 000000000..5d48698a0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellBasedSimulationModifierTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==39685== Memcheck, a memory error detector
+==39685== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==39685== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==39685== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCreatingAndUsingANewCellBasedSimulationModifierTutorial -malloc_debug -malloc_dump -memory_info
+==39685== Parent PID: 24004
+==39685== 
+==39685== 
+==39685== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==39685== Open file descriptor 12:
+==39685==    at 0x10CFA07D: pipe (pipe.c:29)
+==39685==    by 0x196B407D: ???
+==39685==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39685==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39685==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39685==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39685==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39685==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39685==    by 0x13161D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39685==    by 0x12C98F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39685==    by 0x12EEE0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39685==    by 0x12EDDB: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39685==    by 0x12F3EF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39685==    by 0x12B185: main (TestCreatingAndUsingANewCellBasedSimulationModifierTutorial.cpp:18)
+==39685== 
+==39685== Open file descriptor 8: /dev/shm/open_mpi.0000
+==39685==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==39685==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==39685==    by 0xF13F822: ???
+==39685==    by 0xF13F96F: ???
+==39685==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39685==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39685==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39685==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39685==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39685==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39685==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39685==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39685==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39685==    by 0x13161D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39685==    by 0x12C98F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39685==    by 0x12EEE0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39685==    by 0x12EDDB: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39685==    by 0x12F3EF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39685==    by 0x12B185: main (TestCreatingAndUsingANewCellBasedSimulationModifierTutorial.cpp:18)
+==39685== 
+==39685== Open file descriptor 116:
+==39685==    <inherited from parent>
+==39685== 
+==39685== Open file descriptor 113:
+==39685==    <inherited from parent>
+==39685== 
+==39685== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCreatingAndUsingANewCellBasedSimulationModifierTutorial_valgrind.txt
+==39685==    <inherited from parent>
+==39685== 
+==39685== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==39685==    <inherited from parent>
+==39685== 
+==39685== 
+==39685== HEAP SUMMARY:
+==39685==     in use at exit: 618,354 bytes in 8,239 blocks
+==39685==   total heap usage: 579,747 allocs, 571,508 frees, 1,651,697,252 bytes allocated
+==39685== 
+==39685== LEAK SUMMARY:
+==39685==    definitely lost: 0 bytes in 0 blocks
+==39685==    indirectly lost: 0 bytes in 0 blocks
+==39685==      possibly lost: 0 bytes in 0 blocks
+==39685==    still reachable: 56 bytes in 3 blocks
+==39685==         suppressed: 618,298 bytes in 8,236 blocks
+==39685== Reachable blocks (those to which a pointer was found) are not shown.
+==39685== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==39685== 
+==39685== For lists of detected and suppressed errors, rerun with: -s
+==39685== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellCycleModelTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellCycleModelTutorial_valgrind.txt
new file mode 100644
index 000000000..818131120
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellCycleModelTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==39696== Memcheck, a memory error detector
+==39696== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==39696== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==39696== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCreatingAndUsingANewCellCycleModelTutorial -malloc_debug -malloc_dump -memory_info
+==39696== Parent PID: 24004
+==39696== 
+==39696== 
+==39696== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==39696== Open file descriptor 12:
+==39696==    at 0x10DE107D: pipe (pipe.c:29)
+==39696==    by 0x196B407D: ???
+==39696==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39696==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39696==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39696==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39696==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39696==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39696==    by 0x2258F7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39696==    by 0x21F2AB: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39696==    by 0x222B60: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39696==    by 0x222A01: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39696==    by 0x223097: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39696==    by 0x21BBD5: main (TestCreatingAndUsingANewCellCycleModelTutorial.cpp:19)
+==39696== 
+==39696== Open file descriptor 8: /dev/shm/open_mpi.0000
+==39696==    at 0x10DE5A1C: __open_nocancel (open64_nocancel.c:39)
+==39696==    by 0x10D69BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==39696==    by 0xF13F822: ???
+==39696==    by 0xF13F96F: ???
+==39696==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39696==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39696==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39696==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39696==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39696==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39696==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39696==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39696==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39696==    by 0x2258F7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39696==    by 0x21F2AB: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39696==    by 0x222B60: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39696==    by 0x222A01: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39696==    by 0x223097: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39696==    by 0x21BBD5: main (TestCreatingAndUsingANewCellCycleModelTutorial.cpp:19)
+==39696== 
+==39696== Open file descriptor 116:
+==39696==    <inherited from parent>
+==39696== 
+==39696== Open file descriptor 113:
+==39696==    <inherited from parent>
+==39696== 
+==39696== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCreatingAndUsingANewCellCycleModelTutorial_valgrind.txt
+==39696==    <inherited from parent>
+==39696== 
+==39696== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==39696==    <inherited from parent>
+==39696== 
+==39696== 
+==39696== HEAP SUMMARY:
+==39696==     in use at exit: 618,281 bytes in 8,235 blocks
+==39696==   total heap usage: 8,976,910 allocs, 8,968,675 frees, 2,183,736,160 bytes allocated
+==39696== 
+==39696== LEAK SUMMARY:
+==39696==    definitely lost: 0 bytes in 0 blocks
+==39696==    indirectly lost: 0 bytes in 0 blocks
+==39696==      possibly lost: 0 bytes in 0 blocks
+==39696==    still reachable: 56 bytes in 3 blocks
+==39696==         suppressed: 618,225 bytes in 8,232 blocks
+==39696== Reachable blocks (those to which a pointer was found) are not shown.
+==39696== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==39696== 
+==39696== For lists of detected and suppressed errors, rerun with: -s
+==39696== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellKillerTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellKillerTutorial_valgrind.txt
new file mode 100644
index 000000000..5fd2689e3
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellKillerTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==39770== Memcheck, a memory error detector
+==39770== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==39770== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==39770== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCreatingAndUsingANewCellKillerTutorial -malloc_debug -malloc_dump -memory_info
+==39770== Parent PID: 24004
+==39770== 
+==39770== 
+==39770== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==39770== Open file descriptor 12:
+==39770==    at 0x10DE107D: pipe (pipe.c:29)
+==39770==    by 0x196B407D: ???
+==39770==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39770==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39770==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39770==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39770==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39770==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39770==    by 0x141179: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39770==    by 0x13BF3F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39770==    by 0x13E6FA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39770==    by 0x13E5F5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39770==    by 0x13EC09: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39770==    by 0x13A735: main (TestCreatingAndUsingANewCellKillerTutorial.cpp:18)
+==39770== 
+==39770== Open file descriptor 8: /dev/shm/open_mpi.0000
+==39770==    at 0x10DE5A1C: __open_nocancel (open64_nocancel.c:39)
+==39770==    by 0x10D69BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==39770==    by 0xF13F822: ???
+==39770==    by 0xF13F96F: ???
+==39770==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39770==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39770==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39770==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39770==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39770==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39770==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39770==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39770==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39770==    by 0x141179: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39770==    by 0x13BF3F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39770==    by 0x13E6FA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39770==    by 0x13E5F5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39770==    by 0x13EC09: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39770==    by 0x13A735: main (TestCreatingAndUsingANewCellKillerTutorial.cpp:18)
+==39770== 
+==39770== Open file descriptor 116:
+==39770==    <inherited from parent>
+==39770== 
+==39770== Open file descriptor 113:
+==39770==    <inherited from parent>
+==39770== 
+==39770== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCreatingAndUsingANewCellKillerTutorial_valgrind.txt
+==39770==    <inherited from parent>
+==39770== 
+==39770== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==39770==    <inherited from parent>
+==39770== 
+==39770== 
+==39770== HEAP SUMMARY:
+==39770==     in use at exit: 618,281 bytes in 8,235 blocks
+==39770==   total heap usage: 2,717,563 allocs, 2,709,328 frees, 1,507,789,142 bytes allocated
+==39770== 
+==39770== LEAK SUMMARY:
+==39770==    definitely lost: 0 bytes in 0 blocks
+==39770==    indirectly lost: 0 bytes in 0 blocks
+==39770==      possibly lost: 0 bytes in 0 blocks
+==39770==    still reachable: 56 bytes in 3 blocks
+==39770==         suppressed: 618,225 bytes in 8,232 blocks
+==39770== Reachable blocks (those to which a pointer was found) are not shown.
+==39770== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==39770== 
+==39770== For lists of detected and suppressed errors, rerun with: -s
+==39770== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellMutationStateTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellMutationStateTutorial_valgrind.txt
new file mode 100644
index 000000000..bf6b715eb
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellMutationStateTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==39771== Memcheck, a memory error detector
+==39771== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==39771== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==39771== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCreatingAndUsingANewCellMutationStateTutorial -malloc_debug -malloc_dump -memory_info
+==39771== Parent PID: 24004
+==39771== 
+==39771== 
+==39771== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==39771== Open file descriptor 12:
+==39771==    at 0x10CFA07D: pipe (pipe.c:29)
+==39771==    by 0x196B407D: ???
+==39771==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39771==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39771==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39771==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39771==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39771==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39771==    by 0x149987: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39771==    by 0x1442D9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39771==    by 0x146FD2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39771==    by 0x146E72: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39771==    by 0x147509: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39771==    by 0x1426F5: main (TestCreatingAndUsingANewCellMutationStateTutorial.cpp:19)
+==39771== 
+==39771== Open file descriptor 8: /dev/shm/open_mpi.0000
+==39771==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==39771==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==39771==    by 0xF13F822: ???
+==39771==    by 0xF13F96F: ???
+==39771==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39771==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39771==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39771==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39771==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39771==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39771==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39771==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39771==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39771==    by 0x149987: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39771==    by 0x1442D9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39771==    by 0x146FD2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39771==    by 0x146E72: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39771==    by 0x147509: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39771==    by 0x1426F5: main (TestCreatingAndUsingANewCellMutationStateTutorial.cpp:19)
+==39771== 
+==39771== Open file descriptor 116:
+==39771==    <inherited from parent>
+==39771== 
+==39771== Open file descriptor 113:
+==39771==    <inherited from parent>
+==39771== 
+==39771== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCreatingAndUsingANewCellMutationStateTutorial_valgrind.txt
+==39771==    <inherited from parent>
+==39771== 
+==39771== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==39771==    <inherited from parent>
+==39771== 
+==39771== 
+==39771== HEAP SUMMARY:
+==39771==     in use at exit: 618,281 bytes in 8,235 blocks
+==39771==   total heap usage: 4,262,895 allocs, 4,254,660 frees, 1,898,476,777 bytes allocated
+==39771== 
+==39771== LEAK SUMMARY:
+==39771==    definitely lost: 0 bytes in 0 blocks
+==39771==    indirectly lost: 0 bytes in 0 blocks
+==39771==      possibly lost: 0 bytes in 0 blocks
+==39771==    still reachable: 56 bytes in 3 blocks
+==39771==         suppressed: 618,225 bytes in 8,232 blocks
+==39771== Reachable blocks (those to which a pointer was found) are not shown.
+==39771== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==39771== 
+==39771== For lists of detected and suppressed errors, rerun with: -s
+==39771== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellPopulationBoundaryConditionTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellPopulationBoundaryConditionTutorial_valgrind.txt
new file mode 100644
index 000000000..1f4b79846
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellPopulationBoundaryConditionTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==39902== Memcheck, a memory error detector
+==39902== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==39902== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==39902== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCreatingAndUsingANewCellPopulationBoundaryConditionTutorial -malloc_debug -malloc_dump -memory_info
+==39902== Parent PID: 24004
+==39902== 
+==39902== 
+==39902== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==39902== Open file descriptor 12:
+==39902==    at 0x10CFA07D: pipe (pipe.c:29)
+==39902==    by 0x196B407D: ???
+==39902==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39902==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39902==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39902==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39902==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39902==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39902==    by 0x144105: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39902==    by 0x13EF9F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39902==    by 0x141686: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39902==    by 0x141582: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39902==    by 0x141B95: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39902==    by 0x13D795: main (TestCreatingAndUsingANewCellPopulationBoundaryConditionTutorial.cpp:18)
+==39902== 
+==39902== Open file descriptor 8: /dev/shm/open_mpi.0000
+==39902==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==39902==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==39902==    by 0xF13F822: ???
+==39902==    by 0xF13F96F: ???
+==39902==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39902==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39902==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39902==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39902==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39902==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39902==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39902==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39902==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39902==    by 0x144105: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39902==    by 0x13EF9F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39902==    by 0x141686: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39902==    by 0x141582: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39902==    by 0x141B95: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39902==    by 0x13D795: main (TestCreatingAndUsingANewCellPopulationBoundaryConditionTutorial.cpp:18)
+==39902== 
+==39902== Open file descriptor 116:
+==39902==    <inherited from parent>
+==39902== 
+==39902== Open file descriptor 113:
+==39902==    <inherited from parent>
+==39902== 
+==39902== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCreatingAndUsingANewCellPopulationBoundaryConditionTutorial_valgrind.txt
+==39902==    <inherited from parent>
+==39902== 
+==39902== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==39902==    <inherited from parent>
+==39902== 
+==39902== 
+==39902== HEAP SUMMARY:
+==39902==     in use at exit: 618,354 bytes in 8,239 blocks
+==39902==   total heap usage: 426,444 allocs, 418,205 frees, 1,393,460,862 bytes allocated
+==39902== 
+==39902== LEAK SUMMARY:
+==39902==    definitely lost: 0 bytes in 0 blocks
+==39902==    indirectly lost: 0 bytes in 0 blocks
+==39902==      possibly lost: 0 bytes in 0 blocks
+==39902==    still reachable: 56 bytes in 3 blocks
+==39902==         suppressed: 618,298 bytes in 8,236 blocks
+==39902== Reachable blocks (those to which a pointer was found) are not shown.
+==39902== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==39902== 
+==39902== For lists of detected and suppressed errors, rerun with: -s
+==39902== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellPropertyTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellPropertyTutorial_valgrind.txt
new file mode 100644
index 000000000..c9dda6fe1
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewCellPropertyTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==39927== Memcheck, a memory error detector
+==39927== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==39927== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==39927== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCreatingAndUsingANewCellPropertyTutorial -malloc_debug -malloc_dump -memory_info
+==39927== Parent PID: 24004
+==39927== 
+==39927== 
+==39927== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==39927== Open file descriptor 12:
+==39927==    at 0x10CFA07D: pipe (pipe.c:29)
+==39927==    by 0x196B407D: ???
+==39927==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39927==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39927==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39927==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39927==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39927==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39927==    by 0x1502FF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39927==    by 0x14A5F9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39927==    by 0x14D664: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39927==    by 0x14D504: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39927==    by 0x14DB9B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39927==    by 0x148A15: main (TestCreatingAndUsingANewCellPropertyTutorial.cpp:19)
+==39927== 
+==39927== Open file descriptor 8: /dev/shm/open_mpi.0000
+==39927==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==39927==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==39927==    by 0xF13F822: ???
+==39927==    by 0xF13F96F: ???
+==39927==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39927==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39927==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39927==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39927==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39927==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39927==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39927==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39927==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39927==    by 0x1502FF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39927==    by 0x14A5F9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39927==    by 0x14D664: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39927==    by 0x14D504: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39927==    by 0x14DB9B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39927==    by 0x148A15: main (TestCreatingAndUsingANewCellPropertyTutorial.cpp:19)
+==39927== 
+==39927== Open file descriptor 116:
+==39927==    <inherited from parent>
+==39927== 
+==39927== Open file descriptor 113:
+==39927==    <inherited from parent>
+==39927== 
+==39927== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCreatingAndUsingANewCellPropertyTutorial_valgrind.txt
+==39927==    <inherited from parent>
+==39927== 
+==39927== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==39927==    <inherited from parent>
+==39927== 
+==39927== 
+==39927== HEAP SUMMARY:
+==39927==     in use at exit: 618,281 bytes in 8,235 blocks
+==39927==   total heap usage: 2,617,266 allocs, 2,609,031 frees, 1,556,746,074 bytes allocated
+==39927== 
+==39927== LEAK SUMMARY:
+==39927==    definitely lost: 0 bytes in 0 blocks
+==39927==    indirectly lost: 0 bytes in 0 blocks
+==39927==      possibly lost: 0 bytes in 0 blocks
+==39927==    still reachable: 56 bytes in 3 blocks
+==39927==         suppressed: 618,225 bytes in 8,232 blocks
+==39927== Reachable blocks (those to which a pointer was found) are not shown.
+==39927== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==39927== 
+==39927== For lists of detected and suppressed errors, rerun with: -s
+==39927== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewForceTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewForceTutorial_valgrind.txt
new file mode 100644
index 000000000..6a2661f47
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewForceTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==39934== Memcheck, a memory error detector
+==39934== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==39934== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==39934== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCreatingAndUsingANewForceTutorial -malloc_debug -malloc_dump -memory_info
+==39934== Parent PID: 24004
+==39934== 
+==39934== 
+==39934== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==39934== Open file descriptor 12:
+==39934==    at 0x10DE107D: pipe (pipe.c:29)
+==39934==    by 0x196B407D: ???
+==39934==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39934==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39934==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39934==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39934==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39934==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39934==    by 0x14368F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39934==    by 0x13E09F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39934==    by 0x140942: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39934==    by 0x14083D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39934==    by 0x140E51: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39934==    by 0x13C895: main (TestCreatingAndUsingANewForceTutorial.cpp:18)
+==39934== 
+==39934== Open file descriptor 8: /dev/shm/open_mpi.0000
+==39934==    at 0x10DE5A1C: __open_nocancel (open64_nocancel.c:39)
+==39934==    by 0x10D69BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==39934==    by 0xF13F822: ???
+==39934==    by 0xF13F96F: ???
+==39934==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39934==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39934==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39934==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39934==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39934==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39934==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39934==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39934==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39934==    by 0x14368F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39934==    by 0x13E09F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39934==    by 0x140942: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39934==    by 0x14083D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39934==    by 0x140E51: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39934==    by 0x13C895: main (TestCreatingAndUsingANewForceTutorial.cpp:18)
+==39934== 
+==39934== Open file descriptor 116:
+==39934==    <inherited from parent>
+==39934== 
+==39934== Open file descriptor 113:
+==39934==    <inherited from parent>
+==39934== 
+==39934== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCreatingAndUsingANewForceTutorial_valgrind.txt
+==39934==    <inherited from parent>
+==39934== 
+==39934== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==39934==    <inherited from parent>
+==39934== 
+==39934== 
+==39934== HEAP SUMMARY:
+==39934==     in use at exit: 618,354 bytes in 8,239 blocks
+==39934==   total heap usage: 681,546 allocs, 673,307 frees, 1,549,479,318 bytes allocated
+==39934== 
+==39934== LEAK SUMMARY:
+==39934==    definitely lost: 0 bytes in 0 blocks
+==39934==    indirectly lost: 0 bytes in 0 blocks
+==39934==      possibly lost: 0 bytes in 0 blocks
+==39934==    still reachable: 56 bytes in 3 blocks
+==39934==         suppressed: 618,298 bytes in 8,236 blocks
+==39934== Reachable blocks (those to which a pointer was found) are not shown.
+==39934== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==39934== 
+==39934== For lists of detected and suppressed errors, rerun with: -s
+==39934== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewSrnModelTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewSrnModelTutorial_valgrind.txt
new file mode 100644
index 000000000..9185ca68f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingANewSrnModelTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==39963== Memcheck, a memory error detector
+==39963== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==39963== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==39963== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCreatingAndUsingANewSrnModelTutorial -malloc_debug -malloc_dump -memory_info
+==39963== Parent PID: 24004
+==39963== 
+==39963== 
+==39963== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==39963== Open file descriptor 12:
+==39963==    at 0x1102307D: pipe (pipe.c:29)
+==39963==    by 0x196B507D: ???
+==39963==    by 0x14C6C4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39963==    by 0x10844418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39963==    by 0x107DDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39963==    by 0xF4D4D38: PetscInitialize (pinit.c:924)
+==39963==    by 0xF3461D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39963==    by 0xF346227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39963==    by 0x261089: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39963==    by 0x25978B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39963==    by 0x25E30E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39963==    by 0x25E1AF: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39963==    by 0x25E845: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39963==    by 0x255DF5: main (TestCreatingAndUsingANewSrnModelTutorial.cpp:19)
+==39963== 
+==39963== Open file descriptor 8: /dev/shm/open_mpi.0000
+==39963==    at 0x11027A1C: __open_nocancel (open64_nocancel.c:39)
+==39963==    by 0x10FABBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==39963==    by 0xF381822: ???
+==39963==    by 0xF38196F: ???
+==39963==    by 0x14D116DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39963==    by 0x14D11938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39963==    by 0x14CC7922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39963==    by 0x14C6C2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39963==    by 0x10844418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39963==    by 0x107DDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39963==    by 0xF4D4D38: PetscInitialize (pinit.c:924)
+==39963==    by 0xF3461D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39963==    by 0xF346227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39963==    by 0x261089: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39963==    by 0x25978B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39963==    by 0x25E30E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39963==    by 0x25E1AF: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39963==    by 0x25E845: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39963==    by 0x255DF5: main (TestCreatingAndUsingANewSrnModelTutorial.cpp:19)
+==39963== 
+==39963== Open file descriptor 116:
+==39963==    <inherited from parent>
+==39963== 
+==39963== Open file descriptor 113:
+==39963==    <inherited from parent>
+==39963== 
+==39963== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCreatingAndUsingANewSrnModelTutorial_valgrind.txt
+==39963==    <inherited from parent>
+==39963== 
+==39963== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==39963==    <inherited from parent>
+==39963== 
+==39963== 
+==39963== HEAP SUMMARY:
+==39963==     in use at exit: 618,281 bytes in 8,235 blocks
+==39963==   total heap usage: 3,817,499 allocs, 3,809,264 frees, 1,509,499,393 bytes allocated
+==39963== 
+==39963== LEAK SUMMARY:
+==39963==    definitely lost: 0 bytes in 0 blocks
+==39963==    indirectly lost: 0 bytes in 0 blocks
+==39963==      possibly lost: 0 bytes in 0 blocks
+==39963==    still reachable: 56 bytes in 3 blocks
+==39963==         suppressed: 618,225 bytes in 8,232 blocks
+==39963== Reachable blocks (those to which a pointer was found) are not shown.
+==39963== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==39963== 
+==39963== For lists of detected and suppressed errors, rerun with: -s
+==39963== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCreatingAndUsingNewCellBasedWritersTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingNewCellBasedWritersTutorial_valgrind.txt
new file mode 100644
index 000000000..570928dad
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCreatingAndUsingNewCellBasedWritersTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==39979== Memcheck, a memory error detector
+==39979== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==39979== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==39979== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestCreatingAndUsingNewCellBasedWritersTutorial -malloc_debug -malloc_dump -memory_info
+==39979== Parent PID: 24004
+==39979== 
+==39979== 
+==39979== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==39979== Open file descriptor 12:
+==39979==    at 0xF84307D: pipe (pipe.c:29)
+==39979==    by 0x196B407D: ???
+==39979==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39979==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39979==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39979==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==39979==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39979==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39979==    by 0x1B8DC8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==39979==    by 0x1B2CFF: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39979==    by 0x1B669A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39979==    by 0x1B6596: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39979==    by 0x1B6BA9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39979==    by 0x1B14F5: main (TestCreatingAndUsingNewCellBasedWritersTutorial.cpp:18)
+==39979== 
+==39979== Open file descriptor 8: /dev/shm/open_mpi.0000
+==39979==    at 0xF847A1C: __open_nocancel (open64_nocancel.c:39)
+==39979==    by 0xF7CBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==39979==    by 0xF13F822: ???
+==39979==    by 0xF13F96F: ???
+==39979==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39979==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39979==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39979==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39979==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39979==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39979==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==39979==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39979==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39979==    by 0x1B8DC8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==39979==    by 0x1B2CFF: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39979==    by 0x1B669A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39979==    by 0x1B6596: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39979==    by 0x1B6BA9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39979==    by 0x1B14F5: main (TestCreatingAndUsingNewCellBasedWritersTutorial.cpp:18)
+==39979== 
+==39979== Open file descriptor 116:
+==39979==    <inherited from parent>
+==39979== 
+==39979== Open file descriptor 113:
+==39979==    <inherited from parent>
+==39979== 
+==39979== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCreatingAndUsingNewCellBasedWritersTutorial_valgrind.txt
+==39979==    <inherited from parent>
+==39979== 
+==39979== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==39979==    <inherited from parent>
+==39979== 
+==39979== 
+==39979== HEAP SUMMARY:
+==39979==     in use at exit: 618,281 bytes in 8,235 blocks
+==39979==   total heap usage: 2,449,557 allocs, 2,441,322 frees, 1,578,042,774 bytes allocated
+==39979== 
+==39979== LEAK SUMMARY:
+==39979==    definitely lost: 0 bytes in 0 blocks
+==39979==    indirectly lost: 0 bytes in 0 blocks
+==39979==      possibly lost: 0 bytes in 0 blocks
+==39979==    still reachable: 56 bytes in 3 blocks
+==39979==         suppressed: 618,225 bytes in 8,232 blocks
+==39979== Reachable blocks (those to which a pointer was found) are not shown.
+==39979== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==39979== 
+==39979== For lists of detected and suppressed errors, rerun with: -s
+==39979== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCryptCellsGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCryptCellsGenerator_valgrind.txt
new file mode 100644
index 000000000..9ab3d9e2a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCryptCellsGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==40255== Memcheck, a memory error detector
+==40255== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40255== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40255== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestCryptCellsGenerator -malloc_debug -malloc_dump -memory_info
+==40255== Parent PID: 24004
+==40255== 
+==40255== 
+==40255== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40255== Open file descriptor 12:
+==40255==    at 0x1257807D: pipe (pipe.c:29)
+==40255==    by 0x1B37607D: ???
+==40255==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40255==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40255==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40255==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40255==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40255==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40255==    by 0x1222A9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40255==    by 0x11D653: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40255==    by 0x11FD06: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40255==    by 0x11FC01: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40255==    by 0x120215: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40255==    by 0x11BE55: main (TestCryptCellsGenerator.cpp:18)
+==40255== 
+==40255== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40255==    at 0x1257CA1C: __open_nocancel (open64_nocancel.c:39)
+==40255==    by 0x12500BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40255==    by 0x11D7D822: ???
+==40255==    by 0x11D7D96F: ???
+==40255==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40255==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40255==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40255==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40255==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40255==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40255==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40255==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40255==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40255==    by 0x1222A9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40255==    by 0x11D653: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40255==    by 0x11FD06: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40255==    by 0x11FC01: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40255==    by 0x120215: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40255==    by 0x11BE55: main (TestCryptCellsGenerator.cpp:18)
+==40255== 
+==40255== Open file descriptor 116:
+==40255==    <inherited from parent>
+==40255== 
+==40255== Open file descriptor 113:
+==40255==    <inherited from parent>
+==40255== 
+==40255== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCryptCellsGenerator_valgrind.txt
+==40255==    <inherited from parent>
+==40255== 
+==40255== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40255==    <inherited from parent>
+==40255== 
+==40255== 
+==40255== HEAP SUMMARY:
+==40255==     in use at exit: 618,498 bytes in 8,240 blocks
+==40255==   total heap usage: 87,339 allocs, 79,099 frees, 1,342,272,415 bytes allocated
+==40255== 
+==40255== LEAK SUMMARY:
+==40255==    definitely lost: 0 bytes in 0 blocks
+==40255==    indirectly lost: 0 bytes in 0 blocks
+==40255==      possibly lost: 0 bytes in 0 blocks
+==40255==    still reachable: 184 bytes in 4 blocks
+==40255==         suppressed: 618,314 bytes in 8,236 blocks
+==40255== Reachable blocks (those to which a pointer was found) are not shown.
+==40255== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40255== 
+==40255== For lists of detected and suppressed errors, rerun with: -s
+==40255== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCryptDivisionRules_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCryptDivisionRules_valgrind.txt
new file mode 100644
index 000000000..df55e4165
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCryptDivisionRules_valgrind.txt
@@ -0,0 +1,73 @@
+==40460== Memcheck, a memory error detector
+==40460== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40460== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40460== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestCryptDivisionRules -malloc_debug -malloc_dump -memory_info
+==40460== Parent PID: 24004
+==40460== 
+==40460== 
+==40460== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40460== Open file descriptor 12:
+==40460==    at 0x125BA07D: pipe (pipe.c:29)
+==40460==    by 0x1B37607D: ???
+==40460==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40460==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40460==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40460==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40460==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40460==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40460==    by 0x15D2DD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40460==    by 0x15795D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40460==    by 0x15A6A2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40460==    by 0x15A542: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40460==    by 0x15ABD9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40460==    by 0x155D85: main (TestCryptDivisionRules.cpp:19)
+==40460== 
+==40460== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40460==    at 0x125BEA1C: __open_nocancel (open64_nocancel.c:39)
+==40460==    by 0x12542BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40460==    by 0x109FF822: ???
+==40460==    by 0x109FF96F: ???
+==40460==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40460==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40460==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40460==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40460==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40460==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40460==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40460==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40460==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40460==    by 0x15D2DD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40460==    by 0x15795D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40460==    by 0x15A6A2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40460==    by 0x15A542: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40460==    by 0x15ABD9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40460==    by 0x155D85: main (TestCryptDivisionRules.cpp:19)
+==40460== 
+==40460== Open file descriptor 116:
+==40460==    <inherited from parent>
+==40460== 
+==40460== Open file descriptor 113:
+==40460==    <inherited from parent>
+==40460== 
+==40460== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCryptDivisionRules_valgrind.txt
+==40460==    <inherited from parent>
+==40460== 
+==40460== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40460==    <inherited from parent>
+==40460== 
+==40460== 
+==40460== HEAP SUMMARY:
+==40460==     in use at exit: 618,386 bytes in 8,240 blocks
+==40460==   total heap usage: 56,685 allocs, 48,445 frees, 1,339,375,413 bytes allocated
+==40460== 
+==40460== LEAK SUMMARY:
+==40460==    definitely lost: 0 bytes in 0 blocks
+==40460==    indirectly lost: 0 bytes in 0 blocks
+==40460==      possibly lost: 0 bytes in 0 blocks
+==40460==    still reachable: 72 bytes in 4 blocks
+==40460==         suppressed: 618,314 bytes in 8,236 blocks
+==40460== Reachable blocks (those to which a pointer was found) are not shown.
+==40460== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40460== 
+==40460== For lists of detected and suppressed errors, rerun with: -s
+==40460== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCryptProjectionForce_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCryptProjectionForce_valgrind.txt
new file mode 100644
index 000000000..4ff7adc3c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCryptProjectionForce_valgrind.txt
@@ -0,0 +1,73 @@
+==40298== Memcheck, a memory error detector
+==40298== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40298== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40298== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestCryptProjectionForce -malloc_debug -malloc_dump -memory_info
+==40298== Parent PID: 24004
+==40298== 
+==40298== 
+==40298== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40298== Open file descriptor 12:
+==40298==    at 0x111EC07D: pipe (pipe.c:29)
+==40298==    by 0x1B37507D: ???
+==40298==    by 0x165854CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40298==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40298==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40298==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40298==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40298==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40298==    by 0x162A3C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40298==    by 0x15AE79: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40298==    by 0x15DF5A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40298==    by 0x15DDFA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40298==    by 0x15E491: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40298==    by 0x159295: main (TestCryptProjectionForce.cpp:19)
+==40298== 
+==40298== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40298==    at 0x111F0A1C: __open_nocancel (open64_nocancel.c:39)
+==40298==    by 0x11174BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40298==    by 0x109FF822: ???
+==40298==    by 0x109FF96F: ???
+==40298==    by 0x1662A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40298==    by 0x1662A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40298==    by 0x165E0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40298==    by 0x165852DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40298==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40298==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40298==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40298==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40298==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40298==    by 0x162A3C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40298==    by 0x15AE79: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40298==    by 0x15DF5A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40298==    by 0x15DDFA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40298==    by 0x15E491: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40298==    by 0x159295: main (TestCryptProjectionForce.cpp:19)
+==40298== 
+==40298== Open file descriptor 116:
+==40298==    <inherited from parent>
+==40298== 
+==40298== Open file descriptor 113:
+==40298==    <inherited from parent>
+==40298== 
+==40298== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCryptProjectionForce_valgrind.txt
+==40298==    <inherited from parent>
+==40298== 
+==40298== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40298==    <inherited from parent>
+==40298== 
+==40298== 
+==40298== HEAP SUMMARY:
+==40298==     in use at exit: 618,450 bytes in 8,240 blocks
+==40298==   total heap usage: 88,289 allocs, 80,049 frees, 1,341,616,658 bytes allocated
+==40298== 
+==40298== LEAK SUMMARY:
+==40298==    definitely lost: 0 bytes in 0 blocks
+==40298==    indirectly lost: 0 bytes in 0 blocks
+==40298==      possibly lost: 0 bytes in 0 blocks
+==40298==    still reachable: 136 bytes in 4 blocks
+==40298==         suppressed: 618,314 bytes in 8,236 blocks
+==40298== Reachable blocks (those to which a pointer was found) are not shown.
+==40298== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40298== 
+==40298== For lists of detected and suppressed errors, rerun with: -s
+==40298== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCryptProjectionStatistics_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCryptProjectionStatistics_valgrind.txt
new file mode 100644
index 000000000..3e3881c80
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCryptProjectionStatistics_valgrind.txt
@@ -0,0 +1,73 @@
+==40797== Memcheck, a memory error detector
+==40797== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40797== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40797== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestCryptProjectionStatistics -malloc_debug -malloc_dump -memory_info
+==40797== Parent PID: 24004
+==40797== 
+==40797== 
+==40797== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40797== Open file descriptor 12:
+==40797==    at 0x1265F07D: pipe (pipe.c:29)
+==40797==    by 0x1B37607D: ???
+==40797==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40797==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40797==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40797==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40797==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40797==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40797==    by 0x128443: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40797==    by 0x123753: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40797==    by 0x125C6C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40797==    by 0x125B67: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40797==    by 0x12617B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40797==    by 0x121F55: main (TestCryptProjectionStatistics.cpp:18)
+==40797== 
+==40797== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40797==    at 0x12663A1C: __open_nocancel (open64_nocancel.c:39)
+==40797==    by 0x125E7BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40797==    by 0x11D7D822: ???
+==40797==    by 0x11D7D96F: ???
+==40797==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40797==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40797==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40797==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40797==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40797==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40797==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40797==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40797==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40797==    by 0x128443: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40797==    by 0x123753: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40797==    by 0x125C6C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40797==    by 0x125B67: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40797==    by 0x12617B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40797==    by 0x121F55: main (TestCryptProjectionStatistics.cpp:18)
+==40797== 
+==40797== Open file descriptor 116:
+==40797==    <inherited from parent>
+==40797== 
+==40797== Open file descriptor 113:
+==40797==    <inherited from parent>
+==40797== 
+==40797== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCryptProjectionStatistics_valgrind.txt
+==40797==    <inherited from parent>
+==40797== 
+==40797== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40797==    <inherited from parent>
+==40797== 
+==40797== 
+==40797== HEAP SUMMARY:
+==40797==     in use at exit: 618,370 bytes in 8,239 blocks
+==40797==   total heap usage: 1,083,857 allocs, 1,075,618 frees, 1,401,239,529 bytes allocated
+==40797== 
+==40797== LEAK SUMMARY:
+==40797==    definitely lost: 0 bytes in 0 blocks
+==40797==    indirectly lost: 0 bytes in 0 blocks
+==40797==      possibly lost: 0 bytes in 0 blocks
+==40797==    still reachable: 56 bytes in 3 blocks
+==40797==         suppressed: 618,314 bytes in 8,236 blocks
+==40797== Reachable blocks (those to which a pointer was found) are not shown.
+==40797== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40797== 
+==40797== For lists of detected and suppressed errors, rerun with: -s
+==40797== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCryptSimulation1d_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCryptSimulation1d_valgrind.txt
new file mode 100644
index 000000000..2d4cdabc1
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCryptSimulation1d_valgrind.txt
@@ -0,0 +1,73 @@
+==40509== Memcheck, a memory error detector
+==40509== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40509== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40509== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestCryptSimulation1d -malloc_debug -malloc_dump -memory_info
+==40509== Parent PID: 24004
+==40509== 
+==40509== 
+==40509== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40509== Open file descriptor 12:
+==40509==    at 0x125BA07D: pipe (pipe.c:29)
+==40509==    by 0x1B37607D: ???
+==40509==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40509==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40509==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40509==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40509==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40509==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40509==    by 0x2254A3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40509==    by 0x21CB9F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40509==    by 0x22067C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40509==    by 0x220577: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40509==    by 0x220B8B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40509==    by 0x21B395: main (TestCryptSimulation1d.cpp:18)
+==40509== 
+==40509== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40509==    at 0x125BEA1C: __open_nocancel (open64_nocancel.c:39)
+==40509==    by 0x12542BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40509==    by 0x109FF822: ???
+==40509==    by 0x109FF96F: ???
+==40509==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40509==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40509==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40509==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40509==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40509==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40509==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40509==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40509==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40509==    by 0x2254A3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40509==    by 0x21CB9F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40509==    by 0x22067C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40509==    by 0x220577: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40509==    by 0x220B8B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40509==    by 0x21B395: main (TestCryptSimulation1d.cpp:18)
+==40509== 
+==40509== Open file descriptor 116:
+==40509==    <inherited from parent>
+==40509== 
+==40509== Open file descriptor 113:
+==40509==    <inherited from parent>
+==40509== 
+==40509== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCryptSimulation1d_valgrind.txt
+==40509==    <inherited from parent>
+==40509== 
+==40509== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40509==    <inherited from parent>
+==40509== 
+==40509== 
+==40509== HEAP SUMMARY:
+==40509==     in use at exit: 618,297 bytes in 8,235 blocks
+==40509==   total heap usage: 4,119,325 allocs, 4,111,090 frees, 1,972,573,464 bytes allocated
+==40509== 
+==40509== LEAK SUMMARY:
+==40509==    definitely lost: 0 bytes in 0 blocks
+==40509==    indirectly lost: 0 bytes in 0 blocks
+==40509==      possibly lost: 0 bytes in 0 blocks
+==40509==    still reachable: 56 bytes in 3 blocks
+==40509==         suppressed: 618,241 bytes in 8,232 blocks
+==40509== Reachable blocks (those to which a pointer was found) are not shown.
+==40509== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40509== 
+==40509== For lists of detected and suppressed errors, rerun with: -s
+==40509== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCryptSimulation2dWithMeshBasedCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCryptSimulation2dWithMeshBasedCellPopulation_valgrind.txt
new file mode 100644
index 000000000..36e71b84d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCryptSimulation2dWithMeshBasedCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==40549== Memcheck, a memory error detector
+==40549== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40549== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40549== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestCryptSimulation2dWithMeshBasedCellPopulation -malloc_debug -malloc_dump -memory_info
+==40549== Parent PID: 24004
+==40549== 
+==40549== 
+==40549== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40549== Open file descriptor 12:
+==40549==    at 0x111EC07D: pipe (pipe.c:29)
+==40549==    by 0x1B37507D: ???
+==40549==    by 0x165854CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40549==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40549==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40549==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40549==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40549==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40549==    by 0x23B368: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40549==    by 0x231839: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40549==    by 0x235F6A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40549==    by 0x235E0A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40549==    by 0x2364A1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40549==    by 0x22FC55: main (TestCryptSimulation2dWithMeshBasedCellPopulation.cpp:19)
+==40549== 
+==40549== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40549==    at 0x111F0A1C: __open_nocancel (open64_nocancel.c:39)
+==40549==    by 0x11174BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40549==    by 0x109FF822: ???
+==40549==    by 0x109FF96F: ???
+==40549==    by 0x1662A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40549==    by 0x1662A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40549==    by 0x165E0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40549==    by 0x165852DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40549==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40549==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40549==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40549==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40549==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40549==    by 0x23B368: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40549==    by 0x231839: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40549==    by 0x235F6A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40549==    by 0x235E0A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40549==    by 0x2364A1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40549==    by 0x22FC55: main (TestCryptSimulation2dWithMeshBasedCellPopulation.cpp:19)
+==40549== 
+==40549== Open file descriptor 116:
+==40549==    <inherited from parent>
+==40549== 
+==40549== Open file descriptor 113:
+==40549==    <inherited from parent>
+==40549== 
+==40549== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCryptSimulation2dWithMeshBasedCellPopulation_valgrind.txt
+==40549==    <inherited from parent>
+==40549== 
+==40549== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40549==    <inherited from parent>
+==40549== 
+==40549== 
+==40549== HEAP SUMMARY:
+==40549==     in use at exit: 618,297 bytes in 8,235 blocks
+==40549==   total heap usage: 6,320,394 allocs, 6,312,159 frees, 2,056,764,734 bytes allocated
+==40549== 
+==40549== LEAK SUMMARY:
+==40549==    definitely lost: 0 bytes in 0 blocks
+==40549==    indirectly lost: 0 bytes in 0 blocks
+==40549==      possibly lost: 0 bytes in 0 blocks
+==40549==    still reachable: 56 bytes in 3 blocks
+==40549==         suppressed: 618,241 bytes in 8,232 blocks
+==40549== Reachable blocks (those to which a pointer was found) are not shown.
+==40549== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40549== 
+==40549== For lists of detected and suppressed errors, rerun with: -s
+==40549== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCryptSimulation2dWithVertexBasedCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCryptSimulation2dWithVertexBasedCellPopulation_valgrind.txt
new file mode 100644
index 000000000..49e6a1db8
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCryptSimulation2dWithVertexBasedCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==40577== Memcheck, a memory error detector
+==40577== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40577== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40577== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestCryptSimulation2dWithVertexBasedCellPopulation -malloc_debug -malloc_dump -memory_info
+==40577== Parent PID: 24004
+==40577== 
+==40577== 
+==40577== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40577== Open file descriptor 12:
+==40577==    at 0x125BA07D: pipe (pipe.c:29)
+==40577==    by 0x1B37607D: ???
+==40577==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40577==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40577==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40577==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40577==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40577==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40577==    by 0x224461: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40577==    by 0x21BE79: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40577==    by 0x21FA80: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40577==    by 0x21F920: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40577==    by 0x21FFB7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40577==    by 0x21A295: main (TestCryptSimulation2dWithVertexBasedCellPopulation.cpp:19)
+==40577== 
+==40577== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40577==    at 0x125BEA1C: __open_nocancel (open64_nocancel.c:39)
+==40577==    by 0x12542BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40577==    by 0x109FF822: ???
+==40577==    by 0x109FF96F: ???
+==40577==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40577==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40577==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40577==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40577==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40577==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40577==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40577==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40577==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40577==    by 0x224461: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40577==    by 0x21BE79: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40577==    by 0x21FA80: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40577==    by 0x21F920: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40577==    by 0x21FFB7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40577==    by 0x21A295: main (TestCryptSimulation2dWithVertexBasedCellPopulation.cpp:19)
+==40577== 
+==40577== Open file descriptor 116:
+==40577==    <inherited from parent>
+==40577== 
+==40577== Open file descriptor 113:
+==40577==    <inherited from parent>
+==40577== 
+==40577== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCryptSimulation2dWithVertexBasedCellPopulation_valgrind.txt
+==40577==    <inherited from parent>
+==40577== 
+==40577== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40577==    <inherited from parent>
+==40577== 
+==40577== 
+==40577== HEAP SUMMARY:
+==40577==     in use at exit: 618,297 bytes in 8,235 blocks
+==40577==   total heap usage: 3,713,954 allocs, 3,705,719 frees, 1,620,332,676 bytes allocated
+==40577== 
+==40577== LEAK SUMMARY:
+==40577==    definitely lost: 0 bytes in 0 blocks
+==40577==    indirectly lost: 0 bytes in 0 blocks
+==40577==      possibly lost: 0 bytes in 0 blocks
+==40577==    still reachable: 56 bytes in 3 blocks
+==40577==         suppressed: 618,241 bytes in 8,232 blocks
+==40577== Reachable blocks (those to which a pointer was found) are not shown.
+==40577== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40577== 
+==40577== For lists of detected and suppressed errors, rerun with: -s
+==40577== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCryptSimulationBoundaryCondition_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCryptSimulationBoundaryCondition_valgrind.txt
new file mode 100644
index 000000000..ba40ea451
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCryptSimulationBoundaryCondition_valgrind.txt
@@ -0,0 +1,73 @@
+==40461== Memcheck, a memory error detector
+==40461== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40461== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40461== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestCryptSimulationBoundaryCondition -malloc_debug -malloc_dump -memory_info
+==40461== Parent PID: 24004
+==40461== 
+==40461== 
+==40461== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40461== Open file descriptor 12:
+==40461==    at 0x125BA07D: pipe (pipe.c:29)
+==40461==    by 0x1B37607D: ???
+==40461==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40461==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40461==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40461==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40461==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40461==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40461==    by 0x14364B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40461==    by 0x13C4E3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40461==    by 0x13F2A4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40461==    by 0x13F19F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40461==    by 0x13F7B3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40461==    by 0x13ACE5: main (TestCryptSimulationBoundaryCondition.cpp:18)
+==40461== 
+==40461== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40461==    at 0x125BEA1C: __open_nocancel (open64_nocancel.c:39)
+==40461==    by 0x12542BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40461==    by 0x109FF822: ???
+==40461==    by 0x109FF96F: ???
+==40461==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40461==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40461==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40461==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40461==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40461==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40461==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40461==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40461==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40461==    by 0x14364B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40461==    by 0x13C4E3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40461==    by 0x13F2A4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40461==    by 0x13F19F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40461==    by 0x13F7B3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40461==    by 0x13ACE5: main (TestCryptSimulationBoundaryCondition.cpp:18)
+==40461== 
+==40461== Open file descriptor 116:
+==40461==    <inherited from parent>
+==40461== 
+==40461== Open file descriptor 113:
+==40461==    <inherited from parent>
+==40461== 
+==40461== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCryptSimulationBoundaryCondition_valgrind.txt
+==40461==    <inherited from parent>
+==40461== 
+==40461== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40461==    <inherited from parent>
+==40461== 
+==40461== 
+==40461== HEAP SUMMARY:
+==40461==     in use at exit: 618,450 bytes in 8,240 blocks
+==40461==   total heap usage: 70,046 allocs, 61,806 frees, 1,343,020,684 bytes allocated
+==40461== 
+==40461== LEAK SUMMARY:
+==40461==    definitely lost: 0 bytes in 0 blocks
+==40461==    indirectly lost: 0 bytes in 0 blocks
+==40461==      possibly lost: 0 bytes in 0 blocks
+==40461==    still reachable: 136 bytes in 4 blocks
+==40461==         suppressed: 618,314 bytes in 8,236 blocks
+==40461== Reachable blocks (those to which a pointer was found) are not shown.
+==40461== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40461== 
+==40461== For lists of detected and suppressed errors, rerun with: -s
+==40461== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCryptStatistics_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCryptStatistics_valgrind.txt
new file mode 100644
index 000000000..e2f31929c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCryptStatistics_valgrind.txt
@@ -0,0 +1,73 @@
+==40823== Memcheck, a memory error detector
+==40823== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40823== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40823== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestCryptStatistics -malloc_debug -malloc_dump -memory_info
+==40823== Parent PID: 24004
+==40823== 
+==40823== 
+==40823== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40823== Open file descriptor 12:
+==40823==    at 0x1271407D: pipe (pipe.c:29)
+==40823==    by 0x1B37607D: ???
+==40823==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40823==    by 0x11F35418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40823==    by 0x11ECED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40823==    by 0x10BC5D38: PetscInitialize (pinit.c:924)
+==40823==    by 0x10A371D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40823==    by 0x10A37227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40823==    by 0x1BB797: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40823==    by 0x1B35DF: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40823==    by 0x1B6DC2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40823==    by 0x1B6CBD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40823==    by 0x1B72D1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40823==    by 0x1B1DD5: main (TestCryptStatistics.cpp:18)
+==40823== 
+==40823== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40823==    at 0x12718A1C: __open_nocancel (open64_nocancel.c:39)
+==40823==    by 0x1269CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40823==    by 0x10A72822: ???
+==40823==    by 0x10A7296F: ???
+==40823==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40823==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40823==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40823==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40823==    by 0x11F35418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40823==    by 0x11ECED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40823==    by 0x10BC5D38: PetscInitialize (pinit.c:924)
+==40823==    by 0x10A371D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40823==    by 0x10A37227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40823==    by 0x1BB797: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40823==    by 0x1B35DF: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40823==    by 0x1B6DC2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40823==    by 0x1B6CBD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40823==    by 0x1B72D1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40823==    by 0x1B1DD5: main (TestCryptStatistics.cpp:18)
+==40823== 
+==40823== Open file descriptor 116:
+==40823==    <inherited from parent>
+==40823== 
+==40823== Open file descriptor 113:
+==40823==    <inherited from parent>
+==40823== 
+==40823== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCryptStatistics_valgrind.txt
+==40823==    <inherited from parent>
+==40823== 
+==40823== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40823==    <inherited from parent>
+==40823== 
+==40823== 
+==40823== HEAP SUMMARY:
+==40823==     in use at exit: 618,265 bytes in 8,234 blocks
+==40823==   total heap usage: 1,798,764 allocs, 1,790,530 frees, 1,443,891,819 bytes allocated
+==40823== 
+==40823== LEAK SUMMARY:
+==40823==    definitely lost: 0 bytes in 0 blocks
+==40823==    indirectly lost: 0 bytes in 0 blocks
+==40823==      possibly lost: 0 bytes in 0 blocks
+==40823==    still reachable: 24 bytes in 2 blocks
+==40823==         suppressed: 618,241 bytes in 8,232 blocks
+==40823== Reachable blocks (those to which a pointer was found) are not shown.
+==40823== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40823== 
+==40823== For lists of detected and suppressed errors, rerun with: -s
+==40823== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCvodeAdaptor_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCvodeAdaptor_valgrind.txt
new file mode 100644
index 000000000..5ce16d3cc
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCvodeAdaptor_valgrind.txt
@@ -0,0 +1,73 @@
+==24970== Memcheck, a memory error detector
+==24970== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24970== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24970== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestCvodeAdaptor -malloc_debug -malloc_dump -memory_info
+==24970== Parent PID: 24004
+==24970== 
+==24970== 
+==24970== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24970== Open file descriptor 12:
+==24970==    at 0x4F5207D: pipe (pipe.c:29)
+==24970==    by 0xB1E607D: ???
+==24970==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24970==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24970==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24970==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24970==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24970==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24970==    by 0x126E96: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24970==    by 0x1215DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24970==    by 0x1243B4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24970==    by 0x124254: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24970==    by 0x1248EB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24970==    by 0x11F185: main (TestCvodeAdaptor.cpp:19)
+==24970== 
+==24970== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24970==    at 0x4F56A1C: __open_nocancel (open64_nocancel.c:39)
+==24970==    by 0x4EDABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24970==    by 0x4B77822: ???
+==24970==    by 0x4B7796F: ???
+==24970==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24970==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24970==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24970==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24970==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24970==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24970==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24970==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24970==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24970==    by 0x126E96: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24970==    by 0x1215DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24970==    by 0x1243B4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24970==    by 0x124254: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24970==    by 0x1248EB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24970==    by 0x11F185: main (TestCvodeAdaptor.cpp:19)
+==24970== 
+==24970== Open file descriptor 116:
+==24970==    <inherited from parent>
+==24970== 
+==24970== Open file descriptor 113:
+==24970==    <inherited from parent>
+==24970== 
+==24970== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCvodeAdaptor_valgrind.txt
+==24970==    <inherited from parent>
+==24970== 
+==24970== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24970==    <inherited from parent>
+==24970== 
+==24970== 
+==24970== HEAP SUMMARY:
+==24970==     in use at exit: 617,906 bytes in 8,238 blocks
+==24970==   total heap usage: 49,834 allocs, 41,596 frees, 1,338,664,112 bytes allocated
+==24970== 
+==24970== LEAK SUMMARY:
+==24970==    definitely lost: 0 bytes in 0 blocks
+==24970==    indirectly lost: 0 bytes in 0 blocks
+==24970==      possibly lost: 0 bytes in 0 blocks
+==24970==    still reachable: 24 bytes in 2 blocks
+==24970==         suppressed: 617,882 bytes in 8,236 blocks
+==24970== Reachable blocks (those to which a pointer was found) are not shown.
+==24970== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24970== 
+==24970== For lists of detected and suppressed errors, rerun with: -s
+==24970== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCvodeCellsWithDataClamp_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCvodeCellsWithDataClamp_valgrind.txt
new file mode 100644
index 000000000..f860278bb
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCvodeCellsWithDataClamp_valgrind.txt
@@ -0,0 +1,73 @@
+==41340== Memcheck, a memory error detector
+==41340== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41340== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41340== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestCvodeCellsWithDataClamp -malloc_debug -malloc_dump -memory_info
+==41340== Parent PID: 24004
+==41340== 
+==41340== 
+==41340== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41340== Open file descriptor 12:
+==41340==    at 0x9D9107D: pipe (pipe.c:29)
+==41340==    by 0x1432F07D: ???
+==41340==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41340==    by 0x98DD418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41340==    by 0x9876D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41340==    by 0x856DD38: PetscInitialize (pinit.c:924)
+==41340==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41340==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41340==    by 0x12948D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41340==    by 0x124351: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41340==    by 0x126E16: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41340==    by 0x126CB6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41340==    by 0x12734D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41340==    by 0x1222A5: main (TestCvodeCellsWithDataClamp.cpp:19)
+==41340== 
+==41340== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41340==    at 0x9D95A1C: __open_nocancel (open64_nocancel.c:39)
+==41340==    by 0x9D19BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41340==    by 0x841A822: ???
+==41340==    by 0x841A96F: ???
+==41340==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41340==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41340==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41340==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41340==    by 0x98DD418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41340==    by 0x9876D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41340==    by 0x856DD38: PetscInitialize (pinit.c:924)
+==41340==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41340==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41340==    by 0x12948D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41340==    by 0x124351: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41340==    by 0x126E16: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41340==    by 0x126CB6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41340==    by 0x12734D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41340==    by 0x1222A5: main (TestCvodeCellsWithDataClamp.cpp:19)
+==41340== 
+==41340== Open file descriptor 116:
+==41340==    <inherited from parent>
+==41340== 
+==41340== Open file descriptor 113:
+==41340==    <inherited from parent>
+==41340== 
+==41340== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCvodeCellsWithDataClamp_valgrind.txt
+==41340==    <inherited from parent>
+==41340== 
+==41340== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41340==    <inherited from parent>
+==41340== 
+==41340== 
+==41340== HEAP SUMMARY:
+==41340==     in use at exit: 624,620 bytes in 8,243 blocks
+==41340==   total heap usage: 102,618 allocs, 94,375 frees, 1,481,816,797 bytes allocated
+==41340== 
+==41340== LEAK SUMMARY:
+==41340==    definitely lost: 0 bytes in 0 blocks
+==41340==    indirectly lost: 0 bytes in 0 blocks
+==41340==      possibly lost: 0 bytes in 0 blocks
+==41340==    still reachable: 6,379 bytes in 11 blocks
+==41340==         suppressed: 618,241 bytes in 8,232 blocks
+==41340== Reachable blocks (those to which a pointer was found) are not shown.
+==41340== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41340== 
+==41340== For lists of detected and suppressed errors, rerun with: -s
+==41340== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCvodeCells_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCvodeCells_valgrind.txt
new file mode 100644
index 000000000..60cb0199b
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCvodeCells_valgrind.txt
@@ -0,0 +1,73 @@
+==41339== Memcheck, a memory error detector
+==41339== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41339== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41339== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestCvodeCells -malloc_debug -malloc_dump -memory_info
+==41339== Parent PID: 24004
+==41339== 
+==41339== 
+==41339== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41339== Open file descriptor 12:
+==41339==    at 0x9D1D07D: pipe (pipe.c:29)
+==41339==    by 0x1432F07D: ???
+==41339==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41339==    by 0x9950418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41339==    by 0x98E9D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41339==    by 0x85E0D38: PetscInitialize (pinit.c:924)
+==41339==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41339==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41339==    by 0x1353CF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41339==    by 0x12FB8B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41339==    by 0x132882: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41339==    by 0x132722: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41339==    by 0x132DB9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41339==    by 0x12AB65: main (TestCvodeCells.cpp:19)
+==41339== 
+==41339== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41339==    at 0x9D21A1C: __open_nocancel (open64_nocancel.c:39)
+==41339==    by 0x9CA5BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41339==    by 0x848D822: ???
+==41339==    by 0x848D96F: ???
+==41339==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41339==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41339==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41339==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41339==    by 0x9950418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41339==    by 0x98E9D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41339==    by 0x85E0D38: PetscInitialize (pinit.c:924)
+==41339==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41339==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41339==    by 0x1353CF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41339==    by 0x12FB8B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41339==    by 0x132882: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41339==    by 0x132722: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41339==    by 0x132DB9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41339==    by 0x12AB65: main (TestCvodeCells.cpp:19)
+==41339== 
+==41339== Open file descriptor 116:
+==41339==    <inherited from parent>
+==41339== 
+==41339== Open file descriptor 113:
+==41339==    <inherited from parent>
+==41339== 
+==41339== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCvodeCells_valgrind.txt
+==41339==    <inherited from parent>
+==41339== 
+==41339== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41339==    <inherited from parent>
+==41339== 
+==41339== 
+==41339== HEAP SUMMARY:
+==41339==     in use at exit: 620,036 bytes in 8,238 blocks
+==41339==   total heap usage: 231,020 allocs, 222,782 frees, 1,363,912,890 bytes allocated
+==41339== 
+==41339== LEAK SUMMARY:
+==41339==    definitely lost: 0 bytes in 0 blocks
+==41339==    indirectly lost: 0 bytes in 0 blocks
+==41339==      possibly lost: 0 bytes in 0 blocks
+==41339==    still reachable: 1,795 bytes in 6 blocks
+==41339==         suppressed: 618,241 bytes in 8,232 blocks
+==41339== Reachable blocks (those to which a pointer was found) are not shown.
+==41339== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41339== 
+==41339== For lists of detected and suppressed errors, rerun with: -s
+==41339== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCvodeWithJacobian_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCvodeWithJacobian_valgrind.txt
new file mode 100644
index 000000000..8e8daf095
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCvodeWithJacobian_valgrind.txt
@@ -0,0 +1,73 @@
+==41551== Memcheck, a memory error detector
+==41551== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41551== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41551== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestCvodeWithJacobian -malloc_debug -malloc_dump -memory_info
+==41551== Parent PID: 24004
+==41551== 
+==41551== 
+==41551== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41551== Open file descriptor 12:
+==41551==    at 0x9C6807D: pipe (pipe.c:29)
+==41551==    by 0x1432F07D: ???
+==41551==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41551==    by 0x989B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41551==    by 0x9834D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41551==    by 0x8508D38: PetscInitialize (pinit.c:924)
+==41551==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41551==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41551==    by 0x117769: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41551==    by 0x1133B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41551==    by 0x1155A2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41551==    by 0x11549E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41551==    by 0x115AB1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41551==    by 0x111BB5: main (TestCvodeWithJacobian.cpp:18)
+==41551== 
+==41551== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41551==    at 0x9C6CA1C: __open_nocancel (open64_nocancel.c:39)
+==41551==    by 0x9BF0BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41551==    by 0x9798822: ???
+==41551==    by 0x979896F: ???
+==41551==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41551==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41551==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41551==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41551==    by 0x989B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41551==    by 0x9834D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41551==    by 0x8508D38: PetscInitialize (pinit.c:924)
+==41551==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41551==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41551==    by 0x117769: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41551==    by 0x1133B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41551==    by 0x1155A2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41551==    by 0x11549E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41551==    by 0x115AB1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41551==    by 0x111BB5: main (TestCvodeWithJacobian.cpp:18)
+==41551== 
+==41551== Open file descriptor 116:
+==41551==    <inherited from parent>
+==41551== 
+==41551== Open file descriptor 113:
+==41551==    <inherited from parent>
+==41551== 
+==41551== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCvodeWithJacobian_valgrind.txt
+==41551==    <inherited from parent>
+==41551== 
+==41551== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41551==    <inherited from parent>
+==41551== 
+==41551== 
+==41551== HEAP SUMMARY:
+==41551==     in use at exit: 618,265 bytes in 8,234 blocks
+==41551==   total heap usage: 74,027 allocs, 65,793 frees, 1,342,639,741 bytes allocated
+==41551== 
+==41551== LEAK SUMMARY:
+==41551==    definitely lost: 0 bytes in 0 blocks
+==41551==    indirectly lost: 0 bytes in 0 blocks
+==41551==      possibly lost: 0 bytes in 0 blocks
+==41551==    still reachable: 24 bytes in 2 blocks
+==41551==         suppressed: 618,241 bytes in 8,232 blocks
+==41551== Reachable blocks (those to which a pointer was found) are not shown.
+==41551== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41551== 
+==41551== For lists of detected and suppressed errors, rerun with: -s
+==41551== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestCwd_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCwd_valgrind.txt
new file mode 100644
index 000000000..6d09eb7c6
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCwd_valgrind.txt
@@ -0,0 +1,73 @@
+==24036== Memcheck, a memory error detector
+==24036== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24036== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24036== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestCwd -malloc_debug -malloc_dump -memory_info
+==24036== Parent PID: 24004
+==24036== 
+==24036== 
+==24036== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24036== Open file descriptor 12:
+==24036==    at 0x616907D: pipe (pipe.c:29)
+==24036==    by 0xAEA507D: ???
+==24036==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24036==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24036==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24036==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24036==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24036==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24036==    by 0x1130E7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24036==    by 0x10EFB3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24036==    by 0x1111A2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24036==    by 0x11109E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24036==    by 0x1116B1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24036==    by 0x10D7B5: main (TestCwd.cpp:18)
+==24036== 
+==24036== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24036==    at 0x616DA1C: __open_nocancel (open64_nocancel.c:39)
+==24036==    by 0x60F1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24036==    by 0x5CB3822: ???
+==24036==    by 0x5CB396F: ???
+==24036==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24036==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24036==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24036==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24036==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24036==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24036==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24036==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24036==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24036==    by 0x1130E7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24036==    by 0x10EFB3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24036==    by 0x1111A2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24036==    by 0x11109E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24036==    by 0x1116B1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24036==    by 0x10D7B5: main (TestCwd.cpp:18)
+==24036== 
+==24036== Open file descriptor 116:
+==24036==    <inherited from parent>
+==24036== 
+==24036== Open file descriptor 113:
+==24036==    <inherited from parent>
+==24036== 
+==24036== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCwd_valgrind.txt
+==24036==    <inherited from parent>
+==24036== 
+==24036== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24036==    <inherited from parent>
+==24036== 
+==24036== 
+==24036== HEAP SUMMARY:
+==24036==     in use at exit: 617,842 bytes in 8,238 blocks
+==24036==   total heap usage: 44,920 allocs, 36,682 frees, 1,338,165,600 bytes allocated
+==24036== 
+==24036== LEAK SUMMARY:
+==24036==    definitely lost: 0 bytes in 0 blocks
+==24036==    indirectly lost: 0 bytes in 0 blocks
+==24036==      possibly lost: 0 bytes in 0 blocks
+==24036==    still reachable: 24 bytes in 2 blocks
+==24036==         suppressed: 617,818 bytes in 8,236 blocks
+==24036== Reachable blocks (those to which a pointer was found) are not shown.
+==24036== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24036== 
+==24036== For lists of detected and suppressed errors, rerun with: -s
+==24036== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCylindrical2dMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCylindrical2dMesh_valgrind.txt
new file mode 100644
index 000000000..27195e416
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCylindrical2dMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24513== Memcheck, a memory error detector
+==24513== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24513== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24513== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestCylindrical2dMesh -malloc_debug -malloc_dump -memory_info
+==24513== Parent PID: 24004
+==24513== 
+==24513== 
+==24513== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24513== Open file descriptor 12:
+==24513==    at 0x823C07D: pipe (pipe.c:29)
+==24513==    by 0x100CC07D: ???
+==24513==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24513==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24513==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24513==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24513==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24513==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24513==    by 0x12A575: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24513==    by 0x124FFD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24513==    by 0x127D3E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24513==    by 0x127BDF: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24513==    by 0x128275: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24513==    by 0x123425: main (TestCylindrical2dMesh.cpp:19)
+==24513== 
+==24513== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24513==    at 0x8240A1C: __open_nocancel (open64_nocancel.c:39)
+==24513==    by 0x81C4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24513==    by 0x6598822: ???
+==24513==    by 0x659896F: ???
+==24513==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24513==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24513==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24513==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24513==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24513==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24513==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24513==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24513==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24513==    by 0x12A575: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24513==    by 0x124FFD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24513==    by 0x127D3E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24513==    by 0x127BDF: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24513==    by 0x128275: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24513==    by 0x123425: main (TestCylindrical2dMesh.cpp:19)
+==24513== 
+==24513== Open file descriptor 116:
+==24513==    <inherited from parent>
+==24513== 
+==24513== Open file descriptor 113:
+==24513==    <inherited from parent>
+==24513== 
+==24513== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCylindrical2dMesh_valgrind.txt
+==24513==    <inherited from parent>
+==24513== 
+==24513== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24513==    <inherited from parent>
+==24513== 
+==24513== 
+==24513== HEAP SUMMARY:
+==24513==     in use at exit: 618,226 bytes in 8,238 blocks
+==24513==   total heap usage: 165,851 allocs, 157,613 frees, 1,356,852,693 bytes allocated
+==24513== 
+==24513== LEAK SUMMARY:
+==24513==    definitely lost: 0 bytes in 0 blocks
+==24513==    indirectly lost: 0 bytes in 0 blocks
+==24513==      possibly lost: 0 bytes in 0 blocks
+==24513==    still reachable: 24 bytes in 2 blocks
+==24513==         suppressed: 618,202 bytes in 8,236 blocks
+==24513== Reachable blocks (those to which a pointer was found) are not shown.
+==24513== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24513== 
+==24513== For lists of detected and suppressed errors, rerun with: -s
+==24513== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCylindrical2dNodesOnlyMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCylindrical2dNodesOnlyMesh_valgrind.txt
new file mode 100644
index 000000000..dc35b2d27
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCylindrical2dNodesOnlyMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24526== Memcheck, a memory error detector
+==24526== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24526== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24526== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestCylindrical2dNodesOnlyMesh -malloc_debug -malloc_dump -memory_info
+==24526== Parent PID: 24004
+==24526== 
+==24526== 
+==24526== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24526== Open file descriptor 12:
+==24526==    at 0x6D8507D: pipe (pipe.c:29)
+==24526==    by 0x100CC07D: ???
+==24526==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24526==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24526==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24526==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24526==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24526==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24526==    by 0x126F1E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24526==    by 0x121B9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24526==    by 0x1248C8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24526==    by 0x124768: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24526==    by 0x124DFF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24526==    by 0x11FFC5: main (TestCylindrical2dNodesOnlyMesh.cpp:19)
+==24526== 
+==24526== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24526==    at 0x6D89A1C: __open_nocancel (open64_nocancel.c:39)
+==24526==    by 0x6D0DBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24526==    by 0x6598822: ???
+==24526==    by 0x659896F: ???
+==24526==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24526==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24526==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24526==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24526==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24526==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24526==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24526==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24526==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24526==    by 0x126F1E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24526==    by 0x121B9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24526==    by 0x1248C8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24526==    by 0x124768: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24526==    by 0x124DFF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24526==    by 0x11FFC5: main (TestCylindrical2dNodesOnlyMesh.cpp:19)
+==24526== 
+==24526== Open file descriptor 116:
+==24526==    <inherited from parent>
+==24526== 
+==24526== Open file descriptor 113:
+==24526==    <inherited from parent>
+==24526== 
+==24526== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCylindrical2dNodesOnlyMesh_valgrind.txt
+==24526==    <inherited from parent>
+==24526== 
+==24526== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24526==    <inherited from parent>
+==24526== 
+==24526== 
+==24526== HEAP SUMMARY:
+==24526==     in use at exit: 618,226 bytes in 8,238 blocks
+==24526==   total heap usage: 58,556 allocs, 50,318 frees, 1,341,296,847 bytes allocated
+==24526== 
+==24526== LEAK SUMMARY:
+==24526==    definitely lost: 0 bytes in 0 blocks
+==24526==    indirectly lost: 0 bytes in 0 blocks
+==24526==      possibly lost: 0 bytes in 0 blocks
+==24526==    still reachable: 24 bytes in 2 blocks
+==24526==         suppressed: 618,202 bytes in 8,236 blocks
+==24526== Reachable blocks (those to which a pointer was found) are not shown.
+==24526== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24526== 
+==24526== For lists of detected and suppressed errors, rerun with: -s
+==24526== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestCylindrical2dVertexMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCylindrical2dVertexMesh_valgrind.txt
new file mode 100644
index 000000000..c97b272f0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCylindrical2dVertexMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24658== Memcheck, a memory error detector
+==24658== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24658== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24658== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestCylindrical2dVertexMesh -malloc_debug -malloc_dump -memory_info
+==24658== Parent PID: 24004
+==24658== 
+==24658== 
+==24658== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24658== Open file descriptor 12:
+==24658==    at 0x823C07D: pipe (pipe.c:29)
+==24658==    by 0x100CC07D: ???
+==24658==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24658==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24658==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24658==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24658==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24658==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24658==    by 0x129413: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24658==    by 0x123FBD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24658==    by 0x126C38: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24658==    by 0x126AD9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24658==    by 0x12716F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24658==    by 0x1223E5: main (TestCylindrical2dVertexMesh.cpp:19)
+==24658== 
+==24658== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24658==    at 0x8240A1C: __open_nocancel (open64_nocancel.c:39)
+==24658==    by 0x81C4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24658==    by 0x6598822: ???
+==24658==    by 0x659896F: ???
+==24658==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24658==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24658==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24658==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24658==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24658==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24658==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24658==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24658==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24658==    by 0x129413: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24658==    by 0x123FBD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24658==    by 0x126C38: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24658==    by 0x126AD9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24658==    by 0x12716F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24658==    by 0x1223E5: main (TestCylindrical2dVertexMesh.cpp:19)
+==24658== 
+==24658== Open file descriptor 116:
+==24658==    <inherited from parent>
+==24658== 
+==24658== Open file descriptor 113:
+==24658==    <inherited from parent>
+==24658== 
+==24658== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCylindrical2dVertexMesh_valgrind.txt
+==24658==    <inherited from parent>
+==24658== 
+==24658== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24658==    <inherited from parent>
+==24658== 
+==24658== 
+==24658== HEAP SUMMARY:
+==24658==     in use at exit: 618,226 bytes in 8,238 blocks
+==24658==   total heap usage: 152,613 allocs, 144,375 frees, 1,348,606,613 bytes allocated
+==24658== 
+==24658== LEAK SUMMARY:
+==24658==    definitely lost: 0 bytes in 0 blocks
+==24658==    indirectly lost: 0 bytes in 0 blocks
+==24658==      possibly lost: 0 bytes in 0 blocks
+==24658==    still reachable: 24 bytes in 2 blocks
+==24658==         suppressed: 618,202 bytes in 8,236 blocks
+==24658== Reachable blocks (those to which a pointer was found) are not shown.
+==24658== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24658== 
+==24658== For lists of detected and suppressed errors, rerun with: -s
+==24658== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestCylindricalHoneycombMeshGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCylindricalHoneycombMeshGenerator_valgrind.txt
new file mode 100644
index 000000000..a76878e31
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCylindricalHoneycombMeshGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24528== Memcheck, a memory error detector
+==24528== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24528== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24528== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestCylindricalHoneycombMeshGenerator -malloc_debug -malloc_dump -memory_info
+==24528== Parent PID: 24004
+==24528== 
+==24528== 
+==24528== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24528== Open file descriptor 12:
+==24528==    at 0x811107D: pipe (pipe.c:29)
+==24528==    by 0x100CC07D: ???
+==24528==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24528==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24528==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24528==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24528==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24528==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24528==    by 0x11A3C5: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24528==    by 0x1156CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24528==    by 0x1181AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24528==    by 0x11804C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24528==    by 0x1186E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24528==    by 0x113AF5: main (TestCylindricalHoneycombMeshGenerator.cpp:19)
+==24528== 
+==24528== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24528==    at 0x8115A1C: __open_nocancel (open64_nocancel.c:39)
+==24528==    by 0x8099BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24528==    by 0x7916822: ???
+==24528==    by 0x791696F: ???
+==24528==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24528==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24528==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24528==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24528==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24528==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24528==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24528==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24528==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24528==    by 0x11A3C5: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24528==    by 0x1156CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24528==    by 0x1181AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24528==    by 0x11804C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24528==    by 0x1186E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24528==    by 0x113AF5: main (TestCylindricalHoneycombMeshGenerator.cpp:19)
+==24528== 
+==24528== Open file descriptor 116:
+==24528==    <inherited from parent>
+==24528== 
+==24528== Open file descriptor 113:
+==24528==    <inherited from parent>
+==24528== 
+==24528== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCylindricalHoneycombMeshGenerator_valgrind.txt
+==24528==    <inherited from parent>
+==24528== 
+==24528== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24528==    <inherited from parent>
+==24528== 
+==24528== 
+==24528== HEAP SUMMARY:
+==24528==     in use at exit: 618,226 bytes in 8,238 blocks
+==24528==   total heap usage: 92,051 allocs, 83,813 frees, 1,341,718,582 bytes allocated
+==24528== 
+==24528== LEAK SUMMARY:
+==24528==    definitely lost: 0 bytes in 0 blocks
+==24528==    indirectly lost: 0 bytes in 0 blocks
+==24528==      possibly lost: 0 bytes in 0 blocks
+==24528==    still reachable: 24 bytes in 2 blocks
+==24528==         suppressed: 618,202 bytes in 8,236 blocks
+==24528== Reachable blocks (those to which a pointer was found) are not shown.
+==24528== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24528== 
+==24528== For lists of detected and suppressed errors, rerun with: -s
+==24528== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestCylindricalHoneycombVertexMeshGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestCylindricalHoneycombVertexMeshGenerator_valgrind.txt
new file mode 100644
index 000000000..9b5241c70
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestCylindricalHoneycombVertexMeshGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24725== Memcheck, a memory error detector
+==24725== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24725== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24725== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestCylindricalHoneycombVertexMeshGenerator -malloc_debug -malloc_dump -memory_info
+==24725== Parent PID: 24004
+==24725== 
+==24725== 
+==24725== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24725== Open file descriptor 12:
+==24725==    at 0x811107D: pipe (pipe.c:29)
+==24725==    by 0x100CC07D: ???
+==24725==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24725==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24725==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24725==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24725==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24725==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24725==    by 0x11A15D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24725==    by 0x11394D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24725==    by 0x1162D6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24725==    by 0x116176: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24725==    by 0x11680D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24725==    by 0x111D75: main (TestCylindricalHoneycombVertexMeshGenerator.cpp:19)
+==24725== 
+==24725== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24725==    at 0x8115A1C: __open_nocancel (open64_nocancel.c:39)
+==24725==    by 0x8099BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24725==    by 0x7916822: ???
+==24725==    by 0x791696F: ???
+==24725==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24725==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24725==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24725==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24725==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24725==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24725==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24725==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24725==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24725==    by 0x11A15D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24725==    by 0x11394D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24725==    by 0x1162D6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24725==    by 0x116176: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24725==    by 0x11680D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24725==    by 0x111D75: main (TestCylindricalHoneycombVertexMeshGenerator.cpp:19)
+==24725== 
+==24725== Open file descriptor 116:
+==24725==    <inherited from parent>
+==24725== 
+==24725== Open file descriptor 113:
+==24725==    <inherited from parent>
+==24725== 
+==24725== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestCylindricalHoneycombVertexMeshGenerator_valgrind.txt
+==24725==    <inherited from parent>
+==24725== 
+==24725== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24725==    <inherited from parent>
+==24725== 
+==24725== 
+==24725== HEAP SUMMARY:
+==24725==     in use at exit: 618,226 bytes in 8,238 blocks
+==24725==   total heap usage: 50,608 allocs, 42,370 frees, 1,338,861,957 bytes allocated
+==24725== 
+==24725== LEAK SUMMARY:
+==24725==    definitely lost: 0 bytes in 0 blocks
+==24725==    indirectly lost: 0 bytes in 0 blocks
+==24725==      possibly lost: 0 bytes in 0 blocks
+==24725==    still reachable: 24 bytes in 2 blocks
+==24725==         suppressed: 618,202 bytes in 8,236 blocks
+==24725== Reachable blocks (those to which a pointer was found) are not shown.
+==24725== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24725== 
+==24725== For lists of detected and suppressed errors, rerun with: -s
+==24725== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestDebug_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDebug_valgrind.txt
new file mode 100644
index 000000000..b6e7e4481
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDebug_valgrind.txt
@@ -0,0 +1,73 @@
+==24065== Memcheck, a memory error detector
+==24065== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24065== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24065== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestDebug -malloc_debug -malloc_dump -memory_info
+==24065== Parent PID: 24004
+==24065== 
+==24065== 
+==24065== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24065== Open file descriptor 12:
+==24065==    at 0x4CB207D: pipe (pipe.c:29)
+==24065==    by 0xAEA507D: ???
+==24065==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24065==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24065==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24065==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24065==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24065==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24065==    by 0x112F42: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24065==    by 0x10EE33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24065==    by 0x11100C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24065==    by 0x110F08: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24065==    by 0x11151B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24065==    by 0x10D635: main (TestDebug.cpp:18)
+==24065== 
+==24065== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24065==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24065==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24065==    by 0x4935822: ???
+==24065==    by 0x493596F: ???
+==24065==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24065==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24065==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24065==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24065==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24065==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24065==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24065==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24065==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24065==    by 0x112F42: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24065==    by 0x10EE33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24065==    by 0x11100C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24065==    by 0x110F08: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24065==    by 0x11151B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24065==    by 0x10D635: main (TestDebug.cpp:18)
+==24065== 
+==24065== Open file descriptor 116:
+==24065==    <inherited from parent>
+==24065== 
+==24065== Open file descriptor 113:
+==24065==    <inherited from parent>
+==24065== 
+==24065== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDebug_valgrind.txt
+==24065==    <inherited from parent>
+==24065== 
+==24065== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24065==    <inherited from parent>
+==24065== 
+==24065== 
+==24065== HEAP SUMMARY:
+==24065==     in use at exit: 617,842 bytes in 8,238 blocks
+==24065==   total heap usage: 44,921 allocs, 36,683 frees, 1,340,566,909 bytes allocated
+==24065== 
+==24065== LEAK SUMMARY:
+==24065==    definitely lost: 0 bytes in 0 blocks
+==24065==    indirectly lost: 0 bytes in 0 blocks
+==24065==      possibly lost: 0 bytes in 0 blocks
+==24065==    still reachable: 24 bytes in 2 blocks
+==24065==         suppressed: 617,818 bytes in 8,236 blocks
+==24065== Reachable blocks (those to which a pointer was found) are not shown.
+==24065== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24065== 
+==24065== For lists of detected and suppressed errors, rerun with: -s
+==24065== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestDeltaNotchModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDeltaNotchModifier_valgrind.txt
new file mode 100644
index 000000000..13289d75c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDeltaNotchModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==26224== Memcheck, a memory error detector
+==26224== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26224== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26224== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestDeltaNotchModifier -malloc_debug -malloc_dump -memory_info
+==26224== Parent PID: 24004
+==26224== 
+==26224== 
+==26224== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26224== Open file descriptor 12:
+==26224==    at 0xF84307D: pipe (pipe.c:29)
+==26224==    by 0x196B407D: ???
+==26224==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26224==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26224==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26224==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26224==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26224==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26224==    by 0x208508: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26224==    by 0x1FFF99: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26224==    by 0x203992: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26224==    by 0x203832: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26224==    by 0x203EC9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26224==    by 0x1FE3B5: main (TestDeltaNotchModifier.cpp:19)
+==26224== 
+==26224== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26224==    at 0xF847A1C: __open_nocancel (open64_nocancel.c:39)
+==26224==    by 0xF7CBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26224==    by 0xF13F822: ???
+==26224==    by 0xF13F96F: ???
+==26224==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26224==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26224==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26224==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26224==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26224==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26224==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26224==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26224==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26224==    by 0x208508: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26224==    by 0x1FFF99: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26224==    by 0x203992: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26224==    by 0x203832: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26224==    by 0x203EC9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26224==    by 0x1FE3B5: main (TestDeltaNotchModifier.cpp:19)
+==26224== 
+==26224== Open file descriptor 116:
+==26224==    <inherited from parent>
+==26224== 
+==26224== Open file descriptor 113:
+==26224==    <inherited from parent>
+==26224== 
+==26224== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDeltaNotchModifier_valgrind.txt
+==26224==    <inherited from parent>
+==26224== 
+==26224== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26224==    <inherited from parent>
+==26224== 
+==26224== 
+==26224== HEAP SUMMARY:
+==26224==     in use at exit: 618,281 bytes in 8,235 blocks
+==26224==   total heap usage: 5,587,076 allocs, 5,578,841 frees, 8,884,016,047 bytes allocated
+==26224== 
+==26224== LEAK SUMMARY:
+==26224==    definitely lost: 0 bytes in 0 blocks
+==26224==    indirectly lost: 0 bytes in 0 blocks
+==26224==      possibly lost: 0 bytes in 0 blocks
+==26224==    still reachable: 56 bytes in 3 blocks
+==26224==         suppressed: 618,225 bytes in 8,232 blocks
+==26224== Reachable blocks (those to which a pointer was found) are not shown.
+==26224== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26224== 
+==26224== For lists of detected and suppressed errors, rerun with: -s
+==26224== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestDeltaNotchOdeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDeltaNotchOdeSystem_valgrind.txt
new file mode 100644
index 000000000..e011444c7
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDeltaNotchOdeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==25884== Memcheck, a memory error detector
+==25884== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25884== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25884== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestDeltaNotchOdeSystem -malloc_debug -malloc_dump -memory_info
+==25884== Parent PID: 24004
+==25884== 
+==25884== 
+==25884== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25884== Open file descriptor 12:
+==25884==    at 0xEF9407D: pipe (pipe.c:29)
+==25884==    by 0x196B507D: ???
+==25884==    by 0x13C594CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25884==    by 0xEBE1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25884==    by 0xEB7AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25884==    by 0xD871D38: PetscInitialize (pinit.c:924)
+==25884==    by 0xD6E31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25884==    by 0xD6E3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25884==    by 0x123193: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25884==    by 0x11E6C3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25884==    by 0x120CDC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25884==    by 0x120BD8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25884==    by 0x1211EB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25884==    by 0x11CEC5: main (TestDeltaNotchOdeSystem.cpp:18)
+==25884== 
+==25884== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25884==    at 0xEF98A1C: __open_nocancel (open64_nocancel.c:39)
+==25884==    by 0xEF1CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25884==    by 0xD71E822: ???
+==25884==    by 0xD71E96F: ???
+==25884==    by 0x13CFE6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25884==    by 0x13CFE938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25884==    by 0x13CB4922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25884==    by 0x13C592DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25884==    by 0xEBE1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25884==    by 0xEB7AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25884==    by 0xD871D38: PetscInitialize (pinit.c:924)
+==25884==    by 0xD6E31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25884==    by 0xD6E3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25884==    by 0x123193: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25884==    by 0x11E6C3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25884==    by 0x120CDC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25884==    by 0x120BD8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25884==    by 0x1211EB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25884==    by 0x11CEC5: main (TestDeltaNotchOdeSystem.cpp:18)
+==25884== 
+==25884== Open file descriptor 116:
+==25884==    <inherited from parent>
+==25884== 
+==25884== Open file descriptor 113:
+==25884==    <inherited from parent>
+==25884== 
+==25884== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDeltaNotchOdeSystem_valgrind.txt
+==25884==    <inherited from parent>
+==25884== 
+==25884== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25884==    <inherited from parent>
+==25884== 
+==25884== 
+==25884== HEAP SUMMARY:
+==25884==     in use at exit: 618,322 bytes in 8,238 blocks
+==25884==   total heap usage: 53,417 allocs, 45,179 frees, 1,338,943,203 bytes allocated
+==25884== 
+==25884== LEAK SUMMARY:
+==25884==    definitely lost: 0 bytes in 0 blocks
+==25884==    indirectly lost: 0 bytes in 0 blocks
+==25884==      possibly lost: 0 bytes in 0 blocks
+==25884==    still reachable: 24 bytes in 2 blocks
+==25884==         suppressed: 618,298 bytes in 8,236 blocks
+==25884== Reachable blocks (those to which a pointer was found) are not shown.
+==25884== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25884== 
+==25884== For lists of detected and suppressed errors, rerun with: -s
+==25884== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestDiscreteSystemForceCalculator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDiscreteSystemForceCalculator_valgrind.txt
new file mode 100644
index 000000000..92b6b649f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDiscreteSystemForceCalculator_valgrind.txt
@@ -0,0 +1,73 @@
+==26012== Memcheck, a memory error detector
+==26012== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26012== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26012== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestDiscreteSystemForceCalculator -malloc_debug -malloc_dump -memory_info
+==26012== Parent PID: 24004
+==26012== 
+==26012== 
+==26012== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26012== Open file descriptor 12:
+==26012==    at 0x10CB807D: pipe (pipe.c:29)
+==26012==    by 0x196B407D: ???
+==26012==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26012==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26012==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26012==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==26012==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26012==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26012==    by 0x12A32F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26012==    by 0x123F2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26012==    by 0x1269BE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26012==    by 0x12685E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26012==    by 0x126EF5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26012==    by 0x122355: main (TestDiscreteSystemForceCalculator.cpp:19)
+==26012== 
+==26012== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26012==    at 0x10CBCA1C: __open_nocancel (open64_nocancel.c:39)
+==26012==    by 0x10C40BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26012==    by 0x104BD822: ???
+==26012==    by 0x104BD96F: ???
+==26012==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26012==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26012==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26012==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26012==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26012==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26012==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==26012==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26012==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26012==    by 0x12A32F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26012==    by 0x123F2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26012==    by 0x1269BE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26012==    by 0x12685E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26012==    by 0x126EF5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26012==    by 0x122355: main (TestDiscreteSystemForceCalculator.cpp:19)
+==26012== 
+==26012== Open file descriptor 116:
+==26012==    <inherited from parent>
+==26012== 
+==26012== Open file descriptor 113:
+==26012==    <inherited from parent>
+==26012== 
+==26012== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDiscreteSystemForceCalculator_valgrind.txt
+==26012==    <inherited from parent>
+==26012== 
+==26012== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26012==    <inherited from parent>
+==26012== 
+==26012== 
+==26012== HEAP SUMMARY:
+==26012==     in use at exit: 618,354 bytes in 8,239 blocks
+==26012==   total heap usage: 123,057 allocs, 114,818 frees, 1,345,485,932 bytes allocated
+==26012== 
+==26012== LEAK SUMMARY:
+==26012==    definitely lost: 0 bytes in 0 blocks
+==26012==    indirectly lost: 0 bytes in 0 blocks
+==26012==      possibly lost: 0 bytes in 0 blocks
+==26012==    still reachable: 56 bytes in 3 blocks
+==26012==         suppressed: 618,298 bytes in 8,236 blocks
+==26012== Reachable blocks (those to which a pointer was found) are not shown.
+==26012== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26012== 
+==26012== For lists of detected and suppressed errors, rerun with: -s
+==26012== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestDistanceMapCalculator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDistanceMapCalculator_valgrind.txt
new file mode 100644
index 000000000..2c42f3d26
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDistanceMapCalculator_valgrind.txt
@@ -0,0 +1,73 @@
+==24613== Memcheck, a memory error detector
+==24613== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24613== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24613== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestDistanceMapCalculator -malloc_debug -malloc_dump -memory_info
+==24613== Parent PID: 24004
+==24613== 
+==24613== 
+==24613== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24613== Open file descriptor 12:
+==24613==    at 0x6D4307D: pipe (pipe.c:29)
+==24613==    by 0x100CC07D: ???
+==24613==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24613==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24613==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24613==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24613==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24613==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24613==    by 0x121308: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24613==    by 0x11C90D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24613==    by 0x11F030: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24613==    by 0x11EED0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24613==    by 0x11F567: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24613==    by 0x11AD35: main (TestDistanceMapCalculator.cpp:19)
+==24613== 
+==24613== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24613==    at 0x6D47A1C: __open_nocancel (open64_nocancel.c:39)
+==24613==    by 0x6CCBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24613==    by 0x6598822: ???
+==24613==    by 0x659896F: ???
+==24613==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24613==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24613==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24613==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24613==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24613==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24613==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24613==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24613==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24613==    by 0x121308: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24613==    by 0x11C90D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24613==    by 0x11F030: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24613==    by 0x11EED0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24613==    by 0x11F567: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24613==    by 0x11AD35: main (TestDistanceMapCalculator.cpp:19)
+==24613== 
+==24613== Open file descriptor 116:
+==24613==    <inherited from parent>
+==24613== 
+==24613== Open file descriptor 113:
+==24613==    <inherited from parent>
+==24613== 
+==24613== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDistanceMapCalculator_valgrind.txt
+==24613==    <inherited from parent>
+==24613== 
+==24613== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24613==    <inherited from parent>
+==24613== 
+==24613== 
+==24613== HEAP SUMMARY:
+==24613==     in use at exit: 620,705 bytes in 8,235 blocks
+==24613==   total heap usage: 7,651,834 allocs, 7,643,599 frees, 1,604,363,515 bytes allocated
+==24613== 
+==24613== LEAK SUMMARY:
+==24613==    definitely lost: 0 bytes in 0 blocks
+==24613==    indirectly lost: 0 bytes in 0 blocks
+==24613==      possibly lost: 0 bytes in 0 blocks
+==24613==    still reachable: 2,576 bytes in 3 blocks
+==24613==         suppressed: 618,129 bytes in 8,232 blocks
+==24613== Reachable blocks (those to which a pointer was found) are not shown.
+==24613== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24613== 
+==24613== For lists of detected and suppressed errors, rerun with: -s
+==24613== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestDistributedBoxCollection_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDistributedBoxCollection_valgrind.txt
new file mode 100644
index 000000000..91ff0b394
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDistributedBoxCollection_valgrind.txt
@@ -0,0 +1,73 @@
+==24611== Memcheck, a memory error detector
+==24611== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24611== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24611== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestDistributedBoxCollection -malloc_debug -malloc_dump -memory_info
+==24611== Parent PID: 24004
+==24611== 
+==24611== 
+==24611== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24611== Open file descriptor 12:
+==24611==    at 0x823C07D: pipe (pipe.c:29)
+==24611==    by 0x100CC07D: ???
+==24611==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24611==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24611==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24611==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24611==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24611==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24611==    by 0x161C60: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24611==    by 0x15BFE9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24611==    by 0x15F37A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24611==    by 0x15F21A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24611==    by 0x15F8B1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24611==    by 0x15A405: main (TestDistributedBoxCollection.cpp:19)
+==24611== 
+==24611== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24611==    at 0x8240A1C: __open_nocancel (open64_nocancel.c:39)
+==24611==    by 0x81C4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24611==    by 0x6598822: ???
+==24611==    by 0x659896F: ???
+==24611==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24611==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24611==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24611==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24611==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24611==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24611==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24611==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24611==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24611==    by 0x161C60: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24611==    by 0x15BFE9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24611==    by 0x15F37A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24611==    by 0x15F21A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24611==    by 0x15F8B1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24611==    by 0x15A405: main (TestDistributedBoxCollection.cpp:19)
+==24611== 
+==24611== Open file descriptor 116:
+==24611==    <inherited from parent>
+==24611== 
+==24611== Open file descriptor 113:
+==24611==    <inherited from parent>
+==24611== 
+==24611== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDistributedBoxCollection_valgrind.txt
+==24611==    <inherited from parent>
+==24611== 
+==24611== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24611==    <inherited from parent>
+==24611== 
+==24611== 
+==24611== HEAP SUMMARY:
+==24611==     in use at exit: 618,226 bytes in 8,238 blocks
+==24611==   total heap usage: 179,703 allocs, 171,465 frees, 1,440,800,227 bytes allocated
+==24611== 
+==24611== LEAK SUMMARY:
+==24611==    definitely lost: 0 bytes in 0 blocks
+==24611==    indirectly lost: 0 bytes in 0 blocks
+==24611==      possibly lost: 0 bytes in 0 blocks
+==24611==    still reachable: 24 bytes in 2 blocks
+==24611==         suppressed: 618,202 bytes in 8,236 blocks
+==24611== Reachable blocks (those to which a pointer was found) are not shown.
+==24611== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24611== 
+==24611== For lists of detected and suppressed errors, rerun with: -s
+==24611== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestDistributedQuadraticMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDistributedQuadraticMesh_valgrind.txt
new file mode 100644
index 000000000..4c814be13
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDistributedQuadraticMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24389== Memcheck, a memory error detector
+==24389== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24389== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24389== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestDistributedQuadraticMesh -malloc_debug -malloc_dump -memory_info
+==24389== Parent PID: 24004
+==24389== 
+==24389== 
+==24389== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24389== Open file descriptor 12:
+==24389==    at 0x6D8507D: pipe (pipe.c:29)
+==24389==    by 0x100CC07D: ???
+==24389==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24389==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24389==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24389==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24389==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24389==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24389==    by 0x12A04E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24389==    by 0x124E9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24389==    by 0x127B7A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24389==    by 0x127A1A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24389==    by 0x1280B1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24389==    by 0x1232C5: main (TestDistributedQuadraticMesh.cpp:19)
+==24389== 
+==24389== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24389==    at 0x6D89A1C: __open_nocancel (open64_nocancel.c:39)
+==24389==    by 0x6D0DBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24389==    by 0x6598822: ???
+==24389==    by 0x659896F: ???
+==24389==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24389==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24389==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24389==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24389==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24389==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24389==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24389==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24389==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24389==    by 0x12A04E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24389==    by 0x124E9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24389==    by 0x127B7A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24389==    by 0x127A1A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24389==    by 0x1280B1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24389==    by 0x1232C5: main (TestDistributedQuadraticMesh.cpp:19)
+==24389== 
+==24389== Open file descriptor 116:
+==24389==    <inherited from parent>
+==24389== 
+==24389== Open file descriptor 113:
+==24389==    <inherited from parent>
+==24389== 
+==24389== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDistributedQuadraticMesh_valgrind.txt
+==24389==    <inherited from parent>
+==24389== 
+==24389== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24389==    <inherited from parent>
+==24389== 
+==24389== 
+==24389== HEAP SUMMARY:
+==24389==     in use at exit: 618,226 bytes in 8,238 blocks
+==24389==   total heap usage: 204,142 allocs, 195,904 frees, 1,346,746,408 bytes allocated
+==24389== 
+==24389== LEAK SUMMARY:
+==24389==    definitely lost: 0 bytes in 0 blocks
+==24389==    indirectly lost: 0 bytes in 0 blocks
+==24389==      possibly lost: 0 bytes in 0 blocks
+==24389==    still reachable: 24 bytes in 2 blocks
+==24389==         suppressed: 618,202 bytes in 8,236 blocks
+==24389== Reachable blocks (those to which a pointer was found) are not shown.
+==24389== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24389== 
+==24389== For lists of detected and suppressed errors, rerun with: -s
+==24389== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestDistributedTetrahedralMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDistributedTetrahedralMesh_valgrind.txt
new file mode 100644
index 000000000..78c61df13
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDistributedTetrahedralMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24390== Memcheck, a memory error detector
+==24390== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24390== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24390== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestDistributedTetrahedralMesh -malloc_debug -malloc_dump -memory_info
+==24390== Parent PID: 24004
+==24390== 
+==24390== 
+==24390== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24390== Open file descriptor 12:
+==24390==    at 0x823C07D: pipe (pipe.c:29)
+==24390==    by 0x100CC07D: ???
+==24390==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24390==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24390==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24390==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24390==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24390==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24390==    by 0x1464DE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24390==    by 0x13EB23: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24390==    by 0x141FCE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24390==    by 0x141E6E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24390==    by 0x142505: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24390==    by 0x13CE05: main (TestDistributedTetrahedralMesh.cpp:19)
+==24390== 
+==24390== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24390==    at 0x8240A1C: __open_nocancel (open64_nocancel.c:39)
+==24390==    by 0x81C4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24390==    by 0x6598822: ???
+==24390==    by 0x659896F: ???
+==24390==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24390==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24390==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24390==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24390==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24390==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24390==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24390==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24390==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24390==    by 0x1464DE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24390==    by 0x13EB23: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24390==    by 0x141FCE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24390==    by 0x141E6E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24390==    by 0x142505: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24390==    by 0x13CE05: main (TestDistributedTetrahedralMesh.cpp:19)
+==24390== 
+==24390== Open file descriptor 116:
+==24390==    <inherited from parent>
+==24390== 
+==24390== Open file descriptor 113:
+==24390==    <inherited from parent>
+==24390== 
+==24390== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDistributedTetrahedralMesh_valgrind.txt
+==24390==    <inherited from parent>
+==24390== 
+==24390== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24390==    <inherited from parent>
+==24390== 
+==24390== 
+==24390== HEAP SUMMARY:
+==24390==     in use at exit: 620,778 bytes in 8,239 blocks
+==24390==   total heap usage: 3,378,464 allocs, 3,370,225 frees, 1,457,879,903 bytes allocated
+==24390== 
+==24390== LEAK SUMMARY:
+==24390==    definitely lost: 0 bytes in 0 blocks
+==24390==    indirectly lost: 0 bytes in 0 blocks
+==24390==      possibly lost: 0 bytes in 0 blocks
+==24390==    still reachable: 2,576 bytes in 3 blocks
+==24390==         suppressed: 618,202 bytes in 8,236 blocks
+==24390== Reachable blocks (those to which a pointer was found) are not shown.
+==24390== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24390== 
+==24390== For lists of detected and suppressed errors, rerun with: -s
+==24390== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestDistributedVector_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDistributedVector_valgrind.txt
new file mode 100644
index 000000000..b6ddeccde
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDistributedVector_valgrind.txt
@@ -0,0 +1,73 @@
+==24066== Memcheck, a memory error detector
+==24066== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24066== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24066== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestDistributedVector -malloc_debug -malloc_dump -memory_info
+==24066== Parent PID: 24004
+==24066== 
+==24066== 
+==24066== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24066== Open file descriptor 12:
+==24066==    at 0x607407D: pipe (pipe.c:29)
+==24066==    by 0xAEA507D: ???
+==24066==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24066==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24066==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24066==    by 0x4A88D38: PetscInitialize (pinit.c:924)
+==24066==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24066==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24066==    by 0x129F94: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24066==    by 0x124F49: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24066==    by 0x127BA8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24066==    by 0x127A48: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24066==    by 0x1280DF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24066==    by 0x123365: main (TestDistributedVector.cpp:19)
+==24066== 
+==24066== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24066==    at 0x6078A1C: __open_nocancel (open64_nocancel.c:39)
+==24066==    by 0x5FFCBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24066==    by 0x4935822: ???
+==24066==    by 0x493596F: ???
+==24066==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24066==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24066==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24066==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24066==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24066==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24066==    by 0x4A88D38: PetscInitialize (pinit.c:924)
+==24066==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24066==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24066==    by 0x129F94: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24066==    by 0x124F49: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24066==    by 0x127BA8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24066==    by 0x127A48: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24066==    by 0x1280DF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24066==    by 0x123365: main (TestDistributedVector.cpp:19)
+==24066== 
+==24066== Open file descriptor 116:
+==24066==    <inherited from parent>
+==24066== 
+==24066== Open file descriptor 113:
+==24066==    <inherited from parent>
+==24066== 
+==24066== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDistributedVector_valgrind.txt
+==24066==    <inherited from parent>
+==24066== 
+==24066== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24066==    <inherited from parent>
+==24066== 
+==24066== 
+==24066== HEAP SUMMARY:
+==24066==     in use at exit: 617,842 bytes in 8,238 blocks
+==24066==   total heap usage: 46,125 allocs, 37,887 frees, 1,338,418,673 bytes allocated
+==24066== 
+==24066== LEAK SUMMARY:
+==24066==    definitely lost: 0 bytes in 0 blocks
+==24066==    indirectly lost: 0 bytes in 0 blocks
+==24066==      possibly lost: 0 bytes in 0 blocks
+==24066==    still reachable: 24 bytes in 2 blocks
+==24066==         suppressed: 617,818 bytes in 8,236 blocks
+==24066== Reachable blocks (those to which a pointer was found) are not shown.
+==24066== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24066== 
+==24066== For lists of detected and suppressed errors, rerun with: -s
+==24066== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestDivisionBiasTrackingModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDivisionBiasTrackingModifier_valgrind.txt
new file mode 100644
index 000000000..a2d1371a2
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDivisionBiasTrackingModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==26227== Memcheck, a memory error detector
+==26227== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26227== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26227== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestDivisionBiasTrackingModifier -malloc_debug -malloc_dump -memory_info
+==26227== Parent PID: 24004
+==26227== 
+==26227== 
+==26227== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26227== Open file descriptor 12:
+==26227==    at 0xF84307D: pipe (pipe.c:29)
+==26227==    by 0x196B407D: ???
+==26227==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26227==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26227==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26227==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26227==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26227==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26227==    by 0x1FE694: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26227==    by 0x1F67DF: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26227==    by 0x1F9F72: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26227==    by 0x1F9E6D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26227==    by 0x1FA481: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26227==    by 0x1F4FD5: main (TestDivisionBiasTrackingModifier.cpp:18)
+==26227== 
+==26227== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26227==    at 0xF847A1C: __open_nocancel (open64_nocancel.c:39)
+==26227==    by 0xF7CBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26227==    by 0xF13F822: ???
+==26227==    by 0xF13F96F: ???
+==26227==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26227==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26227==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26227==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26227==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26227==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26227==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26227==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26227==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26227==    by 0x1FE694: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26227==    by 0x1F67DF: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26227==    by 0x1F9F72: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26227==    by 0x1F9E6D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26227==    by 0x1FA481: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26227==    by 0x1F4FD5: main (TestDivisionBiasTrackingModifier.cpp:18)
+==26227== 
+==26227== Open file descriptor 116:
+==26227==    <inherited from parent>
+==26227== 
+==26227== Open file descriptor 113:
+==26227==    <inherited from parent>
+==26227== 
+==26227== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDivisionBiasTrackingModifier_valgrind.txt
+==26227==    <inherited from parent>
+==26227== 
+==26227== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26227==    <inherited from parent>
+==26227== 
+==26227== 
+==26227== HEAP SUMMARY:
+==26227==     in use at exit: 618,281 bytes in 8,235 blocks
+==26227==   total heap usage: 7,634,500 allocs, 7,626,265 frees, 2,727,039,503 bytes allocated
+==26227== 
+==26227== LEAK SUMMARY:
+==26227==    definitely lost: 0 bytes in 0 blocks
+==26227==    indirectly lost: 0 bytes in 0 blocks
+==26227==      possibly lost: 0 bytes in 0 blocks
+==26227==    still reachable: 56 bytes in 3 blocks
+==26227==         suppressed: 618,225 bytes in 8,232 blocks
+==26227== Reachable blocks (those to which a pointer was found) are not shown.
+==26227== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26227== 
+==26227== For lists of detected and suppressed errors, rerun with: -s
+==26227== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestDynamicVentilation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDynamicVentilation_valgrind.txt
new file mode 100644
index 000000000..e954beb2e
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDynamicVentilation_valgrind.txt
@@ -0,0 +1,73 @@
+==41096== Memcheck, a memory error detector
+==41096== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41096== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41096== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestDynamicVentilation -malloc_debug -malloc_dump -memory_info
+==41096== Parent PID: 24004
+==41096== 
+==41096== 
+==41096== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41096== Open file descriptor 12:
+==41096==    at 0x51FE07D: pipe (pipe.c:29)
+==41096==    by 0x107AC07D: ???
+==41096==    by 0xBA564CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41096==    by 0x6779418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41096==    by 0x6712D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41096==    by 0x5409D38: PetscInitialize (pinit.c:924)
+==41096==    by 0x4A181D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41096==    by 0x4A18227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41096==    by 0x11807E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41096==    by 0x11378D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41096==    by 0x1160AA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41096==    by 0x115F4A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41096==    by 0x1165E1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41096==    by 0x111BB5: main (TestDynamicVentilation.cpp:19)
+==41096== 
+==41096== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41096==    at 0x5202A1C: __open_nocancel (open64_nocancel.c:39)
+==41096==    by 0x5186BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41096==    by 0x4A53822: ???
+==41096==    by 0x4A5396F: ???
+==41096==    by 0xBAFB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41096==    by 0xBAFB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41096==    by 0xBAB1922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41096==    by 0xBA562DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41096==    by 0x6779418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41096==    by 0x6712D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41096==    by 0x5409D38: PetscInitialize (pinit.c:924)
+==41096==    by 0x4A181D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41096==    by 0x4A18227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41096==    by 0x11807E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41096==    by 0x11378D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41096==    by 0x1160AA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41096==    by 0x115F4A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41096==    by 0x1165E1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41096==    by 0x111BB5: main (TestDynamicVentilation.cpp:19)
+==41096== 
+==41096== Open file descriptor 116:
+==41096==    <inherited from parent>
+==41096== 
+==41096== Open file descriptor 113:
+==41096==    <inherited from parent>
+==41096== 
+==41096== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDynamicVentilation_valgrind.txt
+==41096==    <inherited from parent>
+==41096== 
+==41096== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41096==    <inherited from parent>
+==41096== 
+==41096== 
+==41096== HEAP SUMMARY:
+==41096==     in use at exit: 618,322 bytes in 8,238 blocks
+==41096==   total heap usage: 74,110 allocs, 65,872 frees, 1,350,507,593 bytes allocated
+==41096== 
+==41096== LEAK SUMMARY:
+==41096==    definitely lost: 0 bytes in 0 blocks
+==41096==    indirectly lost: 0 bytes in 0 blocks
+==41096==      possibly lost: 0 bytes in 0 blocks
+==41096==    still reachable: 24 bytes in 2 blocks
+==41096==         suppressed: 618,298 bytes in 8,236 blocks
+==41096== Reachable blocks (those to which a pointer was found) are not shown.
+==41096== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41096== 
+==41096== For lists of detected and suppressed errors, rerun with: -s
+==41096== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestDynamicallyLoadedCellModels_valgrind.txt b/log-files/2024-10-08_17-23-11/TestDynamicallyLoadedCellModels_valgrind.txt
new file mode 100644
index 000000000..25da24fb2
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestDynamicallyLoadedCellModels_valgrind.txt
@@ -0,0 +1,73 @@
+==41666== Memcheck, a memory error detector
+==41666== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41666== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41666== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestDynamicallyLoadedCellModels -malloc_debug -malloc_dump -memory_info
+==41666== Parent PID: 24004
+==41666== 
+==41666== 
+==41666== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41666== Open file descriptor 12:
+==41666==    at 0x882407D: pipe (pipe.c:29)
+==41666==    by 0x1432F07D: ???
+==41666==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41666==    by 0x9F1F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41666==    by 0x9EB8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41666==    by 0x8BAFD38: PetscInitialize (pinit.c:924)
+==41666==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41666==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41666==    by 0x123164: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41666==    by 0x11E28F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41666==    by 0x120CE8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41666==    by 0x120B88: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41666==    by 0x12121F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41666==    by 0x119055: main (TestDynamicallyLoadedCellModels.cpp:19)
+==41666== 
+==41666== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41666==    at 0x8828A1C: __open_nocancel (open64_nocancel.c:39)
+==41666==    by 0x87ACBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41666==    by 0x848D822: ???
+==41666==    by 0x848D96F: ???
+==41666==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41666==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41666==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41666==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41666==    by 0x9F1F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41666==    by 0x9EB8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41666==    by 0x8BAFD38: PetscInitialize (pinit.c:924)
+==41666==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41666==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41666==    by 0x123164: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41666==    by 0x11E28F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41666==    by 0x120CE8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41666==    by 0x120B88: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41666==    by 0x12121F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41666==    by 0x119055: main (TestDynamicallyLoadedCellModels.cpp:19)
+==41666== 
+==41666== Open file descriptor 116:
+==41666==    <inherited from parent>
+==41666== 
+==41666== Open file descriptor 113:
+==41666==    <inherited from parent>
+==41666== 
+==41666== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestDynamicallyLoadedCellModels_valgrind.txt
+==41666==    <inherited from parent>
+==41666== 
+==41666== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41666==    <inherited from parent>
+==41666== 
+==41666== 
+==41666== HEAP SUMMARY:
+==41666==     in use at exit: 632,406 bytes in 8,265 blocks
+==41666==   total heap usage: 958,941 allocs, 950,676 frees, 1,914,138,352 bytes allocated
+==41666== 
+==41666== LEAK SUMMARY:
+==41666==    definitely lost: 0 bytes in 0 blocks
+==41666==    indirectly lost: 0 bytes in 0 blocks
+==41666==      possibly lost: 0 bytes in 0 blocks
+==41666==    still reachable: 14,165 bytes in 33 blocks
+==41666==         suppressed: 618,241 bytes in 8,232 blocks
+==41666== Reachable blocks (those to which a pointer was found) are not shown.
+==41666== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41666== 
+==41666== For lists of detected and suppressed errors, rerun with: -s
+==41666== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 31 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestEdgeInteriorSrn_valgrind.txt b/log-files/2024-10-08_17-23-11/TestEdgeInteriorSrn_valgrind.txt
new file mode 100644
index 000000000..b8af842f3
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestEdgeInteriorSrn_valgrind.txt
@@ -0,0 +1,73 @@
+==25481== Memcheck, a memory error detector
+==25481== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25481== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25481== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestEdgeInteriorSrn -malloc_debug -malloc_dump -memory_info
+==25481== Parent PID: 24004
+==25481== 
+==25481== 
+==25481== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25481== Open file descriptor 12:
+==25481==    at 0xF84307D: pipe (pipe.c:29)
+==25481==    by 0x196B407D: ???
+==25481==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25481==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25481==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25481==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25481==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25481==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25481==    by 0x130B3A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25481==    by 0x12B59D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25481==    by 0x12E2AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25481==    by 0x12E14C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25481==    by 0x12E7E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25481==    by 0x1299C5: main (TestEdgeInteriorSrn.cpp:19)
+==25481== 
+==25481== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25481==    at 0xF847A1C: __open_nocancel (open64_nocancel.c:39)
+==25481==    by 0xF7CBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25481==    by 0xF13F822: ???
+==25481==    by 0xF13F96F: ???
+==25481==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25481==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25481==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25481==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25481==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25481==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25481==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==25481==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25481==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25481==    by 0x130B3A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25481==    by 0x12B59D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25481==    by 0x12E2AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25481==    by 0x12E14C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25481==    by 0x12E7E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25481==    by 0x1299C5: main (TestEdgeInteriorSrn.cpp:19)
+==25481== 
+==25481== Open file descriptor 116:
+==25481==    <inherited from parent>
+==25481== 
+==25481== Open file descriptor 113:
+==25481==    <inherited from parent>
+==25481== 
+==25481== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestEdgeInteriorSrn_valgrind.txt
+==25481==    <inherited from parent>
+==25481== 
+==25481== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25481==    <inherited from parent>
+==25481== 
+==25481== 
+==25481== HEAP SUMMARY:
+==25481==     in use at exit: 618,370 bytes in 8,240 blocks
+==25481==   total heap usage: 90,088 allocs, 81,848 frees, 1,342,348,895 bytes allocated
+==25481== 
+==25481== LEAK SUMMARY:
+==25481==    definitely lost: 0 bytes in 0 blocks
+==25481==    indirectly lost: 0 bytes in 0 blocks
+==25481==      possibly lost: 0 bytes in 0 blocks
+==25481==    still reachable: 72 bytes in 4 blocks
+==25481==         suppressed: 618,298 bytes in 8,236 blocks
+==25481== Reachable blocks (those to which a pointer was found) are not shown.
+==25481== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25481== 
+==25481== For lists of detected and suppressed errors, rerun with: -s
+==25481== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestEdge_valgrind.txt b/log-files/2024-10-08_17-23-11/TestEdge_valgrind.txt
new file mode 100644
index 000000000..6c623de86
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestEdge_valgrind.txt
@@ -0,0 +1,73 @@
+==24509== Memcheck, a memory error detector
+==24509== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24509== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24509== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestEdge -malloc_debug -malloc_dump -memory_info
+==24509== Parent PID: 24004
+==24509== 
+==24509== 
+==24509== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24509== Open file descriptor 12:
+==24509==    at 0x815307D: pipe (pipe.c:29)
+==24509==    by 0x100CC07D: ???
+==24509==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24509==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24509==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24509==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24509==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24509==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24509==    by 0x15EC55: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24509==    by 0x15930F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24509==    by 0x15C29A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24509==    by 0x15C196: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24509==    by 0x15C7A9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24509==    by 0x157B05: main (TestEdge.cpp:18)
+==24509== 
+==24509== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24509==    at 0x8157A1C: __open_nocancel (open64_nocancel.c:39)
+==24509==    by 0x80DBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24509==    by 0x6598822: ???
+==24509==    by 0x659896F: ???
+==24509==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24509==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24509==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24509==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24509==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24509==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24509==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24509==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24509==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24509==    by 0x15EC55: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24509==    by 0x15930F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24509==    by 0x15C29A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24509==    by 0x15C196: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24509==    by 0x15C7A9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24509==    by 0x157B05: main (TestEdge.cpp:18)
+==24509== 
+==24509== Open file descriptor 116:
+==24509==    <inherited from parent>
+==24509== 
+==24509== Open file descriptor 113:
+==24509==    <inherited from parent>
+==24509== 
+==24509== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestEdge_valgrind.txt
+==24509==    <inherited from parent>
+==24509== 
+==24509== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24509==    <inherited from parent>
+==24509== 
+==24509== 
+==24509== HEAP SUMMARY:
+==24509==     in use at exit: 618,226 bytes in 8,238 blocks
+==24509==   total heap usage: 48,026 allocs, 39,788 frees, 1,338,475,488 bytes allocated
+==24509== 
+==24509== LEAK SUMMARY:
+==24509==    definitely lost: 0 bytes in 0 blocks
+==24509==    indirectly lost: 0 bytes in 0 blocks
+==24509==      possibly lost: 0 bytes in 0 blocks
+==24509==    still reachable: 24 bytes in 2 blocks
+==24509==         suppressed: 618,202 bytes in 8,236 blocks
+==24509== Reachable blocks (those to which a pointer was found) are not shown.
+==24509== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24509== 
+==24509== For lists of detected and suppressed errors, rerun with: -s
+==24509== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestElectroMechanicsExactSolution_valgrind.txt b/log-files/2024-10-08_17-23-11/TestElectroMechanicsExactSolution_valgrind.txt
new file mode 100644
index 000000000..0dbfbdf8a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestElectroMechanicsExactSolution_valgrind.txt
@@ -0,0 +1,73 @@
+==43191== Memcheck, a memory error detector
+==43191== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43191== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43191== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestElectroMechanicsExactSolution -malloc_debug -malloc_dump -memory_info
+==43191== Parent PID: 24004
+==43191== 
+==43191== 
+==43191== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43191== Open file descriptor 12:
+==43191==    at 0xAAF907D: pipe (pipe.c:29)
+==43191==    by 0x1432F07D: ???
+==43191==    by 0xD5A94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43191==    by 0xA300418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43191==    by 0xA299D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43191==    by 0xAD02D38: PetscInitialize (pinit.c:924)
+==43191==    by 0xA1C21D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43191==    by 0xA1C2227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43191==    by 0x12D4D8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43191==    by 0x12824F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43191==    by 0x12ADF6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43191==    by 0x12ACF1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43191==    by 0x12B305: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43191==    by 0x126095: main (TestElectroMechanicsExactSolution.cpp:18)
+==43191== 
+==43191== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43191==    at 0xAAFDA1C: __open_nocancel (open64_nocancel.c:39)
+==43191==    by 0xAA81BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43191==    by 0xA1FD822: ???
+==43191==    by 0xA1FD96F: ???
+==43191==    by 0xD64E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43191==    by 0xD64E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43191==    by 0xD604922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43191==    by 0xD5A92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43191==    by 0xA300418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43191==    by 0xA299D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43191==    by 0xAD02D38: PetscInitialize (pinit.c:924)
+==43191==    by 0xA1C21D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43191==    by 0xA1C2227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43191==    by 0x12D4D8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43191==    by 0x12824F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43191==    by 0x12ADF6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43191==    by 0x12ACF1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43191==    by 0x12B305: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43191==    by 0x126095: main (TestElectroMechanicsExactSolution.cpp:18)
+==43191== 
+==43191== Open file descriptor 116:
+==43191==    <inherited from parent>
+==43191== 
+==43191== Open file descriptor 113:
+==43191==    <inherited from parent>
+==43191== 
+==43191== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestElectroMechanicsExactSolution_valgrind.txt
+==43191==    <inherited from parent>
+==43191== 
+==43191== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43191==    <inherited from parent>
+==43191== 
+==43191== 
+==43191== HEAP SUMMARY:
+==43191==     in use at exit: 618,745 bytes in 8,244 blocks
+==43191==   total heap usage: 1,357,215 allocs, 1,348,971 frees, 1,489,734,752 bytes allocated
+==43191== 
+==43191== LEAK SUMMARY:
+==43191==    definitely lost: 0 bytes in 0 blocks
+==43191==    indirectly lost: 0 bytes in 0 blocks
+==43191==      possibly lost: 0 bytes in 0 blocks
+==43191==    still reachable: 24 bytes in 2 blocks
+==43191==         suppressed: 618,721 bytes in 8,242 blocks
+==43191== Reachable blocks (those to which a pointer was found) are not shown.
+==43191== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43191== 
+==43191== For lists of detected and suppressed errors, rerun with: -s
+==43191== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 38 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestElectroMechanicsProblemDefinition_valgrind.txt b/log-files/2024-10-08_17-23-11/TestElectroMechanicsProblemDefinition_valgrind.txt
new file mode 100644
index 000000000..36033fa4b
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestElectroMechanicsProblemDefinition_valgrind.txt
@@ -0,0 +1,36 @@
+==43186== Memcheck, a memory error detector
+==43186== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43186== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43186== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestElectroMechanicsProblemDefinition -malloc_debug -malloc_dump -memory_info
+==43186== Parent PID: 24004
+==43186== 
+==43186== 
+==43186== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==43186== Open file descriptor 116:
+==43186==    <inherited from parent>
+==43186== 
+==43186== Open file descriptor 113:
+==43186==    <inherited from parent>
+==43186== 
+==43186== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestElectroMechanicsProblemDefinition_valgrind.txt
+==43186==    <inherited from parent>
+==43186== 
+==43186== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43186==    <inherited from parent>
+==43186== 
+==43186== 
+==43186== HEAP SUMMARY:
+==43186==     in use at exit: 24 bytes in 2 blocks
+==43186==   total heap usage: 13,908 allocs, 13,906 frees, 1,516,395 bytes allocated
+==43186== 
+==43186== LEAK SUMMARY:
+==43186==    definitely lost: 0 bytes in 0 blocks
+==43186==    indirectly lost: 0 bytes in 0 blocks
+==43186==      possibly lost: 0 bytes in 0 blocks
+==43186==    still reachable: 24 bytes in 2 blocks
+==43186==         suppressed: 0 bytes in 0 blocks
+==43186== Reachable blocks (those to which a pointer was found) are not shown.
+==43186== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43186== 
+==43186== For lists of detected and suppressed errors, rerun with: -s
+==43186== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestElectrodes_valgrind.txt b/log-files/2024-10-08_17-23-11/TestElectrodes_valgrind.txt
new file mode 100644
index 000000000..da8a7432a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestElectrodes_valgrind.txt
@@ -0,0 +1,73 @@
+==43607== Memcheck, a memory error detector
+==43607== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43607== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43607== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestElectrodes -malloc_debug -malloc_dump -memory_info
+==43607== Parent PID: 24004
+==43607== 
+==43607== 
+==43607== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43607== Open file descriptor 12:
+==43607==    at 0xBD6B07D: pipe (pipe.c:29)
+==43607==    by 0x1432F07D: ???
+==43607==    by 0xFAE94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43607==    by 0xB659418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43607==    by 0xB5F2D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43607==    by 0xA2C6D38: PetscInitialize (pinit.c:924)
+==43607==    by 0xA19D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43607==    by 0xA19D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43607==    by 0x11B15C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43607==    by 0x1167ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43607==    by 0x118FC6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43607==    by 0x118E66: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43607==    by 0x1194FD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43607==    by 0x114C15: main (TestElectrodes.cpp:19)
+==43607== 
+==43607== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43607==    at 0xBD6FA1C: __open_nocancel (open64_nocancel.c:39)
+==43607==    by 0xBCF3BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43607==    by 0xB556822: ???
+==43607==    by 0xB55696F: ???
+==43607==    by 0xFB8E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43607==    by 0xFB8E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43607==    by 0xFB44922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43607==    by 0xFAE92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43607==    by 0xB659418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43607==    by 0xB5F2D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43607==    by 0xA2C6D38: PetscInitialize (pinit.c:924)
+==43607==    by 0xA19D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43607==    by 0xA19D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43607==    by 0x11B15C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43607==    by 0x1167ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43607==    by 0x118FC6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43607==    by 0x118E66: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43607==    by 0x1194FD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43607==    by 0x114C15: main (TestElectrodes.cpp:19)
+==43607== 
+==43607== Open file descriptor 116:
+==43607==    <inherited from parent>
+==43607== 
+==43607== Open file descriptor 113:
+==43607==    <inherited from parent>
+==43607== 
+==43607== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestElectrodes_valgrind.txt
+==43607==    <inherited from parent>
+==43607== 
+==43607== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43607==    <inherited from parent>
+==43607== 
+==43607== 
+==43607== HEAP SUMMARY:
+==43607==     in use at exit: 618,338 bytes in 8,238 blocks
+==43607==   total heap usage: 264,949 allocs, 256,711 frees, 1,364,214,746 bytes allocated
+==43607== 
+==43607== LEAK SUMMARY:
+==43607==    definitely lost: 0 bytes in 0 blocks
+==43607==    indirectly lost: 0 bytes in 0 blocks
+==43607==      possibly lost: 0 bytes in 0 blocks
+==43607==    still reachable: 24 bytes in 2 blocks
+==43607==         suppressed: 618,314 bytes in 8,236 blocks
+==43607== Reachable blocks (those to which a pointer was found) are not shown.
+==43607== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43607== 
+==43607== For lists of detected and suppressed errors, rerun with: -s
+==43607== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestElementAttributes_valgrind.txt b/log-files/2024-10-08_17-23-11/TestElementAttributes_valgrind.txt
new file mode 100644
index 000000000..90c7b16ea
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestElementAttributes_valgrind.txt
@@ -0,0 +1,73 @@
+==24419== Memcheck, a memory error detector
+==24419== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24419== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24419== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestElementAttributes -malloc_debug -malloc_dump -memory_info
+==24419== Parent PID: 24004
+==24419== 
+==24419== 
+==24419== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24419== Open file descriptor 12:
+==24419==    at 0x695907D: pipe (pipe.c:29)
+==24419==    by 0x100CC07D: ???
+==24419==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24419==    by 0x7F63418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24419==    by 0x7EFCD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24419==    by 0x6BF1D38: PetscInitialize (pinit.c:924)
+==24419==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24419==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24419==    by 0x12CF3C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24419==    by 0x127D29: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24419==    by 0x12A996: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24419==    by 0x12A836: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24419==    by 0x12AECD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24419==    by 0x126145: main (TestElementAttributes.cpp:19)
+==24419== 
+==24419== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24419==    at 0x695DA1C: __open_nocancel (open64_nocancel.c:39)
+==24419==    by 0x68E1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24419==    by 0x6598822: ???
+==24419==    by 0x659896F: ???
+==24419==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24419==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24419==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24419==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24419==    by 0x7F63418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24419==    by 0x7EFCD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24419==    by 0x6BF1D38: PetscInitialize (pinit.c:924)
+==24419==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24419==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24419==    by 0x12CF3C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24419==    by 0x127D29: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24419==    by 0x12A996: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24419==    by 0x12A836: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24419==    by 0x12AECD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24419==    by 0x126145: main (TestElementAttributes.cpp:19)
+==24419== 
+==24419== Open file descriptor 116:
+==24419==    <inherited from parent>
+==24419== 
+==24419== Open file descriptor 113:
+==24419==    <inherited from parent>
+==24419== 
+==24419== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestElementAttributes_valgrind.txt
+==24419==    <inherited from parent>
+==24419== 
+==24419== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24419==    <inherited from parent>
+==24419== 
+==24419== 
+==24419== HEAP SUMMARY:
+==24419==     in use at exit: 618,226 bytes in 8,238 blocks
+==24419==   total heap usage: 47,474 allocs, 39,236 frees, 1,338,442,520 bytes allocated
+==24419== 
+==24419== LEAK SUMMARY:
+==24419==    definitely lost: 0 bytes in 0 blocks
+==24419==    indirectly lost: 0 bytes in 0 blocks
+==24419==      possibly lost: 0 bytes in 0 blocks
+==24419==    still reachable: 24 bytes in 2 blocks
+==24419==         suppressed: 618,202 bytes in 8,236 blocks
+==24419== Reachable blocks (those to which a pointer was found) are not shown.
+==24419== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24419== 
+==24419== For lists of detected and suppressed errors, rerun with: -s
+==24419== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestElement_valgrind.txt b/log-files/2024-10-08_17-23-11/TestElement_valgrind.txt
new file mode 100644
index 000000000..09e5606b4
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestElement_valgrind.txt
@@ -0,0 +1,73 @@
+==24418== Memcheck, a memory error detector
+==24418== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24418== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24418== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestElement -malloc_debug -malloc_dump -memory_info
+==24418== Parent PID: 24004
+==24418== 
+==24418== 
+==24418== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24418== Open file descriptor 12:
+==24418==    at 0x6D4307D: pipe (pipe.c:29)
+==24418==    by 0x100CC07D: ???
+==24418==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24418==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24418==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24418==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24418==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24418==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24418==    by 0x12B5A4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24418==    by 0x12642D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24418==    by 0x12932C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24418==    by 0x1291CC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24418==    by 0x129863: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24418==    by 0x124855: main (TestElement.cpp:19)
+==24418== 
+==24418== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24418==    at 0x6D47A1C: __open_nocancel (open64_nocancel.c:39)
+==24418==    by 0x6CCBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24418==    by 0x6598822: ???
+==24418==    by 0x659896F: ???
+==24418==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24418==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24418==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24418==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24418==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24418==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24418==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24418==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24418==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24418==    by 0x12B5A4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24418==    by 0x12642D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24418==    by 0x12932C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24418==    by 0x1291CC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24418==    by 0x129863: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24418==    by 0x124855: main (TestElement.cpp:19)
+==24418== 
+==24418== Open file descriptor 116:
+==24418==    <inherited from parent>
+==24418== 
+==24418== Open file descriptor 113:
+==24418==    <inherited from parent>
+==24418== 
+==24418== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestElement_valgrind.txt
+==24418==    <inherited from parent>
+==24418== 
+==24418== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24418==    <inherited from parent>
+==24418== 
+==24418== 
+==24418== HEAP SUMMARY:
+==24418==     in use at exit: 618,226 bytes in 8,238 blocks
+==24418==   total heap usage: 65,903 allocs, 57,665 frees, 1,340,509,668 bytes allocated
+==24418== 
+==24418== LEAK SUMMARY:
+==24418==    definitely lost: 0 bytes in 0 blocks
+==24418==    indirectly lost: 0 bytes in 0 blocks
+==24418==      possibly lost: 0 bytes in 0 blocks
+==24418==    still reachable: 24 bytes in 2 blocks
+==24418==         suppressed: 618,202 bytes in 8,236 blocks
+==24418== Reachable blocks (those to which a pointer was found) are not shown.
+==24418== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24418== 
+==24418== For lists of detected and suppressed errors, rerun with: -s
+==24418== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestEllipticBoxDomainPdeModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestEllipticBoxDomainPdeModifier_valgrind.txt
new file mode 100644
index 000000000..9347380fb
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestEllipticBoxDomainPdeModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==25505== Memcheck, a memory error detector
+==25505== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25505== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25505== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestEllipticBoxDomainPdeModifier -malloc_debug -malloc_dump -memory_info
+==25505== Parent PID: 24004
+==25505== 
+==25505== 
+==25505== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25505== Open file descriptor 12:
+==25505==    at 0x1109707D: pipe (pipe.c:29)
+==25505==    by 0x196B407D: ???
+==25505==    by 0x14C1A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25505==    by 0x1099F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25505==    by 0x10938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25505==    by 0xF62FD38: PetscInitialize (pinit.c:924)
+==25505==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25505==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25505==    by 0x13AB97: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25505==    by 0x135563: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25505==    by 0x138174: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25505==    by 0x13806F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25505==    by 0x138683: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25505==    by 0x133D65: main (TestEllipticBoxDomainPdeModifier.cpp:18)
+==25505== 
+==25505== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25505==    at 0x1109BA1C: __open_nocancel (open64_nocancel.c:39)
+==25505==    by 0x1101FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25505==    by 0xF4DC822: ???
+==25505==    by 0xF4DC96F: ???
+==25505==    by 0x14CBF6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25505==    by 0x14CBF938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25505==    by 0x14C75922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25505==    by 0x14C1A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25505==    by 0x1099F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25505==    by 0x10938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25505==    by 0xF62FD38: PetscInitialize (pinit.c:924)
+==25505==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25505==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25505==    by 0x13AB97: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25505==    by 0x135563: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25505==    by 0x138174: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25505==    by 0x13806F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25505==    by 0x138683: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25505==    by 0x133D65: main (TestEllipticBoxDomainPdeModifier.cpp:18)
+==25505== 
+==25505== Open file descriptor 116:
+==25505==    <inherited from parent>
+==25505== 
+==25505== Open file descriptor 113:
+==25505==    <inherited from parent>
+==25505== 
+==25505== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestEllipticBoxDomainPdeModifier_valgrind.txt
+==25505==    <inherited from parent>
+==25505== 
+==25505== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25505==    <inherited from parent>
+==25505== 
+==25505== 
+==25505== HEAP SUMMARY:
+==25505==     in use at exit: 618,281 bytes in 8,235 blocks
+==25505==   total heap usage: 5,616,018 allocs, 5,607,783 frees, 1,928,661,450 bytes allocated
+==25505== 
+==25505== LEAK SUMMARY:
+==25505==    definitely lost: 0 bytes in 0 blocks
+==25505==    indirectly lost: 0 bytes in 0 blocks
+==25505==      possibly lost: 0 bytes in 0 blocks
+==25505==    still reachable: 56 bytes in 3 blocks
+==25505==         suppressed: 618,225 bytes in 8,232 blocks
+==25505== Reachable blocks (those to which a pointer was found) are not shown.
+==25505== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25505== 
+==25505== For lists of detected and suppressed errors, rerun with: -s
+==25505== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestEllipticGrowingDomainPdeModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestEllipticGrowingDomainPdeModifier_valgrind.txt
new file mode 100644
index 000000000..1a20540f6
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestEllipticGrowingDomainPdeModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==25512== Memcheck, a memory error detector
+==25512== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25512== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25512== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestEllipticGrowingDomainPdeModifier -malloc_debug -malloc_dump -memory_info
+==25512== Parent PID: 24004
+==25512== 
+==25512== 
+==25512== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25512== Open file descriptor 12:
+==25512==    at 0x1117E07D: pipe (pipe.c:29)
+==25512==    by 0x196B407D: ???
+==25512==    by 0x14C1A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25512==    by 0x1099F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25512==    by 0x10938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25512==    by 0xF62FD38: PetscInitialize (pinit.c:924)
+==25512==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25512==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25512==    by 0x13FC51: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25512==    by 0x139D3D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25512==    by 0x13CDD4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25512==    by 0x13CC74: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25512==    by 0x13D30B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25512==    by 0x138165: main (TestEllipticGrowingDomainPdeModifier.cpp:19)
+==25512== 
+==25512== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25512==    at 0x11182A1C: __open_nocancel (open64_nocancel.c:39)
+==25512==    by 0x11106BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25512==    by 0xF4DC822: ???
+==25512==    by 0xF4DC96F: ???
+==25512==    by 0x14CBF6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25512==    by 0x14CBF938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25512==    by 0x14C75922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25512==    by 0x14C1A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25512==    by 0x1099F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25512==    by 0x10938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25512==    by 0xF62FD38: PetscInitialize (pinit.c:924)
+==25512==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25512==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25512==    by 0x13FC51: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25512==    by 0x139D3D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25512==    by 0x13CDD4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25512==    by 0x13CC74: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25512==    by 0x13D30B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25512==    by 0x138165: main (TestEllipticGrowingDomainPdeModifier.cpp:19)
+==25512== 
+==25512== Open file descriptor 116:
+==25512==    <inherited from parent>
+==25512== 
+==25512== Open file descriptor 113:
+==25512==    <inherited from parent>
+==25512== 
+==25512== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestEllipticGrowingDomainPdeModifier_valgrind.txt
+==25512==    <inherited from parent>
+==25512== 
+==25512== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25512==    <inherited from parent>
+==25512== 
+==25512== 
+==25512== HEAP SUMMARY:
+==25512==     in use at exit: 618,354 bytes in 8,239 blocks
+==25512==   total heap usage: 1,610,272 allocs, 1,602,033 frees, 1,438,380,715 bytes allocated
+==25512== 
+==25512== LEAK SUMMARY:
+==25512==    definitely lost: 0 bytes in 0 blocks
+==25512==    indirectly lost: 0 bytes in 0 blocks
+==25512==      possibly lost: 0 bytes in 0 blocks
+==25512==    still reachable: 56 bytes in 3 blocks
+==25512==         suppressed: 618,298 bytes in 8,236 blocks
+==25512== Reachable blocks (those to which a pointer was found) are not shown.
+==25512== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25512== 
+==25512== For lists of detected and suppressed errors, rerun with: -s
+==25512== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestException_valgrind.txt b/log-files/2024-10-08_17-23-11/TestException_valgrind.txt
new file mode 100644
index 000000000..8c9dc655f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestException_valgrind.txt
@@ -0,0 +1,73 @@
+==24067== Memcheck, a memory error detector
+==24067== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24067== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24067== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestException -malloc_debug -malloc_dump -memory_info
+==24067== Parent PID: 24004
+==24067== 
+==24067== 
+==24067== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24067== Open file descriptor 12:
+==24067==    at 0x4CB207D: pipe (pipe.c:29)
+==24067==    by 0xAEA507D: ???
+==24067==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24067==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24067==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24067==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24067==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24067==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24067==    by 0x114E36: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24067==    by 0x1105AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24067==    by 0x112ED8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24067==    by 0x112D78: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24067==    by 0x11340F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24067==    by 0x10E9D5: main (TestException.cpp:19)
+==24067== 
+==24067== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24067==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24067==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24067==    by 0x4935822: ???
+==24067==    by 0x493596F: ???
+==24067==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24067==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24067==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24067==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24067==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24067==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24067==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24067==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24067==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24067==    by 0x114E36: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24067==    by 0x1105AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24067==    by 0x112ED8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24067==    by 0x112D78: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24067==    by 0x11340F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24067==    by 0x10E9D5: main (TestException.cpp:19)
+==24067== 
+==24067== Open file descriptor 116:
+==24067==    <inherited from parent>
+==24067== 
+==24067== Open file descriptor 113:
+==24067==    <inherited from parent>
+==24067== 
+==24067== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestException_valgrind.txt
+==24067==    <inherited from parent>
+==24067== 
+==24067== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24067==    <inherited from parent>
+==24067== 
+==24067== 
+==24067== HEAP SUMMARY:
+==24067==     in use at exit: 617,842 bytes in 8,238 blocks
+==24067==   total heap usage: 45,183 allocs, 36,945 frees, 1,338,186,606 bytes allocated
+==24067== 
+==24067== LEAK SUMMARY:
+==24067==    definitely lost: 0 bytes in 0 blocks
+==24067==    indirectly lost: 0 bytes in 0 blocks
+==24067==      possibly lost: 0 bytes in 0 blocks
+==24067==    still reachable: 24 bytes in 2 blocks
+==24067==         suppressed: 617,818 bytes in 8,236 blocks
+==24067== Reachable blocks (those to which a pointer was found) are not shown.
+==24067== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24067== 
+==24067== For lists of detected and suppressed errors, rerun with: -s
+==24067== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestExecutableSupport_valgrind.txt b/log-files/2024-10-08_17-23-11/TestExecutableSupport_valgrind.txt
new file mode 100644
index 000000000..7027cd91d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestExecutableSupport_valgrind.txt
@@ -0,0 +1,79 @@
+==24068== Memcheck, a memory error detector
+==24068== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24068== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24068== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestExecutableSupport -malloc_debug -malloc_dump -memory_info
+==24068== Parent PID: 24004
+==24068== 
+==24068== 
+==24068== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24068== Open file descriptor 12:
+==24068==    at 0x4CB207D: pipe (pipe.c:29)
+==24068==    by 0xAEA507D: ???
+==24068==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24068==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24068==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24068==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24068==    by 0x48D632C: ExecutableSupport::InitializePetsc(int*, char***) (ExecutableSupport.cpp:115)
+==24068==    by 0x48D7EC0: ExecutableSupport::StandardStartup(int*, char***) (ExecutableSupport.cpp:455)
+==24068==    by 0x1120FD: TestExecutableSupport::TestStaticMethods() (TestExecutableSupport.hpp:55)
+==24068==    by 0x1124BC: TestDescription_TestExecutableSupport_TestStaticMethods::runTest() (TestExecutableSupport.cpp:30)
+==24068==    by 0x10D6CA: CxxTest::RealTestDescription::run() (RealDescriptions.cpp:96)
+==24068==    by 0x1103DA: CxxTest::TestRunner::runTest(CxxTest::TestDescription&) (TestRunner.h:74)
+==24068==    by 0x1102BF: CxxTest::TestRunner::runSuite(CxxTest::SuiteDescription&) (TestRunner.h:61)
+==24068==    by 0x110165: CxxTest::TestRunner::runWorld() (TestRunner.h:46)
+==24068==    by 0x110027: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24068==    by 0x11063B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24068==    by 0x10C695: main (TestExecutableSupport.cpp:18)
+==24068== 
+==24068== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24068==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24068==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24068==    by 0x4935822: ???
+==24068==    by 0x493596F: ???
+==24068==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24068==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24068==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24068==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24068==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24068==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24068==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24068==    by 0x48D632C: ExecutableSupport::InitializePetsc(int*, char***) (ExecutableSupport.cpp:115)
+==24068==    by 0x48D7EC0: ExecutableSupport::StandardStartup(int*, char***) (ExecutableSupport.cpp:455)
+==24068==    by 0x1120FD: TestExecutableSupport::TestStaticMethods() (TestExecutableSupport.hpp:55)
+==24068==    by 0x1124BC: TestDescription_TestExecutableSupport_TestStaticMethods::runTest() (TestExecutableSupport.cpp:30)
+==24068==    by 0x10D6CA: CxxTest::RealTestDescription::run() (RealDescriptions.cpp:96)
+==24068==    by 0x1103DA: CxxTest::TestRunner::runTest(CxxTest::TestDescription&) (TestRunner.h:74)
+==24068==    by 0x1102BF: CxxTest::TestRunner::runSuite(CxxTest::SuiteDescription&) (TestRunner.h:61)
+==24068==    by 0x110165: CxxTest::TestRunner::runWorld() (TestRunner.h:46)
+==24068==    by 0x110027: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24068==    by 0x11063B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24068==    by 0x10C695: main (TestExecutableSupport.cpp:18)
+==24068== 
+==24068== Open file descriptor 116:
+==24068==    <inherited from parent>
+==24068== 
+==24068== Open file descriptor 113:
+==24068==    <inherited from parent>
+==24068== 
+==24068== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestExecutableSupport_valgrind.txt
+==24068==    <inherited from parent>
+==24068== 
+==24068== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24068==    <inherited from parent>
+==24068== 
+==24068== 
+==24068== HEAP SUMMARY:
+==24068==     in use at exit: 617,842 bytes in 8,238 blocks
+==24068==   total heap usage: 45,222 allocs, 36,984 frees, 1,338,262,308 bytes allocated
+==24068== 
+==24068== LEAK SUMMARY:
+==24068==    definitely lost: 0 bytes in 0 blocks
+==24068==    indirectly lost: 0 bytes in 0 blocks
+==24068==      possibly lost: 0 bytes in 0 blocks
+==24068==    still reachable: 24 bytes in 2 blocks
+==24068==         suppressed: 617,818 bytes in 8,236 blocks
+==24068== Reachable blocks (those to which a pointer was found) are not shown.
+==24068== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24068== 
+==24068== For lists of detected and suppressed errors, rerun with: -s
+==24068== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestExplicitCardiacMechanicsSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestExplicitCardiacMechanicsSolver_valgrind.txt
new file mode 100644
index 000000000..749241513
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestExplicitCardiacMechanicsSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==43211== Memcheck, a memory error detector
+==43211== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43211== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43211== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestExplicitCardiacMechanicsSolver -malloc_debug -malloc_dump -memory_info
+==43211== Parent PID: 24004
+==43211== 
+==43211== 
+==43211== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43211== Open file descriptor 12:
+==43211==    at 0xAB1D07D: pipe (pipe.c:29)
+==43211==    by 0x1433107D: ???
+==43211==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43211==    by 0xC096418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43211==    by 0xC02FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43211==    by 0xAD26D38: PetscInitialize (pinit.c:924)
+==43211==    by 0xA31D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43211==    by 0xA31D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43211==    by 0x12399A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43211==    by 0x11ED4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43211==    by 0x1218A6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43211==    by 0x121746: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43211==    by 0x121DDD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43211==    by 0x11D175: main (TestExplicitCardiacMechanicsSolver.cpp:19)
+==43211== 
+==43211== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43211==    at 0xAB21A1C: __open_nocancel (open64_nocancel.c:39)
+==43211==    by 0xAAA5BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43211==    by 0xA358822: ???
+==43211==    by 0xA35896F: ???
+==43211==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43211==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43211==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43211==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43211==    by 0xC096418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43211==    by 0xC02FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43211==    by 0xAD26D38: PetscInitialize (pinit.c:924)
+==43211==    by 0xA31D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43211==    by 0xA31D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43211==    by 0x12399A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43211==    by 0x11ED4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43211==    by 0x1218A6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43211==    by 0x121746: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43211==    by 0x121DDD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43211==    by 0x11D175: main (TestExplicitCardiacMechanicsSolver.cpp:19)
+==43211== 
+==43211== Open file descriptor 116:
+==43211==    <inherited from parent>
+==43211== 
+==43211== Open file descriptor 113:
+==43211==    <inherited from parent>
+==43211== 
+==43211== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestExplicitCardiacMechanicsSolver_valgrind.txt
+==43211==    <inherited from parent>
+==43211== 
+==43211== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43211==    <inherited from parent>
+==43211== 
+==43211== 
+==43211== HEAP SUMMARY:
+==43211==     in use at exit: 618,265 bytes in 8,234 blocks
+==43211==   total heap usage: 1,798,672 allocs, 1,790,438 frees, 1,540,122,935 bytes allocated
+==43211== 
+==43211== LEAK SUMMARY:
+==43211==    definitely lost: 0 bytes in 0 blocks
+==43211==    indirectly lost: 0 bytes in 0 blocks
+==43211==      possibly lost: 0 bytes in 0 blocks
+==43211==    still reachable: 24 bytes in 2 blocks
+==43211==         suppressed: 618,241 bytes in 8,232 blocks
+==43211== Reachable blocks (those to which a pointer was found) are not shown.
+==43211== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43211== 
+==43211== For lists of detected and suppressed errors, rerun with: -s
+==43211== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 31 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestExtendedBidomainProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestExtendedBidomainProblem_valgrind.txt
new file mode 100644
index 000000000..3b9a809cd
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestExtendedBidomainProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==41280== Memcheck, a memory error detector
+==41280== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41280== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41280== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestExtendedBidomainProblem -malloc_debug -malloc_dump -memory_info
+==41280== Parent PID: 24004
+==41280== 
+==41280== 
+==41280== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41280== Open file descriptor 12:
+==41280==    at 0xA99407D: pipe (pipe.c:29)
+==41280==    by 0x1432F07D: ???
+==41280==    by 0xD95E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41280==    by 0xA282418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41280==    by 0xA21BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41280==    by 0xAD1FD38: PetscInitialize (pinit.c:924)
+==41280==    by 0xA1441D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41280==    by 0xA144227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41280==    by 0x124904: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41280==    by 0x11F9B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41280==    by 0x12261C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41280==    by 0x122517: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41280==    by 0x122B2B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41280==    by 0x11E1B5: main (TestExtendedBidomainProblem.cpp:18)
+==41280== 
+==41280== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41280==    at 0xA998A1C: __open_nocancel (open64_nocancel.c:39)
+==41280==    by 0xA91CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41280==    by 0xA17F822: ???
+==41280==    by 0xA17F96F: ???
+==41280==    by 0xDA036DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41280==    by 0xDA03938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41280==    by 0xD9B9922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41280==    by 0xD95E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41280==    by 0xA282418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41280==    by 0xA21BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41280==    by 0xAD1FD38: PetscInitialize (pinit.c:924)
+==41280==    by 0xA1441D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41280==    by 0xA144227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41280==    by 0x124904: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41280==    by 0x11F9B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41280==    by 0x12261C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41280==    by 0x122517: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41280==    by 0x122B2B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41280==    by 0x11E1B5: main (TestExtendedBidomainProblem.cpp:18)
+==41280== 
+==41280== Open file descriptor 116:
+==41280==    <inherited from parent>
+==41280== 
+==41280== Open file descriptor 113:
+==41280==    <inherited from parent>
+==41280== 
+==41280== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestExtendedBidomainProblem_valgrind.txt
+==41280==    <inherited from parent>
+==41280== 
+==41280== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41280==    <inherited from parent>
+==41280== 
+==41280== 
+==41280== HEAP SUMMARY:
+==41280==     in use at exit: 618,745 bytes in 8,244 blocks
+==41280==   total heap usage: 2,372,930 allocs, 2,364,686 frees, 2,468,285,984 bytes allocated
+==41280== 
+==41280== LEAK SUMMARY:
+==41280==    definitely lost: 0 bytes in 0 blocks
+==41280==    indirectly lost: 0 bytes in 0 blocks
+==41280==      possibly lost: 0 bytes in 0 blocks
+==41280==    still reachable: 24 bytes in 2 blocks
+==41280==         suppressed: 618,721 bytes in 8,242 blocks
+==41280== Reachable blocks (those to which a pointer was found) are not shown.
+==41280== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41280== 
+==41280== For lists of detected and suppressed errors, rerun with: -s
+==41280== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 36 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestExtendedBidomainTissue_valgrind.txt b/log-files/2024-10-08_17-23-11/TestExtendedBidomainTissue_valgrind.txt
new file mode 100644
index 000000000..cfb7efffb
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestExtendedBidomainTissue_valgrind.txt
@@ -0,0 +1,73 @@
+==41273== Memcheck, a memory error detector
+==41273== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41273== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41273== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestExtendedBidomainTissue -malloc_debug -malloc_dump -memory_info
+==41273== Parent PID: 24004
+==41273== 
+==41273== 
+==41273== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41273== Open file descriptor 12:
+==41273==    at 0xBBAA07D: pipe (pipe.c:29)
+==41273==    by 0x1432F07D: ???
+==41273==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41273==    by 0xBF27418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41273==    by 0xBEC0D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41273==    by 0xA25FD38: PetscInitialize (pinit.c:924)
+==41273==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41273==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41273==    by 0x13BB6A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41273==    by 0x136223: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41273==    by 0x1389FA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41273==    by 0x1388F6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41273==    by 0x138F09: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41273==    by 0x134A25: main (TestExtendedBidomainTissue.cpp:18)
+==41273== 
+==41273== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41273==    at 0xBBAEA1C: __open_nocancel (open64_nocancel.c:39)
+==41273==    by 0xBB32BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41273==    by 0xA10C822: ???
+==41273==    by 0xA10C96F: ???
+==41273==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41273==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41273==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41273==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41273==    by 0xBF27418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41273==    by 0xBEC0D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41273==    by 0xA25FD38: PetscInitialize (pinit.c:924)
+==41273==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41273==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41273==    by 0x13BB6A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41273==    by 0x136223: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41273==    by 0x1389FA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41273==    by 0x1388F6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41273==    by 0x138F09: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41273==    by 0x134A25: main (TestExtendedBidomainTissue.cpp:18)
+==41273== 
+==41273== Open file descriptor 116:
+==41273==    <inherited from parent>
+==41273== 
+==41273== Open file descriptor 113:
+==41273==    <inherited from parent>
+==41273== 
+==41273== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestExtendedBidomainTissue_valgrind.txt
+==41273==    <inherited from parent>
+==41273== 
+==41273== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41273==    <inherited from parent>
+==41273== 
+==41273== 
+==41273== HEAP SUMMARY:
+==41273==     in use at exit: 618,338 bytes in 8,238 blocks
+==41273==   total heap usage: 120,933 allocs, 112,695 frees, 1,354,349,512 bytes allocated
+==41273== 
+==41273== LEAK SUMMARY:
+==41273==    definitely lost: 0 bytes in 0 blocks
+==41273==    indirectly lost: 0 bytes in 0 blocks
+==41273==      possibly lost: 0 bytes in 0 blocks
+==41273==    still reachable: 24 bytes in 2 blocks
+==41273==         suppressed: 618,314 bytes in 8,236 blocks
+==41273== Reachable blocks (those to which a pointer was found) are not shown.
+==41273== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41273== 
+==41273== For lists of detected and suppressed errors, rerun with: -s
+==41273== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestExtendedVsBidomainProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestExtendedVsBidomainProblem_valgrind.txt
new file mode 100644
index 000000000..49546d34a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestExtendedVsBidomainProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==41262== Memcheck, a memory error detector
+==41262== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41262== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41262== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestExtendedVsBidomainProblem -malloc_debug -malloc_dump -memory_info
+==41262== Parent PID: 24004
+==41262== 
+==41262== 
+==41262== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41262== Open file descriptor 12:
+==41262==    at 0xABFA07D: pipe (pipe.c:29)
+==41262==    by 0x1432F07D: ???
+==41262==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41262==    by 0xC2F5418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41262==    by 0xC28ED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41262==    by 0xAF85D38: PetscInitialize (pinit.c:924)
+==41262==    by 0xA4E11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41262==    by 0xA4E1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41262==    by 0x12E254: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41262==    by 0x128EAD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41262==    by 0x12C1D6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41262==    by 0x12C076: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41262==    by 0x12C70D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41262==    by 0x1272D5: main (TestExtendedVsBidomainProblem.cpp:19)
+==41262== 
+==41262== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41262==    at 0xABFEA1C: __open_nocancel (open64_nocancel.c:39)
+==41262==    by 0xAB82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41262==    by 0xA51C822: ???
+==41262==    by 0xA51C96F: ???
+==41262==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41262==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41262==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41262==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41262==    by 0xC2F5418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41262==    by 0xC28ED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41262==    by 0xAF85D38: PetscInitialize (pinit.c:924)
+==41262==    by 0xA4E11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41262==    by 0xA4E1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41262==    by 0x12E254: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41262==    by 0x128EAD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41262==    by 0x12C1D6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41262==    by 0x12C076: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41262==    by 0x12C70D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41262==    by 0x1272D5: main (TestExtendedVsBidomainProblem.cpp:19)
+==41262== 
+==41262== Open file descriptor 116:
+==41262==    <inherited from parent>
+==41262== 
+==41262== Open file descriptor 113:
+==41262==    <inherited from parent>
+==41262== 
+==41262== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestExtendedVsBidomainProblem_valgrind.txt
+==41262==    <inherited from parent>
+==41262== 
+==41262== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41262==    <inherited from parent>
+==41262== 
+==41262== 
+==41262== HEAP SUMMARY:
+==41262==     in use at exit: 618,818 bytes in 8,248 blocks
+==41262==   total heap usage: 466,063 allocs, 457,815 frees, 1,446,178,484 bytes allocated
+==41262== 
+==41262== LEAK SUMMARY:
+==41262==    definitely lost: 0 bytes in 0 blocks
+==41262==    indirectly lost: 0 bytes in 0 blocks
+==41262==      possibly lost: 0 bytes in 0 blocks
+==41262==    still reachable: 24 bytes in 2 blocks
+==41262==         suppressed: 618,794 bytes in 8,246 blocks
+==41262== Reachable blocks (those to which a pointer was found) are not shown.
+==41262== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41262== 
+==41262== For lists of detected and suppressed errors, rerun with: -s
+==41262== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 64 from 38)
diff --git a/log-files/2024-10-08_17-23-11/TestExtrinsicPullModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestExtrinsicPullModifier_valgrind.txt
new file mode 100644
index 000000000..8b4e14ae3
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestExtrinsicPullModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==26295== Memcheck, a memory error detector
+==26295== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26295== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26295== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestExtrinsicPullModifier -malloc_debug -malloc_dump -memory_info
+==26295== Parent PID: 24004
+==26295== 
+==26295== 
+==26295== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26295== Open file descriptor 12:
+==26295==    at 0xF84307D: pipe (pipe.c:29)
+==26295==    by 0x196B407D: ???
+==26295==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26295==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26295==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26295==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26295==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26295==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26295==    by 0x1FC280: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26295==    by 0x1F453F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26295==    by 0x1F7DA6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26295==    by 0x1F7CA1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26295==    by 0x1F82B5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26295==    by 0x1F2D35: main (TestExtrinsicPullModifier.cpp:18)
+==26295== 
+==26295== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26295==    at 0xF847A1C: __open_nocancel (open64_nocancel.c:39)
+==26295==    by 0xF7CBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26295==    by 0xF13F822: ???
+==26295==    by 0xF13F96F: ???
+==26295==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26295==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26295==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26295==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26295==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26295==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26295==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26295==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26295==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26295==    by 0x1FC280: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26295==    by 0x1F453F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26295==    by 0x1F7DA6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26295==    by 0x1F7CA1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26295==    by 0x1F82B5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26295==    by 0x1F2D35: main (TestExtrinsicPullModifier.cpp:18)
+==26295== 
+==26295== Open file descriptor 116:
+==26295==    <inherited from parent>
+==26295== 
+==26295== Open file descriptor 113:
+==26295==    <inherited from parent>
+==26295== 
+==26295== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestExtrinsicPullModifier_valgrind.txt
+==26295==    <inherited from parent>
+==26295== 
+==26295== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26295==    <inherited from parent>
+==26295== 
+==26295== 
+==26295== HEAP SUMMARY:
+==26295==     in use at exit: 618,354 bytes in 8,239 blocks
+==26295==   total heap usage: 223,577 allocs, 215,338 frees, 1,365,677,653 bytes allocated
+==26295== 
+==26295== LEAK SUMMARY:
+==26295==    definitely lost: 0 bytes in 0 blocks
+==26295==    indirectly lost: 0 bytes in 0 blocks
+==26295==      possibly lost: 0 bytes in 0 blocks
+==26295==    still reachable: 56 bytes in 3 blocks
+==26295==         suppressed: 618,298 bytes in 8,236 blocks
+==26295== Reachable blocks (those to which a pointer was found) are not shown.
+==26295== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26295== 
+==26295== For lists of detected and suppressed errors, rerun with: -s
+==26295== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 36 from 36)
diff --git a/log-files/2024-10-08_17-23-11/TestFemlabMeshReader_valgrind.txt b/log-files/2024-10-08_17-23-11/TestFemlabMeshReader_valgrind.txt
new file mode 100644
index 000000000..cb77834a6
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestFemlabMeshReader_valgrind.txt
@@ -0,0 +1,73 @@
+==24578== Memcheck, a memory error detector
+==24578== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24578== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24578== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestFemlabMeshReader -malloc_debug -malloc_dump -memory_info
+==24578== Parent PID: 24004
+==24578== 
+==24578== 
+==24578== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24578== Open file descriptor 12:
+==24578==    at 0x691707D: pipe (pipe.c:29)
+==24578==    by 0x100CC07D: ???
+==24578==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24578==    by 0x7F63418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24578==    by 0x7EFCD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24578==    by 0x6BF1D38: PetscInitialize (pinit.c:924)
+==24578==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24578==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24578==    by 0x116D7C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24578==    by 0x11236D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24578==    by 0x114DBE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24578==    by 0x114C5E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24578==    by 0x1152F5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24578==    by 0x110795: main (TestFemlabMeshReader.cpp:19)
+==24578== 
+==24578== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24578==    at 0x691BA1C: __open_nocancel (open64_nocancel.c:39)
+==24578==    by 0x689FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24578==    by 0x6598822: ???
+==24578==    by 0x659896F: ???
+==24578==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24578==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24578==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24578==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24578==    by 0x7F63418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24578==    by 0x7EFCD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24578==    by 0x6BF1D38: PetscInitialize (pinit.c:924)
+==24578==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24578==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24578==    by 0x116D7C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24578==    by 0x11236D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24578==    by 0x114DBE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24578==    by 0x114C5E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24578==    by 0x1152F5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24578==    by 0x110795: main (TestFemlabMeshReader.cpp:19)
+==24578== 
+==24578== Open file descriptor 116:
+==24578==    <inherited from parent>
+==24578== 
+==24578== Open file descriptor 113:
+==24578==    <inherited from parent>
+==24578== 
+==24578== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestFemlabMeshReader_valgrind.txt
+==24578==    <inherited from parent>
+==24578== 
+==24578== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24578==    <inherited from parent>
+==24578== 
+==24578== 
+==24578== HEAP SUMMARY:
+==24578==     in use at exit: 618,226 bytes in 8,238 blocks
+==24578==   total heap usage: 68,512 allocs, 60,274 frees, 1,339,841,076 bytes allocated
+==24578== 
+==24578== LEAK SUMMARY:
+==24578==    definitely lost: 0 bytes in 0 blocks
+==24578==    indirectly lost: 0 bytes in 0 blocks
+==24578==      possibly lost: 0 bytes in 0 blocks
+==24578==    still reachable: 24 bytes in 2 blocks
+==24578==         suppressed: 618,202 bytes in 8,236 blocks
+==24578== Reachable blocks (those to which a pointer was found) are not shown.
+==24578== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24578== 
+==24578== For lists of detected and suppressed errors, rerun with: -s
+==24578== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestFibreReaderAbilityExtendedBidomainProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestFibreReaderAbilityExtendedBidomainProblem_valgrind.txt
new file mode 100644
index 000000000..d9e10027b
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestFibreReaderAbilityExtendedBidomainProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==41282== Memcheck, a memory error detector
+==41282== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41282== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41282== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestFibreReaderAbilityExtendedBidomainProblem -malloc_debug -malloc_dump -memory_info
+==41282== Parent PID: 24004
+==41282== 
+==41282== 
+==41282== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41282== Open file descriptor 12:
+==41282==    at 0xA7EA07D: pipe (pipe.c:29)
+==41282==    by 0x1432F07D: ???
+==41282==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41282==    by 0xBEE3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41282==    by 0xBE7CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41282==    by 0xAB73D38: PetscInitialize (pinit.c:924)
+==41282==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41282==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41282==    by 0x128E4C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41282==    by 0x123553: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41282==    by 0x126214: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41282==    by 0x12610F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41282==    by 0x126723: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41282==    by 0x121D55: main (TestFibreReaderAbilityExtendedBidomainProblem.cpp:18)
+==41282== 
+==41282== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41282==    at 0xA7EEA1C: __open_nocancel (open64_nocancel.c:39)
+==41282==    by 0xA772BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41282==    by 0xA10C822: ???
+==41282==    by 0xA10C96F: ???
+==41282==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41282==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41282==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41282==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41282==    by 0xBEE3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41282==    by 0xBE7CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41282==    by 0xAB73D38: PetscInitialize (pinit.c:924)
+==41282==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41282==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41282==    by 0x128E4C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41282==    by 0x123553: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41282==    by 0x126214: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41282==    by 0x12610F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41282==    by 0x126723: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41282==    by 0x121D55: main (TestFibreReaderAbilityExtendedBidomainProblem.cpp:18)
+==41282== 
+==41282== Open file descriptor 116:
+==41282==    <inherited from parent>
+==41282== 
+==41282== Open file descriptor 113:
+==41282==    <inherited from parent>
+==41282== 
+==41282== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestFibreReaderAbilityExtendedBidomainProblem_valgrind.txt
+==41282==    <inherited from parent>
+==41282== 
+==41282== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41282==    <inherited from parent>
+==41282== 
+==41282== 
+==41282== HEAP SUMMARY:
+==41282==     in use at exit: 618,338 bytes in 8,238 blocks
+==41282==   total heap usage: 115,876 allocs, 107,638 frees, 1,342,959,336 bytes allocated
+==41282== 
+==41282== LEAK SUMMARY:
+==41282==    definitely lost: 0 bytes in 0 blocks
+==41282==    indirectly lost: 0 bytes in 0 blocks
+==41282==      possibly lost: 0 bytes in 0 blocks
+==41282==    still reachable: 24 bytes in 2 blocks
+==41282==         suppressed: 618,314 bytes in 8,236 blocks
+==41282== Reachable blocks (those to which a pointer was found) are not shown.
+==41282== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41282== 
+==41282== For lists of detected and suppressed errors, rerun with: -s
+==41282== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestFibreReader_valgrind.txt b/log-files/2024-10-08_17-23-11/TestFibreReader_valgrind.txt
new file mode 100644
index 000000000..23ba726bb
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestFibreReader_valgrind.txt
@@ -0,0 +1,36 @@
+==41326== Memcheck, a memory error detector
+==41326== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41326== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41326== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestFibreReader -malloc_debug -malloc_dump -memory_info
+==41326== Parent PID: 24004
+==41326== 
+==41326== 
+==41326== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==41326== Open file descriptor 116:
+==41326==    <inherited from parent>
+==41326== 
+==41326== Open file descriptor 113:
+==41326==    <inherited from parent>
+==41326== 
+==41326== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestFibreReader_valgrind.txt
+==41326==    <inherited from parent>
+==41326== 
+==41326== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41326==    <inherited from parent>
+==41326== 
+==41326== 
+==41326== HEAP SUMMARY:
+==41326==     in use at exit: 24 bytes in 2 blocks
+==41326==   total heap usage: 9,356 allocs, 9,354 frees, 3,309,570 bytes allocated
+==41326== 
+==41326== LEAK SUMMARY:
+==41326==    definitely lost: 0 bytes in 0 blocks
+==41326==    indirectly lost: 0 bytes in 0 blocks
+==41326==      possibly lost: 0 bytes in 0 blocks
+==41326==    still reachable: 24 bytes in 2 blocks
+==41326==         suppressed: 0 bytes in 0 blocks
+==41326== Reachable blocks (those to which a pointer was found) are not shown.
+==41326== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41326== 
+==41326== For lists of detected and suppressed errors, rerun with: -s
+==41326== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestFibreWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestFibreWriter_valgrind.txt
new file mode 100644
index 000000000..5029c68c9
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestFibreWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==41327== Memcheck, a memory error detector
+==41327== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41327== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41327== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestFibreWriter -malloc_debug -malloc_dump -memory_info
+==41327== Parent PID: 24004
+==41327== 
+==41327== 
+==41327== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41327== Open file descriptor 12:
+==41327==    at 0x9A2407D: pipe (pipe.c:29)
+==41327==    by 0x1433107D: ???
+==41327==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41327==    by 0x9659418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41327==    by 0x95F2D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41327==    by 0x82C6D38: PetscInitialize (pinit.c:924)
+==41327==    by 0x819B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41327==    by 0x819B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41327==    by 0x11BA8B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41327==    by 0x1155D3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41327==    by 0x117F74: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41327==    by 0x117E6F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41327==    by 0x118483: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41327==    by 0x113DD5: main (TestFibreWriter.cpp:18)
+==41327== 
+==41327== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41327==    at 0x9A28A1C: __open_nocancel (open64_nocancel.c:39)
+==41327==    by 0x99ACBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41327==    by 0x9556822: ???
+==41327==    by 0x955696F: ???
+==41327==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41327==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41327==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41327==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41327==    by 0x9659418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41327==    by 0x95F2D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41327==    by 0x82C6D38: PetscInitialize (pinit.c:924)
+==41327==    by 0x819B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41327==    by 0x819B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41327==    by 0x11BA8B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41327==    by 0x1155D3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41327==    by 0x117F74: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41327==    by 0x117E6F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41327==    by 0x118483: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41327==    by 0x113DD5: main (TestFibreWriter.cpp:18)
+==41327== 
+==41327== Open file descriptor 116:
+==41327==    <inherited from parent>
+==41327== 
+==41327== Open file descriptor 113:
+==41327==    <inherited from parent>
+==41327== 
+==41327== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestFibreWriter_valgrind.txt
+==41327==    <inherited from parent>
+==41327== 
+==41327== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41327==    <inherited from parent>
+==41327== 
+==41327== 
+==41327== HEAP SUMMARY:
+==41327==     in use at exit: 618,338 bytes in 8,238 blocks
+==41327==   total heap usage: 57,351 allocs, 49,113 frees, 1,339,750,838 bytes allocated
+==41327== 
+==41327== LEAK SUMMARY:
+==41327==    definitely lost: 0 bytes in 0 blocks
+==41327==    indirectly lost: 0 bytes in 0 blocks
+==41327==      possibly lost: 0 bytes in 0 blocks
+==41327==    still reachable: 24 bytes in 2 blocks
+==41327==         suppressed: 618,314 bytes in 8,236 blocks
+==41327== Reachable blocks (those to which a pointer was found) are not shown.
+==41327== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41327== 
+==41327== For lists of detected and suppressed errors, rerun with: -s
+==41327== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestFileComparison_valgrind.txt b/log-files/2024-10-08_17-23-11/TestFileComparison_valgrind.txt
new file mode 100644
index 000000000..5ddc35342
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestFileComparison_valgrind.txt
@@ -0,0 +1,73 @@
+==24101== Memcheck, a memory error detector
+==24101== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24101== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24101== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestFileComparison -malloc_debug -malloc_dump -memory_info
+==24101== Parent PID: 24004
+==24101== 
+==24101== 
+==24101== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24101== Open file descriptor 12:
+==24101==    at 0x4CB207D: pipe (pipe.c:29)
+==24101==    by 0xAEA507D: ???
+==24101==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24101==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24101==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24101==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24101==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24101==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24101==    by 0x11886E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24101==    by 0x112333: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24101==    by 0x114C32: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24101==    by 0x114B2D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24101==    by 0x115141: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24101==    by 0x110B35: main (TestFileComparison.cpp:18)
+==24101== 
+==24101== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24101==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24101==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24101==    by 0x4935822: ???
+==24101==    by 0x493596F: ???
+==24101==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24101==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24101==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24101==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24101==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24101==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24101==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24101==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24101==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24101==    by 0x11886E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24101==    by 0x112333: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24101==    by 0x114C32: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24101==    by 0x114B2D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24101==    by 0x115141: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24101==    by 0x110B35: main (TestFileComparison.cpp:18)
+==24101== 
+==24101== Open file descriptor 116:
+==24101==    <inherited from parent>
+==24101== 
+==24101== Open file descriptor 113:
+==24101==    <inherited from parent>
+==24101== 
+==24101== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestFileComparison_valgrind.txt
+==24101==    <inherited from parent>
+==24101== 
+==24101== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24101==    <inherited from parent>
+==24101== 
+==24101== 
+==24101== HEAP SUMMARY:
+==24101==     in use at exit: 617,842 bytes in 8,238 blocks
+==24101==   total heap usage: 45,390 allocs, 37,152 frees, 1,338,617,779 bytes allocated
+==24101== 
+==24101== LEAK SUMMARY:
+==24101==    definitely lost: 0 bytes in 0 blocks
+==24101==    indirectly lost: 0 bytes in 0 blocks
+==24101==      possibly lost: 0 bytes in 0 blocks
+==24101==    still reachable: 24 bytes in 2 blocks
+==24101==         suppressed: 617,818 bytes in 8,236 blocks
+==24101== Reachable blocks (those to which a pointer was found) are not shown.
+==24101== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24101== 
+==24101== For lists of detected and suppressed errors, rerun with: -s
+==24101== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestFileFinder_valgrind.txt b/log-files/2024-10-08_17-23-11/TestFileFinder_valgrind.txt
new file mode 100644
index 000000000..11c159202
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestFileFinder_valgrind.txt
@@ -0,0 +1,73 @@
+==24100== Memcheck, a memory error detector
+==24100== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24100== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24100== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestFileFinder -malloc_debug -malloc_dump -memory_info
+==24100== Parent PID: 24004
+==24100== 
+==24100== 
+==24100== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24100== Open file descriptor 12:
+==24100==    at 0x616907D: pipe (pipe.c:29)
+==24100==    by 0xAEA507D: ???
+==24100==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24100==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24100==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24100==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24100==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24100==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24100==    by 0x118727: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24100==    by 0x113B8D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24100==    by 0x1166DA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24100==    by 0x11657A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24100==    by 0x116C11: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24100==    by 0x111FB5: main (TestFileFinder.cpp:19)
+==24100== 
+==24100== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24100==    at 0x616DA1C: __open_nocancel (open64_nocancel.c:39)
+==24100==    by 0x60F1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24100==    by 0x5CB3822: ???
+==24100==    by 0x5CB396F: ???
+==24100==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24100==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24100==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24100==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24100==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24100==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24100==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24100==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24100==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24100==    by 0x118727: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24100==    by 0x113B8D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24100==    by 0x1166DA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24100==    by 0x11657A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24100==    by 0x116C11: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24100==    by 0x111FB5: main (TestFileFinder.cpp:19)
+==24100== 
+==24100== Open file descriptor 116:
+==24100==    <inherited from parent>
+==24100== 
+==24100== Open file descriptor 113:
+==24100==    <inherited from parent>
+==24100== 
+==24100== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestFileFinder_valgrind.txt
+==24100==    <inherited from parent>
+==24100== 
+==24100== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24100==    <inherited from parent>
+==24100== 
+==24100== 
+==24100== HEAP SUMMARY:
+==24100==     in use at exit: 617,842 bytes in 8,238 blocks
+==24100==   total heap usage: 48,408 allocs, 40,170 frees, 1,339,903,795 bytes allocated
+==24100== 
+==24100== LEAK SUMMARY:
+==24100==    definitely lost: 0 bytes in 0 blocks
+==24100==    indirectly lost: 0 bytes in 0 blocks
+==24100==      possibly lost: 0 bytes in 0 blocks
+==24100==    still reachable: 24 bytes in 2 blocks
+==24100==         suppressed: 617,818 bytes in 8,236 blocks
+==24100== Reachable blocks (those to which a pointer was found) are not shown.
+==24100== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24100== 
+==24100== For lists of detected and suppressed errors, rerun with: -s
+==24100== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestFineCoarseMeshPair_valgrind.txt b/log-files/2024-10-08_17-23-11/TestFineCoarseMeshPair_valgrind.txt
new file mode 100644
index 000000000..f37067a2a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestFineCoarseMeshPair_valgrind.txt
@@ -0,0 +1,73 @@
+==25198== Memcheck, a memory error detector
+==25198== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25198== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25198== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestFineCoarseMeshPair -malloc_debug -malloc_dump -memory_info
+==25198== Parent PID: 24004
+==25198== 
+==25198== 
+==25198== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25198== Open file descriptor 12:
+==25198==    at 0x6FF907D: pipe (pipe.c:29)
+==25198==    by 0x104DE07D: ???
+==25198==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25198==    by 0x8A6D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25198==    by 0x8A06D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25198==    by 0x7348D38: PetscInitialize (pinit.c:924)
+==25198==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25198==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25198==    by 0x1229DA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25198==    by 0x11DBED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25198==    by 0x120762: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25198==    by 0x120602: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25198==    by 0x120C99: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25198==    by 0x11C015: main (TestFineCoarseMeshPair.cpp:19)
+==25198== 
+==25198== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25198==    at 0x6FFDA1C: __open_nocancel (open64_nocancel.c:39)
+==25198==    by 0x6F81BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25198==    by 0x6937822: ???
+==25198==    by 0x693796F: ???
+==25198==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25198==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25198==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25198==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25198==    by 0x8A6D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25198==    by 0x8A06D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25198==    by 0x7348D38: PetscInitialize (pinit.c:924)
+==25198==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25198==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25198==    by 0x1229DA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25198==    by 0x11DBED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25198==    by 0x120762: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25198==    by 0x120602: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25198==    by 0x120C99: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25198==    by 0x11C015: main (TestFineCoarseMeshPair.cpp:19)
+==25198== 
+==25198== Open file descriptor 116:
+==25198==    <inherited from parent>
+==25198== 
+==25198== Open file descriptor 113:
+==25198==    <inherited from parent>
+==25198== 
+==25198== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestFineCoarseMeshPair_valgrind.txt
+==25198==    <inherited from parent>
+==25198== 
+==25198== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25198==    <inherited from parent>
+==25198== 
+==25198== 
+==25198== HEAP SUMMARY:
+==25198==     in use at exit: 618,258 bytes in 8,238 blocks
+==25198==   total heap usage: 1,547,434 allocs, 1,539,196 frees, 1,479,794,411 bytes allocated
+==25198== 
+==25198== LEAK SUMMARY:
+==25198==    definitely lost: 0 bytes in 0 blocks
+==25198==    indirectly lost: 0 bytes in 0 blocks
+==25198==      possibly lost: 0 bytes in 0 blocks
+==25198==    still reachable: 24 bytes in 2 blocks
+==25198==         suppressed: 618,234 bytes in 8,236 blocks
+==25198== Reachable blocks (those to which a pointer was found) are not shown.
+==25198== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25198== 
+==25198== For lists of detected and suppressed errors, rerun with: -s
+==25198== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestFloatingPointDivisionByZeroPetsc_valgrind.txt b/log-files/2024-10-08_17-23-11/TestFloatingPointDivisionByZeroPetsc_valgrind.txt
new file mode 100644
index 000000000..4147b8251
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestFloatingPointDivisionByZeroPetsc_valgrind.txt
@@ -0,0 +1,73 @@
+==24103== Memcheck, a memory error detector
+==24103== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24103== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24103== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestFloatingPointDivisionByZeroPetsc -malloc_debug -malloc_dump -memory_info
+==24103== Parent PID: 24004
+==24103== 
+==24103== 
+==24103== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24103== Open file descriptor 12:
+==24103==    at 0x4CB207D: pipe (pipe.c:29)
+==24103==    by 0xAEA507D: ???
+==24103==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24103==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24103==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24103==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24103==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24103==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24103==    by 0x1123B0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24103==    by 0x10DFCD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24103==    by 0x110452: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24103==    by 0x1102F2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24103==    by 0x110989: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24103==    by 0x10C3F5: main (TestFloatingPointDivisionByZeroPetsc.cpp:19)
+==24103== 
+==24103== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24103==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24103==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24103==    by 0x4935822: ???
+==24103==    by 0x493596F: ???
+==24103==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24103==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24103==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24103==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24103==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24103==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24103==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24103==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24103==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24103==    by 0x1123B0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24103==    by 0x10DFCD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24103==    by 0x110452: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24103==    by 0x1102F2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24103==    by 0x110989: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24103==    by 0x10C3F5: main (TestFloatingPointDivisionByZeroPetsc.cpp:19)
+==24103== 
+==24103== Open file descriptor 116:
+==24103==    <inherited from parent>
+==24103== 
+==24103== Open file descriptor 113:
+==24103==    <inherited from parent>
+==24103== 
+==24103== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestFloatingPointDivisionByZeroPetsc_valgrind.txt
+==24103==    <inherited from parent>
+==24103== 
+==24103== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24103==    <inherited from parent>
+==24103== 
+==24103== 
+==24103== HEAP SUMMARY:
+==24103==     in use at exit: 617,842 bytes in 8,238 blocks
+==24103==   total heap usage: 44,909 allocs, 36,671 frees, 1,338,159,630 bytes allocated
+==24103== 
+==24103== LEAK SUMMARY:
+==24103==    definitely lost: 0 bytes in 0 blocks
+==24103==    indirectly lost: 0 bytes in 0 blocks
+==24103==      possibly lost: 0 bytes in 0 blocks
+==24103==    still reachable: 24 bytes in 2 blocks
+==24103==         suppressed: 617,818 bytes in 8,236 blocks
+==24103== Reachable blocks (those to which a pointer was found) are not shown.
+==24103== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24103== 
+==24103== For lists of detected and suppressed errors, rerun with: -s
+==24103== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestFloatingPointDivisionByZero_valgrind.txt b/log-files/2024-10-08_17-23-11/TestFloatingPointDivisionByZero_valgrind.txt
new file mode 100644
index 000000000..8fa66d73c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestFloatingPointDivisionByZero_valgrind.txt
@@ -0,0 +1,73 @@
+==24102== Memcheck, a memory error detector
+==24102== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24102== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24102== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestFloatingPointDivisionByZero -malloc_debug -malloc_dump -memory_info
+==24102== Parent PID: 24004
+==24102== 
+==24102== 
+==24102== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24102== Open file descriptor 12:
+==24102==    at 0x616907D: pipe (pipe.c:29)
+==24102==    by 0xAEA507D: ???
+==24102==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24102==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24102==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24102==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24102==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24102==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24102==    by 0x11245F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24102==    by 0x10E06D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24102==    by 0x1104F2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24102==    by 0x110392: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24102==    by 0x110A29: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24102==    by 0x10C495: main (TestFloatingPointDivisionByZero.cpp:19)
+==24102== 
+==24102== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24102==    at 0x616DA1C: __open_nocancel (open64_nocancel.c:39)
+==24102==    by 0x60F1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24102==    by 0x5CB3822: ???
+==24102==    by 0x5CB396F: ???
+==24102==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24102==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24102==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24102==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24102==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24102==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24102==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24102==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24102==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24102==    by 0x11245F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24102==    by 0x10E06D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24102==    by 0x1104F2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24102==    by 0x110392: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24102==    by 0x110A29: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24102==    by 0x10C495: main (TestFloatingPointDivisionByZero.cpp:19)
+==24102== 
+==24102== Open file descriptor 116:
+==24102==    <inherited from parent>
+==24102== 
+==24102== Open file descriptor 113:
+==24102==    <inherited from parent>
+==24102== 
+==24102== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestFloatingPointDivisionByZero_valgrind.txt
+==24102==    <inherited from parent>
+==24102== 
+==24102== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24102==    <inherited from parent>
+==24102== 
+==24102== 
+==24102== HEAP SUMMARY:
+==24102==     in use at exit: 617,842 bytes in 8,238 blocks
+==24102==   total heap usage: 44,910 allocs, 36,672 frees, 1,338,159,449 bytes allocated
+==24102== 
+==24102== LEAK SUMMARY:
+==24102==    definitely lost: 0 bytes in 0 blocks
+==24102==    indirectly lost: 0 bytes in 0 blocks
+==24102==      possibly lost: 0 bytes in 0 blocks
+==24102==    still reachable: 24 bytes in 2 blocks
+==24102==         suppressed: 617,818 bytes in 8,236 blocks
+==24102== Reachable blocks (those to which a pointer was found) are not shown.
+==24102== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24102== 
+==24102== For lists of detected and suppressed errors, rerun with: -s
+==24102== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestFluidSource_valgrind.txt b/log-files/2024-10-08_17-23-11/TestFluidSource_valgrind.txt
new file mode 100644
index 000000000..1b85991df
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestFluidSource_valgrind.txt
@@ -0,0 +1,73 @@
+==24843== Memcheck, a memory error detector
+==24843== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24843== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24843== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestFluidSource -malloc_debug -malloc_dump -memory_info
+==24843== Parent PID: 24004
+==24843== 
+==24843== 
+==24843== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24843== Open file descriptor 12:
+==24843==    at 0x7DCC07D: pipe (pipe.c:29)
+==24843==    by 0x100CC07D: ???
+==24843==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24843==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24843==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24843==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24843==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24843==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24843==    by 0x11576F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24843==    by 0x110FF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24843==    by 0x113510: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24843==    by 0x11340B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24843==    by 0x113A1F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24843==    by 0x10F7F5: main (TestFluidSource.cpp:18)
+==24843== 
+==24843== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24843==    at 0x7DD0A1C: __open_nocancel (open64_nocancel.c:39)
+==24843==    by 0x7D54BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24843==    by 0x7916822: ???
+==24843==    by 0x791696F: ???
+==24843==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24843==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24843==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24843==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24843==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24843==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24843==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24843==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24843==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24843==    by 0x11576F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24843==    by 0x110FF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24843==    by 0x113510: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24843==    by 0x11340B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24843==    by 0x113A1F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24843==    by 0x10F7F5: main (TestFluidSource.cpp:18)
+==24843== 
+==24843== Open file descriptor 116:
+==24843==    <inherited from parent>
+==24843== 
+==24843== Open file descriptor 113:
+==24843==    <inherited from parent>
+==24843== 
+==24843== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestFluidSource_valgrind.txt
+==24843==    <inherited from parent>
+==24843== 
+==24843== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24843==    <inherited from parent>
+==24843== 
+==24843== 
+==24843== HEAP SUMMARY:
+==24843==     in use at exit: 618,226 bytes in 8,238 blocks
+==24843==   total heap usage: 47,306 allocs, 39,068 frees, 1,338,381,069 bytes allocated
+==24843== 
+==24843== LEAK SUMMARY:
+==24843==    definitely lost: 0 bytes in 0 blocks
+==24843==    indirectly lost: 0 bytes in 0 blocks
+==24843==      possibly lost: 0 bytes in 0 blocks
+==24843==    still reachable: 24 bytes in 2 blocks
+==24843==         suppressed: 618,202 bytes in 8,236 blocks
+==24843== Reachable blocks (those to which a pointer was found) are not shown.
+==24843== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24843== 
+==24843== For lists of detected and suppressed errors, rerun with: -s
+==24843== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestForces_valgrind.txt b/log-files/2024-10-08_17-23-11/TestForces_valgrind.txt
new file mode 100644
index 000000000..3f97e1e9c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestForces_valgrind.txt
@@ -0,0 +1,73 @@
+==26013== Memcheck, a memory error detector
+==26013== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26013== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26013== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestForces -malloc_debug -malloc_dump -memory_info
+==26013== Parent PID: 24004
+==26013== 
+==26013== 
+==26013== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26013== Open file descriptor 12:
+==26013==    at 0xF92C07D: pipe (pipe.c:29)
+==26013==    by 0x196B407D: ???
+==26013==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26013==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26013==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26013==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26013==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26013==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26013==    by 0x14FA72: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26013==    by 0x147FBD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26013==    by 0x14B1C0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26013==    by 0x14B060: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26013==    by 0x14B6F7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26013==    by 0x1463E5: main (TestForces.cpp:19)
+==26013== 
+==26013== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26013==    at 0xF930A1C: __open_nocancel (open64_nocancel.c:39)
+==26013==    by 0xF8B4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26013==    by 0xF13F822: ???
+==26013==    by 0xF13F96F: ???
+==26013==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26013==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26013==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26013==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26013==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26013==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26013==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26013==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26013==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26013==    by 0x14FA72: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26013==    by 0x147FBD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26013==    by 0x14B1C0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26013==    by 0x14B060: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26013==    by 0x14B6F7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26013==    by 0x1463E5: main (TestForces.cpp:19)
+==26013== 
+==26013== Open file descriptor 116:
+==26013==    <inherited from parent>
+==26013== 
+==26013== Open file descriptor 113:
+==26013==    <inherited from parent>
+==26013== 
+==26013== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestForces_valgrind.txt
+==26013==    <inherited from parent>
+==26013== 
+==26013== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26013==    <inherited from parent>
+==26013== 
+==26013== 
+==26013== HEAP SUMMARY:
+==26013==     in use at exit: 618,354 bytes in 8,239 blocks
+==26013==   total heap usage: 100,218 allocs, 91,979 frees, 1,344,050,945 bytes allocated
+==26013== 
+==26013== LEAK SUMMARY:
+==26013==    definitely lost: 0 bytes in 0 blocks
+==26013==    indirectly lost: 0 bytes in 0 blocks
+==26013==      possibly lost: 0 bytes in 0 blocks
+==26013==    still reachable: 56 bytes in 3 blocks
+==26013==         suppressed: 618,298 bytes in 8,236 blocks
+==26013== Reachable blocks (those to which a pointer was found) are not shown.
+==26013== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26013== 
+==26013== For lists of detected and suppressed errors, rerun with: -s
+==26013== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestFourthOrderTensor_valgrind.txt b/log-files/2024-10-08_17-23-11/TestFourthOrderTensor_valgrind.txt
new file mode 100644
index 000000000..d393b9b35
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestFourthOrderTensor_valgrind.txt
@@ -0,0 +1,73 @@
+==24314== Memcheck, a memory error detector
+==24314== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24314== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24314== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/linalg/test/TestFourthOrderTensor -malloc_debug -malloc_dump -memory_info
+==24314== Parent PID: 24004
+==24314== 
+==24314== 
+==24314== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24314== Open file descriptor 12:
+==24314==    at 0x4CB407D: pipe (pipe.c:29)
+==24314==    by 0xAEA507D: ???
+==24314==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24314==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24314==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24314==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24314==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24314==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24314==    by 0x114306: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24314==    by 0x10FD33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24314==    by 0x1122B0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24314==    by 0x1121AB: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24314==    by 0x1127BF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24314==    by 0x10E535: main (TestFourthOrderTensor.cpp:18)
+==24314== 
+==24314== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24314==    at 0x4CB8A1C: __open_nocancel (open64_nocancel.c:39)
+==24314==    by 0x4C3CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24314==    by 0x4935822: ???
+==24314==    by 0x493596F: ???
+==24314==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24314==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24314==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24314==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24314==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24314==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24314==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24314==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24314==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24314==    by 0x114306: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24314==    by 0x10FD33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24314==    by 0x1122B0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24314==    by 0x1121AB: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24314==    by 0x1127BF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24314==    by 0x10E535: main (TestFourthOrderTensor.cpp:18)
+==24314== 
+==24314== Open file descriptor 116:
+==24314==    <inherited from parent>
+==24314== 
+==24314== Open file descriptor 113:
+==24314==    <inherited from parent>
+==24314== 
+==24314== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestFourthOrderTensor_valgrind.txt
+==24314==    <inherited from parent>
+==24314== 
+==24314== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24314==    <inherited from parent>
+==24314== 
+==24314== 
+==24314== HEAP SUMMARY:
+==24314==     in use at exit: 617,842 bytes in 8,238 blocks
+==24314==   total heap usage: 44,930 allocs, 36,692 frees, 1,338,166,765 bytes allocated
+==24314== 
+==24314== LEAK SUMMARY:
+==24314==    definitely lost: 0 bytes in 0 blocks
+==24314==    indirectly lost: 0 bytes in 0 blocks
+==24314==      possibly lost: 0 bytes in 0 blocks
+==24314==    still reachable: 24 bytes in 2 blocks
+==24314==         suppressed: 617,818 bytes in 8,236 blocks
+==24314== Reachable blocks (those to which a pointer was found) are not shown.
+==24314== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24314== 
+==24314== For lists of detected and suppressed errors, rerun with: -s
+==24314== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestGIModifiedModels_valgrind.txt b/log-files/2024-10-08_17-23-11/TestGIModifiedModels_valgrind.txt
new file mode 100644
index 000000000..e6d5a7869
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestGIModifiedModels_valgrind.txt
@@ -0,0 +1,73 @@
+==41297== Memcheck, a memory error detector
+==41297== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41297== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41297== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestGIModifiedModels -malloc_debug -malloc_dump -memory_info
+==41297== Parent PID: 24004
+==41297== 
+==41297== 
+==41297== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41297== Open file descriptor 12:
+==41297==    at 0x886807D: pipe (pipe.c:29)
+==41297==    by 0x1432F07D: ???
+==41297==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41297==    by 0x9F61418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41297==    by 0x9EFAD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41297==    by 0x8BF1D38: PetscInitialize (pinit.c:924)
+==41297==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41297==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41297==    by 0x12C2F4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41297==    by 0x126ECB: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41297==    by 0x129968: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41297==    by 0x129808: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41297==    by 0x129E9F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41297==    by 0x122165: main (TestGIModifiedModels.cpp:19)
+==41297== 
+==41297== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41297==    at 0x886CA1C: __open_nocancel (open64_nocancel.c:39)
+==41297==    by 0x87F0BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41297==    by 0x848D822: ???
+==41297==    by 0x848D96F: ???
+==41297==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41297==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41297==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41297==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41297==    by 0x9F61418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41297==    by 0x9EFAD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41297==    by 0x8BF1D38: PetscInitialize (pinit.c:924)
+==41297==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41297==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41297==    by 0x12C2F4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41297==    by 0x126ECB: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41297==    by 0x129968: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41297==    by 0x129808: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41297==    by 0x129E9F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41297==    by 0x122165: main (TestGIModifiedModels.cpp:19)
+==41297== 
+==41297== Open file descriptor 116:
+==41297==    <inherited from parent>
+==41297== 
+==41297== Open file descriptor 113:
+==41297==    <inherited from parent>
+==41297== 
+==41297== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestGIModifiedModels_valgrind.txt
+==41297==    <inherited from parent>
+==41297== 
+==41297== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41297==    <inherited from parent>
+==41297== 
+==41297== 
+==41297== HEAP SUMMARY:
+==41297==     in use at exit: 618,265 bytes in 8,234 blocks
+==41297==   total heap usage: 1,453,373 allocs, 1,445,139 frees, 1,614,518,374 bytes allocated
+==41297== 
+==41297== LEAK SUMMARY:
+==41297==    definitely lost: 0 bytes in 0 blocks
+==41297==    indirectly lost: 0 bytes in 0 blocks
+==41297==      possibly lost: 0 bytes in 0 blocks
+==41297==    still reachable: 24 bytes in 2 blocks
+==41297==         suppressed: 618,241 bytes in 8,232 blocks
+==41297== Reachable blocks (those to which a pointer was found) are not shown.
+==41297== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41297== 
+==41297== For lists of detected and suppressed errors, rerun with: -s
+==41297== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestGRL1IvpOdeSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestGRL1IvpOdeSolver_valgrind.txt
new file mode 100644
index 000000000..61ec981f1
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestGRL1IvpOdeSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==24984== Memcheck, a memory error detector
+==24984== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24984== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24984== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestGRL1IvpOdeSolver -malloc_debug -malloc_dump -memory_info
+==24984== Parent PID: 24004
+==24984== 
+==24984== 
+==24984== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24984== Open file descriptor 12:
+==24984==    at 0x503907D: pipe (pipe.c:29)
+==24984==    by 0xB1E607D: ???
+==24984==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24984==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24984==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24984==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24984==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24984==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24984==    by 0x1271A2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24984==    by 0x1218DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24984==    by 0x1242F8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24984==    by 0x124199: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24984==    by 0x12482F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24984==    by 0x11EEA5: main (TestGRL1IvpOdeSolver.cpp:19)
+==24984== 
+==24984== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24984==    at 0x503DA1C: __open_nocancel (open64_nocancel.c:39)
+==24984==    by 0x4FC1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24984==    by 0x4B77822: ???
+==24984==    by 0x4B7796F: ???
+==24984==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24984==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24984==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24984==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24984==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24984==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24984==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24984==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24984==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24984==    by 0x1271A2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24984==    by 0x1218DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24984==    by 0x1242F8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24984==    by 0x124199: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24984==    by 0x12482F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24984==    by 0x11EEA5: main (TestGRL1IvpOdeSolver.cpp:19)
+==24984== 
+==24984== Open file descriptor 116:
+==24984==    <inherited from parent>
+==24984== 
+==24984== Open file descriptor 113:
+==24984==    <inherited from parent>
+==24984== 
+==24984== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestGRL1IvpOdeSolver_valgrind.txt
+==24984==    <inherited from parent>
+==24984== 
+==24984== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24984==    <inherited from parent>
+==24984== 
+==24984== 
+==24984== HEAP SUMMARY:
+==24984==     in use at exit: 617,906 bytes in 8,238 blocks
+==24984==   total heap usage: 50,996 allocs, 42,758 frees, 1,338,664,870 bytes allocated
+==24984== 
+==24984== LEAK SUMMARY:
+==24984==    definitely lost: 0 bytes in 0 blocks
+==24984==    indirectly lost: 0 bytes in 0 blocks
+==24984==      possibly lost: 0 bytes in 0 blocks
+==24984==    still reachable: 24 bytes in 2 blocks
+==24984==         suppressed: 617,882 bytes in 8,236 blocks
+==24984== Reachable blocks (those to which a pointer was found) are not shown.
+==24984== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24984== 
+==24984== For lists of detected and suppressed errors, rerun with: -s
+==24984== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestGRL2IvpOdeSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestGRL2IvpOdeSolver_valgrind.txt
new file mode 100644
index 000000000..71648da9b
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestGRL2IvpOdeSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==24985== Memcheck, a memory error detector
+==24985== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24985== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24985== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestGRL2IvpOdeSolver -malloc_debug -malloc_dump -memory_info
+==24985== Parent PID: 24004
+==24985== 
+==24985== 
+==24985== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24985== Open file descriptor 12:
+==24985==    at 0x503907D: pipe (pipe.c:29)
+==24985==    by 0xB1E607D: ???
+==24985==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24985==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24985==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24985==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24985==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24985==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24985==    by 0x127082: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24985==    by 0x1218DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24985==    by 0x1242C6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24985==    by 0x124167: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24985==    by 0x1247FD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24985==    by 0x11EEA5: main (TestGRL2IvpOdeSolver.cpp:19)
+==24985== 
+==24985== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24985==    at 0x503DA1C: __open_nocancel (open64_nocancel.c:39)
+==24985==    by 0x4FC1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24985==    by 0x4B77822: ???
+==24985==    by 0x4B7796F: ???
+==24985==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24985==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24985==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24985==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24985==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24985==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24985==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24985==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24985==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24985==    by 0x127082: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24985==    by 0x1218DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24985==    by 0x1242C6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24985==    by 0x124167: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24985==    by 0x1247FD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24985==    by 0x11EEA5: main (TestGRL2IvpOdeSolver.cpp:19)
+==24985== 
+==24985== Open file descriptor 116:
+==24985==    <inherited from parent>
+==24985== 
+==24985== Open file descriptor 113:
+==24985==    <inherited from parent>
+==24985== 
+==24985== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestGRL2IvpOdeSolver_valgrind.txt
+==24985==    <inherited from parent>
+==24985== 
+==24985== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24985==    <inherited from parent>
+==24985== 
+==24985== 
+==24985== HEAP SUMMARY:
+==24985==     in use at exit: 617,906 bytes in 8,238 blocks
+==24985==   total heap usage: 51,374 allocs, 43,136 frees, 1,338,714,515 bytes allocated
+==24985== 
+==24985== LEAK SUMMARY:
+==24985==    definitely lost: 0 bytes in 0 blocks
+==24985==    indirectly lost: 0 bytes in 0 blocks
+==24985==      possibly lost: 0 bytes in 0 blocks
+==24985==    still reachable: 24 bytes in 2 blocks
+==24985==         suppressed: 617,882 bytes in 8,236 blocks
+==24985== Reachable blocks (those to which a pointer was found) are not shown.
+==24985== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24985== 
+==24985== For lists of detected and suppressed errors, rerun with: -s
+==24985== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestGaussianQuadratureRule_valgrind.txt b/log-files/2024-10-08_17-23-11/TestGaussianQuadratureRule_valgrind.txt
new file mode 100644
index 000000000..60d9be092
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestGaussianQuadratureRule_valgrind.txt
@@ -0,0 +1,73 @@
+==25211== Memcheck, a memory error detector
+==25211== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25211== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25211== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestGaussianQuadratureRule -malloc_debug -malloc_dump -memory_info
+==25211== Parent PID: 24004
+==25211== 
+==25211== 
+==25211== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25211== Open file descriptor 12:
+==25211==    at 0x6D9B07D: pipe (pipe.c:29)
+==25211==    by 0x104DE07D: ???
+==25211==    by 0xC3264CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25211==    by 0x880F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25211==    by 0x87A8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25211==    by 0x70EAD38: PetscInitialize (pinit.c:924)
+==25211==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25211==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25211==    by 0x11A084: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25211==    by 0x11568D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25211==    by 0x1180E2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25211==    by 0x117F82: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25211==    by 0x118619: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25211==    by 0x113AB5: main (TestGaussianQuadratureRule.cpp:19)
+==25211== 
+==25211== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25211==    at 0x6D9FA1C: __open_nocancel (open64_nocancel.c:39)
+==25211==    by 0x6D23BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25211==    by 0x6937822: ???
+==25211==    by 0x693796F: ???
+==25211==    by 0xC3CD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25211==    by 0xC3CD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25211==    by 0xC383922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25211==    by 0xC3262DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25211==    by 0x880F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25211==    by 0x87A8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25211==    by 0x70EAD38: PetscInitialize (pinit.c:924)
+==25211==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25211==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25211==    by 0x11A084: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25211==    by 0x11568D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25211==    by 0x1180E2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25211==    by 0x117F82: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25211==    by 0x118619: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25211==    by 0x113AB5: main (TestGaussianQuadratureRule.cpp:19)
+==25211== 
+==25211== Open file descriptor 116:
+==25211==    <inherited from parent>
+==25211== 
+==25211== Open file descriptor 113:
+==25211==    <inherited from parent>
+==25211== 
+==25211== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestGaussianQuadratureRule_valgrind.txt
+==25211==    <inherited from parent>
+==25211== 
+==25211== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25211==    <inherited from parent>
+==25211== 
+==25211== 
+==25211== HEAP SUMMARY:
+==25211==     in use at exit: 618,258 bytes in 8,238 blocks
+==25211==   total heap usage: 47,633 allocs, 39,395 frees, 1,338,402,697 bytes allocated
+==25211== 
+==25211== LEAK SUMMARY:
+==25211==    definitely lost: 0 bytes in 0 blocks
+==25211==    indirectly lost: 0 bytes in 0 blocks
+==25211==      possibly lost: 0 bytes in 0 blocks
+==25211==    still reachable: 24 bytes in 2 blocks
+==25211==         suppressed: 618,234 bytes in 8,236 blocks
+==25211== Reachable blocks (those to which a pointer was found) are not shown.
+==25211== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25211== 
+==25211== For lists of detected and suppressed errors, rerun with: -s
+==25211== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestGeneralizedRushLarsen_valgrind.txt b/log-files/2024-10-08_17-23-11/TestGeneralizedRushLarsen_valgrind.txt
new file mode 100644
index 000000000..e95ba1c92
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestGeneralizedRushLarsen_valgrind.txt
@@ -0,0 +1,73 @@
+==41757== Memcheck, a memory error detector
+==41757== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41757== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41757== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestGeneralizedRushLarsen -malloc_debug -malloc_dump -memory_info
+==41757== Parent PID: 24004
+==41757== 
+==41757== 
+==41757== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41757== Open file descriptor 12:
+==41757==    at 0x87B107D: pipe (pipe.c:29)
+==41757==    by 0x1432F07D: ???
+==41757==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41757==    by 0x9EAC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41757==    by 0x9E45D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41757==    by 0x8B3CD38: PetscInitialize (pinit.c:924)
+==41757==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41757==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41757==    by 0x11C6A0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41757==    by 0x1178AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41757==    by 0x11A2AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41757==    by 0x11A14C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41757==    by 0x11A7E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41757==    by 0x115CD5: main (TestGeneralizedRushLarsen.cpp:19)
+==41757== 
+==41757== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41757==    at 0x87B5A1C: __open_nocancel (open64_nocancel.c:39)
+==41757==    by 0x8739BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41757==    by 0x841A822: ???
+==41757==    by 0x841A96F: ???
+==41757==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41757==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41757==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41757==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41757==    by 0x9EAC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41757==    by 0x9E45D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41757==    by 0x8B3CD38: PetscInitialize (pinit.c:924)
+==41757==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41757==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41757==    by 0x11C6A0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41757==    by 0x1178AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41757==    by 0x11A2AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41757==    by 0x11A14C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41757==    by 0x11A7E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41757==    by 0x115CD5: main (TestGeneralizedRushLarsen.cpp:19)
+==41757== 
+==41757== Open file descriptor 116:
+==41757==    <inherited from parent>
+==41757== 
+==41757== Open file descriptor 113:
+==41757==    <inherited from parent>
+==41757== 
+==41757== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestGeneralizedRushLarsen_valgrind.txt
+==41757==    <inherited from parent>
+==41757== 
+==41757== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41757==    <inherited from parent>
+==41757== 
+==41757== 
+==41757== HEAP SUMMARY:
+==41757==     in use at exit: 621,870 bytes in 8,242 blocks
+==41757==   total heap usage: 3,054,219 allocs, 3,045,977 frees, 1,612,720,105 bytes allocated
+==41757== 
+==41757== LEAK SUMMARY:
+==41757==    definitely lost: 0 bytes in 0 blocks
+==41757==    indirectly lost: 0 bytes in 0 blocks
+==41757==      possibly lost: 0 bytes in 0 blocks
+==41757==    still reachable: 3,629 bytes in 10 blocks
+==41757==         suppressed: 618,241 bytes in 8,232 blocks
+==41757== Reachable blocks (those to which a pointer was found) are not shown.
+==41757== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41757== 
+==41757== For lists of detected and suppressed errors, rerun with: -s
+==41757== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 31 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestGenericEventHandler_valgrind.txt b/log-files/2024-10-08_17-23-11/TestGenericEventHandler_valgrind.txt
new file mode 100644
index 000000000..9d91537a9
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestGenericEventHandler_valgrind.txt
@@ -0,0 +1,73 @@
+==24129== Memcheck, a memory error detector
+==24129== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24129== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24129== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestGenericEventHandler -malloc_debug -malloc_dump -memory_info
+==24129== Parent PID: 24004
+==24129== 
+==24129== 
+==24129== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24129== Open file descriptor 12:
+==24129==    at 0x4DEB07D: pipe (pipe.c:29)
+==24129==    by 0xAEA307D: ???
+==24129==    by 0x643A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24129==    by 0x4A38418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24129==    by 0x49D1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24129==    by 0x5036D38: PetscInitialize (pinit.c:924)
+==24129==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24129==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24129==    by 0x1166EA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24129==    by 0x11164D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24129==    by 0x11478C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24129==    by 0x11462C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24129==    by 0x114CC3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24129==    by 0x10FA75: main (TestGenericEventHandler.cpp:19)
+==24129== 
+==24129== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24129==    at 0x4DEFA1C: __open_nocancel (open64_nocancel.c:39)
+==24129==    by 0x4D73BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24129==    by 0x4935822: ???
+==24129==    by 0x493596F: ???
+==24129==    by 0x64E16DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24129==    by 0x64E1938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24129==    by 0x6497922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24129==    by 0x643A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24129==    by 0x4A38418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24129==    by 0x49D1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24129==    by 0x5036D38: PetscInitialize (pinit.c:924)
+==24129==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24129==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24129==    by 0x1166EA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24129==    by 0x11164D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24129==    by 0x11478C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24129==    by 0x11462C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24129==    by 0x114CC3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24129==    by 0x10FA75: main (TestGenericEventHandler.cpp:19)
+==24129== 
+==24129== Open file descriptor 116:
+==24129==    <inherited from parent>
+==24129== 
+==24129== Open file descriptor 113:
+==24129==    <inherited from parent>
+==24129== 
+==24129== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestGenericEventHandler_valgrind.txt
+==24129==    <inherited from parent>
+==24129== 
+==24129== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24129==    <inherited from parent>
+==24129== 
+==24129== 
+==24129== HEAP SUMMARY:
+==24129==     in use at exit: 617,842 bytes in 8,238 blocks
+==24129==   total heap usage: 44,984 allocs, 36,746 frees, 1,338,169,176 bytes allocated
+==24129== 
+==24129== LEAK SUMMARY:
+==24129==    definitely lost: 0 bytes in 0 blocks
+==24129==    indirectly lost: 0 bytes in 0 blocks
+==24129==      possibly lost: 0 bytes in 0 blocks
+==24129==    still reachable: 24 bytes in 2 blocks
+==24129==         suppressed: 617,818 bytes in 8,236 blocks
+==24129== Reachable blocks (those to which a pointer was found) are not shown.
+==24129== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24129== 
+==24129== For lists of detected and suppressed errors, rerun with: -s
+==24129== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestGmshMeshReader_valgrind.txt b/log-files/2024-10-08_17-23-11/TestGmshMeshReader_valgrind.txt
new file mode 100644
index 000000000..6a5ef34a4
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestGmshMeshReader_valgrind.txt
@@ -0,0 +1,73 @@
+==24579== Memcheck, a memory error detector
+==24579== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24579== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24579== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestGmshMeshReader -malloc_debug -malloc_dump -memory_info
+==24579== Parent PID: 24004
+==24579== 
+==24579== 
+==24579== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24579== Open file descriptor 12:
+==24579==    at 0x6D4307D: pipe (pipe.c:29)
+==24579==    by 0x100CC07D: ???
+==24579==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24579==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24579==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24579==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24579==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24579==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24579==    by 0x1235DE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24579==    by 0x11EA0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24579==    by 0x12152A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24579==    by 0x1213CA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24579==    by 0x121A61: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24579==    by 0x11CE35: main (TestGmshMeshReader.cpp:19)
+==24579== 
+==24579== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24579==    at 0x6D47A1C: __open_nocancel (open64_nocancel.c:39)
+==24579==    by 0x6CCBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24579==    by 0x6598822: ???
+==24579==    by 0x659896F: ???
+==24579==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24579==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24579==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24579==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24579==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24579==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24579==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24579==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24579==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24579==    by 0x1235DE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24579==    by 0x11EA0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24579==    by 0x12152A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24579==    by 0x1213CA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24579==    by 0x121A61: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24579==    by 0x11CE35: main (TestGmshMeshReader.cpp:19)
+==24579== 
+==24579== Open file descriptor 116:
+==24579==    <inherited from parent>
+==24579== 
+==24579== Open file descriptor 113:
+==24579==    <inherited from parent>
+==24579== 
+==24579== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestGmshMeshReader_valgrind.txt
+==24579==    <inherited from parent>
+==24579== 
+==24579== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24579==    <inherited from parent>
+==24579== 
+==24579== 
+==24579== HEAP SUMMARY:
+==24579==     in use at exit: 618,226 bytes in 8,238 blocks
+==24579==   total heap usage: 50,715 allocs, 42,477 frees, 1,339,358,796 bytes allocated
+==24579== 
+==24579== LEAK SUMMARY:
+==24579==    definitely lost: 0 bytes in 0 blocks
+==24579==    indirectly lost: 0 bytes in 0 blocks
+==24579==      possibly lost: 0 bytes in 0 blocks
+==24579==    still reachable: 24 bytes in 2 blocks
+==24579==         suppressed: 618,202 bytes in 8,236 blocks
+==24579== Reachable blocks (those to which a pointer was found) are not shown.
+==24579== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24579== 
+==24579== For lists of detected and suppressed errors, rerun with: -s
+==24579== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestGoldbeter1991OdeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestGoldbeter1991OdeSystem_valgrind.txt
new file mode 100644
index 000000000..68085c509
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestGoldbeter1991OdeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==25885== Memcheck, a memory error detector
+==25885== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25885== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25885== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestGoldbeter1991OdeSystem -malloc_debug -malloc_dump -memory_info
+==25885== Parent PID: 24004
+==25885== 
+==25885== 
+==25885== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25885== Open file descriptor 12:
+==25885==    at 0xEF9407D: pipe (pipe.c:29)
+==25885==    by 0x196B507D: ???
+==25885==    by 0x13C594CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25885==    by 0xEBE1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25885==    by 0xEB7AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25885==    by 0xD871D38: PetscInitialize (pinit.c:924)
+==25885==    by 0xD6E31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25885==    by 0xD6E3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25885==    by 0x124157: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25885==    by 0x11F6A3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25885==    by 0x121BF4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25885==    by 0x121AF0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25885==    by 0x122103: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25885==    by 0x11DEA5: main (TestGoldbeter1991OdeSystem.cpp:18)
+==25885== 
+==25885== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25885==    at 0xEF98A1C: __open_nocancel (open64_nocancel.c:39)
+==25885==    by 0xEF1CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25885==    by 0xD71E822: ???
+==25885==    by 0xD71E96F: ???
+==25885==    by 0x13CFE6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25885==    by 0x13CFE938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25885==    by 0x13CB4922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25885==    by 0x13C592DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25885==    by 0xEBE1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25885==    by 0xEB7AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25885==    by 0xD871D38: PetscInitialize (pinit.c:924)
+==25885==    by 0xD6E31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25885==    by 0xD6E3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25885==    by 0x124157: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25885==    by 0x11F6A3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25885==    by 0x121BF4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25885==    by 0x121AF0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25885==    by 0x122103: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25885==    by 0x11DEA5: main (TestGoldbeter1991OdeSystem.cpp:18)
+==25885== 
+==25885== Open file descriptor 116:
+==25885==    <inherited from parent>
+==25885== 
+==25885== Open file descriptor 113:
+==25885==    <inherited from parent>
+==25885== 
+==25885== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestGoldbeter1991OdeSystem_valgrind.txt
+==25885==    <inherited from parent>
+==25885== 
+==25885== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25885==    <inherited from parent>
+==25885== 
+==25885== 
+==25885== HEAP SUMMARY:
+==25885==     in use at exit: 618,322 bytes in 8,238 blocks
+==25885==   total heap usage: 63,219 allocs, 54,981 frees, 1,339,960,745 bytes allocated
+==25885== 
+==25885== LEAK SUMMARY:
+==25885==    definitely lost: 0 bytes in 0 blocks
+==25885==    indirectly lost: 0 bytes in 0 blocks
+==25885==      possibly lost: 0 bytes in 0 blocks
+==25885==    still reachable: 24 bytes in 2 blocks
+==25885==         suppressed: 618,298 bytes in 8,236 blocks
+==25885== Reachable blocks (those to which a pointer was found) are not shown.
+==25885== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25885== 
+==25885== For lists of detected and suppressed errors, rerun with: -s
+==25885== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestHdf5Converters_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHdf5Converters_valgrind.txt
new file mode 100644
index 000000000..cb7c8206b
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHdf5Converters_valgrind.txt
@@ -0,0 +1,73 @@
+==25222== Memcheck, a memory error detector
+==25222== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25222== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25222== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestHdf5Converters -malloc_debug -malloc_dump -memory_info
+==25222== Parent PID: 24004
+==25222== 
+==25222== 
+==25222== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25222== Open file descriptor 12:
+==25222==    at 0x734D07D: pipe (pipe.c:29)
+==25222==    by 0x104DE07D: ???
+==25222==    by 0xC6124CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25222==    by 0x8DC1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25222==    by 0x8D5AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25222==    by 0x769CD38: PetscInitialize (pinit.c:924)
+==25222==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25222==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25222==    by 0x1213EA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25222==    by 0x11CA33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25222==    by 0x11F486: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25222==    by 0x11F381: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25222==    by 0x11F995: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25222==    by 0x11B235: main (TestHdf5Converters.cpp:18)
+==25222== 
+==25222== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25222==    at 0x7351A1C: __open_nocancel (open64_nocancel.c:39)
+==25222==    by 0x72D5BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25222==    by 0x6937822: ???
+==25222==    by 0x693796F: ???
+==25222==    by 0xC6B76DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25222==    by 0xC6B7938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25222==    by 0xC66D922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25222==    by 0xC6122DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25222==    by 0x8DC1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25222==    by 0x8D5AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25222==    by 0x769CD38: PetscInitialize (pinit.c:924)
+==25222==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25222==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25222==    by 0x1213EA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25222==    by 0x11CA33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25222==    by 0x11F486: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25222==    by 0x11F381: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25222==    by 0x11F995: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25222==    by 0x11B235: main (TestHdf5Converters.cpp:18)
+==25222== 
+==25222== Open file descriptor 116:
+==25222==    <inherited from parent>
+==25222== 
+==25222== Open file descriptor 113:
+==25222==    <inherited from parent>
+==25222== 
+==25222== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHdf5Converters_valgrind.txt
+==25222==    <inherited from parent>
+==25222== 
+==25222== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25222==    <inherited from parent>
+==25222== 
+==25222== 
+==25222== HEAP SUMMARY:
+==25222==     in use at exit: 618,258 bytes in 8,238 blocks
+==25222==   total heap usage: 206,017 allocs, 197,779 frees, 1,394,471,788 bytes allocated
+==25222== 
+==25222== LEAK SUMMARY:
+==25222==    definitely lost: 0 bytes in 0 blocks
+==25222==    indirectly lost: 0 bytes in 0 blocks
+==25222==      possibly lost: 0 bytes in 0 blocks
+==25222==    still reachable: 24 bytes in 2 blocks
+==25222==         suppressed: 618,234 bytes in 8,236 blocks
+==25222== Reachable blocks (those to which a pointer was found) are not shown.
+==25222== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25222== 
+==25222== For lists of detected and suppressed errors, rerun with: -s
+==25222== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestHdf5DataReader_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHdf5DataReader_valgrind.txt
new file mode 100644
index 000000000..41c49a023
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHdf5DataReader_valgrind.txt
@@ -0,0 +1,73 @@
+==24263== Memcheck, a memory error detector
+==24263== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24263== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24263== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/io/test/TestHdf5DataReader -malloc_debug -malloc_dump -memory_info
+==24263== Parent PID: 24004
+==24263== 
+==24263== 
+==24263== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24263== Open file descriptor 12:
+==24263==    at 0x645A07D: pipe (pipe.c:29)
+==24263==    by 0xAF1807D: ???
+==24263==    by 0x8F3D4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24263==    by 0x6655418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24263==    by 0x65EED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24263==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24263==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24263==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24263==    by 0x11BB1C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24263==    by 0x117033: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24263==    by 0x119B8A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24263==    by 0x119A2A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24263==    by 0x11A0C1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24263==    by 0x1151B5: main (TestHdf5DataReader.cpp:19)
+==24263== 
+==24263== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24263==    at 0x645EA1C: __open_nocancel (open64_nocancel.c:39)
+==24263==    by 0x63E2BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24263==    by 0x5D26822: ???
+==24263==    by 0x5D2696F: ???
+==24263==    by 0x8FE26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24263==    by 0x8FE2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24263==    by 0x8F98922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24263==    by 0x8F3D2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24263==    by 0x6655418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24263==    by 0x65EED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24263==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24263==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24263==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24263==    by 0x11BB1C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24263==    by 0x117033: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24263==    by 0x119B8A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24263==    by 0x119A2A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24263==    by 0x11A0C1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24263==    by 0x1151B5: main (TestHdf5DataReader.cpp:19)
+==24263== 
+==24263== Open file descriptor 116:
+==24263==    <inherited from parent>
+==24263== 
+==24263== Open file descriptor 113:
+==24263==    <inherited from parent>
+==24263== 
+==24263== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHdf5DataReader_valgrind.txt
+==24263==    <inherited from parent>
+==24263== 
+==24263== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24263==    <inherited from parent>
+==24263== 
+==24263== 
+==24263== HEAP SUMMARY:
+==24263==     in use at exit: 618,338 bytes in 8,248 blocks
+==24263==   total heap usage: 58,549 allocs, 50,301 frees, 1,348,775,643 bytes allocated
+==24263== 
+==24263== LEAK SUMMARY:
+==24263==    definitely lost: 0 bytes in 0 blocks
+==24263==    indirectly lost: 0 bytes in 0 blocks
+==24263==      possibly lost: 0 bytes in 0 blocks
+==24263==    still reachable: 24 bytes in 2 blocks
+==24263==         suppressed: 618,314 bytes in 8,246 blocks
+==24263== Reachable blocks (those to which a pointer was found) are not shown.
+==24263== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24263== 
+==24263== For lists of detected and suppressed errors, rerun with: -s
+==24263== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 41 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestHdf5DataWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHdf5DataWriter_valgrind.txt
new file mode 100644
index 000000000..b244882ab
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHdf5DataWriter_valgrind.txt
@@ -0,0 +1,74 @@
+==24283== Memcheck, a memory error detector
+==24283== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24283== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24283== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/io/test/TestHdf5DataWriter -malloc_debug -malloc_dump -memory_info
+==24283== Parent PID: 24004
+==24283== 
+==24283== Warning: invalid file descriptor -1 in syscall close()
+==24283== 
+==24283== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24283== Open file descriptor 12:
+==24283==    at 0x659107D: pipe (pipe.c:29)
+==24283==    by 0xAF1807D: ???
+==24283==    by 0x8F3D4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24283==    by 0x61E0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24283==    by 0x6179D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24283==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24283==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24283==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24283==    by 0x11BE02: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24283==    by 0x116E2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24283==    by 0x119D56: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24283==    by 0x119BF6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24283==    by 0x11A28D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24283==    by 0x115255: main (TestHdf5DataWriter.cpp:19)
+==24283== 
+==24283== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24283==    at 0x6595A1C: __open_nocancel (open64_nocancel.c:39)
+==24283==    by 0x6519BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24283==    by 0x5D26822: ???
+==24283==    by 0x5D2696F: ???
+==24283==    by 0x8FE26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24283==    by 0x8FE2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24283==    by 0x8F98922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24283==    by 0x8F3D2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24283==    by 0x61E0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24283==    by 0x6179D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24283==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24283==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24283==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24283==    by 0x11BE02: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24283==    by 0x116E2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24283==    by 0x119D56: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24283==    by 0x119BF6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24283==    by 0x11A28D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24283==    by 0x115255: main (TestHdf5DataWriter.cpp:19)
+==24283== 
+==24283== Open file descriptor 116:
+==24283==    <inherited from parent>
+==24283== 
+==24283== Open file descriptor 113:
+==24283==    <inherited from parent>
+==24283== 
+==24283== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHdf5DataWriter_valgrind.txt
+==24283==    <inherited from parent>
+==24283== 
+==24283== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24283==    <inherited from parent>
+==24283== 
+==24283== 
+==24283== HEAP SUMMARY:
+==24283==     in use at exit: 618,338 bytes in 8,248 blocks
+==24283==   total heap usage: 114,803 allocs, 106,555 frees, 1,412,665,554 bytes allocated
+==24283== 
+==24283== LEAK SUMMARY:
+==24283==    definitely lost: 0 bytes in 0 blocks
+==24283==    indirectly lost: 0 bytes in 0 blocks
+==24283==      possibly lost: 0 bytes in 0 blocks
+==24283==    still reachable: 24 bytes in 2 blocks
+==24283==         suppressed: 618,314 bytes in 8,246 blocks
+==24283== Reachable blocks (those to which a pointer was found) are not shown.
+==24283== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24283== 
+==24283== For lists of detected and suppressed errors, rerun with: -s
+==24283== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 98 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestHdf5ToVisualizerConverters_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHdf5ToVisualizerConverters_valgrind.txt
new file mode 100644
index 000000000..266f796f7
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHdf5ToVisualizerConverters_valgrind.txt
@@ -0,0 +1,73 @@
+==43442== Memcheck, a memory error detector
+==43442== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43442== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43442== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestHdf5ToVisualizerConverters -malloc_debug -malloc_dump -memory_info
+==43442== Parent PID: 24004
+==43442== 
+==43442== 
+==43442== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43442== Open file descriptor 12:
+==43442==    at 0xA8B607D: pipe (pipe.c:29)
+==43442==    by 0x1432F07D: ???
+==43442==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43442==    by 0xBFAF418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43442==    by 0xBF48D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43442==    by 0xAC3FD38: PetscInitialize (pinit.c:924)
+==43442==    by 0xA19D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43442==    by 0xA19D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43442==    by 0x124324: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43442==    by 0x11DB0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43442==    by 0x120564: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43442==    by 0x120404: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43442==    by 0x120A9B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43442==    by 0x11BF35: main (TestHdf5ToVisualizerConverters.cpp:19)
+==43442== 
+==43442== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43442==    at 0xA8BAA1C: __open_nocancel (open64_nocancel.c:39)
+==43442==    by 0xA83EBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43442==    by 0xA1D8822: ???
+==43442==    by 0xA1D896F: ???
+==43442==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43442==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43442==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43442==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43442==    by 0xBFAF418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43442==    by 0xBF48D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43442==    by 0xAC3FD38: PetscInitialize (pinit.c:924)
+==43442==    by 0xA19D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43442==    by 0xA19D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43442==    by 0x124324: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43442==    by 0x11DB0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43442==    by 0x120564: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43442==    by 0x120404: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43442==    by 0x120A9B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43442==    by 0x11BF35: main (TestHdf5ToVisualizerConverters.cpp:19)
+==43442== 
+==43442== Open file descriptor 116:
+==43442==    <inherited from parent>
+==43442== 
+==43442== Open file descriptor 113:
+==43442==    <inherited from parent>
+==43442== 
+==43442== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHdf5ToVisualizerConverters_valgrind.txt
+==43442==    <inherited from parent>
+==43442== 
+==43442== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43442==    <inherited from parent>
+==43442== 
+==43442== 
+==43442== HEAP SUMMARY:
+==43442==     in use at exit: 618,338 bytes in 8,238 blocks
+==43442==   total heap usage: 120,271 allocs, 112,033 frees, 1,366,197,832 bytes allocated
+==43442== 
+==43442== LEAK SUMMARY:
+==43442==    definitely lost: 0 bytes in 0 blocks
+==43442==    indirectly lost: 0 bytes in 0 blocks
+==43442==      possibly lost: 0 bytes in 0 blocks
+==43442==    still reachable: 24 bytes in 2 blocks
+==43442==         suppressed: 618,314 bytes in 8,236 blocks
+==43442== Reachable blocks (those to which a pointer was found) are not shown.
+==43442== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43442== 
+==43442== For lists of detected and suppressed errors, rerun with: -s
+==43442== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestHeartConfig_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHeartConfig_valgrind.txt
new file mode 100644
index 000000000..02a6d414b
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHeartConfig_valgrind.txt
@@ -0,0 +1,73 @@
+==43713== Memcheck, a memory error detector
+==43713== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43713== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43713== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestHeartConfig -malloc_debug -malloc_dump -memory_info
+==43713== Parent PID: 24004
+==43713== 
+==43713== 
+==43713== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43713== Open file descriptor 12:
+==43713==    at 0xBA9F07D: pipe (pipe.c:29)
+==43713==    by 0x1432F07D: ???
+==43713==    by 0xFAE94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43713==    by 0xB38D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43713==    by 0xB326D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43713==    by 0xA01DD38: PetscInitialize (pinit.c:924)
+==43713==    by 0x9E8F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43713==    by 0x9E8F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43713==    by 0x17E1E7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==43713==    by 0x175CFD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43713==    by 0x179100: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43713==    by 0x178FA0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43713==    by 0x179637: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43713==    by 0x174125: main (TestHeartConfig.cpp:19)
+==43713== 
+==43713== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43713==    at 0xBAA3A1C: __open_nocancel (open64_nocancel.c:39)
+==43713==    by 0xBA27BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43713==    by 0x9ECA822: ???
+==43713==    by 0x9ECA96F: ???
+==43713==    by 0xFB8E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43713==    by 0xFB8E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43713==    by 0xFB44922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43713==    by 0xFAE92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43713==    by 0xB38D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43713==    by 0xB326D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43713==    by 0xA01DD38: PetscInitialize (pinit.c:924)
+==43713==    by 0x9E8F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43713==    by 0x9E8F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43713==    by 0x17E1E7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==43713==    by 0x175CFD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43713==    by 0x179100: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43713==    by 0x178FA0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43713==    by 0x179637: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43713==    by 0x174125: main (TestHeartConfig.cpp:19)
+==43713== 
+==43713== Open file descriptor 116:
+==43713==    <inherited from parent>
+==43713== 
+==43713== Open file descriptor 113:
+==43713==    <inherited from parent>
+==43713== 
+==43713== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHeartConfig_valgrind.txt
+==43713==    <inherited from parent>
+==43713== 
+==43713== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43713==    <inherited from parent>
+==43713== 
+==43713== 
+==43713== HEAP SUMMARY:
+==43713==     in use at exit: 618,338 bytes in 8,238 blocks
+==43713==   total heap usage: 2,320,356 allocs, 2,312,118 frees, 2,008,576,193 bytes allocated
+==43713== 
+==43713== LEAK SUMMARY:
+==43713==    definitely lost: 0 bytes in 0 blocks
+==43713==    indirectly lost: 0 bytes in 0 blocks
+==43713==      possibly lost: 0 bytes in 0 blocks
+==43713==    still reachable: 24 bytes in 2 blocks
+==43713==         suppressed: 618,314 bytes in 8,236 blocks
+==43713== Reachable blocks (those to which a pointer was found) are not shown.
+==43713== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43713== 
+==43713== For lists of detected and suppressed errors, rerun with: -s
+==43713== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestHeartEventHandler_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHeartEventHandler_valgrind.txt
new file mode 100644
index 000000000..b21f3fbe3
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHeartEventHandler_valgrind.txt
@@ -0,0 +1,73 @@
+==24130== Memcheck, a memory error detector
+==24130== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24130== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24130== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestHeartEventHandler -malloc_debug -malloc_dump -memory_info
+==24130== Parent PID: 24004
+==24130== 
+==24130== 
+==24130== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24130== Open file descriptor 12:
+==24130==    at 0x4DEB07D: pipe (pipe.c:29)
+==24130==    by 0xAEA307D: ???
+==24130==    by 0x643A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24130==    by 0x4A38418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24130==    by 0x49D1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24130==    by 0x5036D38: PetscInitialize (pinit.c:924)
+==24130==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24130==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24130==    by 0x115454: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24130==    by 0x11064D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24130==    by 0x1134F6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24130==    by 0x113396: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24130==    by 0x113A2D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24130==    by 0x10EA75: main (TestHeartEventHandler.cpp:19)
+==24130== 
+==24130== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24130==    at 0x4DEFA1C: __open_nocancel (open64_nocancel.c:39)
+==24130==    by 0x4D73BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24130==    by 0x4935822: ???
+==24130==    by 0x493596F: ???
+==24130==    by 0x64E16DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24130==    by 0x64E1938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24130==    by 0x6497922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24130==    by 0x643A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24130==    by 0x4A38418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24130==    by 0x49D1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24130==    by 0x5036D38: PetscInitialize (pinit.c:924)
+==24130==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24130==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24130==    by 0x115454: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24130==    by 0x11064D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24130==    by 0x1134F6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24130==    by 0x113396: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24130==    by 0x113A2D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24130==    by 0x10EA75: main (TestHeartEventHandler.cpp:19)
+==24130== 
+==24130== Open file descriptor 116:
+==24130==    <inherited from parent>
+==24130== 
+==24130== Open file descriptor 113:
+==24130==    <inherited from parent>
+==24130== 
+==24130== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHeartEventHandler_valgrind.txt
+==24130==    <inherited from parent>
+==24130== 
+==24130== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24130==    <inherited from parent>
+==24130== 
+==24130== 
+==24130== HEAP SUMMARY:
+==24130==     in use at exit: 617,842 bytes in 8,238 blocks
+==24130==   total heap usage: 44,953 allocs, 36,715 frees, 1,338,164,318 bytes allocated
+==24130== 
+==24130== LEAK SUMMARY:
+==24130==    definitely lost: 0 bytes in 0 blocks
+==24130==    indirectly lost: 0 bytes in 0 blocks
+==24130==      possibly lost: 0 bytes in 0 blocks
+==24130==    still reachable: 24 bytes in 2 blocks
+==24130==         suppressed: 617,818 bytes in 8,236 blocks
+==24130== Reachable blocks (those to which a pointer was found) are not shown.
+==24130== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24130== 
+==24130== For lists of detected and suppressed errors, rerun with: -s
+==24130== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestHeartFileFinder_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHeartFileFinder_valgrind.txt
new file mode 100644
index 000000000..90a0370e1
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHeartFileFinder_valgrind.txt
@@ -0,0 +1,73 @@
+==43736== Memcheck, a memory error detector
+==43736== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43736== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43736== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestHeartFileFinder -malloc_debug -malloc_dump -memory_info
+==43736== Parent PID: 24004
+==43736== 
+==43736== 
+==43736== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43736== Open file descriptor 12:
+==43736==    at 0x856F07D: pipe (pipe.c:29)
+==43736==    by 0x1432F07D: ???
+==43736==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43736==    by 0x9C6A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43736==    by 0x9C03D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43736==    by 0x88FAD38: PetscInitialize (pinit.c:924)
+==43736==    by 0x819B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43736==    by 0x819B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43736==    by 0x11F18E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43736==    by 0x11A2B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43736==    by 0x11C9B0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43736==    by 0x11C8AB: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43736==    by 0x11CEBF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43736==    by 0x118AB5: main (TestHeartFileFinder.cpp:18)
+==43736== 
+==43736== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43736==    at 0x8573A1C: __open_nocancel (open64_nocancel.c:39)
+==43736==    by 0x84F7BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43736==    by 0x81D6822: ???
+==43736==    by 0x81D696F: ???
+==43736==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43736==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43736==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43736==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43736==    by 0x9C6A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43736==    by 0x9C03D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43736==    by 0x88FAD38: PetscInitialize (pinit.c:924)
+==43736==    by 0x819B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43736==    by 0x819B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43736==    by 0x11F18E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43736==    by 0x11A2B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43736==    by 0x11C9B0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43736==    by 0x11C8AB: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43736==    by 0x11CEBF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43736==    by 0x118AB5: main (TestHeartFileFinder.cpp:18)
+==43736== 
+==43736== Open file descriptor 116:
+==43736==    <inherited from parent>
+==43736== 
+==43736== Open file descriptor 113:
+==43736==    <inherited from parent>
+==43736== 
+==43736== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHeartFileFinder_valgrind.txt
+==43736==    <inherited from parent>
+==43736== 
+==43736== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43736==    <inherited from parent>
+==43736== 
+==43736== 
+==43736== HEAP SUMMARY:
+==43736==     in use at exit: 618,338 bytes in 8,238 blocks
+==43736==   total heap usage: 48,971 allocs, 40,733 frees, 1,338,596,365 bytes allocated
+==43736== 
+==43736== LEAK SUMMARY:
+==43736==    definitely lost: 0 bytes in 0 blocks
+==43736==    indirectly lost: 0 bytes in 0 blocks
+==43736==      possibly lost: 0 bytes in 0 blocks
+==43736==    still reachable: 24 bytes in 2 blocks
+==43736==         suppressed: 618,314 bytes in 8,236 blocks
+==43736== Reachable blocks (those to which a pointer was found) are not shown.
+==43736== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43736== 
+==43736== For lists of detected and suppressed errors, rerun with: -s
+==43736== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestHeartGeometryInformation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHeartGeometryInformation_valgrind.txt
new file mode 100644
index 000000000..9da240768
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHeartGeometryInformation_valgrind.txt
@@ -0,0 +1,73 @@
+==43737== Memcheck, a memory error detector
+==43737== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43737== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43737== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestHeartGeometryInformation -malloc_debug -malloc_dump -memory_info
+==43737== Parent PID: 24004
+==43737== 
+==43737== 
+==43737== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43737== Open file descriptor 12:
+==43737==    at 0xA51707D: pipe (pipe.c:29)
+==43737==    by 0x1432F07D: ???
+==43737==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43737==    by 0xBC12418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43737==    by 0xBBABD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43737==    by 0xA8A2D38: PetscInitialize (pinit.c:924)
+==43737==    by 0x9E001D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43737==    by 0x9E00227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43737==    by 0x11C60C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43737==    by 0x117A4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43737==    by 0x11A4EE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43737==    by 0x11A38E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43737==    by 0x11AA25: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43737==    by 0x115E75: main (TestHeartGeometryInformation.cpp:19)
+==43737== 
+==43737== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43737==    at 0xA51BA1C: __open_nocancel (open64_nocancel.c:39)
+==43737==    by 0xA49FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43737==    by 0x9E3B822: ???
+==43737==    by 0x9E3B96F: ???
+==43737==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43737==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43737==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43737==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43737==    by 0xBC12418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43737==    by 0xBBABD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43737==    by 0xA8A2D38: PetscInitialize (pinit.c:924)
+==43737==    by 0x9E001D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43737==    by 0x9E00227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43737==    by 0x11C60C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43737==    by 0x117A4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43737==    by 0x11A4EE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43737==    by 0x11A38E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43737==    by 0x11AA25: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43737==    by 0x115E75: main (TestHeartGeometryInformation.cpp:19)
+==43737== 
+==43737== Open file descriptor 116:
+==43737==    <inherited from parent>
+==43737== 
+==43737== Open file descriptor 113:
+==43737==    <inherited from parent>
+==43737== 
+==43737== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHeartGeometryInformation_valgrind.txt
+==43737==    <inherited from parent>
+==43737== 
+==43737== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43737==    <inherited from parent>
+==43737== 
+==43737== 
+==43737== HEAP SUMMARY:
+==43737==     in use at exit: 618,265 bytes in 8,234 blocks
+==43737==   total heap usage: 2,705,977 allocs, 2,697,743 frees, 1,653,760,149 bytes allocated
+==43737== 
+==43737== LEAK SUMMARY:
+==43737==    definitely lost: 0 bytes in 0 blocks
+==43737==    indirectly lost: 0 bytes in 0 blocks
+==43737==      possibly lost: 0 bytes in 0 blocks
+==43737==    still reachable: 24 bytes in 2 blocks
+==43737==         suppressed: 618,241 bytes in 8,232 blocks
+==43737== Reachable blocks (those to which a pointer was found) are not shown.
+==43737== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43737== 
+==43737== For lists of detected and suppressed errors, rerun with: -s
+==43737== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestHeartRegionCodes_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHeartRegionCodes_valgrind.txt
new file mode 100644
index 000000000..fb4bc980d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHeartRegionCodes_valgrind.txt
@@ -0,0 +1,36 @@
+==43752== Memcheck, a memory error detector
+==43752== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43752== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43752== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestHeartRegionCodes -malloc_debug -malloc_dump -memory_info
+==43752== Parent PID: 24004
+==43752== 
+==43752== 
+==43752== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==43752== Open file descriptor 116:
+==43752==    <inherited from parent>
+==43752== 
+==43752== Open file descriptor 113:
+==43752==    <inherited from parent>
+==43752== 
+==43752== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHeartRegionCodes_valgrind.txt
+==43752==    <inherited from parent>
+==43752== 
+==43752== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43752==    <inherited from parent>
+==43752== 
+==43752== 
+==43752== HEAP SUMMARY:
+==43752==     in use at exit: 24 bytes in 2 blocks
+==43752==   total heap usage: 7,159 allocs, 7,157 frees, 732,281 bytes allocated
+==43752== 
+==43752== LEAK SUMMARY:
+==43752==    definitely lost: 0 bytes in 0 blocks
+==43752==    indirectly lost: 0 bytes in 0 blocks
+==43752==      possibly lost: 0 bytes in 0 blocks
+==43752==    still reachable: 24 bytes in 2 blocks
+==43752==         suppressed: 0 bytes in 0 blocks
+==43752== Reachable blocks (those to which a pointer was found) are not shown.
+==43752== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43752== 
+==43752== For lists of detected and suppressed errors, rerun with: -s
+==43752== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestHelloWorld_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHelloWorld_valgrind.txt
new file mode 100644
index 000000000..dbc17f4b0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHelloWorld_valgrind.txt
@@ -0,0 +1,73 @@
+==24131== Memcheck, a memory error detector
+==24131== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24131== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24131== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestHelloWorld -malloc_debug -malloc_dump -memory_info
+==24131== Parent PID: 24004
+==24131== 
+==24131== 
+==24131== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24131== Open file descriptor 12:
+==24131==    at 0x4CB207D: pipe (pipe.c:29)
+==24131==    by 0xAEA507D: ???
+==24131==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24131==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24131==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24131==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24131==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24131==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24131==    by 0x110C3A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24131==    by 0x10CB53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24131==    by 0x10ED04: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24131==    by 0x10EC00: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24131==    by 0x10F213: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24131==    by 0x10B355: main (TestHelloWorld.cpp:18)
+==24131== 
+==24131== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24131==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24131==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24131==    by 0x4935822: ???
+==24131==    by 0x493596F: ???
+==24131==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24131==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24131==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24131==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24131==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24131==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24131==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24131==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24131==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24131==    by 0x110C3A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24131==    by 0x10CB53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24131==    by 0x10ED04: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24131==    by 0x10EC00: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24131==    by 0x10F213: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24131==    by 0x10B355: main (TestHelloWorld.cpp:18)
+==24131== 
+==24131== Open file descriptor 116:
+==24131==    <inherited from parent>
+==24131== 
+==24131== Open file descriptor 113:
+==24131==    <inherited from parent>
+==24131== 
+==24131== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHelloWorld_valgrind.txt
+==24131==    <inherited from parent>
+==24131== 
+==24131== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24131==    <inherited from parent>
+==24131== 
+==24131== 
+==24131== HEAP SUMMARY:
+==24131==     in use at exit: 617,842 bytes in 8,238 blocks
+==24131==   total heap usage: 44,911 allocs, 36,673 frees, 1,338,158,964 bytes allocated
+==24131== 
+==24131== LEAK SUMMARY:
+==24131==    definitely lost: 0 bytes in 0 blocks
+==24131==    indirectly lost: 0 bytes in 0 blocks
+==24131==      possibly lost: 0 bytes in 0 blocks
+==24131==    still reachable: 24 bytes in 2 blocks
+==24131==         suppressed: 617,818 bytes in 8,236 blocks
+==24131== Reachable blocks (those to which a pointer was found) are not shown.
+==24131== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24131== 
+==24131== For lists of detected and suppressed errors, rerun with: -s
+==24131== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestHeterogeneousConductivities_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHeterogeneousConductivities_valgrind.txt
new file mode 100644
index 000000000..179280e5a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHeterogeneousConductivities_valgrind.txt
@@ -0,0 +1,73 @@
+==43753== Memcheck, a memory error detector
+==43753== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43753== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43753== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestHeterogeneousConductivities -malloc_debug -malloc_dump -memory_info
+==43753== Parent PID: 24004
+==43753== 
+==43753== 
+==43753== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43753== Open file descriptor 12:
+==43753==    at 0xA7EA07D: pipe (pipe.c:29)
+==43753==    by 0x1432F07D: ???
+==43753==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43753==    by 0xBEE3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43753==    by 0xBE7CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43753==    by 0xAB73D38: PetscInitialize (pinit.c:924)
+==43753==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43753==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43753==    by 0x11BF54: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43753==    by 0x1174B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43753==    by 0x119942: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43753==    by 0x11983E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43753==    by 0x119E51: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43753==    by 0x115CB5: main (TestHeterogeneousConductivities.cpp:18)
+==43753== 
+==43753== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43753==    at 0xA7EEA1C: __open_nocancel (open64_nocancel.c:39)
+==43753==    by 0xA772BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43753==    by 0xA10C822: ???
+==43753==    by 0xA10C96F: ???
+==43753==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43753==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43753==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43753==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43753==    by 0xBEE3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43753==    by 0xBE7CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43753==    by 0xAB73D38: PetscInitialize (pinit.c:924)
+==43753==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43753==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43753==    by 0x11BF54: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43753==    by 0x1174B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43753==    by 0x119942: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43753==    by 0x11983E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43753==    by 0x119E51: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43753==    by 0x115CB5: main (TestHeterogeneousConductivities.cpp:18)
+==43753== 
+==43753== Open file descriptor 116:
+==43753==    <inherited from parent>
+==43753== 
+==43753== Open file descriptor 113:
+==43753==    <inherited from parent>
+==43753== 
+==43753== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHeterogeneousConductivities_valgrind.txt
+==43753==    <inherited from parent>
+==43753== 
+==43753== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43753==    <inherited from parent>
+==43753== 
+==43753== 
+==43753== HEAP SUMMARY:
+==43753==     in use at exit: 618,818 bytes in 8,248 blocks
+==43753==   total heap usage: 201,471 allocs, 193,223 frees, 1,372,225,735 bytes allocated
+==43753== 
+==43753== LEAK SUMMARY:
+==43753==    definitely lost: 0 bytes in 0 blocks
+==43753==    indirectly lost: 0 bytes in 0 blocks
+==43753==      possibly lost: 0 bytes in 0 blocks
+==43753==    still reachable: 24 bytes in 2 blocks
+==43753==         suppressed: 618,794 bytes in 8,246 blocks
+==43753== Reachable blocks (those to which a pointer was found) are not shown.
+==43753== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43753== 
+==43753== For lists of detected and suppressed errors, rerun with: -s
+==43753== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 40 from 38)
diff --git a/log-files/2024-10-08_17-23-11/TestHeun2IvpOdeSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHeun2IvpOdeSolver_valgrind.txt
new file mode 100644
index 000000000..075f1e299
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHeun2IvpOdeSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25027== Memcheck, a memory error detector
+==25027== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25027== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25027== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestHeun2IvpOdeSolver -malloc_debug -malloc_dump -memory_info
+==25027== Parent PID: 24004
+==25027== 
+==25027== 
+==25027== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25027== Open file descriptor 12:
+==25027==    at 0x503907D: pipe (pipe.c:29)
+==25027==    by 0xB1E607D: ???
+==25027==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25027==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25027==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25027==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==25027==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25027==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25027==    by 0x127368: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25027==    by 0x1218FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25027==    by 0x1243AE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25027==    by 0x12424F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25027==    by 0x1248E5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25027==    by 0x11EEC5: main (TestHeun2IvpOdeSolver.cpp:19)
+==25027== 
+==25027== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25027==    at 0x503DA1C: __open_nocancel (open64_nocancel.c:39)
+==25027==    by 0x4FC1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25027==    by 0x4B77822: ???
+==25027==    by 0x4B7796F: ???
+==25027==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25027==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25027==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25027==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25027==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25027==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25027==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==25027==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25027==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25027==    by 0x127368: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25027==    by 0x1218FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25027==    by 0x1243AE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25027==    by 0x12424F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25027==    by 0x1248E5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25027==    by 0x11EEC5: main (TestHeun2IvpOdeSolver.cpp:19)
+==25027== 
+==25027== Open file descriptor 116:
+==25027==    <inherited from parent>
+==25027== 
+==25027== Open file descriptor 113:
+==25027==    <inherited from parent>
+==25027== 
+==25027== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHeun2IvpOdeSolver_valgrind.txt
+==25027==    <inherited from parent>
+==25027== 
+==25027== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25027==    <inherited from parent>
+==25027== 
+==25027== 
+==25027== HEAP SUMMARY:
+==25027==     in use at exit: 617,906 bytes in 8,238 blocks
+==25027==   total heap usage: 93,031 allocs, 84,793 frees, 1,339,245,360 bytes allocated
+==25027== 
+==25027== LEAK SUMMARY:
+==25027==    definitely lost: 0 bytes in 0 blocks
+==25027==    indirectly lost: 0 bytes in 0 blocks
+==25027==      possibly lost: 0 bytes in 0 blocks
+==25027==    still reachable: 24 bytes in 2 blocks
+==25027==         suppressed: 617,882 bytes in 8,236 blocks
+==25027== Reachable blocks (those to which a pointer was found) are not shown.
+==25027== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25027== 
+==25027== For lists of detected and suppressed errors, rerun with: -s
+==25027== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestHodgkinHuxleySquidAxon1952OriginalOdeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHodgkinHuxleySquidAxon1952OriginalOdeSystem_valgrind.txt
new file mode 100644
index 000000000..eba57b703
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHodgkinHuxleySquidAxon1952OriginalOdeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==41758== Memcheck, a memory error detector
+==41758== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41758== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41758== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestHodgkinHuxleySquidAxon1952OriginalOdeSystem -malloc_debug -malloc_dump -memory_info
+==41758== Parent PID: 24004
+==41758== 
+==41758== 
+==41758== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41758== Open file descriptor 12:
+==41758==    at 0x856F07D: pipe (pipe.c:29)
+==41758==    by 0x1432F07D: ???
+==41758==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41758==    by 0x9C6A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41758==    by 0x9C03D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41758==    by 0x88FAD38: PetscInitialize (pinit.c:924)
+==41758==    by 0x819B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41758==    by 0x819B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41758==    by 0x1151B2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41758==    by 0x110CB3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41758==    by 0x112FCA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41758==    by 0x112EC5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41758==    by 0x1134D9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41758==    by 0x10F4B5: main (TestHodgkinHuxleySquidAxon1952OriginalOdeSystem.cpp:18)
+==41758== 
+==41758== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41758==    at 0x8573A1C: __open_nocancel (open64_nocancel.c:39)
+==41758==    by 0x84F7BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41758==    by 0x81D6822: ???
+==41758==    by 0x81D696F: ???
+==41758==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41758==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41758==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41758==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41758==    by 0x9C6A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41758==    by 0x9C03D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41758==    by 0x88FAD38: PetscInitialize (pinit.c:924)
+==41758==    by 0x819B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41758==    by 0x819B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41758==    by 0x1151B2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41758==    by 0x110CB3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41758==    by 0x112FCA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41758==    by 0x112EC5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41758==    by 0x1134D9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41758==    by 0x10F4B5: main (TestHodgkinHuxleySquidAxon1952OriginalOdeSystem.cpp:18)
+==41758== 
+==41758== Open file descriptor 116:
+==41758==    <inherited from parent>
+==41758== 
+==41758== Open file descriptor 113:
+==41758==    <inherited from parent>
+==41758== 
+==41758== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHodgkinHuxleySquidAxon1952OriginalOdeSystem_valgrind.txt
+==41758==    <inherited from parent>
+==41758== 
+==41758== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41758==    <inherited from parent>
+==41758== 
+==41758== 
+==41758== HEAP SUMMARY:
+==41758==     in use at exit: 618,338 bytes in 8,238 blocks
+==41758==   total heap usage: 49,003 allocs, 40,765 frees, 1,338,534,752 bytes allocated
+==41758== 
+==41758== LEAK SUMMARY:
+==41758==    definitely lost: 0 bytes in 0 blocks
+==41758==    indirectly lost: 0 bytes in 0 blocks
+==41758==      possibly lost: 0 bytes in 0 blocks
+==41758==    still reachable: 24 bytes in 2 blocks
+==41758==         suppressed: 618,314 bytes in 8,236 blocks
+==41758== Reachable blocks (those to which a pointer was found) are not shown.
+==41758== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41758== 
+==41758== For lists of detected and suppressed errors, rerun with: -s
+==41758== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestHoneycombMeshGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHoneycombMeshGenerator_valgrind.txt
new file mode 100644
index 000000000..89646d645
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHoneycombMeshGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24535== Memcheck, a memory error detector
+==24535== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24535== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24535== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestHoneycombMeshGenerator -malloc_debug -malloc_dump -memory_info
+==24535== Parent PID: 24004
+==24535== 
+==24535== 
+==24535== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24535== Open file descriptor 12:
+==24535==    at 0x81F807D: pipe (pipe.c:29)
+==24535==    by 0x100CC07D: ???
+==24535==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24535==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24535==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24535==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24535==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24535==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24535==    by 0x11C935: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24535==    by 0x1177CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24535==    by 0x11A508: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24535==    by 0x11A3A8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24535==    by 0x11AA3F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24535==    by 0x115BF5: main (TestHoneycombMeshGenerator.cpp:19)
+==24535== 
+==24535== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24535==    at 0x81FCA1C: __open_nocancel (open64_nocancel.c:39)
+==24535==    by 0x8180BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24535==    by 0x7916822: ???
+==24535==    by 0x791696F: ???
+==24535==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24535==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24535==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24535==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24535==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24535==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24535==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24535==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24535==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24535==    by 0x11C935: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24535==    by 0x1177CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24535==    by 0x11A508: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24535==    by 0x11A3A8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24535==    by 0x11AA3F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24535==    by 0x115BF5: main (TestHoneycombMeshGenerator.cpp:19)
+==24535== 
+==24535== Open file descriptor 116:
+==24535==    <inherited from parent>
+==24535== 
+==24535== Open file descriptor 113:
+==24535==    <inherited from parent>
+==24535== 
+==24535== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHoneycombMeshGenerator_valgrind.txt
+==24535==    <inherited from parent>
+==24535== 
+==24535== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24535==    <inherited from parent>
+==24535== 
+==24535== 
+==24535== HEAP SUMMARY:
+==24535==     in use at exit: 620,778 bytes in 8,239 blocks
+==24535==   total heap usage: 1,200,546 allocs, 1,192,307 frees, 1,378,998,022 bytes allocated
+==24535== 
+==24535== LEAK SUMMARY:
+==24535==    definitely lost: 0 bytes in 0 blocks
+==24535==    indirectly lost: 0 bytes in 0 blocks
+==24535==      possibly lost: 0 bytes in 0 blocks
+==24535==    still reachable: 2,576 bytes in 3 blocks
+==24535==         suppressed: 618,202 bytes in 8,236 blocks
+==24535== Reachable blocks (those to which a pointer was found) are not shown.
+==24535== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24535== 
+==24535== For lists of detected and suppressed errors, rerun with: -s
+==24535== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestHoneycombVertexMeshGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestHoneycombVertexMeshGenerator_valgrind.txt
new file mode 100644
index 000000000..51c08e353
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestHoneycombVertexMeshGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24731== Memcheck, a memory error detector
+==24731== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24731== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24731== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestHoneycombVertexMeshGenerator -malloc_debug -malloc_dump -memory_info
+==24731== Parent PID: 24004
+==24731== 
+==24731== 
+==24731== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24731== Open file descriptor 12:
+==24731==    at 0x6C5C07D: pipe (pipe.c:29)
+==24731==    by 0x100CC07D: ???
+==24731==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24731==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24731==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24731==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24731==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24731==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24731==    by 0x1146C4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24731==    by 0x110053: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24731==    by 0x112582: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24731==    by 0x11247D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24731==    by 0x112A91: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24731==    by 0x10E855: main (TestHoneycombVertexMeshGenerator.cpp:18)
+==24731== 
+==24731== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24731==    at 0x6C60A1C: __open_nocancel (open64_nocancel.c:39)
+==24731==    by 0x6BE4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24731==    by 0x6598822: ???
+==24731==    by 0x659896F: ???
+==24731==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24731==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24731==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24731==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24731==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24731==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24731==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24731==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24731==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24731==    by 0x1146C4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24731==    by 0x110053: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24731==    by 0x112582: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24731==    by 0x11247D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24731==    by 0x112A91: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24731==    by 0x10E855: main (TestHoneycombVertexMeshGenerator.cpp:18)
+==24731== 
+==24731== Open file descriptor 116:
+==24731==    <inherited from parent>
+==24731== 
+==24731== Open file descriptor 113:
+==24731==    <inherited from parent>
+==24731== 
+==24731== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestHoneycombVertexMeshGenerator_valgrind.txt
+==24731==    <inherited from parent>
+==24731== 
+==24731== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24731==    <inherited from parent>
+==24731== 
+==24731== 
+==24731== HEAP SUMMARY:
+==24731==     in use at exit: 618,226 bytes in 8,238 blocks
+==24731==   total heap usage: 412,637 allocs, 404,399 frees, 1,357,653,889 bytes allocated
+==24731== 
+==24731== LEAK SUMMARY:
+==24731==    definitely lost: 0 bytes in 0 blocks
+==24731==    indirectly lost: 0 bytes in 0 blocks
+==24731==      possibly lost: 0 bytes in 0 blocks
+==24731==    still reachable: 24 bytes in 2 blocks
+==24731==         suppressed: 618,202 bytes in 8,236 blocks
+==24731== Reachable blocks (those to which a pointer was found) are not shown.
+==24731== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24731== 
+==24731== For lists of detected and suppressed errors, rerun with: -s
+==24731== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundary2dArrays_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundary2dArrays_valgrind.txt
new file mode 100644
index 000000000..e8e1b5cc0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundary2dArrays_valgrind.txt
@@ -0,0 +1,73 @@
+==24851== Memcheck, a memory error detector
+==24851== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24851== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24851== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestImmersedBoundary2dArrays -malloc_debug -malloc_dump -memory_info
+==24851== Parent PID: 24004
+==24851== 
+==24851== 
+==24851== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24851== Open file descriptor 12:
+==24851==    at 0x81F807D: pipe (pipe.c:29)
+==24851==    by 0x100CC07D: ???
+==24851==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24851==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24851==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24851==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24851==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24851==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24851==    by 0x12E481: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24851==    by 0x129F13: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24851==    by 0x12C4B2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24851==    by 0x12C3AD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24851==    by 0x12C9C1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24851==    by 0x128715: main (TestImmersedBoundary2dArrays.cpp:18)
+==24851== 
+==24851== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24851==    at 0x81FCA1C: __open_nocancel (open64_nocancel.c:39)
+==24851==    by 0x8180BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24851==    by 0x7916822: ???
+==24851==    by 0x791696F: ???
+==24851==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24851==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24851==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24851==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24851==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24851==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24851==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24851==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24851==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24851==    by 0x12E481: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24851==    by 0x129F13: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24851==    by 0x12C4B2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24851==    by 0x12C3AD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24851==    by 0x12C9C1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24851==    by 0x128715: main (TestImmersedBoundary2dArrays.cpp:18)
+==24851== 
+==24851== Open file descriptor 116:
+==24851==    <inherited from parent>
+==24851== 
+==24851== Open file descriptor 113:
+==24851==    <inherited from parent>
+==24851== 
+==24851== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundary2dArrays_valgrind.txt
+==24851==    <inherited from parent>
+==24851== 
+==24851== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24851==    <inherited from parent>
+==24851== 
+==24851== 
+==24851== HEAP SUMMARY:
+==24851==     in use at exit: 620,778 bytes in 8,239 blocks
+==24851==   total heap usage: 49,873 allocs, 41,634 frees, 1,345,273,672 bytes allocated
+==24851== 
+==24851== LEAK SUMMARY:
+==24851==    definitely lost: 0 bytes in 0 blocks
+==24851==    indirectly lost: 0 bytes in 0 blocks
+==24851==      possibly lost: 0 bytes in 0 blocks
+==24851==    still reachable: 2,576 bytes in 3 blocks
+==24851==         suppressed: 618,202 bytes in 8,236 blocks
+==24851== Reachable blocks (those to which a pointer was found) are not shown.
+==24851== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24851== 
+==24851== For lists of detected and suppressed errors, rerun with: -s
+==24851== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundaryCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryCellPopulation_valgrind.txt
new file mode 100644
index 000000000..b56717a43
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==26042== Memcheck, a memory error detector
+==26042== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26042== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26042== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestImmersedBoundaryCellPopulation -malloc_debug -malloc_dump -memory_info
+==26042== Parent PID: 24004
+==26042== 
+==26042== 
+==26042== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26042== Open file descriptor 12:
+==26042==    at 0x10CFA07D: pipe (pipe.c:29)
+==26042==    by 0x196B407D: ???
+==26042==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26042==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26042==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26042==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26042==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26042==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26042==    by 0x17AFD3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26042==    by 0x1732C9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26042==    by 0x1765FC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26042==    by 0x17649C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26042==    by 0x176B33: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26042==    by 0x1716E5: main (TestImmersedBoundaryCellPopulation.cpp:19)
+==26042== 
+==26042== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26042==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==26042==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26042==    by 0xF13F822: ???
+==26042==    by 0xF13F96F: ???
+==26042==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26042==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26042==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26042==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26042==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26042==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26042==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26042==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26042==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26042==    by 0x17AFD3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26042==    by 0x1732C9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26042==    by 0x1765FC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26042==    by 0x17649C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26042==    by 0x176B33: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26042==    by 0x1716E5: main (TestImmersedBoundaryCellPopulation.cpp:19)
+==26042== 
+==26042== Open file descriptor 116:
+==26042==    <inherited from parent>
+==26042== 
+==26042== Open file descriptor 113:
+==26042==    <inherited from parent>
+==26042== 
+==26042== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundaryCellPopulation_valgrind.txt
+==26042==    <inherited from parent>
+==26042== 
+==26042== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26042==    <inherited from parent>
+==26042== 
+==26042== 
+==26042== HEAP SUMMARY:
+==26042==     in use at exit: 618,354 bytes in 8,239 blocks
+==26042==   total heap usage: 114,144 allocs, 105,905 frees, 1,385,784,194 bytes allocated
+==26042== 
+==26042== LEAK SUMMARY:
+==26042==    definitely lost: 0 bytes in 0 blocks
+==26042==    indirectly lost: 0 bytes in 0 blocks
+==26042==      possibly lost: 0 bytes in 0 blocks
+==26042==    still reachable: 56 bytes in 3 blocks
+==26042==         suppressed: 618,298 bytes in 8,236 blocks
+==26042== Reachable blocks (those to which a pointer was found) are not shown.
+==26042== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26042== 
+==26042== For lists of detected and suppressed errors, rerun with: -s
+==26042== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundaryDivisionRules_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryDivisionRules_valgrind.txt
new file mode 100644
index 000000000..ecdae1f12
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryDivisionRules_valgrind.txt
@@ -0,0 +1,73 @@
+==26055== Memcheck, a memory error detector
+==26055== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26055== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26055== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestImmersedBoundaryDivisionRules -malloc_debug -malloc_dump -memory_info
+==26055== Parent PID: 24004
+==26055== 
+==26055== 
+==26055== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26055== Open file descriptor 12:
+==26055==    at 0x10CFA07D: pipe (pipe.c:29)
+==26055==    by 0x196B407D: ???
+==26055==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26055==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26055==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26055==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26055==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26055==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26055==    by 0x13B60B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26055==    by 0x136903: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26055==    by 0x138ED8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26055==    by 0x138DD4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26055==    by 0x1393E7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26055==    by 0x135105: main (TestImmersedBoundaryDivisionRules.cpp:18)
+==26055== 
+==26055== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26055==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==26055==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26055==    by 0xF13F822: ???
+==26055==    by 0xF13F96F: ???
+==26055==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26055==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26055==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26055==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26055==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26055==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26055==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26055==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26055==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26055==    by 0x13B60B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26055==    by 0x136903: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26055==    by 0x138ED8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26055==    by 0x138DD4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26055==    by 0x1393E7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26055==    by 0x135105: main (TestImmersedBoundaryDivisionRules.cpp:18)
+==26055== 
+==26055== Open file descriptor 116:
+==26055==    <inherited from parent>
+==26055== 
+==26055== Open file descriptor 113:
+==26055==    <inherited from parent>
+==26055== 
+==26055== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundaryDivisionRules_valgrind.txt
+==26055==    <inherited from parent>
+==26055== 
+==26055== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26055==    <inherited from parent>
+==26055== 
+==26055== 
+==26055== HEAP SUMMARY:
+==26055==     in use at exit: 618,354 bytes in 8,239 blocks
+==26055==   total heap usage: 53,311 allocs, 45,072 frees, 1,339,216,775 bytes allocated
+==26055== 
+==26055== LEAK SUMMARY:
+==26055==    definitely lost: 0 bytes in 0 blocks
+==26055==    indirectly lost: 0 bytes in 0 blocks
+==26055==      possibly lost: 0 bytes in 0 blocks
+==26055==    still reachable: 56 bytes in 3 blocks
+==26055==         suppressed: 618,298 bytes in 8,236 blocks
+==26055== Reachable blocks (those to which a pointer was found) are not shown.
+==26055== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26055== 
+==26055== For lists of detected and suppressed errors, rerun with: -s
+==26055== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundaryElement_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryElement_valgrind.txt
new file mode 100644
index 000000000..f201bbf89
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryElement_valgrind.txt
@@ -0,0 +1,73 @@
+==24861== Memcheck, a memory error detector
+==24861== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24861== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24861== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestImmersedBoundaryElement -malloc_debug -malloc_dump -memory_info
+==24861== Parent PID: 24004
+==24861== 
+==24861== 
+==24861== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24861== Open file descriptor 12:
+==24861==    at 0x7DCC07D: pipe (pipe.c:29)
+==24861==    by 0x100CC07D: ???
+==24861==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24861==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24861==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24861==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24861==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24861==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24861==    by 0x119A65: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24861==    by 0x11544D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24861==    by 0x117AA2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24861==    by 0x117942: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24861==    by 0x117FD9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24861==    by 0x113875: main (TestImmersedBoundaryElement.cpp:19)
+==24861== 
+==24861== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24861==    at 0x7DD0A1C: __open_nocancel (open64_nocancel.c:39)
+==24861==    by 0x7D54BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24861==    by 0x7916822: ???
+==24861==    by 0x791696F: ???
+==24861==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24861==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24861==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24861==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24861==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24861==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24861==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24861==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24861==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24861==    by 0x119A65: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24861==    by 0x11544D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24861==    by 0x117AA2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24861==    by 0x117942: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24861==    by 0x117FD9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24861==    by 0x113875: main (TestImmersedBoundaryElement.cpp:19)
+==24861== 
+==24861== Open file descriptor 116:
+==24861==    <inherited from parent>
+==24861== 
+==24861== Open file descriptor 113:
+==24861==    <inherited from parent>
+==24861== 
+==24861== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundaryElement_valgrind.txt
+==24861==    <inherited from parent>
+==24861== 
+==24861== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24861==    <inherited from parent>
+==24861== 
+==24861== 
+==24861== HEAP SUMMARY:
+==24861==     in use at exit: 618,226 bytes in 8,238 blocks
+==24861==   total heap usage: 47,352 allocs, 39,114 frees, 1,338,385,657 bytes allocated
+==24861== 
+==24861== LEAK SUMMARY:
+==24861==    definitely lost: 0 bytes in 0 blocks
+==24861==    indirectly lost: 0 bytes in 0 blocks
+==24861==      possibly lost: 0 bytes in 0 blocks
+==24861==    still reachable: 24 bytes in 2 blocks
+==24861==         suppressed: 618,202 bytes in 8,236 blocks
+==24861== Reachable blocks (those to which a pointer was found) are not shown.
+==24861== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24861== 
+==24861== For lists of detected and suppressed errors, rerun with: -s
+==24861== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundaryFftInterface_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryFftInterface_valgrind.txt
new file mode 100644
index 000000000..27fa2816c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryFftInterface_valgrind.txt
@@ -0,0 +1,73 @@
+==24868== Memcheck, a memory error detector
+==24868== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24868== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24868== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestImmersedBoundaryFftInterface -malloc_debug -malloc_dump -memory_info
+==24868== Parent PID: 24004
+==24868== 
+==24868== 
+==24868== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24868== Open file descriptor 12:
+==24868==    at 0x811107D: pipe (pipe.c:29)
+==24868==    by 0x100CC07D: ???
+==24868==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24868==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24868==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24868==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24868==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24868==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24868==    by 0x11A441: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24868==    by 0x115DD3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24868==    by 0x1184B8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24868==    by 0x1183B3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24868==    by 0x1189C7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24868==    by 0x1145D5: main (TestImmersedBoundaryFftInterface.cpp:18)
+==24868== 
+==24868== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24868==    at 0x8115A1C: __open_nocancel (open64_nocancel.c:39)
+==24868==    by 0x8099BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24868==    by 0x7916822: ???
+==24868==    by 0x791696F: ???
+==24868==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24868==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24868==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24868==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24868==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24868==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24868==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24868==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24868==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24868==    by 0x11A441: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24868==    by 0x115DD3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24868==    by 0x1184B8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24868==    by 0x1183B3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24868==    by 0x1189C7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24868==    by 0x1145D5: main (TestImmersedBoundaryFftInterface.cpp:18)
+==24868== 
+==24868== Open file descriptor 116:
+==24868==    <inherited from parent>
+==24868== 
+==24868== Open file descriptor 113:
+==24868==    <inherited from parent>
+==24868== 
+==24868== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundaryFftInterface_valgrind.txt
+==24868==    <inherited from parent>
+==24868== 
+==24868== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24868==    <inherited from parent>
+==24868== 
+==24868== 
+==24868== HEAP SUMMARY:
+==24868==     in use at exit: 618,226 bytes in 8,238 blocks
+==24868==   total heap usage: 48,770 allocs, 40,532 frees, 1,346,895,554 bytes allocated
+==24868== 
+==24868== LEAK SUMMARY:
+==24868==    definitely lost: 0 bytes in 0 blocks
+==24868==    indirectly lost: 0 bytes in 0 blocks
+==24868==      possibly lost: 0 bytes in 0 blocks
+==24868==    still reachable: 24 bytes in 2 blocks
+==24868==         suppressed: 618,202 bytes in 8,236 blocks
+==24868== Reachable blocks (those to which a pointer was found) are not shown.
+==24868== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24868== 
+==24868== For lists of detected and suppressed errors, rerun with: -s
+==24868== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 36 from 36)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundaryForces_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryForces_valgrind.txt
new file mode 100644
index 000000000..67e70c568
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryForces_valgrind.txt
@@ -0,0 +1,73 @@
+==26056== Memcheck, a memory error detector
+==26056== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26056== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26056== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestImmersedBoundaryForces -malloc_debug -malloc_dump -memory_info
+==26056== Parent PID: 24004
+==26056== 
+==26056== 
+==26056== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26056== Open file descriptor 12:
+==26056==    at 0x10D8907D: pipe (pipe.c:29)
+==26056==    by 0x196B407D: ???
+==26056==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26056==    by 0x10691418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26056==    by 0x1062AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26056==    by 0xF321D38: PetscInitialize (pinit.c:924)
+==26056==    by 0xF1931D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26056==    by 0xF193227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26056==    by 0x14A869: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26056==    by 0x1430BD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26056==    by 0x145F70: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26056==    by 0x145E10: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26056==    by 0x1464A7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26056==    by 0x1414E5: main (TestImmersedBoundaryForces.cpp:19)
+==26056== 
+==26056== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26056==    at 0x10D8DA1C: __open_nocancel (open64_nocancel.c:39)
+==26056==    by 0x10D11BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26056==    by 0xF1CE822: ???
+==26056==    by 0xF1CE96F: ???
+==26056==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26056==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26056==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26056==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26056==    by 0x10691418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26056==    by 0x1062AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26056==    by 0xF321D38: PetscInitialize (pinit.c:924)
+==26056==    by 0xF1931D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26056==    by 0xF193227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26056==    by 0x14A869: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26056==    by 0x1430BD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26056==    by 0x145F70: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26056==    by 0x145E10: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26056==    by 0x1464A7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26056==    by 0x1414E5: main (TestImmersedBoundaryForces.cpp:19)
+==26056== 
+==26056== Open file descriptor 116:
+==26056==    <inherited from parent>
+==26056== 
+==26056== Open file descriptor 113:
+==26056==    <inherited from parent>
+==26056== 
+==26056== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundaryForces_valgrind.txt
+==26056==    <inherited from parent>
+==26056== 
+==26056== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26056==    <inherited from parent>
+==26056== 
+==26056== 
+==26056== HEAP SUMMARY:
+==26056==     in use at exit: 618,354 bytes in 8,239 blocks
+==26056==   total heap usage: 63,279 allocs, 55,040 frees, 1,343,085,726 bytes allocated
+==26056== 
+==26056== LEAK SUMMARY:
+==26056==    definitely lost: 0 bytes in 0 blocks
+==26056==    indirectly lost: 0 bytes in 0 blocks
+==26056==      possibly lost: 0 bytes in 0 blocks
+==26056==    still reachable: 56 bytes in 3 blocks
+==26056==         suppressed: 618,298 bytes in 8,236 blocks
+==26056== Reachable blocks (those to which a pointer was found) are not shown.
+==26056== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26056== 
+==26056== For lists of detected and suppressed errors, rerun with: -s
+==26056== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundaryHoneycombMeshGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryHoneycombMeshGenerator_valgrind.txt
new file mode 100644
index 000000000..95a00750b
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryHoneycombMeshGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24875== Memcheck, a memory error detector
+==24875== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24875== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24875== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestImmersedBoundaryHoneycombMeshGenerator -malloc_debug -malloc_dump -memory_info
+==24875== Parent PID: 24004
+==24875== 
+==24875== 
+==24875== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24875== Open file descriptor 12:
+==24875==    at 0x811107D: pipe (pipe.c:29)
+==24875==    by 0x100CC07D: ???
+==24875==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24875==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24875==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24875==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24875==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24875==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24875==    by 0x11345D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24875==    by 0x10EDD3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24875==    by 0x111410: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24875==    by 0x11130B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24875==    by 0x11191F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24875==    by 0x10D5D5: main (TestImmersedBoundaryHoneycombMeshGenerator.cpp:18)
+==24875== 
+==24875== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24875==    at 0x8115A1C: __open_nocancel (open64_nocancel.c:39)
+==24875==    by 0x8099BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24875==    by 0x7916822: ???
+==24875==    by 0x791696F: ???
+==24875==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24875==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24875==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24875==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24875==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24875==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24875==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24875==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24875==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24875==    by 0x11345D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24875==    by 0x10EDD3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24875==    by 0x111410: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24875==    by 0x11130B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24875==    by 0x11191F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24875==    by 0x10D5D5: main (TestImmersedBoundaryHoneycombMeshGenerator.cpp:18)
+==24875== 
+==24875== Open file descriptor 116:
+==24875==    <inherited from parent>
+==24875== 
+==24875== Open file descriptor 113:
+==24875==    <inherited from parent>
+==24875== 
+==24875== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundaryHoneycombMeshGenerator_valgrind.txt
+==24875==    <inherited from parent>
+==24875== 
+==24875== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24875==    <inherited from parent>
+==24875== 
+==24875== 
+==24875== HEAP SUMMARY:
+==24875==     in use at exit: 618,226 bytes in 8,238 blocks
+==24875==   total heap usage: 51,861 allocs, 43,623 frees, 1,340,453,415 bytes allocated
+==24875== 
+==24875== LEAK SUMMARY:
+==24875==    definitely lost: 0 bytes in 0 blocks
+==24875==    indirectly lost: 0 bytes in 0 blocks
+==24875==      possibly lost: 0 bytes in 0 blocks
+==24875==    still reachable: 24 bytes in 2 blocks
+==24875==         suppressed: 618,202 bytes in 8,236 blocks
+==24875== Reachable blocks (those to which a pointer was found) are not shown.
+==24875== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24875== 
+==24875== For lists of detected and suppressed errors, rerun with: -s
+==24875== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 36 from 36)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundaryMeshReader_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryMeshReader_valgrind.txt
new file mode 100644
index 000000000..844173328
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryMeshReader_valgrind.txt
@@ -0,0 +1,73 @@
+==24885== Memcheck, a memory error detector
+==24885== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24885== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24885== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestImmersedBoundaryMeshReader -malloc_debug -malloc_dump -memory_info
+==24885== Parent PID: 24004
+==24885== 
+==24885== 
+==24885== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24885== Open file descriptor 12:
+==24885==    at 0x811107D: pipe (pipe.c:29)
+==24885==    by 0x100CC07D: ???
+==24885==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24885==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24885==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24885==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24885==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24885==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24885==    by 0x119F95: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24885==    by 0x11568D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24885==    by 0x117F84: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24885==    by 0x117E25: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24885==    by 0x1184BB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24885==    by 0x113AB5: main (TestImmersedBoundaryMeshReader.cpp:19)
+==24885== 
+==24885== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24885==    at 0x8115A1C: __open_nocancel (open64_nocancel.c:39)
+==24885==    by 0x8099BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24885==    by 0x7916822: ???
+==24885==    by 0x791696F: ???
+==24885==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24885==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24885==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24885==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24885==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24885==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24885==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24885==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24885==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24885==    by 0x119F95: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24885==    by 0x11568D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24885==    by 0x117F84: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24885==    by 0x117E25: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24885==    by 0x1184BB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24885==    by 0x113AB5: main (TestImmersedBoundaryMeshReader.cpp:19)
+==24885== 
+==24885== Open file descriptor 116:
+==24885==    <inherited from parent>
+==24885== 
+==24885== Open file descriptor 113:
+==24885==    <inherited from parent>
+==24885== 
+==24885== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundaryMeshReader_valgrind.txt
+==24885==    <inherited from parent>
+==24885== 
+==24885== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24885==    <inherited from parent>
+==24885== 
+==24885== 
+==24885== HEAP SUMMARY:
+==24885==     in use at exit: 618,226 bytes in 8,238 blocks
+==24885==   total heap usage: 49,719 allocs, 41,481 frees, 1,339,666,902 bytes allocated
+==24885== 
+==24885== LEAK SUMMARY:
+==24885==    definitely lost: 0 bytes in 0 blocks
+==24885==    indirectly lost: 0 bytes in 0 blocks
+==24885==      possibly lost: 0 bytes in 0 blocks
+==24885==    still reachable: 24 bytes in 2 blocks
+==24885==         suppressed: 618,202 bytes in 8,236 blocks
+==24885== Reachable blocks (those to which a pointer was found) are not shown.
+==24885== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24885== 
+==24885== For lists of detected and suppressed errors, rerun with: -s
+==24885== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundaryMeshWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryMeshWriter_valgrind.txt
new file mode 100644
index 000000000..9d6ac95d6
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryMeshWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==24898== Memcheck, a memory error detector
+==24898== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24898== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24898== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestImmersedBoundaryMeshWriter -malloc_debug -malloc_dump -memory_info
+==24898== Parent PID: 24004
+==24898== 
+==24898== 
+==24898== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24898== Open file descriptor 12:
+==24898==    at 0x81F807D: pipe (pipe.c:29)
+==24898==    by 0x100CC07D: ???
+==24898==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24898==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24898==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24898==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24898==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24898==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24898==    by 0x12285F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24898==    by 0x11C5F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24898==    by 0x11EE24: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24898==    by 0x11ED1F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24898==    by 0x11F333: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24898==    by 0x11ADF5: main (TestImmersedBoundaryMeshWriter.cpp:18)
+==24898== 
+==24898== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24898==    at 0x81FCA1C: __open_nocancel (open64_nocancel.c:39)
+==24898==    by 0x8180BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24898==    by 0x7916822: ???
+==24898==    by 0x791696F: ???
+==24898==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24898==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24898==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24898==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24898==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24898==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24898==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24898==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24898==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24898==    by 0x12285F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24898==    by 0x11C5F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24898==    by 0x11EE24: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24898==    by 0x11ED1F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24898==    by 0x11F333: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24898==    by 0x11ADF5: main (TestImmersedBoundaryMeshWriter.cpp:18)
+==24898== 
+==24898== Open file descriptor 116:
+==24898==    <inherited from parent>
+==24898== 
+==24898== Open file descriptor 113:
+==24898==    <inherited from parent>
+==24898== 
+==24898== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundaryMeshWriter_valgrind.txt
+==24898==    <inherited from parent>
+==24898== 
+==24898== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24898==    <inherited from parent>
+==24898== 
+==24898== 
+==24898== HEAP SUMMARY:
+==24898==     in use at exit: 618,226 bytes in 8,238 blocks
+==24898==   total heap usage: 49,820 allocs, 41,582 frees, 1,339,464,582 bytes allocated
+==24898== 
+==24898== LEAK SUMMARY:
+==24898==    definitely lost: 0 bytes in 0 blocks
+==24898==    indirectly lost: 0 bytes in 0 blocks
+==24898==      possibly lost: 0 bytes in 0 blocks
+==24898==    still reachable: 24 bytes in 2 blocks
+==24898==         suppressed: 618,202 bytes in 8,236 blocks
+==24898== Reachable blocks (those to which a pointer was found) are not shown.
+==24898== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24898== 
+==24898== For lists of detected and suppressed errors, rerun with: -s
+==24898== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundaryMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryMesh_valgrind.txt
new file mode 100644
index 000000000..8b896bf2a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24884== Memcheck, a memory error detector
+==24884== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24884== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24884== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestImmersedBoundaryMesh -malloc_debug -malloc_dump -memory_info
+==24884== Parent PID: 24004
+==24884== 
+==24884== 
+==24884== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24884== Open file descriptor 12:
+==24884==    at 0x82CB07D: pipe (pipe.c:29)
+==24884==    by 0x100CC07D: ???
+==24884==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24884==    by 0x7AEC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24884==    by 0x7A85D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24884==    by 0x677CD38: PetscInitialize (pinit.c:924)
+==24884==    by 0x65EC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24884==    by 0x65EC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24884==    by 0x161451: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24884==    by 0x15BC59: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24884==    by 0x15EDDE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24884==    by 0x15EC7F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24884==    by 0x15F315: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24884==    by 0x15A075: main (TestImmersedBoundaryMesh.cpp:19)
+==24884== 
+==24884== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24884==    at 0x82CFA1C: __open_nocancel (open64_nocancel.c:39)
+==24884==    by 0x8253BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24884==    by 0x6627822: ???
+==24884==    by 0x662796F: ???
+==24884==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24884==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24884==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24884==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24884==    by 0x7AEC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24884==    by 0x7A85D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24884==    by 0x677CD38: PetscInitialize (pinit.c:924)
+==24884==    by 0x65EC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24884==    by 0x65EC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24884==    by 0x161451: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24884==    by 0x15BC59: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24884==    by 0x15EDDE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24884==    by 0x15EC7F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24884==    by 0x15F315: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24884==    by 0x15A075: main (TestImmersedBoundaryMesh.cpp:19)
+==24884== 
+==24884== Open file descriptor 116:
+==24884==    <inherited from parent>
+==24884== 
+==24884== Open file descriptor 113:
+==24884==    <inherited from parent>
+==24884== 
+==24884== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundaryMesh_valgrind.txt
+==24884==    <inherited from parent>
+==24884== 
+==24884== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24884==    <inherited from parent>
+==24884== 
+==24884== 
+==24884== HEAP SUMMARY:
+==24884==     in use at exit: 620,778 bytes in 8,239 blocks
+==24884==   total heap usage: 94,788 allocs, 86,549 frees, 1,370,840,008 bytes allocated
+==24884== 
+==24884== LEAK SUMMARY:
+==24884==    definitely lost: 0 bytes in 0 blocks
+==24884==    indirectly lost: 0 bytes in 0 blocks
+==24884==      possibly lost: 0 bytes in 0 blocks
+==24884==    still reachable: 2,576 bytes in 3 blocks
+==24884==         suppressed: 618,202 bytes in 8,236 blocks
+==24884== Reachable blocks (those to which a pointer was found) are not shown.
+==24884== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24884== 
+==24884== For lists of detected and suppressed errors, rerun with: -s
+==24884== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundaryPalisadeMeshGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryPalisadeMeshGenerator_valgrind.txt
new file mode 100644
index 000000000..4f04ecacf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundaryPalisadeMeshGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24900== Memcheck, a memory error detector
+==24900== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24900== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24900== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestImmersedBoundaryPalisadeMeshGenerator -malloc_debug -malloc_dump -memory_info
+==24900== Parent PID: 24004
+==24900== 
+==24900== 
+==24900== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24900== Open file descriptor 12:
+==24900==    at 0x811107D: pipe (pipe.c:29)
+==24900==    by 0x100CC07D: ???
+==24900==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24900==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24900==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24900==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24900==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24900==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24900==    by 0x114D1D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24900==    by 0x1103ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24900==    by 0x112D9A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24900==    by 0x112C3A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24900==    by 0x1132D1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24900==    by 0x10E815: main (TestImmersedBoundaryPalisadeMeshGenerator.cpp:19)
+==24900== 
+==24900== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24900==    at 0x8115A1C: __open_nocancel (open64_nocancel.c:39)
+==24900==    by 0x8099BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24900==    by 0x7916822: ???
+==24900==    by 0x791696F: ???
+==24900==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24900==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24900==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24900==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24900==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24900==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24900==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24900==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24900==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24900==    by 0x114D1D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24900==    by 0x1103ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24900==    by 0x112D9A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24900==    by 0x112C3A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24900==    by 0x1132D1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24900==    by 0x10E815: main (TestImmersedBoundaryPalisadeMeshGenerator.cpp:19)
+==24900== 
+==24900== Open file descriptor 116:
+==24900==    <inherited from parent>
+==24900== 
+==24900== Open file descriptor 113:
+==24900==    <inherited from parent>
+==24900== 
+==24900== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundaryPalisadeMeshGenerator_valgrind.txt
+==24900==    <inherited from parent>
+==24900== 
+==24900== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24900==    <inherited from parent>
+==24900== 
+==24900== 
+==24900== HEAP SUMMARY:
+==24900==     in use at exit: 620,778 bytes in 8,239 blocks
+==24900==   total heap usage: 57,742 allocs, 49,503 frees, 1,359,243,730 bytes allocated
+==24900== 
+==24900== LEAK SUMMARY:
+==24900==    definitely lost: 0 bytes in 0 blocks
+==24900==    indirectly lost: 0 bytes in 0 blocks
+==24900==      possibly lost: 0 bytes in 0 blocks
+==24900==    still reachable: 2,576 bytes in 3 blocks
+==24900==         suppressed: 618,202 bytes in 8,236 blocks
+==24900== Reachable blocks (those to which a pointer was found) are not shown.
+==24900== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24900== 
+==24900== For lists of detected and suppressed errors, rerun with: -s
+==24900== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundarySimulationModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundarySimulationModifier_valgrind.txt
new file mode 100644
index 000000000..d93325cf7
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundarySimulationModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==26433== Memcheck, a memory error detector
+==26433== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26433== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26433== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestImmersedBoundarySimulationModifier -malloc_debug -malloc_dump -memory_info
+==26433== Parent PID: 24004
+==26433== 
+==26433== 
+==26433== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26433== Open file descriptor 12:
+==26433==    at 0x10CFA07D: pipe (pipe.c:29)
+==26433==    by 0x196B407D: ???
+==26433==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26433==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26433==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26433==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26433==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26433==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26433==    by 0x15313B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26433==    by 0x14B9ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26433==    by 0x14EA8E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26433==    by 0x14E92E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26433==    by 0x14EFC5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26433==    by 0x149E15: main (TestImmersedBoundarySimulationModifier.cpp:19)
+==26433== 
+==26433== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26433==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==26433==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26433==    by 0xF13F822: ???
+==26433==    by 0xF13F96F: ???
+==26433==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26433==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26433==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26433==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26433==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26433==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26433==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26433==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26433==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26433==    by 0x15313B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26433==    by 0x14B9ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26433==    by 0x14EA8E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26433==    by 0x14E92E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26433==    by 0x14EFC5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26433==    by 0x149E15: main (TestImmersedBoundarySimulationModifier.cpp:19)
+==26433== 
+==26433== Open file descriptor 116:
+==26433==    <inherited from parent>
+==26433== 
+==26433== Open file descriptor 113:
+==26433==    <inherited from parent>
+==26433== 
+==26433== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundarySimulationModifier_valgrind.txt
+==26433==    <inherited from parent>
+==26433== 
+==26433== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26433==    <inherited from parent>
+==26433== 
+==26433== 
+==26433== HEAP SUMMARY:
+==26433==     in use at exit: 618,281 bytes in 8,235 blocks
+==26433==   total heap usage: 3,405,972 allocs, 3,397,737 frees, 1,588,211,148 bytes allocated
+==26433== 
+==26433== LEAK SUMMARY:
+==26433==    definitely lost: 0 bytes in 0 blocks
+==26433==    indirectly lost: 0 bytes in 0 blocks
+==26433==      possibly lost: 0 bytes in 0 blocks
+==26433==    still reachable: 56 bytes in 3 blocks
+==26433==         suppressed: 618,225 bytes in 8,232 blocks
+==26433== Reachable blocks (those to which a pointer was found) are not shown.
+==26433== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26433== 
+==26433== For lists of detected and suppressed errors, rerun with: -s
+==26433== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestImmersedBoundarySvgWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImmersedBoundarySvgWriter_valgrind.txt
new file mode 100644
index 000000000..f58000084
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImmersedBoundarySvgWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==26434== Memcheck, a memory error detector
+==26434== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26434== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26434== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestImmersedBoundarySvgWriter -malloc_debug -malloc_dump -memory_info
+==26434== Parent PID: 24004
+==26434== 
+==26434== 
+==26434== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26434== Open file descriptor 12:
+==26434==    at 0x10CFA07D: pipe (pipe.c:29)
+==26434==    by 0x196B407D: ???
+==26434==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26434==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26434==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26434==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26434==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26434==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26434==    by 0x1430FF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26434==    by 0x13BF73: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26434==    by 0x13ECEA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26434==    by 0x13EBE5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26434==    by 0x13F1F9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26434==    by 0x13A775: main (TestImmersedBoundarySvgWriter.cpp:18)
+==26434== 
+==26434== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26434==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==26434==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26434==    by 0xF13F822: ???
+==26434==    by 0xF13F96F: ???
+==26434==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26434==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26434==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26434==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26434==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26434==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26434==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26434==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26434==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26434==    by 0x1430FF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26434==    by 0x13BF73: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26434==    by 0x13ECEA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26434==    by 0x13EBE5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26434==    by 0x13F1F9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26434==    by 0x13A775: main (TestImmersedBoundarySvgWriter.cpp:18)
+==26434== 
+==26434== Open file descriptor 116:
+==26434==    <inherited from parent>
+==26434== 
+==26434== Open file descriptor 113:
+==26434==    <inherited from parent>
+==26434== 
+==26434== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImmersedBoundarySvgWriter_valgrind.txt
+==26434==    <inherited from parent>
+==26434== 
+==26434== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26434==    <inherited from parent>
+==26434== 
+==26434== 
+==26434== HEAP SUMMARY:
+==26434==     in use at exit: 620,874 bytes in 8,239 blocks
+==26434==   total heap usage: 53,573 allocs, 45,334 frees, 1,339,070,502 bytes allocated
+==26434== 
+==26434== LEAK SUMMARY:
+==26434==    definitely lost: 0 bytes in 0 blocks
+==26434==    indirectly lost: 0 bytes in 0 blocks
+==26434==      possibly lost: 0 bytes in 0 blocks
+==26434==    still reachable: 2,576 bytes in 3 blocks
+==26434==         suppressed: 618,298 bytes in 8,236 blocks
+==26434== Reachable blocks (those to which a pointer was found) are not shown.
+==26434== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26434== 
+==26434== For lists of detected and suppressed errors, rerun with: -s
+==26434== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestImpedancePostProcessor_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImpedancePostProcessor_valgrind.txt
new file mode 100644
index 000000000..30cacf8b1
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImpedancePostProcessor_valgrind.txt
@@ -0,0 +1,36 @@
+==41012== Memcheck, a memory error detector
+==41012== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41012== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41012== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestImpedancePostProcessor -malloc_debug -malloc_dump -memory_info
+==41012== Parent PID: 24004
+==41012== 
+==41012== 
+==41012== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==41012== Open file descriptor 116:
+==41012==    <inherited from parent>
+==41012== 
+==41012== Open file descriptor 113:
+==41012==    <inherited from parent>
+==41012== 
+==41012== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImpedancePostProcessor_valgrind.txt
+==41012==    <inherited from parent>
+==41012== 
+==41012== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41012==    <inherited from parent>
+==41012== 
+==41012== 
+==41012== HEAP SUMMARY:
+==41012==     in use at exit: 24 bytes in 2 blocks
+==41012==   total heap usage: 5,749 allocs, 5,747 frees, 616,789 bytes allocated
+==41012== 
+==41012== LEAK SUMMARY:
+==41012==    definitely lost: 0 bytes in 0 blocks
+==41012==    indirectly lost: 0 bytes in 0 blocks
+==41012==      possibly lost: 0 bytes in 0 blocks
+==41012==    still reachable: 24 bytes in 2 blocks
+==41012==         suppressed: 0 bytes in 0 blocks
+==41012== Reachable blocks (those to which a pointer was found) are not shown.
+==41012== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41012== 
+==41012== For lists of detected and suppressed errors, rerun with: -s
+==41012== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestImplicitCardiacMechanicsSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestImplicitCardiacMechanicsSolver_valgrind.txt
new file mode 100644
index 000000000..538d57bcf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestImplicitCardiacMechanicsSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==43210== Memcheck, a memory error detector
+==43210== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43210== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43210== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestImplicitCardiacMechanicsSolver -malloc_debug -malloc_dump -memory_info
+==43210== Parent PID: 24004
+==43210== 
+==43210== 
+==43210== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43210== Open file descriptor 12:
+==43210==    at 0xBF2A07D: pipe (pipe.c:29)
+==43210==    by 0x1433107D: ???
+==43210==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43210==    by 0xC127418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43210==    by 0xC0C0D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43210==    by 0xA4D5D38: PetscInitialize (pinit.c:924)
+==43210==    by 0xA3AC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43210==    by 0xA3AC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43210==    by 0x12D058: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43210==    by 0x127F95: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43210==    by 0x12ABEC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43210==    by 0x12AA8C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43210==    by 0x12B123: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43210==    by 0x126275: main (TestImplicitCardiacMechanicsSolver.cpp:19)
+==43210== 
+==43210== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43210==    at 0xBF2EA1C: __open_nocancel (open64_nocancel.c:39)
+==43210==    by 0xBEB2BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43210==    by 0xB765822: ???
+==43210==    by 0xB76596F: ???
+==43210==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43210==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43210==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43210==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43210==    by 0xC127418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43210==    by 0xC0C0D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43210==    by 0xA4D5D38: PetscInitialize (pinit.c:924)
+==43210==    by 0xA3AC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43210==    by 0xA3AC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43210==    by 0x12D058: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43210==    by 0x127F95: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43210==    by 0x12ABEC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43210==    by 0x12AA8C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43210==    by 0x12B123: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43210==    by 0x126275: main (TestImplicitCardiacMechanicsSolver.cpp:19)
+==43210== 
+==43210== Open file descriptor 116:
+==43210==    <inherited from parent>
+==43210== 
+==43210== Open file descriptor 113:
+==43210==    <inherited from parent>
+==43210== 
+==43210== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestImplicitCardiacMechanicsSolver_valgrind.txt
+==43210==    <inherited from parent>
+==43210== 
+==43210== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43210==    <inherited from parent>
+==43210== 
+==43210== 
+==43210== HEAP SUMMARY:
+==43210==     in use at exit: 618,265 bytes in 8,234 blocks
+==43210==   total heap usage: 1,566,165 allocs, 1,557,931 frees, 1,485,078,461 bytes allocated
+==43210== 
+==43210== LEAK SUMMARY:
+==43210==    definitely lost: 0 bytes in 0 blocks
+==43210==    indirectly lost: 0 bytes in 0 blocks
+==43210==      possibly lost: 0 bytes in 0 blocks
+==43210==    still reachable: 24 bytes in 2 blocks
+==43210==         suppressed: 618,241 bytes in 8,232 blocks
+==43210== Reachable blocks (those to which a pointer was found) are not shown.
+==43210== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43210== 
+==43210== For lists of detected and suppressed errors, rerun with: -s
+==43210== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestIncompressibleNonlinearElasticitySolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestIncompressibleNonlinearElasticitySolver_valgrind.txt
new file mode 100644
index 000000000..ff53cf4d7
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestIncompressibleNonlinearElasticitySolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25294== Memcheck, a memory error detector
+==25294== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25294== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25294== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/continuum_mechanics/test/TestIncompressibleNonlinearElasticitySolver -malloc_debug -malloc_dump -memory_info
+==25294== Parent PID: 24004
+==25294== 
+==25294== 
+==25294== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25294== Open file descriptor 12:
+==25294==    at 0x840907D: pipe (pipe.c:29)
+==25294==    by 0x106DF07D: ???
+==25294==    by 0xBF344CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25294==    by 0x7C2A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25294==    by 0x7BC3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25294==    by 0x6897D38: PetscInitialize (pinit.c:924)
+==25294==    by 0x676E1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25294==    by 0x676E227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25294==    by 0x1506C2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25294==    by 0x1497DB: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25294==    by 0x14CC52: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25294==    by 0x14CAF2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25294==    by 0x14D189: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25294==    by 0x147395: main (TestIncompressibleNonlinearElasticitySolver.cpp:19)
+==25294== 
+==25294== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25294==    at 0x840DA1C: __open_nocancel (open64_nocancel.c:39)
+==25294==    by 0x8391BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25294==    by 0x7B27822: ???
+==25294==    by 0x7B2796F: ???
+==25294==    by 0xBFD96DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25294==    by 0xBFD9938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25294==    by 0xBF8F922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25294==    by 0xBF342DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25294==    by 0x7C2A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25294==    by 0x7BC3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25294==    by 0x6897D38: PetscInitialize (pinit.c:924)
+==25294==    by 0x676E1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25294==    by 0x676E227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25294==    by 0x1506C2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25294==    by 0x1497DB: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25294==    by 0x14CC52: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25294==    by 0x14CAF2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25294==    by 0x14D189: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25294==    by 0x147395: main (TestIncompressibleNonlinearElasticitySolver.cpp:19)
+==25294== 
+==25294== Open file descriptor 116:
+==25294==    <inherited from parent>
+==25294== 
+==25294== Open file descriptor 113:
+==25294==    <inherited from parent>
+==25294== 
+==25294== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestIncompressibleNonlinearElasticitySolver_valgrind.txt
+==25294==    <inherited from parent>
+==25294== 
+==25294== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25294==    <inherited from parent>
+==25294== 
+==25294== 
+==25294== HEAP SUMMARY:
+==25294==     in use at exit: 618,201 bytes in 8,234 blocks
+==25294==   total heap usage: 641,871 allocs, 633,637 frees, 1,498,301,468 bytes allocated
+==25294== 
+==25294== LEAK SUMMARY:
+==25294==    definitely lost: 0 bytes in 0 blocks
+==25294==    indirectly lost: 0 bytes in 0 blocks
+==25294==      possibly lost: 0 bytes in 0 blocks
+==25294==    still reachable: 24 bytes in 2 blocks
+==25294==         suppressed: 618,177 bytes in 8,232 blocks
+==25294== Reachable blocks (those to which a pointer was found) are not shown.
+==25294== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25294== 
+==25294== For lists of detected and suppressed errors, rerun with: -s
+==25294== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 30 from 30)
diff --git a/log-files/2024-10-08_17-23-11/TestIonicModelsWithSacs_valgrind.txt b/log-files/2024-10-08_17-23-11/TestIonicModelsWithSacs_valgrind.txt
new file mode 100644
index 000000000..5824882d9
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestIonicModelsWithSacs_valgrind.txt
@@ -0,0 +1,73 @@
+==42539== Memcheck, a memory error detector
+==42539== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==42539== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==42539== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestIonicModelsWithSacs -malloc_debug -malloc_dump -memory_info
+==42539== Parent PID: 24004
+==42539== 
+==42539== 
+==42539== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==42539== Open file descriptor 12:
+==42539==    at 0x9C6807D: pipe (pipe.c:29)
+==42539==    by 0x1432F07D: ???
+==42539==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42539==    by 0x989B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42539==    by 0x9834D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42539==    by 0x8508D38: PetscInitialize (pinit.c:924)
+==42539==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42539==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42539==    by 0x11A0FF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==42539==    by 0x1145B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42539==    by 0x116CB2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42539==    by 0x116BAD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42539==    by 0x1171C1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42539==    by 0x112DB5: main (TestIonicModelsWithSacs.cpp:18)
+==42539== 
+==42539== Open file descriptor 8: /dev/shm/open_mpi.0000
+==42539==    at 0x9C6CA1C: __open_nocancel (open64_nocancel.c:39)
+==42539==    by 0x9BF0BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==42539==    by 0x9798822: ???
+==42539==    by 0x979896F: ???
+==42539==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42539==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42539==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42539==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42539==    by 0x989B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42539==    by 0x9834D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42539==    by 0x8508D38: PetscInitialize (pinit.c:924)
+==42539==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42539==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42539==    by 0x11A0FF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==42539==    by 0x1145B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42539==    by 0x116CB2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42539==    by 0x116BAD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42539==    by 0x1171C1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42539==    by 0x112DB5: main (TestIonicModelsWithSacs.cpp:18)
+==42539== 
+==42539== Open file descriptor 116:
+==42539==    <inherited from parent>
+==42539== 
+==42539== Open file descriptor 113:
+==42539==    <inherited from parent>
+==42539== 
+==42539== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestIonicModelsWithSacs_valgrind.txt
+==42539==    <inherited from parent>
+==42539== 
+==42539== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==42539==    <inherited from parent>
+==42539== 
+==42539== 
+==42539== HEAP SUMMARY:
+==42539==     in use at exit: 618,338 bytes in 8,238 blocks
+==42539==   total heap usage: 481,200 allocs, 472,962 frees, 1,442,367,026 bytes allocated
+==42539== 
+==42539== LEAK SUMMARY:
+==42539==    definitely lost: 0 bytes in 0 blocks
+==42539==    indirectly lost: 0 bytes in 0 blocks
+==42539==      possibly lost: 0 bytes in 0 blocks
+==42539==    still reachable: 24 bytes in 2 blocks
+==42539==         suppressed: 618,314 bytes in 8,236 blocks
+==42539== Reachable blocks (those to which a pointer was found) are not shown.
+==42539== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==42539== 
+==42539== For lists of detected and suppressed errors, rerun with: -s
+==42539== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestIonicModels_valgrind.txt b/log-files/2024-10-08_17-23-11/TestIonicModels_valgrind.txt
new file mode 100644
index 000000000..5b43879d5
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestIonicModels_valgrind.txt
@@ -0,0 +1,73 @@
+==41953== Memcheck, a memory error detector
+==41953== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41953== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41953== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestIonicModels -malloc_debug -malloc_dump -memory_info
+==41953== Parent PID: 24004
+==41953== 
+==41953== 
+==41953== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41953== Open file descriptor 12:
+==41953==    at 0x9D1D07D: pipe (pipe.c:29)
+==41953==    by 0x1432F07D: ???
+==41953==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41953==    by 0x9950418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41953==    by 0x98E9D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41953==    by 0x85E0D38: PetscInitialize (pinit.c:924)
+==41953==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41953==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41953==    by 0x1365FF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41953==    by 0x130B0B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41953==    by 0x133AAE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41953==    by 0x13394E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41953==    by 0x133FE5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41953==    by 0x12BDA5: main (TestIonicModels.cpp:19)
+==41953== 
+==41953== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41953==    at 0x9D21A1C: __open_nocancel (open64_nocancel.c:39)
+==41953==    by 0x9CA5BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41953==    by 0x848D822: ???
+==41953==    by 0x848D96F: ???
+==41953==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41953==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41953==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41953==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41953==    by 0x9950418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41953==    by 0x98E9D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41953==    by 0x85E0D38: PetscInitialize (pinit.c:924)
+==41953==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41953==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41953==    by 0x1365FF: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41953==    by 0x130B0B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41953==    by 0x133AAE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41953==    by 0x13394E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41953==    by 0x133FE5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41953==    by 0x12BDA5: main (TestIonicModels.cpp:19)
+==41953== 
+==41953== Open file descriptor 116:
+==41953==    <inherited from parent>
+==41953== 
+==41953== Open file descriptor 113:
+==41953==    <inherited from parent>
+==41953== 
+==41953== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestIonicModels_valgrind.txt
+==41953==    <inherited from parent>
+==41953== 
+==41953== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41953==    <inherited from parent>
+==41953== 
+==41953== 
+==41953== HEAP SUMMARY:
+==41953==     in use at exit: 620,045 bytes in 8,238 blocks
+==41953==   total heap usage: 1,892,202 allocs, 1,883,964 frees, 3,069,793,225 bytes allocated
+==41953== 
+==41953== LEAK SUMMARY:
+==41953==    definitely lost: 0 bytes in 0 blocks
+==41953==    indirectly lost: 0 bytes in 0 blocks
+==41953==      possibly lost: 0 bytes in 0 blocks
+==41953==    still reachable: 1,804 bytes in 6 blocks
+==41953==         suppressed: 618,241 bytes in 8,232 blocks
+==41953== Reachable blocks (those to which a pointer was found) are not shown.
+==41953== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41953== 
+==41953== For lists of detected and suppressed errors, rerun with: -s
+==41953== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestLinearBasisFunction_valgrind.txt b/log-files/2024-10-08_17-23-11/TestLinearBasisFunction_valgrind.txt
new file mode 100644
index 000000000..5624f089f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestLinearBasisFunction_valgrind.txt
@@ -0,0 +1,73 @@
+==25223== Memcheck, a memory error detector
+==25223== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25223== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25223== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestLinearBasisFunction -malloc_debug -malloc_dump -memory_info
+==25223== Parent PID: 24004
+==25223== 
+==25223== 
+==25223== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25223== Open file descriptor 12:
+==25223==    at 0x6CB407D: pipe (pipe.c:29)
+==25223==    by 0x104DE07D: ???
+==25223==    by 0xC3264CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25223==    by 0x8728418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25223==    by 0x86C1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25223==    by 0x7003D38: PetscInitialize (pinit.c:924)
+==25223==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25223==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25223==    by 0x1218A2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25223==    by 0x11D073: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25223==    by 0x11F66A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25223==    by 0x11F565: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25223==    by 0x11FB79: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25223==    by 0x11B875: main (TestLinearBasisFunction.cpp:18)
+==25223== 
+==25223== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25223==    at 0x6CB8A1C: __open_nocancel (open64_nocancel.c:39)
+==25223==    by 0x6C3CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25223==    by 0x6937822: ???
+==25223==    by 0x693796F: ???
+==25223==    by 0xC3CD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25223==    by 0xC3CD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25223==    by 0xC383922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25223==    by 0xC3262DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25223==    by 0x8728418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25223==    by 0x86C1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25223==    by 0x7003D38: PetscInitialize (pinit.c:924)
+==25223==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25223==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25223==    by 0x1218A2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25223==    by 0x11D073: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25223==    by 0x11F66A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25223==    by 0x11F565: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25223==    by 0x11FB79: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25223==    by 0x11B875: main (TestLinearBasisFunction.cpp:18)
+==25223== 
+==25223== Open file descriptor 116:
+==25223==    <inherited from parent>
+==25223== 
+==25223== Open file descriptor 113:
+==25223==    <inherited from parent>
+==25223== 
+==25223== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestLinearBasisFunction_valgrind.txt
+==25223==    <inherited from parent>
+==25223== 
+==25223== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25223==    <inherited from parent>
+==25223== 
+==25223== 
+==25223== HEAP SUMMARY:
+==25223==     in use at exit: 618,258 bytes in 8,238 blocks
+==25223==   total heap usage: 47,357 allocs, 39,119 frees, 1,338,386,693 bytes allocated
+==25223== 
+==25223== LEAK SUMMARY:
+==25223==    definitely lost: 0 bytes in 0 blocks
+==25223==    indirectly lost: 0 bytes in 0 blocks
+==25223==      possibly lost: 0 bytes in 0 blocks
+==25223==    still reachable: 24 bytes in 2 blocks
+==25223==         suppressed: 618,234 bytes in 8,236 blocks
+==25223== Reachable blocks (those to which a pointer was found) are not shown.
+==25223== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25223== 
+==25223== For lists of detected and suppressed errors, rerun with: -s
+==25223== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestLinearParabolicPdeSystemForCoupledOdeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestLinearParabolicPdeSystemForCoupledOdeSystem_valgrind.txt
new file mode 100644
index 000000000..6b36df3cf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestLinearParabolicPdeSystemForCoupledOdeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==25051== Memcheck, a memory error detector
+==25051== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25051== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25051== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestLinearParabolicPdeSystemForCoupledOdeSystem -malloc_debug -malloc_dump -memory_info
+==25051== Parent PID: 24004
+==25051== 
+==25051== 
+==25051== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25051== Open file descriptor 12:
+==25051==    at 0x7DCC07D: pipe (pipe.c:29)
+==25051==    by 0x100CC07D: ???
+==25051==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25051==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25051==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25051==    by 0x6688D38: PetscInitialize (pinit.c:924)
+==25051==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25051==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25051==    by 0x1173E3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25051==    by 0x112E53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25051==    by 0x11519C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25051==    by 0x115097: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25051==    by 0x1156AB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25051==    by 0x111655: main (TestLinearParabolicPdeSystemForCoupledOdeSystem.cpp:18)
+==25051== 
+==25051== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25051==    at 0x7DD0A1C: __open_nocancel (open64_nocancel.c:39)
+==25051==    by 0x7D54BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25051==    by 0x7918822: ???
+==25051==    by 0x791896F: ???
+==25051==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25051==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25051==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25051==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25051==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25051==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25051==    by 0x6688D38: PetscInitialize (pinit.c:924)
+==25051==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25051==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25051==    by 0x1173E3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25051==    by 0x112E53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25051==    by 0x11519C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25051==    by 0x115097: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25051==    by 0x1156AB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25051==    by 0x111655: main (TestLinearParabolicPdeSystemForCoupledOdeSystem.cpp:18)
+==25051== 
+==25051== Open file descriptor 116:
+==25051==    <inherited from parent>
+==25051== 
+==25051== Open file descriptor 113:
+==25051==    <inherited from parent>
+==25051== 
+==25051== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestLinearParabolicPdeSystemForCoupledOdeSystem_valgrind.txt
+==25051==    <inherited from parent>
+==25051== 
+==25051== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25051==    <inherited from parent>
+==25051== 
+==25051== 
+==25051== HEAP SUMMARY:
+==25051==     in use at exit: 618,226 bytes in 8,238 blocks
+==25051==   total heap usage: 47,307 allocs, 39,069 frees, 1,338,381,425 bytes allocated
+==25051== 
+==25051== LEAK SUMMARY:
+==25051==    definitely lost: 0 bytes in 0 blocks
+==25051==    indirectly lost: 0 bytes in 0 blocks
+==25051==      possibly lost: 0 bytes in 0 blocks
+==25051==    still reachable: 24 bytes in 2 blocks
+==25051==         suppressed: 618,202 bytes in 8,236 blocks
+==25051== Reachable blocks (those to which a pointer was found) are not shown.
+==25051== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25051== 
+==25051== For lists of detected and suppressed errors, rerun with: -s
+==25051== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestLinearParabolicPdeSystemWithCoupledOdeSystemSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestLinearParabolicPdeSystemWithCoupledOdeSystemSolver_valgrind.txt
new file mode 100644
index 000000000..737f99870
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestLinearParabolicPdeSystemWithCoupledOdeSystemSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25070== Memcheck, a memory error detector
+==25070== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25070== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25070== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestLinearParabolicPdeSystemWithCoupledOdeSystemSolver -malloc_debug -malloc_dump -memory_info
+==25070== Parent PID: 24004
+==25070== 
+==25070== 
+==25070== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25070== Open file descriptor 12:
+==25070==    at 0x87BE07D: pipe (pipe.c:29)
+==25070==    by 0x1080D07D: ???
+==25070==    by 0xC6214CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25070==    by 0x8DB2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25070==    by 0x8D4BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25070==    by 0x6D69D38: PetscInitialize (pinit.c:924)
+==25070==    by 0x6C401D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25070==    by 0x6C40227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25070==    by 0x199CB4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25070==    by 0x191511: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25070==    by 0x1949B8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25070==    by 0x194858: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25070==    by 0x194EEF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25070==    by 0x18F635: main (TestLinearParabolicPdeSystemWithCoupledOdeSystemSolver.cpp:19)
+==25070== 
+==25070== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25070==    at 0x87C2A1C: __open_nocancel (open64_nocancel.c:39)
+==25070==    by 0x8746BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25070==    by 0x7FF9822: ???
+==25070==    by 0x7FF996F: ???
+==25070==    by 0xC6C66DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25070==    by 0xC6C6938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25070==    by 0xC67C922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25070==    by 0xC6212DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25070==    by 0x8DB2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25070==    by 0x8D4BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25070==    by 0x6D69D38: PetscInitialize (pinit.c:924)
+==25070==    by 0x6C401D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25070==    by 0x6C40227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25070==    by 0x199CB4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25070==    by 0x191511: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25070==    by 0x1949B8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25070==    by 0x194858: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25070==    by 0x194EEF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25070==    by 0x18F635: main (TestLinearParabolicPdeSystemWithCoupledOdeSystemSolver.cpp:19)
+==25070== 
+==25070== Open file descriptor 116:
+==25070==    <inherited from parent>
+==25070== 
+==25070== Open file descriptor 113:
+==25070==    <inherited from parent>
+==25070== 
+==25070== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestLinearParabolicPdeSystemWithCoupledOdeSystemSolver_valgrind.txt
+==25070==    <inherited from parent>
+==25070== 
+==25070== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25070==    <inherited from parent>
+==25070== 
+==25070== 
+==25070== HEAP SUMMARY:
+==25070==     in use at exit: 620,785 bytes in 8,235 blocks
+==25070==   total heap usage: 2,554,389 allocs, 2,546,154 frees, 1,577,429,383 bytes allocated
+==25070== 
+==25070== LEAK SUMMARY:
+==25070==    definitely lost: 0 bytes in 0 blocks
+==25070==    indirectly lost: 0 bytes in 0 blocks
+==25070==      possibly lost: 0 bytes in 0 blocks
+==25070==    still reachable: 2,576 bytes in 3 blocks
+==25070==         suppressed: 618,209 bytes in 8,232 blocks
+==25070== Reachable blocks (those to which a pointer was found) are not shown.
+==25070== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25070== 
+==25070== For lists of detected and suppressed errors, rerun with: -s
+==25070== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 30 from 30)
diff --git a/log-files/2024-10-08_17-23-11/TestLinearSpringWithVariableSpringConstantsForce_valgrind.txt b/log-files/2024-10-08_17-23-11/TestLinearSpringWithVariableSpringConstantsForce_valgrind.txt
new file mode 100644
index 000000000..54a4e7a6c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestLinearSpringWithVariableSpringConstantsForce_valgrind.txt
@@ -0,0 +1,73 @@
+==40318== Memcheck, a memory error detector
+==40318== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40318== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40318== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestLinearSpringWithVariableSpringConstantsForce -malloc_debug -malloc_dump -memory_info
+==40318== Parent PID: 24004
+==40318== 
+==40318== 
+==40318== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40318== Open file descriptor 12:
+==40318==    at 0x111EC07D: pipe (pipe.c:29)
+==40318==    by 0x1B37507D: ???
+==40318==    by 0x165854CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40318==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40318==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40318==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40318==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40318==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40318==    by 0x165A7E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40318==    by 0x15DE79: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40318==    by 0x160FB8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40318==    by 0x160E58: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40318==    by 0x1614EF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40318==    by 0x15C295: main (TestLinearSpringWithVariableSpringConstantsForce.cpp:19)
+==40318== 
+==40318== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40318==    at 0x111F0A1C: __open_nocancel (open64_nocancel.c:39)
+==40318==    by 0x11174BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40318==    by 0x109FF822: ???
+==40318==    by 0x109FF96F: ???
+==40318==    by 0x1662A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40318==    by 0x1662A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40318==    by 0x165E0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40318==    by 0x165852DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40318==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40318==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40318==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40318==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40318==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40318==    by 0x165A7E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40318==    by 0x15DE79: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40318==    by 0x160FB8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40318==    by 0x160E58: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40318==    by 0x1614EF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40318==    by 0x15C295: main (TestLinearSpringWithVariableSpringConstantsForce.cpp:19)
+==40318== 
+==40318== Open file descriptor 116:
+==40318==    <inherited from parent>
+==40318== 
+==40318== Open file descriptor 113:
+==40318==    <inherited from parent>
+==40318== 
+==40318== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestLinearSpringWithVariableSpringConstantsForce_valgrind.txt
+==40318==    <inherited from parent>
+==40318== 
+==40318== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40318==    <inherited from parent>
+==40318== 
+==40318== 
+==40318== HEAP SUMMARY:
+==40318==     in use at exit: 618,370 bytes in 8,239 blocks
+==40318==   total heap usage: 558,473 allocs, 550,234 frees, 1,383,921,394 bytes allocated
+==40318== 
+==40318== LEAK SUMMARY:
+==40318==    definitely lost: 0 bytes in 0 blocks
+==40318==    indirectly lost: 0 bytes in 0 blocks
+==40318==      possibly lost: 0 bytes in 0 blocks
+==40318==    still reachable: 56 bytes in 3 blocks
+==40318==         suppressed: 618,314 bytes in 8,236 blocks
+==40318== Reachable blocks (those to which a pointer was found) are not shown.
+==40318== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40318== 
+==40318== For lists of detected and suppressed errors, rerun with: -s
+==40318== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestLinearSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestLinearSystem_valgrind.txt
new file mode 100644
index 000000000..12d97f1ee
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestLinearSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==24321== Memcheck, a memory error detector
+==24321== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24321== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24321== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/linalg/test/TestLinearSystem -malloc_debug -malloc_dump -memory_info
+==24321== Parent PID: 24004
+==24321== 
+==24321== 
+==24321== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24321== Open file descriptor 12:
+==24321==    at 0x610307D: pipe (pipe.c:29)
+==24321==    by 0xAF3907D: ???
+==24321==    by 0x8A4B4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24321==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24321==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24321==    by 0x4B19D38: PetscInitialize (pinit.c:924)
+==24321==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24321==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24321==    by 0x135370: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24321==    by 0x12FAC9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24321==    by 0x132BF0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24321==    by 0x132A90: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24321==    by 0x133127: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24321==    by 0x12DEE5: main (TestLinearSystem.cpp:19)
+==24321== 
+==24321== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24321==    at 0x6107A1C: __open_nocancel (open64_nocancel.c:39)
+==24321==    by 0x608BBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24321==    by 0x49C4822: ???
+==24321==    by 0x49C496F: ???
+==24321==    by 0x8AF26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24321==    by 0x8AF2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24321==    by 0x8AA8922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24321==    by 0x8A4B2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24321==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24321==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24321==    by 0x4B19D38: PetscInitialize (pinit.c:924)
+==24321==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24321==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24321==    by 0x135370: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24321==    by 0x12FAC9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24321==    by 0x132BF0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24321==    by 0x132A90: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24321==    by 0x133127: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24321==    by 0x12DEE5: main (TestLinearSystem.cpp:19)
+==24321== 
+==24321== Open file descriptor 116:
+==24321==    <inherited from parent>
+==24321== 
+==24321== Open file descriptor 113:
+==24321==    <inherited from parent>
+==24321== 
+==24321== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestLinearSystem_valgrind.txt
+==24321==    <inherited from parent>
+==24321== 
+==24321== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24321==    <inherited from parent>
+==24321== 
+==24321== 
+==24321== HEAP SUMMARY:
+==24321==     in use at exit: 617,874 bytes in 8,239 blocks
+==24321==   total heap usage: 59,953 allocs, 51,714 frees, 1,374,856,912 bytes allocated
+==24321== 
+==24321== LEAK SUMMARY:
+==24321==    definitely lost: 0 bytes in 0 blocks
+==24321==    indirectly lost: 0 bytes in 0 blocks
+==24321==      possibly lost: 0 bytes in 0 blocks
+==24321==    still reachable: 40 bytes in 3 blocks
+==24321==         suppressed: 617,834 bytes in 8,236 blocks
+==24321== Reachable blocks (those to which a pointer was found) are not shown.
+==24321== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24321== 
+==24321== For lists of detected and suppressed errors, rerun with: -s
+==24321== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestLobePropertiesCalculator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestLobePropertiesCalculator_valgrind.txt
new file mode 100644
index 000000000..4df476ca6
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestLobePropertiesCalculator_valgrind.txt
@@ -0,0 +1,36 @@
+==41045== Memcheck, a memory error detector
+==41045== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41045== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41045== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestLobePropertiesCalculator -malloc_debug -malloc_dump -memory_info
+==41045== Parent PID: 24004
+==41045== 
+==41045== 
+==41045== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==41045== Open file descriptor 116:
+==41045==    <inherited from parent>
+==41045== 
+==41045== Open file descriptor 113:
+==41045==    <inherited from parent>
+==41045== 
+==41045== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestLobePropertiesCalculator_valgrind.txt
+==41045==    <inherited from parent>
+==41045== 
+==41045== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41045==    <inherited from parent>
+==41045== 
+==41045== 
+==41045== HEAP SUMMARY:
+==41045==     in use at exit: 24 bytes in 2 blocks
+==41045==   total heap usage: 134,423 allocs, 134,421 frees, 48,976,300 bytes allocated
+==41045== 
+==41045== LEAK SUMMARY:
+==41045==    definitely lost: 0 bytes in 0 blocks
+==41045==    indirectly lost: 0 bytes in 0 blocks
+==41045==      possibly lost: 0 bytes in 0 blocks
+==41045==    still reachable: 24 bytes in 2 blocks
+==41045==         suppressed: 0 bytes in 0 blocks
+==41045== Reachable blocks (those to which a pointer was found) are not shown.
+==41045== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41045== 
+==41045== For lists of detected and suppressed errors, rerun with: -s
+==41045== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestLogFile_valgrind.txt b/log-files/2024-10-08_17-23-11/TestLogFile_valgrind.txt
new file mode 100644
index 000000000..0df0a4bde
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestLogFile_valgrind.txt
@@ -0,0 +1,73 @@
+==24132== Memcheck, a memory error detector
+==24132== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24132== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24132== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestLogFile -malloc_debug -malloc_dump -memory_info
+==24132== Parent PID: 24004
+==24132== 
+==24132== 
+==24132== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24132== Open file descriptor 12:
+==24132==    at 0x616907D: pipe (pipe.c:29)
+==24132==    by 0xAEA507D: ???
+==24132==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24132==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24132==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24132==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24132==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24132==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24132==    by 0x11A18F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24132==    by 0x11398D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24132==    by 0x116442: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24132==    by 0x1162E2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24132==    by 0x116979: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24132==    by 0x111DB5: main (TestLogFile.cpp:19)
+==24132== 
+==24132== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24132==    at 0x616DA1C: __open_nocancel (open64_nocancel.c:39)
+==24132==    by 0x60F1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24132==    by 0x5CB3822: ???
+==24132==    by 0x5CB396F: ???
+==24132==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24132==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24132==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24132==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24132==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24132==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24132==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24132==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24132==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24132==    by 0x11A18F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24132==    by 0x11398D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24132==    by 0x116442: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24132==    by 0x1162E2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24132==    by 0x116979: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24132==    by 0x111DB5: main (TestLogFile.cpp:19)
+==24132== 
+==24132== Open file descriptor 116:
+==24132==    <inherited from parent>
+==24132== 
+==24132== Open file descriptor 113:
+==24132==    <inherited from parent>
+==24132== 
+==24132== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestLogFile_valgrind.txt
+==24132==    <inherited from parent>
+==24132== 
+==24132== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24132==    <inherited from parent>
+==24132== 
+==24132== 
+==24132== HEAP SUMMARY:
+==24132==     in use at exit: 617,842 bytes in 8,238 blocks
+==24132==   total heap usage: 45,247 allocs, 37,009 frees, 1,338,410,715 bytes allocated
+==24132== 
+==24132== LEAK SUMMARY:
+==24132==    definitely lost: 0 bytes in 0 blocks
+==24132==    indirectly lost: 0 bytes in 0 blocks
+==24132==      possibly lost: 0 bytes in 0 blocks
+==24132==    still reachable: 24 bytes in 2 blocks
+==24132==         suppressed: 617,818 bytes in 8,236 blocks
+==24132== Reachable blocks (those to which a pointer was found) are not shown.
+==24132== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24132== 
+==24132== For lists of detected and suppressed errors, rerun with: -s
+==24132== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestMajorAirwaysCentreLinesCleaner_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMajorAirwaysCentreLinesCleaner_valgrind.txt
new file mode 100644
index 000000000..62219b038
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMajorAirwaysCentreLinesCleaner_valgrind.txt
@@ -0,0 +1,73 @@
+==41072== Memcheck, a memory error detector
+==41072== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41072== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41072== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestMajorAirwaysCentreLinesCleaner -malloc_debug -malloc_dump -memory_info
+==41072== Parent PID: 24004
+==41072== 
+==41072== 
+==41072== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41072== Open file descriptor 12:
+==41072==    at 0x823107D: pipe (pipe.c:29)
+==41072==    by 0x107AC07D: ???
+==41072==    by 0xBFD34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41072==    by 0x7B39418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41072==    by 0x7AD2D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41072==    by 0x67A6D38: PetscInitialize (pinit.c:924)
+==41072==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41072==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41072==    by 0x11675D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41072==    by 0x1121F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41072==    by 0x1146F0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41072==    by 0x1145EB: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41072==    by 0x114BFF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41072==    by 0x1109F5: main (TestMajorAirwaysCentreLinesCleaner.cpp:18)
+==41072== 
+==41072== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41072==    at 0x8235A1C: __open_nocancel (open64_nocancel.c:39)
+==41072==    by 0x81B9BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41072==    by 0x7A36822: ???
+==41072==    by 0x7A3696F: ???
+==41072==    by 0xC0786DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41072==    by 0xC078938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41072==    by 0xC02E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41072==    by 0xBFD32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41072==    by 0x7B39418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41072==    by 0x7AD2D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41072==    by 0x67A6D38: PetscInitialize (pinit.c:924)
+==41072==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41072==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41072==    by 0x11675D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41072==    by 0x1121F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41072==    by 0x1146F0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41072==    by 0x1145EB: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41072==    by 0x114BFF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41072==    by 0x1109F5: main (TestMajorAirwaysCentreLinesCleaner.cpp:18)
+==41072== 
+==41072== Open file descriptor 116:
+==41072==    <inherited from parent>
+==41072== 
+==41072== Open file descriptor 113:
+==41072==    <inherited from parent>
+==41072== 
+==41072== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMajorAirwaysCentreLinesCleaner_valgrind.txt
+==41072==    <inherited from parent>
+==41072== 
+==41072== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41072==    <inherited from parent>
+==41072== 
+==41072== 
+==41072== HEAP SUMMARY:
+==41072==     in use at exit: 618,322 bytes in 8,238 blocks
+==41072==   total heap usage: 493,348 allocs, 485,110 frees, 1,357,249,866 bytes allocated
+==41072== 
+==41072== LEAK SUMMARY:
+==41072==    definitely lost: 0 bytes in 0 blocks
+==41072==    indirectly lost: 0 bytes in 0 blocks
+==41072==      possibly lost: 0 bytes in 0 blocks
+==41072==    still reachable: 24 bytes in 2 blocks
+==41072==         suppressed: 618,298 bytes in 8,236 blocks
+==41072== Reachable blocks (those to which a pointer was found) are not shown.
+==41072== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41072== 
+==41072== For lists of detected and suppressed errors, rerun with: -s
+==41072== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestMaterialLaws_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMaterialLaws_valgrind.txt
new file mode 100644
index 000000000..239546be8
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMaterialLaws_valgrind.txt
@@ -0,0 +1,73 @@
+==25295== Memcheck, a memory error detector
+==25295== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25295== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25295== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/continuum_mechanics/test/TestMaterialLaws -malloc_debug -malloc_dump -memory_info
+==25295== Parent PID: 24004
+==25295== 
+==25295== 
+==25295== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25295== Open file descriptor 12:
+==25295==    at 0x4F1B07D: pipe (pipe.c:29)
+==25295==    by 0x106E107D: ???
+==25295==    by 0xBFE74CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25295==    by 0x88AE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25295==    by 0x8847D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25295==    by 0x71B5D38: PetscInitialize (pinit.c:924)
+==25295==    by 0x4A7A1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25295==    by 0x4A7A227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25295==    by 0x12ADEE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25295==    by 0x125E2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25295==    by 0x128AB2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25295==    by 0x128952: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25295==    by 0x128FE9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25295==    by 0x124255: main (TestMaterialLaws.cpp:19)
+==25295== 
+==25295== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25295==    at 0x4F1FA1C: __open_nocancel (open64_nocancel.c:39)
+==25295==    by 0x4EA3BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25295==    by 0x4AB5822: ???
+==25295==    by 0x4AB596F: ???
+==25295==    by 0xC08C6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25295==    by 0xC08C938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25295==    by 0xC042922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25295==    by 0xBFE72DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25295==    by 0x88AE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25295==    by 0x8847D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25295==    by 0x71B5D38: PetscInitialize (pinit.c:924)
+==25295==    by 0x4A7A1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25295==    by 0x4A7A227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25295==    by 0x12ADEE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25295==    by 0x125E2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25295==    by 0x128AB2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25295==    by 0x128952: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25295==    by 0x128FE9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25295==    by 0x124255: main (TestMaterialLaws.cpp:19)
+==25295== 
+==25295== Open file descriptor 116:
+==25295==    <inherited from parent>
+==25295== 
+==25295== Open file descriptor 113:
+==25295==    <inherited from parent>
+==25295== 
+==25295== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMaterialLaws_valgrind.txt
+==25295==    <inherited from parent>
+==25295== 
+==25295== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25295==    <inherited from parent>
+==25295== 
+==25295== 
+==25295== HEAP SUMMARY:
+==25295==     in use at exit: 618,274 bytes in 8,238 blocks
+==25295==   total heap usage: 47,753 allocs, 39,515 frees, 1,338,429,105 bytes allocated
+==25295== 
+==25295== LEAK SUMMARY:
+==25295==    definitely lost: 0 bytes in 0 blocks
+==25295==    indirectly lost: 0 bytes in 0 blocks
+==25295==      possibly lost: 0 bytes in 0 blocks
+==25295==    still reachable: 24 bytes in 2 blocks
+==25295==         suppressed: 618,250 bytes in 8,236 blocks
+==25295== Reachable blocks (those to which a pointer was found) are not shown.
+==25295== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25295== 
+==25295== For lists of detected and suppressed errors, rerun with: -s
+==25295== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMathsCustomFunctions_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMathsCustomFunctions_valgrind.txt
new file mode 100644
index 000000000..c3d29c957
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMathsCustomFunctions_valgrind.txt
@@ -0,0 +1,73 @@
+==24157== Memcheck, a memory error detector
+==24157== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24157== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24157== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestMathsCustomFunctions -malloc_debug -malloc_dump -memory_info
+==24157== Parent PID: 24004
+==24157== 
+==24157== 
+==24157== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24157== Open file descriptor 12:
+==24157==    at 0x4D9B07D: pipe (pipe.c:29)
+==24157==    by 0xAEA507D: ???
+==24157==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24157==    by 0x6356418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24157==    by 0x62EFD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24157==    by 0x4FE6D38: PetscInitialize (pinit.c:924)
+==24157==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24157==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24157==    by 0x112348: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24157==    by 0x10DD53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24157==    by 0x110412: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24157==    by 0x11030D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24157==    by 0x110921: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24157==    by 0x10C555: main (TestMathsCustomFunctions.cpp:18)
+==24157== 
+==24157== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24157==    at 0x4D9FA1C: __open_nocancel (open64_nocancel.c:39)
+==24157==    by 0x4D23BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24157==    by 0x4935822: ???
+==24157==    by 0x493596F: ???
+==24157==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24157==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24157==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24157==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24157==    by 0x6356418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24157==    by 0x62EFD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24157==    by 0x4FE6D38: PetscInitialize (pinit.c:924)
+==24157==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24157==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24157==    by 0x112348: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24157==    by 0x10DD53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24157==    by 0x110412: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24157==    by 0x11030D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24157==    by 0x110921: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24157==    by 0x10C555: main (TestMathsCustomFunctions.cpp:18)
+==24157== 
+==24157== Open file descriptor 116:
+==24157==    <inherited from parent>
+==24157== 
+==24157== Open file descriptor 113:
+==24157==    <inherited from parent>
+==24157== 
+==24157== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMathsCustomFunctions_valgrind.txt
+==24157==    <inherited from parent>
+==24157== 
+==24157== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24157==    <inherited from parent>
+==24157== 
+==24157== 
+==24157== HEAP SUMMARY:
+==24157==     in use at exit: 617,842 bytes in 8,238 blocks
+==24157==   total heap usage: 44,914 allocs, 36,676 frees, 1,338,161,210 bytes allocated
+==24157== 
+==24157== LEAK SUMMARY:
+==24157==    definitely lost: 0 bytes in 0 blocks
+==24157==    indirectly lost: 0 bytes in 0 blocks
+==24157==      possibly lost: 0 bytes in 0 blocks
+==24157==    still reachable: 24 bytes in 2 blocks
+==24157==         suppressed: 617,818 bytes in 8,236 blocks
+==24157== Reachable blocks (those to which a pointer was found) are not shown.
+==24157== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24157== 
+==24157== For lists of detected and suppressed errors, rerun with: -s
+==24157== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMatrixVentilationProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMatrixVentilationProblem_valgrind.txt
new file mode 100644
index 000000000..86fbfaebe
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMatrixVentilationProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==41103== Memcheck, a memory error detector
+==41103== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41103== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41103== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestMatrixVentilationProblem -malloc_debug -malloc_dump -memory_info
+==41103== Parent PID: 24004
+==41103== 
+==41103== 
+==41103== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41103== Open file descriptor 12:
+==41103==    at 0x81E107D: pipe (pipe.c:29)
+==41103==    by 0x107AC07D: ???
+==41103==    by 0xC0204CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41103==    by 0x83DC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41103==    by 0x8375D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41103==    by 0x67A6D38: PetscInitialize (pinit.c:924)
+==41103==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41103==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41103==    by 0x117742: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41103==    by 0x1128B9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41103==    by 0x1155E6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41103==    by 0x115486: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41103==    by 0x115B1D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41103==    by 0x110B35: main (TestMatrixVentilationProblem.cpp:19)
+==41103== 
+==41103== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41103==    at 0x81E5A1C: __open_nocancel (open64_nocancel.c:39)
+==41103==    by 0x8169BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41103==    by 0x7A36822: ???
+==41103==    by 0x7A3696F: ???
+==41103==    by 0xC0C56DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41103==    by 0xC0C5938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41103==    by 0xC07B922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41103==    by 0xC0202DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41103==    by 0x83DC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41103==    by 0x8375D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41103==    by 0x67A6D38: PetscInitialize (pinit.c:924)
+==41103==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41103==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41103==    by 0x117742: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41103==    by 0x1128B9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41103==    by 0x1155E6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41103==    by 0x115486: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41103==    by 0x115B1D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41103==    by 0x110B35: main (TestMatrixVentilationProblem.cpp:19)
+==41103== 
+==41103== Open file descriptor 116:
+==41103==    <inherited from parent>
+==41103== 
+==41103== Open file descriptor 113:
+==41103==    <inherited from parent>
+==41103== 
+==41103== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMatrixVentilationProblem_valgrind.txt
+==41103==    <inherited from parent>
+==41103== 
+==41103== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41103==    <inherited from parent>
+==41103== 
+==41103== 
+==41103== HEAP SUMMARY:
+==41103==     in use at exit: 618,322 bytes in 8,238 blocks
+==41103==   total heap usage: 137,449 allocs, 129,211 frees, 1,515,200,953 bytes allocated
+==41103== 
+==41103== LEAK SUMMARY:
+==41103==    definitely lost: 0 bytes in 0 blocks
+==41103==    indirectly lost: 0 bytes in 0 blocks
+==41103==      possibly lost: 0 bytes in 0 blocks
+==41103==    still reachable: 24 bytes in 2 blocks
+==41103==         suppressed: 618,298 bytes in 8,236 blocks
+==41103== Reachable blocks (those to which a pointer was found) are not shown.
+==41103== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41103== 
+==41103== For lists of detected and suppressed errors, rerun with: -s
+==41103== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMemfemMeshReader_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMemfemMeshReader_valgrind.txt
new file mode 100644
index 000000000..2af3c190e
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMemfemMeshReader_valgrind.txt
@@ -0,0 +1,73 @@
+==24588== Memcheck, a memory error detector
+==24588== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24588== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24588== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestMemfemMeshReader -malloc_debug -malloc_dump -memory_info
+==24588== Parent PID: 24004
+==24588== 
+==24588== 
+==24588== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24588== Open file descriptor 12:
+==24588==    at 0x6C5C07D: pipe (pipe.c:29)
+==24588==    by 0x100CC07D: ???
+==24588==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24588==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24588==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24588==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24588==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24588==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24588==    by 0x118FB6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24588==    by 0x11470D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24588==    by 0x116FF8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24588==    by 0x116E98: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24588==    by 0x11752F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24588==    by 0x112B35: main (TestMemfemMeshReader.cpp:19)
+==24588== 
+==24588== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24588==    at 0x6C60A1C: __open_nocancel (open64_nocancel.c:39)
+==24588==    by 0x6BE4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24588==    by 0x6598822: ???
+==24588==    by 0x659896F: ???
+==24588==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24588==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24588==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24588==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24588==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24588==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24588==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24588==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24588==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24588==    by 0x118FB6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24588==    by 0x11470D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24588==    by 0x116FF8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24588==    by 0x116E98: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24588==    by 0x11752F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24588==    by 0x112B35: main (TestMemfemMeshReader.cpp:19)
+==24588== 
+==24588== Open file descriptor 116:
+==24588==    <inherited from parent>
+==24588== 
+==24588== Open file descriptor 113:
+==24588==    <inherited from parent>
+==24588== 
+==24588== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMemfemMeshReader_valgrind.txt
+==24588==    <inherited from parent>
+==24588== 
+==24588== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24588==    <inherited from parent>
+==24588== 
+==24588== 
+==24588== HEAP SUMMARY:
+==24588==     in use at exit: 618,226 bytes in 8,238 blocks
+==24588==   total heap usage: 87,584 allocs, 79,346 frees, 1,340,445,317 bytes allocated
+==24588== 
+==24588== LEAK SUMMARY:
+==24588==    definitely lost: 0 bytes in 0 blocks
+==24588==    indirectly lost: 0 bytes in 0 blocks
+==24588==      possibly lost: 0 bytes in 0 blocks
+==24588==    still reachable: 24 bytes in 2 blocks
+==24588==         suppressed: 618,202 bytes in 8,236 blocks
+==24588== Reachable blocks (those to which a pointer was found) are not shown.
+==24588== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24588== 
+==24588== For lists of detected and suppressed errors, rerun with: -s
+==24588== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMeshBasedCellPopulationWithGhostNodes_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMeshBasedCellPopulationWithGhostNodes_valgrind.txt
new file mode 100644
index 000000000..3f7e3d7a7
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMeshBasedCellPopulationWithGhostNodes_valgrind.txt
@@ -0,0 +1,73 @@
+==26084== Memcheck, a memory error detector
+==26084== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26084== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26084== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestMeshBasedCellPopulationWithGhostNodes -malloc_debug -malloc_dump -memory_info
+==26084== Parent PID: 24004
+==26084== 
+==26084== 
+==26084== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26084== Open file descriptor 12:
+==26084==    at 0x10D9F07D: pipe (pipe.c:29)
+==26084==    by 0x196B407D: ???
+==26084==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26084==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26084==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26084==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==26084==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26084==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26084==    by 0x159CA9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26084==    by 0x1521AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26084==    by 0x15565A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26084==    by 0x1554FA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26084==    by 0x155B91: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26084==    by 0x1505D5: main (TestMeshBasedCellPopulationWithGhostNodes.cpp:19)
+==26084== 
+==26084== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26084==    at 0x10DA3A1C: __open_nocancel (open64_nocancel.c:39)
+==26084==    by 0x10D27BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26084==    by 0x104BD822: ???
+==26084==    by 0x104BD96F: ???
+==26084==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26084==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26084==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26084==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26084==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26084==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26084==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==26084==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26084==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26084==    by 0x159CA9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26084==    by 0x1521AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26084==    by 0x15565A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26084==    by 0x1554FA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26084==    by 0x155B91: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26084==    by 0x1505D5: main (TestMeshBasedCellPopulationWithGhostNodes.cpp:19)
+==26084== 
+==26084== Open file descriptor 116:
+==26084==    <inherited from parent>
+==26084== 
+==26084== Open file descriptor 113:
+==26084==    <inherited from parent>
+==26084== 
+==26084== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMeshBasedCellPopulationWithGhostNodes_valgrind.txt
+==26084==    <inherited from parent>
+==26084== 
+==26084== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26084==    <inherited from parent>
+==26084== 
+==26084== 
+==26084== HEAP SUMMARY:
+==26084==     in use at exit: 618,354 bytes in 8,239 blocks
+==26084==   total heap usage: 224,636 allocs, 216,397 frees, 1,363,725,221 bytes allocated
+==26084== 
+==26084== LEAK SUMMARY:
+==26084==    definitely lost: 0 bytes in 0 blocks
+==26084==    indirectly lost: 0 bytes in 0 blocks
+==26084==      possibly lost: 0 bytes in 0 blocks
+==26084==    still reachable: 56 bytes in 3 blocks
+==26084==         suppressed: 618,298 bytes in 8,236 blocks
+==26084== Reachable blocks (those to which a pointer was found) are not shown.
+==26084== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26084== 
+==26084== For lists of detected and suppressed errors, rerun with: -s
+==26084== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMeshBasedCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMeshBasedCellPopulation_valgrind.txt
new file mode 100644
index 000000000..90cddd657
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMeshBasedCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==26071== Memcheck, a memory error detector
+==26071== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26071== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26071== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestMeshBasedCellPopulation -malloc_debug -malloc_dump -memory_info
+==26071== Parent PID: 24004
+==26071== 
+==26071== 
+==26071== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26071== Open file descriptor 12:
+==26071==    at 0xF92C07D: pipe (pipe.c:29)
+==26071==    by 0x196B407D: ???
+==26071==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26071==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26071==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26071==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26071==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26071==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26071==    by 0x2EFB7E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26071==    by 0x2E6539: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26071==    by 0x2EAE3E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26071==    by 0x2EACDE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26071==    by 0x2EB375: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26071==    by 0x2E4955: main (TestMeshBasedCellPopulation.cpp:19)
+==26071== 
+==26071== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26071==    at 0xF930A1C: __open_nocancel (open64_nocancel.c:39)
+==26071==    by 0xF8B4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26071==    by 0xF13F822: ???
+==26071==    by 0xF13F96F: ???
+==26071==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26071==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26071==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26071==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26071==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26071==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26071==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26071==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26071==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26071==    by 0x2EFB7E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26071==    by 0x2E6539: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26071==    by 0x2EAE3E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26071==    by 0x2EACDE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26071==    by 0x2EB375: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26071==    by 0x2E4955: main (TestMeshBasedCellPopulation.cpp:19)
+==26071== 
+==26071== Open file descriptor 116:
+==26071==    <inherited from parent>
+==26071== 
+==26071== Open file descriptor 113:
+==26071==    <inherited from parent>
+==26071== 
+==26071== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMeshBasedCellPopulation_valgrind.txt
+==26071==    <inherited from parent>
+==26071== 
+==26071== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26071==    <inherited from parent>
+==26071== 
+==26071== 
+==26071== HEAP SUMMARY:
+==26071==     in use at exit: 618,354 bytes in 8,239 blocks
+==26071==   total heap usage: 145,389 allocs, 137,150 frees, 1,366,616,827 bytes allocated
+==26071== 
+==26071== LEAK SUMMARY:
+==26071==    definitely lost: 0 bytes in 0 blocks
+==26071==    indirectly lost: 0 bytes in 0 blocks
+==26071==      possibly lost: 0 bytes in 0 blocks
+==26071==    still reachable: 56 bytes in 3 blocks
+==26071==         suppressed: 618,298 bytes in 8,236 blocks
+==26071== Reachable blocks (those to which a pointer was found) are not shown.
+==26071== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26071== 
+==26071== For lists of detected and suppressed errors, rerun with: -s
+==26071== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMeshUtilityFunctions_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMeshUtilityFunctions_valgrind.txt
new file mode 100644
index 000000000..7311b4cd7
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMeshUtilityFunctions_valgrind.txt
@@ -0,0 +1,73 @@
+==24634== Memcheck, a memory error detector
+==24634== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24634== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24634== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestMeshUtilityFunctions -malloc_debug -malloc_dump -memory_info
+==24634== Parent PID: 24004
+==24634== 
+==24634== 
+==24634== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24634== Open file descriptor 12:
+==24634==    at 0x69A607D: pipe (pipe.c:29)
+==24634==    by 0x100CC07D: ???
+==24634==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24634==    by 0x7F63418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24634==    by 0x7EFCD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24634==    by 0x6BF1D38: PetscInitialize (pinit.c:924)
+==24634==    by 0x65EC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24634==    by 0x65EC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24634==    by 0x11E530: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24634==    by 0x119E33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24634==    by 0x11C2F6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24634==    by 0x11C1F2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24634==    by 0x11C805: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24634==    by 0x118635: main (TestMeshUtilityFunctions.cpp:18)
+==24634== 
+==24634== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24634==    at 0x69AAA1C: __open_nocancel (open64_nocancel.c:39)
+==24634==    by 0x692EBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24634==    by 0x6627822: ???
+==24634==    by 0x662796F: ???
+==24634==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24634==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24634==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24634==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24634==    by 0x7F63418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24634==    by 0x7EFCD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24634==    by 0x6BF1D38: PetscInitialize (pinit.c:924)
+==24634==    by 0x65EC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24634==    by 0x65EC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24634==    by 0x11E530: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24634==    by 0x119E33: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24634==    by 0x11C2F6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24634==    by 0x11C1F2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24634==    by 0x11C805: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24634==    by 0x118635: main (TestMeshUtilityFunctions.cpp:18)
+==24634== 
+==24634== Open file descriptor 116:
+==24634==    <inherited from parent>
+==24634== 
+==24634== Open file descriptor 113:
+==24634==    <inherited from parent>
+==24634== 
+==24634== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMeshUtilityFunctions_valgrind.txt
+==24634==    <inherited from parent>
+==24634== 
+==24634== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24634==    <inherited from parent>
+==24634== 
+==24634== 
+==24634== HEAP SUMMARY:
+==24634==     in use at exit: 620,778 bytes in 8,239 blocks
+==24634==   total heap usage: 47,346 allocs, 39,107 frees, 1,338,386,634 bytes allocated
+==24634== 
+==24634== LEAK SUMMARY:
+==24634==    definitely lost: 0 bytes in 0 blocks
+==24634==    indirectly lost: 0 bytes in 0 blocks
+==24634==      possibly lost: 0 bytes in 0 blocks
+==24634==    still reachable: 2,576 bytes in 3 blocks
+==24634==         suppressed: 618,202 bytes in 8,236 blocks
+==24634== Reachable blocks (those to which a pointer was found) are not shown.
+==24634== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24634== 
+==24634== For lists of detected and suppressed errors, rerun with: -s
+==24634== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestMeshWriters_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMeshWriters_valgrind.txt
new file mode 100644
index 000000000..214eaac5f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMeshWriters_valgrind.txt
@@ -0,0 +1,73 @@
+==24813== Memcheck, a memory error detector
+==24813== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24813== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24813== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestMeshWriters -malloc_debug -malloc_dump -memory_info
+==24813== Parent PID: 24004
+==24813== 
+==24813== 
+==24813== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24813== Open file descriptor 12:
+==24813==    at 0x81F807D: pipe (pipe.c:29)
+==24813==    by 0x100CC07D: ???
+==24813==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24813==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24813==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24813==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24813==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24813==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24813==    by 0x1482F7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24813==    by 0x140E0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24813==    by 0x143F06: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24813==    by 0x143DA6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24813==    by 0x14443D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24813==    by 0x13F235: main (TestMeshWriters.cpp:19)
+==24813== 
+==24813== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24813==    at 0x81FCA1C: __open_nocancel (open64_nocancel.c:39)
+==24813==    by 0x8180BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24813==    by 0x7916822: ???
+==24813==    by 0x791696F: ???
+==24813==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24813==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24813==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24813==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24813==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24813==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24813==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24813==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24813==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24813==    by 0x1482F7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24813==    by 0x140E0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24813==    by 0x143F06: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24813==    by 0x143DA6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24813==    by 0x14443D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24813==    by 0x13F235: main (TestMeshWriters.cpp:19)
+==24813== 
+==24813== Open file descriptor 116:
+==24813==    <inherited from parent>
+==24813== 
+==24813== Open file descriptor 113:
+==24813==    <inherited from parent>
+==24813== 
+==24813== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMeshWriters_valgrind.txt
+==24813==    <inherited from parent>
+==24813== 
+==24813== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24813==    <inherited from parent>
+==24813== 
+==24813== 
+==24813== HEAP SUMMARY:
+==24813==     in use at exit: 618,226 bytes in 8,238 blocks
+==24813==   total heap usage: 187,276 allocs, 179,038 frees, 1,352,175,034 bytes allocated
+==24813== 
+==24813== LEAK SUMMARY:
+==24813==    definitely lost: 0 bytes in 0 blocks
+==24813==    indirectly lost: 0 bytes in 0 blocks
+==24813==      possibly lost: 0 bytes in 0 blocks
+==24813==    still reachable: 24 bytes in 2 blocks
+==24813==         suppressed: 618,202 bytes in 8,236 blocks
+==24813== Reachable blocks (those to which a pointer was found) are not shown.
+==24813== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24813== 
+==24813== For lists of detected and suppressed errors, rerun with: -s
+==24813== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestMirams2010WntOdeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMirams2010WntOdeSystem_valgrind.txt
new file mode 100644
index 000000000..f17b28cf2
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMirams2010WntOdeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==40345== Memcheck, a memory error detector
+==40345== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40345== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40345== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestMirams2010WntOdeSystem -malloc_debug -malloc_dump -memory_info
+==40345== Parent PID: 24004
+==40345== 
+==40345== 
+==40345== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40345== Open file descriptor 12:
+==40345==    at 0xF39D07D: pipe (pipe.c:29)
+==40345==    by 0x1B37607D: ???
+==40345==    by 0x165814CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40345==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40345==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40345==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40345==    by 0xEFA31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40345==    by 0xEFA3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40345==    by 0x1261EE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40345==    by 0x12141B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40345==    by 0x123B60: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40345==    by 0x123A5C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40345==    by 0x12406F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40345==    by 0x11F065: main (TestMirams2010WntOdeSystem.cpp:18)
+==40345== 
+==40345== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40345==    at 0xF3A1A1C: __open_nocancel (open64_nocancel.c:39)
+==40345==    by 0xF325BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40345==    by 0xEFDE822: ???
+==40345==    by 0xEFDE96F: ???
+==40345==    by 0x166266DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40345==    by 0x16626938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40345==    by 0x165DC922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40345==    by 0x165812DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40345==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40345==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40345==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40345==    by 0xEFA31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40345==    by 0xEFA3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40345==    by 0x1261EE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40345==    by 0x12141B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40345==    by 0x123B60: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40345==    by 0x123A5C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40345==    by 0x12406F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40345==    by 0x11F065: main (TestMirams2010WntOdeSystem.cpp:18)
+==40345== 
+==40345== Open file descriptor 116:
+==40345==    <inherited from parent>
+==40345== 
+==40345== Open file descriptor 113:
+==40345==    <inherited from parent>
+==40345== 
+==40345== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMirams2010WntOdeSystem_valgrind.txt
+==40345==    <inherited from parent>
+==40345== 
+==40345== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40345==    <inherited from parent>
+==40345== 
+==40345== 
+==40345== HEAP SUMMARY:
+==40345==     in use at exit: 618,370 bytes in 8,239 blocks
+==40345==   total heap usage: 66,831 allocs, 58,592 frees, 1,340,372,742 bytes allocated
+==40345== 
+==40345== LEAK SUMMARY:
+==40345==    definitely lost: 0 bytes in 0 blocks
+==40345==    indirectly lost: 0 bytes in 0 blocks
+==40345==      possibly lost: 0 bytes in 0 blocks
+==40345==    still reachable: 56 bytes in 3 blocks
+==40345==         suppressed: 618,314 bytes in 8,236 blocks
+==40345== Reachable blocks (those to which a pointer was found) are not shown.
+==40345== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40345== 
+==40345== For lists of detected and suppressed errors, rerun with: -s
+==40345== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMixedDimensionMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMixedDimensionMesh_valgrind.txt
new file mode 100644
index 000000000..ea187358d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMixedDimensionMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24420== Memcheck, a memory error detector
+==24420== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24420== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24420== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestMixedDimensionMesh -malloc_debug -malloc_dump -memory_info
+==24420== Parent PID: 24004
+==24420== 
+==24420== 
+==24420== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24420== Open file descriptor 12:
+==24420==    at 0x815307D: pipe (pipe.c:29)
+==24420==    by 0x100CC07D: ???
+==24420==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24420==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24420==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24420==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24420==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24420==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24420==    by 0x125042: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24420==    by 0x11E27D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24420==    by 0x121016: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24420==    by 0x120EB6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24420==    by 0x12154D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24420==    by 0x11C6A5: main (TestMixedDimensionMesh.cpp:19)
+==24420== 
+==24420== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24420==    at 0x8157A1C: __open_nocancel (open64_nocancel.c:39)
+==24420==    by 0x80DBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24420==    by 0x6598822: ???
+==24420==    by 0x659896F: ???
+==24420==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24420==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24420==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24420==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24420==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24420==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24420==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24420==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24420==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24420==    by 0x125042: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24420==    by 0x11E27D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24420==    by 0x121016: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24420==    by 0x120EB6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24420==    by 0x12154D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24420==    by 0x11C6A5: main (TestMixedDimensionMesh.cpp:19)
+==24420== 
+==24420== Open file descriptor 116:
+==24420==    <inherited from parent>
+==24420== 
+==24420== Open file descriptor 113:
+==24420==    <inherited from parent>
+==24420== 
+==24420== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMixedDimensionMesh_valgrind.txt
+==24420==    <inherited from parent>
+==24420== 
+==24420== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24420==    <inherited from parent>
+==24420== 
+==24420== 
+==24420== HEAP SUMMARY:
+==24420==     in use at exit: 618,226 bytes in 8,238 blocks
+==24420==   total heap usage: 121,797 allocs, 113,559 frees, 1,343,655,109 bytes allocated
+==24420== 
+==24420== LEAK SUMMARY:
+==24420==    definitely lost: 0 bytes in 0 blocks
+==24420==    indirectly lost: 0 bytes in 0 blocks
+==24420==      possibly lost: 0 bytes in 0 blocks
+==24420==    still reachable: 24 bytes in 2 blocks
+==24420==         suppressed: 618,202 bytes in 8,236 blocks
+==24420== Reachable blocks (those to which a pointer was found) are not shown.
+==24420== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24420== 
+==24420== For lists of detected and suppressed errors, rerun with: -s
+==24420== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestMockEulerIvpOdeSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMockEulerIvpOdeSolver_valgrind.txt
new file mode 100644
index 000000000..2d523005f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMockEulerIvpOdeSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==24986== Memcheck, a memory error detector
+==24986== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24986== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24986== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestMockEulerIvpOdeSolver -malloc_debug -malloc_dump -memory_info
+==24986== Parent PID: 24004
+==24986== 
+==24986== 
+==24986== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24986== Open file descriptor 12:
+==24986==    at 0x4F5207D: pipe (pipe.c:29)
+==24986==    by 0xB1E607D: ???
+==24986==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24986==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24986==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24986==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24986==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24986==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24986==    by 0x123542: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24986==    by 0x11E7E1: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24986==    by 0x120D60: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24986==    by 0x120C5C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24986==    by 0x12126F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24986==    by 0x11CE65: main (TestMockEulerIvpOdeSolver.cpp:18)
+==24986== 
+==24986== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24986==    at 0x4F56A1C: __open_nocancel (open64_nocancel.c:39)
+==24986==    by 0x4EDABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24986==    by 0x4B77822: ???
+==24986==    by 0x4B7796F: ???
+==24986==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24986==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24986==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24986==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24986==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24986==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24986==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==24986==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24986==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24986==    by 0x123542: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24986==    by 0x11E7E1: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24986==    by 0x120D60: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24986==    by 0x120C5C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24986==    by 0x12126F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24986==    by 0x11CE65: main (TestMockEulerIvpOdeSolver.cpp:18)
+==24986== 
+==24986== Open file descriptor 116:
+==24986==    <inherited from parent>
+==24986== 
+==24986== Open file descriptor 113:
+==24986==    <inherited from parent>
+==24986== 
+==24986== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMockEulerIvpOdeSolver_valgrind.txt
+==24986==    <inherited from parent>
+==24986== 
+==24986== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24986==    <inherited from parent>
+==24986== 
+==24986== 
+==24986== HEAP SUMMARY:
+==24986==     in use at exit: 617,906 bytes in 8,238 blocks
+==24986==   total heap usage: 45,126 allocs, 36,888 frees, 1,338,194,768 bytes allocated
+==24986== 
+==24986== LEAK SUMMARY:
+==24986==    definitely lost: 0 bytes in 0 blocks
+==24986==    indirectly lost: 0 bytes in 0 blocks
+==24986==      possibly lost: 0 bytes in 0 blocks
+==24986==    still reachable: 24 bytes in 2 blocks
+==24986==         suppressed: 617,882 bytes in 8,236 blocks
+==24986== Reachable blocks (those to which a pointer was found) are not shown.
+==24986== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24986== 
+==24986== For lists of detected and suppressed errors, rerun with: -s
+==24986== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestModernCppFeatures_valgrind.txt b/log-files/2024-10-08_17-23-11/TestModernCppFeatures_valgrind.txt
new file mode 100644
index 000000000..1978ba7d6
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestModernCppFeatures_valgrind.txt
@@ -0,0 +1,73 @@
+==24035== Memcheck, a memory error detector
+==24035== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24035== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24035== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestModernCppFeatures -malloc_debug -malloc_dump -memory_info
+==24035== Parent PID: 24004
+==24035== 
+==24035== 
+==24035== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24035== Open file descriptor 12:
+==24035==    at 0x616907D: pipe (pipe.c:29)
+==24035==    by 0xAEA507D: ???
+==24035==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24035==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24035==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24035==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24035==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24035==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24035==    by 0x115753: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24035==    by 0x111013: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24035==    by 0x1137AE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24035==    by 0x1136AA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24035==    by 0x113CBD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24035==    by 0x10F815: main (TestModernCppFeatures.cpp:18)
+==24035== 
+==24035== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24035==    at 0x616DA1C: __open_nocancel (open64_nocancel.c:39)
+==24035==    by 0x60F1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24035==    by 0x5CB3822: ???
+==24035==    by 0x5CB396F: ???
+==24035==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24035==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24035==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24035==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24035==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24035==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24035==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24035==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24035==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24035==    by 0x115753: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24035==    by 0x111013: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24035==    by 0x1137AE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24035==    by 0x1136AA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24035==    by 0x113CBD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24035==    by 0x10F815: main (TestModernCppFeatures.cpp:18)
+==24035== 
+==24035== Open file descriptor 116:
+==24035==    <inherited from parent>
+==24035== 
+==24035== Open file descriptor 113:
+==24035==    <inherited from parent>
+==24035== 
+==24035== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestModernCppFeatures_valgrind.txt
+==24035==    <inherited from parent>
+==24035== 
+==24035== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24035==    <inherited from parent>
+==24035== 
+==24035== 
+==24035== HEAP SUMMARY:
+==24035==     in use at exit: 617,842 bytes in 8,238 blocks
+==24035==   total heap usage: 44,920 allocs, 36,682 frees, 1,338,161,385 bytes allocated
+==24035== 
+==24035== LEAK SUMMARY:
+==24035==    definitely lost: 0 bytes in 0 blocks
+==24035==    indirectly lost: 0 bytes in 0 blocks
+==24035==      possibly lost: 0 bytes in 0 blocks
+==24035==    still reachable: 24 bytes in 2 blocks
+==24035==         suppressed: 617,818 bytes in 8,236 blocks
+==24035== Reachable blocks (those to which a pointer was found) are not shown.
+==24035== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24035== 
+==24035== For lists of detected and suppressed errors, rerun with: -s
+==24035== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestModifiers_valgrind.txt b/log-files/2024-10-08_17-23-11/TestModifiers_valgrind.txt
new file mode 100644
index 000000000..f555c5121
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestModifiers_valgrind.txt
@@ -0,0 +1,73 @@
+==42561== Memcheck, a memory error detector
+==42561== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==42561== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==42561== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestModifiers -malloc_debug -malloc_dump -memory_info
+==42561== Parent PID: 24004
+==42561== 
+==42561== 
+==42561== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==42561== Open file descriptor 12:
+==42561==    at 0x88DC07D: pipe (pipe.c:29)
+==42561==    by 0x1432F07D: ???
+==42561==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42561==    by 0x9FD5418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42561==    by 0x9F6ED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42561==    by 0x8C65D38: PetscInitialize (pinit.c:924)
+==42561==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42561==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42561==    by 0x124F74: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==42561==    by 0x11FB1D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42561==    by 0x12265E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42561==    by 0x1224FE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42561==    by 0x122B95: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42561==    by 0x11DF45: main (TestModifiers.cpp:19)
+==42561== 
+==42561== Open file descriptor 8: /dev/shm/open_mpi.0000
+==42561==    at 0x88E0A1C: __open_nocancel (open64_nocancel.c:39)
+==42561==    by 0x8864BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==42561==    by 0x841A822: ???
+==42561==    by 0x841A96F: ???
+==42561==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42561==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42561==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42561==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42561==    by 0x9FD5418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42561==    by 0x9F6ED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42561==    by 0x8C65D38: PetscInitialize (pinit.c:924)
+==42561==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42561==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42561==    by 0x124F74: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==42561==    by 0x11FB1D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42561==    by 0x12265E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42561==    by 0x1224FE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42561==    by 0x122B95: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42561==    by 0x11DF45: main (TestModifiers.cpp:19)
+==42561== 
+==42561== Open file descriptor 116:
+==42561==    <inherited from parent>
+==42561== 
+==42561== Open file descriptor 113:
+==42561==    <inherited from parent>
+==42561== 
+==42561== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestModifiers_valgrind.txt
+==42561==    <inherited from parent>
+==42561== 
+==42561== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==42561==    <inherited from parent>
+==42561== 
+==42561== 
+==42561== HEAP SUMMARY:
+==42561==     in use at exit: 620,181 bytes in 8,242 blocks
+==42561==   total heap usage: 50,666 allocs, 42,424 frees, 1,339,475,499 bytes allocated
+==42561== 
+==42561== LEAK SUMMARY:
+==42561==    definitely lost: 0 bytes in 0 blocks
+==42561==    indirectly lost: 0 bytes in 0 blocks
+==42561==      possibly lost: 0 bytes in 0 blocks
+==42561==    still reachable: 1,867 bytes in 6 blocks
+==42561==         suppressed: 618,314 bytes in 8,236 blocks
+==42561== Reachable blocks (those to which a pointer was found) are not shown.
+==42561== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==42561== 
+==42561== For lists of detected and suppressed errors, rerun with: -s
+==42561== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMonodomainConductionVelocity_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMonodomainConductionVelocity_valgrind.txt
new file mode 100644
index 000000000..265b30b36
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMonodomainConductionVelocity_valgrind.txt
@@ -0,0 +1,73 @@
+==43300== Memcheck, a memory error detector
+==43300== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43300== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43300== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestMonodomainConductionVelocity -malloc_debug -malloc_dump -memory_info
+==43300== Parent PID: 24004
+==43300== 
+==43300== 
+==43300== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43300== Open file descriptor 12:
+==43300==    at 0xA85D07D: pipe (pipe.c:29)
+==43300==    by 0x1432F07D: ???
+==43300==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43300==    by 0xBF58418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43300==    by 0xBEF1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43300==    by 0xABE6D38: PetscInitialize (pinit.c:924)
+==43300==    by 0xA1441D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43300==    by 0xA144227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43300==    by 0x126B4A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43300==    by 0x121E0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43300==    by 0x1248CC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43300==    by 0x12476C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43300==    by 0x124E03: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43300==    by 0x120235: main (TestMonodomainConductionVelocity.cpp:19)
+==43300== 
+==43300== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43300==    at 0xA861A1C: __open_nocancel (open64_nocancel.c:39)
+==43300==    by 0xA7E5BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43300==    by 0xA17F822: ???
+==43300==    by 0xA17F96F: ???
+==43300==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43300==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43300==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43300==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43300==    by 0xBF58418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43300==    by 0xBEF1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43300==    by 0xABE6D38: PetscInitialize (pinit.c:924)
+==43300==    by 0xA1441D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43300==    by 0xA144227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43300==    by 0x126B4A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43300==    by 0x121E0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43300==    by 0x1248CC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43300==    by 0x12476C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43300==    by 0x124E03: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43300==    by 0x120235: main (TestMonodomainConductionVelocity.cpp:19)
+==43300== 
+==43300== Open file descriptor 116:
+==43300==    <inherited from parent>
+==43300== 
+==43300== Open file descriptor 113:
+==43300==    <inherited from parent>
+==43300== 
+==43300== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMonodomainConductionVelocity_valgrind.txt
+==43300==    <inherited from parent>
+==43300== 
+==43300== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43300==    <inherited from parent>
+==43300== 
+==43300== 
+==43300== HEAP SUMMARY:
+==43300==     in use at exit: 618,818 bytes in 8,248 blocks
+==43300==   total heap usage: 385,467 allocs, 377,219 frees, 1,419,222,938 bytes allocated
+==43300== 
+==43300== LEAK SUMMARY:
+==43300==    definitely lost: 0 bytes in 0 blocks
+==43300==    indirectly lost: 0 bytes in 0 blocks
+==43300==      possibly lost: 0 bytes in 0 blocks
+==43300==    still reachable: 24 bytes in 2 blocks
+==43300==         suppressed: 618,794 bytes in 8,246 blocks
+==43300== Reachable blocks (those to which a pointer was found) are not shown.
+==43300== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43300== 
+==43300== For lists of detected and suppressed errors, rerun with: -s
+==43300== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 40 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestMonodomainFitzHughNagumo_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMonodomainFitzHughNagumo_valgrind.txt
new file mode 100644
index 000000000..c3133ab19
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMonodomainFitzHughNagumo_valgrind.txt
@@ -0,0 +1,73 @@
+==43352== Memcheck, a memory error detector
+==43352== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43352== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43352== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestMonodomainFitzHughNagumo -malloc_debug -malloc_dump -memory_info
+==43352== Parent PID: 24004
+==43352== 
+==43352== 
+==43352== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43352== Open file descriptor 12:
+==43352==    at 0xA7EA07D: pipe (pipe.c:29)
+==43352==    by 0x1432F07D: ???
+==43352==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43352==    by 0xBEE3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43352==    by 0xBE7CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43352==    by 0xAB73D38: PetscInitialize (pinit.c:924)
+==43352==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43352==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43352==    by 0x1211B8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43352==    by 0x11C2B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43352==    by 0x11E6C2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43352==    by 0x11E5BE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43352==    by 0x11EBD1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43352==    by 0x11AAB5: main (TestMonodomainFitzHughNagumo.cpp:18)
+==43352== 
+==43352== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43352==    at 0xA7EEA1C: __open_nocancel (open64_nocancel.c:39)
+==43352==    by 0xA772BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43352==    by 0xA10C822: ???
+==43352==    by 0xA10C96F: ???
+==43352==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43352==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43352==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43352==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43352==    by 0xBEE3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43352==    by 0xBE7CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43352==    by 0xAB73D38: PetscInitialize (pinit.c:924)
+==43352==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43352==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43352==    by 0x1211B8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43352==    by 0x11C2B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43352==    by 0x11E6C2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43352==    by 0x11E5BE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43352==    by 0x11EBD1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43352==    by 0x11AAB5: main (TestMonodomainFitzHughNagumo.cpp:18)
+==43352== 
+==43352== Open file descriptor 116:
+==43352==    <inherited from parent>
+==43352== 
+==43352== Open file descriptor 113:
+==43352==    <inherited from parent>
+==43352== 
+==43352== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMonodomainFitzHughNagumo_valgrind.txt
+==43352==    <inherited from parent>
+==43352== 
+==43352== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43352==    <inherited from parent>
+==43352== 
+==43352== 
+==43352== HEAP SUMMARY:
+==43352==     in use at exit: 618,818 bytes in 8,248 blocks
+==43352==   total heap usage: 80,868 allocs, 72,620 frees, 1,344,239,021 bytes allocated
+==43352== 
+==43352== LEAK SUMMARY:
+==43352==    definitely lost: 0 bytes in 0 blocks
+==43352==    indirectly lost: 0 bytes in 0 blocks
+==43352==      possibly lost: 0 bytes in 0 blocks
+==43352==    still reachable: 24 bytes in 2 blocks
+==43352==         suppressed: 618,794 bytes in 8,246 blocks
+==43352== Reachable blocks (those to which a pointer was found) are not shown.
+==43352== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43352== 
+==43352== For lists of detected and suppressed errors, rerun with: -s
+==43352== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 40 from 38)
diff --git a/log-files/2024-10-08_17-23-11/TestMonodomainMassLumping_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMonodomainMassLumping_valgrind.txt
new file mode 100644
index 000000000..933e63cf8
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMonodomainMassLumping_valgrind.txt
@@ -0,0 +1,73 @@
+==43359== Memcheck, a memory error detector
+==43359== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43359== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43359== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestMonodomainMassLumping -malloc_debug -malloc_dump -memory_info
+==43359== Parent PID: 24004
+==43359== 
+==43359== 
+==43359== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43359== Open file descriptor 12:
+==43359==    at 0xA89207D: pipe (pipe.c:29)
+==43359==    by 0x1432F07D: ???
+==43359==    by 0xD5A94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43359==    by 0xA180418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43359==    by 0xA119D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43359==    by 0xAC1BD38: PetscInitialize (pinit.c:924)
+==43359==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43359==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43359==    by 0x11C418: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43359==    by 0x117573: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43359==    by 0x11A0BE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43359==    by 0x119FB9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43359==    by 0x11A5CD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43359==    by 0x115D75: main (TestMonodomainMassLumping.cpp:18)
+==43359== 
+==43359== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43359==    at 0xA896A1C: __open_nocancel (open64_nocancel.c:39)
+==43359==    by 0xA81ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43359==    by 0xA07D822: ???
+==43359==    by 0xA07D96F: ???
+==43359==    by 0xD64E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43359==    by 0xD64E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43359==    by 0xD604922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43359==    by 0xD5A92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43359==    by 0xA180418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43359==    by 0xA119D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43359==    by 0xAC1BD38: PetscInitialize (pinit.c:924)
+==43359==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43359==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43359==    by 0x11C418: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43359==    by 0x117573: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43359==    by 0x11A0BE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43359==    by 0x119FB9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43359==    by 0x11A5CD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43359==    by 0x115D75: main (TestMonodomainMassLumping.cpp:18)
+==43359== 
+==43359== Open file descriptor 116:
+==43359==    <inherited from parent>
+==43359== 
+==43359== Open file descriptor 113:
+==43359==    <inherited from parent>
+==43359== 
+==43359== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMonodomainMassLumping_valgrind.txt
+==43359==    <inherited from parent>
+==43359== 
+==43359== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43359==    <inherited from parent>
+==43359== 
+==43359== 
+==43359== HEAP SUMMARY:
+==43359==     in use at exit: 618,745 bytes in 8,244 blocks
+==43359==   total heap usage: 406,621 allocs, 398,377 frees, 1,539,925,891 bytes allocated
+==43359== 
+==43359== LEAK SUMMARY:
+==43359==    definitely lost: 0 bytes in 0 blocks
+==43359==    indirectly lost: 0 bytes in 0 blocks
+==43359==      possibly lost: 0 bytes in 0 blocks
+==43359==    still reachable: 24 bytes in 2 blocks
+==43359==         suppressed: 618,721 bytes in 8,242 blocks
+==43359== Reachable blocks (those to which a pointer was found) are not shown.
+==43359== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43359== 
+==43359== For lists of detected and suppressed errors, rerun with: -s
+==43359== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 45 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestMonodomainProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMonodomainProblem_valgrind.txt
new file mode 100644
index 000000000..fd1de8e89
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMonodomainProblem_valgrind.txt
@@ -0,0 +1,74 @@
+==43307== Memcheck, a memory error detector
+==43307== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43307== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43307== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestMonodomainProblem -malloc_debug -malloc_dump -memory_info
+==43307== Parent PID: 24004
+==43307== 
+==43307== Warning: invalid file descriptor -1 in syscall close()
+==43307== 
+==43307== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43307== Open file descriptor 12:
+==43307==    at 0xC10B07D: pipe (pipe.c:29)
+==43307==    by 0x1432F07D: ???
+==43307==    by 0xFFF54CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43307==    by 0xB9F9418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43307==    by 0xB992D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43307==    by 0xA2D4D38: PetscInitialize (pinit.c:924)
+==43307==    by 0xA1441D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43307==    by 0xA144227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43307==    by 0x14A2B6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43307==    by 0x14182D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43307==    by 0x144A20: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43307==    by 0x1448C0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43307==    by 0x144F57: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43307==    by 0x13FC05: main (TestMonodomainProblem.cpp:19)
+==43307== 
+==43307== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43307==    at 0xC10FA1C: __open_nocancel (open64_nocancel.c:39)
+==43307==    by 0xC093BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43307==    by 0xA17F822: ???
+==43307==    by 0xA17F96F: ???
+==43307==    by 0x1009C6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43307==    by 0x1009C938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43307==    by 0x10052922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43307==    by 0xFFF52DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43307==    by 0xB9F9418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43307==    by 0xB992D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43307==    by 0xA2D4D38: PetscInitialize (pinit.c:924)
+==43307==    by 0xA1441D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43307==    by 0xA144227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43307==    by 0x14A2B6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43307==    by 0x14182D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43307==    by 0x144A20: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43307==    by 0x1448C0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43307==    by 0x144F57: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43307==    by 0x13FC05: main (TestMonodomainProblem.cpp:19)
+==43307== 
+==43307== Open file descriptor 116:
+==43307==    <inherited from parent>
+==43307== 
+==43307== Open file descriptor 113:
+==43307==    <inherited from parent>
+==43307== 
+==43307== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMonodomainProblem_valgrind.txt
+==43307==    <inherited from parent>
+==43307== 
+==43307== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43307==    <inherited from parent>
+==43307== 
+==43307== 
+==43307== HEAP SUMMARY:
+==43307==     in use at exit: 618,745 bytes in 8,244 blocks
+==43307==   total heap usage: 6,613,805 allocs, 6,605,561 frees, 4,016,616,021 bytes allocated
+==43307== 
+==43307== LEAK SUMMARY:
+==43307==    definitely lost: 0 bytes in 0 blocks
+==43307==    indirectly lost: 0 bytes in 0 blocks
+==43307==      possibly lost: 0 bytes in 0 blocks
+==43307==    still reachable: 24 bytes in 2 blocks
+==43307==         suppressed: 618,721 bytes in 8,242 blocks
+==43307== Reachable blocks (those to which a pointer was found) are not shown.
+==43307== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43307== 
+==43307== For lists of detected and suppressed errors, rerun with: -s
+==43307== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 128 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestMonodomainPurkinjeAssemblersAndSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMonodomainPurkinjeAssemblersAndSolver_valgrind.txt
new file mode 100644
index 000000000..fc19cd588
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMonodomainPurkinjeAssemblersAndSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==43323== Memcheck, a memory error detector
+==43323== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43323== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43323== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestMonodomainPurkinjeAssemblersAndSolver -malloc_debug -malloc_dump -memory_info
+==43323== Parent PID: 24004
+==43323== 
+==43323== 
+==43323== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43323== Open file descriptor 12:
+==43323==    at 0xC05F07D: pipe (pipe.c:29)
+==43323==    by 0x1432F07D: ???
+==43323==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43323==    by 0xC3DC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43323==    by 0xC375D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43323==    by 0xA60CD38: PetscInitialize (pinit.c:924)
+==43323==    by 0xA4E11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43323==    by 0xA4E1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43323==    by 0x15E3DC: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43323==    by 0x1588CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43323==    by 0x15BB54: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43323==    by 0x15B9F4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43323==    by 0x15C08B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43323==    by 0x156CF5: main (TestMonodomainPurkinjeAssemblersAndSolver.cpp:19)
+==43323== 
+==43323== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43323==    at 0xC063A1C: __open_nocancel (open64_nocancel.c:39)
+==43323==    by 0xBFE7BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43323==    by 0xB89C822: ???
+==43323==    by 0xB89C96F: ???
+==43323==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43323==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43323==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43323==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43323==    by 0xC3DC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43323==    by 0xC375D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43323==    by 0xA60CD38: PetscInitialize (pinit.c:924)
+==43323==    by 0xA4E11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43323==    by 0xA4E1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43323==    by 0x15E3DC: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43323==    by 0x1588CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43323==    by 0x15BB54: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43323==    by 0x15B9F4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43323==    by 0x15C08B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43323==    by 0x156CF5: main (TestMonodomainPurkinjeAssemblersAndSolver.cpp:19)
+==43323== 
+==43323== Open file descriptor 116:
+==43323==    <inherited from parent>
+==43323== 
+==43323== Open file descriptor 113:
+==43323==    <inherited from parent>
+==43323== 
+==43323== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMonodomainPurkinjeAssemblersAndSolver_valgrind.txt
+==43323==    <inherited from parent>
+==43323== 
+==43323== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43323==    <inherited from parent>
+==43323== 
+==43323== 
+==43323== HEAP SUMMARY:
+==43323==     in use at exit: 618,818 bytes in 8,248 blocks
+==43323==   total heap usage: 83,437 allocs, 75,189 frees, 1,344,976,070 bytes allocated
+==43323== 
+==43323== LEAK SUMMARY:
+==43323==    definitely lost: 0 bytes in 0 blocks
+==43323==    indirectly lost: 0 bytes in 0 blocks
+==43323==      possibly lost: 0 bytes in 0 blocks
+==43323==    still reachable: 24 bytes in 2 blocks
+==43323==         suppressed: 618,794 bytes in 8,246 blocks
+==43323== Reachable blocks (those to which a pointer was found) are not shown.
+==43323== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43323== 
+==43323== For lists of detected and suppressed errors, rerun with: -s
+==43323== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestMonodomainPurkinjeProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMonodomainPurkinjeProblem_valgrind.txt
new file mode 100644
index 000000000..4f2c6b603
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMonodomainPurkinjeProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==43333== Memcheck, a memory error detector
+==43333== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43333== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43333== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestMonodomainPurkinjeProblem -malloc_debug -malloc_dump -memory_info
+==43333== Parent PID: 24004
+==43333== 
+==43333== 
+==43333== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43333== Open file descriptor 12:
+==43333==    at 0xA75B07D: pipe (pipe.c:29)
+==43333==    by 0x1432F07D: ???
+==43333==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43333==    by 0xBE54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43333==    by 0xBDEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43333==    by 0xAAE4D38: PetscInitialize (pinit.c:924)
+==43333==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43333==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43333==    by 0x12BA62: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43333==    by 0x12622D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43333==    by 0x128E32: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43333==    by 0x128CD2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43333==    by 0x129369: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43333==    by 0x124655: main (TestMonodomainPurkinjeProblem.cpp:19)
+==43333== 
+==43333== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43333==    at 0xA75FA1C: __open_nocancel (open64_nocancel.c:39)
+==43333==    by 0xA6E3BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43333==    by 0xA07D822: ???
+==43333==    by 0xA07D96F: ???
+==43333==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43333==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43333==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43333==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43333==    by 0xBE54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43333==    by 0xBDEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43333==    by 0xAAE4D38: PetscInitialize (pinit.c:924)
+==43333==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43333==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43333==    by 0x12BA62: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43333==    by 0x12622D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43333==    by 0x128E32: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43333==    by 0x128CD2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43333==    by 0x129369: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43333==    by 0x124655: main (TestMonodomainPurkinjeProblem.cpp:19)
+==43333== 
+==43333== Open file descriptor 116:
+==43333==    <inherited from parent>
+==43333== 
+==43333== Open file descriptor 113:
+==43333==    <inherited from parent>
+==43333== 
+==43333== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMonodomainPurkinjeProblem_valgrind.txt
+==43333==    <inherited from parent>
+==43333== 
+==43333== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43333==    <inherited from parent>
+==43333== 
+==43333== 
+==43333== HEAP SUMMARY:
+==43333==     in use at exit: 618,745 bytes in 8,244 blocks
+==43333==   total heap usage: 1,149,689 allocs, 1,141,445 frees, 2,579,749,995 bytes allocated
+==43333== 
+==43333== LEAK SUMMARY:
+==43333==    definitely lost: 0 bytes in 0 blocks
+==43333==    indirectly lost: 0 bytes in 0 blocks
+==43333==      possibly lost: 0 bytes in 0 blocks
+==43333==    still reachable: 24 bytes in 2 blocks
+==43333==         suppressed: 618,721 bytes in 8,242 blocks
+==43333== Reachable blocks (those to which a pointer was found) are not shown.
+==43333== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43333== 
+==43333== For lists of detected and suppressed errors, rerun with: -s
+==43333== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 66 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestMonodomainStiffnessMatrixAssembler_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMonodomainStiffnessMatrixAssembler_valgrind.txt
new file mode 100644
index 000000000..6e40f1125
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMonodomainStiffnessMatrixAssembler_valgrind.txt
@@ -0,0 +1,73 @@
+==43299== Memcheck, a memory error detector
+==43299== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43299== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43299== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestMonodomainStiffnessMatrixAssembler -malloc_debug -malloc_dump -memory_info
+==43299== Parent PID: 24004
+==43299== 
+==43299== 
+==43299== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43299== Open file descriptor 12:
+==43299==    at 0xBFEC07D: pipe (pipe.c:29)
+==43299==    by 0x1432F07D: ???
+==43299==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43299==    by 0xC369418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43299==    by 0xC302D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43299==    by 0xA597D38: PetscInitialize (pinit.c:924)
+==43299==    by 0xA46E1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43299==    by 0xA46E227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43299==    by 0x13BAD8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43299==    by 0x136853: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43299==    by 0x1393FA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43299==    by 0x1392F5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43299==    by 0x139909: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43299==    by 0x135055: main (TestMonodomainStiffnessMatrixAssembler.cpp:18)
+==43299== 
+==43299== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43299==    at 0xBFF0A1C: __open_nocancel (open64_nocancel.c:39)
+==43299==    by 0xBF74BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43299==    by 0xB827822: ???
+==43299==    by 0xB82796F: ???
+==43299==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43299==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43299==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43299==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43299==    by 0xC369418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43299==    by 0xC302D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43299==    by 0xA597D38: PetscInitialize (pinit.c:924)
+==43299==    by 0xA46E1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43299==    by 0xA46E227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43299==    by 0x13BAD8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43299==    by 0x136853: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43299==    by 0x1393FA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43299==    by 0x1392F5: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43299==    by 0x139909: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43299==    by 0x135055: main (TestMonodomainStiffnessMatrixAssembler.cpp:18)
+==43299== 
+==43299== Open file descriptor 116:
+==43299==    <inherited from parent>
+==43299== 
+==43299== Open file descriptor 113:
+==43299==    <inherited from parent>
+==43299== 
+==43299== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMonodomainStiffnessMatrixAssembler_valgrind.txt
+==43299==    <inherited from parent>
+==43299== 
+==43299== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43299==    <inherited from parent>
+==43299== 
+==43299== 
+==43299== HEAP SUMMARY:
+==43299==     in use at exit: 618,338 bytes in 8,238 blocks
+==43299==   total heap usage: 49,642 allocs, 41,404 frees, 1,338,639,866 bytes allocated
+==43299== 
+==43299== LEAK SUMMARY:
+==43299==    definitely lost: 0 bytes in 0 blocks
+==43299==    indirectly lost: 0 bytes in 0 blocks
+==43299==      possibly lost: 0 bytes in 0 blocks
+==43299==    still reachable: 24 bytes in 2 blocks
+==43299==         suppressed: 618,314 bytes in 8,236 blocks
+==43299== Reachable blocks (those to which a pointer was found) are not shown.
+==43299== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43299== 
+==43299== For lists of detected and suppressed errors, rerun with: -s
+==43299== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMonodomainTissue_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMonodomainTissue_valgrind.txt
new file mode 100644
index 000000000..0c49ad98a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMonodomainTissue_valgrind.txt
@@ -0,0 +1,73 @@
+==43368== Memcheck, a memory error detector
+==43368== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43368== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43368== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestMonodomainTissue -malloc_debug -malloc_dump -memory_info
+==43368== Parent PID: 24004
+==43368== 
+==43368== 
+==43368== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43368== Open file descriptor 12:
+==43368==    at 0xBB1B07D: pipe (pipe.c:29)
+==43368==    by 0x1432F07D: ???
+==43368==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43368==    by 0xBE96418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43368==    by 0xBE2FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43368==    by 0xA1D0D38: PetscInitialize (pinit.c:924)
+==43368==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43368==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43368==    by 0x1294CA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43368==    by 0x1242BD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43368==    by 0x126FA0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43368==    by 0x126E40: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43368==    by 0x1274D7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43368==    by 0x1226E5: main (TestMonodomainTissue.cpp:19)
+==43368== 
+==43368== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43368==    at 0xBB1FA1C: __open_nocancel (open64_nocancel.c:39)
+==43368==    by 0xBAA3BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43368==    by 0xA07D822: ???
+==43368==    by 0xA07D96F: ???
+==43368==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43368==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43368==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43368==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43368==    by 0xBE96418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43368==    by 0xBE2FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43368==    by 0xA1D0D38: PetscInitialize (pinit.c:924)
+==43368==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43368==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43368==    by 0x1294CA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43368==    by 0x1242BD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43368==    by 0x126FA0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43368==    by 0x126E40: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43368==    by 0x1274D7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43368==    by 0x1226E5: main (TestMonodomainTissue.cpp:19)
+==43368== 
+==43368== Open file descriptor 116:
+==43368==    <inherited from parent>
+==43368== 
+==43368== Open file descriptor 113:
+==43368==    <inherited from parent>
+==43368== 
+==43368== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMonodomainTissue_valgrind.txt
+==43368==    <inherited from parent>
+==43368== 
+==43368== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43368==    <inherited from parent>
+==43368== 
+==43368== 
+==43368== HEAP SUMMARY:
+==43368==     in use at exit: 618,338 bytes in 8,238 blocks
+==43368==   total heap usage: 260,747 allocs, 252,509 frees, 1,394,488,690 bytes allocated
+==43368== 
+==43368== LEAK SUMMARY:
+==43368==    definitely lost: 0 bytes in 0 blocks
+==43368==    indirectly lost: 0 bytes in 0 blocks
+==43368==      possibly lost: 0 bytes in 0 blocks
+==43368==    still reachable: 24 bytes in 2 blocks
+==43368==         suppressed: 618,314 bytes in 8,236 blocks
+==43368== Reachable blocks (those to which a pointer was found) are not shown.
+==43368== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43368== 
+==43368== For lists of detected and suppressed errors, rerun with: -s
+==43368== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMonodomainWithSvi_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMonodomainWithSvi_valgrind.txt
new file mode 100644
index 000000000..afe20dbd8
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMonodomainWithSvi_valgrind.txt
@@ -0,0 +1,73 @@
+==43369== Memcheck, a memory error detector
+==43369== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43369== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43369== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestMonodomainWithSvi -malloc_debug -malloc_dump -memory_info
+==43369== Parent PID: 24004
+==43369== 
+==43369== 
+==43369== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43369== Open file descriptor 12:
+==43369==    at 0xA7EA07D: pipe (pipe.c:29)
+==43369==    by 0x1432F07D: ???
+==43369==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43369==    by 0xBEE3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43369==    by 0xBE7CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43369==    by 0xAB73D38: PetscInitialize (pinit.c:924)
+==43369==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43369==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43369==    by 0x123842: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43369==    by 0x11ED4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43369==    by 0x121416: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43369==    by 0x1212B6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43369==    by 0x12194D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43369==    by 0x11D175: main (TestMonodomainWithSvi.cpp:19)
+==43369== 
+==43369== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43369==    at 0xA7EEA1C: __open_nocancel (open64_nocancel.c:39)
+==43369==    by 0xA772BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43369==    by 0xA10C822: ???
+==43369==    by 0xA10C96F: ???
+==43369==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43369==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43369==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43369==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43369==    by 0xBEE3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43369==    by 0xBE7CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43369==    by 0xAB73D38: PetscInitialize (pinit.c:924)
+==43369==    by 0xA0D11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43369==    by 0xA0D1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43369==    by 0x123842: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43369==    by 0x11ED4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43369==    by 0x121416: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43369==    by 0x1212B6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43369==    by 0x12194D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43369==    by 0x11D175: main (TestMonodomainWithSvi.cpp:19)
+==43369== 
+==43369== Open file descriptor 116:
+==43369==    <inherited from parent>
+==43369== 
+==43369== Open file descriptor 113:
+==43369==    <inherited from parent>
+==43369== 
+==43369== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMonodomainWithSvi_valgrind.txt
+==43369==    <inherited from parent>
+==43369== 
+==43369== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43369==    <inherited from parent>
+==43369== 
+==43369== 
+==43369== HEAP SUMMARY:
+==43369==     in use at exit: 618,745 bytes in 8,244 blocks
+==43369==   total heap usage: 3,755,451 allocs, 3,747,207 frees, 1,783,480,166 bytes allocated
+==43369== 
+==43369== LEAK SUMMARY:
+==43369==    definitely lost: 0 bytes in 0 blocks
+==43369==    indirectly lost: 0 bytes in 0 blocks
+==43369==      possibly lost: 0 bytes in 0 blocks
+==43369==    still reachable: 24 bytes in 2 blocks
+==43369==         suppressed: 618,721 bytes in 8,242 blocks
+==43369== Reachable blocks (those to which a pointer was found) are not shown.
+==43369== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43369== 
+==43369== For lists of detected and suppressed errors, rerun with: -s
+==43369== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 78 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestMonodomainWithTimeAdaptivity_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMonodomainWithTimeAdaptivity_valgrind.txt
new file mode 100644
index 000000000..2b0d21edd
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMonodomainWithTimeAdaptivity_valgrind.txt
@@ -0,0 +1,73 @@
+==43387== Memcheck, a memory error detector
+==43387== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43387== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43387== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestMonodomainWithTimeAdaptivity -malloc_debug -malloc_dump -memory_info
+==43387== Parent PID: 24004
+==43387== 
+==43387== 
+==43387== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43387== Open file descriptor 12:
+==43387==    at 0xBC1007D: pipe (pipe.c:29)
+==43387==    by 0x1432F07D: ???
+==43387==    by 0xFAE94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43387==    by 0xB4FE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43387==    by 0xB497D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43387==    by 0xA16BD38: PetscInitialize (pinit.c:924)
+==43387==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43387==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43387==    by 0x127824: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43387==    by 0x121AED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43387==    by 0x124B6E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43387==    by 0x124A0E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43387==    by 0x1250A5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43387==    by 0x11FF15: main (TestMonodomainWithTimeAdaptivity.cpp:19)
+==43387== 
+==43387== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43387==    at 0xBC14A1C: __open_nocancel (open64_nocancel.c:39)
+==43387==    by 0xBB98BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43387==    by 0xB3FB822: ???
+==43387==    by 0xB3FB96F: ???
+==43387==    by 0xFB8E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43387==    by 0xFB8E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43387==    by 0xFB44922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43387==    by 0xFAE92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43387==    by 0xB4FE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43387==    by 0xB497D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43387==    by 0xA16BD38: PetscInitialize (pinit.c:924)
+==43387==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43387==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43387==    by 0x127824: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43387==    by 0x121AED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43387==    by 0x124B6E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43387==    by 0x124A0E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43387==    by 0x1250A5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43387==    by 0x11FF15: main (TestMonodomainWithTimeAdaptivity.cpp:19)
+==43387== 
+==43387== Open file descriptor 116:
+==43387==    <inherited from parent>
+==43387== 
+==43387== Open file descriptor 113:
+==43387==    <inherited from parent>
+==43387== 
+==43387== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMonodomainWithTimeAdaptivity_valgrind.txt
+==43387==    <inherited from parent>
+==43387== 
+==43387== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43387==    <inherited from parent>
+==43387== 
+==43387== 
+==43387== HEAP SUMMARY:
+==43387==     in use at exit: 618,745 bytes in 8,244 blocks
+==43387==   total heap usage: 1,145,048 allocs, 1,136,804 frees, 1,400,680,127 bytes allocated
+==43387== 
+==43387== LEAK SUMMARY:
+==43387==    definitely lost: 0 bytes in 0 blocks
+==43387==    indirectly lost: 0 bytes in 0 blocks
+==43387==      possibly lost: 0 bytes in 0 blocks
+==43387==    still reachable: 24 bytes in 2 blocks
+==43387==         suppressed: 618,721 bytes in 8,242 blocks
+==43387== Reachable blocks (those to which a pointer was found) are not shown.
+==43387== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43387== 
+==43387== For lists of detected and suppressed errors, rerun with: -s
+==43387== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 45 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestMoreMechanics_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMoreMechanics_valgrind.txt
new file mode 100644
index 000000000..3c2f35114
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMoreMechanics_valgrind.txt
@@ -0,0 +1,73 @@
+==25296== Memcheck, a memory error detector
+==25296== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25296== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25296== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/continuum_mechanics/test/TestMoreMechanics -malloc_debug -malloc_dump -memory_info
+==25296== Parent PID: 24004
+==25296== 
+==25296== 
+==25296== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25296== Open file descriptor 12:
+==25296==    at 0x866F07D: pipe (pipe.c:29)
+==25296==    by 0x106E107D: ???
+==25296==    by 0xC4F54CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25296==    by 0x8CD6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25296==    by 0x8C6FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25296==    by 0x6C34D38: PetscInitialize (pinit.c:924)
+==25296==    by 0x6B0B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25296==    by 0x6B0B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25296==    by 0x13D80A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25296==    by 0x1385DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25296==    by 0x13B324: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25296==    by 0x13B1C4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25296==    by 0x13B85B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25296==    by 0x135775: main (TestMoreMechanics.cpp:19)
+==25296== 
+==25296== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25296==    at 0x8673A1C: __open_nocancel (open64_nocancel.c:39)
+==25296==    by 0x85F7BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25296==    by 0x7EC4822: ???
+==25296==    by 0x7EC496F: ???
+==25296==    by 0xC59A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25296==    by 0xC59A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25296==    by 0xC550922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25296==    by 0xC4F52DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25296==    by 0x8CD6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25296==    by 0x8C6FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25296==    by 0x6C34D38: PetscInitialize (pinit.c:924)
+==25296==    by 0x6B0B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25296==    by 0x6B0B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25296==    by 0x13D80A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25296==    by 0x1385DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25296==    by 0x13B324: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25296==    by 0x13B1C4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25296==    by 0x13B85B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25296==    by 0x135775: main (TestMoreMechanics.cpp:19)
+==25296== 
+==25296== Open file descriptor 116:
+==25296==    <inherited from parent>
+==25296== 
+==25296== Open file descriptor 113:
+==25296==    <inherited from parent>
+==25296== 
+==25296== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMoreMechanics_valgrind.txt
+==25296==    <inherited from parent>
+==25296== 
+==25296== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25296==    <inherited from parent>
+==25296== 
+==25296== 
+==25296== HEAP SUMMARY:
+==25296==     in use at exit: 618,201 bytes in 8,234 blocks
+==25296==   total heap usage: 417,197 allocs, 408,963 frees, 1,440,942,496 bytes allocated
+==25296== 
+==25296== LEAK SUMMARY:
+==25296==    definitely lost: 0 bytes in 0 blocks
+==25296==    indirectly lost: 0 bytes in 0 blocks
+==25296==      possibly lost: 0 bytes in 0 blocks
+==25296==    still reachable: 24 bytes in 2 blocks
+==25296==         suppressed: 618,177 bytes in 8,232 blocks
+==25296== Reachable blocks (those to which a pointer was found) are not shown.
+==25296== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25296== 
+==25296== For lists of detected and suppressed errors, rerun with: -s
+==25296== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 30 from 30)
diff --git a/log-files/2024-10-08_17-23-11/TestMultiLobeAirwayGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMultiLobeAirwayGenerator_valgrind.txt
new file mode 100644
index 000000000..35a7640e2
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMultiLobeAirwayGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==41081== Memcheck, a memory error detector
+==41081== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41081== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41081== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestMultiLobeAirwayGenerator -malloc_debug -malloc_dump -memory_info
+==41081== Parent PID: 24004
+==41081== 
+==41081== 
+==41081== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41081== Open file descriptor 12:
+==41081==    at 0x8D3507D: pipe (pipe.c:29)
+==41081==    by 0x107AC07D: ???
+==41081==    by 0xC0A64CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41081==    by 0x7B39418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41081==    by 0x7AD2D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41081==    by 0x67A6D38: PetscInitialize (pinit.c:924)
+==41081==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41081==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41081==    by 0x11A3B7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41081==    by 0x11592D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41081==    by 0x118434: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41081==    by 0x1182D4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41081==    by 0x11896B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41081==    by 0x113D55: main (TestMultiLobeAirwayGenerator.cpp:19)
+==41081== 
+==41081== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41081==    at 0x8D39A1C: __open_nocancel (open64_nocancel.c:39)
+==41081==    by 0x8CBDBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41081==    by 0x7A36822: ???
+==41081==    by 0x7A3696F: ???
+==41081==    by 0xC14B6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41081==    by 0xC14B938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41081==    by 0xC101922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41081==    by 0xC0A62DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41081==    by 0x7B39418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41081==    by 0x7AD2D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41081==    by 0x67A6D38: PetscInitialize (pinit.c:924)
+==41081==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41081==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41081==    by 0x11A3B7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==41081==    by 0x11592D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41081==    by 0x118434: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41081==    by 0x1182D4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41081==    by 0x11896B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41081==    by 0x113D55: main (TestMultiLobeAirwayGenerator.cpp:19)
+==41081== 
+==41081== Open file descriptor 116:
+==41081==    <inherited from parent>
+==41081== 
+==41081== Open file descriptor 113:
+==41081==    <inherited from parent>
+==41081== 
+==41081== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMultiLobeAirwayGenerator_valgrind.txt
+==41081==    <inherited from parent>
+==41081== 
+==41081== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41081==    <inherited from parent>
+==41081== 
+==41081== 
+==41081== HEAP SUMMARY:
+==41081==     in use at exit: 618,322 bytes in 8,238 blocks
+==41081==   total heap usage: 175,714 allocs, 167,476 frees, 1,419,543,182 bytes allocated
+==41081== 
+==41081== LEAK SUMMARY:
+==41081==    definitely lost: 0 bytes in 0 blocks
+==41081==    indirectly lost: 0 bytes in 0 blocks
+==41081==      possibly lost: 0 bytes in 0 blocks
+==41081==    still reachable: 24 bytes in 2 blocks
+==41081==         suppressed: 618,298 bytes in 8,236 blocks
+==41081== Reachable blocks (those to which a pointer was found) are not shown.
+==41081== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41081== 
+==41081== For lists of detected and suppressed errors, rerun with: -s
+==41081== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestMutableMeshRemesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMutableMeshRemesh_valgrind.txt
new file mode 100644
index 000000000..1f55e560a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMutableMeshRemesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24440== Memcheck, a memory error detector
+==24440== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24440== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24440== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestMutableMeshRemesh -malloc_debug -malloc_dump -memory_info
+==24440== Parent PID: 24004
+==24440== 
+==24440== 
+==24440== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24440== Open file descriptor 12:
+==24440==    at 0x6C5C07D: pipe (pipe.c:29)
+==24440==    by 0x100CC07D: ???
+==24440==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24440==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24440==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24440==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24440==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24440==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24440==    by 0x1241D8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24440==    by 0x11F1ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24440==    by 0x121F40: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24440==    by 0x121DE0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24440==    by 0x122477: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24440==    by 0x11D615: main (TestMutableMeshRemesh.cpp:19)
+==24440== 
+==24440== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24440==    at 0x6C60A1C: __open_nocancel (open64_nocancel.c:39)
+==24440==    by 0x6BE4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24440==    by 0x6598822: ???
+==24440==    by 0x659896F: ???
+==24440==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24440==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24440==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24440==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24440==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24440==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24440==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24440==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24440==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24440==    by 0x1241D8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24440==    by 0x11F1ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24440==    by 0x121F40: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24440==    by 0x121DE0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24440==    by 0x122477: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24440==    by 0x11D615: main (TestMutableMeshRemesh.cpp:19)
+==24440== 
+==24440== Open file descriptor 116:
+==24440==    <inherited from parent>
+==24440== 
+==24440== Open file descriptor 113:
+==24440==    <inherited from parent>
+==24440== 
+==24440== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMutableMeshRemesh_valgrind.txt
+==24440==    <inherited from parent>
+==24440== 
+==24440== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24440==    <inherited from parent>
+==24440== 
+==24440== 
+==24440== HEAP SUMMARY:
+==24440==     in use at exit: 618,226 bytes in 8,238 blocks
+==24440==   total heap usage: 264,076 allocs, 255,838 frees, 1,353,001,278 bytes allocated
+==24440== 
+==24440== LEAK SUMMARY:
+==24440==    definitely lost: 0 bytes in 0 blocks
+==24440==    indirectly lost: 0 bytes in 0 blocks
+==24440==      possibly lost: 0 bytes in 0 blocks
+==24440==    still reachable: 24 bytes in 2 blocks
+==24440==         suppressed: 618,202 bytes in 8,236 blocks
+==24440== Reachable blocks (those to which a pointer was found) are not shown.
+==24440== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24440== 
+==24440== For lists of detected and suppressed errors, rerun with: -s
+==24440== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestMutableMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMutableMesh_valgrind.txt
new file mode 100644
index 000000000..bbd477d92
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMutableMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24439== Memcheck, a memory error detector
+==24439== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24439== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24439== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestMutableMesh -malloc_debug -malloc_dump -memory_info
+==24439== Parent PID: 24004
+==24439== 
+==24439== 
+==24439== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24439== Open file descriptor 12:
+==24439==    at 0x6C9E07D: pipe (pipe.c:29)
+==24439==    by 0x100CC07D: ???
+==24439==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24439==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24439==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24439==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24439==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24439==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24439==    by 0x1333C0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24439==    by 0x12DDFD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24439==    by 0x13101C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24439==    by 0x130EBC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24439==    by 0x131553: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24439==    by 0x12C225: main (TestMutableMesh.cpp:19)
+==24439== 
+==24439== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24439==    at 0x6CA2A1C: __open_nocancel (open64_nocancel.c:39)
+==24439==    by 0x6C26BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24439==    by 0x6598822: ???
+==24439==    by 0x659896F: ???
+==24439==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24439==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24439==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24439==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24439==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24439==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24439==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24439==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24439==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24439==    by 0x1333C0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24439==    by 0x12DDFD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24439==    by 0x13101C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24439==    by 0x130EBC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24439==    by 0x131553: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24439==    by 0x12C225: main (TestMutableMesh.cpp:19)
+==24439== 
+==24439== Open file descriptor 116:
+==24439==    <inherited from parent>
+==24439== 
+==24439== Open file descriptor 113:
+==24439==    <inherited from parent>
+==24439== 
+==24439== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMutableMesh_valgrind.txt
+==24439==    <inherited from parent>
+==24439== 
+==24439== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24439==    <inherited from parent>
+==24439== 
+==24439== 
+==24439== HEAP SUMMARY:
+==24439==     in use at exit: 618,226 bytes in 8,238 blocks
+==24439==   total heap usage: 710,938 allocs, 702,700 frees, 1,368,554,566 bytes allocated
+==24439== 
+==24439== LEAK SUMMARY:
+==24439==    definitely lost: 0 bytes in 0 blocks
+==24439==    indirectly lost: 0 bytes in 0 blocks
+==24439==      possibly lost: 0 bytes in 0 blocks
+==24439==    still reachable: 24 bytes in 2 blocks
+==24439==         suppressed: 618,202 bytes in 8,236 blocks
+==24439== Reachable blocks (those to which a pointer was found) are not shown.
+==24439== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24439== 
+==24439== For lists of detected and suppressed errors, rerun with: -s
+==24439== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMutableVertexMeshOperationsWithPopulationSrn_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMutableVertexMeshOperationsWithPopulationSrn_valgrind.txt
new file mode 100644
index 000000000..156988665
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMutableVertexMeshOperationsWithPopulationSrn_valgrind.txt
@@ -0,0 +1,73 @@
+==26086== Memcheck, a memory error detector
+==26086== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26086== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26086== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestMutableVertexMeshOperationsWithPopulationSrn -malloc_debug -malloc_dump -memory_info
+==26086== Parent PID: 24004
+==26086== 
+==26086== 
+==26086== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26086== Open file descriptor 12:
+==26086==    at 0x10CB807D: pipe (pipe.c:29)
+==26086==    by 0x196B407D: ???
+==26086==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26086==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26086==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26086==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==26086==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26086==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26086==    by 0x12FA43: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26086==    by 0x12AAD3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26086==    by 0x12D2E4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26086==    by 0x12D1E0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26086==    by 0x12D7F3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26086==    by 0x1292D5: main (TestMutableVertexMeshOperationsWithPopulationSrn.cpp:18)
+==26086== 
+==26086== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26086==    at 0x10CBCA1C: __open_nocancel (open64_nocancel.c:39)
+==26086==    by 0x10C40BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26086==    by 0x104BD822: ???
+==26086==    by 0x104BD96F: ???
+==26086==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26086==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26086==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26086==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26086==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26086==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26086==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==26086==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26086==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26086==    by 0x12FA43: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26086==    by 0x12AAD3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26086==    by 0x12D2E4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26086==    by 0x12D1E0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26086==    by 0x12D7F3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26086==    by 0x1292D5: main (TestMutableVertexMeshOperationsWithPopulationSrn.cpp:18)
+==26086== 
+==26086== Open file descriptor 116:
+==26086==    <inherited from parent>
+==26086== 
+==26086== Open file descriptor 113:
+==26086==    <inherited from parent>
+==26086== 
+==26086== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMutableVertexMeshOperationsWithPopulationSrn_valgrind.txt
+==26086==    <inherited from parent>
+==26086== 
+==26086== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26086==    <inherited from parent>
+==26086== 
+==26086== 
+==26086== HEAP SUMMARY:
+==26086==     in use at exit: 618,354 bytes in 8,239 blocks
+==26086==   total heap usage: 60,810 allocs, 52,571 frees, 1,339,311,429 bytes allocated
+==26086== 
+==26086== LEAK SUMMARY:
+==26086==    definitely lost: 0 bytes in 0 blocks
+==26086==    indirectly lost: 0 bytes in 0 blocks
+==26086==      possibly lost: 0 bytes in 0 blocks
+==26086==    still reachable: 56 bytes in 3 blocks
+==26086==         suppressed: 618,298 bytes in 8,236 blocks
+==26086== Reachable blocks (those to which a pointer was found) are not shown.
+==26086== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26086== 
+==26086== For lists of detected and suppressed errors, rerun with: -s
+==26086== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestMutableVertexMeshReMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMutableVertexMeshReMesh_valgrind.txt
new file mode 100644
index 000000000..5404cbded
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMutableVertexMeshReMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24750== Memcheck, a memory error detector
+==24750== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24750== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24750== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestMutableVertexMeshReMesh -malloc_debug -malloc_dump -memory_info
+==24750== Parent PID: 24004
+==24750== 
+==24750== 
+==24750== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24750== Open file descriptor 12:
+==24750==    at 0x815307D: pipe (pipe.c:29)
+==24750==    by 0x100CC07D: ???
+==24750==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24750==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24750==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24750==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24750==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24750==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24750==    by 0x1B0C07: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24750==    by 0x1A87FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24750==    by 0x1AC684: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24750==    by 0x1AC524: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24750==    by 0x1ACBBB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24750==    by 0x1A6C25: main (TestMutableVertexMeshReMesh.cpp:19)
+==24750== 
+==24750== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24750==    at 0x8157A1C: __open_nocancel (open64_nocancel.c:39)
+==24750==    by 0x80DBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24750==    by 0x6598822: ???
+==24750==    by 0x659896F: ???
+==24750==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24750==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24750==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24750==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24750==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24750==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24750==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24750==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24750==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24750==    by 0x1B0C07: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24750==    by 0x1A87FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24750==    by 0x1AC684: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24750==    by 0x1AC524: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24750==    by 0x1ACBBB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24750==    by 0x1A6C25: main (TestMutableVertexMeshReMesh.cpp:19)
+==24750== 
+==24750== Open file descriptor 116:
+==24750==    <inherited from parent>
+==24750== 
+==24750== Open file descriptor 113:
+==24750==    <inherited from parent>
+==24750== 
+==24750== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMutableVertexMeshReMesh_valgrind.txt
+==24750==    <inherited from parent>
+==24750== 
+==24750== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24750==    <inherited from parent>
+==24750== 
+==24750== 
+==24750== HEAP SUMMARY:
+==24750==     in use at exit: 620,778 bytes in 8,239 blocks
+==24750==   total heap usage: 81,707 allocs, 73,468 frees, 1,340,047,673 bytes allocated
+==24750== 
+==24750== LEAK SUMMARY:
+==24750==    definitely lost: 0 bytes in 0 blocks
+==24750==    indirectly lost: 0 bytes in 0 blocks
+==24750==      possibly lost: 0 bytes in 0 blocks
+==24750==    still reachable: 2,576 bytes in 3 blocks
+==24750==         suppressed: 618,202 bytes in 8,236 blocks
+==24750== Reachable blocks (those to which a pointer was found) are not shown.
+==24750== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24750== 
+==24750== For lists of detected and suppressed errors, rerun with: -s
+==24750== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestMutableVertexMeshRosetteMethods_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMutableVertexMeshRosetteMethods_valgrind.txt
new file mode 100644
index 000000000..3d7dcf8e1
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMutableVertexMeshRosetteMethods_valgrind.txt
@@ -0,0 +1,73 @@
+==24752== Memcheck, a memory error detector
+==24752== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24752== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24752== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestMutableVertexMeshRosetteMethods -malloc_debug -malloc_dump -memory_info
+==24752== Parent PID: 24004
+==24752== 
+==24752== 
+==24752== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24752== Open file descriptor 12:
+==24752==    at 0x823C07D: pipe (pipe.c:29)
+==24752==    by 0x100CC07D: ???
+==24752==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24752==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24752==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24752==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24752==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24752==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24752==    by 0x122CF3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24752==    by 0x11DCDD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24752==    by 0x120960: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24752==    by 0x120800: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24752==    by 0x120E97: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24752==    by 0x11C105: main (TestMutableVertexMeshRosetteMethods.cpp:19)
+==24752== 
+==24752== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24752==    at 0x8240A1C: __open_nocancel (open64_nocancel.c:39)
+==24752==    by 0x81C4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24752==    by 0x6598822: ???
+==24752==    by 0x659896F: ???
+==24752==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24752==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24752==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24752==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24752==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24752==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24752==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24752==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24752==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24752==    by 0x122CF3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24752==    by 0x11DCDD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24752==    by 0x120960: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24752==    by 0x120800: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24752==    by 0x120E97: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24752==    by 0x11C105: main (TestMutableVertexMeshRosetteMethods.cpp:19)
+==24752== 
+==24752== Open file descriptor 116:
+==24752==    <inherited from parent>
+==24752== 
+==24752== Open file descriptor 113:
+==24752==    <inherited from parent>
+==24752== 
+==24752== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMutableVertexMeshRosetteMethods_valgrind.txt
+==24752==    <inherited from parent>
+==24752== 
+==24752== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24752==    <inherited from parent>
+==24752== 
+==24752== 
+==24752== HEAP SUMMARY:
+==24752==     in use at exit: 620,778 bytes in 8,239 blocks
+==24752==   total heap usage: 53,311 allocs, 45,072 frees, 1,338,841,804 bytes allocated
+==24752== 
+==24752== LEAK SUMMARY:
+==24752==    definitely lost: 0 bytes in 0 blocks
+==24752==    indirectly lost: 0 bytes in 0 blocks
+==24752==      possibly lost: 0 bytes in 0 blocks
+==24752==    still reachable: 2,576 bytes in 3 blocks
+==24752==         suppressed: 618,202 bytes in 8,236 blocks
+==24752== Reachable blocks (those to which a pointer was found) are not shown.
+==24752== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24752== 
+==24752== For lists of detected and suppressed errors, rerun with: -s
+==24752== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestMutableVertexMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestMutableVertexMesh_valgrind.txt
new file mode 100644
index 000000000..78d036d5e
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestMutableVertexMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24733== Memcheck, a memory error detector
+==24733== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24733== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24733== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestMutableVertexMesh -malloc_debug -malloc_dump -memory_info
+==24733== Parent PID: 24004
+==24733== 
+==24733== 
+==24733== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24733== Open file descriptor 12:
+==24733==    at 0x815307D: pipe (pipe.c:29)
+==24733==    by 0x100CC07D: ???
+==24733==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24733==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24733==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24733==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24733==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24733==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24733==    by 0x1B5143: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24733==    by 0x1AE9BD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24733==    by 0x1B27F6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24733==    by 0x1B2696: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24733==    by 0x1B2D2D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24733==    by 0x1ACDE5: main (TestMutableVertexMesh.cpp:19)
+==24733== 
+==24733== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24733==    at 0x8157A1C: __open_nocancel (open64_nocancel.c:39)
+==24733==    by 0x80DBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24733==    by 0x6598822: ???
+==24733==    by 0x659896F: ???
+==24733==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24733==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24733==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24733==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24733==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24733==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24733==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24733==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24733==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24733==    by 0x1B5143: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24733==    by 0x1AE9BD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24733==    by 0x1B27F6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24733==    by 0x1B2696: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24733==    by 0x1B2D2D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24733==    by 0x1ACDE5: main (TestMutableVertexMesh.cpp:19)
+==24733== 
+==24733== Open file descriptor 116:
+==24733==    <inherited from parent>
+==24733== 
+==24733== Open file descriptor 113:
+==24733==    <inherited from parent>
+==24733== 
+==24733== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestMutableVertexMesh_valgrind.txt
+==24733==    <inherited from parent>
+==24733== 
+==24733== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24733==    <inherited from parent>
+==24733== 
+==24733== 
+==24733== HEAP SUMMARY:
+==24733==     in use at exit: 620,778 bytes in 8,239 blocks
+==24733==   total heap usage: 58,720 allocs, 50,481 frees, 1,339,662,588 bytes allocated
+==24733== 
+==24733== LEAK SUMMARY:
+==24733==    definitely lost: 0 bytes in 0 blocks
+==24733==    indirectly lost: 0 bytes in 0 blocks
+==24733==      possibly lost: 0 bytes in 0 blocks
+==24733==    still reachable: 2,576 bytes in 3 blocks
+==24733==         suppressed: 618,202 bytes in 8,236 blocks
+==24733== Reachable blocks (those to which a pointer was found) are not shown.
+==24733== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24733== 
+==24733== For lists of detected and suppressed errors, rerun with: -s
+==24733== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestNeumannStimulus_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNeumannStimulus_valgrind.txt
new file mode 100644
index 000000000..611ddf7ed
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNeumannStimulus_valgrind.txt
@@ -0,0 +1,73 @@
+==43505== Memcheck, a memory error detector
+==43505== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43505== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43505== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestNeumannStimulus -malloc_debug -malloc_dump -memory_info
+==43505== Parent PID: 24004
+==43505== 
+==43505== 
+==43505== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43505== Open file descriptor 12:
+==43505==    at 0xAB8707D: pipe (pipe.c:29)
+==43505==    by 0x1432F07D: ???
+==43505==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43505==    by 0xC282418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43505==    by 0xC21BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43505==    by 0xAF10D38: PetscInitialize (pinit.c:924)
+==43505==    by 0xA46E1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43505==    by 0xA46E227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43505==    by 0x12243C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43505==    by 0x11D413: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43505==    by 0x11F854: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43505==    by 0x11F750: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43505==    by 0x11FD63: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43505==    by 0x11BC15: main (TestNeumannStimulus.cpp:18)
+==43505== 
+==43505== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43505==    at 0xAB8BA1C: __open_nocancel (open64_nocancel.c:39)
+==43505==    by 0xAB0FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43505==    by 0xA4A9822: ???
+==43505==    by 0xA4A996F: ???
+==43505==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43505==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43505==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43505==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43505==    by 0xC282418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43505==    by 0xC21BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43505==    by 0xAF10D38: PetscInitialize (pinit.c:924)
+==43505==    by 0xA46E1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43505==    by 0xA46E227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43505==    by 0x12243C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43505==    by 0x11D413: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43505==    by 0x11F854: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43505==    by 0x11F750: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43505==    by 0x11FD63: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43505==    by 0x11BC15: main (TestNeumannStimulus.cpp:18)
+==43505== 
+==43505== Open file descriptor 116:
+==43505==    <inherited from parent>
+==43505== 
+==43505== Open file descriptor 113:
+==43505==    <inherited from parent>
+==43505== 
+==43505== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNeumannStimulus_valgrind.txt
+==43505==    <inherited from parent>
+==43505== 
+==43505== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43505==    <inherited from parent>
+==43505== 
+==43505== 
+==43505== HEAP SUMMARY:
+==43505==     in use at exit: 618,818 bytes in 8,248 blocks
+==43505==   total heap usage: 100,654 allocs, 92,406 frees, 1,350,843,804 bytes allocated
+==43505== 
+==43505== LEAK SUMMARY:
+==43505==    definitely lost: 0 bytes in 0 blocks
+==43505==    indirectly lost: 0 bytes in 0 blocks
+==43505==      possibly lost: 0 bytes in 0 blocks
+==43505==    still reachable: 24 bytes in 2 blocks
+==43505==         suppressed: 618,794 bytes in 8,246 blocks
+==43505== Reachable blocks (those to which a pointer was found) are not shown.
+==43505== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43505== 
+==43505== For lists of detected and suppressed errors, rerun with: -s
+==43505== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 43 from 38)
diff --git a/log-files/2024-10-08_17-23-11/TestNhsModelWithBackwardSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNhsModelWithBackwardSolver_valgrind.txt
new file mode 100644
index 000000000..4e22ab2ec
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNhsModelWithBackwardSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==43289== Memcheck, a memory error detector
+==43289== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43289== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43289== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestNhsModelWithBackwardSolver -malloc_debug -malloc_dump -memory_info
+==43289== Parent PID: 24004
+==43289== 
+==43289== 
+==43289== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43289== Open file descriptor 12:
+==43289==    at 0x87B107D: pipe (pipe.c:29)
+==43289==    by 0x1432F07D: ???
+==43289==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43289==    by 0x9EAC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43289==    by 0x9E45D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43289==    by 0x8B3CD38: PetscInitialize (pinit.c:924)
+==43289==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43289==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43289==    by 0x118B18: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43289==    by 0x114093: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43289==    by 0x11647E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43289==    by 0x116379: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43289==    by 0x11698D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43289==    by 0x112895: main (TestNhsModelWithBackwardSolver.cpp:18)
+==43289== 
+==43289== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43289==    at 0x87B5A1C: __open_nocancel (open64_nocancel.c:39)
+==43289==    by 0x8739BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43289==    by 0x841A822: ???
+==43289==    by 0x841A96F: ???
+==43289==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43289==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43289==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43289==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43289==    by 0x9EAC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43289==    by 0x9E45D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43289==    by 0x8B3CD38: PetscInitialize (pinit.c:924)
+==43289==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43289==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43289==    by 0x118B18: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43289==    by 0x114093: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43289==    by 0x11647E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43289==    by 0x116379: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43289==    by 0x11698D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43289==    by 0x112895: main (TestNhsModelWithBackwardSolver.cpp:18)
+==43289== 
+==43289== Open file descriptor 116:
+==43289==    <inherited from parent>
+==43289== 
+==43289== Open file descriptor 113:
+==43289==    <inherited from parent>
+==43289== 
+==43289== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNhsModelWithBackwardSolver_valgrind.txt
+==43289==    <inherited from parent>
+==43289== 
+==43289== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43289==    <inherited from parent>
+==43289== 
+==43289== 
+==43289== HEAP SUMMARY:
+==43289==     in use at exit: 618,338 bytes in 8,238 blocks
+==43289==   total heap usage: 49,064 allocs, 40,826 frees, 1,338,539,282 bytes allocated
+==43289== 
+==43289== LEAK SUMMARY:
+==43289==    definitely lost: 0 bytes in 0 blocks
+==43289==    indirectly lost: 0 bytes in 0 blocks
+==43289==      possibly lost: 0 bytes in 0 blocks
+==43289==    still reachable: 24 bytes in 2 blocks
+==43289==         suppressed: 618,314 bytes in 8,236 blocks
+==43289== Reachable blocks (those to which a pointer was found) are not shown.
+==43289== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43289== 
+==43289== For lists of detected and suppressed errors, rerun with: -s
+==43289== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestNodeAttributes_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNodeAttributes_valgrind.txt
new file mode 100644
index 000000000..4d186ba8a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNodeAttributes_valgrind.txt
@@ -0,0 +1,73 @@
+==24460== Memcheck, a memory error detector
+==24460== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24460== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24460== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestNodeAttributes -malloc_debug -malloc_dump -memory_info
+==24460== Parent PID: 24004
+==24460== 
+==24460== 
+==24460== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24460== Open file descriptor 12:
+==24460==    at 0x695907D: pipe (pipe.c:29)
+==24460==    by 0x100CC07D: ???
+==24460==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24460==    by 0x7F63418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24460==    by 0x7EFCD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24460==    by 0x6BF1D38: PetscInitialize (pinit.c:924)
+==24460==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24460==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24460==    by 0x1396D6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24460==    by 0x134029: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24460==    by 0x136E5A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24460==    by 0x136CFA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24460==    by 0x137391: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24460==    by 0x132445: main (TestNodeAttributes.cpp:19)
+==24460== 
+==24460== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24460==    at 0x695DA1C: __open_nocancel (open64_nocancel.c:39)
+==24460==    by 0x68E1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24460==    by 0x6598822: ???
+==24460==    by 0x659896F: ???
+==24460==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24460==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24460==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24460==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24460==    by 0x7F63418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24460==    by 0x7EFCD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24460==    by 0x6BF1D38: PetscInitialize (pinit.c:924)
+==24460==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24460==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24460==    by 0x1396D6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24460==    by 0x134029: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24460==    by 0x136E5A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24460==    by 0x136CFA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24460==    by 0x137391: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24460==    by 0x132445: main (TestNodeAttributes.cpp:19)
+==24460== 
+==24460== Open file descriptor 116:
+==24460==    <inherited from parent>
+==24460== 
+==24460== Open file descriptor 113:
+==24460==    <inherited from parent>
+==24460== 
+==24460== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNodeAttributes_valgrind.txt
+==24460==    <inherited from parent>
+==24460== 
+==24460== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24460==    <inherited from parent>
+==24460== 
+==24460== 
+==24460== HEAP SUMMARY:
+==24460==     in use at exit: 618,226 bytes in 8,238 blocks
+==24460==   total heap usage: 47,486 allocs, 39,248 frees, 1,338,442,604 bytes allocated
+==24460== 
+==24460== LEAK SUMMARY:
+==24460==    definitely lost: 0 bytes in 0 blocks
+==24460==    indirectly lost: 0 bytes in 0 blocks
+==24460==      possibly lost: 0 bytes in 0 blocks
+==24460==    still reachable: 24 bytes in 2 blocks
+==24460==         suppressed: 618,202 bytes in 8,236 blocks
+==24460== Reachable blocks (those to which a pointer was found) are not shown.
+==24460== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24460== 
+==24460== For lists of detected and suppressed errors, rerun with: -s
+==24460== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulationParallelMethods_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulationParallelMethods_valgrind.txt
new file mode 100644
index 000000000..90c5dcc5c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulationParallelMethods_valgrind.txt
@@ -0,0 +1,73 @@
+==26102== Memcheck, a memory error detector
+==26102== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26102== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26102== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestNodeBasedCellPopulationParallelMethods -malloc_debug -malloc_dump -memory_info
+==26102== Parent PID: 24004
+==26102== 
+==26102== 
+==26102== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26102== Open file descriptor 12:
+==26102==    at 0xF8E807D: pipe (pipe.c:29)
+==26102==    by 0x196B407D: ???
+==26102==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26102==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26102==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26102==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26102==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26102==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26102==    by 0x13F4FE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26102==    by 0x13824D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26102==    by 0x13AF0A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26102==    by 0x13ADAA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26102==    by 0x13B441: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26102==    by 0x136675: main (TestNodeBasedCellPopulationParallelMethods.cpp:19)
+==26102== 
+==26102== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26102==    at 0xF8ECA1C: __open_nocancel (open64_nocancel.c:39)
+==26102==    by 0xF870BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26102==    by 0xF13F822: ???
+==26102==    by 0xF13F96F: ???
+==26102==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26102==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26102==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26102==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26102==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26102==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26102==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26102==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26102==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26102==    by 0x13F4FE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26102==    by 0x13824D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26102==    by 0x13AF0A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26102==    by 0x13ADAA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26102==    by 0x13B441: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26102==    by 0x136675: main (TestNodeBasedCellPopulationParallelMethods.cpp:19)
+==26102== 
+==26102== Open file descriptor 116:
+==26102==    <inherited from parent>
+==26102== 
+==26102== Open file descriptor 113:
+==26102==    <inherited from parent>
+==26102== 
+==26102== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNodeBasedCellPopulationParallelMethods_valgrind.txt
+==26102==    <inherited from parent>
+==26102== 
+==26102== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26102==    <inherited from parent>
+==26102== 
+==26102== 
+==26102== HEAP SUMMARY:
+==26102==     in use at exit: 618,354 bytes in 8,239 blocks
+==26102==   total heap usage: 60,289 allocs, 52,050 frees, 1,342,416,859 bytes allocated
+==26102== 
+==26102== LEAK SUMMARY:
+==26102==    definitely lost: 0 bytes in 0 blocks
+==26102==    indirectly lost: 0 bytes in 0 blocks
+==26102==      possibly lost: 0 bytes in 0 blocks
+==26102==    still reachable: 56 bytes in 3 blocks
+==26102==         suppressed: 618,298 bytes in 8,236 blocks
+==26102== Reachable blocks (those to which a pointer was found) are not shown.
+==26102== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26102== 
+==26102== For lists of detected and suppressed errors, rerun with: -s
+==26102== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulationWithBuskeUpdate_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulationWithBuskeUpdate_valgrind.txt
new file mode 100644
index 000000000..79e452689
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulationWithBuskeUpdate_valgrind.txt
@@ -0,0 +1,73 @@
+==26115== Memcheck, a memory error detector
+==26115== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26115== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26115== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestNodeBasedCellPopulationWithBuskeUpdate -malloc_debug -malloc_dump -memory_info
+==26115== Parent PID: 24004
+==26115== 
+==26115== 
+==26115== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26115== Open file descriptor 12:
+==26115==    at 0xF84307D: pipe (pipe.c:29)
+==26115==    by 0x196B407D: ???
+==26115==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26115==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26115==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26115==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26115==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26115==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26115==    by 0x2CC5B8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26115==    by 0x2C3A9F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26115==    by 0x2C7EB8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26115==    by 0x2C7DB3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26115==    by 0x2C83C7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26115==    by 0x2C2295: main (TestNodeBasedCellPopulationWithBuskeUpdate.cpp:18)
+==26115== 
+==26115== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26115==    at 0xF847A1C: __open_nocancel (open64_nocancel.c:39)
+==26115==    by 0xF7CBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26115==    by 0xF13F822: ???
+==26115==    by 0xF13F96F: ???
+==26115==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26115==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26115==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26115==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26115==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26115==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26115==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26115==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26115==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26115==    by 0x2CC5B8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26115==    by 0x2C3A9F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26115==    by 0x2C7EB8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26115==    by 0x2C7DB3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26115==    by 0x2C83C7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26115==    by 0x2C2295: main (TestNodeBasedCellPopulationWithBuskeUpdate.cpp:18)
+==26115== 
+==26115== Open file descriptor 116:
+==26115==    <inherited from parent>
+==26115== 
+==26115== Open file descriptor 113:
+==26115==    <inherited from parent>
+==26115== 
+==26115== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNodeBasedCellPopulationWithBuskeUpdate_valgrind.txt
+==26115==    <inherited from parent>
+==26115== 
+==26115== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26115==    <inherited from parent>
+==26115== 
+==26115== 
+==26115== HEAP SUMMARY:
+==26115==     in use at exit: 618,354 bytes in 8,239 blocks
+==26115==   total heap usage: 57,009 allocs, 48,770 frees, 1,340,208,904 bytes allocated
+==26115== 
+==26115== LEAK SUMMARY:
+==26115==    definitely lost: 0 bytes in 0 blocks
+==26115==    indirectly lost: 0 bytes in 0 blocks
+==26115==      possibly lost: 0 bytes in 0 blocks
+==26115==    still reachable: 56 bytes in 3 blocks
+==26115==         suppressed: 618,298 bytes in 8,236 blocks
+==26115== Reachable blocks (those to which a pointer was found) are not shown.
+==26115== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26115== 
+==26115== For lists of detected and suppressed errors, rerun with: -s
+==26115== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulationWithParticles_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulationWithParticles_valgrind.txt
new file mode 100644
index 000000000..7c833e3b0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulationWithParticles_valgrind.txt
@@ -0,0 +1,73 @@
+==26116== Memcheck, a memory error detector
+==26116== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26116== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26116== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestNodeBasedCellPopulationWithParticles -malloc_debug -malloc_dump -memory_info
+==26116== Parent PID: 24004
+==26116== 
+==26116== 
+==26116== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26116== Open file descriptor 12:
+==26116==    at 0xF92C07D: pipe (pipe.c:29)
+==26116==    by 0x196B407D: ???
+==26116==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26116==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26116==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26116==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26116==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26116==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26116==    by 0x2E2C1E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26116==    by 0x2D9419: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26116==    by 0x2DDDE4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26116==    by 0x2DDC84: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26116==    by 0x2DE31B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26116==    by 0x2D7835: main (TestNodeBasedCellPopulationWithParticles.cpp:19)
+==26116== 
+==26116== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26116==    at 0xF930A1C: __open_nocancel (open64_nocancel.c:39)
+==26116==    by 0xF8B4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26116==    by 0xF13F822: ???
+==26116==    by 0xF13F96F: ???
+==26116==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26116==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26116==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26116==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26116==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26116==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26116==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26116==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26116==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26116==    by 0x2E2C1E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26116==    by 0x2D9419: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26116==    by 0x2DDDE4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26116==    by 0x2DDC84: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26116==    by 0x2DE31B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26116==    by 0x2D7835: main (TestNodeBasedCellPopulationWithParticles.cpp:19)
+==26116== 
+==26116== Open file descriptor 116:
+==26116==    <inherited from parent>
+==26116== 
+==26116== Open file descriptor 113:
+==26116==    <inherited from parent>
+==26116== 
+==26116== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNodeBasedCellPopulationWithParticles_valgrind.txt
+==26116==    <inherited from parent>
+==26116== 
+==26116== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26116==    <inherited from parent>
+==26116== 
+==26116== 
+==26116== HEAP SUMMARY:
+==26116==     in use at exit: 618,354 bytes in 8,239 blocks
+==26116==   total heap usage: 103,792 allocs, 95,553 frees, 1,346,202,736 bytes allocated
+==26116== 
+==26116== LEAK SUMMARY:
+==26116==    definitely lost: 0 bytes in 0 blocks
+==26116==    indirectly lost: 0 bytes in 0 blocks
+==26116==      possibly lost: 0 bytes in 0 blocks
+==26116==    still reachable: 56 bytes in 3 blocks
+==26116==         suppressed: 618,298 bytes in 8,236 blocks
+==26116== Reachable blocks (those to which a pointer was found) are not shown.
+==26116== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26116== 
+==26116== For lists of detected and suppressed errors, rerun with: -s
+==26116== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulation_valgrind.txt
new file mode 100644
index 000000000..66680dc58
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNodeBasedCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==26087== Memcheck, a memory error detector
+==26087== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26087== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26087== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestNodeBasedCellPopulation -malloc_debug -malloc_dump -memory_info
+==26087== Parent PID: 24004
+==26087== 
+==26087== 
+==26087== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26087== Open file descriptor 12:
+==26087==    at 0xF8D407D: pipe (pipe.c:29)
+==26087==    by 0x196B407D: ???
+==26087==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26087==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26087==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26087==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26087==    by 0xF1931D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26087==    by 0xF193227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26087==    by 0x2E2582: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26087==    by 0x2D9079: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26087==    by 0x2DD8D6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26087==    by 0x2DD776: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26087==    by 0x2DDE0D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26087==    by 0x2D7495: main (TestNodeBasedCellPopulation.cpp:19)
+==26087== 
+==26087== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26087==    at 0xF8D8A1C: __open_nocancel (open64_nocancel.c:39)
+==26087==    by 0xF85CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26087==    by 0xF1CE822: ???
+==26087==    by 0xF1CE96F: ???
+==26087==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26087==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26087==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26087==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26087==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26087==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26087==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==26087==    by 0xF1931D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26087==    by 0xF193227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26087==    by 0x2E2582: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26087==    by 0x2D9079: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26087==    by 0x2DD8D6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26087==    by 0x2DD776: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26087==    by 0x2DDE0D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26087==    by 0x2D7495: main (TestNodeBasedCellPopulation.cpp:19)
+==26087== 
+==26087== Open file descriptor 116:
+==26087==    <inherited from parent>
+==26087== 
+==26087== Open file descriptor 113:
+==26087==    <inherited from parent>
+==26087== 
+==26087== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNodeBasedCellPopulation_valgrind.txt
+==26087==    <inherited from parent>
+==26087== 
+==26087== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26087==    <inherited from parent>
+==26087== 
+==26087== 
+==26087== HEAP SUMMARY:
+==26087==     in use at exit: 618,281 bytes in 8,235 blocks
+==26087==   total heap usage: 20,193,223 allocs, 20,184,988 frees, 2,562,971,365 bytes allocated
+==26087== 
+==26087== LEAK SUMMARY:
+==26087==    definitely lost: 0 bytes in 0 blocks
+==26087==    indirectly lost: 0 bytes in 0 blocks
+==26087==      possibly lost: 0 bytes in 0 blocks
+==26087==    still reachable: 56 bytes in 3 blocks
+==26087==         suppressed: 618,225 bytes in 8,232 blocks
+==26087== Reachable blocks (those to which a pointer was found) are not shown.
+==26087== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26087== 
+==26087== For lists of detected and suppressed errors, rerun with: -s
+==26087== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 36 from 36)
diff --git a/log-files/2024-10-08_17-23-11/TestNode_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNode_valgrind.txt
new file mode 100644
index 000000000..06d799186
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNode_valgrind.txt
@@ -0,0 +1,73 @@
+==24441== Memcheck, a memory error detector
+==24441== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24441== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24441== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestNode -malloc_debug -malloc_dump -memory_info
+==24441== Parent PID: 24004
+==24441== 
+==24441== 
+==24441== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24441== Open file descriptor 12:
+==24441==    at 0x6C9E07D: pipe (pipe.c:29)
+==24441==    by 0x100CC07D: ???
+==24441==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24441==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24441==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24441==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24441==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24441==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24441==    by 0x13EF3C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24441==    by 0x139569: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24441==    by 0x13C67E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24441==    by 0x13C51E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24441==    by 0x13CBB5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24441==    by 0x137985: main (TestNode.cpp:19)
+==24441== 
+==24441== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24441==    at 0x6CA2A1C: __open_nocancel (open64_nocancel.c:39)
+==24441==    by 0x6C26BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24441==    by 0x6598822: ???
+==24441==    by 0x659896F: ???
+==24441==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24441==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24441==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24441==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24441==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24441==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24441==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24441==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24441==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24441==    by 0x13EF3C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24441==    by 0x139569: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24441==    by 0x13C67E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24441==    by 0x13C51E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24441==    by 0x13CBB5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24441==    by 0x137985: main (TestNode.cpp:19)
+==24441== 
+==24441== Open file descriptor 116:
+==24441==    <inherited from parent>
+==24441== 
+==24441== Open file descriptor 113:
+==24441==    <inherited from parent>
+==24441== 
+==24441== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNode_valgrind.txt
+==24441==    <inherited from parent>
+==24441== 
+==24441== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24441==    <inherited from parent>
+==24441== 
+==24441== 
+==24441== HEAP SUMMARY:
+==24441==     in use at exit: 618,226 bytes in 8,238 blocks
+==24441==   total heap usage: 47,494 allocs, 39,256 frees, 1,338,427,298 bytes allocated
+==24441== 
+==24441== LEAK SUMMARY:
+==24441==    definitely lost: 0 bytes in 0 blocks
+==24441==    indirectly lost: 0 bytes in 0 blocks
+==24441==      possibly lost: 0 bytes in 0 blocks
+==24441==    still reachable: 24 bytes in 2 blocks
+==24441==         suppressed: 618,202 bytes in 8,236 blocks
+==24441== Reachable blocks (those to which a pointer was found) are not shown.
+==24441== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24441== 
+==24441== For lists of detected and suppressed errors, rerun with: -s
+==24441== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestNodesOnlyMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNodesOnlyMesh_valgrind.txt
new file mode 100644
index 000000000..93cec2b04
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNodesOnlyMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24461== Memcheck, a memory error detector
+==24461== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24461== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24461== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestNodesOnlyMesh -malloc_debug -malloc_dump -memory_info
+==24461== Parent PID: 24004
+==24461== 
+==24461== 
+==24461== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24461== Open file descriptor 12:
+==24461==    at 0x6D8507D: pipe (pipe.c:29)
+==24461==    by 0x100CC07D: ???
+==24461==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24461==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24461==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24461==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24461==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24461==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24461==    by 0x143026: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24461==    by 0x13D7DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24461==    by 0x14093C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24461==    by 0x1407DC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24461==    by 0x140E73: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24461==    by 0x13BC05: main (TestNodesOnlyMesh.cpp:19)
+==24461== 
+==24461== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24461==    at 0x6D89A1C: __open_nocancel (open64_nocancel.c:39)
+==24461==    by 0x6D0DBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24461==    by 0x6598822: ???
+==24461==    by 0x659896F: ???
+==24461==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24461==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24461==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24461==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24461==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24461==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24461==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24461==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24461==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24461==    by 0x143026: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24461==    by 0x13D7DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24461==    by 0x14093C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24461==    by 0x1407DC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24461==    by 0x140E73: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24461==    by 0x13BC05: main (TestNodesOnlyMesh.cpp:19)
+==24461== 
+==24461== Open file descriptor 116:
+==24461==    <inherited from parent>
+==24461== 
+==24461== Open file descriptor 113:
+==24461==    <inherited from parent>
+==24461== 
+==24461== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNodesOnlyMesh_valgrind.txt
+==24461==    <inherited from parent>
+==24461== 
+==24461== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24461==    <inherited from parent>
+==24461== 
+==24461== 
+==24461== HEAP SUMMARY:
+==24461==     in use at exit: 618,226 bytes in 8,238 blocks
+==24461==   total heap usage: 359,547 allocs, 351,309 frees, 1,358,354,368 bytes allocated
+==24461== 
+==24461== LEAK SUMMARY:
+==24461==    definitely lost: 0 bytes in 0 blocks
+==24461==    indirectly lost: 0 bytes in 0 blocks
+==24461==      possibly lost: 0 bytes in 0 blocks
+==24461==    still reachable: 24 bytes in 2 blocks
+==24461==         suppressed: 618,202 bytes in 8,236 blocks
+==24461== Reachable blocks (those to which a pointer was found) are not shown.
+==24461== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24461== 
+==24461== For lists of detected and suppressed errors, rerun with: -s
+==24461== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestNonCachedTetrahedralMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNonCachedTetrahedralMesh_valgrind.txt
new file mode 100644
index 000000000..3615c0888
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNonCachedTetrahedralMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24465== Memcheck, a memory error detector
+==24465== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24465== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24465== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestNonCachedTetrahedralMesh -malloc_debug -malloc_dump -memory_info
+==24465== Parent PID: 24004
+==24465== 
+==24465== 
+==24465== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24465== Open file descriptor 12:
+==24465==    at 0x6C9E07D: pipe (pipe.c:29)
+==24465==    by 0x100CC07D: ???
+==24465==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24465==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24465==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24465==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24465==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24465==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24465==    by 0x121954: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24465==    by 0x11CD9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24465==    by 0x11F7E2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24465==    by 0x11F682: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24465==    by 0x11FD19: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24465==    by 0x11B1C5: main (TestNonCachedTetrahedralMesh.cpp:19)
+==24465== 
+==24465== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24465==    at 0x6CA2A1C: __open_nocancel (open64_nocancel.c:39)
+==24465==    by 0x6C26BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24465==    by 0x6598822: ???
+==24465==    by 0x659896F: ???
+==24465==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24465==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24465==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24465==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24465==    by 0x82A8418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24465==    by 0x8241D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24465==    by 0x6F38D38: PetscInitialize (pinit.c:924)
+==24465==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24465==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24465==    by 0x121954: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24465==    by 0x11CD9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24465==    by 0x11F7E2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24465==    by 0x11F682: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24465==    by 0x11FD19: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24465==    by 0x11B1C5: main (TestNonCachedTetrahedralMesh.cpp:19)
+==24465== 
+==24465== Open file descriptor 116:
+==24465==    <inherited from parent>
+==24465== 
+==24465== Open file descriptor 113:
+==24465==    <inherited from parent>
+==24465== 
+==24465== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNonCachedTetrahedralMesh_valgrind.txt
+==24465==    <inherited from parent>
+==24465== 
+==24465== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24465==    <inherited from parent>
+==24465== 
+==24465== 
+==24465== HEAP SUMMARY:
+==24465==     in use at exit: 618,153 bytes in 8,234 blocks
+==24465==   total heap usage: 16,013,253 allocs, 16,005,019 frees, 3,441,281,956 bytes allocated
+==24465== 
+==24465== LEAK SUMMARY:
+==24465==    definitely lost: 0 bytes in 0 blocks
+==24465==    indirectly lost: 0 bytes in 0 blocks
+==24465==      possibly lost: 0 bytes in 0 blocks
+==24465==    still reachable: 24 bytes in 2 blocks
+==24465==         suppressed: 618,129 bytes in 8,232 blocks
+==24465== Reachable blocks (those to which a pointer was found) are not shown.
+==24465== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24465== 
+==24465== For lists of detected and suppressed errors, rerun with: -s
+==24465== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 30 from 30)
diff --git a/log-files/2024-10-08_17-23-11/TestNonlinearElasticityTools_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNonlinearElasticityTools_valgrind.txt
new file mode 100644
index 000000000..b0aca6b53
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNonlinearElasticityTools_valgrind.txt
@@ -0,0 +1,73 @@
+==25315== Memcheck, a memory error detector
+==25315== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25315== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25315== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/continuum_mechanics/test/TestNonlinearElasticityTools -malloc_debug -malloc_dump -memory_info
+==25315== Parent PID: 24004
+==25315== 
+==25315== 
+==25315== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25315== Open file descriptor 12:
+==25315==    at 0x6DDC07D: pipe (pipe.c:29)
+==25315==    by 0x106DF07D: ???
+==25315==    by 0xBFF44CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25315==    by 0x88AE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25315==    by 0x8847D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25315==    by 0x7413D38: PetscInitialize (pinit.c:924)
+==25315==    by 0x66DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25315==    by 0x66DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25315==    by 0x11AF6E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25315==    by 0x11656D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25315==    by 0x118EE8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25315==    by 0x118D88: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25315==    by 0x11941F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25315==    by 0x114995: main (TestNonlinearElasticityTools.cpp:19)
+==25315== 
+==25315== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25315==    at 0x6DE0A1C: __open_nocancel (open64_nocancel.c:39)
+==25315==    by 0x6D64BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25315==    by 0x671A822: ???
+==25315==    by 0x671A96F: ???
+==25315==    by 0xC0996DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25315==    by 0xC099938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25315==    by 0xC04F922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25315==    by 0xBFF42DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25315==    by 0x88AE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25315==    by 0x8847D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25315==    by 0x7413D38: PetscInitialize (pinit.c:924)
+==25315==    by 0x66DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25315==    by 0x66DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25315==    by 0x11AF6E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25315==    by 0x11656D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25315==    by 0x118EE8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25315==    by 0x118D88: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25315==    by 0x11941F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25315==    by 0x114995: main (TestNonlinearElasticityTools.cpp:19)
+==25315== 
+==25315== Open file descriptor 116:
+==25315==    <inherited from parent>
+==25315== 
+==25315== Open file descriptor 113:
+==25315==    <inherited from parent>
+==25315== 
+==25315== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNonlinearElasticityTools_valgrind.txt
+==25315==    <inherited from parent>
+==25315== 
+==25315== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25315==    <inherited from parent>
+==25315== 
+==25315== 
+==25315== HEAP SUMMARY:
+==25315==     in use at exit: 618,274 bytes in 8,238 blocks
+==25315==   total heap usage: 57,771 allocs, 49,533 frees, 1,339,460,488 bytes allocated
+==25315== 
+==25315== LEAK SUMMARY:
+==25315==    definitely lost: 0 bytes in 0 blocks
+==25315==    indirectly lost: 0 bytes in 0 blocks
+==25315==      possibly lost: 0 bytes in 0 blocks
+==25315==    still reachable: 24 bytes in 2 blocks
+==25315==         suppressed: 618,250 bytes in 8,236 blocks
+==25315== Reachable blocks (those to which a pointer was found) are not shown.
+==25315== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25315== 
+==25315== For lists of detected and suppressed errors, rerun with: -s
+==25315== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestNonlinearSolvers_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNonlinearSolvers_valgrind.txt
new file mode 100644
index 000000000..3f8be06ed
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNonlinearSolvers_valgrind.txt
@@ -0,0 +1,73 @@
+==24323== Memcheck, a memory error detector
+==24323== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24323== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24323== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/linalg/test/TestNonlinearSolvers -malloc_debug -malloc_dump -memory_info
+==24323== Parent PID: 24004
+==24323== 
+==24323== 
+==24323== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24323== Open file descriptor 12:
+==24323==    at 0x60C107D: pipe (pipe.c:29)
+==24323==    by 0xAF3907D: ???
+==24323==    by 0x8A4B4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24323==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24323==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24323==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24323==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24323==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24323==    by 0x1143C6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24323==    by 0x10FB69: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24323==    by 0x1123C6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24323==    by 0x112266: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24323==    by 0x1128FD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24323==    by 0x10D915: main (TestNonlinearSolvers.cpp:19)
+==24323== 
+==24323== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24323==    at 0x60C5A1C: __open_nocancel (open64_nocancel.c:39)
+==24323==    by 0x6049BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24323==    by 0x5D42822: ???
+==24323==    by 0x5D4296F: ???
+==24323==    by 0x8AF26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24323==    by 0x8AF2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24323==    by 0x8AA8922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24323==    by 0x8A4B2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24323==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24323==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24323==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24323==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24323==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24323==    by 0x1143C6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24323==    by 0x10FB69: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24323==    by 0x1123C6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24323==    by 0x112266: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24323==    by 0x1128FD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24323==    by 0x10D915: main (TestNonlinearSolvers.cpp:19)
+==24323== 
+==24323== Open file descriptor 116:
+==24323==    <inherited from parent>
+==24323== 
+==24323== Open file descriptor 113:
+==24323==    <inherited from parent>
+==24323== 
+==24323== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNonlinearSolvers_valgrind.txt
+==24323==    <inherited from parent>
+==24323== 
+==24323== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24323==    <inherited from parent>
+==24323== 
+==24323== 
+==24323== HEAP SUMMARY:
+==24323==     in use at exit: 617,858 bytes in 8,238 blocks
+==24323==   total heap usage: 101,427 allocs, 93,189 frees, 1,348,557,940 bytes allocated
+==24323== 
+==24323== LEAK SUMMARY:
+==24323==    definitely lost: 0 bytes in 0 blocks
+==24323==    indirectly lost: 0 bytes in 0 blocks
+==24323==      possibly lost: 0 bytes in 0 blocks
+==24323==    still reachable: 24 bytes in 2 blocks
+==24323==         suppressed: 617,834 bytes in 8,236 blocks
+==24323== Reachable blocks (those to which a pointer was found) are not shown.
+==24323== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24323== 
+==24323== For lists of detected and suppressed errors, rerun with: -s
+==24323== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestNormallyDistributedTargetAreaModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNormallyDistributedTargetAreaModifier_valgrind.txt
new file mode 100644
index 000000000..b4d04753a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNormallyDistributedTargetAreaModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==26469== Memcheck, a memory error detector
+==26469== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26469== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26469== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestNormallyDistributedTargetAreaModifier -malloc_debug -malloc_dump -memory_info
+==26469== Parent PID: 24004
+==26469== 
+==26469== 
+==26469== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26469== Open file descriptor 12:
+==26469==    at 0x10CFA07D: pipe (pipe.c:29)
+==26469==    by 0x196B407D: ???
+==26469==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26469==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26469==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26469==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26469==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26469==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26469==    by 0x139D83: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26469==    by 0x1324FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26469==    by 0x1357FC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26469==    by 0x13569C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26469==    by 0x135D33: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26469==    by 0x130925: main (TestNormallyDistributedTargetAreaModifier.cpp:19)
+==26469== 
+==26469== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26469==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==26469==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26469==    by 0xF13F822: ???
+==26469==    by 0xF13F96F: ???
+==26469==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26469==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26469==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26469==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26469==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26469==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26469==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26469==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26469==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26469==    by 0x139D83: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26469==    by 0x1324FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26469==    by 0x1357FC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26469==    by 0x13569C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26469==    by 0x135D33: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26469==    by 0x130925: main (TestNormallyDistributedTargetAreaModifier.cpp:19)
+==26469== 
+==26469== Open file descriptor 116:
+==26469==    <inherited from parent>
+==26469== 
+==26469== Open file descriptor 113:
+==26469==    <inherited from parent>
+==26469== 
+==26469== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNormallyDistributedTargetAreaModifier_valgrind.txt
+==26469==    <inherited from parent>
+==26469== 
+==26469== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26469==    <inherited from parent>
+==26469== 
+==26469== 
+==26469== HEAP SUMMARY:
+==26469==     in use at exit: 618,354 bytes in 8,239 blocks
+==26469==   total heap usage: 581,795 allocs, 573,556 frees, 1,435,425,139 bytes allocated
+==26469== 
+==26469== LEAK SUMMARY:
+==26469==    definitely lost: 0 bytes in 0 blocks
+==26469==    indirectly lost: 0 bytes in 0 blocks
+==26469==      possibly lost: 0 bytes in 0 blocks
+==26469==    still reachable: 56 bytes in 3 blocks
+==26469==         suppressed: 618,298 bytes in 8,236 blocks
+==26469== Reachable blocks (those to which a pointer was found) are not shown.
+==26469== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26469== 
+==26469== For lists of detected and suppressed errors, rerun with: -s
+==26469== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestNumericFileComparison_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNumericFileComparison_valgrind.txt
new file mode 100644
index 000000000..b19fa1527
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNumericFileComparison_valgrind.txt
@@ -0,0 +1,73 @@
+==24158== Memcheck, a memory error detector
+==24158== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24158== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24158== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestNumericFileComparison -malloc_debug -malloc_dump -memory_info
+==24158== Parent PID: 24004
+==24158== 
+==24158== 
+==24158== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24158== Open file descriptor 12:
+==24158==    at 0x4CB207D: pipe (pipe.c:29)
+==24158==    by 0xAEA507D: ???
+==24158==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24158==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24158==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24158==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24158==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24158==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24158==    by 0x115A5C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24158==    by 0x110293: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24158==    by 0x112A1A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24158==    by 0x112915: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24158==    by 0x112F29: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24158==    by 0x10EA95: main (TestNumericFileComparison.cpp:18)
+==24158== 
+==24158== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24158==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24158==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24158==    by 0x4935822: ???
+==24158==    by 0x493596F: ???
+==24158==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24158==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24158==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24158==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24158==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24158==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24158==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24158==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24158==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24158==    by 0x115A5C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24158==    by 0x110293: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24158==    by 0x112A1A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24158==    by 0x112915: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24158==    by 0x112F29: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24158==    by 0x10EA95: main (TestNumericFileComparison.cpp:18)
+==24158== 
+==24158== Open file descriptor 116:
+==24158==    <inherited from parent>
+==24158== 
+==24158== Open file descriptor 113:
+==24158==    <inherited from parent>
+==24158== 
+==24158== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNumericFileComparison_valgrind.txt
+==24158==    <inherited from parent>
+==24158== 
+==24158== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24158==    <inherited from parent>
+==24158== 
+==24158== 
+==24158== HEAP SUMMARY:
+==24158==     in use at exit: 617,842 bytes in 8,238 blocks
+==24158==   total heap usage: 45,727 allocs, 37,489 frees, 1,338,466,255 bytes allocated
+==24158== 
+==24158== LEAK SUMMARY:
+==24158==    definitely lost: 0 bytes in 0 blocks
+==24158==    indirectly lost: 0 bytes in 0 blocks
+==24158==      possibly lost: 0 bytes in 0 blocks
+==24158==    still reachable: 24 bytes in 2 blocks
+==24158==         suppressed: 617,818 bytes in 8,236 blocks
+==24158== Reachable blocks (those to which a pointer was found) are not shown.
+==24158== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24158== 
+==24158== For lists of detected and suppressed errors, rerun with: -s
+==24158== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestNumericalMethods_valgrind.txt b/log-files/2024-10-08_17-23-11/TestNumericalMethods_valgrind.txt
new file mode 100644
index 000000000..208869821
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestNumericalMethods_valgrind.txt
@@ -0,0 +1,73 @@
+==26366== Memcheck, a memory error detector
+==26366== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26366== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26366== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestNumericalMethods -malloc_debug -malloc_dump -memory_info
+==26366== Parent PID: 24004
+==26366== 
+==26366== 
+==26366== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26366== Open file descriptor 12:
+==26366==    at 0xF8E807D: pipe (pipe.c:29)
+==26366==    by 0x196B407D: ???
+==26366==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26366==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26366==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26366==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26366==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26366==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26366==    by 0x13A648: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26366==    by 0x13504D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26366==    by 0x137DD4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26366==    by 0x137C74: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26366==    by 0x13830B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26366==    by 0x133475: main (TestNumericalMethods.cpp:19)
+==26366== 
+==26366== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26366==    at 0xF8ECA1C: __open_nocancel (open64_nocancel.c:39)
+==26366==    by 0xF870BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26366==    by 0xF13F822: ???
+==26366==    by 0xF13F96F: ???
+==26366==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26366==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26366==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26366==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26366==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26366==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26366==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26366==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26366==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26366==    by 0x13A648: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26366==    by 0x13504D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26366==    by 0x137DD4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26366==    by 0x137C74: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26366==    by 0x13830B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26366==    by 0x133475: main (TestNumericalMethods.cpp:19)
+==26366== 
+==26366== Open file descriptor 116:
+==26366==    <inherited from parent>
+==26366== 
+==26366== Open file descriptor 113:
+==26366==    <inherited from parent>
+==26366== 
+==26366== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestNumericalMethods_valgrind.txt
+==26366==    <inherited from parent>
+==26366== 
+==26366== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26366==    <inherited from parent>
+==26366== 
+==26366== 
+==26366== HEAP SUMMARY:
+==26366==     in use at exit: 618,354 bytes in 8,239 blocks
+==26366==   total heap usage: 69,197 allocs, 60,958 frees, 1,341,833,235 bytes allocated
+==26366== 
+==26366== LEAK SUMMARY:
+==26366==    definitely lost: 0 bytes in 0 blocks
+==26366==    indirectly lost: 0 bytes in 0 blocks
+==26366==      possibly lost: 0 bytes in 0 blocks
+==26366==    still reachable: 56 bytes in 3 blocks
+==26366==         suppressed: 618,298 bytes in 8,236 blocks
+==26366== Reachable blocks (those to which a pointer was found) are not shown.
+==26366== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26366== 
+==26366== For lists of detected and suppressed errors, rerun with: -s
+==26366== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestObjectCommunicator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestObjectCommunicator_valgrind.txt
new file mode 100644
index 000000000..94f58da4c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestObjectCommunicator_valgrind.txt
@@ -0,0 +1,73 @@
+==24159== Memcheck, a memory error detector
+==24159== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24159== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24159== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestObjectCommunicator -malloc_debug -malloc_dump -memory_info
+==24159== Parent PID: 24004
+==24159== 
+==24159== 
+==24159== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24159== Open file descriptor 12:
+==24159==    at 0x61AB07D: pipe (pipe.c:29)
+==24159==    by 0xAEA507D: ???
+==24159==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24159==    by 0x5DFA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24159==    by 0x5D93D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24159==    by 0x4A88D38: PetscInitialize (pinit.c:924)
+==24159==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24159==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24159==    by 0x1221BE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24159==    by 0x11C051: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24159==    by 0x11F5CC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24159==    by 0x11F46C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24159==    by 0x11FB03: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24159==    by 0x11A325: main (TestObjectCommunicator.cpp:19)
+==24159== 
+==24159== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24159==    at 0x61AFA1C: __open_nocancel (open64_nocancel.c:39)
+==24159==    by 0x6133BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24159==    by 0x4935822: ???
+==24159==    by 0x493596F: ???
+==24159==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24159==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24159==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24159==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24159==    by 0x5DFA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24159==    by 0x5D93D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24159==    by 0x4A88D38: PetscInitialize (pinit.c:924)
+==24159==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24159==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24159==    by 0x1221BE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24159==    by 0x11C051: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24159==    by 0x11F5CC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24159==    by 0x11F46C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24159==    by 0x11FB03: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24159==    by 0x11A325: main (TestObjectCommunicator.cpp:19)
+==24159== 
+==24159== Open file descriptor 116:
+==24159==    <inherited from parent>
+==24159== 
+==24159== Open file descriptor 113:
+==24159==    <inherited from parent>
+==24159== 
+==24159== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestObjectCommunicator_valgrind.txt
+==24159==    <inherited from parent>
+==24159== 
+==24159== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24159==    <inherited from parent>
+==24159== 
+==24159== 
+==24159== HEAP SUMMARY:
+==24159==     in use at exit: 617,842 bytes in 8,238 blocks
+==24159==   total heap usage: 44,948 allocs, 36,710 frees, 1,338,161,286 bytes allocated
+==24159== 
+==24159== LEAK SUMMARY:
+==24159==    definitely lost: 0 bytes in 0 blocks
+==24159==    indirectly lost: 0 bytes in 0 blocks
+==24159==      possibly lost: 0 bytes in 0 blocks
+==24159==    still reachable: 24 bytes in 2 blocks
+==24159==         suppressed: 617,818 bytes in 8,236 blocks
+==24159== Reachable blocks (those to which a pointer was found) are not shown.
+==24159== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24159== 
+==24159== For lists of detected and suppressed errors, rerun with: -s
+==24159== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestObsoleteBoxCollection_valgrind.txt b/log-files/2024-10-08_17-23-11/TestObsoleteBoxCollection_valgrind.txt
new file mode 100644
index 000000000..0baa55107
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestObsoleteBoxCollection_valgrind.txt
@@ -0,0 +1,73 @@
+==24641== Memcheck, a memory error detector
+==24641== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24641== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24641== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestObsoleteBoxCollection -malloc_debug -malloc_dump -memory_info
+==24641== Parent PID: 24004
+==24641== 
+==24641== 
+==24641== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24641== Open file descriptor 12:
+==24641==    at 0x6D4307D: pipe (pipe.c:29)
+==24641==    by 0x100CC07D: ???
+==24641==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24641==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24641==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24641==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24641==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24641==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24641==    by 0x153352: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24641==    by 0x14DF8D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24641==    by 0x150FA0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24641==    by 0x150E40: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24641==    by 0x1514D7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24641==    by 0x14C3B5: main (TestObsoleteBoxCollection.cpp:19)
+==24641== 
+==24641== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24641==    at 0x6D47A1C: __open_nocancel (open64_nocancel.c:39)
+==24641==    by 0x6CCBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24641==    by 0x6598822: ???
+==24641==    by 0x659896F: ???
+==24641==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24641==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24641==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24641==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24641==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24641==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24641==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24641==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24641==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24641==    by 0x153352: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24641==    by 0x14DF8D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24641==    by 0x150FA0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24641==    by 0x150E40: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24641==    by 0x1514D7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24641==    by 0x14C3B5: main (TestObsoleteBoxCollection.cpp:19)
+==24641== 
+==24641== Open file descriptor 116:
+==24641==    <inherited from parent>
+==24641== 
+==24641== Open file descriptor 113:
+==24641==    <inherited from parent>
+==24641== 
+==24641== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestObsoleteBoxCollection_valgrind.txt
+==24641==    <inherited from parent>
+==24641== 
+==24641== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24641==    <inherited from parent>
+==24641== 
+==24641== 
+==24641== HEAP SUMMARY:
+==24641==     in use at exit: 618,226 bytes in 8,238 blocks
+==24641==   total heap usage: 276,946 allocs, 268,708 frees, 1,447,217,714 bytes allocated
+==24641== 
+==24641== LEAK SUMMARY:
+==24641==    definitely lost: 0 bytes in 0 blocks
+==24641==    indirectly lost: 0 bytes in 0 blocks
+==24641==      possibly lost: 0 bytes in 0 blocks
+==24641==    still reachable: 24 bytes in 2 blocks
+==24641==         suppressed: 618,202 bytes in 8,236 blocks
+==24641== Reachable blocks (those to which a pointer was found) are not shown.
+==24641== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24641== 
+==24641== For lists of detected and suppressed errors, rerun with: -s
+==24641== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestOdeBasedCellCycleModelsForCrypt_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOdeBasedCellCycleModelsForCrypt_valgrind.txt
new file mode 100644
index 000000000..64e809acf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOdeBasedCellCycleModelsForCrypt_valgrind.txt
@@ -0,0 +1,73 @@
+==40256== Memcheck, a memory error detector
+==40256== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40256== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40256== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestOdeBasedCellCycleModelsForCrypt -malloc_debug -malloc_dump -memory_info
+==40256== Parent PID: 24004
+==40256== 
+==40256== 
+==40256== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40256== Open file descriptor 12:
+==40256==    at 0x10B9907D: pipe (pipe.c:29)
+==40256==    by 0x1B37607D: ???
+==40256==    by 0x155194CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40256==    by 0x104A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40256==    by 0x1043AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40256==    by 0xF131D38: PetscInitialize (pinit.c:924)
+==40256==    by 0xEFA31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40256==    by 0xEFA3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40256==    by 0x192669: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40256==    by 0x18A60B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40256==    by 0x18DC08: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40256==    by 0x18DAA8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40256==    by 0x18E13F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40256==    by 0x186F35: main (TestOdeBasedCellCycleModelsForCrypt.cpp:19)
+==40256== 
+==40256== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40256==    at 0x10B9DA1C: __open_nocancel (open64_nocancel.c:39)
+==40256==    by 0x10B21BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40256==    by 0xEFDE822: ???
+==40256==    by 0xEFDE96F: ???
+==40256==    by 0x155BE6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40256==    by 0x155BE938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40256==    by 0x15574922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40256==    by 0x155192DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40256==    by 0x104A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40256==    by 0x1043AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40256==    by 0xF131D38: PetscInitialize (pinit.c:924)
+==40256==    by 0xEFA31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40256==    by 0xEFA3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40256==    by 0x192669: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40256==    by 0x18A60B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40256==    by 0x18DC08: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40256==    by 0x18DAA8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40256==    by 0x18E13F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40256==    by 0x186F35: main (TestOdeBasedCellCycleModelsForCrypt.cpp:19)
+==40256== 
+==40256== Open file descriptor 116:
+==40256==    <inherited from parent>
+==40256== 
+==40256== Open file descriptor 113:
+==40256==    <inherited from parent>
+==40256== 
+==40256== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOdeBasedCellCycleModelsForCrypt_valgrind.txt
+==40256==    <inherited from parent>
+==40256== 
+==40256== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40256==    <inherited from parent>
+==40256== 
+==40256== 
+==40256== HEAP SUMMARY:
+==40256==     in use at exit: 618,434 bytes in 8,240 blocks
+==40256==   total heap usage: 862,012 allocs, 853,772 frees, 1,460,910,557 bytes allocated
+==40256== 
+==40256== LEAK SUMMARY:
+==40256==    definitely lost: 0 bytes in 0 blocks
+==40256==    indirectly lost: 0 bytes in 0 blocks
+==40256==      possibly lost: 0 bytes in 0 blocks
+==40256==    still reachable: 120 bytes in 4 blocks
+==40256==         suppressed: 618,314 bytes in 8,236 blocks
+==40256== Reachable blocks (those to which a pointer was found) are not shown.
+==40256== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40256== 
+==40256== For lists of detected and suppressed errors, rerun with: -s
+==40256== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestOdeBasedCellCycleModels_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOdeBasedCellCycleModels_valgrind.txt
new file mode 100644
index 000000000..b4b14d237
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOdeBasedCellCycleModels_valgrind.txt
@@ -0,0 +1,73 @@
+==25442== Memcheck, a memory error detector
+==25442== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25442== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25442== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOdeBasedCellCycleModels -malloc_debug -malloc_dump -memory_info
+==25442== Parent PID: 24004
+==25442== 
+==25442== 
+==25442== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25442== Open file descriptor 12:
+==25442==    at 0xEF9407D: pipe (pipe.c:29)
+==25442==    by 0x196B507D: ???
+==25442==    by 0x13C594CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25442==    by 0xEBE1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25442==    by 0xEB7AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25442==    by 0xD871D38: PetscInitialize (pinit.c:924)
+==25442==    by 0xD6E31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25442==    by 0xD6E3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25442==    by 0x1361D7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25442==    by 0x12EF6F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25442==    by 0x131C2A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25442==    by 0x131ACA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25442==    by 0x132161: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25442==    by 0x12B8A5: main (TestOdeBasedCellCycleModels.cpp:19)
+==25442== 
+==25442== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25442==    at 0xEF98A1C: __open_nocancel (open64_nocancel.c:39)
+==25442==    by 0xEF1CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25442==    by 0xD71E822: ???
+==25442==    by 0xD71E96F: ???
+==25442==    by 0x13CFE6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25442==    by 0x13CFE938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25442==    by 0x13CB4922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25442==    by 0x13C592DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25442==    by 0xEBE1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25442==    by 0xEB7AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25442==    by 0xD871D38: PetscInitialize (pinit.c:924)
+==25442==    by 0xD6E31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25442==    by 0xD6E3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25442==    by 0x1361D7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25442==    by 0x12EF6F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25442==    by 0x131C2A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25442==    by 0x131ACA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25442==    by 0x132161: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25442==    by 0x12B8A5: main (TestOdeBasedCellCycleModels.cpp:19)
+==25442== 
+==25442== Open file descriptor 116:
+==25442==    <inherited from parent>
+==25442== 
+==25442== Open file descriptor 113:
+==25442==    <inherited from parent>
+==25442== 
+==25442== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOdeBasedCellCycleModels_valgrind.txt
+==25442==    <inherited from parent>
+==25442== 
+==25442== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25442==    <inherited from parent>
+==25442== 
+==25442== 
+==25442== HEAP SUMMARY:
+==25442==     in use at exit: 618,297 bytes in 8,236 blocks
+==25442==   total heap usage: 4,179,305 allocs, 4,171,069 frees, 1,770,074,852 bytes allocated
+==25442== 
+==25442== LEAK SUMMARY:
+==25442==    definitely lost: 0 bytes in 0 blocks
+==25442==    indirectly lost: 0 bytes in 0 blocks
+==25442==      possibly lost: 0 bytes in 0 blocks
+==25442==    still reachable: 72 bytes in 4 blocks
+==25442==         suppressed: 618,225 bytes in 8,232 blocks
+==25442== Reachable blocks (those to which a pointer was found) are not shown.
+==25442== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25442== 
+==25442== For lists of detected and suppressed errors, rerun with: -s
+==25442== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestOdeBasedSrnModels_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOdeBasedSrnModels_valgrind.txt
new file mode 100644
index 000000000..fa292e6cc
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOdeBasedSrnModels_valgrind.txt
@@ -0,0 +1,73 @@
+==25452== Memcheck, a memory error detector
+==25452== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25452== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25452== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOdeBasedSrnModels -malloc_debug -malloc_dump -memory_info
+==25452== Parent PID: 24004
+==25452== 
+==25452== 
+==25452== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25452== Open file descriptor 12:
+==25452==    at 0xED5007D: pipe (pipe.c:29)
+==25452==    by 0x196B507D: ???
+==25452==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25452==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25452==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25452==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25452==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25452==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25452==    by 0x12E3B1: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25452==    by 0x1272FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25452==    by 0x129E8A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25452==    by 0x129D2A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25452==    by 0x12A3C1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25452==    by 0x125725: main (TestOdeBasedSrnModels.cpp:19)
+==25452== 
+==25452== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25452==    at 0xED54A1C: __open_nocancel (open64_nocancel.c:39)
+==25452==    by 0xECD8BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25452==    by 0xD4DA822: ???
+==25452==    by 0xD4DA96F: ???
+==25452==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25452==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25452==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25452==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25452==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25452==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25452==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25452==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25452==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25452==    by 0x12E3B1: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25452==    by 0x1272FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25452==    by 0x129E8A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25452==    by 0x129D2A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25452==    by 0x12A3C1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25452==    by 0x125725: main (TestOdeBasedSrnModels.cpp:19)
+==25452== 
+==25452== Open file descriptor 116:
+==25452==    <inherited from parent>
+==25452== 
+==25452== Open file descriptor 113:
+==25452==    <inherited from parent>
+==25452== 
+==25452== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOdeBasedSrnModels_valgrind.txt
+==25452==    <inherited from parent>
+==25452== 
+==25452== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25452==    <inherited from parent>
+==25452== 
+==25452== 
+==25452== HEAP SUMMARY:
+==25452==     in use at exit: 618,370 bytes in 8,240 blocks
+==25452==   total heap usage: 57,244 allocs, 49,004 frees, 1,339,479,442 bytes allocated
+==25452== 
+==25452== LEAK SUMMARY:
+==25452==    definitely lost: 0 bytes in 0 blocks
+==25452==    indirectly lost: 0 bytes in 0 blocks
+==25452==      possibly lost: 0 bytes in 0 blocks
+==25452==    still reachable: 72 bytes in 4 blocks
+==25452==         suppressed: 618,298 bytes in 8,236 blocks
+==25452== Reachable blocks (those to which a pointer was found) are not shown.
+==25452== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25452== 
+==25452== For lists of detected and suppressed errors, rerun with: -s
+==25452== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestOdeLinearSystemSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOdeLinearSystemSolver_valgrind.txt
new file mode 100644
index 000000000..6127c6837
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOdeLinearSystemSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25744== Memcheck, a memory error detector
+==25744== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25744== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25744== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOdeLinearSystemSolver -malloc_debug -malloc_dump -memory_info
+==25744== Parent PID: 24004
+==25744== 
+==25744== 
+==25744== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25744== Open file descriptor 12:
+==25744==    at 0xEC6607D: pipe (pipe.c:29)
+==25744==    by 0x196B507D: ???
+==25744==    by 0x14C8B4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25744==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25744==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25744==    by 0xD659D38: PetscInitialize (pinit.c:924)
+==25744==    by 0xD5301D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25744==    by 0xD530227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25744==    by 0x112010: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25744==    by 0x10DD53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25744==    by 0x1100A6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25744==    by 0x10FFA1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25744==    by 0x1105B5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25744==    by 0x10C555: main (TestOdeLinearSystemSolver.cpp:18)
+==25744== 
+==25744== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25744==    at 0xEC6AA1C: __open_nocancel (open64_nocancel.c:39)
+==25744==    by 0xEBEEBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25744==    by 0xE8E9822: ???
+==25744==    by 0xE8E996F: ???
+==25744==    by 0x14D306DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25744==    by 0x14D30938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25744==    by 0x14CE6922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25744==    by 0x14C8B2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25744==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25744==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25744==    by 0xD659D38: PetscInitialize (pinit.c:924)
+==25744==    by 0xD5301D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25744==    by 0xD530227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25744==    by 0x112010: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25744==    by 0x10DD53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25744==    by 0x1100A6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25744==    by 0x10FFA1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25744==    by 0x1105B5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25744==    by 0x10C555: main (TestOdeLinearSystemSolver.cpp:18)
+==25744== 
+==25744== Open file descriptor 116:
+==25744==    <inherited from parent>
+==25744== 
+==25744== Open file descriptor 113:
+==25744==    <inherited from parent>
+==25744== 
+==25744== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOdeLinearSystemSolver_valgrind.txt
+==25744==    <inherited from parent>
+==25744== 
+==25744== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25744==    <inherited from parent>
+==25744== 
+==25744== 
+==25744== HEAP SUMMARY:
+==25744==     in use at exit: 618,322 bytes in 8,238 blocks
+==25744==   total heap usage: 55,510 allocs, 47,272 frees, 1,339,626,279 bytes allocated
+==25744== 
+==25744== LEAK SUMMARY:
+==25744==    definitely lost: 0 bytes in 0 blocks
+==25744==    indirectly lost: 0 bytes in 0 blocks
+==25744==      possibly lost: 0 bytes in 0 blocks
+==25744==    still reachable: 24 bytes in 2 blocks
+==25744==         suppressed: 618,298 bytes in 8,236 blocks
+==25744== Reachable blocks (those to which a pointer was found) are not shown.
+==25744== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25744== 
+==25744== For lists of detected and suppressed errors, rerun with: -s
+==25744== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestOffLatticeCryptProjectionSimulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOffLatticeCryptProjectionSimulation_valgrind.txt
new file mode 100644
index 000000000..29544f9eb
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOffLatticeCryptProjectionSimulation_valgrind.txt
@@ -0,0 +1,73 @@
+==40507== Memcheck, a memory error detector
+==40507== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40507== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40507== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestOffLatticeCryptProjectionSimulation -malloc_debug -malloc_dump -memory_info
+==40507== Parent PID: 24004
+==40507== 
+==40507== 
+==40507== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40507== Open file descriptor 12:
+==40507==    at 0x1265F07D: pipe (pipe.c:29)
+==40507==    by 0x1B37607D: ???
+==40507==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40507==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40507==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40507==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40507==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40507==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40507==    by 0x135AC5: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40507==    by 0x12F30D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40507==    by 0x131D16: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40507==    by 0x131BB6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40507==    by 0x13224D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40507==    by 0x12D735: main (TestOffLatticeCryptProjectionSimulation.cpp:19)
+==40507== 
+==40507== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40507==    at 0x12663A1C: __open_nocancel (open64_nocancel.c:39)
+==40507==    by 0x125E7BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40507==    by 0x11D7D822: ???
+==40507==    by 0x11D7D96F: ???
+==40507==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40507==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40507==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40507==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40507==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40507==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40507==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40507==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40507==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40507==    by 0x135AC5: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40507==    by 0x12F30D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40507==    by 0x131D16: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40507==    by 0x131BB6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40507==    by 0x13224D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40507==    by 0x12D735: main (TestOffLatticeCryptProjectionSimulation.cpp:19)
+==40507== 
+==40507== Open file descriptor 116:
+==40507==    <inherited from parent>
+==40507== 
+==40507== Open file descriptor 113:
+==40507==    <inherited from parent>
+==40507== 
+==40507== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOffLatticeCryptProjectionSimulation_valgrind.txt
+==40507==    <inherited from parent>
+==40507== 
+==40507== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40507==    <inherited from parent>
+==40507== 
+==40507== 
+==40507== HEAP SUMMARY:
+==40507==     in use at exit: 618,370 bytes in 8,239 blocks
+==40507==   total heap usage: 1,347,982 allocs, 1,339,743 frees, 1,453,034,140 bytes allocated
+==40507== 
+==40507== LEAK SUMMARY:
+==40507==    definitely lost: 0 bytes in 0 blocks
+==40507==    indirectly lost: 0 bytes in 0 blocks
+==40507==      possibly lost: 0 bytes in 0 blocks
+==40507==    still reachable: 56 bytes in 3 blocks
+==40507==         suppressed: 618,314 bytes in 8,236 blocks
+==40507== Reachable blocks (those to which a pointer was found) are not shown.
+==40507== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40507== 
+==40507== For lists of detected and suppressed errors, rerun with: -s
+==40507== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestOffLatticeRandomFieldGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOffLatticeRandomFieldGenerator_valgrind.txt
new file mode 100644
index 000000000..20a915077
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOffLatticeRandomFieldGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24901== Memcheck, a memory error detector
+==24901== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24901== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24901== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestOffLatticeRandomFieldGenerator -malloc_debug -malloc_dump -memory_info
+==24901== Parent PID: 24004
+==24901== 
+==24901== 
+==24901== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24901== Open file descriptor 12:
+==24901==    at 0x7E5B07D: pipe (pipe.c:29)
+==24901==    by 0x100CC07D: ???
+==24901==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24901==    by 0x7AAA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24901==    by 0x7A43D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24901==    by 0x6717D38: PetscInitialize (pinit.c:924)
+==24901==    by 0x65EC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24901==    by 0x65EC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24901==    by 0x1256B1: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24901==    by 0x121073: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24901==    by 0x123452: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24901==    by 0x12334D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24901==    by 0x123961: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24901==    by 0x11F875: main (TestOffLatticeRandomFieldGenerator.cpp:18)
+==24901== 
+==24901== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24901==    at 0x7E5FA1C: __open_nocancel (open64_nocancel.c:39)
+==24901==    by 0x7DE3BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24901==    by 0x79A7822: ???
+==24901==    by 0x79A796F: ???
+==24901==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24901==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24901==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24901==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24901==    by 0x7AAA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24901==    by 0x7A43D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24901==    by 0x6717D38: PetscInitialize (pinit.c:924)
+==24901==    by 0x65EC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24901==    by 0x65EC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24901==    by 0x1256B1: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24901==    by 0x121073: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24901==    by 0x123452: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24901==    by 0x12334D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24901==    by 0x123961: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24901==    by 0x11F875: main (TestOffLatticeRandomFieldGenerator.cpp:18)
+==24901== 
+==24901== Open file descriptor 116:
+==24901==    <inherited from parent>
+==24901== 
+==24901== Open file descriptor 113:
+==24901==    <inherited from parent>
+==24901== 
+==24901== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOffLatticeRandomFieldGenerator_valgrind.txt
+==24901==    <inherited from parent>
+==24901== 
+==24901== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24901==    <inherited from parent>
+==24901== 
+==24901== 
+==24901== HEAP SUMMARY:
+==24901==     in use at exit: 620,778 bytes in 8,239 blocks
+==24901==   total heap usage: 515,645 allocs, 507,406 frees, 1,362,756,902 bytes allocated
+==24901== 
+==24901== LEAK SUMMARY:
+==24901==    definitely lost: 0 bytes in 0 blocks
+==24901==    indirectly lost: 0 bytes in 0 blocks
+==24901==      possibly lost: 0 bytes in 0 blocks
+==24901==    still reachable: 2,576 bytes in 3 blocks
+==24901==         suppressed: 618,202 bytes in 8,236 blocks
+==24901== Reachable blocks (those to which a pointer was found) are not shown.
+==24901== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24901== 
+==24901== For lists of detected and suppressed errors, rerun with: -s
+==24901== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 36 from 36)
diff --git a/log-files/2024-10-08_17-23-11/TestOffLatticeSimulation3d_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulation3d_valgrind.txt
new file mode 100644
index 000000000..05677916e
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulation3d_valgrind.txt
@@ -0,0 +1,73 @@
+==26535== Memcheck, a memory error detector
+==26535== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26535== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26535== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOffLatticeSimulation3d -malloc_debug -malloc_dump -memory_info
+==26535== Parent PID: 24004
+==26535== 
+==26535== 
+==26535== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26535== Open file descriptor 12:
+==26535==    at 0x10DE107D: pipe (pipe.c:29)
+==26535==    by 0x196B407D: ???
+==26535==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26535==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26535==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26535==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26535==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26535==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26535==    by 0x1FF4E9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26535==    by 0x1F945F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26535==    by 0x1FC774: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26535==    by 0x1FC670: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26535==    by 0x1FCC83: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26535==    by 0x1F7C55: main (TestOffLatticeSimulation3d.cpp:18)
+==26535== 
+==26535== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26535==    at 0x10DE5A1C: __open_nocancel (open64_nocancel.c:39)
+==26535==    by 0x10D69BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26535==    by 0xF13F822: ???
+==26535==    by 0xF13F96F: ???
+==26535==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26535==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26535==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26535==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26535==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26535==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26535==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26535==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26535==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26535==    by 0x1FF4E9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26535==    by 0x1F945F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26535==    by 0x1FC774: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26535==    by 0x1FC670: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26535==    by 0x1FCC83: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26535==    by 0x1F7C55: main (TestOffLatticeSimulation3d.cpp:18)
+==26535== 
+==26535== Open file descriptor 116:
+==26535==    <inherited from parent>
+==26535== 
+==26535== Open file descriptor 113:
+==26535==    <inherited from parent>
+==26535== 
+==26535== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOffLatticeSimulation3d_valgrind.txt
+==26535==    <inherited from parent>
+==26535== 
+==26535== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26535==    <inherited from parent>
+==26535== 
+==26535== 
+==26535== HEAP SUMMARY:
+==26535==     in use at exit: 618,354 bytes in 8,239 blocks
+==26535==   total heap usage: 868,213 allocs, 859,974 frees, 1,504,053,845 bytes allocated
+==26535== 
+==26535== LEAK SUMMARY:
+==26535==    definitely lost: 0 bytes in 0 blocks
+==26535==    indirectly lost: 0 bytes in 0 blocks
+==26535==      possibly lost: 0 bytes in 0 blocks
+==26535==    still reachable: 56 bytes in 3 blocks
+==26535==         suppressed: 618,298 bytes in 8,236 blocks
+==26535== Reachable blocks (those to which a pointer was found) are not shown.
+==26535== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26535== 
+==26535== For lists of detected and suppressed errors, rerun with: -s
+==26535== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithBuskeForces_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithBuskeForces_valgrind.txt
new file mode 100644
index 000000000..02cc8c188
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithBuskeForces_valgrind.txt
@@ -0,0 +1,73 @@
+==26549== Memcheck, a memory error detector
+==26549== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26549== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26549== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOffLatticeSimulationWithBuskeForces -malloc_debug -malloc_dump -memory_info
+==26549== Parent PID: 24004
+==26549== 
+==26549== 
+==26549== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26549== Open file descriptor 12:
+==26549==    at 0xF8E807D: pipe (pipe.c:29)
+==26549==    by 0x196B407D: ???
+==26549==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26549==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26549==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26549==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26549==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26549==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26549==    by 0x1241FE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26549==    by 0x11F593: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26549==    by 0x121AD8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26549==    by 0x1219D3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26549==    by 0x121FE7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26549==    by 0x11DD95: main (TestOffLatticeSimulationWithBuskeForces.cpp:18)
+==26549== 
+==26549== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26549==    at 0xF8ECA1C: __open_nocancel (open64_nocancel.c:39)
+==26549==    by 0xF870BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26549==    by 0xF13F822: ???
+==26549==    by 0xF13F96F: ???
+==26549==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26549==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26549==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26549==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26549==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26549==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26549==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26549==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26549==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26549==    by 0x1241FE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26549==    by 0x11F593: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26549==    by 0x121AD8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26549==    by 0x1219D3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26549==    by 0x121FE7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26549==    by 0x11DD95: main (TestOffLatticeSimulationWithBuskeForces.cpp:18)
+==26549== 
+==26549== Open file descriptor 116:
+==26549==    <inherited from parent>
+==26549== 
+==26549== Open file descriptor 113:
+==26549==    <inherited from parent>
+==26549== 
+==26549== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOffLatticeSimulationWithBuskeForces_valgrind.txt
+==26549==    <inherited from parent>
+==26549== 
+==26549== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26549==    <inherited from parent>
+==26549== 
+==26549== 
+==26549== HEAP SUMMARY:
+==26549==     in use at exit: 618,281 bytes in 8,235 blocks
+==26549==   total heap usage: 3,734,021 allocs, 3,725,786 frees, 4,478,527,975 bytes allocated
+==26549== 
+==26549== LEAK SUMMARY:
+==26549==    definitely lost: 0 bytes in 0 blocks
+==26549==    indirectly lost: 0 bytes in 0 blocks
+==26549==      possibly lost: 0 bytes in 0 blocks
+==26549==    still reachable: 56 bytes in 3 blocks
+==26549==         suppressed: 618,225 bytes in 8,232 blocks
+==26549== Reachable blocks (those to which a pointer was found) are not shown.
+==26549== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26549== 
+==26549== For lists of detected and suppressed errors, rerun with: -s
+==26549== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithNodeBasedCellPopulationIn3d_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithNodeBasedCellPopulationIn3d_valgrind.txt
new file mode 100644
index 000000000..5504a9c14
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithNodeBasedCellPopulationIn3d_valgrind.txt
@@ -0,0 +1,73 @@
+==26836== Memcheck, a memory error detector
+==26836== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26836== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26836== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOffLatticeSimulationWithNodeBasedCellPopulationIn3d -malloc_debug -malloc_dump -memory_info
+==26836== Parent PID: 24004
+==26836== 
+==26836== 
+==26836== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26836== Open file descriptor 12:
+==26836==    at 0xF8E807D: pipe (pipe.c:29)
+==26836==    by 0x196B407D: ???
+==26836==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26836==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26836==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26836==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26836==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26836==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26836==    by 0x13385A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26836==    by 0x12E813: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26836==    by 0x130FCC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26836==    by 0x130EC7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26836==    by 0x1314DB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26836==    by 0x12D015: main (TestOffLatticeSimulationWithNodeBasedCellPopulationIn3d.cpp:18)
+==26836== 
+==26836== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26836==    at 0xF8ECA1C: __open_nocancel (open64_nocancel.c:39)
+==26836==    by 0xF870BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26836==    by 0xF13F822: ???
+==26836==    by 0xF13F96F: ???
+==26836==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26836==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26836==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26836==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26836==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26836==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26836==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26836==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26836==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26836==    by 0x13385A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26836==    by 0x12E813: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26836==    by 0x130FCC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26836==    by 0x130EC7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26836==    by 0x1314DB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26836==    by 0x12D015: main (TestOffLatticeSimulationWithNodeBasedCellPopulationIn3d.cpp:18)
+==26836== 
+==26836== Open file descriptor 116:
+==26836==    <inherited from parent>
+==26836== 
+==26836== Open file descriptor 113:
+==26836==    <inherited from parent>
+==26836== 
+==26836== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOffLatticeSimulationWithNodeBasedCellPopulationIn3d_valgrind.txt
+==26836==    <inherited from parent>
+==26836== 
+==26836== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26836==    <inherited from parent>
+==26836== 
+==26836== 
+==26836== HEAP SUMMARY:
+==26836==     in use at exit: 618,281 bytes in 8,235 blocks
+==26836==   total heap usage: 7,117,452 allocs, 7,109,217 frees, 8,996,566,465 bytes allocated
+==26836== 
+==26836== LEAK SUMMARY:
+==26836==    definitely lost: 0 bytes in 0 blocks
+==26836==    indirectly lost: 0 bytes in 0 blocks
+==26836==      possibly lost: 0 bytes in 0 blocks
+==26836==    still reachable: 56 bytes in 3 blocks
+==26836==         suppressed: 618,225 bytes in 8,232 blocks
+==26836== Reachable blocks (those to which a pointer was found) are not shown.
+==26836== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26836== 
+==26836== For lists of detected and suppressed errors, rerun with: -s
+==26836== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithNodeBasedCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithNodeBasedCellPopulation_valgrind.txt
new file mode 100644
index 000000000..07fdfcb15
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithNodeBasedCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==26657== Memcheck, a memory error detector
+==26657== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26657== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26657== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOffLatticeSimulationWithNodeBasedCellPopulation -malloc_debug -malloc_dump -memory_info
+==26657== Parent PID: 24004
+==26657== 
+==26657== 
+==26657== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26657== Open file descriptor 12:
+==26657==    at 0xF92C07D: pipe (pipe.c:29)
+==26657==    by 0x196B407D: ???
+==26657==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26657==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26657==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26657==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26657==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26657==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26657==    by 0x213670: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26657==    by 0x20AE19: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26657==    by 0x20EA68: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26657==    by 0x20E908: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26657==    by 0x20EF9F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26657==    by 0x209235: main (TestOffLatticeSimulationWithNodeBasedCellPopulation.cpp:19)
+==26657== 
+==26657== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26657==    at 0xF930A1C: __open_nocancel (open64_nocancel.c:39)
+==26657==    by 0xF8B4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26657==    by 0xF13F822: ???
+==26657==    by 0xF13F96F: ???
+==26657==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26657==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26657==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26657==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26657==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26657==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26657==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26657==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26657==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26657==    by 0x213670: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26657==    by 0x20AE19: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26657==    by 0x20EA68: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26657==    by 0x20E908: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26657==    by 0x20EF9F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26657==    by 0x209235: main (TestOffLatticeSimulationWithNodeBasedCellPopulation.cpp:19)
+==26657== 
+==26657== Open file descriptor 116:
+==26657==    <inherited from parent>
+==26657== 
+==26657== Open file descriptor 113:
+==26657==    <inherited from parent>
+==26657== 
+==26657== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOffLatticeSimulationWithNodeBasedCellPopulation_valgrind.txt
+==26657==    <inherited from parent>
+==26657== 
+==26657== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26657==    <inherited from parent>
+==26657== 
+==26657== 
+==26657== HEAP SUMMARY:
+==26657==     in use at exit: 618,313 bytes in 8,236 blocks
+==26657==   total heap usage: 18,258,674 allocs, 18,250,438 frees, 30,027,857,374 bytes allocated
+==26657== 
+==26657== LEAK SUMMARY:
+==26657==    definitely lost: 0 bytes in 0 blocks
+==26657==    indirectly lost: 0 bytes in 0 blocks
+==26657==      possibly lost: 0 bytes in 0 blocks
+==26657==    still reachable: 88 bytes in 4 blocks
+==26657==         suppressed: 618,225 bytes in 8,232 blocks
+==26657== Reachable blocks (those to which a pointer was found) are not shown.
+==26657== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26657== 
+==26657== For lists of detected and suppressed errors, rerun with: -s
+==26657== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithPdes_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithPdes_valgrind.txt
new file mode 100644
index 000000000..7a91a641a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithPdes_valgrind.txt
@@ -0,0 +1,73 @@
+==26986== Memcheck, a memory error detector
+==26986== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26986== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26986== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOffLatticeSimulationWithPdes -malloc_debug -malloc_dump -memory_info
+==26986== Parent PID: 24004
+==26986== 
+==26986== 
+==26986== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26986== Open file descriptor 12:
+==26986==    at 0xFCC907D: pipe (pipe.c:29)
+==26986==    by 0x196B407D: ???
+==26986==    by 0x14CBA4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26986==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26986==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26986==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26986==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26986==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26986==    by 0x226536: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26986==    by 0x21FB71: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26986==    by 0x2236DC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26986==    by 0x22357C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26986==    by 0x223C13: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26986==    by 0x21DF55: main (TestOffLatticeSimulationWithPdes.cpp:19)
+==26986== 
+==26986== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26986==    at 0xFCCDA1C: __open_nocancel (open64_nocancel.c:39)
+==26986==    by 0xFC51BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26986==    by 0xF4DC822: ???
+==26986==    by 0xF4DC96F: ???
+==26986==    by 0x14D5F6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26986==    by 0x14D5F938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26986==    by 0x14D15922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26986==    by 0x14CBA2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26986==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26986==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26986==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26986==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26986==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26986==    by 0x226536: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26986==    by 0x21FB71: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26986==    by 0x2236DC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26986==    by 0x22357C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26986==    by 0x223C13: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26986==    by 0x21DF55: main (TestOffLatticeSimulationWithPdes.cpp:19)
+==26986== 
+==26986== Open file descriptor 116:
+==26986==    <inherited from parent>
+==26986== 
+==26986== Open file descriptor 113:
+==26986==    <inherited from parent>
+==26986== 
+==26986== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOffLatticeSimulationWithPdes_valgrind.txt
+==26986==    <inherited from parent>
+==26986== 
+==26986== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26986==    <inherited from parent>
+==26986== 
+==26986== 
+==26986== HEAP SUMMARY:
+==26986==     in use at exit: 618,281 bytes in 8,235 blocks
+==26986==   total heap usage: 8,504,751 allocs, 8,496,516 frees, 2,658,896,682 bytes allocated
+==26986== 
+==26986== LEAK SUMMARY:
+==26986==    definitely lost: 0 bytes in 0 blocks
+==26986==    indirectly lost: 0 bytes in 0 blocks
+==26986==      possibly lost: 0 bytes in 0 blocks
+==26986==    still reachable: 56 bytes in 3 blocks
+==26986==         suppressed: 618,225 bytes in 8,232 blocks
+==26986== Reachable blocks (those to which a pointer was found) are not shown.
+==26986== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26986== 
+==26986== For lists of detected and suppressed errors, rerun with: -s
+==26986== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithVertexBasedCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithVertexBasedCellPopulation_valgrind.txt
new file mode 100644
index 000000000..62dea0863
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulationWithVertexBasedCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==27228== Memcheck, a memory error detector
+==27228== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==27228== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==27228== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOffLatticeSimulationWithVertexBasedCellPopulation -malloc_debug -malloc_dump -memory_info
+==27228== Parent PID: 24004
+==27228== 
+==27228== 
+==27228== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==27228== Open file descriptor 12:
+==27228==    at 0x10DE107D: pipe (pipe.c:29)
+==27228==    by 0x196B407D: ???
+==27228==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==27228==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27228==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27228==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==27228==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==27228==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==27228==    by 0x1FFF0F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==27228==    by 0x1F9AB9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==27228==    by 0x1FD424: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==27228==    by 0x1FD2C4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==27228==    by 0x1FD95B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==27228==    by 0x1F7ED5: main (TestOffLatticeSimulationWithVertexBasedCellPopulation.cpp:19)
+==27228== 
+==27228== Open file descriptor 8: /dev/shm/open_mpi.0000
+==27228==    at 0x10DE5A1C: __open_nocancel (open64_nocancel.c:39)
+==27228==    by 0x10D69BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==27228==    by 0xF13F822: ???
+==27228==    by 0xF13F96F: ???
+==27228==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==27228==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==27228==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==27228==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==27228==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27228==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27228==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==27228==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==27228==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==27228==    by 0x1FFF0F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==27228==    by 0x1F9AB9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==27228==    by 0x1FD424: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==27228==    by 0x1FD2C4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==27228==    by 0x1FD95B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==27228==    by 0x1F7ED5: main (TestOffLatticeSimulationWithVertexBasedCellPopulation.cpp:19)
+==27228== 
+==27228== Open file descriptor 116:
+==27228==    <inherited from parent>
+==27228== 
+==27228== Open file descriptor 113:
+==27228==    <inherited from parent>
+==27228== 
+==27228== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOffLatticeSimulationWithVertexBasedCellPopulation_valgrind.txt
+==27228==    <inherited from parent>
+==27228== 
+==27228== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==27228==    <inherited from parent>
+==27228== 
+==27228== 
+==27228== HEAP SUMMARY:
+==27228==     in use at exit: 618,281 bytes in 8,235 blocks
+==27228==   total heap usage: 9,703,046 allocs, 9,694,811 frees, 2,583,526,072 bytes allocated
+==27228== 
+==27228== LEAK SUMMARY:
+==27228==    definitely lost: 0 bytes in 0 blocks
+==27228==    indirectly lost: 0 bytes in 0 blocks
+==27228==      possibly lost: 0 bytes in 0 blocks
+==27228==    still reachable: 56 bytes in 3 blocks
+==27228==         suppressed: 618,225 bytes in 8,232 blocks
+==27228== Reachable blocks (those to which a pointer was found) are not shown.
+==27228== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==27228== 
+==27228== For lists of detected and suppressed errors, rerun with: -s
+==27228== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestOffLatticeSimulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulation_valgrind.txt
new file mode 100644
index 000000000..d19360485
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOffLatticeSimulation_valgrind.txt
@@ -0,0 +1,73 @@
+==26501== Memcheck, a memory error detector
+==26501== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26501== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26501== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOffLatticeSimulation -malloc_debug -malloc_dump -memory_info
+==26501== Parent PID: 24004
+==26501== 
+==26501== 
+==26501== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26501== Open file descriptor 12:
+==26501==    at 0xF92C07D: pipe (pipe.c:29)
+==26501==    by 0x196B407D: ???
+==26501==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26501==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26501==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26501==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26501==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26501==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26501==    by 0x311532: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26501==    by 0x307AD9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26501==    by 0x30BEE0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26501==    by 0x30BD80: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26501==    by 0x30C417: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26501==    by 0x305EF5: main (TestOffLatticeSimulation.cpp:19)
+==26501== 
+==26501== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26501==    at 0xF930A1C: __open_nocancel (open64_nocancel.c:39)
+==26501==    by 0xF8B4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26501==    by 0xF13F822: ???
+==26501==    by 0xF13F96F: ???
+==26501==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26501==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26501==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26501==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26501==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26501==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26501==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26501==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26501==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26501==    by 0x311532: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26501==    by 0x307AD9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26501==    by 0x30BEE0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26501==    by 0x30BD80: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26501==    by 0x30C417: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26501==    by 0x305EF5: main (TestOffLatticeSimulation.cpp:19)
+==26501== 
+==26501== Open file descriptor 116:
+==26501==    <inherited from parent>
+==26501== 
+==26501== Open file descriptor 113:
+==26501==    <inherited from parent>
+==26501== 
+==26501== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOffLatticeSimulation_valgrind.txt
+==26501==    <inherited from parent>
+==26501== 
+==26501== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26501==    <inherited from parent>
+==26501== 
+==26501== 
+==26501== HEAP SUMMARY:
+==26501==     in use at exit: 618,281 bytes in 8,235 blocks
+==26501==   total heap usage: 12,337,487 allocs, 12,329,252 frees, 3,798,821,295 bytes allocated
+==26501== 
+==26501== LEAK SUMMARY:
+==26501==    definitely lost: 0 bytes in 0 blocks
+==26501==    indirectly lost: 0 bytes in 0 blocks
+==26501==      possibly lost: 0 bytes in 0 blocks
+==26501==    still reachable: 56 bytes in 3 blocks
+==26501==         suppressed: 618,225 bytes in 8,232 blocks
+==26501== Reachable blocks (those to which a pointer was found) are not shown.
+==26501== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26501== 
+==26501== For lists of detected and suppressed errors, rerun with: -s
+==26501== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestOnLatticeSimulationWithCaBasedCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOnLatticeSimulationWithCaBasedCellPopulation_valgrind.txt
new file mode 100644
index 000000000..f24e3044b
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOnLatticeSimulationWithCaBasedCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==27350== Memcheck, a memory error detector
+==27350== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==27350== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==27350== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOnLatticeSimulationWithCaBasedCellPopulation -malloc_debug -malloc_dump -memory_info
+==27350== Parent PID: 24004
+==27350== 
+==27350== 
+==27350== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==27350== Open file descriptor 12:
+==27350==    at 0xFDA807D: pipe (pipe.c:29)
+==27350==    by 0x196B407D: ???
+==27350==    by 0x14DDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==27350==    by 0x11A04418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27350==    by 0x1199DD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27350==    by 0x10694D38: PetscInitialize (pinit.c:924)
+==27350==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==27350==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==27350==    by 0x1D4486: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==27350==    by 0x1CDDB9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==27350==    by 0x1D1554: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==27350==    by 0x1D13F4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==27350==    by 0x1D1A8B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==27350==    by 0x1CC1D5: main (TestOnLatticeSimulationWithCaBasedCellPopulation.cpp:19)
+==27350== 
+==27350== Open file descriptor 8: /dev/shm/open_mpi.0000
+==27350==    at 0xFDACA1C: __open_nocancel (open64_nocancel.c:39)
+==27350==    by 0xFD30BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==27350==    by 0xF13F822: ???
+==27350==    by 0xF13F96F: ???
+==27350==    by 0x14E836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==27350==    by 0x14E83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==27350==    by 0x14E39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==27350==    by 0x14DDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==27350==    by 0x11A04418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27350==    by 0x1199DD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27350==    by 0x10694D38: PetscInitialize (pinit.c:924)
+==27350==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==27350==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==27350==    by 0x1D4486: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==27350==    by 0x1CDDB9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==27350==    by 0x1D1554: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==27350==    by 0x1D13F4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==27350==    by 0x1D1A8B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==27350==    by 0x1CC1D5: main (TestOnLatticeSimulationWithCaBasedCellPopulation.cpp:19)
+==27350== 
+==27350== Open file descriptor 116:
+==27350==    <inherited from parent>
+==27350== 
+==27350== Open file descriptor 113:
+==27350==    <inherited from parent>
+==27350== 
+==27350== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOnLatticeSimulationWithCaBasedCellPopulation_valgrind.txt
+==27350==    <inherited from parent>
+==27350== 
+==27350== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==27350==    <inherited from parent>
+==27350== 
+==27350== 
+==27350== HEAP SUMMARY:
+==27350==     in use at exit: 618,281 bytes in 8,235 blocks
+==27350==   total heap usage: 7,141,343 allocs, 7,133,108 frees, 8,072,505,270 bytes allocated
+==27350== 
+==27350== LEAK SUMMARY:
+==27350==    definitely lost: 0 bytes in 0 blocks
+==27350==    indirectly lost: 0 bytes in 0 blocks
+==27350==      possibly lost: 0 bytes in 0 blocks
+==27350==    still reachable: 56 bytes in 3 blocks
+==27350==         suppressed: 618,225 bytes in 8,232 blocks
+==27350== Reachable blocks (those to which a pointer was found) are not shown.
+==27350== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==27350== 
+==27350== For lists of detected and suppressed errors, rerun with: -s
+==27350== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestOnLatticeSimulationWithPdes_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOnLatticeSimulationWithPdes_valgrind.txt
new file mode 100644
index 000000000..e9ea5a27d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOnLatticeSimulationWithPdes_valgrind.txt
@@ -0,0 +1,73 @@
+==27370== Memcheck, a memory error detector
+==27370== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==27370== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==27370== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOnLatticeSimulationWithPdes -malloc_debug -malloc_dump -memory_info
+==27370== Parent PID: 24004
+==27370== 
+==27370== 
+==27370== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==27370== Open file descriptor 12:
+==27370==    at 0xFC8707D: pipe (pipe.c:29)
+==27370==    by 0x196B407D: ???
+==27370==    by 0x14CBA4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==27370==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27370==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27370==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==27370==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==27370==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==27370==    by 0x135832: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==27370==    by 0x1303C3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==27370==    by 0x133048: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==27370==    by 0x132EE8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==27370==    by 0x13357F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==27370==    by 0x12E7B5: main (TestOnLatticeSimulationWithPdes.cpp:19)
+==27370== 
+==27370== Open file descriptor 8: /dev/shm/open_mpi.0000
+==27370==    at 0xFC8BA1C: __open_nocancel (open64_nocancel.c:39)
+==27370==    by 0xFC0FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==27370==    by 0xF4DC822: ???
+==27370==    by 0xF4DC96F: ???
+==27370==    by 0x14D5F6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==27370==    by 0x14D5F938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==27370==    by 0x14D15922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==27370==    by 0x14CBA2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==27370==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27370==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==27370==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==27370==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==27370==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==27370==    by 0x135832: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==27370==    by 0x1303C3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==27370==    by 0x133048: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==27370==    by 0x132EE8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==27370==    by 0x13357F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==27370==    by 0x12E7B5: main (TestOnLatticeSimulationWithPdes.cpp:19)
+==27370== 
+==27370== Open file descriptor 116:
+==27370==    <inherited from parent>
+==27370== 
+==27370== Open file descriptor 113:
+==27370==    <inherited from parent>
+==27370== 
+==27370== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOnLatticeSimulationWithPdes_valgrind.txt
+==27370==    <inherited from parent>
+==27370== 
+==27370== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==27370==    <inherited from parent>
+==27370== 
+==27370== 
+==27370== HEAP SUMMARY:
+==27370==     in use at exit: 618,281 bytes in 8,235 blocks
+==27370==   total heap usage: 2,400,124 allocs, 2,391,889 frees, 1,776,528,436 bytes allocated
+==27370== 
+==27370== LEAK SUMMARY:
+==27370==    definitely lost: 0 bytes in 0 blocks
+==27370==    indirectly lost: 0 bytes in 0 blocks
+==27370==      possibly lost: 0 bytes in 0 blocks
+==27370==    still reachable: 56 bytes in 3 blocks
+==27370==         suppressed: 618,225 bytes in 8,232 blocks
+==27370== Reachable blocks (those to which a pointer was found) are not shown.
+==27370== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==27370== 
+==27370== For lists of detected and suppressed errors, rerun with: -s
+==27370== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 32 from 32)
diff --git a/log-files/2024-10-08_17-23-11/TestOnLatticeSimulationWithPottsBasedCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOnLatticeSimulationWithPottsBasedCellPopulation_valgrind.txt
new file mode 100644
index 000000000..9d340acdc
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOnLatticeSimulationWithPottsBasedCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==35249== Memcheck, a memory error detector
+==35249== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==35249== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==35249== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestOnLatticeSimulationWithPottsBasedCellPopulation -malloc_debug -malloc_dump -memory_info
+==35249== Parent PID: 24004
+==35249== 
+==35249== 
+==35249== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==35249== Open file descriptor 12:
+==35249==    at 0xF92C07D: pipe (pipe.c:29)
+==35249==    by 0x196B407D: ???
+==35249==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==35249==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==35249==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==35249==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==35249==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==35249==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==35249==    by 0x1D7654: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==35249==    by 0x1CF139: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==35249==    by 0x1D29B8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==35249==    by 0x1D2858: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==35249==    by 0x1D2EEF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==35249==    by 0x1CD555: main (TestOnLatticeSimulationWithPottsBasedCellPopulation.cpp:19)
+==35249== 
+==35249== Open file descriptor 8: /dev/shm/open_mpi.0000
+==35249==    at 0xF930A1C: __open_nocancel (open64_nocancel.c:39)
+==35249==    by 0xF8B4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==35249==    by 0xF13F822: ???
+==35249==    by 0xF13F96F: ???
+==35249==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==35249==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==35249==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==35249==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==35249==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==35249==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==35249==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==35249==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==35249==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==35249==    by 0x1D7654: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==35249==    by 0x1CF139: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==35249==    by 0x1D29B8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==35249==    by 0x1D2858: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==35249==    by 0x1D2EEF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==35249==    by 0x1CD555: main (TestOnLatticeSimulationWithPottsBasedCellPopulation.cpp:19)
+==35249== 
+==35249== Open file descriptor 116:
+==35249==    <inherited from parent>
+==35249== 
+==35249== Open file descriptor 113:
+==35249==    <inherited from parent>
+==35249== 
+==35249== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOnLatticeSimulationWithPottsBasedCellPopulation_valgrind.txt
+==35249==    <inherited from parent>
+==35249== 
+==35249== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==35249==    <inherited from parent>
+==35249== 
+==35249== 
+==35249== HEAP SUMMARY:
+==35249==     in use at exit: 618,297 bytes in 8,236 blocks
+==35249==   total heap usage: 11,682,558 allocs, 11,674,322 frees, 2,208,188,852 bytes allocated
+==35249== 
+==35249== LEAK SUMMARY:
+==35249==    definitely lost: 0 bytes in 0 blocks
+==35249==    indirectly lost: 0 bytes in 0 blocks
+==35249==      possibly lost: 0 bytes in 0 blocks
+==35249==    still reachable: 72 bytes in 4 blocks
+==35249==         suppressed: 618,225 bytes in 8,232 blocks
+==35249== Reachable blocks (those to which a pointer was found) are not shown.
+==35249== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==35249== 
+==35249== For lists of detected and suppressed errors, rerun with: -s
+==35249== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestOperatorSplittingMonodomainSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOperatorSplittingMonodomainSolver_valgrind.txt
new file mode 100644
index 000000000..67244f6a6
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOperatorSplittingMonodomainSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==43411== Memcheck, a memory error detector
+==43411== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43411== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43411== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestOperatorSplittingMonodomainSolver -malloc_debug -malloc_dump -memory_info
+==43411== Parent PID: 24004
+==43411== 
+==43411== 
+==43411== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43411== Open file descriptor 12:
+==43411==    at 0xA75B07D: pipe (pipe.c:29)
+==43411==    by 0x1432F07D: ???
+==43411==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43411==    by 0xBE54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43411==    by 0xBDEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43411==    by 0xAAE4D38: PetscInitialize (pinit.c:924)
+==43411==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43411==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43411==    by 0x1199B0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43411==    by 0x115213: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43411==    by 0x1175A4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43411==    by 0x11749F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43411==    by 0x117AB3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43411==    by 0x113A15: main (TestOperatorSplittingMonodomainSolver.cpp:18)
+==43411== 
+==43411== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43411==    at 0xA75FA1C: __open_nocancel (open64_nocancel.c:39)
+==43411==    by 0xA6E3BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43411==    by 0xA07D822: ???
+==43411==    by 0xA07D96F: ???
+==43411==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43411==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43411==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43411==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43411==    by 0xBE54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43411==    by 0xBDEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43411==    by 0xAAE4D38: PetscInitialize (pinit.c:924)
+==43411==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43411==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43411==    by 0x1199B0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43411==    by 0x115213: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43411==    by 0x1175A4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43411==    by 0x11749F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43411==    by 0x117AB3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43411==    by 0x113A15: main (TestOperatorSplittingMonodomainSolver.cpp:18)
+==43411== 
+==43411== Open file descriptor 116:
+==43411==    <inherited from parent>
+==43411== 
+==43411== Open file descriptor 113:
+==43411==    <inherited from parent>
+==43411== 
+==43411== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOperatorSplittingMonodomainSolver_valgrind.txt
+==43411==    <inherited from parent>
+==43411== 
+==43411== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43411==    <inherited from parent>
+==43411== 
+==43411== 
+==43411== HEAP SUMMARY:
+==43411==     in use at exit: 618,818 bytes in 8,248 blocks
+==43411==   total heap usage: 81,700 allocs, 73,452 frees, 1,494,729,286 bytes allocated
+==43411== 
+==43411== LEAK SUMMARY:
+==43411==    definitely lost: 0 bytes in 0 blocks
+==43411==    indirectly lost: 0 bytes in 0 blocks
+==43411==      possibly lost: 0 bytes in 0 blocks
+==43411==    still reachable: 24 bytes in 2 blocks
+==43411==         suppressed: 618,794 bytes in 8,246 blocks
+==43411== Reachable blocks (those to which a pointer was found) are not shown.
+==43411== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43411== 
+==43411== For lists of detected and suppressed errors, rerun with: -s
+==43411== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 43 from 38)
diff --git a/log-files/2024-10-08_17-23-11/TestOutputDirectoryFifoQueue_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOutputDirectoryFifoQueue_valgrind.txt
new file mode 100644
index 000000000..67af10399
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOutputDirectoryFifoQueue_valgrind.txt
@@ -0,0 +1,73 @@
+==24178== Memcheck, a memory error detector
+==24178== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24178== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24178== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestOutputDirectoryFifoQueue -malloc_debug -malloc_dump -memory_info
+==24178== Parent PID: 24004
+==24178== 
+==24178== 
+==24178== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24178== Open file descriptor 12:
+==24178==    at 0x4CB207D: pipe (pipe.c:29)
+==24178==    by 0xAEA507D: ???
+==24178==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24178==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24178==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24178==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24178==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24178==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24178==    by 0x114118: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24178==    by 0x10FF93: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24178==    by 0x1121E2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24178==    by 0x1120DD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24178==    by 0x1126F1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24178==    by 0x10E795: main (TestOutputDirectoryFifoQueue.cpp:18)
+==24178== 
+==24178== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24178==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24178==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24178==    by 0x4935822: ???
+==24178==    by 0x493596F: ???
+==24178==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24178==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24178==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24178==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24178==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24178==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24178==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24178==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24178==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24178==    by 0x114118: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24178==    by 0x10FF93: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24178==    by 0x1121E2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24178==    by 0x1120DD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24178==    by 0x1126F1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24178==    by 0x10E795: main (TestOutputDirectoryFifoQueue.cpp:18)
+==24178== 
+==24178== Open file descriptor 116:
+==24178==    <inherited from parent>
+==24178== 
+==24178== Open file descriptor 113:
+==24178==    <inherited from parent>
+==24178== 
+==24178== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOutputDirectoryFifoQueue_valgrind.txt
+==24178==    <inherited from parent>
+==24178== 
+==24178== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24178==    <inherited from parent>
+==24178== 
+==24178== 
+==24178== HEAP SUMMARY:
+==24178==     in use at exit: 617,842 bytes in 8,238 blocks
+==24178==   total heap usage: 45,614 allocs, 37,376 frees, 1,338,679,716 bytes allocated
+==24178== 
+==24178== LEAK SUMMARY:
+==24178==    definitely lost: 0 bytes in 0 blocks
+==24178==    indirectly lost: 0 bytes in 0 blocks
+==24178==      possibly lost: 0 bytes in 0 blocks
+==24178==    still reachable: 24 bytes in 2 blocks
+==24178==         suppressed: 617,818 bytes in 8,236 blocks
+==24178== Reachable blocks (those to which a pointer was found) are not shown.
+==24178== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24178== 
+==24178== For lists of detected and suppressed errors, rerun with: -s
+==24178== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestOutputFileHandler_valgrind.txt b/log-files/2024-10-08_17-23-11/TestOutputFileHandler_valgrind.txt
new file mode 100644
index 000000000..bf722e4ca
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestOutputFileHandler_valgrind.txt
@@ -0,0 +1,73 @@
+==24179== Memcheck, a memory error detector
+==24179== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24179== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24179== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestOutputFileHandler -malloc_debug -malloc_dump -memory_info
+==24179== Parent PID: 24004
+==24179== 
+==24179== 
+==24179== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24179== Open file descriptor 12:
+==24179==    at 0x4CB207D: pipe (pipe.c:29)
+==24179==    by 0xAEA507D: ???
+==24179==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24179==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24179==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24179==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24179==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24179==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24179==    by 0x11718A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24179==    by 0x1128AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24179==    by 0x11514C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24179==    by 0x114FEC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24179==    by 0x115683: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24179==    by 0x110CD5: main (TestOutputFileHandler.cpp:19)
+==24179== 
+==24179== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24179==    at 0x4CB6A1C: __open_nocancel (open64_nocancel.c:39)
+==24179==    by 0x4C3ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24179==    by 0x4935822: ???
+==24179==    by 0x493596F: ???
+==24179==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24179==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24179==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24179==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24179==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24179==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24179==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==24179==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24179==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24179==    by 0x11718A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24179==    by 0x1128AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24179==    by 0x11514C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24179==    by 0x114FEC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24179==    by 0x115683: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24179==    by 0x110CD5: main (TestOutputFileHandler.cpp:19)
+==24179== 
+==24179== Open file descriptor 116:
+==24179==    <inherited from parent>
+==24179== 
+==24179== Open file descriptor 113:
+==24179==    <inherited from parent>
+==24179== 
+==24179== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestOutputFileHandler_valgrind.txt
+==24179==    <inherited from parent>
+==24179== 
+==24179== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24179==    <inherited from parent>
+==24179== 
+==24179== 
+==24179== HEAP SUMMARY:
+==24179==     in use at exit: 617,842 bytes in 8,238 blocks
+==24179==   total heap usage: 46,516 allocs, 38,278 frees, 1,339,256,917 bytes allocated
+==24179== 
+==24179== LEAK SUMMARY:
+==24179==    definitely lost: 0 bytes in 0 blocks
+==24179==    indirectly lost: 0 bytes in 0 blocks
+==24179==      possibly lost: 0 bytes in 0 blocks
+==24179==    still reachable: 24 bytes in 2 blocks
+==24179==         suppressed: 617,818 bytes in 8,236 blocks
+==24179== Reachable blocks (those to which a pointer was found) are not shown.
+==24179== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24179== 
+==24179== For lists of detected and suppressed errors, rerun with: -s
+==24179== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPCBlockDiagonal_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPCBlockDiagonal_valgrind.txt
new file mode 100644
index 000000000..045bab3de
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPCBlockDiagonal_valgrind.txt
@@ -0,0 +1,73 @@
+==24359== Memcheck, a memory error detector
+==24359== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24359== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24359== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/linalg/test/TestPCBlockDiagonal -malloc_debug -malloc_dump -memory_info
+==24359== Parent PID: 24004
+==24359== 
+==24359== 
+==24359== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24359== Open file descriptor 12:
+==24359==    at 0x60C107D: pipe (pipe.c:29)
+==24359==    by 0xAF3907D: ???
+==24359==    by 0x8A4B4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24359==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24359==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24359==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24359==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24359==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24359==    by 0x113670: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24359==    by 0x10F193: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24359==    by 0x1115C8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24359==    by 0x1114C3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24359==    by 0x111AD7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24359==    by 0x10D995: main (TestPCBlockDiagonal.cpp:18)
+==24359== 
+==24359== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24359==    at 0x60C5A1C: __open_nocancel (open64_nocancel.c:39)
+==24359==    by 0x6049BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24359==    by 0x5D42822: ???
+==24359==    by 0x5D4296F: ???
+==24359==    by 0x8AF26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24359==    by 0x8AF2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24359==    by 0x8AA8922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24359==    by 0x8A4B2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24359==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24359==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24359==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24359==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24359==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24359==    by 0x113670: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24359==    by 0x10F193: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24359==    by 0x1115C8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24359==    by 0x1114C3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24359==    by 0x111AD7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24359==    by 0x10D995: main (TestPCBlockDiagonal.cpp:18)
+==24359== 
+==24359== Open file descriptor 116:
+==24359==    <inherited from parent>
+==24359== 
+==24359== Open file descriptor 113:
+==24359==    <inherited from parent>
+==24359== 
+==24359== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPCBlockDiagonal_valgrind.txt
+==24359==    <inherited from parent>
+==24359== 
+==24359== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24359==    <inherited from parent>
+==24359== 
+==24359== 
+==24359== HEAP SUMMARY:
+==24359==     in use at exit: 617,874 bytes in 8,239 blocks
+==24359==   total heap usage: 56,333 allocs, 48,094 frees, 1,364,706,967 bytes allocated
+==24359== 
+==24359== LEAK SUMMARY:
+==24359==    definitely lost: 0 bytes in 0 blocks
+==24359==    indirectly lost: 0 bytes in 0 blocks
+==24359==      possibly lost: 0 bytes in 0 blocks
+==24359==    still reachable: 40 bytes in 3 blocks
+==24359==         suppressed: 617,834 bytes in 8,236 blocks
+==24359== Reachable blocks (those to which a pointer was found) are not shown.
+==24359== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24359== 
+==24359== For lists of detected and suppressed errors, rerun with: -s
+==24359== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPCLDUFactorisation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPCLDUFactorisation_valgrind.txt
new file mode 100644
index 000000000..4348511fa
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPCLDUFactorisation_valgrind.txt
@@ -0,0 +1,73 @@
+==24360== Memcheck, a memory error detector
+==24360== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24360== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24360== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/linalg/test/TestPCLDUFactorisation -malloc_debug -malloc_dump -memory_info
+==24360== Parent PID: 24004
+==24360== 
+==24360== 
+==24360== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24360== Open file descriptor 12:
+==24360==    at 0x60C107D: pipe (pipe.c:29)
+==24360==    by 0xAF3907D: ???
+==24360==    by 0x8A4B4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24360==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24360==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24360==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24360==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24360==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24360==    by 0x113670: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24360==    by 0x10F193: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24360==    by 0x1115C8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24360==    by 0x1114C3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24360==    by 0x111AD7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24360==    by 0x10D995: main (TestPCLDUFactorisation.cpp:18)
+==24360== 
+==24360== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24360==    at 0x60C5A1C: __open_nocancel (open64_nocancel.c:39)
+==24360==    by 0x6049BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24360==    by 0x5D42822: ???
+==24360==    by 0x5D4296F: ???
+==24360==    by 0x8AF26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24360==    by 0x8AF2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24360==    by 0x8AA8922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24360==    by 0x8A4B2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24360==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24360==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24360==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24360==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24360==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24360==    by 0x113670: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24360==    by 0x10F193: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24360==    by 0x1115C8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24360==    by 0x1114C3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24360==    by 0x111AD7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24360==    by 0x10D995: main (TestPCLDUFactorisation.cpp:18)
+==24360== 
+==24360== Open file descriptor 116:
+==24360==    <inherited from parent>
+==24360== 
+==24360== Open file descriptor 113:
+==24360==    <inherited from parent>
+==24360== 
+==24360== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPCLDUFactorisation_valgrind.txt
+==24360==    <inherited from parent>
+==24360== 
+==24360== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24360==    <inherited from parent>
+==24360== 
+==24360== 
+==24360== HEAP SUMMARY:
+==24360==     in use at exit: 617,874 bytes in 8,239 blocks
+==24360==   total heap usage: 57,130 allocs, 48,891 frees, 1,365,677,544 bytes allocated
+==24360== 
+==24360== LEAK SUMMARY:
+==24360==    definitely lost: 0 bytes in 0 blocks
+==24360==    indirectly lost: 0 bytes in 0 blocks
+==24360==      possibly lost: 0 bytes in 0 blocks
+==24360==    still reachable: 40 bytes in 3 blocks
+==24360==         suppressed: 617,834 bytes in 8,236 blocks
+==24360== Reachable blocks (those to which a pointer was found) are not shown.
+==24360== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24360== 
+==24360== For lists of detected and suppressed errors, rerun with: -s
+==24360== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPCTwoLevelsBlockDiagonal_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPCTwoLevelsBlockDiagonal_valgrind.txt
new file mode 100644
index 000000000..97576e697
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPCTwoLevelsBlockDiagonal_valgrind.txt
@@ -0,0 +1,73 @@
+==24367== Memcheck, a memory error detector
+==24367== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24367== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24367== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/linalg/test/TestPCTwoLevelsBlockDiagonal -malloc_debug -malloc_dump -memory_info
+==24367== Parent PID: 24004
+==24367== 
+==24367== 
+==24367== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24367== Open file descriptor 12:
+==24367==    at 0x60C107D: pipe (pipe.c:29)
+==24367==    by 0xAF3907D: ???
+==24367==    by 0x8A4B4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24367==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24367==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24367==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24367==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24367==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24367==    by 0x114A0E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24367==    by 0x110293: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24367==    by 0x1127C6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24367==    by 0x1126C2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24367==    by 0x112CD5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24367==    by 0x10EA95: main (TestPCTwoLevelsBlockDiagonal.cpp:18)
+==24367== 
+==24367== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24367==    at 0x60C5A1C: __open_nocancel (open64_nocancel.c:39)
+==24367==    by 0x6049BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24367==    by 0x5D42822: ???
+==24367==    by 0x5D4296F: ???
+==24367==    by 0x8AF26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24367==    by 0x8AF2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24367==    by 0x8AA8922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24367==    by 0x8A4B2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24367==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24367==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24367==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24367==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24367==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24367==    by 0x114A0E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24367==    by 0x110293: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24367==    by 0x1127C6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24367==    by 0x1126C2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24367==    by 0x112CD5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24367==    by 0x10EA95: main (TestPCTwoLevelsBlockDiagonal.cpp:18)
+==24367== 
+==24367== Open file descriptor 116:
+==24367==    <inherited from parent>
+==24367== 
+==24367== Open file descriptor 113:
+==24367==    <inherited from parent>
+==24367== 
+==24367== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPCTwoLevelsBlockDiagonal_valgrind.txt
+==24367==    <inherited from parent>
+==24367== 
+==24367== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24367==    <inherited from parent>
+==24367== 
+==24367== 
+==24367== HEAP SUMMARY:
+==24367==     in use at exit: 617,874 bytes in 8,239 blocks
+==24367==   total heap usage: 76,512 allocs, 68,273 frees, 1,345,540,336 bytes allocated
+==24367== 
+==24367== LEAK SUMMARY:
+==24367==    definitely lost: 0 bytes in 0 blocks
+==24367==    indirectly lost: 0 bytes in 0 blocks
+==24367==      possibly lost: 0 bytes in 0 blocks
+==24367==    still reachable: 40 bytes in 3 blocks
+==24367==         suppressed: 617,834 bytes in 8,236 blocks
+==24367== Reachable blocks (those to which a pointer was found) are not shown.
+==24367== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24367== 
+==24367== For lists of detected and suppressed errors, rerun with: -s
+==24367== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPapillaryFibreCalculator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPapillaryFibreCalculator_valgrind.txt
new file mode 100644
index 000000000..ce22e6a65
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPapillaryFibreCalculator_valgrind.txt
@@ -0,0 +1,36 @@
+==41329== Memcheck, a memory error detector
+==41329== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41329== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41329== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestPapillaryFibreCalculator -malloc_debug -malloc_dump -memory_info
+==41329== Parent PID: 24004
+==41329== 
+==41329== 
+==41329== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==41329== Open file descriptor 116:
+==41329==    <inherited from parent>
+==41329== 
+==41329== Open file descriptor 113:
+==41329==    <inherited from parent>
+==41329== 
+==41329== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPapillaryFibreCalculator_valgrind.txt
+==41329==    <inherited from parent>
+==41329== 
+==41329== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41329==    <inherited from parent>
+==41329== 
+==41329== 
+==41329== HEAP SUMMARY:
+==41329==     in use at exit: 24 bytes in 2 blocks
+==41329==   total heap usage: 7,291 allocs, 7,289 frees, 1,074,336 bytes allocated
+==41329== 
+==41329== LEAK SUMMARY:
+==41329==    definitely lost: 0 bytes in 0 blocks
+==41329==    indirectly lost: 0 bytes in 0 blocks
+==41329==      possibly lost: 0 bytes in 0 blocks
+==41329==    still reachable: 24 bytes in 2 blocks
+==41329==         suppressed: 0 bytes in 0 blocks
+==41329== Reachable blocks (those to which a pointer was found) are not shown.
+==41329== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41329== 
+==41329== For lists of detected and suppressed errors, rerun with: -s
+==41329== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestParabolicBoxDomainPdeModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestParabolicBoxDomainPdeModifier_valgrind.txt
new file mode 100644
index 000000000..0970d5dee
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestParabolicBoxDomainPdeModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==25530== Memcheck, a memory error detector
+==25530== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25530== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25530== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestParabolicBoxDomainPdeModifier -malloc_debug -malloc_dump -memory_info
+==25530== Parent PID: 24004
+==25530== 
+==25530== 
+==25530== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25530== Open file descriptor 12:
+==25530==    at 0x1109707D: pipe (pipe.c:29)
+==25530==    by 0x196B407D: ???
+==25530==    by 0x14C1A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25530==    by 0x1099F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25530==    by 0x10938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25530==    by 0xF62FD38: PetscInitialize (pinit.c:924)
+==25530==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25530==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25530==    by 0x133C67: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25530==    by 0x12E57D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25530==    by 0x13121C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25530==    by 0x1310BC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25530==    by 0x131753: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25530==    by 0x12C9A5: main (TestParabolicBoxDomainPdeModifier.cpp:19)
+==25530== 
+==25530== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25530==    at 0x1109BA1C: __open_nocancel (open64_nocancel.c:39)
+==25530==    by 0x1101FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25530==    by 0xF4DC822: ???
+==25530==    by 0xF4DC96F: ???
+==25530==    by 0x14CBF6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25530==    by 0x14CBF938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25530==    by 0x14C75922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25530==    by 0x14C1A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25530==    by 0x1099F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25530==    by 0x10938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25530==    by 0xF62FD38: PetscInitialize (pinit.c:924)
+==25530==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25530==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25530==    by 0x133C67: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25530==    by 0x12E57D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25530==    by 0x13121C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25530==    by 0x1310BC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25530==    by 0x131753: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25530==    by 0x12C9A5: main (TestParabolicBoxDomainPdeModifier.cpp:19)
+==25530== 
+==25530== Open file descriptor 116:
+==25530==    <inherited from parent>
+==25530== 
+==25530== Open file descriptor 113:
+==25530==    <inherited from parent>
+==25530== 
+==25530== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestParabolicBoxDomainPdeModifier_valgrind.txt
+==25530==    <inherited from parent>
+==25530== 
+==25530== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25530==    <inherited from parent>
+==25530== 
+==25530== 
+==25530== HEAP SUMMARY:
+==25530==     in use at exit: 618,281 bytes in 8,235 blocks
+==25530==   total heap usage: 2,829,800 allocs, 2,821,565 frees, 1,621,918,013 bytes allocated
+==25530== 
+==25530== LEAK SUMMARY:
+==25530==    definitely lost: 0 bytes in 0 blocks
+==25530==    indirectly lost: 0 bytes in 0 blocks
+==25530==      possibly lost: 0 bytes in 0 blocks
+==25530==    still reachable: 56 bytes in 3 blocks
+==25530==         suppressed: 618,225 bytes in 8,232 blocks
+==25530== Reachable blocks (those to which a pointer was found) are not shown.
+==25530== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25530== 
+==25530== For lists of detected and suppressed errors, rerun with: -s
+==25530== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestParabolicGrowingDomainPdeModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestParabolicGrowingDomainPdeModifier_valgrind.txt
new file mode 100644
index 000000000..c29137b2e
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestParabolicGrowingDomainPdeModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==25547== Memcheck, a memory error detector
+==25547== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25547== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25547== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestParabolicGrowingDomainPdeModifier -malloc_debug -malloc_dump -memory_info
+==25547== Parent PID: 24004
+==25547== 
+==25547== 
+==25547== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25547== Open file descriptor 12:
+==25547==    at 0x1117E07D: pipe (pipe.c:29)
+==25547==    by 0x196B407D: ???
+==25547==    by 0x14C1A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25547==    by 0x1099F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25547==    by 0x10938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25547==    by 0xF62FD38: PetscInitialize (pinit.c:924)
+==25547==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25547==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25547==    by 0x1396A3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25547==    by 0x13395D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25547==    by 0x136826: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25547==    by 0x1366C6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25547==    by 0x136D5D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25547==    by 0x131D85: main (TestParabolicGrowingDomainPdeModifier.cpp:19)
+==25547== 
+==25547== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25547==    at 0x11182A1C: __open_nocancel (open64_nocancel.c:39)
+==25547==    by 0x11106BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25547==    by 0xF4DC822: ???
+==25547==    by 0xF4DC96F: ???
+==25547==    by 0x14CBF6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25547==    by 0x14CBF938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25547==    by 0x14C75922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25547==    by 0x14C1A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25547==    by 0x1099F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25547==    by 0x10938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25547==    by 0xF62FD38: PetscInitialize (pinit.c:924)
+==25547==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25547==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25547==    by 0x1396A3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25547==    by 0x13395D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25547==    by 0x136826: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25547==    by 0x1366C6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25547==    by 0x136D5D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25547==    by 0x131D85: main (TestParabolicGrowingDomainPdeModifier.cpp:19)
+==25547== 
+==25547== Open file descriptor 116:
+==25547==    <inherited from parent>
+==25547== 
+==25547== Open file descriptor 113:
+==25547==    <inherited from parent>
+==25547== 
+==25547== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestParabolicGrowingDomainPdeModifier_valgrind.txt
+==25547==    <inherited from parent>
+==25547== 
+==25547== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25547==    <inherited from parent>
+==25547== 
+==25547== 
+==25547== HEAP SUMMARY:
+==25547==     in use at exit: 618,281 bytes in 8,235 blocks
+==25547==   total heap usage: 7,057,268 allocs, 7,049,033 frees, 1,809,463,983 bytes allocated
+==25547== 
+==25547== LEAK SUMMARY:
+==25547==    definitely lost: 0 bytes in 0 blocks
+==25547==    indirectly lost: 0 bytes in 0 blocks
+==25547==      possibly lost: 0 bytes in 0 blocks
+==25547==    still reachable: 56 bytes in 3 blocks
+==25547==         suppressed: 618,225 bytes in 8,232 blocks
+==25547== Reachable blocks (those to which a pointer was found) are not shown.
+==25547== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25547== 
+==25547== For lists of detected and suppressed errors, rerun with: -s
+==25547== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestParallelCellsGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestParallelCellsGenerator_valgrind.txt
new file mode 100644
index 000000000..6ec6e9467
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestParallelCellsGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==25467== Memcheck, a memory error detector
+==25467== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25467== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25467== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestParallelCellsGenerator -malloc_debug -malloc_dump -memory_info
+==25467== Parent PID: 24004
+==25467== 
+==25467== 
+==25467== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25467== Open file descriptor 12:
+==25467==    at 0x10CB807D: pipe (pipe.c:29)
+==25467==    by 0x196B407D: ???
+==25467==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25467==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25467==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25467==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==25467==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25467==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25467==    by 0x123D94: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25467==    by 0x11ED1D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25467==    by 0x1216E0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25467==    by 0x121580: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25467==    by 0x121C17: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25467==    by 0x11D0F5: main (TestParallelCellsGenerator.cpp:19)
+==25467== 
+==25467== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25467==    at 0x10CBCA1C: __open_nocancel (open64_nocancel.c:39)
+==25467==    by 0x10C40BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25467==    by 0x104BD822: ???
+==25467==    by 0x104BD96F: ???
+==25467==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25467==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25467==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25467==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25467==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25467==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25467==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==25467==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25467==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25467==    by 0x123D94: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25467==    by 0x11ED1D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25467==    by 0x1216E0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25467==    by 0x121580: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25467==    by 0x121C17: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25467==    by 0x11D0F5: main (TestParallelCellsGenerator.cpp:19)
+==25467== 
+==25467== Open file descriptor 116:
+==25467==    <inherited from parent>
+==25467== 
+==25467== Open file descriptor 113:
+==25467==    <inherited from parent>
+==25467== 
+==25467== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestParallelCellsGenerator_valgrind.txt
+==25467==    <inherited from parent>
+==25467== 
+==25467== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25467==    <inherited from parent>
+==25467== 
+==25467== 
+==25467== HEAP SUMMARY:
+==25467==     in use at exit: 618,418 bytes in 8,240 blocks
+==25467==   total heap usage: 54,341 allocs, 46,101 frees, 1,339,090,772 bytes allocated
+==25467== 
+==25467== LEAK SUMMARY:
+==25467==    definitely lost: 0 bytes in 0 blocks
+==25467==    indirectly lost: 0 bytes in 0 blocks
+==25467==      possibly lost: 0 bytes in 0 blocks
+==25467==    still reachable: 120 bytes in 4 blocks
+==25467==         suppressed: 618,298 bytes in 8,236 blocks
+==25467== Reachable blocks (those to which a pointer was found) are not shown.
+==25467== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25467== 
+==25467== For lists of detected and suppressed errors, rerun with: -s
+==25467== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestParallelColumnDataReaderWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestParallelColumnDataReaderWriter_valgrind.txt
new file mode 100644
index 000000000..1168215ec
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestParallelColumnDataReaderWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==24285== Memcheck, a memory error detector
+==24285== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24285== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24285== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/io/test/TestParallelColumnDataReaderWriter -malloc_debug -malloc_dump -memory_info
+==24285== Parent PID: 24004
+==24285== 
+==24285== 
+==24285== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24285== Open file descriptor 12:
+==24285==    at 0x60A507D: pipe (pipe.c:29)
+==24285==    by 0xAF1807D: ???
+==24285==    by 0x8F3D4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24285==    by 0x6655418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24285==    by 0x65EED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24285==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24285==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24285==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24285==    by 0x11B354: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24285==    by 0x114A4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24285==    by 0x1174D8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24285==    by 0x117378: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24285==    by 0x117A0F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24285==    by 0x112E75: main (TestParallelColumnDataReaderWriter.cpp:19)
+==24285== 
+==24285== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24285==    at 0x60A9A1C: __open_nocancel (open64_nocancel.c:39)
+==24285==    by 0x602DBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24285==    by 0x5D26822: ???
+==24285==    by 0x5D2696F: ???
+==24285==    by 0x8FE26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24285==    by 0x8FE2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24285==    by 0x8F98922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24285==    by 0x8F3D2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24285==    by 0x6655418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24285==    by 0x65EED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24285==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24285==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24285==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24285==    by 0x11B354: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24285==    by 0x114A4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24285==    by 0x1174D8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24285==    by 0x117378: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24285==    by 0x117A0F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24285==    by 0x112E75: main (TestParallelColumnDataReaderWriter.cpp:19)
+==24285== 
+==24285== Open file descriptor 116:
+==24285==    <inherited from parent>
+==24285== 
+==24285== Open file descriptor 113:
+==24285==    <inherited from parent>
+==24285== 
+==24285== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestParallelColumnDataReaderWriter_valgrind.txt
+==24285==    <inherited from parent>
+==24285== 
+==24285== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24285==    <inherited from parent>
+==24285== 
+==24285== 
+==24285== HEAP SUMMARY:
+==24285==     in use at exit: 617,858 bytes in 8,238 blocks
+==24285==   total heap usage: 46,057 allocs, 37,819 frees, 1,338,788,958 bytes allocated
+==24285== 
+==24285== LEAK SUMMARY:
+==24285==    definitely lost: 0 bytes in 0 blocks
+==24285==    indirectly lost: 0 bytes in 0 blocks
+==24285==      possibly lost: 0 bytes in 0 blocks
+==24285==    still reachable: 24 bytes in 2 blocks
+==24285==         suppressed: 617,834 bytes in 8,236 blocks
+==24285== Reachable blocks (those to which a pointer was found) are not shown.
+==24285== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24285== 
+==24285== For lists of detected and suppressed errors, rerun with: -s
+==24285== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestParallelWriterPerformance_valgrind.txt b/log-files/2024-10-08_17-23-11/TestParallelWriterPerformance_valgrind.txt
new file mode 100644
index 000000000..c0e09a66e
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestParallelWriterPerformance_valgrind.txt
@@ -0,0 +1,73 @@
+==24293== Memcheck, a memory error detector
+==24293== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24293== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24293== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/io/test/TestParallelWriterPerformance -malloc_debug -malloc_dump -memory_info
+==24293== Parent PID: 24004
+==24293== 
+==24293== 
+==24293== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24293== Open file descriptor 12:
+==24293==    at 0x60A507D: pipe (pipe.c:29)
+==24293==    by 0xAF1807D: ???
+==24293==    by 0x8F3D4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24293==    by 0x6655418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24293==    by 0x65EED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24293==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24293==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24293==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24293==    by 0x11316C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24293==    by 0x10F013: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24293==    by 0x111202: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24293==    by 0x1110FE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24293==    by 0x111711: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24293==    by 0x10D815: main (TestParallelWriterPerformance.cpp:18)
+==24293== 
+==24293== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24293==    at 0x60A9A1C: __open_nocancel (open64_nocancel.c:39)
+==24293==    by 0x602DBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24293==    by 0x5D26822: ???
+==24293==    by 0x5D2696F: ???
+==24293==    by 0x8FE26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24293==    by 0x8FE2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24293==    by 0x8F98922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24293==    by 0x8F3D2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24293==    by 0x6655418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24293==    by 0x65EED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24293==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24293==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24293==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24293==    by 0x11316C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24293==    by 0x10F013: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24293==    by 0x111202: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24293==    by 0x1110FE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24293==    by 0x111711: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24293==    by 0x10D815: main (TestParallelWriterPerformance.cpp:18)
+==24293== 
+==24293== Open file descriptor 116:
+==24293==    <inherited from parent>
+==24293== 
+==24293== Open file descriptor 113:
+==24293==    <inherited from parent>
+==24293== 
+==24293== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestParallelWriterPerformance_valgrind.txt
+==24293==    <inherited from parent>
+==24293== 
+==24293== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24293==    <inherited from parent>
+==24293== 
+==24293== 
+==24293== HEAP SUMMARY:
+==24293==     in use at exit: 617,858 bytes in 8,238 blocks
+==24293==   total heap usage: 45,429 allocs, 37,191 frees, 1,338,449,770 bytes allocated
+==24293== 
+==24293== LEAK SUMMARY:
+==24293==    definitely lost: 0 bytes in 0 blocks
+==24293==    indirectly lost: 0 bytes in 0 blocks
+==24293==      possibly lost: 0 bytes in 0 blocks
+==24293==    still reachable: 24 bytes in 2 blocks
+==24293==         suppressed: 617,834 bytes in 8,236 blocks
+==24293== Reachable blocks (those to which a pointer was found) are not shown.
+==24293== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24293== 
+==24293== For lists of detected and suppressed errors, rerun with: -s
+==24293== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPdeSimulationTime_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPdeSimulationTime_valgrind.txt
new file mode 100644
index 000000000..c85acd9f0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPdeSimulationTime_valgrind.txt
@@ -0,0 +1,73 @@
+==25224== Memcheck, a memory error detector
+==25224== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25224== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25224== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestPdeSimulationTime -malloc_debug -malloc_dump -memory_info
+==25224== Parent PID: 24004
+==25224== 
+==25224== 
+==25224== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25224== Open file descriptor 12:
+==25224==    at 0x505107D: pipe (pipe.c:29)
+==25224==    by 0x104DE07D: ???
+==25224==    by 0xC3264CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25224==    by 0x8728418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25224==    by 0x86C1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25224==    by 0x7003D38: PetscInitialize (pinit.c:924)
+==25224==    by 0x4C971D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25224==    by 0x4C97227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25224==    by 0x111E6A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25224==    by 0x10DC13: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25224==    by 0x10FF34: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25224==    by 0x10FE2F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25224==    by 0x110443: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25224==    by 0x10C415: main (TestPdeSimulationTime.cpp:18)
+==25224== 
+==25224== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25224==    at 0x5055A1C: __open_nocancel (open64_nocancel.c:39)
+==25224==    by 0x4FD9BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25224==    by 0x4CD2822: ???
+==25224==    by 0x4CD296F: ???
+==25224==    by 0xC3CD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25224==    by 0xC3CD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25224==    by 0xC383922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25224==    by 0xC3262DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25224==    by 0x8728418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25224==    by 0x86C1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25224==    by 0x7003D38: PetscInitialize (pinit.c:924)
+==25224==    by 0x4C971D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25224==    by 0x4C97227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25224==    by 0x111E6A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25224==    by 0x10DC13: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25224==    by 0x10FF34: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25224==    by 0x10FE2F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25224==    by 0x110443: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25224==    by 0x10C415: main (TestPdeSimulationTime.cpp:18)
+==25224== 
+==25224== Open file descriptor 116:
+==25224==    <inherited from parent>
+==25224== 
+==25224== Open file descriptor 113:
+==25224==    <inherited from parent>
+==25224== 
+==25224== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPdeSimulationTime_valgrind.txt
+==25224==    <inherited from parent>
+==25224== 
+==25224== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25224==    <inherited from parent>
+==25224== 
+==25224== 
+==25224== HEAP SUMMARY:
+==25224==     in use at exit: 618,258 bytes in 8,238 blocks
+==25224==   total heap usage: 47,332 allocs, 39,094 frees, 1,338,384,640 bytes allocated
+==25224== 
+==25224== LEAK SUMMARY:
+==25224==    definitely lost: 0 bytes in 0 blocks
+==25224==    indirectly lost: 0 bytes in 0 blocks
+==25224==      possibly lost: 0 bytes in 0 blocks
+==25224==    still reachable: 24 bytes in 2 blocks
+==25224==         suppressed: 618,234 bytes in 8,236 blocks
+==25224== Reachable blocks (those to which a pointer was found) are not shown.
+==25224== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25224== 
+==25224== For lists of detected and suppressed errors, rerun with: -s
+==25224== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPdeTestClasses_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPdeTestClasses_valgrind.txt
new file mode 100644
index 000000000..5db3b6e12
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPdeTestClasses_valgrind.txt
@@ -0,0 +1,73 @@
+==25071== Memcheck, a memory error detector
+==25071== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25071== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25071== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestPdeTestClasses -malloc_debug -malloc_dump -memory_info
+==25071== Parent PID: 24004
+==25071== 
+==25071== 
+==25071== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25071== Open file descriptor 12:
+==25071==    at 0x6A4007D: pipe (pipe.c:29)
+==25071==    by 0x100CC07D: ???
+==25071==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25071==    by 0x804A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25071==    by 0x7FE3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25071==    by 0x6CDAD38: PetscInitialize (pinit.c:924)
+==25071==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25071==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25071==    by 0x13051E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25071==    by 0x12BAF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25071==    by 0x12E0E8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25071==    by 0x12DFE4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25071==    by 0x12E5F7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25071==    by 0x12A2F5: main (TestPdeTestClasses.cpp:18)
+==25071== 
+==25071== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25071==    at 0x6A44A1C: __open_nocancel (open64_nocancel.c:39)
+==25071==    by 0x69C8BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25071==    by 0x6598822: ???
+==25071==    by 0x659896F: ???
+==25071==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25071==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25071==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25071==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25071==    by 0x804A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25071==    by 0x7FE3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25071==    by 0x6CDAD38: PetscInitialize (pinit.c:924)
+==25071==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25071==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25071==    by 0x13051E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25071==    by 0x12BAF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25071==    by 0x12E0E8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25071==    by 0x12DFE4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25071==    by 0x12E5F7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25071==    by 0x12A2F5: main (TestPdeTestClasses.cpp:18)
+==25071== 
+==25071== Open file descriptor 116:
+==25071==    <inherited from parent>
+==25071== 
+==25071== Open file descriptor 113:
+==25071==    <inherited from parent>
+==25071== 
+==25071== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPdeTestClasses_valgrind.txt
+==25071==    <inherited from parent>
+==25071== 
+==25071== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25071==    <inherited from parent>
+==25071== 
+==25071== 
+==25071== HEAP SUMMARY:
+==25071==     in use at exit: 618,226 bytes in 8,238 blocks
+==25071==   total heap usage: 47,535 allocs, 39,297 frees, 1,338,441,103 bytes allocated
+==25071== 
+==25071== LEAK SUMMARY:
+==25071==    definitely lost: 0 bytes in 0 blocks
+==25071==    indirectly lost: 0 bytes in 0 blocks
+==25071==      possibly lost: 0 bytes in 0 blocks
+==25071==    still reachable: 24 bytes in 2 blocks
+==25071==         suppressed: 618,202 bytes in 8,236 blocks
+==25071== Reachable blocks (those to which a pointer was found) are not shown.
+==25071== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25071== 
+==25071== For lists of detected and suppressed errors, rerun with: -s
+==25071== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPerElementWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPerElementWriter_valgrind.txt
new file mode 100644
index 000000000..9f2be8b6c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPerElementWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==24642== Memcheck, a memory error detector
+==24642== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24642== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24642== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestPerElementWriter -malloc_debug -malloc_dump -memory_info
+==24642== Parent PID: 24004
+==24642== 
+==24642== 
+==24642== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24642== Open file descriptor 12:
+==24642==    at 0x811107D: pipe (pipe.c:29)
+==24642==    by 0x100CC07D: ???
+==24642==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24642==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24642==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24642==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24642==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24642==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24642==    by 0x118F70: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24642==    by 0x113759: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24642==    by 0x115E26: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24642==    by 0x115D21: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24642==    by 0x116335: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24642==    by 0x111E15: main (TestPerElementWriter.cpp:18)
+==24642== 
+==24642== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24642==    at 0x8115A1C: __open_nocancel (open64_nocancel.c:39)
+==24642==    by 0x8099BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24642==    by 0x7916822: ???
+==24642==    by 0x791696F: ???
+==24642==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24642==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24642==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24642==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24642==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24642==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24642==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24642==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24642==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24642==    by 0x118F70: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24642==    by 0x113759: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24642==    by 0x115E26: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24642==    by 0x115D21: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24642==    by 0x116335: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24642==    by 0x111E15: main (TestPerElementWriter.cpp:18)
+==24642== 
+==24642== Open file descriptor 116:
+==24642==    <inherited from parent>
+==24642== 
+==24642== Open file descriptor 113:
+==24642==    <inherited from parent>
+==24642== 
+==24642== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPerElementWriter_valgrind.txt
+==24642==    <inherited from parent>
+==24642== 
+==24642== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24642==    <inherited from parent>
+==24642== 
+==24642== 
+==24642== HEAP SUMMARY:
+==24642==     in use at exit: 618,226 bytes in 8,238 blocks
+==24642==   total heap usage: 52,932 allocs, 44,694 frees, 1,338,983,559 bytes allocated
+==24642== 
+==24642== LEAK SUMMARY:
+==24642==    definitely lost: 0 bytes in 0 blocks
+==24642==    indirectly lost: 0 bytes in 0 blocks
+==24642==      possibly lost: 0 bytes in 0 blocks
+==24642==    still reachable: 24 bytes in 2 blocks
+==24642==         suppressed: 618,202 bytes in 8,236 blocks
+==24642== Reachable blocks (those to which a pointer was found) are not shown.
+==24642== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24642== 
+==24642== For lists of detected and suppressed errors, rerun with: -s
+==24642== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPeriodicNodeBasedCellPopulationParallelMethods_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPeriodicNodeBasedCellPopulationParallelMethods_valgrind.txt
new file mode 100644
index 000000000..f4dfdfef3
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPeriodicNodeBasedCellPopulationParallelMethods_valgrind.txt
@@ -0,0 +1,73 @@
+==26130== Memcheck, a memory error detector
+==26130== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26130== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26130== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestPeriodicNodeBasedCellPopulationParallelMethods -malloc_debug -malloc_dump -memory_info
+==26130== Parent PID: 24004
+==26130== 
+==26130== 
+==26130== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26130== Open file descriptor 12:
+==26130==    at 0xF8E807D: pipe (pipe.c:29)
+==26130==    by 0x196B407D: ???
+==26130==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26130==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26130==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26130==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26130==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26130==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26130==    by 0x12B4BA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26130==    by 0x1266B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26130==    by 0x128CBE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26130==    by 0x128BBA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26130==    by 0x1291CD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26130==    by 0x124EB5: main (TestPeriodicNodeBasedCellPopulationParallelMethods.cpp:18)
+==26130== 
+==26130== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26130==    at 0xF8ECA1C: __open_nocancel (open64_nocancel.c:39)
+==26130==    by 0xF870BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26130==    by 0xF13F822: ???
+==26130==    by 0xF13F96F: ???
+==26130==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26130==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26130==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26130==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26130==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26130==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26130==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==26130==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26130==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26130==    by 0x12B4BA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==26130==    by 0x1266B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26130==    by 0x128CBE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26130==    by 0x128BBA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26130==    by 0x1291CD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26130==    by 0x124EB5: main (TestPeriodicNodeBasedCellPopulationParallelMethods.cpp:18)
+==26130== 
+==26130== Open file descriptor 116:
+==26130==    <inherited from parent>
+==26130== 
+==26130== Open file descriptor 113:
+==26130==    <inherited from parent>
+==26130== 
+==26130== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPeriodicNodeBasedCellPopulationParallelMethods_valgrind.txt
+==26130==    <inherited from parent>
+==26130== 
+==26130== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26130==    <inherited from parent>
+==26130== 
+==26130== 
+==26130== HEAP SUMMARY:
+==26130==     in use at exit: 618,354 bytes in 8,239 blocks
+==26130==   total heap usage: 53,076 allocs, 44,837 frees, 1,338,901,944 bytes allocated
+==26130== 
+==26130== LEAK SUMMARY:
+==26130==    definitely lost: 0 bytes in 0 blocks
+==26130==    indirectly lost: 0 bytes in 0 blocks
+==26130==      possibly lost: 0 bytes in 0 blocks
+==26130==    still reachable: 56 bytes in 3 blocks
+==26130==         suppressed: 618,298 bytes in 8,236 blocks
+==26130== Reachable blocks (those to which a pointer was found) are not shown.
+==26130== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26130== 
+==26130== For lists of detected and suppressed errors, rerun with: -s
+==26130== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestPeriodicNodesOnlyMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPeriodicNodesOnlyMesh_valgrind.txt
new file mode 100644
index 000000000..5f20b44f6
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPeriodicNodesOnlyMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24565== Memcheck, a memory error detector
+==24565== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24565== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24565== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestPeriodicNodesOnlyMesh -malloc_debug -malloc_dump -memory_info
+==24565== Parent PID: 24004
+==24565== 
+==24565== 
+==24565== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24565== Open file descriptor 12:
+==24565==    at 0x6D8507D: pipe (pipe.c:29)
+==24565==    by 0x100CC07D: ???
+==24565==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24565==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24565==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24565==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24565==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24565==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24565==    by 0x1300A2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24565==    by 0x12AC9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24565==    by 0x12DA8C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24565==    by 0x12D92C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24565==    by 0x12DFC3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24565==    by 0x1290C5: main (TestPeriodicNodesOnlyMesh.cpp:19)
+==24565== 
+==24565== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24565==    at 0x6D89A1C: __open_nocancel (open64_nocancel.c:39)
+==24565==    by 0x6D0DBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24565==    by 0x6598822: ???
+==24565==    by 0x659896F: ???
+==24565==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24565==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24565==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24565==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24565==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24565==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24565==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24565==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24565==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24565==    by 0x1300A2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24565==    by 0x12AC9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24565==    by 0x12DA8C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24565==    by 0x12D92C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24565==    by 0x12DFC3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24565==    by 0x1290C5: main (TestPeriodicNodesOnlyMesh.cpp:19)
+==24565== 
+==24565== Open file descriptor 116:
+==24565==    <inherited from parent>
+==24565== 
+==24565== Open file descriptor 113:
+==24565==    <inherited from parent>
+==24565== 
+==24565== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPeriodicNodesOnlyMesh_valgrind.txt
+==24565==    <inherited from parent>
+==24565== 
+==24565== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24565==    <inherited from parent>
+==24565== 
+==24565== 
+==24565== HEAP SUMMARY:
+==24565==     in use at exit: 618,226 bytes in 8,238 blocks
+==24565==   total heap usage: 57,989 allocs, 49,751 frees, 1,341,005,983 bytes allocated
+==24565== 
+==24565== LEAK SUMMARY:
+==24565==    definitely lost: 0 bytes in 0 blocks
+==24565==    indirectly lost: 0 bytes in 0 blocks
+==24565==      possibly lost: 0 bytes in 0 blocks
+==24565==    still reachable: 24 bytes in 2 blocks
+==24565==         suppressed: 618,202 bytes in 8,236 blocks
+==24565== Reachable blocks (those to which a pointer was found) are not shown.
+==24565== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24565== 
+==24565== For lists of detected and suppressed errors, rerun with: -s
+==24565== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 36 from 36)
diff --git a/log-files/2024-10-08_17-23-11/TestPetscEvents_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPetscEvents_valgrind.txt
new file mode 100644
index 000000000..81eb05bbf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPetscEvents_valgrind.txt
@@ -0,0 +1,73 @@
+==24180== Memcheck, a memory error detector
+==24180== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24180== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24180== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestPetscEvents -malloc_debug -malloc_dump -memory_info
+==24180== Parent PID: 24004
+==24180== 
+==24180== 
+==24180== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24180== Open file descriptor 12:
+==24180==    at 0x603207D: pipe (pipe.c:29)
+==24180==    by 0xAEA507D: ???
+==24180==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24180==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24180==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24180==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24180==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24180==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24180==    by 0x110C5A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24180==    by 0x10CB73: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24180==    by 0x10ED24: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24180==    by 0x10EC20: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24180==    by 0x10F233: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24180==    by 0x10B375: main (TestPetscEvents.cpp:18)
+==24180== 
+==24180== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24180==    at 0x6036A1C: __open_nocancel (open64_nocancel.c:39)
+==24180==    by 0x5FBABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24180==    by 0x5CB3822: ???
+==24180==    by 0x5CB396F: ???
+==24180==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24180==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24180==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24180==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24180==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24180==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24180==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24180==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24180==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24180==    by 0x110C5A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24180==    by 0x10CB73: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24180==    by 0x10ED24: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24180==    by 0x10EC20: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24180==    by 0x10F233: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24180==    by 0x10B375: main (TestPetscEvents.cpp:18)
+==24180== 
+==24180== Open file descriptor 116:
+==24180==    <inherited from parent>
+==24180== 
+==24180== Open file descriptor 113:
+==24180==    <inherited from parent>
+==24180== 
+==24180== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPetscEvents_valgrind.txt
+==24180==    <inherited from parent>
+==24180== 
+==24180== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24180==    <inherited from parent>
+==24180== 
+==24180== 
+==24180== HEAP SUMMARY:
+==24180==     in use at exit: 617,842 bytes in 8,238 blocks
+==24180==   total heap usage: 44,912 allocs, 36,674 frees, 1,338,159,345 bytes allocated
+==24180== 
+==24180== LEAK SUMMARY:
+==24180==    definitely lost: 0 bytes in 0 blocks
+==24180==    indirectly lost: 0 bytes in 0 blocks
+==24180==      possibly lost: 0 bytes in 0 blocks
+==24180==    still reachable: 24 bytes in 2 blocks
+==24180==         suppressed: 617,818 bytes in 8,236 blocks
+==24180== Reachable blocks (those to which a pointer was found) are not shown.
+==24180== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24180== 
+==24180== For lists of detected and suppressed errors, rerun with: -s
+==24180== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPetscMatTools_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPetscMatTools_valgrind.txt
new file mode 100644
index 000000000..2911240a9
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPetscMatTools_valgrind.txt
@@ -0,0 +1,73 @@
+==24343== Memcheck, a memory error detector
+==24343== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24343== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24343== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/linalg/test/TestPetscMatTools -malloc_debug -malloc_dump -memory_info
+==24343== Parent PID: 24004
+==24343== 
+==24343== 
+==24343== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24343== Open file descriptor 12:
+==24343==    at 0x60C107D: pipe (pipe.c:29)
+==24343==    by 0xAF3907D: ???
+==24343==    by 0x8A4B4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24343==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24343==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24343==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24343==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24343==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24343==    by 0x114148: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24343==    by 0x10FD53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24343==    by 0x1121C4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24343==    by 0x1120BF: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24343==    by 0x1126D3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24343==    by 0x10E555: main (TestPetscMatTools.cpp:18)
+==24343== 
+==24343== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24343==    at 0x60C5A1C: __open_nocancel (open64_nocancel.c:39)
+==24343==    by 0x6049BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24343==    by 0x5D42822: ???
+==24343==    by 0x5D4296F: ???
+==24343==    by 0x8AF26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24343==    by 0x8AF2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24343==    by 0x8AA8922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24343==    by 0x8A4B2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24343==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24343==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24343==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24343==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24343==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24343==    by 0x114148: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24343==    by 0x10FD53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24343==    by 0x1121C4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24343==    by 0x1120BF: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24343==    by 0x1126D3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24343==    by 0x10E555: main (TestPetscMatTools.cpp:18)
+==24343== 
+==24343== Open file descriptor 116:
+==24343==    <inherited from parent>
+==24343== 
+==24343== Open file descriptor 113:
+==24343==    <inherited from parent>
+==24343== 
+==24343== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPetscMatTools_valgrind.txt
+==24343==    <inherited from parent>
+==24343== 
+==24343== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24343==    <inherited from parent>
+==24343== 
+==24343== 
+==24343== HEAP SUMMARY:
+==24343==     in use at exit: 617,858 bytes in 8,238 blocks
+==24343==   total heap usage: 46,918 allocs, 38,680 frees, 1,338,408,208 bytes allocated
+==24343== 
+==24343== LEAK SUMMARY:
+==24343==    definitely lost: 0 bytes in 0 blocks
+==24343==    indirectly lost: 0 bytes in 0 blocks
+==24343==      possibly lost: 0 bytes in 0 blocks
+==24343==    still reachable: 24 bytes in 2 blocks
+==24343==         suppressed: 617,834 bytes in 8,236 blocks
+==24343== Reachable blocks (those to which a pointer was found) are not shown.
+==24343== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24343== 
+==24343== For lists of detected and suppressed errors, rerun with: -s
+==24343== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPetscSetup_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPetscSetup_valgrind.txt
new file mode 100644
index 000000000..c91054afe
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPetscSetup_valgrind.txt
@@ -0,0 +1,73 @@
+==24199== Memcheck, a memory error detector
+==24199== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24199== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24199== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestPetscSetup -malloc_debug -malloc_dump -memory_info
+==24199== Parent PID: 24004
+==24199== 
+==24199== 
+==24199== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24199== Open file descriptor 12:
+==24199==    at 0x603207D: pipe (pipe.c:29)
+==24199==    by 0xAEA507D: ???
+==24199==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24199==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24199==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24199==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24199==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24199==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24199==    by 0x113E58: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24199==    by 0x10F48D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24199==    by 0x111EFA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24199==    by 0x111D9A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24199==    by 0x112431: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24199==    by 0x10D8B5: main (TestPetscSetup.cpp:19)
+==24199== 
+==24199== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24199==    at 0x6036A1C: __open_nocancel (open64_nocancel.c:39)
+==24199==    by 0x5FBABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24199==    by 0x5CB3822: ???
+==24199==    by 0x5CB396F: ???
+==24199==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24199==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24199==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24199==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24199==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24199==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24199==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24199==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24199==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24199==    by 0x113E58: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24199==    by 0x10F48D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24199==    by 0x111EFA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24199==    by 0x111D9A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24199==    by 0x112431: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24199==    by 0x10D8B5: main (TestPetscSetup.cpp:19)
+==24199== 
+==24199== Open file descriptor 116:
+==24199==    <inherited from parent>
+==24199== 
+==24199== Open file descriptor 113:
+==24199==    <inherited from parent>
+==24199== 
+==24199== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPetscSetup_valgrind.txt
+==24199==    <inherited from parent>
+==24199== 
+==24199== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24199==    <inherited from parent>
+==24199== 
+==24199== 
+==24199== HEAP SUMMARY:
+==24199==     in use at exit: 617,842 bytes in 8,238 blocks
+==24199==   total heap usage: 45,265 allocs, 37,027 frees, 1,338,215,912 bytes allocated
+==24199== 
+==24199== LEAK SUMMARY:
+==24199==    definitely lost: 0 bytes in 0 blocks
+==24199==    indirectly lost: 0 bytes in 0 blocks
+==24199==      possibly lost: 0 bytes in 0 blocks
+==24199==    still reachable: 24 bytes in 2 blocks
+==24199==         suppressed: 617,818 bytes in 8,236 blocks
+==24199== Reachable blocks (those to which a pointer was found) are not shown.
+==24199== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24199== 
+==24199== For lists of detected and suppressed errors, rerun with: -s
+==24199== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPetscTools2_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPetscTools2_valgrind.txt
new file mode 100644
index 000000000..cd61c0e77
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPetscTools2_valgrind.txt
@@ -0,0 +1,36 @@
+==24201== Memcheck, a memory error detector
+==24201== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24201== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24201== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestPetscTools2 -malloc_debug -malloc_dump -memory_info
+==24201== Parent PID: 24004
+==24201== 
+==24201== 
+==24201== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==24201== Open file descriptor 116:
+==24201==    <inherited from parent>
+==24201== 
+==24201== Open file descriptor 113:
+==24201==    <inherited from parent>
+==24201== 
+==24201== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPetscTools2_valgrind.txt
+==24201==    <inherited from parent>
+==24201== 
+==24201== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24201==    <inherited from parent>
+==24201== 
+==24201== 
+==24201== HEAP SUMMARY:
+==24201==     in use at exit: 24 bytes in 2 blocks
+==24201==   total heap usage: 3,070 allocs, 3,068 frees, 350,741 bytes allocated
+==24201== 
+==24201== LEAK SUMMARY:
+==24201==    definitely lost: 0 bytes in 0 blocks
+==24201==    indirectly lost: 0 bytes in 0 blocks
+==24201==      possibly lost: 0 bytes in 0 blocks
+==24201==    still reachable: 24 bytes in 2 blocks
+==24201==         suppressed: 0 bytes in 0 blocks
+==24201== Reachable blocks (those to which a pointer was found) are not shown.
+==24201== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24201== 
+==24201== For lists of detected and suppressed errors, rerun with: -s
+==24201== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestPetscTools_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPetscTools_valgrind.txt
new file mode 100644
index 000000000..35a3b04d9
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPetscTools_valgrind.txt
@@ -0,0 +1,73 @@
+==24200== Memcheck, a memory error detector
+==24200== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24200== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24200== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestPetscTools -malloc_debug -malloc_dump -memory_info
+==24200== Parent PID: 24004
+==24200== 
+==24200== 
+==24200== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24200== Open file descriptor 12:
+==24200==    at 0x616907D: pipe (pipe.c:29)
+==24200==    by 0xAEA507D: ???
+==24200==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24200==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24200==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24200==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24200==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24200==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24200==    by 0x117904: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24200==    by 0x112B8D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24200==    by 0x1157E2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24200==    by 0x115682: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24200==    by 0x115D19: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24200==    by 0x110FB5: main (TestPetscTools.cpp:19)
+==24200== 
+==24200== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24200==    at 0x616DA1C: __open_nocancel (open64_nocancel.c:39)
+==24200==    by 0x60F1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24200==    by 0x5CB3822: ???
+==24200==    by 0x5CB396F: ???
+==24200==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24200==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24200==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24200==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24200==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24200==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24200==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24200==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24200==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24200==    by 0x117904: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24200==    by 0x112B8D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24200==    by 0x1157E2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24200==    by 0x115682: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24200==    by 0x115D19: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24200==    by 0x110FB5: main (TestPetscTools.cpp:19)
+==24200== 
+==24200== Open file descriptor 116:
+==24200==    <inherited from parent>
+==24200== 
+==24200== Open file descriptor 113:
+==24200==    <inherited from parent>
+==24200== 
+==24200== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPetscTools_valgrind.txt
+==24200==    <inherited from parent>
+==24200== 
+==24200== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24200==    <inherited from parent>
+==24200== 
+==24200== 
+==24200== HEAP SUMMARY:
+==24200==     in use at exit: 617,842 bytes in 8,238 blocks
+==24200==   total heap usage: 47,879 allocs, 39,641 frees, 1,338,865,247 bytes allocated
+==24200== 
+==24200== LEAK SUMMARY:
+==24200==    definitely lost: 0 bytes in 0 blocks
+==24200==    indirectly lost: 0 bytes in 0 blocks
+==24200==      possibly lost: 0 bytes in 0 blocks
+==24200==    still reachable: 24 bytes in 2 blocks
+==24200==         suppressed: 617,818 bytes in 8,236 blocks
+==24200== Reachable blocks (those to which a pointer was found) are not shown.
+==24200== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24200== 
+==24200== For lists of detected and suppressed errors, rerun with: -s
+==24200== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPetscVecTools_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPetscVecTools_valgrind.txt
new file mode 100644
index 000000000..c9e945aa8
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPetscVecTools_valgrind.txt
@@ -0,0 +1,73 @@
+==24344== Memcheck, a memory error detector
+==24344== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24344== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24344== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/linalg/test/TestPetscVecTools -malloc_debug -malloc_dump -memory_info
+==24344== Parent PID: 24004
+==24344== 
+==24344== 
+==24344== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24344== Open file descriptor 12:
+==24344==    at 0x60C107D: pipe (pipe.c:29)
+==24344==    by 0xAF3907D: ???
+==24344==    by 0x8A4B4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24344==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24344==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24344==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24344==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24344==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24344==    by 0x1121EE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24344==    by 0x10DD73: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24344==    by 0x11016A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24344==    by 0x110065: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24344==    by 0x110679: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24344==    by 0x10C575: main (TestPetscVecTools.cpp:18)
+==24344== 
+==24344== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24344==    at 0x60C5A1C: __open_nocancel (open64_nocancel.c:39)
+==24344==    by 0x6049BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24344==    by 0x5D42822: ???
+==24344==    by 0x5D4296F: ???
+==24344==    by 0x8AF26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24344==    by 0x8AF2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24344==    by 0x8AA8922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24344==    by 0x8A4B2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24344==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24344==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24344==    by 0x4AB2D38: PetscInitialize (pinit.c:924)
+==24344==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24344==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24344==    by 0x1121EE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24344==    by 0x10DD73: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24344==    by 0x11016A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24344==    by 0x110065: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24344==    by 0x110679: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24344==    by 0x10C575: main (TestPetscVecTools.cpp:18)
+==24344== 
+==24344== Open file descriptor 116:
+==24344==    <inherited from parent>
+==24344== 
+==24344== Open file descriptor 113:
+==24344==    <inherited from parent>
+==24344== 
+==24344== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPetscVecTools_valgrind.txt
+==24344==    <inherited from parent>
+==24344== 
+==24344== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24344==    <inherited from parent>
+==24344== 
+==24344== 
+==24344== HEAP SUMMARY:
+==24344==     in use at exit: 617,858 bytes in 8,238 blocks
+==24344==   total heap usage: 45,464 allocs, 37,226 frees, 1,338,258,574 bytes allocated
+==24344== 
+==24344== LEAK SUMMARY:
+==24344==    definitely lost: 0 bytes in 0 blocks
+==24344==    indirectly lost: 0 bytes in 0 blocks
+==24344==      possibly lost: 0 bytes in 0 blocks
+==24344==    still reachable: 24 bytes in 2 blocks
+==24344==         suppressed: 617,834 bytes in 8,236 blocks
+==24344== Reachable blocks (those to which a pointer was found) are not shown.
+==24344== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24344== 
+==24344== For lists of detected and suppressed errors, rerun with: -s
+==24344== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPlaneStimulusCellFactory_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPlaneStimulusCellFactory_valgrind.txt
new file mode 100644
index 000000000..04ab9abcd
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPlaneStimulusCellFactory_valgrind.txt
@@ -0,0 +1,73 @@
+==43514== Memcheck, a memory error detector
+==43514== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43514== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43514== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestPlaneStimulusCellFactory -malloc_debug -malloc_dump -memory_info
+==43514== Parent PID: 24004
+==43514== 
+==43514== 
+==43514== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43514== Open file descriptor 12:
+==43514==    at 0xBC1007D: pipe (pipe.c:29)
+==43514==    by 0x1432F07D: ???
+==43514==    by 0xFAE94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43514==    by 0xB4FE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43514==    by 0xB497D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43514==    by 0xA16BD38: PetscInitialize (pinit.c:924)
+==43514==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43514==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43514==    by 0x12063D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==43514==    by 0x11B96D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43514==    by 0x11E212: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43514==    by 0x11E0B2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43514==    by 0x11E749: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43514==    by 0x119D95: main (TestPlaneStimulusCellFactory.cpp:19)
+==43514== 
+==43514== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43514==    at 0xBC14A1C: __open_nocancel (open64_nocancel.c:39)
+==43514==    by 0xBB98BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43514==    by 0xB3FB822: ???
+==43514==    by 0xB3FB96F: ???
+==43514==    by 0xFB8E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43514==    by 0xFB8E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43514==    by 0xFB44922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43514==    by 0xFAE92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43514==    by 0xB4FE418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43514==    by 0xB497D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43514==    by 0xA16BD38: PetscInitialize (pinit.c:924)
+==43514==    by 0xA0421D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43514==    by 0xA042227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43514==    by 0x12063D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==43514==    by 0x11B96D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43514==    by 0x11E212: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43514==    by 0x11E0B2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43514==    by 0x11E749: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43514==    by 0x119D95: main (TestPlaneStimulusCellFactory.cpp:19)
+==43514== 
+==43514== Open file descriptor 116:
+==43514==    <inherited from parent>
+==43514== 
+==43514== Open file descriptor 113:
+==43514==    <inherited from parent>
+==43514== 
+==43514== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPlaneStimulusCellFactory_valgrind.txt
+==43514==    <inherited from parent>
+==43514== 
+==43514== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43514==    <inherited from parent>
+==43514== 
+==43514== 
+==43514== HEAP SUMMARY:
+==43514==     in use at exit: 618,338 bytes in 8,238 blocks
+==43514==   total heap usage: 82,002 allocs, 73,764 frees, 1,343,193,106 bytes allocated
+==43514== 
+==43514== LEAK SUMMARY:
+==43514==    definitely lost: 0 bytes in 0 blocks
+==43514==    indirectly lost: 0 bytes in 0 blocks
+==43514==      possibly lost: 0 bytes in 0 blocks
+==43514==    still reachable: 24 bytes in 2 blocks
+==43514==         suppressed: 618,314 bytes in 8,236 blocks
+==43514== Reachable blocks (those to which a pointer was found) are not shown.
+==43514== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43514== 
+==43514== For lists of detected and suppressed errors, rerun with: -s
+==43514== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestPostProcessingWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPostProcessingWriter_valgrind.txt
new file mode 100644
index 000000000..7cfa65b95
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPostProcessingWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==43458== Memcheck, a memory error detector
+==43458== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43458== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43458== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestPostProcessingWriter -malloc_debug -malloc_dump -memory_info
+==43458== Parent PID: 24004
+==43458== 
+==43458== 
+==43458== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43458== Open file descriptor 12:
+==43458==    at 0xBF7807D: pipe (pipe.c:29)
+==43458==    by 0x1432F07D: ???
+==43458==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43458==    by 0xC2F5418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43458==    by 0xC28ED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43458==    by 0xA60CD38: PetscInitialize (pinit.c:924)
+==43458==    by 0xA4E11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43458==    by 0xA4E1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43458==    by 0x127348: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43458==    by 0x1210D3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43458==    by 0x123BD8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43458==    by 0x123AD3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43458==    by 0x1240E7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43458==    by 0x11F8D5: main (TestPostProcessingWriter.cpp:18)
+==43458== 
+==43458== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43458==    at 0xBF7CA1C: __open_nocancel (open64_nocancel.c:39)
+==43458==    by 0xBF00BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43458==    by 0xB89C822: ???
+==43458==    by 0xB89C96F: ???
+==43458==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43458==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43458==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43458==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43458==    by 0xC2F5418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43458==    by 0xC28ED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43458==    by 0xA60CD38: PetscInitialize (pinit.c:924)
+==43458==    by 0xA4E11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43458==    by 0xA4E1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43458==    by 0x127348: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43458==    by 0x1210D3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43458==    by 0x123BD8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43458==    by 0x123AD3: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43458==    by 0x1240E7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43458==    by 0x11F8D5: main (TestPostProcessingWriter.cpp:18)
+==43458== 
+==43458== Open file descriptor 116:
+==43458==    <inherited from parent>
+==43458== 
+==43458== Open file descriptor 113:
+==43458==    <inherited from parent>
+==43458== 
+==43458== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPostProcessingWriter_valgrind.txt
+==43458==    <inherited from parent>
+==43458== 
+==43458== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43458==    <inherited from parent>
+==43458== 
+==43458== 
+==43458== HEAP SUMMARY:
+==43458==     in use at exit: 618,745 bytes in 8,244 blocks
+==43458==   total heap usage: 10,863,094 allocs, 10,854,850 frees, 11,717,759,297 bytes allocated
+==43458== 
+==43458== LEAK SUMMARY:
+==43458==    definitely lost: 0 bytes in 0 blocks
+==43458==    indirectly lost: 0 bytes in 0 blocks
+==43458==      possibly lost: 0 bytes in 0 blocks
+==43458==    still reachable: 24 bytes in 2 blocks
+==43458==         suppressed: 618,721 bytes in 8,242 blocks
+==43458== Reachable blocks (those to which a pointer was found) are not shown.
+==43458== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43458== 
+==43458== For lists of detected and suppressed errors, rerun with: -s
+==43458== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 98 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestPottsBasedCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPottsBasedCellPopulation_valgrind.txt
new file mode 100644
index 000000000..b5dff2644
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPottsBasedCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==26144== Memcheck, a memory error detector
+==26144== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26144== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26144== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestPottsBasedCellPopulation -malloc_debug -malloc_dump -memory_info
+==26144== Parent PID: 24004
+==26144== 
+==26144== 
+==26144== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26144== Open file descriptor 12:
+==26144==    at 0x10DE107D: pipe (pipe.c:29)
+==26144==    by 0x196B407D: ???
+==26144==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26144==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26144==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26144==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26144==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26144==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26144==    by 0x16AB57: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26144==    by 0x162E49: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26144==    by 0x166190: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26144==    by 0x166030: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26144==    by 0x1666C7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26144==    by 0x161265: main (TestPottsBasedCellPopulation.cpp:19)
+==26144== 
+==26144== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26144==    at 0x10DE5A1C: __open_nocancel (open64_nocancel.c:39)
+==26144==    by 0x10D69BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26144==    by 0xF13F822: ???
+==26144==    by 0xF13F96F: ???
+==26144==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26144==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26144==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26144==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26144==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26144==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26144==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26144==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26144==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26144==    by 0x16AB57: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26144==    by 0x162E49: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26144==    by 0x166190: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26144==    by 0x166030: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26144==    by 0x1666C7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26144==    by 0x161265: main (TestPottsBasedCellPopulation.cpp:19)
+==26144== 
+==26144== Open file descriptor 116:
+==26144==    <inherited from parent>
+==26144== 
+==26144== Open file descriptor 113:
+==26144==    <inherited from parent>
+==26144== 
+==26144== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPottsBasedCellPopulation_valgrind.txt
+==26144==    <inherited from parent>
+==26144== 
+==26144== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26144==    <inherited from parent>
+==26144== 
+==26144== 
+==26144== HEAP SUMMARY:
+==26144==     in use at exit: 618,354 bytes in 8,239 blocks
+==26144==   total heap usage: 74,956 allocs, 66,717 frees, 1,343,982,952 bytes allocated
+==26144== 
+==26144== LEAK SUMMARY:
+==26144==    definitely lost: 0 bytes in 0 blocks
+==26144==    indirectly lost: 0 bytes in 0 blocks
+==26144==      possibly lost: 0 bytes in 0 blocks
+==26144==    still reachable: 56 bytes in 3 blocks
+==26144==         suppressed: 618,298 bytes in 8,236 blocks
+==26144== Reachable blocks (those to which a pointer was found) are not shown.
+==26144== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26144== 
+==26144== For lists of detected and suppressed errors, rerun with: -s
+==26144== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestPottsBasedCryptSimulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPottsBasedCryptSimulation_valgrind.txt
new file mode 100644
index 000000000..35dd3c31d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPottsBasedCryptSimulation_valgrind.txt
@@ -0,0 +1,73 @@
+==40737== Memcheck, a memory error detector
+==40737== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40737== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40737== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestPottsBasedCryptSimulation -malloc_debug -malloc_dump -memory_info
+==40737== Parent PID: 24004
+==40737== 
+==40737== 
+==40737== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40737== Open file descriptor 12:
+==40737==    at 0x110C107D: pipe (pipe.c:29)
+==40737==    by 0x1B37507D: ???
+==40737==    by 0x165854CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40737==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40737==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40737==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40737==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40737==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40737==    by 0x122076: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40737==    by 0x11D6B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40737==    by 0x11FAA6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40737==    by 0x11F9A1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40737==    by 0x11FFB5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40737==    by 0x11BEB5: main (TestPottsBasedCryptSimulation.cpp:18)
+==40737== 
+==40737== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40737==    at 0x110C5A1C: __open_nocancel (open64_nocancel.c:39)
+==40737==    by 0x11049BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40737==    by 0x109FF822: ???
+==40737==    by 0x109FF96F: ???
+==40737==    by 0x1662A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40737==    by 0x1662A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40737==    by 0x165E0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40737==    by 0x165852DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40737==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40737==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40737==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40737==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40737==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40737==    by 0x122076: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40737==    by 0x11D6B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40737==    by 0x11FAA6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40737==    by 0x11F9A1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40737==    by 0x11FFB5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40737==    by 0x11BEB5: main (TestPottsBasedCryptSimulation.cpp:18)
+==40737== 
+==40737== Open file descriptor 116:
+==40737==    <inherited from parent>
+==40737== 
+==40737== Open file descriptor 113:
+==40737==    <inherited from parent>
+==40737== 
+==40737== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPottsBasedCryptSimulation_valgrind.txt
+==40737==    <inherited from parent>
+==40737== 
+==40737== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40737==    <inherited from parent>
+==40737== 
+==40737== 
+==40737== HEAP SUMMARY:
+==40737==     in use at exit: 618,377 bytes in 8,236 blocks
+==40737==   total heap usage: 46,840,659 allocs, 46,832,423 frees, 5,592,617,439 bytes allocated
+==40737== 
+==40737== LEAK SUMMARY:
+==40737==    definitely lost: 0 bytes in 0 blocks
+==40737==    indirectly lost: 0 bytes in 0 blocks
+==40737==      possibly lost: 0 bytes in 0 blocks
+==40737==    still reachable: 136 bytes in 4 blocks
+==40737==         suppressed: 618,241 bytes in 8,232 blocks
+==40737== Reachable blocks (those to which a pointer was found) are not shown.
+==40737== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40737== 
+==40737== For lists of detected and suppressed errors, rerun with: -s
+==40737== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestPottsElement_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPottsElement_valgrind.txt
new file mode 100644
index 000000000..308c41e5a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPottsElement_valgrind.txt
@@ -0,0 +1,73 @@
+==25780== Memcheck, a memory error detector
+==25780== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25780== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25780== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestPottsElement -malloc_debug -malloc_dump -memory_info
+==25780== Parent PID: 24004
+==25780== 
+==25780== 
+==25780== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25780== Open file descriptor 12:
+==25780==    at 0xF4BC07D: pipe (pipe.c:29)
+==25780==    by 0x196B407D: ???
+==25780==    by 0x14C6F4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25780==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25780==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25780==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25780==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25780==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25780==    by 0x11A5B4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25780==    by 0x115A6D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25780==    by 0x118520: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25780==    by 0x1183C0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25780==    by 0x118A57: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25780==    by 0x113E95: main (TestPottsElement.cpp:19)
+==25780== 
+==25780== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25780==    at 0xF4C0A1C: __open_nocancel (open64_nocancel.c:39)
+==25780==    by 0xF444BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25780==    by 0xF13F822: ???
+==25780==    by 0xF13F96F: ???
+==25780==    by 0x14D146DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25780==    by 0x14D14938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25780==    by 0x14CCA922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25780==    by 0x14C6F2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25780==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25780==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25780==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25780==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25780==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25780==    by 0x11A5B4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25780==    by 0x115A6D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25780==    by 0x118520: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25780==    by 0x1183C0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25780==    by 0x118A57: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25780==    by 0x113E95: main (TestPottsElement.cpp:19)
+==25780== 
+==25780== Open file descriptor 116:
+==25780==    <inherited from parent>
+==25780== 
+==25780== Open file descriptor 113:
+==25780==    <inherited from parent>
+==25780== 
+==25780== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPottsElement_valgrind.txt
+==25780==    <inherited from parent>
+==25780== 
+==25780== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25780==    <inherited from parent>
+==25780== 
+==25780== 
+==25780== HEAP SUMMARY:
+==25780==     in use at exit: 618,322 bytes in 8,238 blocks
+==25780==   total heap usage: 53,130 allocs, 44,892 frees, 1,338,897,132 bytes allocated
+==25780== 
+==25780== LEAK SUMMARY:
+==25780==    definitely lost: 0 bytes in 0 blocks
+==25780==    indirectly lost: 0 bytes in 0 blocks
+==25780==      possibly lost: 0 bytes in 0 blocks
+==25780==    still reachable: 24 bytes in 2 blocks
+==25780==         suppressed: 618,298 bytes in 8,236 blocks
+==25780== Reachable blocks (those to which a pointer was found) are not shown.
+==25780== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25780== 
+==25780== For lists of detected and suppressed errors, rerun with: -s
+==25780== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestPottsMeshGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPottsMeshGenerator_valgrind.txt
new file mode 100644
index 000000000..f7531b9c1
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPottsMeshGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==25834== Memcheck, a memory error detector
+==25834== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25834== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25834== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestPottsMeshGenerator -malloc_debug -malloc_dump -memory_info
+==25834== Parent PID: 24004
+==25834== 
+==25834== 
+==25834== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25834== Open file descriptor 12:
+==25834==    at 0xF4BC07D: pipe (pipe.c:29)
+==25834==    by 0x196B407D: ???
+==25834==    by 0x14C6F4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25834==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25834==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25834==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25834==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25834==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25834==    by 0x118EF2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25834==    by 0x1145AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25834==    by 0x116DAC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25834==    by 0x116C4D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25834==    by 0x1172E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25834==    by 0x1129D5: main (TestPottsMeshGenerator.cpp:19)
+==25834== 
+==25834== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25834==    at 0xF4C0A1C: __open_nocancel (open64_nocancel.c:39)
+==25834==    by 0xF444BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25834==    by 0xF13F822: ???
+==25834==    by 0xF13F96F: ???
+==25834==    by 0x14D146DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25834==    by 0x14D14938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25834==    by 0x14CCA922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25834==    by 0x14C6F2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25834==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25834==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25834==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25834==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25834==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25834==    by 0x118EF2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25834==    by 0x1145AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25834==    by 0x116DAC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25834==    by 0x116C4D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25834==    by 0x1172E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25834==    by 0x1129D5: main (TestPottsMeshGenerator.cpp:19)
+==25834== 
+==25834== Open file descriptor 116:
+==25834==    <inherited from parent>
+==25834== 
+==25834== Open file descriptor 113:
+==25834==    <inherited from parent>
+==25834== 
+==25834== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPottsMeshGenerator_valgrind.txt
+==25834==    <inherited from parent>
+==25834== 
+==25834== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25834==    <inherited from parent>
+==25834== 
+==25834== 
+==25834== HEAP SUMMARY:
+==25834==     in use at exit: 618,322 bytes in 8,238 blocks
+==25834==   total heap usage: 154,741 allocs, 146,503 frees, 1,343,497,357 bytes allocated
+==25834== 
+==25834== LEAK SUMMARY:
+==25834==    definitely lost: 0 bytes in 0 blocks
+==25834==    indirectly lost: 0 bytes in 0 blocks
+==25834==      possibly lost: 0 bytes in 0 blocks
+==25834==    still reachable: 24 bytes in 2 blocks
+==25834==         suppressed: 618,298 bytes in 8,236 blocks
+==25834== Reachable blocks (those to which a pointer was found) are not shown.
+==25834== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25834== 
+==25834== For lists of detected and suppressed errors, rerun with: -s
+==25834== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestPottsMeshReader_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPottsMeshReader_valgrind.txt
new file mode 100644
index 000000000..6e139e1a9
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPottsMeshReader_valgrind.txt
@@ -0,0 +1,73 @@
+==25845== Memcheck, a memory error detector
+==25845== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25845== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25845== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestPottsMeshReader -malloc_debug -malloc_dump -memory_info
+==25845== Parent PID: 24004
+==25845== 
+==25845== 
+==25845== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25845== Open file descriptor 12:
+==25845==    at 0xF4BC07D: pipe (pipe.c:29)
+==25845==    by 0x196B407D: ???
+==25845==    by 0x14C6F4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25845==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25845==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25845==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25845==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25845==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25845==    by 0x118F5E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25845==    by 0x11450D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25845==    by 0x116FE0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25845==    by 0x116E80: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25845==    by 0x117517: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25845==    by 0x112935: main (TestPottsMeshReader.cpp:19)
+==25845== 
+==25845== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25845==    at 0xF4C0A1C: __open_nocancel (open64_nocancel.c:39)
+==25845==    by 0xF444BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25845==    by 0xF13F822: ???
+==25845==    by 0xF13F96F: ???
+==25845==    by 0x14D146DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25845==    by 0x14D14938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25845==    by 0x14CCA922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25845==    by 0x14C6F2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25845==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25845==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25845==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25845==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25845==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25845==    by 0x118F5E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25845==    by 0x11450D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25845==    by 0x116FE0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25845==    by 0x116E80: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25845==    by 0x117517: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25845==    by 0x112935: main (TestPottsMeshReader.cpp:19)
+==25845== 
+==25845== Open file descriptor 116:
+==25845==    <inherited from parent>
+==25845== 
+==25845== Open file descriptor 113:
+==25845==    <inherited from parent>
+==25845== 
+==25845== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPottsMeshReader_valgrind.txt
+==25845==    <inherited from parent>
+==25845== 
+==25845== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25845==    <inherited from parent>
+==25845== 
+==25845== 
+==25845== HEAP SUMMARY:
+==25845==     in use at exit: 618,322 bytes in 8,238 blocks
+==25845==   total heap usage: 53,378 allocs, 45,140 frees, 1,339,154,773 bytes allocated
+==25845== 
+==25845== LEAK SUMMARY:
+==25845==    definitely lost: 0 bytes in 0 blocks
+==25845==    indirectly lost: 0 bytes in 0 blocks
+==25845==      possibly lost: 0 bytes in 0 blocks
+==25845==    still reachable: 24 bytes in 2 blocks
+==25845==         suppressed: 618,298 bytes in 8,236 blocks
+==25845== Reachable blocks (those to which a pointer was found) are not shown.
+==25845== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25845== 
+==25845== For lists of detected and suppressed errors, rerun with: -s
+==25845== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestPottsMeshWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPottsMeshWriter_valgrind.txt
new file mode 100644
index 000000000..611946ea7
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPottsMeshWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==25852== Memcheck, a memory error detector
+==25852== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25852== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25852== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestPottsMeshWriter -malloc_debug -malloc_dump -memory_info
+==25852== Parent PID: 24004
+==25852== 
+==25852== 
+==25852== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25852== Open file descriptor 12:
+==25852==    at 0x10CB807D: pipe (pipe.c:29)
+==25852==    by 0x196B407D: ???
+==25852==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25852==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25852==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25852==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==25852==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25852==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25852==    by 0x11BA1F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25852==    by 0x1156B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25852==    by 0x117F02: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25852==    by 0x117DFD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25852==    by 0x118411: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25852==    by 0x113EB5: main (TestPottsMeshWriter.cpp:18)
+==25852== 
+==25852== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25852==    at 0x10CBCA1C: __open_nocancel (open64_nocancel.c:39)
+==25852==    by 0x10C40BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25852==    by 0x104BD822: ???
+==25852==    by 0x104BD96F: ???
+==25852==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25852==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25852==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25852==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25852==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25852==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25852==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==25852==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25852==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25852==    by 0x11BA1F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25852==    by 0x1156B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25852==    by 0x117F02: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25852==    by 0x117DFD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25852==    by 0x118411: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25852==    by 0x113EB5: main (TestPottsMeshWriter.cpp:18)
+==25852== 
+==25852== Open file descriptor 116:
+==25852==    <inherited from parent>
+==25852== 
+==25852== Open file descriptor 113:
+==25852==    <inherited from parent>
+==25852== 
+==25852== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPottsMeshWriter_valgrind.txt
+==25852==    <inherited from parent>
+==25852== 
+==25852== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25852==    <inherited from parent>
+==25852== 
+==25852== 
+==25852== HEAP SUMMARY:
+==25852==     in use at exit: 618,322 bytes in 8,238 blocks
+==25852==   total heap usage: 54,557 allocs, 46,319 frees, 1,339,582,241 bytes allocated
+==25852== 
+==25852== LEAK SUMMARY:
+==25852==    definitely lost: 0 bytes in 0 blocks
+==25852==    indirectly lost: 0 bytes in 0 blocks
+==25852==      possibly lost: 0 bytes in 0 blocks
+==25852==    still reachable: 24 bytes in 2 blocks
+==25852==         suppressed: 618,298 bytes in 8,236 blocks
+==25852== Reachable blocks (those to which a pointer was found) are not shown.
+==25852== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25852== 
+==25852== For lists of detected and suppressed errors, rerun with: -s
+==25852== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestPottsMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPottsMesh_valgrind.txt
new file mode 100644
index 000000000..ef68c26a9
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPottsMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==25807== Memcheck, a memory error detector
+==25807== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25807== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25807== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestPottsMesh -malloc_debug -malloc_dump -memory_info
+==25807== Parent PID: 24004
+==25807== 
+==25807== 
+==25807== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25807== Open file descriptor 12:
+==25807==    at 0xF4FE07D: pipe (pipe.c:29)
+==25807==    by 0x196B407D: ???
+==25807==    by 0x14C6F4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25807==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25807==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25807==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25807==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25807==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25807==    by 0x1387B2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25807==    by 0x13323D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25807==    by 0x136272: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25807==    by 0x136112: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25807==    by 0x1367A9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25807==    by 0x131665: main (TestPottsMesh.cpp:19)
+==25807== 
+==25807== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25807==    at 0xF502A1C: __open_nocancel (open64_nocancel.c:39)
+==25807==    by 0xF486BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25807==    by 0xF13F822: ???
+==25807==    by 0xF13F96F: ???
+==25807==    by 0x14D146DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25807==    by 0x14D14938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25807==    by 0x14CCA922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25807==    by 0x14C6F2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25807==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25807==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25807==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25807==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25807==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25807==    by 0x1387B2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25807==    by 0x13323D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25807==    by 0x136272: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25807==    by 0x136112: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25807==    by 0x1367A9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25807==    by 0x131665: main (TestPottsMesh.cpp:19)
+==25807== 
+==25807== Open file descriptor 116:
+==25807==    <inherited from parent>
+==25807== 
+==25807== Open file descriptor 113:
+==25807==    <inherited from parent>
+==25807== 
+==25807== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPottsMesh_valgrind.txt
+==25807==    <inherited from parent>
+==25807== 
+==25807== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25807==    <inherited from parent>
+==25807== 
+==25807== 
+==25807== HEAP SUMMARY:
+==25807==     in use at exit: 618,322 bytes in 8,238 blocks
+==25807==   total heap usage: 79,312 allocs, 71,074 frees, 1,340,374,505 bytes allocated
+==25807== 
+==25807== LEAK SUMMARY:
+==25807==    definitely lost: 0 bytes in 0 blocks
+==25807==    indirectly lost: 0 bytes in 0 blocks
+==25807==      possibly lost: 0 bytes in 0 blocks
+==25807==    still reachable: 24 bytes in 2 blocks
+==25807==         suppressed: 618,298 bytes in 8,236 blocks
+==25807== Reachable blocks (those to which a pointer was found) are not shown.
+==25807== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25807== 
+==25807== For lists of detected and suppressed errors, rerun with: -s
+==25807== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestPottsUpdateRules_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPottsUpdateRules_valgrind.txt
new file mode 100644
index 000000000..274e90ccf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPottsUpdateRules_valgrind.txt
@@ -0,0 +1,73 @@
+==26145== Memcheck, a memory error detector
+==26145== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26145== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26145== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestPottsUpdateRules -malloc_debug -malloc_dump -memory_info
+==26145== Parent PID: 24004
+==26145== 
+==26145== 
+==26145== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26145== Open file descriptor 12:
+==26145==    at 0xF09707D: pipe (pipe.c:29)
+==26145==    by 0x196B507D: ???
+==26145==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26145==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26145==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26145==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==26145==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26145==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26145==    by 0x133C55: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26145==    by 0x12C93D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26145==    by 0x12F6BE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26145==    by 0x12F55E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26145==    by 0x12FBF5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26145==    by 0x12AD65: main (TestPottsUpdateRules.cpp:19)
+==26145== 
+==26145== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26145==    at 0xF09BA1C: __open_nocancel (open64_nocancel.c:39)
+==26145==    by 0xF01FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26145==    by 0xD4DA822: ???
+==26145==    by 0xD4DA96F: ???
+==26145==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26145==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26145==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26145==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26145==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26145==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26145==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==26145==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26145==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26145==    by 0x133C55: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26145==    by 0x12C93D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26145==    by 0x12F6BE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26145==    by 0x12F55E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26145==    by 0x12FBF5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26145==    by 0x12AD65: main (TestPottsUpdateRules.cpp:19)
+==26145== 
+==26145== Open file descriptor 116:
+==26145==    <inherited from parent>
+==26145== 
+==26145== Open file descriptor 113:
+==26145==    <inherited from parent>
+==26145== 
+==26145== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPottsUpdateRules_valgrind.txt
+==26145==    <inherited from parent>
+==26145== 
+==26145== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26145==    <inherited from parent>
+==26145== 
+==26145== 
+==26145== HEAP SUMMARY:
+==26145==     in use at exit: 618,354 bytes in 8,239 blocks
+==26145==   total heap usage: 67,527 allocs, 59,288 frees, 1,339,983,135 bytes allocated
+==26145== 
+==26145== LEAK SUMMARY:
+==26145==    definitely lost: 0 bytes in 0 blocks
+==26145==    indirectly lost: 0 bytes in 0 blocks
+==26145==      possibly lost: 0 bytes in 0 blocks
+==26145==    still reachable: 56 bytes in 3 blocks
+==26145==         suppressed: 618,298 bytes in 8,236 blocks
+==26145== Reachable blocks (those to which a pointer was found) are not shown.
+==26145== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26145== 
+==26145== For lists of detected and suppressed errors, rerun with: -s
+==26145== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestProblemDefinitions_valgrind.txt b/log-files/2024-10-08_17-23-11/TestProblemDefinitions_valgrind.txt
new file mode 100644
index 000000000..368a867ba
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestProblemDefinitions_valgrind.txt
@@ -0,0 +1,73 @@
+==25323== Memcheck, a memory error detector
+==25323== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25323== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25323== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/continuum_mechanics/test/TestProblemDefinitions -malloc_debug -malloc_dump -memory_info
+==25323== Parent PID: 24004
+==25323== 
+==25323== 
+==25323== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25323== Open file descriptor 12:
+==25323==    at 0x6EC307D: pipe (pipe.c:29)
+==25323==    by 0x106DF07D: ???
+==25323==    by 0xBFF44CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25323==    by 0x88AC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25323==    by 0x8845D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25323==    by 0x74FAD38: PetscInitialize (pinit.c:924)
+==25323==    by 0x66DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25323==    by 0x66DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25323==    by 0x12BCDE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25323==    by 0x126D2B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25323==    by 0x12992C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25323==    by 0x1297CC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25323==    by 0x129E63: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25323==    by 0x124F95: main (TestProblemDefinitions.cpp:19)
+==25323== 
+==25323== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25323==    at 0x6EC7A1C: __open_nocancel (open64_nocancel.c:39)
+==25323==    by 0x6E4BBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25323==    by 0x671A822: ???
+==25323==    by 0x671A96F: ???
+==25323==    by 0xC0996DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25323==    by 0xC099938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25323==    by 0xC04F922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25323==    by 0xBFF42DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25323==    by 0x88AC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25323==    by 0x8845D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25323==    by 0x74FAD38: PetscInitialize (pinit.c:924)
+==25323==    by 0x66DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25323==    by 0x66DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25323==    by 0x12BCDE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25323==    by 0x126D2B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25323==    by 0x12992C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25323==    by 0x1297CC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25323==    by 0x129E63: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25323==    by 0x124F95: main (TestProblemDefinitions.cpp:19)
+==25323== 
+==25323== Open file descriptor 116:
+==25323==    <inherited from parent>
+==25323== 
+==25323== Open file descriptor 113:
+==25323==    <inherited from parent>
+==25323== 
+==25323== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestProblemDefinitions_valgrind.txt
+==25323==    <inherited from parent>
+==25323== 
+==25323== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25323==    <inherited from parent>
+==25323== 
+==25323== 
+==25323== HEAP SUMMARY:
+==25323==     in use at exit: 618,274 bytes in 8,238 blocks
+==25323==   total heap usage: 48,560 allocs, 40,322 frees, 1,338,502,801 bytes allocated
+==25323== 
+==25323== LEAK SUMMARY:
+==25323==    definitely lost: 0 bytes in 0 blocks
+==25323==    indirectly lost: 0 bytes in 0 blocks
+==25323==      possibly lost: 0 bytes in 0 blocks
+==25323==    still reachable: 24 bytes in 2 blocks
+==25323==         suppressed: 618,250 bytes in 8,236 blocks
+==25323== Reachable blocks (those to which a pointer was found) are not shown.
+==25323== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25323== 
+==25323== For lists of detected and suppressed errors, rerun with: -s
+==25323== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestProgressReporter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestProgressReporter_valgrind.txt
new file mode 100644
index 000000000..a1600f7af
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestProgressReporter_valgrind.txt
@@ -0,0 +1,73 @@
+==24204== Memcheck, a memory error detector
+==24204== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24204== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24204== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestProgressReporter -malloc_debug -malloc_dump -memory_info
+==24204== Parent PID: 24004
+==24204== 
+==24204== 
+==24204== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24204== Open file descriptor 12:
+==24204==    at 0x616907D: pipe (pipe.c:29)
+==24204==    by 0xAEA507D: ???
+==24204==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24204==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24204==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24204==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24204==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24204==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24204==    by 0x118E11: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24204==    by 0x11280D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24204==    by 0x1150D4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24204==    by 0x114F74: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24204==    by 0x11560B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24204==    by 0x110C35: main (TestProgressReporter.cpp:19)
+==24204== 
+==24204== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24204==    at 0x616DA1C: __open_nocancel (open64_nocancel.c:39)
+==24204==    by 0x60F1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24204==    by 0x5CB3822: ???
+==24204==    by 0x5CB396F: ???
+==24204==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24204==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24204==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24204==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24204==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24204==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24204==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24204==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24204==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24204==    by 0x118E11: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24204==    by 0x11280D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24204==    by 0x1150D4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24204==    by 0x114F74: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24204==    by 0x11560B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24204==    by 0x110C35: main (TestProgressReporter.cpp:19)
+==24204== 
+==24204== Open file descriptor 116:
+==24204==    <inherited from parent>
+==24204== 
+==24204== Open file descriptor 113:
+==24204==    <inherited from parent>
+==24204== 
+==24204== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestProgressReporter_valgrind.txt
+==24204==    <inherited from parent>
+==24204== 
+==24204== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24204==    <inherited from parent>
+==24204== 
+==24204== 
+==24204== HEAP SUMMARY:
+==24204==     in use at exit: 617,842 bytes in 8,238 blocks
+==24204==   total heap usage: 45,066 allocs, 36,828 frees, 1,338,282,298 bytes allocated
+==24204== 
+==24204== LEAK SUMMARY:
+==24204==    definitely lost: 0 bytes in 0 blocks
+==24204==    indirectly lost: 0 bytes in 0 blocks
+==24204==      possibly lost: 0 bytes in 0 blocks
+==24204==    still reachable: 24 bytes in 2 blocks
+==24204==         suppressed: 617,818 bytes in 8,236 blocks
+==24204== Reachable blocks (those to which a pointer was found) are not shown.
+==24204== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24204== 
+==24204== For lists of detected and suppressed errors, rerun with: -s
+==24204== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestPropagationPropertiesCalculator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPropagationPropertiesCalculator_valgrind.txt
new file mode 100644
index 000000000..b41cc2758
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPropagationPropertiesCalculator_valgrind.txt
@@ -0,0 +1,36 @@
+==43467== Memcheck, a memory error detector
+==43467== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43467== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43467== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestPropagationPropertiesCalculator -malloc_debug -malloc_dump -memory_info
+==43467== Parent PID: 24004
+==43467== 
+==43467== 
+==43467== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==43467== Open file descriptor 116:
+==43467==    <inherited from parent>
+==43467== 
+==43467== Open file descriptor 113:
+==43467==    <inherited from parent>
+==43467== 
+==43467== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPropagationPropertiesCalculator_valgrind.txt
+==43467==    <inherited from parent>
+==43467== 
+==43467== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43467==    <inherited from parent>
+==43467== 
+==43467== 
+==43467== HEAP SUMMARY:
+==43467==     in use at exit: 24 bytes in 2 blocks
+==43467==   total heap usage: 14,997,641 allocs, 14,997,639 frees, 9,167,962,367 bytes allocated
+==43467== 
+==43467== LEAK SUMMARY:
+==43467==    definitely lost: 0 bytes in 0 blocks
+==43467==    indirectly lost: 0 bytes in 0 blocks
+==43467==      possibly lost: 0 bytes in 0 blocks
+==43467==    still reachable: 24 bytes in 2 blocks
+==43467==         suppressed: 0 bytes in 0 blocks
+==43467== Reachable blocks (those to which a pointer was found) are not shown.
+==43467== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43467== 
+==43467== For lists of detected and suppressed errors, rerun with: -s
+==43467== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestPseudoEcgCalculator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestPseudoEcgCalculator_valgrind.txt
new file mode 100644
index 000000000..791faadb5
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestPseudoEcgCalculator_valgrind.txt
@@ -0,0 +1,73 @@
+==43477== Memcheck, a memory error detector
+==43477== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43477== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43477== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestPseudoEcgCalculator -malloc_debug -malloc_dump -memory_info
+==43477== Parent PID: 24004
+==43477== 
+==43477== 
+==43477== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43477== Open file descriptor 12:
+==43477==    at 0xBB4C07D: pipe (pipe.c:29)
+==43477==    by 0x1432F07D: ???
+==43477==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43477==    by 0xBEC7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43477==    by 0xBE60D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43477==    by 0xA1DED38: PetscInitialize (pinit.c:924)
+==43477==    by 0xA0B51D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43477==    by 0xA0B5227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43477==    by 0x1233A4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43477==    by 0x11E38D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43477==    by 0x120E26: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43477==    by 0x120CC6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43477==    by 0x12135D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43477==    by 0x11C615: main (TestPseudoEcgCalculator.cpp:19)
+==43477== 
+==43477== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43477==    at 0xBB50A1C: __open_nocancel (open64_nocancel.c:39)
+==43477==    by 0xBAD4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43477==    by 0xB46E822: ???
+==43477==    by 0xB46E96F: ???
+==43477==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43477==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43477==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43477==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43477==    by 0xBEC7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43477==    by 0xBE60D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43477==    by 0xA1DED38: PetscInitialize (pinit.c:924)
+==43477==    by 0xA0B51D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43477==    by 0xA0B5227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43477==    by 0x1233A4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43477==    by 0x11E38D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43477==    by 0x120E26: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43477==    by 0x120CC6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43477==    by 0x12135D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43477==    by 0x11C615: main (TestPseudoEcgCalculator.cpp:19)
+==43477== 
+==43477== Open file descriptor 116:
+==43477==    <inherited from parent>
+==43477== 
+==43477== Open file descriptor 113:
+==43477==    <inherited from parent>
+==43477== 
+==43477== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestPseudoEcgCalculator_valgrind.txt
+==43477==    <inherited from parent>
+==43477== 
+==43477== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43477==    <inherited from parent>
+==43477== 
+==43477== 
+==43477== HEAP SUMMARY:
+==43477==     in use at exit: 618,818 bytes in 8,248 blocks
+==43477==   total heap usage: 282,960 allocs, 274,712 frees, 1,373,756,452 bytes allocated
+==43477== 
+==43477== LEAK SUMMARY:
+==43477==    definitely lost: 0 bytes in 0 blocks
+==43477==    indirectly lost: 0 bytes in 0 blocks
+==43477==      possibly lost: 0 bytes in 0 blocks
+==43477==    still reachable: 24 bytes in 2 blocks
+==43477==         suppressed: 618,794 bytes in 8,246 blocks
+==43477== Reachable blocks (those to which a pointer was found) are not shown.
+==43477== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43477== 
+==43477== For lists of detected and suppressed errors, rerun with: -s
+==43477== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 43 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestQuadraticBasisFunction_valgrind.txt b/log-files/2024-10-08_17-23-11/TestQuadraticBasisFunction_valgrind.txt
new file mode 100644
index 000000000..1e9f5073b
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestQuadraticBasisFunction_valgrind.txt
@@ -0,0 +1,73 @@
+==25244== Memcheck, a memory error detector
+==25244== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25244== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25244== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestQuadraticBasisFunction -malloc_debug -malloc_dump -memory_info
+==25244== Parent PID: 24004
+==25244== 
+==25244== 
+==25244== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25244== Open file descriptor 12:
+==25244==    at 0x6CB407D: pipe (pipe.c:29)
+==25244==    by 0x104DE07D: ???
+==25244==    by 0xC3264CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25244==    by 0x8728418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25244==    by 0x86C1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25244==    by 0x7003D38: PetscInitialize (pinit.c:924)
+==25244==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25244==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25244==    by 0x12166A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25244==    by 0x11D0F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25244==    by 0x11F5FE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25244==    by 0x11F4F9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25244==    by 0x11FB0D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25244==    by 0x11B8F5: main (TestQuadraticBasisFunction.cpp:18)
+==25244== 
+==25244== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25244==    at 0x6CB8A1C: __open_nocancel (open64_nocancel.c:39)
+==25244==    by 0x6C3CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25244==    by 0x6937822: ???
+==25244==    by 0x693796F: ???
+==25244==    by 0xC3CD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25244==    by 0xC3CD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25244==    by 0xC383922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25244==    by 0xC3262DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25244==    by 0x8728418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25244==    by 0x86C1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25244==    by 0x7003D38: PetscInitialize (pinit.c:924)
+==25244==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25244==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25244==    by 0x12166A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25244==    by 0x11D0F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25244==    by 0x11F5FE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25244==    by 0x11F4F9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25244==    by 0x11FB0D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25244==    by 0x11B8F5: main (TestQuadraticBasisFunction.cpp:18)
+==25244== 
+==25244== Open file descriptor 116:
+==25244==    <inherited from parent>
+==25244== 
+==25244== Open file descriptor 113:
+==25244==    <inherited from parent>
+==25244== 
+==25244== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestQuadraticBasisFunction_valgrind.txt
+==25244==    <inherited from parent>
+==25244== 
+==25244== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25244==    <inherited from parent>
+==25244== 
+==25244== 
+==25244== HEAP SUMMARY:
+==25244==     in use at exit: 618,258 bytes in 8,238 blocks
+==25244==   total heap usage: 47,376 allocs, 39,138 frees, 1,338,388,194 bytes allocated
+==25244== 
+==25244== LEAK SUMMARY:
+==25244==    definitely lost: 0 bytes in 0 blocks
+==25244==    indirectly lost: 0 bytes in 0 blocks
+==25244==      possibly lost: 0 bytes in 0 blocks
+==25244==    still reachable: 24 bytes in 2 blocks
+==25244==         suppressed: 618,234 bytes in 8,236 blocks
+==25244== Reachable blocks (those to which a pointer was found) are not shown.
+==25244== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25244== 
+==25244== For lists of detected and suppressed errors, rerun with: -s
+==25244== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestQuadraticMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestQuadraticMesh_valgrind.txt
new file mode 100644
index 000000000..b100cea65
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestQuadraticMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24478== Memcheck, a memory error detector
+==24478== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24478== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24478== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestQuadraticMesh -malloc_debug -malloc_dump -memory_info
+==24478== Parent PID: 24004
+==24478== 
+==24478== 
+==24478== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24478== Open file descriptor 12:
+==24478==    at 0x6D8507D: pipe (pipe.c:29)
+==24478==    by 0x100CC07D: ???
+==24478==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24478==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24478==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24478==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24478==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24478==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24478==    by 0x12FAA4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24478==    by 0x12A6FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24478==    by 0x12D700: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24478==    by 0x12D5A0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24478==    by 0x12DC37: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24478==    by 0x128B25: main (TestQuadraticMesh.cpp:19)
+==24478== 
+==24478== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24478==    at 0x6D89A1C: __open_nocancel (open64_nocancel.c:39)
+==24478==    by 0x6D0DBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24478==    by 0x6598822: ???
+==24478==    by 0x659896F: ???
+==24478==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24478==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24478==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24478==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24478==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24478==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24478==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24478==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24478==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24478==    by 0x12FAA4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24478==    by 0x12A6FD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24478==    by 0x12D700: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24478==    by 0x12D5A0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24478==    by 0x12DC37: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24478==    by 0x128B25: main (TestQuadraticMesh.cpp:19)
+==24478== 
+==24478== Open file descriptor 116:
+==24478==    <inherited from parent>
+==24478== 
+==24478== Open file descriptor 113:
+==24478==    <inherited from parent>
+==24478== 
+==24478== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestQuadraticMesh_valgrind.txt
+==24478==    <inherited from parent>
+==24478== 
+==24478== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24478==    <inherited from parent>
+==24478== 
+==24478== 
+==24478== HEAP SUMMARY:
+==24478==     in use at exit: 618,226 bytes in 8,238 blocks
+==24478==   total heap usage: 721,070 allocs, 712,832 frees, 1,393,906,852 bytes allocated
+==24478== 
+==24478== LEAK SUMMARY:
+==24478==    definitely lost: 0 bytes in 0 blocks
+==24478==    indirectly lost: 0 bytes in 0 blocks
+==24478==      possibly lost: 0 bytes in 0 blocks
+==24478==    still reachable: 24 bytes in 2 blocks
+==24478==         suppressed: 618,202 bytes in 8,236 blocks
+==24478== Reachable blocks (those to which a pointer was found) are not shown.
+==24478== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24478== 
+==24478== For lists of detected and suppressed errors, rerun with: -s
+==24478== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 2271 from 36)
diff --git a/log-files/2024-10-08_17-23-11/TestQuadraturePointsGroup_valgrind.txt b/log-files/2024-10-08_17-23-11/TestQuadraturePointsGroup_valgrind.txt
new file mode 100644
index 000000000..cd9edcc4a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestQuadraturePointsGroup_valgrind.txt
@@ -0,0 +1,73 @@
+==25245== Memcheck, a memory error detector
+==25245== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25245== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25245== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestQuadraturePointsGroup -malloc_debug -malloc_dump -memory_info
+==25245== Parent PID: 24004
+==25245== 
+==25245== 
+==25245== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25245== Open file descriptor 12:
+==25245==    at 0x6FF907D: pipe (pipe.c:29)
+==25245==    by 0x104DE07D: ???
+==25245==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25245==    by 0x8A6D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25245==    by 0x8A06D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25245==    by 0x7348D38: PetscInitialize (pinit.c:924)
+==25245==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25245==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25245==    by 0x11DFB0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25245==    by 0x11972D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25245==    by 0x11BD38: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25245==    by 0x11BBD8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25245==    by 0x11C26F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25245==    by 0x117B55: main (TestQuadraturePointsGroup.cpp:19)
+==25245== 
+==25245== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25245==    at 0x6FFDA1C: __open_nocancel (open64_nocancel.c:39)
+==25245==    by 0x6F81BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25245==    by 0x6937822: ???
+==25245==    by 0x693796F: ???
+==25245==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25245==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25245==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25245==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25245==    by 0x8A6D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25245==    by 0x8A06D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25245==    by 0x7348D38: PetscInitialize (pinit.c:924)
+==25245==    by 0x68FC1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25245==    by 0x68FC227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25245==    by 0x11DFB0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25245==    by 0x11972D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25245==    by 0x11BD38: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25245==    by 0x11BBD8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25245==    by 0x11C26F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25245==    by 0x117B55: main (TestQuadraturePointsGroup.cpp:19)
+==25245== 
+==25245== Open file descriptor 116:
+==25245==    <inherited from parent>
+==25245== 
+==25245== Open file descriptor 113:
+==25245==    <inherited from parent>
+==25245== 
+==25245== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestQuadraturePointsGroup_valgrind.txt
+==25245==    <inherited from parent>
+==25245== 
+==25245== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25245==    <inherited from parent>
+==25245== 
+==25245== 
+==25245== HEAP SUMMARY:
+==25245==     in use at exit: 618,258 bytes in 8,238 blocks
+==25245==   total heap usage: 48,442 allocs, 40,204 frees, 1,338,878,541 bytes allocated
+==25245== 
+==25245== LEAK SUMMARY:
+==25245==    definitely lost: 0 bytes in 0 blocks
+==25245==    indirectly lost: 0 bytes in 0 blocks
+==25245==      possibly lost: 0 bytes in 0 blocks
+==25245==    still reachable: 24 bytes in 2 blocks
+==25245==         suppressed: 618,234 bytes in 8,236 blocks
+==25245== Reachable blocks (those to which a pointer was found) are not shown.
+==25245== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25245== 
+==25245== For lists of detected and suppressed errors, rerun with: -s
+==25245== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestRKC21IvpOdeSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRKC21IvpOdeSolver_valgrind.txt
new file mode 100644
index 000000000..ff6b60d24
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRKC21IvpOdeSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25005== Memcheck, a memory error detector
+==25005== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25005== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25005== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestRKC21IvpOdeSolver -malloc_debug -malloc_dump -memory_info
+==25005== Parent PID: 24004
+==25005== 
+==25005== 
+==25005== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25005== Open file descriptor 12:
+==25005==    at 0x503907D: pipe (pipe.c:29)
+==25005==    by 0xB1E607D: ???
+==25005==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25005==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25005==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25005==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==25005==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25005==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25005==    by 0x127042: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25005==    by 0x1218DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25005==    by 0x1242C6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25005==    by 0x124167: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25005==    by 0x1247FD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25005==    by 0x11EEA5: main (TestRKC21IvpOdeSolver.cpp:19)
+==25005== 
+==25005== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25005==    at 0x503DA1C: __open_nocancel (open64_nocancel.c:39)
+==25005==    by 0x4FC1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25005==    by 0x4B77822: ???
+==25005==    by 0x4B7796F: ???
+==25005==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25005==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25005==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25005==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25005==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25005==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25005==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==25005==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25005==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25005==    by 0x127042: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25005==    by 0x1218DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25005==    by 0x1242C6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25005==    by 0x124167: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25005==    by 0x1247FD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25005==    by 0x11EEA5: main (TestRKC21IvpOdeSolver.cpp:19)
+==25005== 
+==25005== Open file descriptor 116:
+==25005==    <inherited from parent>
+==25005== 
+==25005== Open file descriptor 113:
+==25005==    <inherited from parent>
+==25005== 
+==25005== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRKC21IvpOdeSolver_valgrind.txt
+==25005==    <inherited from parent>
+==25005== 
+==25005== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25005==    <inherited from parent>
+==25005== 
+==25005== 
+==25005== HEAP SUMMARY:
+==25005==     in use at exit: 617,906 bytes in 8,238 blocks
+==25005==   total heap usage: 85,383 allocs, 77,145 frees, 1,339,006,010 bytes allocated
+==25005== 
+==25005== LEAK SUMMARY:
+==25005==    definitely lost: 0 bytes in 0 blocks
+==25005==    indirectly lost: 0 bytes in 0 blocks
+==25005==      possibly lost: 0 bytes in 0 blocks
+==25005==    still reachable: 24 bytes in 2 blocks
+==25005==         suppressed: 617,882 bytes in 8,236 blocks
+==25005== Reachable blocks (those to which a pointer was found) are not shown.
+==25005== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25005== 
+==25005== For lists of detected and suppressed errors, rerun with: -s
+==25005== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestRandomNumberGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRandomNumberGenerator_valgrind.txt
new file mode 100644
index 000000000..a7267dd7d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRandomNumberGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24208== Memcheck, a memory error detector
+==24208== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24208== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24208== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestRandomNumberGenerator -malloc_debug -malloc_dump -memory_info
+==24208== Parent PID: 24004
+==24208== 
+==24208== 
+==24208== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24208== Open file descriptor 12:
+==24208==    at 0x61AB07D: pipe (pipe.c:29)
+==24208==    by 0xAEA507D: ???
+==24208==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24208==    by 0x5DFA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24208==    by 0x5D93D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24208==    by 0x4A88D38: PetscInitialize (pinit.c:924)
+==24208==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24208==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24208==    by 0x122A91: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24208==    by 0x11DA0F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24208==    by 0x1202C2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24208==    by 0x1201BD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24208==    by 0x1207D1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24208==    by 0x11C205: main (TestRandomNumberGenerator.cpp:18)
+==24208== 
+==24208== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24208==    at 0x61AFA1C: __open_nocancel (open64_nocancel.c:39)
+==24208==    by 0x6133BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24208==    by 0x4935822: ???
+==24208==    by 0x493596F: ???
+==24208==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24208==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24208==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24208==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24208==    by 0x5DFA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24208==    by 0x5D93D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24208==    by 0x4A88D38: PetscInitialize (pinit.c:924)
+==24208==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24208==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24208==    by 0x122A91: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24208==    by 0x11DA0F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24208==    by 0x1202C2: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24208==    by 0x1201BD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24208==    by 0x1207D1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24208==    by 0x11C205: main (TestRandomNumberGenerator.cpp:18)
+==24208== 
+==24208== Open file descriptor 116:
+==24208==    <inherited from parent>
+==24208== 
+==24208== Open file descriptor 113:
+==24208==    <inherited from parent>
+==24208== 
+==24208== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRandomNumberGenerator_valgrind.txt
+==24208==    <inherited from parent>
+==24208== 
+==24208== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24208==    <inherited from parent>
+==24208== 
+==24208== 
+==24208== HEAP SUMMARY:
+==24208==     in use at exit: 620,394 bytes in 8,239 blocks
+==24208==   total heap usage: 45,035 allocs, 36,796 frees, 1,338,253,431 bytes allocated
+==24208== 
+==24208== LEAK SUMMARY:
+==24208==    definitely lost: 0 bytes in 0 blocks
+==24208==    indirectly lost: 0 bytes in 0 blocks
+==24208==      possibly lost: 0 bytes in 0 blocks
+==24208==    still reachable: 2,576 bytes in 3 blocks
+==24208==         suppressed: 617,818 bytes in 8,236 blocks
+==24208== Reachable blocks (those to which a pointer was found) are not shown.
+==24208== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24208== 
+==24208== For lists of detected and suppressed errors, rerun with: -s
+==24208== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestReplicatableVector_valgrind.txt b/log-files/2024-10-08_17-23-11/TestReplicatableVector_valgrind.txt
new file mode 100644
index 000000000..5aa02bca0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestReplicatableVector_valgrind.txt
@@ -0,0 +1,73 @@
+==24232== Memcheck, a memory error detector
+==24232== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24232== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24232== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestReplicatableVector -malloc_debug -malloc_dump -memory_info
+==24232== Parent PID: 24004
+==24232== 
+==24232== 
+==24232== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24232== Open file descriptor 12:
+==24232==    at 0x603207D: pipe (pipe.c:29)
+==24232==    by 0xAEA507D: ???
+==24232==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24232==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24232==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24232==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24232==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24232==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24232==    by 0x1121BE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24232==    by 0x10DD53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24232==    by 0x110288: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24232==    by 0x110183: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24232==    by 0x110797: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24232==    by 0x10C555: main (TestReplicatableVector.cpp:18)
+==24232== 
+==24232== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24232==    at 0x6036A1C: __open_nocancel (open64_nocancel.c:39)
+==24232==    by 0x5FBABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24232==    by 0x5CB3822: ???
+==24232==    by 0x5CB396F: ???
+==24232==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24232==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24232==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24232==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24232==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24232==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24232==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24232==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24232==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24232==    by 0x1121BE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24232==    by 0x10DD53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24232==    by 0x110288: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24232==    by 0x110183: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24232==    by 0x110797: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24232==    by 0x10C555: main (TestReplicatableVector.cpp:18)
+==24232== 
+==24232== Open file descriptor 116:
+==24232==    <inherited from parent>
+==24232== 
+==24232== Open file descriptor 113:
+==24232==    <inherited from parent>
+==24232== 
+==24232== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestReplicatableVector_valgrind.txt
+==24232==    <inherited from parent>
+==24232== 
+==24232== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24232==    <inherited from parent>
+==24232== 
+==24232== 
+==24232== HEAP SUMMARY:
+==24232==     in use at exit: 617,842 bytes in 8,238 blocks
+==24232==   total heap usage: 47,503 allocs, 39,265 frees, 1,338,613,482 bytes allocated
+==24232== 
+==24232== LEAK SUMMARY:
+==24232==    definitely lost: 0 bytes in 0 blocks
+==24232==    indirectly lost: 0 bytes in 0 blocks
+==24232==      possibly lost: 0 bytes in 0 blocks
+==24232==    still reachable: 24 bytes in 2 blocks
+==24232==         suppressed: 617,818 bytes in 8,236 blocks
+==24232== Reachable blocks (those to which a pointer was found) are not shown.
+==24232== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24232== 
+==24232== For lists of detected and suppressed errors, rerun with: -s
+==24232== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestRepresentativeImmersedBoundarySimulations_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRepresentativeImmersedBoundarySimulations_valgrind.txt
new file mode 100644
index 000000000..530bd6ccf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRepresentativeImmersedBoundarySimulations_valgrind.txt
@@ -0,0 +1,73 @@
+==26436== Memcheck, a memory error detector
+==26436== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26436== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26436== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestRepresentativeImmersedBoundarySimulations -malloc_debug -malloc_dump -memory_info
+==26436== Parent PID: 24004
+==26436== 
+==26436== 
+==26436== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26436== Open file descriptor 12:
+==26436==    at 0x10CB807D: pipe (pipe.c:29)
+==26436==    by 0x196B407D: ???
+==26436==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26436==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26436==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26436==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==26436==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26436==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26436==    by 0x12B28D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26436==    by 0x126793: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26436==    by 0x128B70: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26436==    by 0x128A6B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26436==    by 0x12907F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26436==    by 0x124F95: main (TestRepresentativeImmersedBoundarySimulations.cpp:18)
+==26436== 
+==26436== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26436==    at 0x10CBCA1C: __open_nocancel (open64_nocancel.c:39)
+==26436==    by 0x10C40BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26436==    by 0x104BD822: ???
+==26436==    by 0x104BD96F: ???
+==26436==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26436==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26436==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26436==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26436==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26436==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26436==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==26436==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26436==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26436==    by 0x12B28D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26436==    by 0x126793: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26436==    by 0x128B70: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26436==    by 0x128A6B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26436==    by 0x12907F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26436==    by 0x124F95: main (TestRepresentativeImmersedBoundarySimulations.cpp:18)
+==26436== 
+==26436== Open file descriptor 116:
+==26436==    <inherited from parent>
+==26436== 
+==26436== Open file descriptor 113:
+==26436==    <inherited from parent>
+==26436== 
+==26436== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRepresentativeImmersedBoundarySimulations_valgrind.txt
+==26436==    <inherited from parent>
+==26436== 
+==26436== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26436==    <inherited from parent>
+==26436== 
+==26436== 
+==26436== HEAP SUMMARY:
+==26436==     in use at exit: 618,281 bytes in 8,235 blocks
+==26436==   total heap usage: 2,315,232 allocs, 2,306,997 frees, 2,101,667,762 bytes allocated
+==26436== 
+==26436== LEAK SUMMARY:
+==26436==    definitely lost: 0 bytes in 0 blocks
+==26436==    indirectly lost: 0 bytes in 0 blocks
+==26436==      possibly lost: 0 bytes in 0 blocks
+==26436==    still reachable: 56 bytes in 3 blocks
+==26436==         suppressed: 618,225 bytes in 8,232 blocks
+==26436== Reachable blocks (those to which a pointer was found) are not shown.
+==26436== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26436== 
+==26436== For lists of detected and suppressed errors, rerun with: -s
+==26436== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestRestitutionStimuli_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRestitutionStimuli_valgrind.txt
new file mode 100644
index 000000000..6e00ff2a2
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRestitutionStimuli_valgrind.txt
@@ -0,0 +1,73 @@
+==43515== Memcheck, a memory error detector
+==43515== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43515== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43515== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestRestitutionStimuli -malloc_debug -malloc_dump -memory_info
+==43515== Parent PID: 24004
+==43515== 
+==43515== 
+==43515== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43515== Open file descriptor 12:
+==43515==    at 0x9A6807D: pipe (pipe.c:29)
+==43515==    by 0x1432F07D: ???
+==43515==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43515==    by 0x969B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43515==    by 0x9634D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43515==    by 0x832BD38: PetscInitialize (pinit.c:924)
+==43515==    by 0x819B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43515==    by 0x819B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43515==    by 0x1227E9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==43515==    by 0x11DA5D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43515==    by 0x12049C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43515==    by 0x12033C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43515==    by 0x1209D3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43515==    by 0x11BE85: main (TestRestitutionStimuli.cpp:19)
+==43515== 
+==43515== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43515==    at 0x9A6CA1C: __open_nocancel (open64_nocancel.c:39)
+==43515==    by 0x99F0BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43515==    by 0x81D6822: ???
+==43515==    by 0x81D696F: ???
+==43515==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43515==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43515==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43515==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43515==    by 0x969B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43515==    by 0x9634D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43515==    by 0x832BD38: PetscInitialize (pinit.c:924)
+==43515==    by 0x819B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43515==    by 0x819B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43515==    by 0x1227E9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==43515==    by 0x11DA5D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43515==    by 0x12049C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43515==    by 0x12033C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43515==    by 0x1209D3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43515==    by 0x11BE85: main (TestRestitutionStimuli.cpp:19)
+==43515== 
+==43515== Open file descriptor 116:
+==43515==    <inherited from parent>
+==43515== 
+==43515== Open file descriptor 113:
+==43515==    <inherited from parent>
+==43515== 
+==43515== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRestitutionStimuli_valgrind.txt
+==43515==    <inherited from parent>
+==43515== 
+==43515== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43515==    <inherited from parent>
+==43515== 
+==43515== 
+==43515== HEAP SUMMARY:
+==43515==     in use at exit: 618,338 bytes in 8,238 blocks
+==43515==   total heap usage: 49,253 allocs, 41,015 frees, 1,338,586,844 bytes allocated
+==43515== 
+==43515== LEAK SUMMARY:
+==43515==    definitely lost: 0 bytes in 0 blocks
+==43515==    indirectly lost: 0 bytes in 0 blocks
+==43515==      possibly lost: 0 bytes in 0 blocks
+==43515==    still reachable: 24 bytes in 2 blocks
+==43515==         suppressed: 618,314 bytes in 8,236 blocks
+==43515== Reachable blocks (those to which a pointer was found) are not shown.
+==43515== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43515== 
+==43515== For lists of detected and suppressed errors, rerun with: -s
+==43515== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestRungeKuttaFehlbergIvpOdeSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRungeKuttaFehlbergIvpOdeSolver_valgrind.txt
new file mode 100644
index 000000000..722ba1bdf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRungeKuttaFehlbergIvpOdeSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25006== Memcheck, a memory error detector
+==25006== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25006== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25006== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestRungeKuttaFehlbergIvpOdeSolver -malloc_debug -malloc_dump -memory_info
+==25006== Parent PID: 24004
+==25006== 
+==25006== 
+==25006== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25006== Open file descriptor 12:
+==25006==    at 0x64F007D: pipe (pipe.c:29)
+==25006==    by 0xB1E407D: ???
+==25006==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25006==    by 0x603C418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25006==    by 0x5FD5D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25006==    by 0x4CCCD38: PetscInitialize (pinit.c:924)
+==25006==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25006==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25006==    by 0x129E27: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25006==    by 0x123D15: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25006==    by 0x126B50: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25006==    by 0x1269F0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25006==    by 0x127087: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25006==    by 0x121085: main (TestRungeKuttaFehlbergIvpOdeSolver.cpp:19)
+==25006== 
+==25006== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25006==    at 0x64F4A1C: __open_nocancel (open64_nocancel.c:39)
+==25006==    by 0x6478BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25006==    by 0x4B77822: ???
+==25006==    by 0x4B7796F: ???
+==25006==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25006==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25006==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25006==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25006==    by 0x603C418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25006==    by 0x5FD5D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25006==    by 0x4CCCD38: PetscInitialize (pinit.c:924)
+==25006==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25006==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25006==    by 0x129E27: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25006==    by 0x123D15: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25006==    by 0x126B50: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25006==    by 0x1269F0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25006==    by 0x127087: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25006==    by 0x121085: main (TestRungeKuttaFehlbergIvpOdeSolver.cpp:19)
+==25006== 
+==25006== Open file descriptor 116:
+==25006==    <inherited from parent>
+==25006== 
+==25006== Open file descriptor 113:
+==25006==    <inherited from parent>
+==25006== 
+==25006== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRungeKuttaFehlbergIvpOdeSolver_valgrind.txt
+==25006==    <inherited from parent>
+==25006== 
+==25006== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25006==    <inherited from parent>
+==25006== 
+==25006== 
+==25006== HEAP SUMMARY:
+==25006==     in use at exit: 617,906 bytes in 8,238 blocks
+==25006==   total heap usage: 45,767 allocs, 37,529 frees, 1,338,244,561 bytes allocated
+==25006== 
+==25006== LEAK SUMMARY:
+==25006==    definitely lost: 0 bytes in 0 blocks
+==25006==    indirectly lost: 0 bytes in 0 blocks
+==25006==      possibly lost: 0 bytes in 0 blocks
+==25006==    still reachable: 24 bytes in 2 blocks
+==25006==         suppressed: 617,882 bytes in 8,236 blocks
+==25006== Reachable blocks (those to which a pointer was found) are not shown.
+==25006== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25006== 
+==25006== For lists of detected and suppressed errors, rerun with: -s
+==25006== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningContactInhibitionSimulationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningContactInhibitionSimulationsTutorial_valgrind.txt
new file mode 100644
index 000000000..d20876ee7
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningContactInhibitionSimulationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40010== Memcheck, a memory error detector
+==40010== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40010== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40010== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestRunningContactInhibitionSimulationsTutorial -malloc_debug -malloc_dump -memory_info
+==40010== Parent PID: 24004
+==40010== 
+==40010== 
+==40010== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40010== Open file descriptor 12:
+==40010==    at 0x10D9F07D: pipe (pipe.c:29)
+==40010==    by 0x196B407D: ???
+==40010==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40010==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40010==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40010==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40010==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40010==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40010==    by 0x128209: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40010==    by 0x123673: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40010==    by 0x1259CE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40010==    by 0x1258CA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40010==    by 0x125EDD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40010==    by 0x121E75: main (TestRunningContactInhibitionSimulationsTutorial.cpp:18)
+==40010== 
+==40010== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40010==    at 0x10DA3A1C: __open_nocancel (open64_nocancel.c:39)
+==40010==    by 0x10D27BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40010==    by 0x104BD822: ???
+==40010==    by 0x104BD96F: ???
+==40010==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40010==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40010==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40010==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40010==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40010==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40010==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40010==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40010==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40010==    by 0x128209: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40010==    by 0x123673: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40010==    by 0x1259CE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40010==    by 0x1258CA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40010==    by 0x125EDD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40010==    by 0x121E75: main (TestRunningContactInhibitionSimulationsTutorial.cpp:18)
+==40010== 
+==40010== Open file descriptor 116:
+==40010==    <inherited from parent>
+==40010== 
+==40010== Open file descriptor 113:
+==40010==    <inherited from parent>
+==40010== 
+==40010== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningContactInhibitionSimulationsTutorial_valgrind.txt
+==40010==    <inherited from parent>
+==40010== 
+==40010== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40010==    <inherited from parent>
+==40010== 
+==40010== 
+==40010== HEAP SUMMARY:
+==40010==     in use at exit: 618,281 bytes in 8,235 blocks
+==40010==   total heap usage: 11,260,187 allocs, 11,251,952 frees, 4,769,460,814 bytes allocated
+==40010== 
+==40010== LEAK SUMMARY:
+==40010==    definitely lost: 0 bytes in 0 blocks
+==40010==    indirectly lost: 0 bytes in 0 blocks
+==40010==      possibly lost: 0 bytes in 0 blocks
+==40010==    still reachable: 56 bytes in 3 blocks
+==40010==         suppressed: 618,225 bytes in 8,232 blocks
+==40010== Reachable blocks (those to which a pointer was found) are not shown.
+==40010== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40010== 
+==40010== For lists of detected and suppressed errors, rerun with: -s
+==40010== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningCryptSimulationsWithMutationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningCryptSimulationsWithMutationsTutorial_valgrind.txt
new file mode 100644
index 000000000..302ea30f2
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningCryptSimulationsWithMutationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40927== Memcheck, a memory error detector
+==40927== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40927== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40927== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestRunningCryptSimulationsWithMutationsTutorial -malloc_debug -malloc_dump -memory_info
+==40927== Parent PID: 24004
+==40927== 
+==40927== 
+==40927== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40927== Open file descriptor 12:
+==40927==    at 0x1257807D: pipe (pipe.c:29)
+==40927==    by 0x1B37607D: ???
+==40927==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40927==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40927==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40927==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40927==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40927==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40927==    by 0x123E95: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40927==    by 0x11F713: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40927==    by 0x12197C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40927==    by 0x121878: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40927==    by 0x121E8B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40927==    by 0x11DF15: main (TestRunningCryptSimulationsWithMutationsTutorial.cpp:18)
+==40927== 
+==40927== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40927==    at 0x1257CA1C: __open_nocancel (open64_nocancel.c:39)
+==40927==    by 0x12500BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40927==    by 0x11D7D822: ???
+==40927==    by 0x11D7D96F: ???
+==40927==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40927==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40927==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40927==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40927==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40927==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40927==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40927==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40927==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40927==    by 0x123E95: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40927==    by 0x11F713: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40927==    by 0x12197C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40927==    by 0x121878: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40927==    by 0x121E8B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40927==    by 0x11DF15: main (TestRunningCryptSimulationsWithMutationsTutorial.cpp:18)
+==40927== 
+==40927== Open file descriptor 116:
+==40927==    <inherited from parent>
+==40927== 
+==40927== Open file descriptor 113:
+==40927==    <inherited from parent>
+==40927== 
+==40927== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningCryptSimulationsWithMutationsTutorial_valgrind.txt
+==40927==    <inherited from parent>
+==40927== 
+==40927== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40927==    <inherited from parent>
+==40927== 
+==40927== 
+==40927== HEAP SUMMARY:
+==40927==     in use at exit: 618,297 bytes in 8,235 blocks
+==40927==   total heap usage: 16,190,851 allocs, 16,182,616 frees, 2,829,843,147 bytes allocated
+==40927== 
+==40927== LEAK SUMMARY:
+==40927==    definitely lost: 0 bytes in 0 blocks
+==40927==    indirectly lost: 0 bytes in 0 blocks
+==40927==      possibly lost: 0 bytes in 0 blocks
+==40927==    still reachable: 56 bytes in 3 blocks
+==40927==         suppressed: 618,241 bytes in 8,232 blocks
+==40927== Reachable blocks (those to which a pointer was found) are not shown.
+==40927== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40927== 
+==40927== For lists of detected and suppressed errors, rerun with: -s
+==40927== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningDeltaNotchSimulationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningDeltaNotchSimulationsTutorial_valgrind.txt
new file mode 100644
index 000000000..05b9d70fc
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningDeltaNotchSimulationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40034== Memcheck, a memory error detector
+==40034== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40034== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40034== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestRunningDeltaNotchSimulationsTutorial -malloc_debug -malloc_dump -memory_info
+==40034== Parent PID: 24004
+==40034== 
+==40034== 
+==40034== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40034== Open file descriptor 12:
+==40034==    at 0xF80107D: pipe (pipe.c:29)
+==40034==    by 0x196B407D: ???
+==40034==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40034==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40034==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40034==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==40034==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40034==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40034==    by 0x122D30: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40034==    by 0x11E513: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40034==    by 0x120830: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40034==    by 0x12072B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40034==    by 0x120D3F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40034==    by 0x11CD15: main (TestRunningDeltaNotchSimulationsTutorial.cpp:18)
+==40034== 
+==40034== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40034==    at 0xF805A1C: __open_nocancel (open64_nocancel.c:39)
+==40034==    by 0xF789BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40034==    by 0xF13F822: ???
+==40034==    by 0xF13F96F: ???
+==40034==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40034==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40034==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40034==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40034==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40034==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40034==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==40034==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40034==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40034==    by 0x122D30: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40034==    by 0x11E513: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40034==    by 0x120830: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40034==    by 0x12072B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40034==    by 0x120D3F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40034==    by 0x11CD15: main (TestRunningDeltaNotchSimulationsTutorial.cpp:18)
+==40034== 
+==40034== Open file descriptor 116:
+==40034==    <inherited from parent>
+==40034== 
+==40034== Open file descriptor 113:
+==40034==    <inherited from parent>
+==40034== 
+==40034== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningDeltaNotchSimulationsTutorial_valgrind.txt
+==40034==    <inherited from parent>
+==40034== 
+==40034== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40034==    <inherited from parent>
+==40034== 
+==40034== 
+==40034== HEAP SUMMARY:
+==40034==     in use at exit: 618,281 bytes in 8,235 blocks
+==40034==   total heap usage: 5,222,269 allocs, 5,214,034 frees, 1,778,261,325 bytes allocated
+==40034== 
+==40034== LEAK SUMMARY:
+==40034==    definitely lost: 0 bytes in 0 blocks
+==40034==    indirectly lost: 0 bytes in 0 blocks
+==40034==      possibly lost: 0 bytes in 0 blocks
+==40034==    still reachable: 56 bytes in 3 blocks
+==40034==         suppressed: 618,225 bytes in 8,232 blocks
+==40034== Reachable blocks (those to which a pointer was found) are not shown.
+==40034== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40034== 
+==40034== For lists of detected and suppressed errors, rerun with: -s
+==40034== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningDifferentialAdhesionSimulationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningDifferentialAdhesionSimulationsTutorial_valgrind.txt
new file mode 100644
index 000000000..684a6072a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningDifferentialAdhesionSimulationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40061== Memcheck, a memory error detector
+==40061== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40061== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40061== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestRunningDifferentialAdhesionSimulationsTutorial -malloc_debug -malloc_dump -memory_info
+==40061== Parent PID: 24004
+==40061== 
+==40061== 
+==40061== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40061== Open file descriptor 12:
+==40061==    at 0x10CB807D: pipe (pipe.c:29)
+==40061==    by 0x196B407D: ???
+==40061==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40061==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40061==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40061==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40061==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40061==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40061==    by 0x123D23: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40061==    by 0x11F693: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40061==    by 0x1218FC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40061==    by 0x1217F8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40061==    by 0x121E0B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40061==    by 0x11DE95: main (TestRunningDifferentialAdhesionSimulationsTutorial.cpp:18)
+==40061== 
+==40061== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40061==    at 0x10CBCA1C: __open_nocancel (open64_nocancel.c:39)
+==40061==    by 0x10C40BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40061==    by 0x104BD822: ???
+==40061==    by 0x104BD96F: ???
+==40061==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40061==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40061==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40061==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40061==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40061==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40061==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40061==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40061==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40061==    by 0x123D23: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40061==    by 0x11F693: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40061==    by 0x1218FC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40061==    by 0x1217F8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40061==    by 0x121E0B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40061==    by 0x11DE95: main (TestRunningDifferentialAdhesionSimulationsTutorial.cpp:18)
+==40061== 
+==40061== Open file descriptor 116:
+==40061==    <inherited from parent>
+==40061== 
+==40061== Open file descriptor 113:
+==40061==    <inherited from parent>
+==40061== 
+==40061== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningDifferentialAdhesionSimulationsTutorial_valgrind.txt
+==40061==    <inherited from parent>
+==40061== 
+==40061== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40061==    <inherited from parent>
+==40061== 
+==40061== 
+==40061== HEAP SUMMARY:
+==40061==     in use at exit: 618,297 bytes in 8,236 blocks
+==40061==   total heap usage: 2,563,997 allocs, 2,555,761 frees, 1,463,689,955 bytes allocated
+==40061== 
+==40061== LEAK SUMMARY:
+==40061==    definitely lost: 0 bytes in 0 blocks
+==40061==    indirectly lost: 0 bytes in 0 blocks
+==40061==      possibly lost: 0 bytes in 0 blocks
+==40061==    still reachable: 72 bytes in 4 blocks
+==40061==         suppressed: 618,225 bytes in 8,232 blocks
+==40061== Reachable blocks (those to which a pointer was found) are not shown.
+==40061== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40061== 
+==40061== For lists of detected and suppressed errors, rerun with: -s
+==40061== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningImmersedBoundarySimulationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningImmersedBoundarySimulationsTutorial_valgrind.txt
new file mode 100644
index 000000000..90ae95d1d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningImmersedBoundarySimulationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40062== Memcheck, a memory error detector
+==40062== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40062== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40062== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestRunningImmersedBoundarySimulationsTutorial -malloc_debug -malloc_dump -memory_info
+==40062== Parent PID: 24004
+==40062== 
+==40062== 
+==40062== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40062== Open file descriptor 12:
+==40062==    at 0x10CB807D: pipe (pipe.c:29)
+==40062==    by 0x196B407D: ???
+==40062==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40062==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40062==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40062==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40062==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40062==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40062==    by 0x120CF3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40062==    by 0x11C533: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40062==    by 0x11E8AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40062==    by 0x11E7A7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40062==    by 0x11EDBB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40062==    by 0x11AD35: main (TestRunningImmersedBoundarySimulationsTutorial.cpp:18)
+==40062== 
+==40062== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40062==    at 0x10CBCA1C: __open_nocancel (open64_nocancel.c:39)
+==40062==    by 0x10C40BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40062==    by 0x104BD822: ???
+==40062==    by 0x104BD96F: ???
+==40062==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40062==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40062==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40062==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40062==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40062==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40062==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40062==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40062==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40062==    by 0x120CF3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40062==    by 0x11C533: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40062==    by 0x11E8AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40062==    by 0x11E7A7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40062==    by 0x11EDBB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40062==    by 0x11AD35: main (TestRunningImmersedBoundarySimulationsTutorial.cpp:18)
+==40062== 
+==40062== Open file descriptor 116:
+==40062==    <inherited from parent>
+==40062== 
+==40062== Open file descriptor 113:
+==40062==    <inherited from parent>
+==40062== 
+==40062== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningImmersedBoundarySimulationsTutorial_valgrind.txt
+==40062==    <inherited from parent>
+==40062== 
+==40062== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40062==    <inherited from parent>
+==40062== 
+==40062== 
+==40062== HEAP SUMMARY:
+==40062==     in use at exit: 618,281 bytes in 8,235 blocks
+==40062==   total heap usage: 654,977 allocs, 646,742 frees, 1,512,860,679 bytes allocated
+==40062== 
+==40062== LEAK SUMMARY:
+==40062==    definitely lost: 0 bytes in 0 blocks
+==40062==    indirectly lost: 0 bytes in 0 blocks
+==40062==      possibly lost: 0 bytes in 0 blocks
+==40062==    still reachable: 56 bytes in 3 blocks
+==40062==         suppressed: 618,225 bytes in 8,232 blocks
+==40062== Reachable blocks (those to which a pointer was found) are not shown.
+==40062== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40062== 
+==40062== For lists of detected and suppressed errors, rerun with: -s
+==40062== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningMeshBasedCryptSimulationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningMeshBasedCryptSimulationsTutorial_valgrind.txt
new file mode 100644
index 000000000..21253632f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningMeshBasedCryptSimulationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40928== Memcheck, a memory error detector
+==40928== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40928== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40928== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestRunningMeshBasedCryptSimulationsTutorial -malloc_debug -malloc_dump -memory_info
+==40928== Parent PID: 24004
+==40928== 
+==40928== 
+==40928== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40928== Open file descriptor 12:
+==40928==    at 0x1257807D: pipe (pipe.c:29)
+==40928==    by 0x1B37607D: ???
+==40928==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40928==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40928==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40928==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40928==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40928==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40928==    by 0x120E0B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40928==    by 0x11C633: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40928==    by 0x11E8CE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40928==    by 0x11E7CA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40928==    by 0x11EDDD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40928==    by 0x11AE35: main (TestRunningMeshBasedCryptSimulationsTutorial.cpp:18)
+==40928== 
+==40928== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40928==    at 0x1257CA1C: __open_nocancel (open64_nocancel.c:39)
+==40928==    by 0x12500BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40928==    by 0x11D7D822: ???
+==40928==    by 0x11D7D96F: ???
+==40928==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40928==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40928==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40928==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40928==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40928==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40928==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40928==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40928==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40928==    by 0x120E0B: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40928==    by 0x11C633: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40928==    by 0x11E8CE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40928==    by 0x11E7CA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40928==    by 0x11EDDD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40928==    by 0x11AE35: main (TestRunningMeshBasedCryptSimulationsTutorial.cpp:18)
+==40928== 
+==40928== Open file descriptor 116:
+==40928==    <inherited from parent>
+==40928== 
+==40928== Open file descriptor 113:
+==40928==    <inherited from parent>
+==40928== 
+==40928== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningMeshBasedCryptSimulationsTutorial_valgrind.txt
+==40928==    <inherited from parent>
+==40928== 
+==40928== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40928==    <inherited from parent>
+==40928== 
+==40928== 
+==40928== HEAP SUMMARY:
+==40928==     in use at exit: 618,370 bytes in 8,239 blocks
+==40928==   total heap usage: 1,754,088 allocs, 1,745,849 frees, 1,514,904,451 bytes allocated
+==40928== 
+==40928== LEAK SUMMARY:
+==40928==    definitely lost: 0 bytes in 0 blocks
+==40928==    indirectly lost: 0 bytes in 0 blocks
+==40928==      possibly lost: 0 bytes in 0 blocks
+==40928==    still reachable: 56 bytes in 3 blocks
+==40928==         suppressed: 618,314 bytes in 8,236 blocks
+==40928== Reachable blocks (those to which a pointer was found) are not shown.
+==40928== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40928== 
+==40928== For lists of detected and suppressed errors, rerun with: -s
+==40928== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningMeshBasedSimulationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningMeshBasedSimulationsTutorial_valgrind.txt
new file mode 100644
index 000000000..3e7c37b91
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningMeshBasedSimulationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40116== Memcheck, a memory error detector
+==40116== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40116== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40116== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestRunningMeshBasedSimulationsTutorial -malloc_debug -malloc_dump -memory_info
+==40116== Parent PID: 24004
+==40116== 
+==40116== 
+==40116== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40116== Open file descriptor 12:
+==40116==    at 0x10CB807D: pipe (pipe.c:29)
+==40116==    by 0x196B407D: ???
+==40116==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40116==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40116==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40116==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40116==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40116==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40116==    by 0x1222CD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40116==    by 0x11D84D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40116==    by 0x11FE3C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40116==    by 0x11FCDC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40116==    by 0x120373: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40116==    by 0x11BC75: main (TestRunningMeshBasedSimulationsTutorial.cpp:19)
+==40116== 
+==40116== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40116==    at 0x10CBCA1C: __open_nocancel (open64_nocancel.c:39)
+==40116==    by 0x10C40BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40116==    by 0x104BD822: ???
+==40116==    by 0x104BD96F: ???
+==40116==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40116==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40116==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40116==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40116==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40116==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40116==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40116==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40116==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40116==    by 0x1222CD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40116==    by 0x11D84D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40116==    by 0x11FE3C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40116==    by 0x11FCDC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40116==    by 0x120373: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40116==    by 0x11BC75: main (TestRunningMeshBasedSimulationsTutorial.cpp:19)
+==40116== 
+==40116== Open file descriptor 116:
+==40116==    <inherited from parent>
+==40116== 
+==40116== Open file descriptor 113:
+==40116==    <inherited from parent>
+==40116== 
+==40116== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningMeshBasedSimulationsTutorial_valgrind.txt
+==40116==    <inherited from parent>
+==40116== 
+==40116== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40116==    <inherited from parent>
+==40116== 
+==40116== 
+==40116== HEAP SUMMARY:
+==40116==     in use at exit: 618,281 bytes in 8,235 blocks
+==40116==   total heap usage: 3,498,767 allocs, 3,490,532 frees, 2,269,712,947 bytes allocated
+==40116== 
+==40116== LEAK SUMMARY:
+==40116==    definitely lost: 0 bytes in 0 blocks
+==40116==    indirectly lost: 0 bytes in 0 blocks
+==40116==      possibly lost: 0 bytes in 0 blocks
+==40116==    still reachable: 56 bytes in 3 blocks
+==40116==         suppressed: 618,225 bytes in 8,232 blocks
+==40116== Reachable blocks (those to which a pointer was found) are not shown.
+==40116== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40116== 
+==40116== For lists of detected and suppressed errors, rerun with: -s
+==40116== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningNodeBasedSimulationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningNodeBasedSimulationsTutorial_valgrind.txt
new file mode 100644
index 000000000..fa3075c73
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningNodeBasedSimulationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40150== Memcheck, a memory error detector
+==40150== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40150== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40150== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestRunningNodeBasedSimulationsTutorial -malloc_debug -malloc_dump -memory_info
+==40150== Parent PID: 24004
+==40150== 
+==40150== 
+==40150== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40150== Open file descriptor 12:
+==40150==    at 0xF8E807D: pipe (pipe.c:29)
+==40150==    by 0x196B407D: ???
+==40150==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40150==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40150==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40150==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==40150==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40150==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40150==    by 0x12C638: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40150==    by 0x127BAD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40150==    by 0x12A25C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40150==    by 0x12A0FC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40150==    by 0x12A793: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40150==    by 0x125FD5: main (TestRunningNodeBasedSimulationsTutorial.cpp:19)
+==40150== 
+==40150== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40150==    at 0xF8ECA1C: __open_nocancel (open64_nocancel.c:39)
+==40150==    by 0xF870BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40150==    by 0xF13F822: ???
+==40150==    by 0xF13F96F: ???
+==40150==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40150==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40150==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40150==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40150==    by 0x11588418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40150==    by 0x11521D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40150==    by 0x10218D38: PetscInitialize (pinit.c:924)
+==40150==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40150==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40150==    by 0x12C638: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40150==    by 0x127BAD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40150==    by 0x12A25C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40150==    by 0x12A0FC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40150==    by 0x12A793: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40150==    by 0x125FD5: main (TestRunningNodeBasedSimulationsTutorial.cpp:19)
+==40150== 
+==40150== Open file descriptor 116:
+==40150==    <inherited from parent>
+==40150== 
+==40150== Open file descriptor 113:
+==40150==    <inherited from parent>
+==40150== 
+==40150== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningNodeBasedSimulationsTutorial_valgrind.txt
+==40150==    <inherited from parent>
+==40150== 
+==40150== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40150==    <inherited from parent>
+==40150== 
+==40150== 
+==40150== HEAP SUMMARY:
+==40150==     in use at exit: 618,354 bytes in 8,239 blocks
+==40150==   total heap usage: 721,858 allocs, 713,619 frees, 1,725,215,370 bytes allocated
+==40150== 
+==40150== LEAK SUMMARY:
+==40150==    definitely lost: 0 bytes in 0 blocks
+==40150==    indirectly lost: 0 bytes in 0 blocks
+==40150==      possibly lost: 0 bytes in 0 blocks
+==40150==    still reachable: 56 bytes in 3 blocks
+==40150==         suppressed: 618,298 bytes in 8,236 blocks
+==40150== Reachable blocks (those to which a pointer was found) are not shown.
+==40150== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40150== 
+==40150== For lists of detected and suppressed errors, rerun with: -s
+==40150== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningPottsBasedSimulationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningPottsBasedSimulationsTutorial_valgrind.txt
new file mode 100644
index 000000000..38e694175
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningPottsBasedSimulationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40154== Memcheck, a memory error detector
+==40154== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40154== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40154== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestRunningPottsBasedSimulationsTutorial -malloc_debug -malloc_dump -memory_info
+==40154== Parent PID: 24004
+==40154== 
+==40154== 
+==40154== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40154== Open file descriptor 12:
+==40154==    at 0xDB9E07D: pipe (pipe.c:29)
+==40154==    by 0x196B407D: ???
+==40154==    by 0x14CBE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40154==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40154==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40154==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==40154==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40154==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40154==    by 0x124714: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40154==    by 0x11FC2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40154==    by 0x12224E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40154==    by 0x1220EE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40154==    by 0x122785: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40154==    by 0x11E055: main (TestRunningPottsBasedSimulationsTutorial.cpp:19)
+==40154== 
+==40154== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40154==    at 0xDBA2A1C: __open_nocancel (open64_nocancel.c:39)
+==40154==    by 0xDB26BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40154==    by 0xD4DA822: ???
+==40154==    by 0xD4DA96F: ???
+==40154==    by 0x14D636DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40154==    by 0x14D63938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40154==    by 0x14D19922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40154==    by 0x14CBE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40154==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40154==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40154==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==40154==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40154==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40154==    by 0x124714: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40154==    by 0x11FC2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40154==    by 0x12224E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40154==    by 0x1220EE: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40154==    by 0x122785: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40154==    by 0x11E055: main (TestRunningPottsBasedSimulationsTutorial.cpp:19)
+==40154== 
+==40154== Open file descriptor 116:
+==40154==    <inherited from parent>
+==40154== 
+==40154== Open file descriptor 113:
+==40154==    <inherited from parent>
+==40154== 
+==40154== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningPottsBasedSimulationsTutorial_valgrind.txt
+==40154==    <inherited from parent>
+==40154== 
+==40154== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40154==    <inherited from parent>
+==40154== 
+==40154== 
+==40154== HEAP SUMMARY:
+==40154==     in use at exit: 618,281 bytes in 8,235 blocks
+==40154==   total heap usage: 40,687,073 allocs, 40,678,838 frees, 3,830,315,912 bytes allocated
+==40154== 
+==40154== LEAK SUMMARY:
+==40154==    definitely lost: 0 bytes in 0 blocks
+==40154==    indirectly lost: 0 bytes in 0 blocks
+==40154==      possibly lost: 0 bytes in 0 blocks
+==40154==    still reachable: 56 bytes in 3 blocks
+==40154==         suppressed: 618,225 bytes in 8,232 blocks
+==40154== Reachable blocks (those to which a pointer was found) are not shown.
+==40154== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40154== 
+==40154== For lists of detected and suppressed errors, rerun with: -s
+==40154== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningTumourSpheroidSimulationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningTumourSpheroidSimulationsTutorial_valgrind.txt
new file mode 100644
index 000000000..8604fc3b4
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningTumourSpheroidSimulationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40161== Memcheck, a memory error detector
+==40161== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40161== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40161== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestRunningTumourSpheroidSimulationsTutorial -malloc_debug -malloc_dump -memory_info
+==40161== Parent PID: 24004
+==40161== 
+==40161== 
+==40161== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40161== Open file descriptor 12:
+==40161==    at 0xFB9E07D: pipe (pipe.c:29)
+==40161==    by 0x196B407D: ???
+==40161==    by 0x14CBA4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40161==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40161==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40161==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==40161==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40161==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40161==    by 0x11CA56: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40161==    by 0x118313: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40161==    by 0x11A5FE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40161==    by 0x11A4F9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40161==    by 0x11AB0D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40161==    by 0x116B15: main (TestRunningTumourSpheroidSimulationsTutorial.cpp:18)
+==40161== 
+==40161== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40161==    at 0xFBA2A1C: __open_nocancel (open64_nocancel.c:39)
+==40161==    by 0xFB26BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40161==    by 0xF4DC822: ???
+==40161==    by 0xF4DC96F: ???
+==40161==    by 0x14D5F6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40161==    by 0x14D5F938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40161==    by 0x14D15922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40161==    by 0x14CBA2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40161==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40161==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40161==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==40161==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40161==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40161==    by 0x11CA56: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40161==    by 0x118313: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40161==    by 0x11A5FE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40161==    by 0x11A4F9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40161==    by 0x11AB0D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40161==    by 0x116B15: main (TestRunningTumourSpheroidSimulationsTutorial.cpp:18)
+==40161== 
+==40161== Open file descriptor 116:
+==40161==    <inherited from parent>
+==40161== 
+==40161== Open file descriptor 113:
+==40161==    <inherited from parent>
+==40161== 
+==40161== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningTumourSpheroidSimulationsTutorial_valgrind.txt
+==40161==    <inherited from parent>
+==40161== 
+==40161== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40161==    <inherited from parent>
+==40161== 
+==40161== 
+==40161== HEAP SUMMARY:
+==40161==     in use at exit: 618,281 bytes in 8,235 blocks
+==40161==   total heap usage: 2,084,192 allocs, 2,075,957 frees, 1,674,709,488 bytes allocated
+==40161== 
+==40161== LEAK SUMMARY:
+==40161==    definitely lost: 0 bytes in 0 blocks
+==40161==    indirectly lost: 0 bytes in 0 blocks
+==40161==      possibly lost: 0 bytes in 0 blocks
+==40161==    still reachable: 56 bytes in 3 blocks
+==40161==         suppressed: 618,225 bytes in 8,232 blocks
+==40161== Reachable blocks (those to which a pointer was found) are not shown.
+==40161== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40161== 
+==40161== For lists of detected and suppressed errors, rerun with: -s
+==40161== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningVertexBasedCryptSimulationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningVertexBasedCryptSimulationsTutorial_valgrind.txt
new file mode 100644
index 000000000..8d8105db2
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningVertexBasedCryptSimulationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40973== Memcheck, a memory error detector
+==40973== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40973== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40973== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestRunningVertexBasedCryptSimulationsTutorial -malloc_debug -malloc_dump -memory_info
+==40973== Parent PID: 24004
+==40973== 
+==40973== 
+==40973== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40973== Open file descriptor 12:
+==40973==    at 0x1257807D: pipe (pipe.c:29)
+==40973==    by 0x1B37607D: ???
+==40973==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40973==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40973==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40973==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40973==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40973==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40973==    by 0x11FDA3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40973==    by 0x11B613: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40973==    by 0x11D8AE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40973==    by 0x11D7AA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40973==    by 0x11DDBD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40973==    by 0x119E15: main (TestRunningVertexBasedCryptSimulationsTutorial.cpp:18)
+==40973== 
+==40973== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40973==    at 0x1257CA1C: __open_nocancel (open64_nocancel.c:39)
+==40973==    by 0x12500BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40973==    by 0x11D7D822: ???
+==40973==    by 0x11D7D96F: ???
+==40973==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40973==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40973==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40973==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40973==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40973==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40973==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40973==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40973==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40973==    by 0x11FDA3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40973==    by 0x11B613: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40973==    by 0x11D8AE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40973==    by 0x11D7AA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40973==    by 0x11DDBD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40973==    by 0x119E15: main (TestRunningVertexBasedCryptSimulationsTutorial.cpp:18)
+==40973== 
+==40973== Open file descriptor 116:
+==40973==    <inherited from parent>
+==40973== 
+==40973== Open file descriptor 113:
+==40973==    <inherited from parent>
+==40973== 
+==40973== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningVertexBasedCryptSimulationsTutorial_valgrind.txt
+==40973==    <inherited from parent>
+==40973== 
+==40973== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40973==    <inherited from parent>
+==40973== 
+==40973== 
+==40973== HEAP SUMMARY:
+==40973==     in use at exit: 618,450 bytes in 8,240 blocks
+==40973==   total heap usage: 1,617,681 allocs, 1,609,441 frees, 1,458,368,523 bytes allocated
+==40973== 
+==40973== LEAK SUMMARY:
+==40973==    definitely lost: 0 bytes in 0 blocks
+==40973==    indirectly lost: 0 bytes in 0 blocks
+==40973==      possibly lost: 0 bytes in 0 blocks
+==40973==    still reachable: 136 bytes in 4 blocks
+==40973==         suppressed: 618,314 bytes in 8,236 blocks
+==40973== Reachable blocks (those to which a pointer was found) are not shown.
+==40973== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40973== 
+==40973== For lists of detected and suppressed errors, rerun with: -s
+==40973== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestRunningVertexBasedSimulationsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRunningVertexBasedSimulationsTutorial_valgrind.txt
new file mode 100644
index 000000000..cde9c1b0d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRunningVertexBasedSimulationsTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40204== Memcheck, a memory error detector
+==40204== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40204== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40204== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestRunningVertexBasedSimulationsTutorial -malloc_debug -malloc_dump -memory_info
+==40204== Parent PID: 24004
+==40204== 
+==40204== 
+==40204== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40204== Open file descriptor 12:
+==40204==    at 0x10D9F07D: pipe (pipe.c:29)
+==40204==    by 0x196B407D: ???
+==40204==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40204==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40204==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40204==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40204==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40204==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40204==    by 0x1298A9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40204==    by 0x124A2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40204==    by 0x1270AA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40204==    by 0x126F4A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40204==    by 0x1275E1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40204==    by 0x122E55: main (TestRunningVertexBasedSimulationsTutorial.cpp:19)
+==40204== 
+==40204== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40204==    at 0x10DA3A1C: __open_nocancel (open64_nocancel.c:39)
+==40204==    by 0x10D27BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40204==    by 0x104BD822: ???
+==40204==    by 0x104BD96F: ???
+==40204==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40204==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40204==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40204==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40204==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40204==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40204==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40204==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40204==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40204==    by 0x1298A9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40204==    by 0x124A2D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40204==    by 0x1270AA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40204==    by 0x126F4A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40204==    by 0x1275E1: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40204==    by 0x122E55: main (TestRunningVertexBasedSimulationsTutorial.cpp:19)
+==40204== 
+==40204== Open file descriptor 116:
+==40204==    <inherited from parent>
+==40204== 
+==40204== Open file descriptor 113:
+==40204==    <inherited from parent>
+==40204== 
+==40204== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRunningVertexBasedSimulationsTutorial_valgrind.txt
+==40204==    <inherited from parent>
+==40204== 
+==40204== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40204==    <inherited from parent>
+==40204== 
+==40204== 
+==40204== HEAP SUMMARY:
+==40204==     in use at exit: 618,354 bytes in 8,239 blocks
+==40204==   total heap usage: 1,398,842 allocs, 1,390,603 frees, 1,398,428,112 bytes allocated
+==40204== 
+==40204== LEAK SUMMARY:
+==40204==    definitely lost: 0 bytes in 0 blocks
+==40204==    indirectly lost: 0 bytes in 0 blocks
+==40204==      possibly lost: 0 bytes in 0 blocks
+==40204==    still reachable: 56 bytes in 3 blocks
+==40204==         suppressed: 618,298 bytes in 8,236 blocks
+==40204== Reachable blocks (those to which a pointer was found) are not shown.
+==40204== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40204== 
+==40204== For lists of detected and suppressed errors, rerun with: -s
+==40204== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestRushLarsen_valgrind.txt b/log-files/2024-10-08_17-23-11/TestRushLarsen_valgrind.txt
new file mode 100644
index 000000000..d9369bbe0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestRushLarsen_valgrind.txt
@@ -0,0 +1,73 @@
+==42671== Memcheck, a memory error detector
+==42671== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==42671== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==42671== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestRushLarsen -malloc_debug -malloc_dump -memory_info
+==42671== Parent PID: 24004
+==42671== 
+==42671== 
+==42671== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==42671== Open file descriptor 12:
+==42671==    at 0x9C6807D: pipe (pipe.c:29)
+==42671==    by 0x1432F07D: ???
+==42671==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42671==    by 0x989B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42671==    by 0x9834D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42671==    by 0x8508D38: PetscInitialize (pinit.c:924)
+==42671==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42671==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42671==    by 0x11AC45: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==42671==    by 0x116433: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42671==    by 0x118934: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42671==    by 0x11882F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42671==    by 0x118E43: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42671==    by 0x114C35: main (TestRushLarsen.cpp:18)
+==42671== 
+==42671== Open file descriptor 8: /dev/shm/open_mpi.0000
+==42671==    at 0x9C6CA1C: __open_nocancel (open64_nocancel.c:39)
+==42671==    by 0x9BF0BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==42671==    by 0x9798822: ???
+==42671==    by 0x979896F: ???
+==42671==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42671==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42671==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42671==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42671==    by 0x989B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42671==    by 0x9834D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42671==    by 0x8508D38: PetscInitialize (pinit.c:924)
+==42671==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42671==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42671==    by 0x11AC45: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==42671==    by 0x116433: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42671==    by 0x118934: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42671==    by 0x11882F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42671==    by 0x118E43: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42671==    by 0x114C35: main (TestRushLarsen.cpp:18)
+==42671== 
+==42671== Open file descriptor 116:
+==42671==    <inherited from parent>
+==42671== 
+==42671== Open file descriptor 113:
+==42671==    <inherited from parent>
+==42671== 
+==42671== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestRushLarsen_valgrind.txt
+==42671==    <inherited from parent>
+==42671== 
+==42671== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==42671==    <inherited from parent>
+==42671== 
+==42671== 
+==42671== HEAP SUMMARY:
+==42671==     in use at exit: 621,816 bytes in 8,242 blocks
+==42671==   total heap usage: 1,051,896 allocs, 1,043,654 frees, 1,778,851,903 bytes allocated
+==42671== 
+==42671== LEAK SUMMARY:
+==42671==    definitely lost: 0 bytes in 0 blocks
+==42671==    indirectly lost: 0 bytes in 0 blocks
+==42671==      possibly lost: 0 bytes in 0 blocks
+==42671==    still reachable: 3,575 bytes in 10 blocks
+==42671==         suppressed: 618,241 bytes in 8,232 blocks
+==42671== Reachable blocks (those to which a pointer was found) are not shown.
+==42671== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==42671== 
+==42671== For lists of detected and suppressed errors, rerun with: -s
+==42671== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestShovingCaBasedDivisionRules_valgrind.txt b/log-files/2024-10-08_17-23-11/TestShovingCaBasedDivisionRules_valgrind.txt
new file mode 100644
index 000000000..86aeb7f06
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestShovingCaBasedDivisionRules_valgrind.txt
@@ -0,0 +1,73 @@
+==40481== Memcheck, a memory error detector
+==40481== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40481== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40481== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestShovingCaBasedDivisionRules -malloc_debug -malloc_dump -memory_info
+==40481== Parent PID: 24004
+==40481== 
+==40481== 
+==40481== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40481== Open file descriptor 12:
+==40481==    at 0x1095707D: pipe (pipe.c:29)
+==40481==    by 0x1B37607D: ???
+==40481==    by 0x154C84CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40481==    by 0x1025F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40481==    by 0x101F8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40481==    by 0xEEEFD38: PetscInitialize (pinit.c:924)
+==40481==    by 0xED611D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40481==    by 0xED61227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40481==    by 0x12E1A3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40481==    by 0x128F3D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40481==    by 0x12B950: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40481==    by 0x12B7F0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40481==    by 0x12BE87: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40481==    by 0x127365: main (TestShovingCaBasedDivisionRules.cpp:19)
+==40481== 
+==40481== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40481==    at 0x1095BA1C: __open_nocancel (open64_nocancel.c:39)
+==40481==    by 0x108DFBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40481==    by 0xED9C822: ???
+==40481==    by 0xED9C96F: ???
+==40481==    by 0x1556D6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40481==    by 0x1556D938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40481==    by 0x15523922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40481==    by 0x154C82DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40481==    by 0x1025F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40481==    by 0x101F8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40481==    by 0xEEEFD38: PetscInitialize (pinit.c:924)
+==40481==    by 0xED611D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40481==    by 0xED61227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40481==    by 0x12E1A3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40481==    by 0x128F3D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40481==    by 0x12B950: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40481==    by 0x12B7F0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40481==    by 0x12BE87: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40481==    by 0x127365: main (TestShovingCaBasedDivisionRules.cpp:19)
+==40481== 
+==40481== Open file descriptor 116:
+==40481==    <inherited from parent>
+==40481== 
+==40481== Open file descriptor 113:
+==40481==    <inherited from parent>
+==40481== 
+==40481== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestShovingCaBasedDivisionRules_valgrind.txt
+==40481==    <inherited from parent>
+==40481== 
+==40481== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40481==    <inherited from parent>
+==40481== 
+==40481== 
+==40481== HEAP SUMMARY:
+==40481==     in use at exit: 618,386 bytes in 8,240 blocks
+==40481==   total heap usage: 57,803 allocs, 49,563 frees, 1,339,211,451 bytes allocated
+==40481== 
+==40481== LEAK SUMMARY:
+==40481==    definitely lost: 0 bytes in 0 blocks
+==40481==    indirectly lost: 0 bytes in 0 blocks
+==40481==      possibly lost: 0 bytes in 0 blocks
+==40481==    still reachable: 72 bytes in 4 blocks
+==40481==         suppressed: 618,314 bytes in 8,236 blocks
+==40481== Reachable blocks (those to which a pointer was found) are not shown.
+==40481== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40481== 
+==40481== For lists of detected and suppressed errors, rerun with: -s
+==40481== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestSimpleCellCycleModelsForCrypt_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimpleCellCycleModelsForCrypt_valgrind.txt
new file mode 100644
index 000000000..c0bf8e72f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimpleCellCycleModelsForCrypt_valgrind.txt
@@ -0,0 +1,73 @@
+==40269== Memcheck, a memory error detector
+==40269== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40269== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40269== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestSimpleCellCycleModelsForCrypt -malloc_debug -malloc_dump -memory_info
+==40269== Parent PID: 24004
+==40269== 
+==40269== 
+==40269== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40269== Open file descriptor 12:
+==40269==    at 0x1095707D: pipe (pipe.c:29)
+==40269==    by 0x1B37607D: ???
+==40269==    by 0x154C84CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40269==    by 0x1025F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40269==    by 0x101F8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40269==    by 0xEEEFD38: PetscInitialize (pinit.c:924)
+==40269==    by 0xED611D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40269==    by 0xED61227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40269==    by 0x186CD7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40269==    by 0x17F2CB: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40269==    by 0x18258E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40269==    by 0x18242E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40269==    by 0x182AC5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40269==    by 0x17BBF5: main (TestSimpleCellCycleModelsForCrypt.cpp:19)
+==40269== 
+==40269== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40269==    at 0x1095BA1C: __open_nocancel (open64_nocancel.c:39)
+==40269==    by 0x108DFBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40269==    by 0xED9C822: ???
+==40269==    by 0xED9C96F: ???
+==40269==    by 0x1556D6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40269==    by 0x1556D938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40269==    by 0x15523922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40269==    by 0x154C82DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40269==    by 0x1025F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40269==    by 0x101F8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40269==    by 0xEEEFD38: PetscInitialize (pinit.c:924)
+==40269==    by 0xED611D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40269==    by 0xED61227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40269==    by 0x186CD7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40269==    by 0x17F2CB: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40269==    by 0x18258E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40269==    by 0x18242E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40269==    by 0x182AC5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40269==    by 0x17BBF5: main (TestSimpleCellCycleModelsForCrypt.cpp:19)
+==40269== 
+==40269== Open file descriptor 116:
+==40269==    <inherited from parent>
+==40269== 
+==40269== Open file descriptor 113:
+==40269==    <inherited from parent>
+==40269== 
+==40269== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimpleCellCycleModelsForCrypt_valgrind.txt
+==40269==    <inherited from parent>
+==40269== 
+==40269== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40269==    <inherited from parent>
+==40269== 
+==40269== 
+==40269== HEAP SUMMARY:
+==40269==     in use at exit: 618,434 bytes in 8,240 blocks
+==40269==   total heap usage: 753,782 allocs, 745,542 frees, 1,372,608,321 bytes allocated
+==40269== 
+==40269== LEAK SUMMARY:
+==40269==    definitely lost: 0 bytes in 0 blocks
+==40269==    indirectly lost: 0 bytes in 0 blocks
+==40269==      possibly lost: 0 bytes in 0 blocks
+==40269==    still reachable: 120 bytes in 4 blocks
+==40269==         suppressed: 618,314 bytes in 8,236 blocks
+==40269== Reachable blocks (those to which a pointer was found) are not shown.
+==40269== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40269== 
+==40269== For lists of detected and suppressed errors, rerun with: -s
+==40269== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestSimpleCellCycleModels_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimpleCellCycleModels_valgrind.txt
new file mode 100644
index 000000000..23647de60
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimpleCellCycleModels_valgrind.txt
@@ -0,0 +1,73 @@
+==25474== Memcheck, a memory error detector
+==25474== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25474== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25474== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestSimpleCellCycleModels -malloc_debug -malloc_dump -memory_info
+==25474== Parent PID: 24004
+==25474== 
+==25474== 
+==25474== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25474== Open file descriptor 12:
+==25474==    at 0xED5007D: pipe (pipe.c:29)
+==25474==    by 0x196B507D: ???
+==25474==    by 0x13C084CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25474==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25474==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25474==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25474==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25474==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25474==    by 0x137FA7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25474==    by 0x13098F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25474==    by 0x133A5C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25474==    by 0x1338FC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25474==    by 0x133F93: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25474==    by 0x12D2C5: main (TestSimpleCellCycleModels.cpp:19)
+==25474== 
+==25474== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25474==    at 0xED54A1C: __open_nocancel (open64_nocancel.c:39)
+==25474==    by 0xECD8BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25474==    by 0xD4DA822: ???
+==25474==    by 0xD4DA96F: ???
+==25474==    by 0x13CAD6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25474==    by 0x13CAD938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25474==    by 0x13C63922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25474==    by 0x13C082DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25474==    by 0xE99F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25474==    by 0xE938D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25474==    by 0xD62FD38: PetscInitialize (pinit.c:924)
+==25474==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25474==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25474==    by 0x137FA7: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25474==    by 0x13098F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25474==    by 0x133A5C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25474==    by 0x1338FC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25474==    by 0x133F93: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25474==    by 0x12D2C5: main (TestSimpleCellCycleModels.cpp:19)
+==25474== 
+==25474== Open file descriptor 116:
+==25474==    <inherited from parent>
+==25474== 
+==25474== Open file descriptor 113:
+==25474==    <inherited from parent>
+==25474== 
+==25474== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimpleCellCycleModels_valgrind.txt
+==25474==    <inherited from parent>
+==25474== 
+==25474== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25474==    <inherited from parent>
+==25474== 
+==25474== 
+==25474== HEAP SUMMARY:
+==25474==     in use at exit: 618,386 bytes in 8,240 blocks
+==25474==   total heap usage: 78,949 allocs, 70,709 frees, 1,342,260,304 bytes allocated
+==25474== 
+==25474== LEAK SUMMARY:
+==25474==    definitely lost: 0 bytes in 0 blocks
+==25474==    indirectly lost: 0 bytes in 0 blocks
+==25474==      possibly lost: 0 bytes in 0 blocks
+==25474==    still reachable: 88 bytes in 4 blocks
+==25474==         suppressed: 618,298 bytes in 8,236 blocks
+==25474== Reachable blocks (those to which a pointer was found) are not shown.
+==25474== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25474== 
+==25474== For lists of detected and suppressed errors, rerun with: -s
+==25474== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestSimpleDataWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimpleDataWriter_valgrind.txt
new file mode 100644
index 000000000..a70c2ca48
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimpleDataWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==24300== Memcheck, a memory error detector
+==24300== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24300== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24300== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/io/test/TestSimpleDataWriter -malloc_debug -malloc_dump -memory_info
+==24300== Parent PID: 24004
+==24300== 
+==24300== 
+==24300== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24300== Open file descriptor 12:
+==24300==    at 0x61DC07D: pipe (pipe.c:29)
+==24300==    by 0xAF1807D: ???
+==24300==    by 0x8A2F4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24300==    by 0x5E2B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24300==    by 0x5DC4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24300==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24300==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24300==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24300==    by 0x11CE43: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24300==    by 0x11682D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24300==    by 0x119106: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24300==    by 0x118FA6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24300==    by 0x11963D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24300==    by 0x114C55: main (TestSimpleDataWriter.cpp:19)
+==24300== 
+==24300== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24300==    at 0x61E0A1C: __open_nocancel (open64_nocancel.c:39)
+==24300==    by 0x6164BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24300==    by 0x5D26822: ???
+==24300==    by 0x5D2696F: ???
+==24300==    by 0x8AD66DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24300==    by 0x8AD6938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24300==    by 0x8A8C922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24300==    by 0x8A2F2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24300==    by 0x5E2B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24300==    by 0x5DC4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24300==    by 0x4A96D38: PetscInitialize (pinit.c:924)
+==24300==    by 0x496D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24300==    by 0x496D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24300==    by 0x11CE43: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24300==    by 0x11682D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24300==    by 0x119106: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24300==    by 0x118FA6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24300==    by 0x11963D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24300==    by 0x114C55: main (TestSimpleDataWriter.cpp:19)
+==24300== 
+==24300== Open file descriptor 116:
+==24300==    <inherited from parent>
+==24300== 
+==24300== Open file descriptor 113:
+==24300==    <inherited from parent>
+==24300== 
+==24300== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimpleDataWriter_valgrind.txt
+==24300==    <inherited from parent>
+==24300== 
+==24300== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24300==    <inherited from parent>
+==24300== 
+==24300== 
+==24300== HEAP SUMMARY:
+==24300==     in use at exit: 617,858 bytes in 8,238 blocks
+==24300==   total heap usage: 45,178 allocs, 36,940 frees, 1,338,360,707 bytes allocated
+==24300== 
+==24300== LEAK SUMMARY:
+==24300==    definitely lost: 0 bytes in 0 blocks
+==24300==    indirectly lost: 0 bytes in 0 blocks
+==24300==      possibly lost: 0 bytes in 0 blocks
+==24300==    still reachable: 24 bytes in 2 blocks
+==24300==         suppressed: 617,834 bytes in 8,236 blocks
+==24300== Reachable blocks (those to which a pointer was found) are not shown.
+==24300== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24300== 
+==24300== For lists of detected and suppressed errors, rerun with: -s
+==24300== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestSimpleImpedanceProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimpleImpedanceProblem_valgrind.txt
new file mode 100644
index 000000000..90e53b08f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimpleImpedanceProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==41013== Memcheck, a memory error detector
+==41013== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41013== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41013== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestSimpleImpedanceProblem -malloc_debug -malloc_dump -memory_info
+==41013== Parent PID: 24004
+==41013== 
+==41013== 
+==41013== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41013== Open file descriptor 12:
+==41013==    at 0x6D7A07D: pipe (pipe.c:29)
+==41013==    by 0x107AC07D: ???
+==41013==    by 0xC0204CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41013==    by 0x82F5418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41013==    by 0x828ED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41013==    by 0x6F85D38: PetscInitialize (pinit.c:924)
+==41013==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41013==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41013==    by 0x11B118: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41013==    by 0x1166AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41013==    by 0x119176: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41013==    by 0x119016: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41013==    by 0x1196AD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41013==    by 0x114AD5: main (TestSimpleImpedanceProblem.cpp:19)
+==41013== 
+==41013== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41013==    at 0x6D7EA1C: __open_nocancel (open64_nocancel.c:39)
+==41013==    by 0x6D02BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41013==    by 0x66B8822: ???
+==41013==    by 0x66B896F: ???
+==41013==    by 0xC0C56DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41013==    by 0xC0C5938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41013==    by 0xC07B922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41013==    by 0xC0202DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41013==    by 0x82F5418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41013==    by 0x828ED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41013==    by 0x6F85D38: PetscInitialize (pinit.c:924)
+==41013==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41013==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41013==    by 0x11B118: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41013==    by 0x1166AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41013==    by 0x119176: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41013==    by 0x119016: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41013==    by 0x1196AD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41013==    by 0x114AD5: main (TestSimpleImpedanceProblem.cpp:19)
+==41013== 
+==41013== Open file descriptor 116:
+==41013==    <inherited from parent>
+==41013== 
+==41013== Open file descriptor 113:
+==41013==    <inherited from parent>
+==41013== 
+==41013== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimpleImpedanceProblem_valgrind.txt
+==41013==    <inherited from parent>
+==41013== 
+==41013== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41013==    <inherited from parent>
+==41013== 
+==41013== 
+==41013== HEAP SUMMARY:
+==41013==     in use at exit: 618,249 bytes in 8,234 blocks
+==41013==   total heap usage: 7,105,343 allocs, 7,097,109 frees, 1,601,381,260 bytes allocated
+==41013== 
+==41013== LEAK SUMMARY:
+==41013==    definitely lost: 0 bytes in 0 blocks
+==41013==    indirectly lost: 0 bytes in 0 blocks
+==41013==      possibly lost: 0 bytes in 0 blocks
+==41013==    still reachable: 24 bytes in 2 blocks
+==41013==         suppressed: 618,225 bytes in 8,232 blocks
+==41013== Reachable blocks (those to which a pointer was found) are not shown.
+==41013== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41013== 
+==41013== For lists of detected and suppressed errors, rerun with: -s
+==41013== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 30 from 30)
diff --git a/log-files/2024-10-08_17-23-11/TestSimpleLinearEllipticSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimpleLinearEllipticSolver_valgrind.txt
new file mode 100644
index 000000000..8b6f11972
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimpleLinearEllipticSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25096== Memcheck, a memory error detector
+==25096== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25096== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25096== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestSimpleLinearEllipticSolver -malloc_debug -malloc_dump -memory_info
+==25096== Parent PID: 24004
+==25096== 
+==25096== 
+==25096== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25096== Open file descriptor 12:
+==25096==    at 0x84EF07D: pipe (pipe.c:29)
+==25096==    by 0x104DE07D: ???
+==25096==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25096==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25096==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25096==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25096==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25096==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25096==    by 0x19C0B0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25096==    by 0x1968F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25096==    by 0x1998A4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25096==    by 0x19979F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25096==    by 0x199DB3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25096==    by 0x1950F5: main (TestSimpleLinearEllipticSolver.cpp:18)
+==25096== 
+==25096== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25096==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25096==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25096==    by 0x7D44822: ???
+==25096==    by 0x7D4496F: ???
+==25096==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25096==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25096==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25096==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25096==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25096==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25096==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25096==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25096==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25096==    by 0x19C0B0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25096==    by 0x1968F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25096==    by 0x1998A4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25096==    by 0x19979F: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25096==    by 0x199DB3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25096==    by 0x1950F5: main (TestSimpleLinearEllipticSolver.cpp:18)
+==25096== 
+==25096== Open file descriptor 116:
+==25096==    <inherited from parent>
+==25096== 
+==25096== Open file descriptor 113:
+==25096==    <inherited from parent>
+==25096== 
+==25096== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimpleLinearEllipticSolver_valgrind.txt
+==25096==    <inherited from parent>
+==25096== 
+==25096== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25096==    <inherited from parent>
+==25096== 
+==25096== 
+==25096== HEAP SUMMARY:
+==25096==     in use at exit: 618,258 bytes in 8,238 blocks
+==25096==   total heap usage: 210,200 allocs, 201,962 frees, 1,356,096,142 bytes allocated
+==25096== 
+==25096== LEAK SUMMARY:
+==25096==    definitely lost: 0 bytes in 0 blocks
+==25096==    indirectly lost: 0 bytes in 0 blocks
+==25096==      possibly lost: 0 bytes in 0 blocks
+==25096==    still reachable: 24 bytes in 2 blocks
+==25096==         suppressed: 618,234 bytes in 8,236 blocks
+==25096== Reachable blocks (those to which a pointer was found) are not shown.
+==25096== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25096== 
+==25096== For lists of detected and suppressed errors, rerun with: -s
+==25096== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestSimpleLinearParabolicSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimpleLinearParabolicSolver_valgrind.txt
new file mode 100644
index 000000000..bb85422f4
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimpleLinearParabolicSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25084== Memcheck, a memory error detector
+==25084== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25084== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25084== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestSimpleLinearParabolicSolver -malloc_debug -malloc_dump -memory_info
+==25084== Parent PID: 24004
+==25084== 
+==25084== 
+==25084== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25084== Open file descriptor 12:
+==25084==    at 0x856207D: pipe (pipe.c:29)
+==25084==    by 0x104DE07D: ???
+==25084==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25084==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25084==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25084==    by 0x6B27D38: PetscInitialize (pinit.c:924)
+==25084==    by 0x69FE1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25084==    by 0x69FE227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25084==    by 0x1553A8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25084==    by 0x14FA6D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25084==    by 0x152E08: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25084==    by 0x152CA8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25084==    by 0x15333F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25084==    by 0x14DE95: main (TestSimpleLinearParabolicSolver.cpp:19)
+==25084== 
+==25084== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25084==    at 0x8566A1C: __open_nocancel (open64_nocancel.c:39)
+==25084==    by 0x84EABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25084==    by 0x7DB7822: ???
+==25084==    by 0x7DB796F: ???
+==25084==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25084==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25084==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25084==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25084==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25084==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25084==    by 0x6B27D38: PetscInitialize (pinit.c:924)
+==25084==    by 0x69FE1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25084==    by 0x69FE227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25084==    by 0x1553A8: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25084==    by 0x14FA6D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25084==    by 0x152E08: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25084==    by 0x152CA8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25084==    by 0x15333F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25084==    by 0x14DE95: main (TestSimpleLinearParabolicSolver.cpp:19)
+==25084== 
+==25084== Open file descriptor 116:
+==25084==    <inherited from parent>
+==25084== 
+==25084== Open file descriptor 113:
+==25084==    <inherited from parent>
+==25084== 
+==25084== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimpleLinearParabolicSolver_valgrind.txt
+==25084==    <inherited from parent>
+==25084== 
+==25084== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25084==    <inherited from parent>
+==25084== 
+==25084== 
+==25084== HEAP SUMMARY:
+==25084==     in use at exit: 618,738 bytes in 8,248 blocks
+==25084==   total heap usage: 370,033 allocs, 361,785 frees, 1,429,167,157 bytes allocated
+==25084== 
+==25084== LEAK SUMMARY:
+==25084==    definitely lost: 0 bytes in 0 blocks
+==25084==    indirectly lost: 0 bytes in 0 blocks
+==25084==      possibly lost: 0 bytes in 0 blocks
+==25084==    still reachable: 24 bytes in 2 blocks
+==25084==         suppressed: 618,714 bytes in 8,246 blocks
+==25084== Reachable blocks (those to which a pointer was found) are not shown.
+==25084== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25084== 
+==25084== For lists of detected and suppressed errors, rerun with: -s
+==25084== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 40 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestSimpleNonlinearEllipticSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimpleNonlinearEllipticSolver_valgrind.txt
new file mode 100644
index 000000000..689b67fb3
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimpleNonlinearEllipticSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25107== Memcheck, a memory error detector
+==25107== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25107== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25107== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestSimpleNonlinearEllipticSolver -malloc_debug -malloc_dump -memory_info
+==25107== Parent PID: 24004
+==25107== 
+==25107== 
+==25107== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25107== Open file descriptor 12:
+==25107==    at 0x84EF07D: pipe (pipe.c:29)
+==25107==    by 0x104DE07D: ???
+==25107==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25107==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25107==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25107==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25107==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25107==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25107==    by 0x14D424: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25107==    by 0x14766F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25107==    by 0x14A908: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25107==    by 0x14A7A8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25107==    by 0x14AE3F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25107==    by 0x1458D5: main (TestSimpleNonlinearEllipticSolver.cpp:19)
+==25107== 
+==25107== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25107==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25107==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25107==    by 0x7D44822: ???
+==25107==    by 0x7D4496F: ???
+==25107==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25107==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25107==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25107==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25107==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25107==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25107==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25107==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25107==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25107==    by 0x14D424: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25107==    by 0x14766F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25107==    by 0x14A908: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25107==    by 0x14A7A8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25107==    by 0x14AE3F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25107==    by 0x1458D5: main (TestSimpleNonlinearEllipticSolver.cpp:19)
+==25107== 
+==25107== Open file descriptor 116:
+==25107==    <inherited from parent>
+==25107== 
+==25107== Open file descriptor 113:
+==25107==    <inherited from parent>
+==25107== 
+==25107== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimpleNonlinearEllipticSolver_valgrind.txt
+==25107==    <inherited from parent>
+==25107== 
+==25107== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25107==    <inherited from parent>
+==25107== 
+==25107== 
+==25107== HEAP SUMMARY:
+==25107==     in use at exit: 618,185 bytes in 8,234 blocks
+==25107==   total heap usage: 390,361 allocs, 382,127 frees, 1,347,161,875 bytes allocated
+==25107== 
+==25107== LEAK SUMMARY:
+==25107==    definitely lost: 0 bytes in 0 blocks
+==25107==    indirectly lost: 0 bytes in 0 blocks
+==25107==      possibly lost: 0 bytes in 0 blocks
+==25107==    still reachable: 24 bytes in 2 blocks
+==25107==         suppressed: 618,161 bytes in 8,232 blocks
+==25107== Reachable blocks (those to which a pointer was found) are not shown.
+==25107== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25107== 
+==25107== For lists of detected and suppressed errors, rerun with: -s
+==25107== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 30 from 30)
diff --git a/log-files/2024-10-08_17-23-11/TestSimpleTargetAreaModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimpleTargetAreaModifier_valgrind.txt
new file mode 100644
index 000000000..4f529a8e8
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimpleTargetAreaModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==35904== Memcheck, a memory error detector
+==35904== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==35904== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==35904== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestSimpleTargetAreaModifier -malloc_debug -malloc_dump -memory_info
+==35904== Parent PID: 24004
+==35904== 
+==35904== 
+==35904== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==35904== Open file descriptor 12:
+==35904==    at 0x10CFA07D: pipe (pipe.c:29)
+==35904==    by 0x196B407D: ???
+==35904==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==35904==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==35904==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==35904==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==35904==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==35904==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==35904==    by 0x139D63: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==35904==    by 0x1324DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==35904==    by 0x1357DC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==35904==    by 0x13567C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==35904==    by 0x135D13: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==35904==    by 0x130905: main (TestSimpleTargetAreaModifier.cpp:19)
+==35904== 
+==35904== Open file descriptor 8: /dev/shm/open_mpi.0000
+==35904==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==35904==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==35904==    by 0xF13F822: ???
+==35904==    by 0xF13F96F: ???
+==35904==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==35904==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==35904==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==35904==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==35904==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==35904==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==35904==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==35904==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==35904==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==35904==    by 0x139D63: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==35904==    by 0x1324DD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==35904==    by 0x1357DC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==35904==    by 0x13567C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==35904==    by 0x135D13: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==35904==    by 0x130905: main (TestSimpleTargetAreaModifier.cpp:19)
+==35904== 
+==35904== Open file descriptor 116:
+==35904==    <inherited from parent>
+==35904== 
+==35904== Open file descriptor 113:
+==35904==    <inherited from parent>
+==35904== 
+==35904== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimpleTargetAreaModifier_valgrind.txt
+==35904==    <inherited from parent>
+==35904== 
+==35904== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==35904==    <inherited from parent>
+==35904== 
+==35904== 
+==35904== HEAP SUMMARY:
+==35904==     in use at exit: 618,354 bytes in 8,239 blocks
+==35904==   total heap usage: 588,725 allocs, 580,486 frees, 1,437,137,176 bytes allocated
+==35904== 
+==35904== LEAK SUMMARY:
+==35904==    definitely lost: 0 bytes in 0 blocks
+==35904==    indirectly lost: 0 bytes in 0 blocks
+==35904==      possibly lost: 0 bytes in 0 blocks
+==35904==    still reachable: 56 bytes in 3 blocks
+==35904==         suppressed: 618,298 bytes in 8,236 blocks
+==35904== Reachable blocks (those to which a pointer was found) are not shown.
+==35904== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==35904== 
+==35904== For lists of detected and suppressed errors, rerun with: -s
+==35904== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestSimulationTime_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimulationTime_valgrind.txt
new file mode 100644
index 000000000..4848e4045
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimulationTime_valgrind.txt
@@ -0,0 +1,73 @@
+==25755== Memcheck, a memory error detector
+==25755== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25755== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25755== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestSimulationTime -malloc_debug -malloc_dump -memory_info
+==25755== Parent PID: 24004
+==25755== 
+==25755== 
+==25755== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25755== Open file descriptor 12:
+==25755==    at 0xD89B07D: pipe (pipe.c:29)
+==25755==    by 0x196B507D: ???
+==25755==    by 0x14C774CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25755==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25755==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25755==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25755==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25755==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25755==    by 0x15B7E4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25755==    by 0x155E09: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25755==    by 0x158E6E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25755==    by 0x158D0E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25755==    by 0x1593A5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25755==    by 0x154225: main (TestSimulationTime.cpp:19)
+==25755== 
+==25755== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25755==    at 0xD89FA1C: __open_nocancel (open64_nocancel.c:39)
+==25755==    by 0xD823BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25755==    by 0xD4DA822: ???
+==25755==    by 0xD4DA96F: ???
+==25755==    by 0x14D1C6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25755==    by 0x14D1C938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25755==    by 0x14CD2922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25755==    by 0x14C772DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25755==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25755==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25755==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25755==    by 0xD49F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25755==    by 0xD49F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25755==    by 0x15B7E4: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25755==    by 0x155E09: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25755==    by 0x158E6E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25755==    by 0x158D0E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25755==    by 0x1593A5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25755==    by 0x154225: main (TestSimulationTime.cpp:19)
+==25755== 
+==25755== Open file descriptor 116:
+==25755==    <inherited from parent>
+==25755== 
+==25755== Open file descriptor 113:
+==25755==    <inherited from parent>
+==25755== 
+==25755== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimulationTime_valgrind.txt
+==25755==    <inherited from parent>
+==25755== 
+==25755== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25755==    <inherited from parent>
+==25755== 
+==25755== 
+==25755== HEAP SUMMARY:
+==25755==     in use at exit: 618,322 bytes in 8,238 blocks
+==25755==   total heap usage: 53,204 allocs, 44,966 frees, 1,338,921,847 bytes allocated
+==25755== 
+==25755== LEAK SUMMARY:
+==25755==    definitely lost: 0 bytes in 0 blocks
+==25755==    indirectly lost: 0 bytes in 0 blocks
+==25755==      possibly lost: 0 bytes in 0 blocks
+==25755==    still reachable: 24 bytes in 2 blocks
+==25755==         suppressed: 618,298 bytes in 8,236 blocks
+==25755== Reachable blocks (those to which a pointer was found) are not shown.
+==25755== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25755== 
+==25755== For lists of detected and suppressed errors, rerun with: -s
+==25755== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestSimulationsWithEllipticBoxDomainPdeModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimulationsWithEllipticBoxDomainPdeModifier_valgrind.txt
new file mode 100644
index 000000000..e632ccb71
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimulationsWithEllipticBoxDomainPdeModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==25555== Memcheck, a memory error detector
+==25555== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25555== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25555== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestSimulationsWithEllipticBoxDomainPdeModifier -malloc_debug -malloc_dump -memory_info
+==25555== Parent PID: 24004
+==25555== 
+==25555== 
+==25555== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25555== Open file descriptor 12:
+==25555==    at 0x1105507D: pipe (pipe.c:29)
+==25555==    by 0x196B407D: ???
+==25555==    by 0x14C1A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25555==    by 0x1095D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25555==    by 0x108F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25555==    by 0xF5CAD38: PetscInitialize (pinit.c:924)
+==25555==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25555==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25555==    by 0x1294E1: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25555==    by 0x1249D3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25555==    by 0x126F4A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25555==    by 0x126E45: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25555==    by 0x127459: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25555==    by 0x1231D5: main (TestSimulationsWithEllipticBoxDomainPdeModifier.cpp:18)
+==25555== 
+==25555== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25555==    at 0x11059A1C: __open_nocancel (open64_nocancel.c:39)
+==25555==    by 0x10FDDBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25555==    by 0x1085A822: ???
+==25555==    by 0x1085A96F: ???
+==25555==    by 0x14CBF6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25555==    by 0x14CBF938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25555==    by 0x14C75922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25555==    by 0x14C1A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25555==    by 0x1095D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25555==    by 0x108F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25555==    by 0xF5CAD38: PetscInitialize (pinit.c:924)
+==25555==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25555==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25555==    by 0x1294E1: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25555==    by 0x1249D3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25555==    by 0x126F4A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25555==    by 0x126E45: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25555==    by 0x127459: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25555==    by 0x1231D5: main (TestSimulationsWithEllipticBoxDomainPdeModifier.cpp:18)
+==25555== 
+==25555== Open file descriptor 116:
+==25555==    <inherited from parent>
+==25555== 
+==25555== Open file descriptor 113:
+==25555==    <inherited from parent>
+==25555== 
+==25555== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimulationsWithEllipticBoxDomainPdeModifier_valgrind.txt
+==25555==    <inherited from parent>
+==25555== 
+==25555== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25555==    <inherited from parent>
+==25555== 
+==25555== 
+==25555== HEAP SUMMARY:
+==25555==     in use at exit: 618,281 bytes in 8,235 blocks
+==25555==   total heap usage: 7,860,251 allocs, 7,852,016 frees, 2,184,345,741 bytes allocated
+==25555== 
+==25555== LEAK SUMMARY:
+==25555==    definitely lost: 0 bytes in 0 blocks
+==25555==    indirectly lost: 0 bytes in 0 blocks
+==25555==      possibly lost: 0 bytes in 0 blocks
+==25555==    still reachable: 56 bytes in 3 blocks
+==25555==         suppressed: 618,225 bytes in 8,232 blocks
+==25555== Reachable blocks (those to which a pointer was found) are not shown.
+==25555== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25555== 
+==25555== For lists of detected and suppressed errors, rerun with: -s
+==25555== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestSimulationsWithEllipticGrowingDomainPdeModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimulationsWithEllipticGrowingDomainPdeModifier_valgrind.txt
new file mode 100644
index 000000000..4824b23cb
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimulationsWithEllipticGrowingDomainPdeModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==25581== Memcheck, a memory error detector
+==25581== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25581== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25581== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestSimulationsWithEllipticGrowingDomainPdeModifier -malloc_debug -malloc_dump -memory_info
+==25581== Parent PID: 24004
+==25581== 
+==25581== 
+==25581== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25581== Open file descriptor 12:
+==25581==    at 0x1105507D: pipe (pipe.c:29)
+==25581==    by 0x196B407D: ???
+==25581==    by 0x14C1A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25581==    by 0x1095D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25581==    by 0x108F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25581==    by 0xF5CAD38: PetscInitialize (pinit.c:924)
+==25581==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25581==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25581==    by 0x12F3BB: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25581==    by 0x12A2AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25581==    by 0x12CDFC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25581==    by 0x12CC9C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25581==    by 0x12D333: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25581==    by 0x1286D5: main (TestSimulationsWithEllipticGrowingDomainPdeModifier.cpp:19)
+==25581== 
+==25581== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25581==    at 0x11059A1C: __open_nocancel (open64_nocancel.c:39)
+==25581==    by 0x10FDDBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25581==    by 0x1085A822: ???
+==25581==    by 0x1085A96F: ???
+==25581==    by 0x14CBF6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25581==    by 0x14CBF938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25581==    by 0x14C75922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25581==    by 0x14C1A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25581==    by 0x1095D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25581==    by 0x108F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25581==    by 0xF5CAD38: PetscInitialize (pinit.c:924)
+==25581==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25581==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25581==    by 0x12F3BB: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25581==    by 0x12A2AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25581==    by 0x12CDFC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25581==    by 0x12CC9C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25581==    by 0x12D333: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25581==    by 0x1286D5: main (TestSimulationsWithEllipticGrowingDomainPdeModifier.cpp:19)
+==25581== 
+==25581== Open file descriptor 116:
+==25581==    <inherited from parent>
+==25581== 
+==25581== Open file descriptor 113:
+==25581==    <inherited from parent>
+==25581== 
+==25581== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimulationsWithEllipticGrowingDomainPdeModifier_valgrind.txt
+==25581==    <inherited from parent>
+==25581== 
+==25581== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25581==    <inherited from parent>
+==25581== 
+==25581== 
+==25581== HEAP SUMMARY:
+==25581==     in use at exit: 618,281 bytes in 8,235 blocks
+==25581==   total heap usage: 5,213,991 allocs, 5,205,756 frees, 2,319,889,866 bytes allocated
+==25581== 
+==25581== LEAK SUMMARY:
+==25581==    definitely lost: 0 bytes in 0 blocks
+==25581==    indirectly lost: 0 bytes in 0 blocks
+==25581==      possibly lost: 0 bytes in 0 blocks
+==25581==    still reachable: 56 bytes in 3 blocks
+==25581==         suppressed: 618,225 bytes in 8,232 blocks
+==25581== Reachable blocks (those to which a pointer was found) are not shown.
+==25581== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25581== 
+==25581== For lists of detected and suppressed errors, rerun with: -s
+==25581== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestSimulationsWithParabolicBoxDomainPdeModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimulationsWithParabolicBoxDomainPdeModifier_valgrind.txt
new file mode 100644
index 000000000..53c6945cf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimulationsWithParabolicBoxDomainPdeModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==25705== Memcheck, a memory error detector
+==25705== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25705== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25705== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestSimulationsWithParabolicBoxDomainPdeModifier -malloc_debug -malloc_dump -memory_info
+==25705== Parent PID: 24004
+==25705== 
+==25705== 
+==25705== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25705== Open file descriptor 12:
+==25705==    at 0x1105507D: pipe (pipe.c:29)
+==25705==    by 0x196B407D: ???
+==25705==    by 0x14C1A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25705==    by 0x1095D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25705==    by 0x108F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25705==    by 0xF5CAD38: PetscInitialize (pinit.c:924)
+==25705==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25705==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25705==    by 0x129501: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25705==    by 0x1249F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25705==    by 0x126F6A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25705==    by 0x126E65: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25705==    by 0x127479: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25705==    by 0x1231F5: main (TestSimulationsWithParabolicBoxDomainPdeModifier.cpp:18)
+==25705== 
+==25705== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25705==    at 0x11059A1C: __open_nocancel (open64_nocancel.c:39)
+==25705==    by 0x10FDDBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25705==    by 0x1085A822: ???
+==25705==    by 0x1085A96F: ???
+==25705==    by 0x14CBF6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25705==    by 0x14CBF938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25705==    by 0x14C75922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25705==    by 0x14C1A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25705==    by 0x1095D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25705==    by 0x108F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25705==    by 0xF5CAD38: PetscInitialize (pinit.c:924)
+==25705==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25705==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25705==    by 0x129501: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25705==    by 0x1249F3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25705==    by 0x126F6A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25705==    by 0x126E65: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25705==    by 0x127479: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25705==    by 0x1231F5: main (TestSimulationsWithParabolicBoxDomainPdeModifier.cpp:18)
+==25705== 
+==25705== Open file descriptor 116:
+==25705==    <inherited from parent>
+==25705== 
+==25705== Open file descriptor 113:
+==25705==    <inherited from parent>
+==25705== 
+==25705== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimulationsWithParabolicBoxDomainPdeModifier_valgrind.txt
+==25705==    <inherited from parent>
+==25705== 
+==25705== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25705==    <inherited from parent>
+==25705== 
+==25705== 
+==25705== HEAP SUMMARY:
+==25705==     in use at exit: 618,281 bytes in 8,235 blocks
+==25705==   total heap usage: 4,545,497 allocs, 4,537,262 frees, 1,827,474,174 bytes allocated
+==25705== 
+==25705== LEAK SUMMARY:
+==25705==    definitely lost: 0 bytes in 0 blocks
+==25705==    indirectly lost: 0 bytes in 0 blocks
+==25705==      possibly lost: 0 bytes in 0 blocks
+==25705==    still reachable: 56 bytes in 3 blocks
+==25705==         suppressed: 618,225 bytes in 8,232 blocks
+==25705== Reachable blocks (those to which a pointer was found) are not shown.
+==25705== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25705== 
+==25705== For lists of detected and suppressed errors, rerun with: -s
+==25705== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 31 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestSimulationsWithParabolicGrowingDomainPdeModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSimulationsWithParabolicGrowingDomainPdeModifier_valgrind.txt
new file mode 100644
index 000000000..8f59c4e4e
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSimulationsWithParabolicGrowingDomainPdeModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==25706== Memcheck, a memory error detector
+==25706== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25706== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25706== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestSimulationsWithParabolicGrowingDomainPdeModifier -malloc_debug -malloc_dump -memory_info
+==25706== Parent PID: 24004
+==25706== 
+==25706== 
+==25706== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25706== Open file descriptor 12:
+==25706==    at 0x1105507D: pipe (pipe.c:29)
+==25706==    by 0x196B407D: ???
+==25706==    by 0x14C1A4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25706==    by 0x1095D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25706==    by 0x108F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25706==    by 0xF5CAD38: PetscInitialize (pinit.c:924)
+==25706==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25706==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25706==    by 0x128F89: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25706==    by 0x123EAD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25706==    by 0x1269CA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25706==    by 0x12686A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25706==    by 0x126F01: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25706==    by 0x1222D5: main (TestSimulationsWithParabolicGrowingDomainPdeModifier.cpp:19)
+==25706== 
+==25706== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25706==    at 0x11059A1C: __open_nocancel (open64_nocancel.c:39)
+==25706==    by 0x10FDDBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25706==    by 0x1085A822: ???
+==25706==    by 0x1085A96F: ???
+==25706==    by 0x14CBF6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25706==    by 0x14CBF938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25706==    by 0x14C75922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25706==    by 0x14C1A2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25706==    by 0x1095D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25706==    by 0x108F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25706==    by 0xF5CAD38: PetscInitialize (pinit.c:924)
+==25706==    by 0xF4A11D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25706==    by 0xF4A1227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25706==    by 0x128F89: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25706==    by 0x123EAD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25706==    by 0x1269CA: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25706==    by 0x12686A: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25706==    by 0x126F01: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25706==    by 0x1222D5: main (TestSimulationsWithParabolicGrowingDomainPdeModifier.cpp:19)
+==25706== 
+==25706== Open file descriptor 116:
+==25706==    <inherited from parent>
+==25706== 
+==25706== Open file descriptor 113:
+==25706==    <inherited from parent>
+==25706== 
+==25706== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSimulationsWithParabolicGrowingDomainPdeModifier_valgrind.txt
+==25706==    <inherited from parent>
+==25706== 
+==25706== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25706==    <inherited from parent>
+==25706== 
+==25706== 
+==25706== HEAP SUMMARY:
+==25706==     in use at exit: 618,281 bytes in 8,235 blocks
+==25706==   total heap usage: 5,584,986 allocs, 5,576,751 frees, 1,885,959,505 bytes allocated
+==25706== 
+==25706== LEAK SUMMARY:
+==25706==    definitely lost: 0 bytes in 0 blocks
+==25706==    indirectly lost: 0 bytes in 0 blocks
+==25706==      possibly lost: 0 bytes in 0 blocks
+==25706==    still reachable: 56 bytes in 3 blocks
+==25706==         suppressed: 618,225 bytes in 8,232 blocks
+==25706== Reachable blocks (those to which a pointer was found) are not shown.
+==25706== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25706== 
+==25706== For lists of detected and suppressed errors, rerun with: -s
+==25706== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestSingleOdeWntCellCycleModel_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSingleOdeWntCellCycleModel_valgrind.txt
new file mode 100644
index 000000000..74934b5bb
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSingleOdeWntCellCycleModel_valgrind.txt
@@ -0,0 +1,73 @@
+==40280== Memcheck, a memory error detector
+==40280== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40280== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40280== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestSingleOdeWntCellCycleModel -malloc_debug -malloc_dump -memory_info
+==40280== Parent PID: 24004
+==40280== 
+==40280== 
+==40280== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40280== Open file descriptor 12:
+==40280==    at 0x1095707D: pipe (pipe.c:29)
+==40280==    by 0x1B37607D: ???
+==40280==    by 0x154C84CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40280==    by 0x1025F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40280==    by 0x101F8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40280==    by 0xEEEFD38: PetscInitialize (pinit.c:924)
+==40280==    by 0xED611D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40280==    by 0xED61227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40280==    by 0x18BB23: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40280==    by 0x184159: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40280==    by 0x187468: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40280==    by 0x187363: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40280==    by 0x187977: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40280==    by 0x181D95: main (TestSingleOdeWntCellCycleModel.cpp:18)
+==40280== 
+==40280== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40280==    at 0x1095BA1C: __open_nocancel (open64_nocancel.c:39)
+==40280==    by 0x108DFBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40280==    by 0xED9C822: ???
+==40280==    by 0xED9C96F: ???
+==40280==    by 0x1556D6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40280==    by 0x1556D938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40280==    by 0x15523922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40280==    by 0x154C82DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40280==    by 0x1025F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40280==    by 0x101F8D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40280==    by 0xEEEFD38: PetscInitialize (pinit.c:924)
+==40280==    by 0xED611D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40280==    by 0xED61227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40280==    by 0x18BB23: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40280==    by 0x184159: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40280==    by 0x187468: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40280==    by 0x187363: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40280==    by 0x187977: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40280==    by 0x181D95: main (TestSingleOdeWntCellCycleModel.cpp:18)
+==40280== 
+==40280== Open file descriptor 116:
+==40280==    <inherited from parent>
+==40280== 
+==40280== Open file descriptor 113:
+==40280==    <inherited from parent>
+==40280== 
+==40280== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSingleOdeWntCellCycleModel_valgrind.txt
+==40280==    <inherited from parent>
+==40280== 
+==40280== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40280==    <inherited from parent>
+==40280== 
+==40280== 
+==40280== HEAP SUMMARY:
+==40280==     in use at exit: 618,514 bytes in 8,241 blocks
+==40280==   total heap usage: 263,089 allocs, 254,848 frees, 1,357,294,008 bytes allocated
+==40280== 
+==40280== LEAK SUMMARY:
+==40280==    definitely lost: 0 bytes in 0 blocks
+==40280==    indirectly lost: 0 bytes in 0 blocks
+==40280==      possibly lost: 0 bytes in 0 blocks
+==40280==    still reachable: 200 bytes in 5 blocks
+==40280==         suppressed: 618,314 bytes in 8,236 blocks
+==40280== Reachable blocks (those to which a pointer was found) are not shown.
+==40280== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40280== 
+==40280== For lists of detected and suppressed errors, rerun with: -s
+==40280== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestSloughingCellKillers_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSloughingCellKillers_valgrind.txt
new file mode 100644
index 000000000..b23674a15
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSloughingCellKillers_valgrind.txt
@@ -0,0 +1,73 @@
+==40482== Memcheck, a memory error detector
+==40482== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40482== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40482== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestSloughingCellKillers -malloc_debug -malloc_dump -memory_info
+==40482== Parent PID: 24004
+==40482== 
+==40482== 
+==40482== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40482== Open file descriptor 12:
+==40482==    at 0x126A107D: pipe (pipe.c:29)
+==40482==    by 0x1B37607D: ???
+==40482==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40482==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40482==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40482==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40482==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40482==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40482==    by 0x157559: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40482==    by 0x14FA79: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40482==    by 0x152B30: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40482==    by 0x1529D0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40482==    by 0x153067: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40482==    by 0x14DE95: main (TestSloughingCellKillers.cpp:19)
+==40482== 
+==40482== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40482==    at 0x126A5A1C: __open_nocancel (open64_nocancel.c:39)
+==40482==    by 0x12629BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40482==    by 0x109FF822: ???
+==40482==    by 0x109FF96F: ???
+==40482==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40482==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40482==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40482==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40482==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40482==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40482==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40482==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40482==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40482==    by 0x157559: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40482==    by 0x14FA79: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40482==    by 0x152B30: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40482==    by 0x1529D0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40482==    by 0x153067: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40482==    by 0x14DE95: main (TestSloughingCellKillers.cpp:19)
+==40482== 
+==40482== Open file descriptor 116:
+==40482==    <inherited from parent>
+==40482== 
+==40482== Open file descriptor 113:
+==40482==    <inherited from parent>
+==40482== 
+==40482== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSloughingCellKillers_valgrind.txt
+==40482==    <inherited from parent>
+==40482== 
+==40482== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40482==    <inherited from parent>
+==40482== 
+==40482== 
+==40482== HEAP SUMMARY:
+==40482==     in use at exit: 618,370 bytes in 8,239 blocks
+==40482==   total heap usage: 100,674 allocs, 92,435 frees, 1,342,470,352 bytes allocated
+==40482== 
+==40482== LEAK SUMMARY:
+==40482==    definitely lost: 0 bytes in 0 blocks
+==40482==    indirectly lost: 0 bytes in 0 blocks
+==40482==      possibly lost: 0 bytes in 0 blocks
+==40482==    still reachable: 56 bytes in 3 blocks
+==40482==         suppressed: 618,314 bytes in 8,236 blocks
+==40482== Reachable blocks (those to which a pointer was found) are not shown.
+==40482== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40482== 
+==40482== For lists of detected and suppressed errors, rerun with: -s
+==40482== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestSolveLaplacianWithQuadratics_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSolveLaplacianWithQuadratics_valgrind.txt
new file mode 100644
index 000000000..4967c03cf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSolveLaplacianWithQuadratics_valgrind.txt
@@ -0,0 +1,73 @@
+==25115== Memcheck, a memory error detector
+==25115== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25115== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25115== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestSolveLaplacianWithQuadratics -malloc_debug -malloc_dump -memory_info
+==25115== Parent PID: 24004
+==25115== 
+==25115== 
+==25115== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25115== Open file descriptor 12:
+==25115==    at 0x84EF07D: pipe (pipe.c:29)
+==25115==    by 0x104DE07D: ???
+==25115==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25115==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25115==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25115==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25115==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25115==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25115==    by 0x15D32E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25115==    by 0x1582D3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25115==    by 0x15AFE6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25115==    by 0x15AEE1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25115==    by 0x15B4F5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25115==    by 0x156AD5: main (TestSolveLaplacianWithQuadratics.cpp:18)
+==25115== 
+==25115== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25115==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25115==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25115==    by 0x7D44822: ???
+==25115==    by 0x7D4496F: ???
+==25115==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25115==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25115==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25115==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25115==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25115==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25115==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25115==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25115==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25115==    by 0x15D32E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25115==    by 0x1582D3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25115==    by 0x15AFE6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25115==    by 0x15AEE1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25115==    by 0x15B4F5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25115==    by 0x156AD5: main (TestSolveLaplacianWithQuadratics.cpp:18)
+==25115== 
+==25115== Open file descriptor 116:
+==25115==    <inherited from parent>
+==25115== 
+==25115== Open file descriptor 113:
+==25115==    <inherited from parent>
+==25115== 
+==25115== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSolveLaplacianWithQuadratics_valgrind.txt
+==25115==    <inherited from parent>
+==25115== 
+==25115== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25115==    <inherited from parent>
+==25115== 
+==25115== 
+==25115== HEAP SUMMARY:
+==25115==     in use at exit: 618,258 bytes in 8,238 blocks
+==25115==   total heap usage: 317,734 allocs, 309,496 frees, 1,357,888,330 bytes allocated
+==25115== 
+==25115== LEAK SUMMARY:
+==25115==    definitely lost: 0 bytes in 0 blocks
+==25115==    indirectly lost: 0 bytes in 0 blocks
+==25115==      possibly lost: 0 bytes in 0 blocks
+==25115==    still reachable: 24 bytes in 2 blocks
+==25115==         suppressed: 618,234 bytes in 8,236 blocks
+==25115== Reachable blocks (those to which a pointer was found) are not shown.
+==25115== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25115== 
+==25115== For lists of detected and suppressed errors, rerun with: -s
+==25115== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestSolvingCoupledPdes_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSolvingCoupledPdes_valgrind.txt
new file mode 100644
index 000000000..f4151f654
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSolvingCoupledPdes_valgrind.txt
@@ -0,0 +1,73 @@
+==25114== Memcheck, a memory error detector
+==25114== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25114== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25114== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestSolvingCoupledPdes -malloc_debug -malloc_dump -memory_info
+==25114== Parent PID: 24004
+==25114== 
+==25114== 
+==25114== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25114== Open file descriptor 12:
+==25114==    at 0x84EF07D: pipe (pipe.c:29)
+==25114==    by 0x104DE07D: ???
+==25114==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25114==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25114==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25114==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25114==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25114==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25114==    by 0x143C06: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25114==    by 0x13ECB3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25114==    by 0x1418BE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25114==    by 0x1417B9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25114==    by 0x141DCD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25114==    by 0x13D4B5: main (TestSolvingCoupledPdes.cpp:18)
+==25114== 
+==25114== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25114==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25114==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25114==    by 0x7D44822: ???
+==25114==    by 0x7D4496F: ???
+==25114==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25114==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25114==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25114==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25114==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25114==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25114==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25114==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25114==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25114==    by 0x143C06: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25114==    by 0x13ECB3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25114==    by 0x1418BE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25114==    by 0x1417B9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25114==    by 0x141DCD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25114==    by 0x13D4B5: main (TestSolvingCoupledPdes.cpp:18)
+==25114== 
+==25114== Open file descriptor 116:
+==25114==    <inherited from parent>
+==25114== 
+==25114== Open file descriptor 113:
+==25114==    <inherited from parent>
+==25114== 
+==25114== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSolvingCoupledPdes_valgrind.txt
+==25114==    <inherited from parent>
+==25114== 
+==25114== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25114==    <inherited from parent>
+==25114== 
+==25114== 
+==25114== HEAP SUMMARY:
+==25114==     in use at exit: 618,258 bytes in 8,238 blocks
+==25114==   total heap usage: 362,665 allocs, 354,427 frees, 1,353,739,206 bytes allocated
+==25114== 
+==25114== LEAK SUMMARY:
+==25114==    definitely lost: 0 bytes in 0 blocks
+==25114==    indirectly lost: 0 bytes in 0 blocks
+==25114==      possibly lost: 0 bytes in 0 blocks
+==25114==    still reachable: 24 bytes in 2 blocks
+==25114==         suppressed: 618,234 bytes in 8,236 blocks
+==25114== Reachable blocks (those to which a pointer was found) are not shown.
+==25114== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25114== 
+==25114== For lists of detected and suppressed errors, rerun with: -s
+==25114== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestSolvingNonlinearPdesTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSolvingNonlinearPdesTutorial_valgrind.txt
new file mode 100644
index 000000000..9e2b16665
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSolvingNonlinearPdesTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==25131== Memcheck, a memory error detector
+==25131== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25131== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25131== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestSolvingNonlinearPdesTutorial -malloc_debug -malloc_dump -memory_info
+==25131== Parent PID: 24004
+==25131== 
+==25131== 
+==25131== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25131== Open file descriptor 12:
+==25131==    at 0x84EF07D: pipe (pipe.c:29)
+==25131==    by 0x104DE07D: ???
+==25131==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25131==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25131==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25131==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25131==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25131==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25131==    by 0x1389EE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25131==    by 0x133AFF: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25131==    by 0x1366A6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25131==    by 0x1365A1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25131==    by 0x136BB5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25131==    by 0x1322D5: main (TestSolvingNonlinearPdesTutorial.cpp:18)
+==25131== 
+==25131== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25131==    at 0x84F3A1C: __open_nocancel (open64_nocancel.c:39)
+==25131==    by 0x8477BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25131==    by 0x7D44822: ???
+==25131==    by 0x7D4496F: ???
+==25131==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25131==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25131==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25131==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25131==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25131==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25131==    by 0x6AB4D38: PetscInitialize (pinit.c:924)
+==25131==    by 0x698B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25131==    by 0x698B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25131==    by 0x1389EE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25131==    by 0x133AFF: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25131==    by 0x1366A6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25131==    by 0x1365A1: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25131==    by 0x136BB5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25131==    by 0x1322D5: main (TestSolvingNonlinearPdesTutorial.cpp:18)
+==25131== 
+==25131== Open file descriptor 116:
+==25131==    <inherited from parent>
+==25131== 
+==25131== Open file descriptor 113:
+==25131==    <inherited from parent>
+==25131== 
+==25131== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSolvingNonlinearPdesTutorial_valgrind.txt
+==25131==    <inherited from parent>
+==25131== 
+==25131== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25131==    <inherited from parent>
+==25131== 
+==25131== 
+==25131== HEAP SUMMARY:
+==25131==     in use at exit: 618,258 bytes in 8,238 blocks
+==25131==   total heap usage: 243,594 allocs, 235,356 frees, 1,341,284,230 bytes allocated
+==25131== 
+==25131== LEAK SUMMARY:
+==25131==    definitely lost: 0 bytes in 0 blocks
+==25131==    indirectly lost: 0 bytes in 0 blocks
+==25131==      possibly lost: 0 bytes in 0 blocks
+==25131==    still reachable: 24 bytes in 2 blocks
+==25131==         suppressed: 618,234 bytes in 8,236 blocks
+==25131== Reachable blocks (those to which a pointer was found) are not shown.
+==25131== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25131== 
+==25131== For lists of detected and suppressed errors, rerun with: -s
+==25131== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 36 from 36)
diff --git a/log-files/2024-10-08_17-23-11/TestSolvingOdesTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSolvingOdesTutorial_valgrind.txt
new file mode 100644
index 000000000..c2abecf01
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSolvingOdesTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==25026== Memcheck, a memory error detector
+==25026== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25026== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25026== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestSolvingOdesTutorial -malloc_debug -malloc_dump -memory_info
+==25026== Parent PID: 24004
+==25026== 
+==25026== 
+==25026== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25026== Open file descriptor 12:
+==25026==    at 0x63C507D: pipe (pipe.c:29)
+==25026==    by 0xB1E407D: ???
+==25026==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25026==    by 0x5FFA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25026==    by 0x5F93D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25026==    by 0x4C65D38: PetscInitialize (pinit.c:924)
+==25026==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25026==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25026==    by 0x118D39: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25026==    by 0x114693: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25026==    by 0x1169AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25026==    by 0x1168A8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25026==    by 0x116EBB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25026==    by 0x1128D5: main (TestSolvingOdesTutorial.cpp:18)
+==25026== 
+==25026== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25026==    at 0x63C9A1C: __open_nocancel (open64_nocancel.c:39)
+==25026==    by 0x634DBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25026==    by 0x5EF5822: ???
+==25026==    by 0x5EF596F: ???
+==25026==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25026==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25026==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25026==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25026==    by 0x5FFA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25026==    by 0x5F93D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25026==    by 0x4C65D38: PetscInitialize (pinit.c:924)
+==25026==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25026==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25026==    by 0x118D39: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==25026==    by 0x114693: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25026==    by 0x1169AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25026==    by 0x1168A8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25026==    by 0x116EBB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25026==    by 0x1128D5: main (TestSolvingOdesTutorial.cpp:18)
+==25026== 
+==25026== Open file descriptor 116:
+==25026==    <inherited from parent>
+==25026== 
+==25026== Open file descriptor 113:
+==25026==    <inherited from parent>
+==25026== 
+==25026== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSolvingOdesTutorial_valgrind.txt
+==25026==    <inherited from parent>
+==25026== 
+==25026== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25026==    <inherited from parent>
+==25026== 
+==25026== 
+==25026== HEAP SUMMARY:
+==25026==     in use at exit: 617,906 bytes in 8,238 blocks
+==25026==   total heap usage: 45,184 allocs, 36,946 frees, 1,338,244,043 bytes allocated
+==25026== 
+==25026== LEAK SUMMARY:
+==25026==    definitely lost: 0 bytes in 0 blocks
+==25026==    indirectly lost: 0 bytes in 0 blocks
+==25026==      possibly lost: 0 bytes in 0 blocks
+==25026==    still reachable: 24 bytes in 2 blocks
+==25026==         suppressed: 617,882 bytes in 8,236 blocks
+==25026== Reachable blocks (those to which a pointer was found) are not shown.
+==25026== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25026== 
+==25026== For lists of detected and suppressed errors, rerun with: -s
+==25026== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestSolvingStiffOdeSystems_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSolvingStiffOdeSystems_valgrind.txt
new file mode 100644
index 000000000..a86339bc8
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSolvingStiffOdeSystems_valgrind.txt
@@ -0,0 +1,73 @@
+==25007== Memcheck, a memory error detector
+==25007== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25007== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25007== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/ode/test/TestSolvingStiffOdeSystems -malloc_debug -malloc_dump -memory_info
+==25007== Parent PID: 24004
+==25007== 
+==25007== 
+==25007== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25007== Open file descriptor 12:
+==25007==    at 0x4F1007D: pipe (pipe.c:29)
+==25007==    by 0xB1E607D: ???
+==25007==    by 0x8CDE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25007==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25007==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25007==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==25007==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25007==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25007==    by 0x118D00: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25007==    by 0x114431: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25007==    by 0x1167AE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25007==    by 0x1166A9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25007==    by 0x116CBD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25007==    by 0x112835: main (TestSolvingStiffOdeSystems.cpp:18)
+==25007== 
+==25007== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25007==    at 0x4F14A1C: __open_nocancel (open64_nocancel.c:39)
+==25007==    by 0x4E98BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25007==    by 0x4B77822: ???
+==25007==    by 0x4B7796F: ???
+==25007==    by 0x8D836DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25007==    by 0x8D83938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25007==    by 0x8D39922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25007==    by 0x8CDE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25007==    by 0x6678418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25007==    by 0x6611D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25007==    by 0x5308D38: PetscInitialize (pinit.c:924)
+==25007==    by 0x4B3C1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25007==    by 0x4B3C227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25007==    by 0x118D00: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25007==    by 0x114431: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25007==    by 0x1167AE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25007==    by 0x1166A9: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25007==    by 0x116CBD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25007==    by 0x112835: main (TestSolvingStiffOdeSystems.cpp:18)
+==25007== 
+==25007== Open file descriptor 116:
+==25007==    <inherited from parent>
+==25007== 
+==25007== Open file descriptor 113:
+==25007==    <inherited from parent>
+==25007== 
+==25007== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSolvingStiffOdeSystems_valgrind.txt
+==25007==    <inherited from parent>
+==25007== 
+==25007== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25007==    <inherited from parent>
+==25007== 
+==25007== 
+==25007== HEAP SUMMARY:
+==25007==     in use at exit: 617,906 bytes in 8,238 blocks
+==25007==   total heap usage: 47,081 allocs, 38,843 frees, 1,338,227,937 bytes allocated
+==25007== 
+==25007== LEAK SUMMARY:
+==25007==    definitely lost: 0 bytes in 0 blocks
+==25007==    indirectly lost: 0 bytes in 0 blocks
+==25007==      possibly lost: 0 bytes in 0 blocks
+==25007==    still reachable: 24 bytes in 2 blocks
+==25007==         suppressed: 617,882 bytes in 8,236 blocks
+==25007== Reachable blocks (those to which a pointer was found) are not shown.
+==25007== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25007== 
+==25007== For lists of detected and suppressed errors, rerun with: -s
+==25007== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestSpiralWaveAndPhase_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSpiralWaveAndPhase_valgrind.txt
new file mode 100644
index 000000000..fa71151e8
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSpiralWaveAndPhase_valgrind.txt
@@ -0,0 +1,73 @@
+==43478== Memcheck, a memory error detector
+==43478== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43478== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43478== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestSpiralWaveAndPhase -malloc_debug -malloc_dump -memory_info
+==43478== Parent PID: 24004
+==43478== 
+==43478== 
+==43478== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43478== Open file descriptor 12:
+==43478==    at 0x84D307D: pipe (pipe.c:29)
+==43478==    by 0x104DE07D: ???
+==43478==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43478==    by 0x8B56418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43478==    by 0x8AEFD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43478==    by 0x6A98D38: PetscInitialize (pinit.c:924)
+==43478==    by 0x696F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43478==    by 0x696F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43478==    by 0x119000: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43478==    by 0x1147B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43478==    by 0x116FAC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43478==    by 0x116EA7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43478==    by 0x1174BB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43478==    by 0x112FB5: main (TestSpiralWaveAndPhase.cpp:18)
+==43478== 
+==43478== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43478==    at 0x84D7A1C: __open_nocancel (open64_nocancel.c:39)
+==43478==    by 0x845BBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43478==    by 0x7D28822: ???
+==43478==    by 0x7D2896F: ???
+==43478==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43478==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43478==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43478==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43478==    by 0x8B56418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43478==    by 0x8AEFD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43478==    by 0x6A98D38: PetscInitialize (pinit.c:924)
+==43478==    by 0x696F1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43478==    by 0x696F227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43478==    by 0x119000: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43478==    by 0x1147B3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43478==    by 0x116FAC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43478==    by 0x116EA7: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43478==    by 0x1174BB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43478==    by 0x112FB5: main (TestSpiralWaveAndPhase.cpp:18)
+==43478== 
+==43478== Open file descriptor 116:
+==43478==    <inherited from parent>
+==43478== 
+==43478== Open file descriptor 113:
+==43478==    <inherited from parent>
+==43478== 
+==43478== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSpiralWaveAndPhase_valgrind.txt
+==43478==    <inherited from parent>
+==43478== 
+==43478== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43478==    <inherited from parent>
+==43478== 
+==43478== 
+==43478== HEAP SUMMARY:
+==43478==     in use at exit: 618,665 bytes in 8,244 blocks
+==43478==   total heap usage: 4,351,542 allocs, 4,343,298 frees, 1,902,290,222 bytes allocated
+==43478== 
+==43478== LEAK SUMMARY:
+==43478==    definitely lost: 0 bytes in 0 blocks
+==43478==    indirectly lost: 0 bytes in 0 blocks
+==43478==      possibly lost: 0 bytes in 0 blocks
+==43478==    still reachable: 24 bytes in 2 blocks
+==43478==         suppressed: 618,641 bytes in 8,242 blocks
+==43478== Reachable blocks (those to which a pointer was found) are not shown.
+==43478== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43478== 
+==43478== For lists of detected and suppressed errors, rerun with: -s
+==43478== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestSteadyStateRunner_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSteadyStateRunner_valgrind.txt
new file mode 100644
index 000000000..579a4eebf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSteadyStateRunner_valgrind.txt
@@ -0,0 +1,73 @@
+==42672== Memcheck, a memory error detector
+==42672== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==42672== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==42672== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestSteadyStateRunner -malloc_debug -malloc_dump -memory_info
+==42672== Parent PID: 24004
+==42672== 
+==42672== 
+==42672== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==42672== Open file descriptor 12:
+==42672==    at 0x9C6807D: pipe (pipe.c:29)
+==42672==    by 0x1432F07D: ???
+==42672==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42672==    by 0x989B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42672==    by 0x9834D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42672==    by 0x8508D38: PetscInitialize (pinit.c:924)
+==42672==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42672==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42672==    by 0x115FF5: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==42672==    by 0x1114AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42672==    by 0x113CD0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42672==    by 0x113B70: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42672==    by 0x114207: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42672==    by 0x10F8D5: main (TestSteadyStateRunner.cpp:19)
+==42672== 
+==42672== Open file descriptor 8: /dev/shm/open_mpi.0000
+==42672==    at 0x9C6CA1C: __open_nocancel (open64_nocancel.c:39)
+==42672==    by 0x9BF0BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==42672==    by 0x9798822: ???
+==42672==    by 0x979896F: ???
+==42672==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42672==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42672==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42672==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42672==    by 0x989B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42672==    by 0x9834D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42672==    by 0x8508D38: PetscInitialize (pinit.c:924)
+==42672==    by 0x83DF1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42672==    by 0x83DF227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42672==    by 0x115FF5: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==42672==    by 0x1114AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42672==    by 0x113CD0: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42672==    by 0x113B70: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42672==    by 0x114207: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42672==    by 0x10F8D5: main (TestSteadyStateRunner.cpp:19)
+==42672== 
+==42672== Open file descriptor 116:
+==42672==    <inherited from parent>
+==42672== 
+==42672== Open file descriptor 113:
+==42672==    <inherited from parent>
+==42672== 
+==42672== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSteadyStateRunner_valgrind.txt
+==42672==    <inherited from parent>
+==42672== 
+==42672== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==42672==    <inherited from parent>
+==42672== 
+==42672== 
+==42672== HEAP SUMMARY:
+==42672==     in use at exit: 618,265 bytes in 8,234 blocks
+==42672==   total heap usage: 50,553 allocs, 42,319 frees, 1,338,884,253 bytes allocated
+==42672== 
+==42672== LEAK SUMMARY:
+==42672==    definitely lost: 0 bytes in 0 blocks
+==42672==    indirectly lost: 0 bytes in 0 blocks
+==42672==      possibly lost: 0 bytes in 0 blocks
+==42672==    still reachable: 24 bytes in 2 blocks
+==42672==         suppressed: 618,241 bytes in 8,232 blocks
+==42672== Reachable blocks (those to which a pointer was found) are not shown.
+==42672== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==42672== 
+==42672== For lists of detected and suppressed errors, rerun with: -s
+==42672== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestStepSizeException_valgrind.txt b/log-files/2024-10-08_17-23-11/TestStepSizeException_valgrind.txt
new file mode 100644
index 000000000..15a0cad25
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestStepSizeException_valgrind.txt
@@ -0,0 +1,73 @@
+==38940== Memcheck, a memory error detector
+==38940== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==38940== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==38940== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestStepSizeException -malloc_debug -malloc_dump -memory_info
+==38940== Parent PID: 24004
+==38940== 
+==38940== 
+==38940== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==38940== Open file descriptor 12:
+==38940==    at 0x4CB407D: pipe (pipe.c:29)
+==38940==    by 0xAEA507D: ???
+==38940==    by 0x89BE4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==38940==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==38940==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==38940==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==38940==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==38940==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==38940==    by 0x113D54: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==38940==    by 0x10F30D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==38940==    by 0x111C9E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==38940==    by 0x111B3E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==38940==    by 0x1121D5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==38940==    by 0x10D735: main (TestStepSizeException.cpp:19)
+==38940== 
+==38940== Open file descriptor 8: /dev/shm/open_mpi.0000
+==38940==    at 0x4CB8A1C: __open_nocancel (open64_nocancel.c:39)
+==38940==    by 0x4C3CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==38940==    by 0x4935822: ???
+==38940==    by 0x493596F: ???
+==38940==    by 0x8A636DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==38940==    by 0x8A63938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==38940==    by 0x8A19922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==38940==    by 0x89BE2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==38940==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==38940==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==38940==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==38940==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==38940==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==38940==    by 0x113D54: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==38940==    by 0x10F30D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==38940==    by 0x111C9E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==38940==    by 0x111B3E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==38940==    by 0x1121D5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==38940==    by 0x10D735: main (TestStepSizeException.cpp:19)
+==38940== 
+==38940== Open file descriptor 116:
+==38940==    <inherited from parent>
+==38940== 
+==38940== Open file descriptor 113:
+==38940==    <inherited from parent>
+==38940== 
+==38940== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestStepSizeException_valgrind.txt
+==38940==    <inherited from parent>
+==38940== 
+==38940== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==38940==    <inherited from parent>
+==38940== 
+==38940== 
+==38940== HEAP SUMMARY:
+==38940==     in use at exit: 617,842 bytes in 8,238 blocks
+==38940==   total heap usage: 44,915 allocs, 36,677 frees, 1,338,159,749 bytes allocated
+==38940== 
+==38940== LEAK SUMMARY:
+==38940==    definitely lost: 0 bytes in 0 blocks
+==38940==    indirectly lost: 0 bytes in 0 blocks
+==38940==      possibly lost: 0 bytes in 0 blocks
+==38940==    still reachable: 24 bytes in 2 blocks
+==38940==         suppressed: 617,818 bytes in 8,236 blocks
+==38940== Reachable blocks (those to which a pointer was found) are not shown.
+==38940== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==38940== 
+==38940== For lists of detected and suppressed errors, rerun with: -s
+==38940== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestStimulusBoundaryCondition_valgrind.txt b/log-files/2024-10-08_17-23-11/TestStimulusBoundaryCondition_valgrind.txt
new file mode 100644
index 000000000..7783a376f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestStimulusBoundaryCondition_valgrind.txt
@@ -0,0 +1,73 @@
+==43529== Memcheck, a memory error detector
+==43529== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43529== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43529== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestStimulusBoundaryCondition -malloc_debug -malloc_dump -memory_info
+==43529== Parent PID: 24004
+==43529== 
+==43529== 
+==43529== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43529== Open file descriptor 12:
+==43529==    at 0xA56F07D: pipe (pipe.c:29)
+==43529==    by 0x1432F07D: ???
+==43529==    by 0xFAE94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43529==    by 0xBC6A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43529==    by 0xBC03D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43529==    by 0xA8FAD38: PetscInitialize (pinit.c:924)
+==43529==    by 0xA19D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43529==    by 0xA19D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43529==    by 0x111E4E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43529==    by 0x10DC13: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43529==    by 0x10FF02: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43529==    by 0x10FDFD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43529==    by 0x110411: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43529==    by 0x10C415: main (TestStimulusBoundaryCondition.cpp:18)
+==43529== 
+==43529== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43529==    at 0xA573A1C: __open_nocancel (open64_nocancel.c:39)
+==43529==    by 0xA4F7BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43529==    by 0xA1D8822: ???
+==43529==    by 0xA1D896F: ???
+==43529==    by 0xFB8E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43529==    by 0xFB8E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43529==    by 0xFB44922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43529==    by 0xFAE92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43529==    by 0xBC6A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43529==    by 0xBC03D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43529==    by 0xA8FAD38: PetscInitialize (pinit.c:924)
+==43529==    by 0xA19D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43529==    by 0xA19D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43529==    by 0x111E4E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43529==    by 0x10DC13: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43529==    by 0x10FF02: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43529==    by 0x10FDFD: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43529==    by 0x110411: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43529==    by 0x10C415: main (TestStimulusBoundaryCondition.cpp:18)
+==43529== 
+==43529== Open file descriptor 116:
+==43529==    <inherited from parent>
+==43529== 
+==43529== Open file descriptor 113:
+==43529==    <inherited from parent>
+==43529== 
+==43529== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestStimulusBoundaryCondition_valgrind.txt
+==43529==    <inherited from parent>
+==43529== 
+==43529== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43529==    <inherited from parent>
+==43529== 
+==43529== 
+==43529== HEAP SUMMARY:
+==43529==     in use at exit: 618,338 bytes in 8,238 blocks
+==43529==   total heap usage: 48,816 allocs, 40,578 frees, 1,338,522,721 bytes allocated
+==43529== 
+==43529== LEAK SUMMARY:
+==43529==    definitely lost: 0 bytes in 0 blocks
+==43529==    indirectly lost: 0 bytes in 0 blocks
+==43529==      possibly lost: 0 bytes in 0 blocks
+==43529==    still reachable: 24 bytes in 2 blocks
+==43529==         suppressed: 618,314 bytes in 8,236 blocks
+==43529== Reachable blocks (those to which a pointer was found) are not shown.
+==43529== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43529== 
+==43529== For lists of detected and suppressed errors, rerun with: -s
+==43529== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestStimulusFactory_valgrind.txt b/log-files/2024-10-08_17-23-11/TestStimulusFactory_valgrind.txt
new file mode 100644
index 000000000..07609d3eb
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestStimulusFactory_valgrind.txt
@@ -0,0 +1,73 @@
+==41289== Memcheck, a memory error detector
+==41289== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41289== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41289== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestStimulusFactory -malloc_debug -malloc_dump -memory_info
+==41289== Parent PID: 24004
+==41289== 
+==41289== 
+==41289== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41289== Open file descriptor 12:
+==41289==    at 0xA7CE07D: pipe (pipe.c:29)
+==41289==    by 0x1432F07D: ???
+==41289==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41289==    by 0xBEC7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41289==    by 0xBE60D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41289==    by 0xAB57D38: PetscInitialize (pinit.c:924)
+==41289==    by 0xA0B51D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41289==    by 0xA0B5227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41289==    by 0x122E20: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41289==    by 0x11DDCD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41289==    by 0x120996: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41289==    by 0x120836: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41289==    by 0x120ECD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41289==    by 0x11C1F5: main (TestStimulusFactory.cpp:19)
+==41289== 
+==41289== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41289==    at 0xA7D2A1C: __open_nocancel (open64_nocancel.c:39)
+==41289==    by 0xA756BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41289==    by 0xA0F0822: ???
+==41289==    by 0xA0F096F: ???
+==41289==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41289==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41289==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41289==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41289==    by 0xBEC7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41289==    by 0xBE60D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41289==    by 0xAB57D38: PetscInitialize (pinit.c:924)
+==41289==    by 0xA0B51D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41289==    by 0xA0B5227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41289==    by 0x122E20: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41289==    by 0x11DDCD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41289==    by 0x120996: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41289==    by 0x120836: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41289==    by 0x120ECD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41289==    by 0x11C1F5: main (TestStimulusFactory.cpp:19)
+==41289== 
+==41289== Open file descriptor 116:
+==41289==    <inherited from parent>
+==41289== 
+==41289== Open file descriptor 113:
+==41289==    <inherited from parent>
+==41289== 
+==41289== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestStimulusFactory_valgrind.txt
+==41289==    <inherited from parent>
+==41289== 
+==41289== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41289==    <inherited from parent>
+==41289== 
+==41289== 
+==41289== HEAP SUMMARY:
+==41289==     in use at exit: 618,818 bytes in 8,248 blocks
+==41289==   total heap usage: 180,619 allocs, 172,371 frees, 1,362,117,726 bytes allocated
+==41289== 
+==41289== LEAK SUMMARY:
+==41289==    definitely lost: 0 bytes in 0 blocks
+==41289==    indirectly lost: 0 bytes in 0 blocks
+==41289==      possibly lost: 0 bytes in 0 blocks
+==41289==    still reachable: 24 bytes in 2 blocks
+==41289==         suppressed: 618,794 bytes in 8,246 blocks
+==41289== Reachable blocks (those to which a pointer was found) are not shown.
+==41289== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41289== 
+==41289== For lists of detected and suppressed errors, rerun with: -s
+==41289== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 46 from 38)
diff --git a/log-files/2024-10-08_17-23-11/TestStimulus_valgrind.txt b/log-files/2024-10-08_17-23-11/TestStimulus_valgrind.txt
new file mode 100644
index 000000000..655396472
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestStimulus_valgrind.txt
@@ -0,0 +1,73 @@
+==43522== Memcheck, a memory error detector
+==43522== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43522== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43522== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestStimulus -malloc_debug -malloc_dump -memory_info
+==43522== Parent PID: 24004
+==43522== 
+==43522== 
+==43522== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43522== Open file descriptor 12:
+==43522==    at 0x9B4F07D: pipe (pipe.c:29)
+==43522==    by 0x1432F07D: ???
+==43522==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43522==    by 0x969B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43522==    by 0x9634D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43522==    by 0x832BD38: PetscInitialize (pinit.c:924)
+==43522==    by 0x819B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43522==    by 0x819B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43522==    by 0x123427: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==43522==    by 0x11E823: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43522==    by 0x120E66: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43522==    by 0x120D62: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43522==    by 0x121375: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43522==    by 0x11D025: main (TestStimulus.cpp:18)
+==43522== 
+==43522== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43522==    at 0x9B53A1C: __open_nocancel (open64_nocancel.c:39)
+==43522==    by 0x9AD7BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43522==    by 0x81D6822: ???
+==43522==    by 0x81D696F: ???
+==43522==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43522==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43522==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43522==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43522==    by 0x969B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43522==    by 0x9634D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43522==    by 0x832BD38: PetscInitialize (pinit.c:924)
+==43522==    by 0x819B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43522==    by 0x819B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43522==    by 0x123427: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==43522==    by 0x11E823: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43522==    by 0x120E66: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43522==    by 0x120D62: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43522==    by 0x121375: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43522==    by 0x11D025: main (TestStimulus.cpp:18)
+==43522== 
+==43522== Open file descriptor 116:
+==43522==    <inherited from parent>
+==43522== 
+==43522== Open file descriptor 113:
+==43522==    <inherited from parent>
+==43522== 
+==43522== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestStimulus_valgrind.txt
+==43522==    <inherited from parent>
+==43522== 
+==43522== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43522==    <inherited from parent>
+==43522== 
+==43522== 
+==43522== HEAP SUMMARY:
+==43522==     in use at exit: 618,338 bytes in 8,238 blocks
+==43522==   total heap usage: 48,980 allocs, 40,742 frees, 1,338,551,975 bytes allocated
+==43522== 
+==43522== LEAK SUMMARY:
+==43522==    definitely lost: 0 bytes in 0 blocks
+==43522==    indirectly lost: 0 bytes in 0 blocks
+==43522==      possibly lost: 0 bytes in 0 blocks
+==43522==    still reachable: 24 bytes in 2 blocks
+==43522==         suppressed: 618,314 bytes in 8,236 blocks
+==43522== Reachable blocks (those to which a pointer was found) are not shown.
+==43522== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43522== 
+==43522== For lists of detected and suppressed errors, rerun with: -s
+==43522== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestStokesFlowAssembler_valgrind.txt b/log-files/2024-10-08_17-23-11/TestStokesFlowAssembler_valgrind.txt
new file mode 100644
index 000000000..182c483c1
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestStokesFlowAssembler_valgrind.txt
@@ -0,0 +1,73 @@
+==25332== Memcheck, a memory error detector
+==25332== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25332== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25332== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/continuum_mechanics/test/TestStokesFlowAssembler -malloc_debug -malloc_dump -memory_info
+==25332== Parent PID: 24004
+==25332== 
+==25332== 
+==25332== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25332== Open file descriptor 12:
+==25332==    at 0x866F07D: pipe (pipe.c:29)
+==25332==    by 0x106E107D: ???
+==25332==    by 0xC4F54CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25332==    by 0x8CD6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25332==    by 0x8C6FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25332==    by 0x6C34D38: PetscInitialize (pinit.c:924)
+==25332==    by 0x6B0B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25332==    by 0x6B0B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25332==    by 0x12CFE0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25332==    by 0x128839: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25332==    by 0x12AC58: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25332==    by 0x12AB53: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25332==    by 0x12B167: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25332==    by 0x126EB5: main (TestStokesFlowAssembler.cpp:18)
+==25332== 
+==25332== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25332==    at 0x8673A1C: __open_nocancel (open64_nocancel.c:39)
+==25332==    by 0x85F7BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25332==    by 0x7EC4822: ???
+==25332==    by 0x7EC496F: ???
+==25332==    by 0xC59A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25332==    by 0xC59A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25332==    by 0xC550922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25332==    by 0xC4F52DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25332==    by 0x8CD6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25332==    by 0x8C6FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25332==    by 0x6C34D38: PetscInitialize (pinit.c:924)
+==25332==    by 0x6B0B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25332==    by 0x6B0B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25332==    by 0x12CFE0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25332==    by 0x128839: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25332==    by 0x12AC58: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25332==    by 0x12AB53: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25332==    by 0x12B167: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25332==    by 0x126EB5: main (TestStokesFlowAssembler.cpp:18)
+==25332== 
+==25332== Open file descriptor 116:
+==25332==    <inherited from parent>
+==25332== 
+==25332== Open file descriptor 113:
+==25332==    <inherited from parent>
+==25332== 
+==25332== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestStokesFlowAssembler_valgrind.txt
+==25332==    <inherited from parent>
+==25332== 
+==25332== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25332==    <inherited from parent>
+==25332== 
+==25332== 
+==25332== HEAP SUMMARY:
+==25332==     in use at exit: 618,274 bytes in 8,238 blocks
+==25332==   total heap usage: 48,398 allocs, 40,160 frees, 1,338,713,394 bytes allocated
+==25332== 
+==25332== LEAK SUMMARY:
+==25332==    definitely lost: 0 bytes in 0 blocks
+==25332==    indirectly lost: 0 bytes in 0 blocks
+==25332==      possibly lost: 0 bytes in 0 blocks
+==25332==    still reachable: 24 bytes in 2 blocks
+==25332==         suppressed: 618,250 bytes in 8,236 blocks
+==25332== Reachable blocks (those to which a pointer was found) are not shown.
+==25332== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25332== 
+==25332== For lists of detected and suppressed errors, rerun with: -s
+==25332== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestStokesFlowSolver_valgrind.txt b/log-files/2024-10-08_17-23-11/TestStokesFlowSolver_valgrind.txt
new file mode 100644
index 000000000..fef3b1638
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestStokesFlowSolver_valgrind.txt
@@ -0,0 +1,73 @@
+==25339== Memcheck, a memory error detector
+==25339== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25339== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25339== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/continuum_mechanics/test/TestStokesFlowSolver -malloc_debug -malloc_dump -memory_info
+==25339== Parent PID: 24004
+==25339== 
+==25339== 
+==25339== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25339== Open file descriptor 12:
+==25339==    at 0x866F07D: pipe (pipe.c:29)
+==25339==    by 0x106E107D: ???
+==25339==    by 0xC4F54CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25339==    by 0x8CD6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25339==    by 0x8C6FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25339==    by 0x6C34D38: PetscInitialize (pinit.c:924)
+==25339==    by 0x6B0B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25339==    by 0x6B0B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25339==    by 0x158044: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25339==    by 0x1529D3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25339==    by 0x155C4E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25339==    by 0x155B49: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25339==    by 0x15615D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25339==    by 0x1511D5: main (TestStokesFlowSolver.cpp:18)
+==25339== 
+==25339== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25339==    at 0x8673A1C: __open_nocancel (open64_nocancel.c:39)
+==25339==    by 0x85F7BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25339==    by 0x7EC4822: ???
+==25339==    by 0x7EC496F: ???
+==25339==    by 0xC59A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25339==    by 0xC59A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25339==    by 0xC550922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25339==    by 0xC4F52DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25339==    by 0x8CD6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25339==    by 0x8C6FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25339==    by 0x6C34D38: PetscInitialize (pinit.c:924)
+==25339==    by 0x6B0B1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25339==    by 0x6B0B227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25339==    by 0x158044: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25339==    by 0x1529D3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25339==    by 0x155C4E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25339==    by 0x155B49: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25339==    by 0x15615D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25339==    by 0x1511D5: main (TestStokesFlowSolver.cpp:18)
+==25339== 
+==25339== Open file descriptor 116:
+==25339==    <inherited from parent>
+==25339== 
+==25339== Open file descriptor 113:
+==25339==    <inherited from parent>
+==25339== 
+==25339== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestStokesFlowSolver_valgrind.txt
+==25339==    <inherited from parent>
+==25339== 
+==25339== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25339==    <inherited from parent>
+==25339== 
+==25339== 
+==25339== HEAP SUMMARY:
+==25339==     in use at exit: 618,201 bytes in 8,234 blocks
+==25339==   total heap usage: 557,705 allocs, 549,471 frees, 1,530,978,463 bytes allocated
+==25339== 
+==25339== LEAK SUMMARY:
+==25339==    definitely lost: 0 bytes in 0 blocks
+==25339==    indirectly lost: 0 bytes in 0 blocks
+==25339==      possibly lost: 0 bytes in 0 blocks
+==25339==    still reachable: 24 bytes in 2 blocks
+==25339==         suppressed: 618,177 bytes in 8,232 blocks
+==25339== Reachable blocks (those to which a pointer was found) are not shown.
+==25339== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25339== 
+==25339== For lists of detected and suppressed errors, rerun with: -s
+==25339== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 31 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestStreeterFibreGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestStreeterFibreGenerator_valgrind.txt
new file mode 100644
index 000000000..952c8a974
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestStreeterFibreGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==41338== Memcheck, a memory error detector
+==41338== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41338== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41338== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestStreeterFibreGenerator -malloc_debug -malloc_dump -memory_info
+==41338== Parent PID: 24004
+==41338== 
+==41338== 
+==41338== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41338== Open file descriptor 12:
+==41338==    at 0xB9CE07D: pipe (pipe.c:29)
+==41338==    by 0x1432F07D: ???
+==41338==    by 0xFAE94CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41338==    by 0xB2BC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41338==    by 0xB255D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41338==    by 0x9F29D38: PetscInitialize (pinit.c:924)
+==41338==    by 0x9E001D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41338==    by 0x9E00227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41338==    by 0x11B488: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41338==    by 0x11684D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41338==    by 0x1192DC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41338==    by 0x11917C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41338==    by 0x119813: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41338==    by 0x114C75: main (TestStreeterFibreGenerator.cpp:19)
+==41338== 
+==41338== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41338==    at 0xB9D2A1C: __open_nocancel (open64_nocancel.c:39)
+==41338==    by 0xB956BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41338==    by 0xB1B9822: ???
+==41338==    by 0xB1B996F: ???
+==41338==    by 0xFB8E6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41338==    by 0xFB8E938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41338==    by 0xFB44922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41338==    by 0xFAE92DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41338==    by 0xB2BC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41338==    by 0xB255D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41338==    by 0x9F29D38: PetscInitialize (pinit.c:924)
+==41338==    by 0x9E001D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41338==    by 0x9E00227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41338==    by 0x11B488: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41338==    by 0x11684D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41338==    by 0x1192DC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41338==    by 0x11917C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41338==    by 0x119813: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41338==    by 0x114C75: main (TestStreeterFibreGenerator.cpp:19)
+==41338== 
+==41338== Open file descriptor 116:
+==41338==    <inherited from parent>
+==41338== 
+==41338== Open file descriptor 113:
+==41338==    <inherited from parent>
+==41338== 
+==41338== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestStreeterFibreGenerator_valgrind.txt
+==41338==    <inherited from parent>
+==41338== 
+==41338== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41338==    <inherited from parent>
+==41338== 
+==41338== 
+==41338== HEAP SUMMARY:
+==41338==     in use at exit: 618,265 bytes in 8,234 blocks
+==41338==   total heap usage: 4,490,130 allocs, 4,481,896 frees, 1,575,791,085 bytes allocated
+==41338== 
+==41338== LEAK SUMMARY:
+==41338==    definitely lost: 0 bytes in 0 blocks
+==41338==    indirectly lost: 0 bytes in 0 blocks
+==41338==      possibly lost: 0 bytes in 0 blocks
+==41338==    still reachable: 24 bytes in 2 blocks
+==41338==         suppressed: 618,241 bytes in 8,232 blocks
+==41338== Reachable blocks (those to which a pointer was found) are not shown.
+==41338== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41338== 
+==41338== For lists of detected and suppressed errors, rerun with: -s
+==41338== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 31 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestSuperellipseGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestSuperellipseGenerator_valgrind.txt
new file mode 100644
index 000000000..1aa2058cf
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestSuperellipseGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24922== Memcheck, a memory error detector
+==24922== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24922== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24922== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestSuperellipseGenerator -malloc_debug -malloc_dump -memory_info
+==24922== Parent PID: 24004
+==24922== 
+==24922== 
+==24922== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24922== Open file descriptor 12:
+==24922==    at 0x7EB307D: pipe (pipe.c:29)
+==24922==    by 0x100CC07D: ???
+==24922==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24922==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24922==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24922==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24922==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24922==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24922==    by 0x1163ED: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24922==    by 0x111E13: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24922==    by 0x114280: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24922==    by 0x11417B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24922==    by 0x11478F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24922==    by 0x110615: main (TestSuperellipseGenerator.cpp:18)
+==24922== 
+==24922== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24922==    at 0x7EB7A1C: __open_nocancel (open64_nocancel.c:39)
+==24922==    by 0x7E3BBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24922==    by 0x7916822: ???
+==24922==    by 0x791696F: ???
+==24922==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24922==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24922==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24922==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24922==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24922==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24922==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24922==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24922==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24922==    by 0x1163ED: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24922==    by 0x111E13: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24922==    by 0x114280: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24922==    by 0x11417B: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24922==    by 0x11478F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24922==    by 0x110615: main (TestSuperellipseGenerator.cpp:18)
+==24922== 
+==24922== Open file descriptor 116:
+==24922==    <inherited from parent>
+==24922== 
+==24922== Open file descriptor 113:
+==24922==    <inherited from parent>
+==24922== 
+==24922== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestSuperellipseGenerator_valgrind.txt
+==24922==    <inherited from parent>
+==24922== 
+==24922== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24922==    <inherited from parent>
+==24922== 
+==24922== 
+==24922== HEAP SUMMARY:
+==24922==     in use at exit: 618,226 bytes in 8,238 blocks
+==24922==   total heap usage: 47,340 allocs, 39,102 frees, 1,362,406,878 bytes allocated
+==24922== 
+==24922== LEAK SUMMARY:
+==24922==    definitely lost: 0 bytes in 0 blocks
+==24922==    indirectly lost: 0 bytes in 0 blocks
+==24922==      possibly lost: 0 bytes in 0 blocks
+==24922==    still reachable: 24 bytes in 2 blocks
+==24922==         suppressed: 618,202 bytes in 8,236 blocks
+==24922== Reachable blocks (those to which a pointer was found) are not shown.
+==24922== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24922== 
+==24922== For lists of detected and suppressed errors, rerun with: -s
+==24922== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestT2SwapCellKiller_valgrind.txt b/log-files/2024-10-08_17-23-11/TestT2SwapCellKiller_valgrind.txt
new file mode 100644
index 000000000..3cb48351a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestT2SwapCellKiller_valgrind.txt
@@ -0,0 +1,73 @@
+==26153== Memcheck, a memory error detector
+==26153== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26153== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26153== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestT2SwapCellKiller -malloc_debug -malloc_dump -memory_info
+==26153== Parent PID: 24004
+==26153== 
+==26153== 
+==26153== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26153== Open file descriptor 12:
+==26153==    at 0x10CFA07D: pipe (pipe.c:29)
+==26153==    by 0x196B407D: ???
+==26153==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26153==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26153==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26153==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26153==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26153==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26153==    by 0x149A6D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26153==    by 0x142699: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26153==    by 0x1454C4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26153==    by 0x145364: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26153==    by 0x1459FB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26153==    by 0x140AB5: main (TestT2SwapCellKiller.cpp:19)
+==26153== 
+==26153== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26153==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==26153==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26153==    by 0xF13F822: ???
+==26153==    by 0xF13F96F: ???
+==26153==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26153==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26153==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26153==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26153==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26153==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26153==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26153==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26153==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26153==    by 0x149A6D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26153==    by 0x142699: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26153==    by 0x1454C4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26153==    by 0x145364: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26153==    by 0x1459FB: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26153==    by 0x140AB5: main (TestT2SwapCellKiller.cpp:19)
+==26153== 
+==26153== Open file descriptor 116:
+==26153==    <inherited from parent>
+==26153== 
+==26153== Open file descriptor 113:
+==26153==    <inherited from parent>
+==26153== 
+==26153== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestT2SwapCellKiller_valgrind.txt
+==26153==    <inherited from parent>
+==26153== 
+==26153== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26153==    <inherited from parent>
+==26153== 
+==26153== 
+==26153== HEAP SUMMARY:
+==26153==     in use at exit: 618,354 bytes in 8,239 blocks
+==26153==   total heap usage: 77,900 allocs, 69,661 frees, 1,343,660,698 bytes allocated
+==26153== 
+==26153== LEAK SUMMARY:
+==26153==    definitely lost: 0 bytes in 0 blocks
+==26153==    indirectly lost: 0 bytes in 0 blocks
+==26153==      possibly lost: 0 bytes in 0 blocks
+==26153==    still reachable: 56 bytes in 3 blocks
+==26153==         suppressed: 618,298 bytes in 8,236 blocks
+==26153== Reachable blocks (those to which a pointer was found) are not shown.
+==26153== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26153== 
+==26153== For lists of detected and suppressed errors, rerun with: -s
+==26153== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestTargetAreaLinearGrowthModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestTargetAreaLinearGrowthModifier_valgrind.txt
new file mode 100644
index 000000000..e603625b1
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestTargetAreaLinearGrowthModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==39434== Memcheck, a memory error detector
+==39434== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==39434== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==39434== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestTargetAreaLinearGrowthModifier -malloc_debug -malloc_dump -memory_info
+==39434== Parent PID: 24004
+==39434== 
+==39434== 
+==39434== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==39434== Open file descriptor 12:
+==39434==    at 0x10CFA07D: pipe (pipe.c:29)
+==39434==    by 0x196B407D: ???
+==39434==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39434==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39434==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39434==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39434==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39434==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39434==    by 0x139DC3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39434==    by 0x13253D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39434==    by 0x13583C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39434==    by 0x1356DC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39434==    by 0x135D73: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39434==    by 0x130965: main (TestTargetAreaLinearGrowthModifier.cpp:19)
+==39434== 
+==39434== Open file descriptor 8: /dev/shm/open_mpi.0000
+==39434==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==39434==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==39434==    by 0xF13F822: ???
+==39434==    by 0xF13F96F: ???
+==39434==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39434==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39434==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39434==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39434==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39434==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39434==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==39434==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39434==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39434==    by 0x139DC3: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==39434==    by 0x13253D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39434==    by 0x13583C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39434==    by 0x1356DC: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39434==    by 0x135D73: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39434==    by 0x130965: main (TestTargetAreaLinearGrowthModifier.cpp:19)
+==39434== 
+==39434== Open file descriptor 116:
+==39434==    <inherited from parent>
+==39434== 
+==39434== Open file descriptor 113:
+==39434==    <inherited from parent>
+==39434== 
+==39434== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestTargetAreaLinearGrowthModifier_valgrind.txt
+==39434==    <inherited from parent>
+==39434== 
+==39434== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==39434==    <inherited from parent>
+==39434== 
+==39434== 
+==39434== HEAP SUMMARY:
+==39434==     in use at exit: 618,354 bytes in 8,239 blocks
+==39434==   total heap usage: 584,183 allocs, 575,944 frees, 1,436,129,256 bytes allocated
+==39434== 
+==39434== LEAK SUMMARY:
+==39434==    definitely lost: 0 bytes in 0 blocks
+==39434==    indirectly lost: 0 bytes in 0 blocks
+==39434==      possibly lost: 0 bytes in 0 blocks
+==39434==    still reachable: 56 bytes in 3 blocks
+==39434==         suppressed: 618,298 bytes in 8,236 blocks
+==39434== Reachable blocks (those to which a pointer was found) are not shown.
+==39434== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==39434== 
+==39434== For lists of detected and suppressed errors, rerun with: -s
+==39434== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestTetrahedralMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestTetrahedralMesh_valgrind.txt
new file mode 100644
index 000000000..d9fa89d6a
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestTetrahedralMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24486== Memcheck, a memory error detector
+==24486== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24486== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24486== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestTetrahedralMesh -malloc_debug -malloc_dump -memory_info
+==24486== Parent PID: 24004
+==24486== 
+==24486== 
+==24486== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24486== Open file descriptor 12:
+==24486==    at 0x823C07D: pipe (pipe.c:29)
+==24486==    by 0x100CC07D: ???
+==24486==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24486==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24486==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24486==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24486==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24486==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24486==    by 0x1518AA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24486==    by 0x14BB9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24486==    by 0x14F310: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24486==    by 0x14F1B0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24486==    by 0x14F847: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24486==    by 0x149FC5: main (TestTetrahedralMesh.cpp:19)
+==24486== 
+==24486== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24486==    at 0x8240A1C: __open_nocancel (open64_nocancel.c:39)
+==24486==    by 0x81C4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24486==    by 0x6598822: ???
+==24486==    by 0x659896F: ???
+==24486==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24486==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24486==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24486==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24486==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24486==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24486==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24486==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24486==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24486==    by 0x1518AA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24486==    by 0x14BB9D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24486==    by 0x14F310: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24486==    by 0x14F1B0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24486==    by 0x14F847: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24486==    by 0x149FC5: main (TestTetrahedralMesh.cpp:19)
+==24486== 
+==24486== Open file descriptor 116:
+==24486==    <inherited from parent>
+==24486== 
+==24486== Open file descriptor 113:
+==24486==    <inherited from parent>
+==24486== 
+==24486== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestTetrahedralMesh_valgrind.txt
+==24486==    <inherited from parent>
+==24486== 
+==24486== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24486==    <inherited from parent>
+==24486== 
+==24486== 
+==24486== HEAP SUMMARY:
+==24486==     in use at exit: 620,705 bytes in 8,235 blocks
+==24486==   total heap usage: 1,739,316 allocs, 1,731,081 frees, 1,420,007,296 bytes allocated
+==24486== 
+==24486== LEAK SUMMARY:
+==24486==    definitely lost: 0 bytes in 0 blocks
+==24486==    indirectly lost: 0 bytes in 0 blocks
+==24486==      possibly lost: 0 bytes in 0 blocks
+==24486==    still reachable: 2,576 bytes in 3 blocks
+==24486==         suppressed: 618,129 bytes in 8,232 blocks
+==24486== Reachable blocks (those to which a pointer was found) are not shown.
+==24486== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24486== 
+==24486== For lists of detected and suppressed errors, rerun with: -s
+==24486== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 31 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestTimeAdaptivityController_valgrind.txt b/log-files/2024-10-08_17-23-11/TestTimeAdaptivityController_valgrind.txt
new file mode 100644
index 000000000..bddd8dc1c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestTimeAdaptivityController_valgrind.txt
@@ -0,0 +1,73 @@
+==25259== Memcheck, a memory error detector
+==25259== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25259== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25259== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestTimeAdaptivityController -malloc_debug -malloc_dump -memory_info
+==25259== Parent PID: 24004
+==25259== 
+==25259== 
+==25259== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25259== Open file descriptor 12:
+==25259==    at 0x4CB407D: pipe (pipe.c:29)
+==25259==    by 0xAEA507D: ???
+==25259==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25259==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25259==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25259==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==25259==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25259==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25259==    by 0x111F68: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25259==    by 0x10DB73: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25259==    by 0x10FE62: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25259==    by 0x10FD5D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25259==    by 0x110371: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25259==    by 0x10C375: main (TestTimeAdaptivityController.cpp:18)
+==25259== 
+==25259== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25259==    at 0x4CB8A1C: __open_nocancel (open64_nocancel.c:39)
+==25259==    by 0x4C3CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25259==    by 0x4935822: ???
+==25259==    by 0x493596F: ???
+==25259==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25259==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25259==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25259==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25259==    by 0x626F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25259==    by 0x6208D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25259==    by 0x4EFFD38: PetscInitialize (pinit.c:924)
+==25259==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25259==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25259==    by 0x111F68: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25259==    by 0x10DB73: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25259==    by 0x10FE62: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25259==    by 0x10FD5D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25259==    by 0x110371: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25259==    by 0x10C375: main (TestTimeAdaptivityController.cpp:18)
+==25259== 
+==25259== Open file descriptor 116:
+==25259==    <inherited from parent>
+==25259== 
+==25259== Open file descriptor 113:
+==25259==    <inherited from parent>
+==25259== 
+==25259== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestTimeAdaptivityController_valgrind.txt
+==25259==    <inherited from parent>
+==25259== 
+==25259== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25259==    <inherited from parent>
+==25259== 
+==25259== 
+==25259== HEAP SUMMARY:
+==25259==     in use at exit: 617,842 bytes in 8,238 blocks
+==25259==   total heap usage: 44,908 allocs, 36,670 frees, 1,338,159,561 bytes allocated
+==25259== 
+==25259== LEAK SUMMARY:
+==25259==    definitely lost: 0 bytes in 0 blocks
+==25259==    indirectly lost: 0 bytes in 0 blocks
+==25259==      possibly lost: 0 bytes in 0 blocks
+==25259==    still reachable: 24 bytes in 2 blocks
+==25259==         suppressed: 617,818 bytes in 8,236 blocks
+==25259== Reachable blocks (those to which a pointer was found) are not shown.
+==25259== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25259== 
+==25259== For lists of detected and suppressed errors, rerun with: -s
+==25259== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestTimeStepper_valgrind.txt b/log-files/2024-10-08_17-23-11/TestTimeStepper_valgrind.txt
new file mode 100644
index 000000000..2bb6e956d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestTimeStepper_valgrind.txt
@@ -0,0 +1,73 @@
+==24234== Memcheck, a memory error detector
+==24234== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24234== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24234== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestTimeStepper -malloc_debug -malloc_dump -memory_info
+==24234== Parent PID: 24004
+==24234== 
+==24234== 
+==24234== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24234== Open file descriptor 12:
+==24234==    at 0x629207D: pipe (pipe.c:29)
+==24234==    by 0xAEA307D: ???
+==24234==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24234==    by 0x5DFA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24234==    by 0x5D93D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24234==    by 0x4A88D38: PetscInitialize (pinit.c:924)
+==24234==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24234==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24234==    by 0x123201: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24234==    by 0x11DDE9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24234==    by 0x120BB8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24234==    by 0x120A58: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24234==    by 0x1210EF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24234==    by 0x11C205: main (TestTimeStepper.cpp:19)
+==24234== 
+==24234== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24234==    at 0x6296A1C: __open_nocancel (open64_nocancel.c:39)
+==24234==    by 0x621ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24234==    by 0x4935822: ???
+==24234==    by 0x493596F: ???
+==24234==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24234==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24234==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24234==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24234==    by 0x5DFA418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24234==    by 0x5D93D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24234==    by 0x4A88D38: PetscInitialize (pinit.c:924)
+==24234==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24234==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24234==    by 0x123201: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24234==    by 0x11DDE9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24234==    by 0x120BB8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24234==    by 0x120A58: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24234==    by 0x1210EF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24234==    by 0x11C205: main (TestTimeStepper.cpp:19)
+==24234== 
+==24234== Open file descriptor 116:
+==24234==    <inherited from parent>
+==24234== 
+==24234== Open file descriptor 113:
+==24234==    <inherited from parent>
+==24234== 
+==24234== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestTimeStepper_valgrind.txt
+==24234==    <inherited from parent>
+==24234== 
+==24234== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24234==    <inherited from parent>
+==24234== 
+==24234== 
+==24234== HEAP SUMMARY:
+==24234==     in use at exit: 617,842 bytes in 8,238 blocks
+==24234==   total heap usage: 45,118 allocs, 36,880 frees, 1,338,210,552 bytes allocated
+==24234== 
+==24234== LEAK SUMMARY:
+==24234==    definitely lost: 0 bytes in 0 blocks
+==24234==    indirectly lost: 0 bytes in 0 blocks
+==24234==      possibly lost: 0 bytes in 0 blocks
+==24234==    still reachable: 24 bytes in 2 blocks
+==24234==         suppressed: 617,818 bytes in 8,236 blocks
+==24234== Reachable blocks (those to which a pointer was found) are not shown.
+==24234== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24234== 
+==24234== For lists of detected and suppressed errors, rerun with: -s
+==24234== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestTimer_valgrind.txt b/log-files/2024-10-08_17-23-11/TestTimer_valgrind.txt
new file mode 100644
index 000000000..bec31379c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestTimer_valgrind.txt
@@ -0,0 +1,73 @@
+==24233== Memcheck, a memory error detector
+==24233== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24233== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24233== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestTimer -malloc_debug -malloc_dump -memory_info
+==24233== Parent PID: 24004
+==24233== 
+==24233== 
+==24233== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24233== Open file descriptor 12:
+==24233==    at 0x4D9B07D: pipe (pipe.c:29)
+==24233==    by 0xAEA507D: ???
+==24233==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24233==    by 0x6356418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24233==    by 0x62EFD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24233==    by 0x4FE6D38: PetscInitialize (pinit.c:924)
+==24233==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24233==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24233==    by 0x112190: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24233==    by 0x10DE53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24233==    by 0x11025A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24233==    by 0x110155: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24233==    by 0x110769: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24233==    by 0x10C655: main (TestTimer.cpp:18)
+==24233== 
+==24233== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24233==    at 0x4D9FA1C: __open_nocancel (open64_nocancel.c:39)
+==24233==    by 0x4D23BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24233==    by 0x4935822: ???
+==24233==    by 0x493596F: ???
+==24233==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24233==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24233==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24233==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24233==    by 0x6356418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24233==    by 0x62EFD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24233==    by 0x4FE6D38: PetscInitialize (pinit.c:924)
+==24233==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24233==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24233==    by 0x112190: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24233==    by 0x10DE53: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24233==    by 0x11025A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24233==    by 0x110155: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24233==    by 0x110769: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24233==    by 0x10C655: main (TestTimer.cpp:18)
+==24233== 
+==24233== Open file descriptor 116:
+==24233==    <inherited from parent>
+==24233== 
+==24233== Open file descriptor 113:
+==24233==    <inherited from parent>
+==24233== 
+==24233== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestTimer_valgrind.txt
+==24233==    <inherited from parent>
+==24233== 
+==24233== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24233==    <inherited from parent>
+==24233== 
+==24233== 
+==24233== HEAP SUMMARY:
+==24233==     in use at exit: 617,842 bytes in 8,238 blocks
+==24233==   total heap usage: 44,913 allocs, 36,675 frees, 1,338,159,973 bytes allocated
+==24233== 
+==24233== LEAK SUMMARY:
+==24233==    definitely lost: 0 bytes in 0 blocks
+==24233==    indirectly lost: 0 bytes in 0 blocks
+==24233==      possibly lost: 0 bytes in 0 blocks
+==24233==    still reachable: 24 bytes in 2 blocks
+==24233==         suppressed: 617,818 bytes in 8,236 blocks
+==24233== Reachable blocks (those to which a pointer was found) are not shown.
+==24233== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24233== 
+==24233== For lists of detected and suppressed errors, rerun with: -s
+==24233== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestToroidal2dMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestToroidal2dMesh_valgrind.txt
new file mode 100644
index 000000000..fcccb5eb9
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestToroidal2dMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24551== Memcheck, a memory error detector
+==24551== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24551== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24551== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestToroidal2dMesh -malloc_debug -malloc_dump -memory_info
+==24551== Parent PID: 24004
+==24551== 
+==24551== 
+==24551== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24551== Open file descriptor 12:
+==24551==    at 0x823C07D: pipe (pipe.c:29)
+==24551==    by 0x100CC07D: ???
+==24551==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24551==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24551==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24551==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24551==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24551==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24551==    by 0x125B47: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24551==    by 0x120A23: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24551==    by 0x123378: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24551==    by 0x123274: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24551==    by 0x123887: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24551==    by 0x11F225: main (TestToroidal2dMesh.cpp:18)
+==24551== 
+==24551== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24551==    at 0x8240A1C: __open_nocancel (open64_nocancel.c:39)
+==24551==    by 0x81C4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24551==    by 0x6598822: ???
+==24551==    by 0x659896F: ???
+==24551==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24551==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24551==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24551==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24551==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24551==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24551==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24551==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24551==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24551==    by 0x125B47: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24551==    by 0x120A23: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24551==    by 0x123378: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24551==    by 0x123274: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24551==    by 0x123887: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24551==    by 0x11F225: main (TestToroidal2dMesh.cpp:18)
+==24551== 
+==24551== Open file descriptor 116:
+==24551==    <inherited from parent>
+==24551== 
+==24551== Open file descriptor 113:
+==24551==    <inherited from parent>
+==24551== 
+==24551== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestToroidal2dMesh_valgrind.txt
+==24551==    <inherited from parent>
+==24551== 
+==24551== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24551==    <inherited from parent>
+==24551== 
+==24551== 
+==24551== HEAP SUMMARY:
+==24551==     in use at exit: 618,226 bytes in 8,238 blocks
+==24551==   total heap usage: 165,851 allocs, 157,613 frees, 1,352,688,284 bytes allocated
+==24551== 
+==24551== LEAK SUMMARY:
+==24551==    definitely lost: 0 bytes in 0 blocks
+==24551==    indirectly lost: 0 bytes in 0 blocks
+==24551==      possibly lost: 0 bytes in 0 blocks
+==24551==    still reachable: 24 bytes in 2 blocks
+==24551==         suppressed: 618,202 bytes in 8,236 blocks
+==24551== Reachable blocks (those to which a pointer was found) are not shown.
+==24551== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24551== 
+==24551== For lists of detected and suppressed errors, rerun with: -s
+==24551== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestToroidal2dVertexMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestToroidal2dVertexMesh_valgrind.txt
new file mode 100644
index 000000000..9c07d265b
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestToroidal2dVertexMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24766== Memcheck, a memory error detector
+==24766== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24766== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24766== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestToroidal2dVertexMesh -malloc_debug -malloc_dump -memory_info
+==24766== Parent PID: 24004
+==24766== 
+==24766== 
+==24766== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24766== Open file descriptor 12:
+==24766==    at 0x823C07D: pipe (pipe.c:29)
+==24766==    by 0x100CC07D: ???
+==24766==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24766==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24766==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24766==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24766==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24766==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24766==    by 0x12A981: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24766==    by 0x12519D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24766==    by 0x1281A6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24766==    by 0x128046: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24766==    by 0x1286DD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24766==    by 0x1235C5: main (TestToroidal2dVertexMesh.cpp:19)
+==24766== 
+==24766== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24766==    at 0x8240A1C: __open_nocancel (open64_nocancel.c:39)
+==24766==    by 0x81C4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24766==    by 0x6598822: ???
+==24766==    by 0x659896F: ???
+==24766==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24766==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24766==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24766==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24766==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24766==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24766==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24766==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24766==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24766==    by 0x12A981: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24766==    by 0x12519D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24766==    by 0x1281A6: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24766==    by 0x128046: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24766==    by 0x1286DD: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24766==    by 0x1235C5: main (TestToroidal2dVertexMesh.cpp:19)
+==24766== 
+==24766== Open file descriptor 116:
+==24766==    <inherited from parent>
+==24766== 
+==24766== Open file descriptor 113:
+==24766==    <inherited from parent>
+==24766== 
+==24766== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestToroidal2dVertexMesh_valgrind.txt
+==24766==    <inherited from parent>
+==24766== 
+==24766== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24766==    <inherited from parent>
+==24766== 
+==24766== 
+==24766== HEAP SUMMARY:
+==24766==     in use at exit: 618,226 bytes in 8,238 blocks
+==24766==   total heap usage: 145,232 allocs, 136,994 frees, 1,346,880,458 bytes allocated
+==24766== 
+==24766== LEAK SUMMARY:
+==24766==    definitely lost: 0 bytes in 0 blocks
+==24766==    indirectly lost: 0 bytes in 0 blocks
+==24766==      possibly lost: 0 bytes in 0 blocks
+==24766==    still reachable: 24 bytes in 2 blocks
+==24766==         suppressed: 618,202 bytes in 8,236 blocks
+==24766== Reachable blocks (those to which a pointer was found) are not shown.
+==24766== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24766== 
+==24766== For lists of detected and suppressed errors, rerun with: -s
+==24766== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 36 from 36)
diff --git a/log-files/2024-10-08_17-23-11/TestToroidalHoneycombMeshGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestToroidalHoneycombMeshGenerator_valgrind.txt
new file mode 100644
index 000000000..cf6455c0f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestToroidalHoneycombMeshGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24562== Memcheck, a memory error detector
+==24562== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24562== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24562== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestToroidalHoneycombMeshGenerator -malloc_debug -malloc_dump -memory_info
+==24562== Parent PID: 24004
+==24562== 
+==24562== 
+==24562== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24562== Open file descriptor 12:
+==24562==    at 0x811107D: pipe (pipe.c:29)
+==24562==    by 0x100CC07D: ???
+==24562==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24562==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24562==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24562==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24562==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24562==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24562==    by 0x11717D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24562==    by 0x1125CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24562==    by 0x114F48: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24562==    by 0x114DE8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24562==    by 0x11547F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24562==    by 0x1109F5: main (TestToroidalHoneycombMeshGenerator.cpp:19)
+==24562== 
+==24562== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24562==    at 0x8115A1C: __open_nocancel (open64_nocancel.c:39)
+==24562==    by 0x8099BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24562==    by 0x7916822: ???
+==24562==    by 0x791696F: ???
+==24562==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24562==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24562==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24562==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24562==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24562==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24562==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24562==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24562==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24562==    by 0x11717D: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24562==    by 0x1125CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24562==    by 0x114F48: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24562==    by 0x114DE8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24562==    by 0x11547F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24562==    by 0x1109F5: main (TestToroidalHoneycombMeshGenerator.cpp:19)
+==24562== 
+==24562== Open file descriptor 116:
+==24562==    <inherited from parent>
+==24562== 
+==24562== Open file descriptor 113:
+==24562==    <inherited from parent>
+==24562== 
+==24562== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestToroidalHoneycombMeshGenerator_valgrind.txt
+==24562==    <inherited from parent>
+==24562== 
+==24562== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24562==    <inherited from parent>
+==24562== 
+==24562== 
+==24562== HEAP SUMMARY:
+==24562==     in use at exit: 618,226 bytes in 8,238 blocks
+==24562==   total heap usage: 105,620 allocs, 97,382 frees, 1,342,904,993 bytes allocated
+==24562== 
+==24562== LEAK SUMMARY:
+==24562==    definitely lost: 0 bytes in 0 blocks
+==24562==    indirectly lost: 0 bytes in 0 blocks
+==24562==      possibly lost: 0 bytes in 0 blocks
+==24562==    still reachable: 24 bytes in 2 blocks
+==24562==         suppressed: 618,202 bytes in 8,236 blocks
+==24562== Reachable blocks (those to which a pointer was found) are not shown.
+==24562== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24562== 
+==24562== For lists of detected and suppressed errors, rerun with: -s
+==24562== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestToroidalHoneycombVertexMeshGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestToroidalHoneycombVertexMeshGenerator_valgrind.txt
new file mode 100644
index 000000000..43767225b
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestToroidalHoneycombVertexMeshGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24768== Memcheck, a memory error detector
+==24768== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24768== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24768== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestToroidalHoneycombVertexMeshGenerator -malloc_debug -malloc_dump -memory_info
+==24768== Parent PID: 24004
+==24768== 
+==24768== 
+==24768== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24768== Open file descriptor 12:
+==24768==    at 0x811107D: pipe (pipe.c:29)
+==24768==    by 0x100CC07D: ???
+==24768==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24768==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24768==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24768==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24768==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24768==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24768==    by 0x11A0CD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24768==    by 0x11394D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24768==    by 0x116246: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24768==    by 0x1160E6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24768==    by 0x11677D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24768==    by 0x111D75: main (TestToroidalHoneycombVertexMeshGenerator.cpp:19)
+==24768== 
+==24768== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24768==    at 0x8115A1C: __open_nocancel (open64_nocancel.c:39)
+==24768==    by 0x8099BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24768==    by 0x7916822: ???
+==24768==    by 0x791696F: ???
+==24768==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24768==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24768==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24768==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24768==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24768==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24768==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24768==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24768==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24768==    by 0x11A0CD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24768==    by 0x11394D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24768==    by 0x116246: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24768==    by 0x1160E6: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24768==    by 0x11677D: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24768==    by 0x111D75: main (TestToroidalHoneycombVertexMeshGenerator.cpp:19)
+==24768== 
+==24768== Open file descriptor 116:
+==24768==    <inherited from parent>
+==24768== 
+==24768== Open file descriptor 113:
+==24768==    <inherited from parent>
+==24768== 
+==24768== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestToroidalHoneycombVertexMeshGenerator_valgrind.txt
+==24768==    <inherited from parent>
+==24768== 
+==24768== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24768==    <inherited from parent>
+==24768== 
+==24768== 
+==24768== HEAP SUMMARY:
+==24768==     in use at exit: 618,226 bytes in 8,238 blocks
+==24768==   total heap usage: 48,580 allocs, 40,342 frees, 1,338,603,284 bytes allocated
+==24768== 
+==24768== LEAK SUMMARY:
+==24768==    definitely lost: 0 bytes in 0 blocks
+==24768==    indirectly lost: 0 bytes in 0 blocks
+==24768==      possibly lost: 0 bytes in 0 blocks
+==24768==    still reachable: 24 bytes in 2 blocks
+==24768==         suppressed: 618,202 bytes in 8,236 blocks
+==24768== Reachable blocks (those to which a pointer was found) are not shown.
+==24768== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24768== 
+==24768== For lists of detected and suppressed errors, rerun with: -s
+==24768== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestTransformations_valgrind.txt b/log-files/2024-10-08_17-23-11/TestTransformations_valgrind.txt
new file mode 100644
index 000000000..9772e76d0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestTransformations_valgrind.txt
@@ -0,0 +1,73 @@
+==24501== Memcheck, a memory error detector
+==24501== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24501== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24501== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestTransformations -malloc_debug -malloc_dump -memory_info
+==24501== Parent PID: 24004
+==24501== 
+==24501== 
+==24501== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24501== Open file descriptor 12:
+==24501==    at 0x6D4307D: pipe (pipe.c:29)
+==24501==    by 0x100CC07D: ???
+==24501==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24501==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24501==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24501==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24501==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24501==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24501==    by 0x1269D2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24501==    by 0x121A8D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24501==    by 0x124680: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24501==    by 0x124520: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24501==    by 0x124BB7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24501==    by 0x11FEB5: main (TestTransformations.cpp:19)
+==24501== 
+==24501== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24501==    at 0x6D47A1C: __open_nocancel (open64_nocancel.c:39)
+==24501==    by 0x6CCBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24501==    by 0x6598822: ???
+==24501==    by 0x659896F: ???
+==24501==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24501==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24501==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24501==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24501==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24501==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24501==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24501==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24501==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24501==    by 0x1269D2: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24501==    by 0x121A8D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24501==    by 0x124680: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24501==    by 0x124520: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24501==    by 0x124BB7: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24501==    by 0x11FEB5: main (TestTransformations.cpp:19)
+==24501== 
+==24501== Open file descriptor 116:
+==24501==    <inherited from parent>
+==24501== 
+==24501== Open file descriptor 113:
+==24501==    <inherited from parent>
+==24501== 
+==24501== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestTransformations_valgrind.txt
+==24501==    <inherited from parent>
+==24501== 
+==24501== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24501==    <inherited from parent>
+==24501== 
+==24501== 
+==24501== HEAP SUMMARY:
+==24501==     in use at exit: 618,226 bytes in 8,238 blocks
+==24501==   total heap usage: 113,752 allocs, 105,514 frees, 1,343,577,110 bytes allocated
+==24501== 
+==24501== LEAK SUMMARY:
+==24501==    definitely lost: 0 bytes in 0 blocks
+==24501==    indirectly lost: 0 bytes in 0 blocks
+==24501==      possibly lost: 0 bytes in 0 blocks
+==24501==    still reachable: 24 bytes in 2 blocks
+==24501==         suppressed: 618,202 bytes in 8,236 blocks
+==24501== Reachable blocks (those to which a pointer was found) are not shown.
+==24501== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24501== 
+==24501== For lists of detected and suppressed errors, rerun with: -s
+==24501== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestTrianglesMeshReader_valgrind.txt b/log-files/2024-10-08_17-23-11/TestTrianglesMeshReader_valgrind.txt
new file mode 100644
index 000000000..4015e77ff
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestTrianglesMeshReader_valgrind.txt
@@ -0,0 +1,73 @@
+==24595== Memcheck, a memory error detector
+==24595== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24595== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24595== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestTrianglesMeshReader -malloc_debug -malloc_dump -memory_info
+==24595== Parent PID: 24004
+==24595== 
+==24595== 
+==24595== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24595== Open file descriptor 12:
+==24595==    at 0x811107D: pipe (pipe.c:29)
+==24595==    by 0x100CC07D: ???
+==24595==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24595==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24595==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24595==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24595==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24595==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24595==    by 0x124FBD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24595==    by 0x11FF0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24595==    by 0x122F54: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24595==    by 0x122DF4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24595==    by 0x12348B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24595==    by 0x11E335: main (TestTrianglesMeshReader.cpp:19)
+==24595== 
+==24595== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24595==    at 0x8115A1C: __open_nocancel (open64_nocancel.c:39)
+==24595==    by 0x8099BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24595==    by 0x7916822: ???
+==24595==    by 0x791696F: ???
+==24595==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24595==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24595==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24595==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24595==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24595==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24595==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24595==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24595==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24595==    by 0x124FBD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24595==    by 0x11FF0D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24595==    by 0x122F54: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24595==    by 0x122DF4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24595==    by 0x12348B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24595==    by 0x11E335: main (TestTrianglesMeshReader.cpp:19)
+==24595== 
+==24595== Open file descriptor 116:
+==24595==    <inherited from parent>
+==24595== 
+==24595== Open file descriptor 113:
+==24595==    <inherited from parent>
+==24595== 
+==24595== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestTrianglesMeshReader_valgrind.txt
+==24595==    <inherited from parent>
+==24595== 
+==24595== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24595==    <inherited from parent>
+==24595== 
+==24595== 
+==24595== HEAP SUMMARY:
+==24595==     in use at exit: 618,226 bytes in 8,238 blocks
+==24595==   total heap usage: 149,658 allocs, 141,420 frees, 1,349,785,179 bytes allocated
+==24595== 
+==24595== LEAK SUMMARY:
+==24595==    definitely lost: 0 bytes in 0 blocks
+==24595==    indirectly lost: 0 bytes in 0 blocks
+==24595==      possibly lost: 0 bytes in 0 blocks
+==24595==    still reachable: 24 bytes in 2 blocks
+==24595==         suppressed: 618,202 bytes in 8,236 blocks
+==24595== Reachable blocks (those to which a pointer was found) are not shown.
+==24595== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24595== 
+==24595== For lists of detected and suppressed errors, rerun with: -s
+==24595== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestTysonNovak2001OdeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestTysonNovak2001OdeSystem_valgrind.txt
new file mode 100644
index 000000000..5a91dd658
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestTysonNovak2001OdeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==25905== Memcheck, a memory error detector
+==25905== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25905== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25905== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestTysonNovak2001OdeSystem -malloc_debug -malloc_dump -memory_info
+==25905== Parent PID: 24004
+==25905== 
+==25905== 
+==25905== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25905== Open file descriptor 12:
+==25905==    at 0xDB5007D: pipe (pipe.c:29)
+==25905==    by 0x196B507D: ???
+==25905==    by 0x14C774CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25905==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25905==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25905==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25905==    by 0xD7561D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25905==    by 0xD756227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25905==    by 0x12417A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25905==    by 0x11F743: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25905==    by 0x121D24: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25905==    by 0x121C20: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25905==    by 0x122233: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25905==    by 0x11DF45: main (TestTysonNovak2001OdeSystem.cpp:18)
+==25905== 
+==25905== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25905==    at 0xDB54A1C: __open_nocancel (open64_nocancel.c:39)
+==25905==    by 0xDAD8BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25905==    by 0xD791822: ???
+==25905==    by 0xD79196F: ???
+==25905==    by 0x14D1C6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25905==    by 0x14D1C938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25905==    by 0x14CD2922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25905==    by 0x14C772DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25905==    by 0x1115A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25905==    by 0x110F3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25905==    by 0xFDEAD38: PetscInitialize (pinit.c:924)
+==25905==    by 0xD7561D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25905==    by 0xD756227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25905==    by 0x12417A: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25905==    by 0x11F743: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25905==    by 0x121D24: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25905==    by 0x121C20: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25905==    by 0x122233: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25905==    by 0x11DF45: main (TestTysonNovak2001OdeSystem.cpp:18)
+==25905== 
+==25905== Open file descriptor 116:
+==25905==    <inherited from parent>
+==25905== 
+==25905== Open file descriptor 113:
+==25905==    <inherited from parent>
+==25905== 
+==25905== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestTysonNovak2001OdeSystem_valgrind.txt
+==25905==    <inherited from parent>
+==25905== 
+==25905== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25905==    <inherited from parent>
+==25905== 
+==25905== 
+==25905== HEAP SUMMARY:
+==25905==     in use at exit: 618,322 bytes in 8,238 blocks
+==25905==   total heap usage: 58,418 allocs, 50,180 frees, 1,339,316,859 bytes allocated
+==25905== 
+==25905== LEAK SUMMARY:
+==25905==    definitely lost: 0 bytes in 0 blocks
+==25905==    indirectly lost: 0 bytes in 0 blocks
+==25905==      possibly lost: 0 bytes in 0 blocks
+==25905==    still reachable: 24 bytes in 2 blocks
+==25905==         suppressed: 618,298 bytes in 8,236 blocks
+==25905== Reachable blocks (those to which a pointer was found) are not shown.
+==25905== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25905== 
+==25905== For lists of detected and suppressed errors, rerun with: -s
+==25905== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestUblasCustomFunctions_valgrind.txt b/log-files/2024-10-08_17-23-11/TestUblasCustomFunctions_valgrind.txt
new file mode 100644
index 000000000..c7ad2a82c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestUblasCustomFunctions_valgrind.txt
@@ -0,0 +1,73 @@
+==24368== Memcheck, a memory error detector
+==24368== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24368== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24368== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/linalg/test/TestUblasCustomFunctions -malloc_debug -malloc_dump -memory_info
+==24368== Parent PID: 24004
+==24368== 
+==24368== 
+==24368== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24368== Open file descriptor 12:
+==24368==    at 0x4E2A07D: pipe (pipe.c:29)
+==24368==    by 0xAF3907D: ???
+==24368==    by 0x8A4D4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24368==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24368==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24368==    by 0x5075D38: PetscInitialize (pinit.c:924)
+==24368==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24368==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24368==    by 0x11B27E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24368==    by 0x1164ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24368==    by 0x118F42: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24368==    by 0x118DE2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24368==    by 0x119479: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24368==    by 0x114915: main (TestUblasCustomFunctions.cpp:19)
+==24368== 
+==24368== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24368==    at 0x4E2EA1C: __open_nocancel (open64_nocancel.c:39)
+==24368==    by 0x4DB2BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24368==    by 0x49C4822: ???
+==24368==    by 0x49C496F: ???
+==24368==    by 0x8AF26DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24368==    by 0x8AF2938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24368==    by 0x8AA8922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24368==    by 0x8A4D2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24368==    by 0x63E7418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24368==    by 0x6380D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24368==    by 0x5075D38: PetscInitialize (pinit.c:924)
+==24368==    by 0x49891D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24368==    by 0x4989227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24368==    by 0x11B27E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24368==    by 0x1164ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24368==    by 0x118F42: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24368==    by 0x118DE2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24368==    by 0x119479: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24368==    by 0x114915: main (TestUblasCustomFunctions.cpp:19)
+==24368== 
+==24368== Open file descriptor 116:
+==24368==    <inherited from parent>
+==24368== 
+==24368== Open file descriptor 113:
+==24368==    <inherited from parent>
+==24368== 
+==24368== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestUblasCustomFunctions_valgrind.txt
+==24368==    <inherited from parent>
+==24368== 
+==24368== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24368==    <inherited from parent>
+==24368== 
+==24368== 
+==24368== HEAP SUMMARY:
+==24368==     in use at exit: 617,858 bytes in 8,238 blocks
+==24368==   total heap usage: 44,931 allocs, 36,693 frees, 1,338,162,541 bytes allocated
+==24368== 
+==24368== LEAK SUMMARY:
+==24368==    definitely lost: 0 bytes in 0 blocks
+==24368==    indirectly lost: 0 bytes in 0 blocks
+==24368==      possibly lost: 0 bytes in 0 blocks
+==24368==    still reachable: 24 bytes in 2 blocks
+==24368==         suppressed: 617,834 bytes in 8,236 blocks
+==24368== Reachable blocks (those to which a pointer was found) are not shown.
+==24368== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24368== 
+==24368== For lists of detected and suppressed errors, rerun with: -s
+==24368== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestUniformGridRandomFieldGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestUniformGridRandomFieldGenerator_valgrind.txt
new file mode 100644
index 000000000..62ed28968
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestUniformGridRandomFieldGenerator_valgrind.txt
@@ -0,0 +1,36 @@
+==24920== Memcheck, a memory error detector
+==24920== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24920== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24920== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestUniformGridRandomFieldGenerator -malloc_debug -malloc_dump -memory_info
+==24920== Parent PID: 24004
+==24920== 
+==24920== 
+==24920== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==24920== Open file descriptor 116:
+==24920==    <inherited from parent>
+==24920== 
+==24920== Open file descriptor 113:
+==24920==    <inherited from parent>
+==24920== 
+==24920== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestUniformGridRandomFieldGenerator_valgrind.txt
+==24920==    <inherited from parent>
+==24920== 
+==24920== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24920==    <inherited from parent>
+==24920== 
+==24920== 
+==24920== HEAP SUMMARY:
+==24920==     in use at exit: 2,576 bytes in 3 blocks
+==24920==   total heap usage: 5,572 allocs, 5,569 frees, 617,066 bytes allocated
+==24920== 
+==24920== LEAK SUMMARY:
+==24920==    definitely lost: 0 bytes in 0 blocks
+==24920==    indirectly lost: 0 bytes in 0 blocks
+==24920==      possibly lost: 0 bytes in 0 blocks
+==24920==    still reachable: 2,576 bytes in 3 blocks
+==24920==         suppressed: 0 bytes in 0 blocks
+==24920== Reachable blocks (those to which a pointer was found) are not shown.
+==24920== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24920== 
+==24920== For lists of detected and suppressed errors, rerun with: -s
+==24920== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestVanLeeuwen2009WntSwatCellCycleOdeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVanLeeuwen2009WntSwatCellCycleOdeSystem_valgrind.txt
new file mode 100644
index 000000000..a66c846e6
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVanLeeuwen2009WntSwatCellCycleOdeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==40352== Memcheck, a memory error detector
+==40352== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40352== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40352== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestVanLeeuwen2009WntSwatCellCycleOdeSystem -malloc_debug -malloc_dump -memory_info
+==40352== Parent PID: 24004
+==40352== 
+==40352== 
+==40352== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40352== Open file descriptor 12:
+==40352==    at 0x127FC07D: pipe (pipe.c:29)
+==40352==    by 0x1B37607D: ???
+==40352==    by 0x165344CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40352==    by 0x12104418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40352==    by 0x1209DD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40352==    by 0x10D94D38: PetscInitialize (pinit.c:924)
+==40352==    by 0x10C061D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40352==    by 0x10C06227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40352==    by 0x136AAD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40352==    by 0x13133D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40352==    by 0x1340EC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40352==    by 0x133F8C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40352==    by 0x134623: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40352==    by 0x12F765: main (TestVanLeeuwen2009WntSwatCellCycleOdeSystem.cpp:19)
+==40352== 
+==40352== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40352==    at 0x12800A1C: __open_nocancel (open64_nocancel.c:39)
+==40352==    by 0x12784BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40352==    by 0x10C41822: ???
+==40352==    by 0x10C4196F: ???
+==40352==    by 0x165D96DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40352==    by 0x165D9938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40352==    by 0x1658F922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40352==    by 0x165342DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40352==    by 0x12104418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40352==    by 0x1209DD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40352==    by 0x10D94D38: PetscInitialize (pinit.c:924)
+==40352==    by 0x10C061D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40352==    by 0x10C06227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40352==    by 0x136AAD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40352==    by 0x13133D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40352==    by 0x1340EC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40352==    by 0x133F8C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40352==    by 0x134623: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40352==    by 0x12F765: main (TestVanLeeuwen2009WntSwatCellCycleOdeSystem.cpp:19)
+==40352== 
+==40352== Open file descriptor 116:
+==40352==    <inherited from parent>
+==40352== 
+==40352== Open file descriptor 113:
+==40352==    <inherited from parent>
+==40352== 
+==40352== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVanLeeuwen2009WntSwatCellCycleOdeSystem_valgrind.txt
+==40352==    <inherited from parent>
+==40352== 
+==40352== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40352==    <inherited from parent>
+==40352== 
+==40352== 
+==40352== HEAP SUMMARY:
+==40352==     in use at exit: 618,338 bytes in 8,238 blocks
+==40352==   total heap usage: 519,316 allocs, 511,078 frees, 1,547,101,570 bytes allocated
+==40352== 
+==40352== LEAK SUMMARY:
+==40352==    definitely lost: 0 bytes in 0 blocks
+==40352==    indirectly lost: 0 bytes in 0 blocks
+==40352==      possibly lost: 0 bytes in 0 blocks
+==40352==    still reachable: 24 bytes in 2 blocks
+==40352==         suppressed: 618,314 bytes in 8,236 blocks
+==40352== Reachable blocks (those to which a pointer was found) are not shown.
+==40352== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40352== 
+==40352== For lists of detected and suppressed errors, rerun with: -s
+==40352== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestVentilationProblem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVentilationProblem_valgrind.txt
new file mode 100644
index 000000000..8cf34166d
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVentilationProblem_valgrind.txt
@@ -0,0 +1,73 @@
+==41111== Memcheck, a memory error detector
+==41111== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==41111== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==41111== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/lung/test/TestVentilationProblem -malloc_debug -malloc_dump -memory_info
+==41111== Parent PID: 24004
+==41111== 
+==41111== 
+==41111== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==41111== Open file descriptor 12:
+==41111==    at 0x6E6107D: pipe (pipe.c:29)
+==41111==    by 0x107AC07D: ???
+==41111==    by 0xC0204CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41111==    by 0x83DC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41111==    by 0x8375D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41111==    by 0x706CD38: PetscInitialize (pinit.c:924)
+==41111==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41111==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41111==    by 0x11769E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41111==    by 0x1128D9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41111==    by 0x115638: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41111==    by 0x1154D8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41111==    by 0x115B6F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41111==    by 0x110B55: main (TestVentilationProblem.cpp:19)
+==41111== 
+==41111== Open file descriptor 8: /dev/shm/open_mpi.0000
+==41111==    at 0x6E65A1C: __open_nocancel (open64_nocancel.c:39)
+==41111==    by 0x6DE9BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==41111==    by 0x66B8822: ???
+==41111==    by 0x66B896F: ???
+==41111==    by 0xC0C56DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41111==    by 0xC0C5938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41111==    by 0xC07B922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==41111==    by 0xC0202DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==41111==    by 0x83DC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41111==    by 0x8375D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==41111==    by 0x706CD38: PetscInitialize (pinit.c:924)
+==41111==    by 0x667D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==41111==    by 0x667D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==41111==    by 0x11769E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==41111==    by 0x1128D9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==41111==    by 0x115638: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==41111==    by 0x1154D8: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==41111==    by 0x115B6F: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==41111==    by 0x110B55: main (TestVentilationProblem.cpp:19)
+==41111== 
+==41111== Open file descriptor 116:
+==41111==    <inherited from parent>
+==41111== 
+==41111== Open file descriptor 113:
+==41111==    <inherited from parent>
+==41111== 
+==41111== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVentilationProblem_valgrind.txt
+==41111==    <inherited from parent>
+==41111== 
+==41111== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==41111==    <inherited from parent>
+==41111== 
+==41111== 
+==41111== HEAP SUMMARY:
+==41111==     in use at exit: 618,249 bytes in 8,234 blocks
+==41111==   total heap usage: 5,806,638 allocs, 5,798,404 frees, 1,825,960,597 bytes allocated
+==41111== 
+==41111== LEAK SUMMARY:
+==41111==    definitely lost: 0 bytes in 0 blocks
+==41111==    indirectly lost: 0 bytes in 0 blocks
+==41111==      possibly lost: 0 bytes in 0 blocks
+==41111==    still reachable: 24 bytes in 2 blocks
+==41111==         suppressed: 618,225 bytes in 8,232 blocks
+==41111== Reachable blocks (those to which a pointer was found) are not shown.
+==41111== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==41111== 
+==41111== For lists of detected and suppressed errors, rerun with: -s
+==41111== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 30 from 30)
diff --git a/log-files/2024-10-08_17-23-11/TestVertexBasedCellPopulationForCrypt_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVertexBasedCellPopulationForCrypt_valgrind.txt
new file mode 100644
index 000000000..834d96dae
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVertexBasedCellPopulationForCrypt_valgrind.txt
@@ -0,0 +1,73 @@
+==40487== Memcheck, a memory error detector
+==40487== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40487== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40487== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestVertexBasedCellPopulationForCrypt -malloc_debug -malloc_dump -memory_info
+==40487== Parent PID: 24004
+==40487== 
+==40487== 
+==40487== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40487== Open file descriptor 12:
+==40487==    at 0x1257807D: pipe (pipe.c:29)
+==40487==    by 0x1B37607D: ???
+==40487==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40487==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40487==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40487==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40487==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40487==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40487==    by 0x11D953: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40487==    by 0x119133: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40487==    by 0x11B52C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40487==    by 0x11B427: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40487==    by 0x11BA3B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40487==    by 0x117935: main (TestVertexBasedCellPopulationForCrypt.cpp:18)
+==40487== 
+==40487== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40487==    at 0x1257CA1C: __open_nocancel (open64_nocancel.c:39)
+==40487==    by 0x12500BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40487==    by 0x11D7D822: ???
+==40487==    by 0x11D7D96F: ???
+==40487==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40487==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40487==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40487==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40487==    by 0x11E80418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40487==    by 0x11E19D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40487==    by 0x10AEDD38: PetscInitialize (pinit.c:924)
+==40487==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40487==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40487==    by 0x11D953: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40487==    by 0x119133: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40487==    by 0x11B52C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40487==    by 0x11B427: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40487==    by 0x11BA3B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40487==    by 0x117935: main (TestVertexBasedCellPopulationForCrypt.cpp:18)
+==40487== 
+==40487== Open file descriptor 116:
+==40487==    <inherited from parent>
+==40487== 
+==40487== Open file descriptor 113:
+==40487==    <inherited from parent>
+==40487== 
+==40487== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVertexBasedCellPopulationForCrypt_valgrind.txt
+==40487==    <inherited from parent>
+==40487== 
+==40487== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40487==    <inherited from parent>
+==40487== 
+==40487== 
+==40487== HEAP SUMMARY:
+==40487==     in use at exit: 618,450 bytes in 8,240 blocks
+==40487==   total heap usage: 53,902 allocs, 45,662 frees, 1,338,962,062 bytes allocated
+==40487== 
+==40487== LEAK SUMMARY:
+==40487==    definitely lost: 0 bytes in 0 blocks
+==40487==    indirectly lost: 0 bytes in 0 blocks
+==40487==      possibly lost: 0 bytes in 0 blocks
+==40487==    still reachable: 136 bytes in 4 blocks
+==40487==         suppressed: 618,314 bytes in 8,236 blocks
+==40487== Reachable blocks (those to which a pointer was found) are not shown.
+==40487== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40487== 
+==40487== For lists of detected and suppressed errors, rerun with: -s
+==40487== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestVertexBasedCellPopulation_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVertexBasedCellPopulation_valgrind.txt
new file mode 100644
index 000000000..9c19b7bd0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVertexBasedCellPopulation_valgrind.txt
@@ -0,0 +1,73 @@
+==26166== Memcheck, a memory error detector
+==26166== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26166== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26166== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestVertexBasedCellPopulation -malloc_debug -malloc_dump -memory_info
+==26166== Parent PID: 24004
+==26166== 
+==26166== 
+==26166== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26166== Open file descriptor 12:
+==26166==    at 0x10CFA07D: pipe (pipe.c:29)
+==26166==    by 0x196B407D: ???
+==26166==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26166==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26166==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26166==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26166==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26166==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26166==    by 0x3F7529: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26166==    by 0x3EC0B9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26166==    by 0x3F20D4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26166==    by 0x3F1F74: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26166==    by 0x3F260B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26166==    by 0x3EA4D5: main (TestVertexBasedCellPopulation.cpp:19)
+==26166== 
+==26166== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26166==    at 0x10CFEA1C: __open_nocancel (open64_nocancel.c:39)
+==26166==    by 0x10C82BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26166==    by 0xF13F822: ???
+==26166==    by 0xF13F96F: ???
+==26166==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26166==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26166==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26166==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26166==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26166==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26166==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26166==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26166==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26166==    by 0x3F7529: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26166==    by 0x3EC0B9: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26166==    by 0x3F20D4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26166==    by 0x3F1F74: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26166==    by 0x3F260B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26166==    by 0x3EA4D5: main (TestVertexBasedCellPopulation.cpp:19)
+==26166== 
+==26166== Open file descriptor 116:
+==26166==    <inherited from parent>
+==26166== 
+==26166== Open file descriptor 113:
+==26166==    <inherited from parent>
+==26166== 
+==26166== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVertexBasedCellPopulation_valgrind.txt
+==26166==    <inherited from parent>
+==26166== 
+==26166== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26166==    <inherited from parent>
+==26166== 
+==26166== 
+==26166== HEAP SUMMARY:
+==26166==     in use at exit: 618,354 bytes in 8,239 blocks
+==26166==   total heap usage: 171,092 allocs, 162,853 frees, 1,350,452,659 bytes allocated
+==26166== 
+==26166== LEAK SUMMARY:
+==26166==    definitely lost: 0 bytes in 0 blocks
+==26166==    indirectly lost: 0 bytes in 0 blocks
+==26166==      possibly lost: 0 bytes in 0 blocks
+==26166==    still reachable: 56 bytes in 3 blocks
+==26166==         suppressed: 618,298 bytes in 8,236 blocks
+==26166== Reachable blocks (those to which a pointer was found) are not shown.
+==26166== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26166== 
+==26166== For lists of detected and suppressed errors, rerun with: -s
+==26166== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestVertexBasedDivisionRules_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVertexBasedDivisionRules_valgrind.txt
new file mode 100644
index 000000000..e6a592155
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVertexBasedDivisionRules_valgrind.txt
@@ -0,0 +1,73 @@
+==26167== Memcheck, a memory error detector
+==26167== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==26167== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==26167== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestVertexBasedDivisionRules -malloc_debug -malloc_dump -memory_info
+==26167== Parent PID: 24004
+==26167== 
+==26167== 
+==26167== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==26167== Open file descriptor 12:
+==26167==    at 0x10DE107D: pipe (pipe.c:29)
+==26167==    by 0x196B407D: ???
+==26167==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26167==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26167==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26167==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26167==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26167==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26167==    by 0x147723: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26167==    by 0x14201D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26167==    by 0x144D0A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26167==    by 0x144BAA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26167==    by 0x145241: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26167==    by 0x140445: main (TestVertexBasedDivisionRules.cpp:19)
+==26167== 
+==26167== Open file descriptor 8: /dev/shm/open_mpi.0000
+==26167==    at 0x10DE5A1C: __open_nocancel (open64_nocancel.c:39)
+==26167==    by 0x10D69BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==26167==    by 0xF13F822: ???
+==26167==    by 0xF13F96F: ???
+==26167==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26167==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26167==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==26167==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==26167==    by 0x10602418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26167==    by 0x1059BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==26167==    by 0xF292D38: PetscInitialize (pinit.c:924)
+==26167==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==26167==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==26167==    by 0x147723: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==26167==    by 0x14201D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==26167==    by 0x144D0A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==26167==    by 0x144BAA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==26167==    by 0x145241: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==26167==    by 0x140445: main (TestVertexBasedDivisionRules.cpp:19)
+==26167== 
+==26167== Open file descriptor 116:
+==26167==    <inherited from parent>
+==26167== 
+==26167== Open file descriptor 113:
+==26167==    <inherited from parent>
+==26167== 
+==26167== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVertexBasedDivisionRules_valgrind.txt
+==26167==    <inherited from parent>
+==26167== 
+==26167== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==26167==    <inherited from parent>
+==26167== 
+==26167== 
+==26167== HEAP SUMMARY:
+==26167==     in use at exit: 618,354 bytes in 8,239 blocks
+==26167==   total heap usage: 54,153 allocs, 45,914 frees, 1,339,150,251 bytes allocated
+==26167== 
+==26167== LEAK SUMMARY:
+==26167==    definitely lost: 0 bytes in 0 blocks
+==26167==    indirectly lost: 0 bytes in 0 blocks
+==26167==      possibly lost: 0 bytes in 0 blocks
+==26167==    still reachable: 56 bytes in 3 blocks
+==26167==         suppressed: 618,298 bytes in 8,236 blocks
+==26167== Reachable blocks (those to which a pointer was found) are not shown.
+==26167== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==26167== 
+==26167== For lists of detected and suppressed errors, rerun with: -s
+==26167== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestVertexCryptBoundaryForce_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVertexCryptBoundaryForce_valgrind.txt
new file mode 100644
index 000000000..1557b6248
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVertexCryptBoundaryForce_valgrind.txt
@@ -0,0 +1,73 @@
+==40319== Memcheck, a memory error detector
+==40319== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40319== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40319== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestVertexCryptBoundaryForce -malloc_debug -malloc_dump -memory_info
+==40319== Parent PID: 24004
+==40319== 
+==40319== 
+==40319== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40319== Open file descriptor 12:
+==40319==    at 0x110C107D: pipe (pipe.c:29)
+==40319==    by 0x1B37507D: ???
+==40319==    by 0x165854CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40319==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40319==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40319==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40319==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40319==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40319==    by 0x126BFE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40319==    by 0x11FE4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40319==    by 0x1228FC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40319==    by 0x12279C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40319==    by 0x122E33: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40319==    by 0x11E275: main (TestVertexCryptBoundaryForce.cpp:19)
+==40319== 
+==40319== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40319==    at 0x110C5A1C: __open_nocancel (open64_nocancel.c:39)
+==40319==    by 0x11049BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40319==    by 0x109FF822: ???
+==40319==    by 0x109FF96F: ???
+==40319==    by 0x1662A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40319==    by 0x1662A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40319==    by 0x165E0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40319==    by 0x165852DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40319==    by 0x12E48418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40319==    by 0x12DE1D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40319==    by 0x11AD8D38: PetscInitialize (pinit.c:924)
+==40319==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40319==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40319==    by 0x126BFE: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==40319==    by 0x11FE4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40319==    by 0x1228FC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40319==    by 0x12279C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40319==    by 0x122E33: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40319==    by 0x11E275: main (TestVertexCryptBoundaryForce.cpp:19)
+==40319== 
+==40319== Open file descriptor 116:
+==40319==    <inherited from parent>
+==40319== 
+==40319== Open file descriptor 113:
+==40319==    <inherited from parent>
+==40319== 
+==40319== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVertexCryptBoundaryForce_valgrind.txt
+==40319==    <inherited from parent>
+==40319== 
+==40319== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40319==    <inherited from parent>
+==40319== 
+==40319== 
+==40319== HEAP SUMMARY:
+==40319==     in use at exit: 618,370 bytes in 8,239 blocks
+==40319==   total heap usage: 56,512 allocs, 48,273 frees, 1,339,180,668 bytes allocated
+==40319== 
+==40319== LEAK SUMMARY:
+==40319==    definitely lost: 0 bytes in 0 blocks
+==40319==    indirectly lost: 0 bytes in 0 blocks
+==40319==      possibly lost: 0 bytes in 0 blocks
+==40319==    still reachable: 56 bytes in 3 blocks
+==40319==         suppressed: 618,314 bytes in 8,236 blocks
+==40319== Reachable blocks (those to which a pointer was found) are not shown.
+==40319== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40319== 
+==40319== For lists of detected and suppressed errors, rerun with: -s
+==40319== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestVertexElement_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVertexElement_valgrind.txt
new file mode 100644
index 000000000..60f96f4b8
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVertexElement_valgrind.txt
@@ -0,0 +1,73 @@
+==24782== Memcheck, a memory error detector
+==24782== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24782== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24782== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestVertexElement -malloc_debug -malloc_dump -memory_info
+==24782== Parent PID: 24004
+==24782== 
+==24782== 
+==24782== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24782== Open file descriptor 12:
+==24782==    at 0x69FE07D: pipe (pipe.c:29)
+==24782==    by 0x100CC07D: ???
+==24782==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24782==    by 0x804A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24782==    by 0x7FE3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24782==    by 0x6CDAD38: PetscInitialize (pinit.c:924)
+==24782==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24782==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24782==    by 0x11E098: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24782==    by 0x119413: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24782==    by 0x11C02C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24782==    by 0x11BF27: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24782==    by 0x11C53B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24782==    by 0x117C15: main (TestVertexElement.cpp:18)
+==24782== 
+==24782== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24782==    at 0x6A02A1C: __open_nocancel (open64_nocancel.c:39)
+==24782==    by 0x6986BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24782==    by 0x6598822: ???
+==24782==    by 0x659896F: ???
+==24782==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24782==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24782==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24782==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24782==    by 0x804A418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24782==    by 0x7FE3D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24782==    by 0x6CDAD38: PetscInitialize (pinit.c:924)
+==24782==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24782==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24782==    by 0x11E098: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24782==    by 0x119413: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24782==    by 0x11C02C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24782==    by 0x11BF27: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24782==    by 0x11C53B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24782==    by 0x117C15: main (TestVertexElement.cpp:18)
+==24782== 
+==24782== Open file descriptor 116:
+==24782==    <inherited from parent>
+==24782== 
+==24782== Open file descriptor 113:
+==24782==    <inherited from parent>
+==24782== 
+==24782== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVertexElement_valgrind.txt
+==24782==    <inherited from parent>
+==24782== 
+==24782== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24782==    <inherited from parent>
+==24782== 
+==24782== 
+==24782== HEAP SUMMARY:
+==24782==     in use at exit: 618,226 bytes in 8,238 blocks
+==24782==   total heap usage: 47,568 allocs, 39,330 frees, 1,338,396,535 bytes allocated
+==24782== 
+==24782== LEAK SUMMARY:
+==24782==    definitely lost: 0 bytes in 0 blocks
+==24782==    indirectly lost: 0 bytes in 0 blocks
+==24782==      possibly lost: 0 bytes in 0 blocks
+==24782==    still reachable: 24 bytes in 2 blocks
+==24782==         suppressed: 618,202 bytes in 8,236 blocks
+==24782== Reachable blocks (those to which a pointer was found) are not shown.
+==24782== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24782== 
+==24782== For lists of detected and suppressed errors, rerun with: -s
+==24782== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestVertexMeshReader_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVertexMeshReader_valgrind.txt
new file mode 100644
index 000000000..f4e983797
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVertexMeshReader_valgrind.txt
@@ -0,0 +1,73 @@
+==24797== Memcheck, a memory error detector
+==24797== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24797== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24797== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestVertexMeshReader -malloc_debug -malloc_dump -memory_info
+==24797== Parent PID: 24004
+==24797== 
+==24797== 
+==24797== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24797== Open file descriptor 12:
+==24797==    at 0x691707D: pipe (pipe.c:29)
+==24797==    by 0x100CC07D: ???
+==24797==    by 0xBA174CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24797==    by 0x7F63418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24797==    by 0x7EFCD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24797==    by 0x6BF1D38: PetscInitialize (pinit.c:924)
+==24797==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24797==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24797==    by 0x1205C0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24797==    by 0x11B52D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24797==    by 0x11E602: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24797==    by 0x11E4A2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24797==    by 0x11EB39: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24797==    by 0x119955: main (TestVertexMeshReader.cpp:19)
+==24797== 
+==24797== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24797==    at 0x691BA1C: __open_nocancel (open64_nocancel.c:39)
+==24797==    by 0x689FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24797==    by 0x6598822: ???
+==24797==    by 0x659896F: ???
+==24797==    by 0xBABC6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24797==    by 0xBABC938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24797==    by 0xBA72922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24797==    by 0xBA172DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24797==    by 0x7F63418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24797==    by 0x7EFCD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24797==    by 0x6BF1D38: PetscInitialize (pinit.c:924)
+==24797==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24797==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24797==    by 0x1205C0: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24797==    by 0x11B52D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24797==    by 0x11E602: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24797==    by 0x11E4A2: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24797==    by 0x11EB39: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24797==    by 0x119955: main (TestVertexMeshReader.cpp:19)
+==24797== 
+==24797== Open file descriptor 116:
+==24797==    <inherited from parent>
+==24797== 
+==24797== Open file descriptor 113:
+==24797==    <inherited from parent>
+==24797== 
+==24797== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVertexMeshReader_valgrind.txt
+==24797==    <inherited from parent>
+==24797== 
+==24797== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24797==    <inherited from parent>
+==24797== 
+==24797== 
+==24797== HEAP SUMMARY:
+==24797==     in use at exit: 618,226 bytes in 8,238 blocks
+==24797==   total heap usage: 47,844 allocs, 39,606 frees, 1,338,788,534 bytes allocated
+==24797== 
+==24797== LEAK SUMMARY:
+==24797==    definitely lost: 0 bytes in 0 blocks
+==24797==    indirectly lost: 0 bytes in 0 blocks
+==24797==      possibly lost: 0 bytes in 0 blocks
+==24797==    still reachable: 24 bytes in 2 blocks
+==24797==         suppressed: 618,202 bytes in 8,236 blocks
+==24797== Reachable blocks (those to which a pointer was found) are not shown.
+==24797== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24797== 
+==24797== For lists of detected and suppressed errors, rerun with: -s
+==24797== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestVertexMeshWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVertexMeshWriter_valgrind.txt
new file mode 100644
index 000000000..78352e884
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVertexMeshWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==24798== Memcheck, a memory error detector
+==24798== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24798== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24798== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestVertexMeshWriter -malloc_debug -malloc_dump -memory_info
+==24798== Parent PID: 24004
+==24798== 
+==24798== 
+==24798== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24798== Open file descriptor 12:
+==24798==    at 0x81F807D: pipe (pipe.c:29)
+==24798==    by 0x100CC07D: ???
+==24798==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24798==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24798==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24798==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24798==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24798==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24798==    by 0x12CC41: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24798==    by 0x1260AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24798==    by 0x128CC8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24798==    by 0x128B68: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24798==    by 0x1291FF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24798==    by 0x1244D5: main (TestVertexMeshWriter.cpp:19)
+==24798== 
+==24798== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24798==    at 0x81FCA1C: __open_nocancel (open64_nocancel.c:39)
+==24798==    by 0x8180BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24798==    by 0x7916822: ???
+==24798==    by 0x791696F: ???
+==24798==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24798==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24798==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24798==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24798==    by 0x7A1B418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24798==    by 0x79B4D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24798==    by 0x6686D38: PetscInitialize (pinit.c:924)
+==24798==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24798==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24798==    by 0x12CC41: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24798==    by 0x1260AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24798==    by 0x128CC8: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24798==    by 0x128B68: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24798==    by 0x1291FF: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24798==    by 0x1244D5: main (TestVertexMeshWriter.cpp:19)
+==24798== 
+==24798== Open file descriptor 116:
+==24798==    <inherited from parent>
+==24798== 
+==24798== Open file descriptor 113:
+==24798==    <inherited from parent>
+==24798== 
+==24798== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVertexMeshWriter_valgrind.txt
+==24798==    <inherited from parent>
+==24798== 
+==24798== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24798==    <inherited from parent>
+==24798== 
+==24798== 
+==24798== HEAP SUMMARY:
+==24798==     in use at exit: 618,226 bytes in 8,238 blocks
+==24798==   total heap usage: 63,666 allocs, 55,428 frees, 1,341,881,411 bytes allocated
+==24798== 
+==24798== LEAK SUMMARY:
+==24798==    definitely lost: 0 bytes in 0 blocks
+==24798==    indirectly lost: 0 bytes in 0 blocks
+==24798==      possibly lost: 0 bytes in 0 blocks
+==24798==    still reachable: 24 bytes in 2 blocks
+==24798==         suppressed: 618,202 bytes in 8,236 blocks
+==24798== Reachable blocks (those to which a pointer was found) are not shown.
+==24798== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24798== 
+==24798== For lists of detected and suppressed errors, rerun with: -s
+==24798== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestVertexMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVertexMesh_valgrind.txt
new file mode 100644
index 000000000..cccc1e0cd
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVertexMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==24783== Memcheck, a memory error detector
+==24783== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24783== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24783== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestVertexMesh -malloc_debug -malloc_dump -memory_info
+==24783== Parent PID: 24004
+==24783== 
+==24783== 
+==24783== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24783== Open file descriptor 12:
+==24783==    at 0x823C07D: pipe (pipe.c:29)
+==24783==    by 0x100CC07D: ???
+==24783==    by 0xBA134CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24783==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24783==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24783==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24783==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24783==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24783==    by 0x14375F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24783==    by 0x13DAFD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24783==    by 0x1413AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24783==    by 0x14124C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24783==    by 0x1418E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24783==    by 0x13BF25: main (TestVertexMesh.cpp:19)
+==24783== 
+==24783== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24783==    at 0x8240A1C: __open_nocancel (open64_nocancel.c:39)
+==24783==    by 0x81C4BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24783==    by 0x6598822: ???
+==24783==    by 0x659896F: ???
+==24783==    by 0xBAB86DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24783==    by 0xBAB8938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24783==    by 0xBA6E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24783==    by 0xBA132DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24783==    by 0x7A5D418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24783==    by 0x79F6D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24783==    by 0x66EDD38: PetscInitialize (pinit.c:924)
+==24783==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24783==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24783==    by 0x14375F: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24783==    by 0x13DAFD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24783==    by 0x1413AC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24783==    by 0x14124C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24783==    by 0x1418E3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24783==    by 0x13BF25: main (TestVertexMesh.cpp:19)
+==24783== 
+==24783== Open file descriptor 116:
+==24783==    <inherited from parent>
+==24783== 
+==24783== Open file descriptor 113:
+==24783==    <inherited from parent>
+==24783== 
+==24783== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVertexMesh_valgrind.txt
+==24783==    <inherited from parent>
+==24783== 
+==24783== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24783==    <inherited from parent>
+==24783== 
+==24783== 
+==24783== HEAP SUMMARY:
+==24783==     in use at exit: 620,778 bytes in 8,239 blocks
+==24783==   total heap usage: 97,173 allocs, 88,934 frees, 1,348,103,688 bytes allocated
+==24783== 
+==24783== LEAK SUMMARY:
+==24783==    definitely lost: 0 bytes in 0 blocks
+==24783==    indirectly lost: 0 bytes in 0 blocks
+==24783==      possibly lost: 0 bytes in 0 blocks
+==24783==    still reachable: 2,576 bytes in 3 blocks
+==24783==         suppressed: 618,202 bytes in 8,236 blocks
+==24783== Reachable blocks (those to which a pointer was found) are not shown.
+==24783== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24783== 
+==24783== For lists of detected and suppressed errors, rerun with: -s
+==24783== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 35 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestVisualizingWithParaviewTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVisualizingWithParaviewTutorial_valgrind.txt
new file mode 100644
index 000000000..5830e645c
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVisualizingWithParaviewTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==40225== Memcheck, a memory error detector
+==40225== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40225== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40225== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestVisualizingWithParaviewTutorial -malloc_debug -malloc_dump -memory_info
+==40225== Parent PID: 24004
+==40225== 
+==40225== 
+==40225== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40225== Open file descriptor 12:
+==40225==    at 0x10CB807D: pipe (pipe.c:29)
+==40225==    by 0x196B407D: ???
+==40225==    by 0x14C1E4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40225==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40225==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40225==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40225==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40225==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40225==    by 0x124111: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40225==    by 0x11F773: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40225==    by 0x121C86: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40225==    by 0x121B81: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40225==    by 0x122195: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40225==    by 0x11DF75: main (TestVisualizingWithParaviewTutorial.cpp:18)
+==40225== 
+==40225== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40225==    at 0x10CBCA1C: __open_nocancel (open64_nocancel.c:39)
+==40225==    by 0x10C40BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40225==    by 0x104BD822: ???
+==40225==    by 0x104BD96F: ???
+==40225==    by 0x14CC36DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40225==    by 0x14CC3938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40225==    by 0x14C79922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40225==    by 0x14C1E2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40225==    by 0x105C0418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40225==    by 0x10559D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40225==    by 0xF22DD38: PetscInitialize (pinit.c:924)
+==40225==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40225==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40225==    by 0x124111: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40225==    by 0x11F773: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40225==    by 0x121C86: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40225==    by 0x121B81: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40225==    by 0x122195: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40225==    by 0x11DF75: main (TestVisualizingWithParaviewTutorial.cpp:18)
+==40225== 
+==40225== Open file descriptor 116:
+==40225==    <inherited from parent>
+==40225== 
+==40225== Open file descriptor 113:
+==40225==    <inherited from parent>
+==40225== 
+==40225== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVisualizingWithParaviewTutorial_valgrind.txt
+==40225==    <inherited from parent>
+==40225== 
+==40225== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40225==    <inherited from parent>
+==40225== 
+==40225== 
+==40225== HEAP SUMMARY:
+==40225==     in use at exit: 618,281 bytes in 8,235 blocks
+==40225==   total heap usage: 11,749,884 allocs, 11,741,649 frees, 2,654,492,733 bytes allocated
+==40225== 
+==40225== LEAK SUMMARY:
+==40225==    definitely lost: 0 bytes in 0 blocks
+==40225==    indirectly lost: 0 bytes in 0 blocks
+==40225==      possibly lost: 0 bytes in 0 blocks
+==40225==    still reachable: 56 bytes in 3 blocks
+==40225==         suppressed: 618,225 bytes in 8,232 blocks
+==40225== Reachable blocks (those to which a pointer was found) are not shown.
+==40225== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40225== 
+==40225== For lists of detected and suppressed errors, rerun with: -s
+==40225== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestVoltageInterpolaterOntoMechanicsMesh_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVoltageInterpolaterOntoMechanicsMesh_valgrind.txt
new file mode 100644
index 000000000..41712a342
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVoltageInterpolaterOntoMechanicsMesh_valgrind.txt
@@ -0,0 +1,73 @@
+==43492== Memcheck, a memory error detector
+==43492== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==43492== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==43492== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestVoltageInterpolaterOntoMechanicsMesh -malloc_debug -malloc_dump -memory_info
+==43492== Parent PID: 24004
+==43492== 
+==43492== 
+==43492== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==43492== Open file descriptor 12:
+==43492==    at 0xB90A07D: pipe (pipe.c:29)
+==43492==    by 0x1432F07D: ???
+==43492==    by 0xFB364CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43492==    by 0xBC85418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43492==    by 0xBC1ED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43492==    by 0x9F9CD38: PetscInitialize (pinit.c:924)
+==43492==    by 0x9E731D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43492==    by 0x9E73227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43492==    by 0x11D9D6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43492==    by 0x119393: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43492==    by 0x11B94C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43492==    by 0x11B847: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43492==    by 0x11BE5B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43492==    by 0x117B95: main (TestVoltageInterpolaterOntoMechanicsMesh.cpp:18)
+==43492== 
+==43492== Open file descriptor 8: /dev/shm/open_mpi.0000
+==43492==    at 0xB90EA1C: __open_nocancel (open64_nocancel.c:39)
+==43492==    by 0xB892BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==43492==    by 0xB22C822: ???
+==43492==    by 0xB22C96F: ???
+==43492==    by 0xFBDB6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43492==    by 0xFBDB938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43492==    by 0xFB91922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==43492==    by 0xFB362DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==43492==    by 0xBC85418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43492==    by 0xBC1ED7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==43492==    by 0x9F9CD38: PetscInitialize (pinit.c:924)
+==43492==    by 0x9E731D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==43492==    by 0x9E73227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==43492==    by 0x11D9D6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==43492==    by 0x119393: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==43492==    by 0x11B94C: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==43492==    by 0x11B847: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==43492==    by 0x11BE5B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==43492==    by 0x117B95: main (TestVoltageInterpolaterOntoMechanicsMesh.cpp:18)
+==43492== 
+==43492== Open file descriptor 116:
+==43492==    <inherited from parent>
+==43492== 
+==43492== Open file descriptor 113:
+==43492==    <inherited from parent>
+==43492== 
+==43492== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVoltageInterpolaterOntoMechanicsMesh_valgrind.txt
+==43492==    <inherited from parent>
+==43492== 
+==43492== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==43492==    <inherited from parent>
+==43492== 
+==43492== 
+==43492== HEAP SUMMARY:
+==43492==     in use at exit: 618,818 bytes in 8,248 blocks
+==43492==   total heap usage: 544,546 allocs, 536,298 frees, 1,522,646,935 bytes allocated
+==43492== 
+==43492== LEAK SUMMARY:
+==43492==    definitely lost: 0 bytes in 0 blocks
+==43492==    indirectly lost: 0 bytes in 0 blocks
+==43492==      possibly lost: 0 bytes in 0 blocks
+==43492==    still reachable: 24 bytes in 2 blocks
+==43492==         suppressed: 618,794 bytes in 8,246 blocks
+==43492== Reachable blocks (those to which a pointer was found) are not shown.
+==43492== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==43492== 
+==43492== For lists of detected and suppressed errors, rerun with: -s
+==43492== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 46 from 38)
diff --git a/log-files/2024-10-08_17-23-11/TestVolumeTrackingModifier_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVolumeTrackingModifier_valgrind.txt
new file mode 100644
index 000000000..651328e97
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVolumeTrackingModifier_valgrind.txt
@@ -0,0 +1,73 @@
+==39647== Memcheck, a memory error detector
+==39647== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==39647== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==39647== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/cell_based/test/TestVolumeTrackingModifier -malloc_debug -malloc_dump -memory_info
+==39647== Parent PID: 24004
+==39647== 
+==39647== 
+==39647== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==39647== Open file descriptor 12:
+==39647==    at 0xF84307D: pipe (pipe.c:29)
+==39647==    by 0x196B407D: ???
+==39647==    by 0x14CBC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39647==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39647==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39647==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==39647==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39647==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39647==    by 0x20235E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==39647==    by 0x1FA77F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39647==    by 0x1FDF12: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39647==    by 0x1FDE0D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39647==    by 0x1FE421: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39647==    by 0x1F8F75: main (TestVolumeTrackingModifier.cpp:18)
+==39647== 
+==39647== Open file descriptor 8: /dev/shm/open_mpi.0000
+==39647==    at 0xF847A1C: __open_nocancel (open64_nocancel.c:39)
+==39647==    by 0xF7CBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==39647==    by 0xF13F822: ???
+==39647==    by 0xF13F96F: ???
+==39647==    by 0x14D616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39647==    by 0x14D61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39647==    by 0x14D17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==39647==    by 0x14CBC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==39647==    by 0x114A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39647==    by 0x1143AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==39647==    by 0x1012FD38: PetscInitialize (pinit.c:924)
+==39647==    by 0xF1041D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==39647==    by 0xF104227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==39647==    by 0x20235E: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==39647==    by 0x1FA77F: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==39647==    by 0x1FDF12: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==39647==    by 0x1FDE0D: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==39647==    by 0x1FE421: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==39647==    by 0x1F8F75: main (TestVolumeTrackingModifier.cpp:18)
+==39647== 
+==39647== Open file descriptor 116:
+==39647==    <inherited from parent>
+==39647== 
+==39647== Open file descriptor 113:
+==39647==    <inherited from parent>
+==39647== 
+==39647== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVolumeTrackingModifier_valgrind.txt
+==39647==    <inherited from parent>
+==39647== 
+==39647== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==39647==    <inherited from parent>
+==39647== 
+==39647== 
+==39647== HEAP SUMMARY:
+==39647==     in use at exit: 618,297 bytes in 8,236 blocks
+==39647==   total heap usage: 11,559,355 allocs, 11,551,119 frees, 3,065,464,910 bytes allocated
+==39647== 
+==39647== LEAK SUMMARY:
+==39647==    definitely lost: 0 bytes in 0 blocks
+==39647==    indirectly lost: 0 bytes in 0 blocks
+==39647==      possibly lost: 0 bytes in 0 blocks
+==39647==    still reachable: 72 bytes in 4 blocks
+==39647==         suppressed: 618,225 bytes in 8,232 blocks
+==39647== Reachable blocks (those to which a pointer was found) are not shown.
+==39647== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==39647== 
+==39647== For lists of detected and suppressed errors, rerun with: -s
+==39647== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/TestVoronoiVertexMeshGenerator_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVoronoiVertexMeshGenerator_valgrind.txt
new file mode 100644
index 000000000..287e1c347
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVoronoiVertexMeshGenerator_valgrind.txt
@@ -0,0 +1,73 @@
+==24811== Memcheck, a memory error detector
+==24811== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24811== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24811== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestVoronoiVertexMeshGenerator -malloc_debug -malloc_dump -memory_info
+==24811== Parent PID: 24004
+==24811== 
+==24811== 
+==24811== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24811== Open file descriptor 12:
+==24811==    at 0x6D4307D: pipe (pipe.c:29)
+==24811==    by 0x100CC07D: ???
+==24811==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24811==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24811==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24811==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24811==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24811==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24811==    by 0x1216D6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24811==    by 0x11C6AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24811==    by 0x11F25A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24811==    by 0x11F0FA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24811==    by 0x11F791: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24811==    by 0x11AAD5: main (TestVoronoiVertexMeshGenerator.cpp:19)
+==24811== 
+==24811== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24811==    at 0x6D47A1C: __open_nocancel (open64_nocancel.c:39)
+==24811==    by 0x6CCBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24811==    by 0x6598822: ???
+==24811==    by 0x659896F: ???
+==24811==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24811==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24811==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24811==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24811==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24811==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24811==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24811==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24811==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24811==    by 0x1216D6: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24811==    by 0x11C6AD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24811==    by 0x11F25A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24811==    by 0x11F0FA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24811==    by 0x11F791: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24811==    by 0x11AAD5: main (TestVoronoiVertexMeshGenerator.cpp:19)
+==24811== 
+==24811== Open file descriptor 116:
+==24811==    <inherited from parent>
+==24811== 
+==24811== Open file descriptor 113:
+==24811==    <inherited from parent>
+==24811== 
+==24811== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVoronoiVertexMeshGenerator_valgrind.txt
+==24811==    <inherited from parent>
+==24811== 
+==24811== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24811==    <inherited from parent>
+==24811== 
+==24811== 
+==24811== HEAP SUMMARY:
+==24811==     in use at exit: 620,705 bytes in 8,235 blocks
+==24811==   total heap usage: 446,959 allocs, 438,724 frees, 1,381,744,994 bytes allocated
+==24811== 
+==24811== LEAK SUMMARY:
+==24811==    definitely lost: 0 bytes in 0 blocks
+==24811==    indirectly lost: 0 bytes in 0 blocks
+==24811==      possibly lost: 0 bytes in 0 blocks
+==24811==    still reachable: 2,576 bytes in 3 blocks
+==24811==         suppressed: 618,129 bytes in 8,232 blocks
+==24811== Reachable blocks (those to which a pointer was found) are not shown.
+==24811== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24811== 
+==24811== For lists of detected and suppressed errors, rerun with: -s
+==24811== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 31 from 31)
diff --git a/log-files/2024-10-08_17-23-11/TestVtkMeshReader_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVtkMeshReader_valgrind.txt
new file mode 100644
index 000000000..d643a4206
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVtkMeshReader_valgrind.txt
@@ -0,0 +1,73 @@
+==24607== Memcheck, a memory error detector
+==24607== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24607== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24607== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestVtkMeshReader -malloc_debug -malloc_dump -memory_info
+==24607== Parent PID: 24004
+==24607== 
+==24607== 
+==24607== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24607== Open file descriptor 12:
+==24607==    at 0x6D4307D: pipe (pipe.c:29)
+==24607==    by 0x100CC07D: ???
+==24607==    by 0xBA604CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24607==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24607==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24607==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24607==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24607==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24607==    by 0x12F262: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24607==    by 0x12A36D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24607==    by 0x12D1AE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24607==    by 0x12D04E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24607==    by 0x12D6E5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24607==    by 0x128795: main (TestVtkMeshReader.cpp:19)
+==24607== 
+==24607== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24607==    at 0x6D47A1C: __open_nocancel (open64_nocancel.c:39)
+==24607==    by 0x6CCBBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24607==    by 0x6598822: ???
+==24607==    by 0x659896F: ???
+==24607==    by 0xBB056DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24607==    by 0xBB05938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24607==    by 0xBABB922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24607==    by 0xBA602DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24607==    by 0x838F418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24607==    by 0x8328D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24607==    by 0x701FD38: PetscInitialize (pinit.c:924)
+==24607==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24607==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24607==    by 0x12F262: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24607==    by 0x12A36D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24607==    by 0x12D1AE: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24607==    by 0x12D04E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24607==    by 0x12D6E5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24607==    by 0x128795: main (TestVtkMeshReader.cpp:19)
+==24607== 
+==24607== Open file descriptor 116:
+==24607==    <inherited from parent>
+==24607== 
+==24607== Open file descriptor 113:
+==24607==    <inherited from parent>
+==24607== 
+==24607== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVtkMeshReader_valgrind.txt
+==24607==    <inherited from parent>
+==24607== 
+==24607== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24607==    <inherited from parent>
+==24607== 
+==24607== 
+==24607== HEAP SUMMARY:
+==24607==     in use at exit: 618,226 bytes in 8,238 blocks
+==24607==   total heap usage: 163,473 allocs, 155,235 frees, 1,348,928,017 bytes allocated
+==24607== 
+==24607== LEAK SUMMARY:
+==24607==    definitely lost: 0 bytes in 0 blocks
+==24607==    indirectly lost: 0 bytes in 0 blocks
+==24607==      possibly lost: 0 bytes in 0 blocks
+==24607==    still reachable: 24 bytes in 2 blocks
+==24607==         suppressed: 618,202 bytes in 8,236 blocks
+==24607== Reachable blocks (those to which a pointer was found) are not shown.
+==24607== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24607== 
+==24607== For lists of detected and suppressed errors, rerun with: -s
+==24607== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestVtkNonlinearElasticitySolutionWriter_valgrind.txt b/log-files/2024-10-08_17-23-11/TestVtkNonlinearElasticitySolutionWriter_valgrind.txt
new file mode 100644
index 000000000..abfa28c03
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestVtkNonlinearElasticitySolutionWriter_valgrind.txt
@@ -0,0 +1,73 @@
+==25340== Memcheck, a memory error detector
+==25340== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25340== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25340== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/continuum_mechanics/test/TestVtkNonlinearElasticitySolutionWriter -malloc_debug -malloc_dump -memory_info
+==25340== Parent PID: 24004
+==25340== 
+==25340== 
+==25340== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25340== Open file descriptor 12:
+==25340==    at 0x82D207D: pipe (pipe.c:29)
+==25340==    by 0x106DF07D: ???
+==25340==    by 0xBFF44CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25340==    by 0x88AC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25340==    by 0x8845D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25340==    by 0x6897D38: PetscInitialize (pinit.c:924)
+==25340==    by 0x676E1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25340==    by 0x676E227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25340==    by 0x132248: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25340==    by 0x12D1ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25340==    by 0x1302BC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25340==    by 0x13015C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25340==    by 0x1307F3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25340==    by 0x12B615: main (TestVtkNonlinearElasticitySolutionWriter.cpp:19)
+==25340== 
+==25340== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25340==    at 0x82D6A1C: __open_nocancel (open64_nocancel.c:39)
+==25340==    by 0x825ABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25340==    by 0x7B27822: ???
+==25340==    by 0x7B2796F: ???
+==25340==    by 0xC0996DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25340==    by 0xC099938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25340==    by 0xC04F922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25340==    by 0xBFF42DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25340==    by 0x88AC418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25340==    by 0x8845D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25340==    by 0x6897D38: PetscInitialize (pinit.c:924)
+==25340==    by 0x676E1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25340==    by 0x676E227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25340==    by 0x132248: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25340==    by 0x12D1ED: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25340==    by 0x1302BC: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25340==    by 0x13015C: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25340==    by 0x1307F3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25340==    by 0x12B615: main (TestVtkNonlinearElasticitySolutionWriter.cpp:19)
+==25340== 
+==25340== Open file descriptor 116:
+==25340==    <inherited from parent>
+==25340== 
+==25340== Open file descriptor 113:
+==25340==    <inherited from parent>
+==25340== 
+==25340== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestVtkNonlinearElasticitySolutionWriter_valgrind.txt
+==25340==    <inherited from parent>
+==25340== 
+==25340== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25340==    <inherited from parent>
+==25340== 
+==25340== 
+==25340== HEAP SUMMARY:
+==25340==     in use at exit: 618,274 bytes in 8,238 blocks
+==25340==   total heap usage: 419,051 allocs, 410,813 frees, 1,414,784,257 bytes allocated
+==25340== 
+==25340== LEAK SUMMARY:
+==25340==    definitely lost: 0 bytes in 0 blocks
+==25340==    indirectly lost: 0 bytes in 0 blocks
+==25340==      possibly lost: 0 bytes in 0 blocks
+==25340==    still reachable: 24 bytes in 2 blocks
+==25340==         suppressed: 618,250 bytes in 8,236 blocks
+==25340== Reachable blocks (those to which a pointer was found) are not shown.
+==25340== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25340== 
+==25340== For lists of detected and suppressed errors, rerun with: -s
+==25340== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestWarnings_valgrind.txt b/log-files/2024-10-08_17-23-11/TestWarnings_valgrind.txt
new file mode 100644
index 000000000..ea29cfec7
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestWarnings_valgrind.txt
@@ -0,0 +1,73 @@
+==24253== Memcheck, a memory error detector
+==24253== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24253== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24253== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestWarnings -malloc_debug -malloc_dump -memory_info
+==24253== Parent PID: 24004
+==24253== 
+==24253== 
+==24253== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24253== Open file descriptor 12:
+==24253==    at 0x616907D: pipe (pipe.c:29)
+==24253==    by 0xAEA507D: ???
+==24253==    by 0x89BC4CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24253==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24253==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24253==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24253==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24253==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24253==    by 0x114FFB: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24253==    by 0x1106CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24253==    by 0x11308E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24253==    by 0x112F2E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24253==    by 0x1135C5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24253==    by 0x10EAF5: main (TestWarnings.cpp:19)
+==24253== 
+==24253== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24253==    at 0x616DA1C: __open_nocancel (open64_nocancel.c:39)
+==24253==    by 0x60F1BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24253==    by 0x5CB3822: ???
+==24253==    by 0x5CB396F: ???
+==24253==    by 0x8A616DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24253==    by 0x8A61938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24253==    by 0x8A17922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24253==    by 0x89BC2DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24253==    by 0x5DB6418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24253==    by 0x5D4FD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24253==    by 0x4A23D38: PetscInitialize (pinit.c:924)
+==24253==    by 0x48FA1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24253==    by 0x48FA227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24253==    by 0x114FFB: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==24253==    by 0x1106CD: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24253==    by 0x11308E: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24253==    by 0x112F2E: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24253==    by 0x1135C5: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24253==    by 0x10EAF5: main (TestWarnings.cpp:19)
+==24253== 
+==24253== Open file descriptor 116:
+==24253==    <inherited from parent>
+==24253== 
+==24253== Open file descriptor 113:
+==24253==    <inherited from parent>
+==24253== 
+==24253== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestWarnings_valgrind.txt
+==24253==    <inherited from parent>
+==24253== 
+==24253== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24253==    <inherited from parent>
+==24253== 
+==24253== 
+==24253== HEAP SUMMARY:
+==24253==     in use at exit: 617,842 bytes in 8,238 blocks
+==24253==   total heap usage: 45,667 allocs, 37,429 frees, 1,338,292,450 bytes allocated
+==24253== 
+==24253== LEAK SUMMARY:
+==24253==    definitely lost: 0 bytes in 0 blocks
+==24253==    indirectly lost: 0 bytes in 0 blocks
+==24253==      possibly lost: 0 bytes in 0 blocks
+==24253==    still reachable: 24 bytes in 2 blocks
+==24253==         suppressed: 617,818 bytes in 8,236 blocks
+==24253== Reachable blocks (those to which a pointer was found) are not shown.
+==24253== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24253== 
+==24253== For lists of detected and suppressed errors, rerun with: -s
+==24253== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 34)
diff --git a/log-files/2024-10-08_17-23-11/TestWntCellCycleOdeSystem_valgrind.txt b/log-files/2024-10-08_17-23-11/TestWntCellCycleOdeSystem_valgrind.txt
new file mode 100644
index 000000000..d63a2af60
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestWntCellCycleOdeSystem_valgrind.txt
@@ -0,0 +1,73 @@
+==40437== Memcheck, a memory error detector
+==40437== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40437== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40437== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestWntCellCycleOdeSystem -malloc_debug -malloc_dump -memory_info
+==40437== Parent PID: 24004
+==40437== 
+==40437== 
+==40437== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40437== Open file descriptor 12:
+==40437==    at 0x1085407D: pipe (pipe.c:29)
+==40437==    by 0x1B37507D: ???
+==40437==    by 0x155194CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40437==    by 0x104A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40437==    by 0x1043AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40437==    by 0xF131D38: PetscInitialize (pinit.c:924)
+==40437==    by 0xEFA31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40437==    by 0xEFA3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40437==    by 0x1264BD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40437==    by 0x1217C3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40437==    by 0x123E3A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40437==    by 0x123D36: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40437==    by 0x124349: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40437==    by 0x11FFC5: main (TestWntCellCycleOdeSystem.cpp:18)
+==40437== 
+==40437== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40437==    at 0x10858A1C: __open_nocancel (open64_nocancel.c:39)
+==40437==    by 0x107DCBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40437==    by 0xEFDE822: ???
+==40437==    by 0xEFDE96F: ???
+==40437==    by 0x155BE6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40437==    by 0x155BE938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40437==    by 0x15574922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40437==    by 0x155192DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40437==    by 0x104A1418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40437==    by 0x1043AD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40437==    by 0xF131D38: PetscInitialize (pinit.c:924)
+==40437==    by 0xEFA31D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40437==    by 0xEFA3227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40437==    by 0x1264BD: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40437==    by 0x1217C3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40437==    by 0x123E3A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40437==    by 0x123D36: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40437==    by 0x124349: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40437==    by 0x11FFC5: main (TestWntCellCycleOdeSystem.cpp:18)
+==40437== 
+==40437== Open file descriptor 116:
+==40437==    <inherited from parent>
+==40437== 
+==40437== Open file descriptor 113:
+==40437==    <inherited from parent>
+==40437== 
+==40437== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestWntCellCycleOdeSystem_valgrind.txt
+==40437==    <inherited from parent>
+==40437== 
+==40437== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40437==    <inherited from parent>
+==40437== 
+==40437== 
+==40437== HEAP SUMMARY:
+==40437==     in use at exit: 618,338 bytes in 8,238 blocks
+==40437==   total heap usage: 185,586 allocs, 177,348 frees, 1,419,924,745 bytes allocated
+==40437== 
+==40437== LEAK SUMMARY:
+==40437==    definitely lost: 0 bytes in 0 blocks
+==40437==    indirectly lost: 0 bytes in 0 blocks
+==40437==      possibly lost: 0 bytes in 0 blocks
+==40437==    still reachable: 24 bytes in 2 blocks
+==40437==         suppressed: 618,314 bytes in 8,236 blocks
+==40437== Reachable blocks (those to which a pointer was found) are not shown.
+==40437== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40437== 
+==40437== For lists of detected and suppressed errors, rerun with: -s
+==40437== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestWntConcentration_valgrind.txt b/log-files/2024-10-08_17-23-11/TestWntConcentration_valgrind.txt
new file mode 100644
index 000000000..d641638f0
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestWntConcentration_valgrind.txt
@@ -0,0 +1,73 @@
+==40297== Memcheck, a memory error detector
+==40297== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==40297== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==40297== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/crypt/test/TestWntConcentration -malloc_debug -malloc_dump -memory_info
+==40297== Parent PID: 24004
+==40297== 
+==40297== 
+==40297== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==40297== Open file descriptor 12:
+==40297==    at 0x126A107D: pipe (pipe.c:29)
+==40297==    by 0x1B37607D: ???
+==40297==    by 0x164F34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40297==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40297==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40297==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40297==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40297==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40297==    by 0x1449B9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40297==    by 0x13F409: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40297==    by 0x14221A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40297==    by 0x1420BA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40297==    by 0x142751: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40297==    by 0x13D825: main (TestWntConcentration.cpp:19)
+==40297== 
+==40297== Open file descriptor 8: /dev/shm/open_mpi.0000
+==40297==    at 0x126A5A1C: __open_nocancel (open64_nocancel.c:39)
+==40297==    by 0x12629BCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==40297==    by 0x109FF822: ???
+==40297==    by 0x109FF96F: ???
+==40297==    by 0x165986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40297==    by 0x16598938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40297==    by 0x1654E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==40297==    by 0x164F32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==40297==    by 0x11EC2418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40297==    by 0x11E5BD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==40297==    by 0x10B52D38: PetscInitialize (pinit.c:924)
+==40297==    by 0x109C41D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==40297==    by 0x109C4227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==40297==    by 0x1449B9: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==40297==    by 0x13F409: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==40297==    by 0x14221A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==40297==    by 0x1420BA: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==40297==    by 0x142751: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==40297==    by 0x13D825: main (TestWntConcentration.cpp:19)
+==40297== 
+==40297== Open file descriptor 116:
+==40297==    <inherited from parent>
+==40297== 
+==40297== Open file descriptor 113:
+==40297==    <inherited from parent>
+==40297== 
+==40297== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestWntConcentration_valgrind.txt
+==40297==    <inherited from parent>
+==40297== 
+==40297== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==40297==    <inherited from parent>
+==40297== 
+==40297== 
+==40297== HEAP SUMMARY:
+==40297==     in use at exit: 618,450 bytes in 8,240 blocks
+==40297==   total heap usage: 56,678 allocs, 48,438 frees, 1,340,182,969 bytes allocated
+==40297== 
+==40297== LEAK SUMMARY:
+==40297==    definitely lost: 0 bytes in 0 blocks
+==40297==    indirectly lost: 0 bytes in 0 blocks
+==40297==      possibly lost: 0 bytes in 0 blocks
+==40297==    still reachable: 136 bytes in 4 blocks
+==40297==         suppressed: 618,314 bytes in 8,236 blocks
+==40297== Reachable blocks (those to which a pointer was found) are not shown.
+==40297== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==40297== 
+==40297== For lists of detected and suppressed errors, rerun with: -s
+==40297== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 37)
diff --git a/log-files/2024-10-08_17-23-11/TestWritingPdeSolversTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestWritingPdeSolversTutorial_valgrind.txt
new file mode 100644
index 000000000..506b9057f
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestWritingPdeSolversTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==25140== Memcheck, a memory error detector
+==25140== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25140== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25140== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestWritingPdeSolversTutorial -malloc_debug -malloc_dump -memory_info
+==25140== Parent PID: 24004
+==25140== 
+==25140== 
+==25140== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25140== Open file descriptor 12:
+==25140==    at 0x856207D: pipe (pipe.c:29)
+==25140==    by 0x104DE07D: ???
+==25140==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25140==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25140==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25140==    by 0x6B27D38: PetscInitialize (pinit.c:924)
+==25140==    by 0x69FE1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25140==    by 0x69FE227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25140==    by 0x14C16C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25140==    by 0x147113: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25140==    by 0x149DC4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25140==    by 0x149CBF: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25140==    by 0x14A2D3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25140==    by 0x145915: main (TestWritingPdeSolversTutorial.cpp:18)
+==25140== 
+==25140== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25140==    at 0x8566A1C: __open_nocancel (open64_nocancel.c:39)
+==25140==    by 0x84EABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25140==    by 0x7DB7822: ???
+==25140==    by 0x7DB796F: ???
+==25140==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25140==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25140==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25140==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25140==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25140==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25140==    by 0x6B27D38: PetscInitialize (pinit.c:924)
+==25140==    by 0x69FE1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25140==    by 0x69FE227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25140==    by 0x14C16C: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25140==    by 0x147113: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25140==    by 0x149DC4: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25140==    by 0x149CBF: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25140==    by 0x14A2D3: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25140==    by 0x145915: main (TestWritingPdeSolversTutorial.cpp:18)
+==25140== 
+==25140== Open file descriptor 116:
+==25140==    <inherited from parent>
+==25140== 
+==25140== Open file descriptor 113:
+==25140==    <inherited from parent>
+==25140== 
+==25140== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestWritingPdeSolversTutorial_valgrind.txt
+==25140==    <inherited from parent>
+==25140== 
+==25140== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25140==    <inherited from parent>
+==25140== 
+==25140== 
+==25140== HEAP SUMMARY:
+==25140==     in use at exit: 618,665 bytes in 8,244 blocks
+==25140==   total heap usage: 1,131,261 allocs, 1,123,017 frees, 1,457,327,842 bytes allocated
+==25140== 
+==25140== LEAK SUMMARY:
+==25140==    definitely lost: 0 bytes in 0 blocks
+==25140==    indirectly lost: 0 bytes in 0 blocks
+==25140==      possibly lost: 0 bytes in 0 blocks
+==25140==    still reachable: 24 bytes in 2 blocks
+==25140==         suppressed: 618,641 bytes in 8,242 blocks
+==25140== Reachable blocks (those to which a pointer was found) are not shown.
+==25140== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25140== 
+==25140== For lists of detected and suppressed errors, rerun with: -s
+==25140== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 34 from 32)
diff --git a/log-files/2024-10-08_17-23-11/TestWritingPdeSolversTwoTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestWritingPdeSolversTwoTutorial_valgrind.txt
new file mode 100644
index 000000000..c105e7029
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestWritingPdeSolversTwoTutorial_valgrind.txt
@@ -0,0 +1,73 @@
+==25152== Memcheck, a memory error detector
+==25152== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==25152== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==25152== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/pde/test/TestWritingPdeSolversTwoTutorial -malloc_debug -malloc_dump -memory_info
+==25152== Parent PID: 24004
+==25152== 
+==25152== 
+==25152== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==25152== Open file descriptor 12:
+==25152==    at 0x856207D: pipe (pipe.c:29)
+==25152==    by 0x104DE07D: ???
+==25152==    by 0xC3754CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25152==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25152==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25152==    by 0x6B27D38: PetscInitialize (pinit.c:924)
+==25152==    by 0x69FE1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25152==    by 0x69FE227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25152==    by 0x13DDFA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25152==    by 0x138DF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25152==    by 0x13B99A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25152==    by 0x13B895: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25152==    by 0x13BEA9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25152==    by 0x1375F5: main (TestWritingPdeSolversTwoTutorial.cpp:18)
+==25152== 
+==25152== Open file descriptor 8: /dev/shm/open_mpi.0000
+==25152==    at 0x8566A1C: __open_nocancel (open64_nocancel.c:39)
+==25152==    by 0x84EABCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==25152==    by 0x7DB7822: ???
+==25152==    by 0x7DB796F: ???
+==25152==    by 0xC41A6DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25152==    by 0xC41A938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25152==    by 0xC3D0922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==25152==    by 0xC3752DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==25152==    by 0x8B54418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25152==    by 0x8AEDD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==25152==    by 0x6B27D38: PetscInitialize (pinit.c:924)
+==25152==    by 0x69FE1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==25152==    by 0x69FE227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==25152==    by 0x13DDFA: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==25152==    by 0x138DF3: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==25152==    by 0x13B99A: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==25152==    by 0x13B895: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==25152==    by 0x13BEA9: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==25152==    by 0x1375F5: main (TestWritingPdeSolversTwoTutorial.cpp:18)
+==25152== 
+==25152== Open file descriptor 116:
+==25152==    <inherited from parent>
+==25152== 
+==25152== Open file descriptor 113:
+==25152==    <inherited from parent>
+==25152== 
+==25152== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestWritingPdeSolversTwoTutorial_valgrind.txt
+==25152==    <inherited from parent>
+==25152== 
+==25152== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==25152==    <inherited from parent>
+==25152== 
+==25152== 
+==25152== HEAP SUMMARY:
+==25152==     in use at exit: 618,738 bytes in 8,248 blocks
+==25152==   total heap usage: 128,430 allocs, 120,182 frees, 1,367,378,811 bytes allocated
+==25152== 
+==25152== LEAK SUMMARY:
+==25152==    definitely lost: 0 bytes in 0 blocks
+==25152==    indirectly lost: 0 bytes in 0 blocks
+==25152==      possibly lost: 0 bytes in 0 blocks
+==25152==    still reachable: 24 bytes in 2 blocks
+==25152==         suppressed: 618,714 bytes in 8,246 blocks
+==25152== Reachable blocks (those to which a pointer was found) are not shown.
+==25152== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==25152== 
+==25152== For lists of detected and suppressed errors, rerun with: -s
+==25152== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 37 from 35)
diff --git a/log-files/2024-10-08_17-23-11/TestWritingTestsTutorial_valgrind.txt b/log-files/2024-10-08_17-23-11/TestWritingTestsTutorial_valgrind.txt
new file mode 100644
index 000000000..6a8249527
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestWritingTestsTutorial_valgrind.txt
@@ -0,0 +1,36 @@
+==24254== Memcheck, a memory error detector
+==24254== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24254== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24254== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/global/test/TestWritingTestsTutorial -malloc_debug -malloc_dump -memory_info
+==24254== Parent PID: 24004
+==24254== 
+==24254== 
+==24254== FILE DESCRIPTORS: 7 open (3 std) at exit.
+==24254== Open file descriptor 116:
+==24254==    <inherited from parent>
+==24254== 
+==24254== Open file descriptor 113:
+==24254==    <inherited from parent>
+==24254== 
+==24254== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestWritingTestsTutorial_valgrind.txt
+==24254==    <inherited from parent>
+==24254== 
+==24254== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24254==    <inherited from parent>
+==24254== 
+==24254== 
+==24254== HEAP SUMMARY:
+==24254==     in use at exit: 24 bytes in 2 blocks
+==24254==   total heap usage: 3,071 allocs, 3,069 frees, 350,873 bytes allocated
+==24254== 
+==24254== LEAK SUMMARY:
+==24254==    definitely lost: 0 bytes in 0 blocks
+==24254==    indirectly lost: 0 bytes in 0 blocks
+==24254==      possibly lost: 0 bytes in 0 blocks
+==24254==    still reachable: 24 bytes in 2 blocks
+==24254==         suppressed: 0 bytes in 0 blocks
+==24254== Reachable blocks (those to which a pointer was found) are not shown.
+==24254== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24254== 
+==24254== For lists of detected and suppressed errors, rerun with: -s
+==24254== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/log-files/2024-10-08_17-23-11/TestXmlMeshWriters_valgrind.txt b/log-files/2024-10-08_17-23-11/TestXmlMeshWriters_valgrind.txt
new file mode 100644
index 000000000..b90b27233
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/TestXmlMeshWriters_valgrind.txt
@@ -0,0 +1,73 @@
+==24828== Memcheck, a memory error detector
+==24828== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==24828== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==24828== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/mesh/test/TestXmlMeshWriters -malloc_debug -malloc_dump -memory_info
+==24828== Parent PID: 24004
+==24828== 
+==24828== 
+==24828== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==24828== Open file descriptor 12:
+==24828==    at 0x709707D: pipe (pipe.c:29)
+==24828==    by 0x100CD07D: ???
+==24828==    by 0xBCF34CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24828==    by 0x86E3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24828==    by 0x867CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24828==    by 0x7373D38: PetscInitialize (pinit.c:924)
+==24828==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24828==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24828==    by 0x141D14: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24828==    by 0x13CC4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24828==    by 0x13FA20: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24828==    by 0x13F8C0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24828==    by 0x13FF57: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24828==    by 0x13B075: main (TestXmlMeshWriters.cpp:19)
+==24828== 
+==24828== Open file descriptor 8: /dev/shm/open_mpi.0000
+==24828==    at 0x709BA1C: __open_nocancel (open64_nocancel.c:39)
+==24828==    by 0x701FBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==24828==    by 0x6598822: ???
+==24828==    by 0x659896F: ???
+==24828==    by 0xBD986DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24828==    by 0xBD98938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24828==    by 0xBD4E922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==24828==    by 0xBCF32DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==24828==    by 0x86E3418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24828==    by 0x867CD7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==24828==    by 0x7373D38: PetscInitialize (pinit.c:924)
+==24828==    by 0x655D1D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==24828==    by 0x655D227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==24828==    by 0x141D14: PetscSetup::setUpWorld() (PetscSetupAndFinalize.hpp:61)
+==24828==    by 0x13CC4D: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==24828==    by 0x13FA20: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==24828==    by 0x13F8C0: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==24828==    by 0x13FF57: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==24828==    by 0x13B075: main (TestXmlMeshWriters.cpp:19)
+==24828== 
+==24828== Open file descriptor 116:
+==24828==    <inherited from parent>
+==24828== 
+==24828== Open file descriptor 113:
+==24828==    <inherited from parent>
+==24828== 
+==24828== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/TestXmlMeshWriters_valgrind.txt
+==24828==    <inherited from parent>
+==24828== 
+==24828== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==24828==    <inherited from parent>
+==24828== 
+==24828== 
+==24828== HEAP SUMMARY:
+==24828==     in use at exit: 618,226 bytes in 8,238 blocks
+==24828==   total heap usage: 457,864 allocs, 449,626 frees, 1,403,083,942 bytes allocated
+==24828== 
+==24828== LEAK SUMMARY:
+==24828==    definitely lost: 0 bytes in 0 blocks
+==24828==    indirectly lost: 0 bytes in 0 blocks
+==24828==      possibly lost: 0 bytes in 0 blocks
+==24828==    still reachable: 24 bytes in 2 blocks
+==24828==         suppressed: 618,202 bytes in 8,236 blocks
+==24828== Reachable blocks (those to which a pointer was found) are not shown.
+==24828== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==24828== 
+==24828== For lists of detected and suppressed errors, rerun with: -s
+==24828== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 67 from 35)
diff --git a/log-files/2024-10-08_17-23-11/Test_valgrind.txt b/log-files/2024-10-08_17-23-11/Test_valgrind.txt
new file mode 100644
index 000000000..538bd9b83
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/Test_valgrind.txt
@@ -0,0 +1,73 @@
+==42646== Memcheck, a memory error detector
+==42646== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
+==42646== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
+==42646== Command: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/heart/test/TestCodegen -malloc_debug -malloc_dump -memory_info
+==42646== Parent PID: 24004
+==42646== 
+==42646== 
+==42646== FILE DESCRIPTORS: 9 open (3 std) at exit.
+==42646== Open file descriptor 12:
+==42646==    at 0x9E0407D: pipe (pipe.c:29)
+==42646==    by 0x1432F07D: ???
+==42646==    by 0xEE294CB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42646==    by 0x9950418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42646==    by 0x98E9D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42646==    by 0x85E0D38: PetscInitialize (pinit.c:924)
+==42646==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42646==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42646==    by 0x135779: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==42646==    by 0x12FB0B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42646==    by 0x132D44: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42646==    by 0x132BE4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42646==    by 0x13327B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42646==    by 0x12ADA5: main (Test.cpp:19)
+==42646== 
+==42646== Open file descriptor 8: /dev/shm/open_mpi.0000
+==42646==    at 0x9E08A1C: __open_nocancel (open64_nocancel.c:39)
+==42646==    by 0x9D8CBCF: shm_open@@GLIBC_2.34 (shm_open.c:40)
+==42646==    by 0x848D822: ???
+==42646==    by 0x848D96F: ???
+==42646==    by 0xEED06DC: ??? (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42646==    by 0xEED0938: opal_shmem_base_select (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42646==    by 0xEE86922: opal_init (in /usr/lib/x86_64-linux-gnu/libopen-pal.so.40.30.2)
+==42646==    by 0xEE292DB: orte_init (in /usr/lib/x86_64-linux-gnu/libopen-rte.so.40.30.2)
+==42646==    by 0x9950418: ompi_mpi_init (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42646==    by 0x98E9D7A: PMPI_Init_thread (in /usr/lib/x86_64-linux-gnu/libmpi.so.40.30.2)
+==42646==    by 0x85E0D38: PetscInitialize (pinit.c:924)
+==42646==    by 0x84521D9: PetscSetupUtils::InitialisePetsc() (PetscSetupUtils.cpp:80)
+==42646==    by 0x8452227: PetscSetupUtils::CommonSetup() (PetscSetupUtils.cpp:88)
+==42646==    by 0x135779: PetscSetup::setUpWorld() (FakePetscSetup.hpp:70)
+==42646==    by 0x12FB0B: CxxTest::RealWorldDescription::setUp() (RealDescriptions.cpp:266)
+==42646==    by 0x132D44: CxxTest::TestRunner::runWorld() (TestRunner.h:43)
+==42646==    by 0x132BE4: CxxTest::TestRunner::runAllTests(CxxTest::TestListener&) (TestRunner.h:23)
+==42646==    by 0x13327B: CxxTest::ErrorFormatter::run() (ErrorFormatter.h:47)
+==42646==    by 0x12ADA5: main (Test.cpp:19)
+==42646== 
+==42646== Open file descriptor 116:
+==42646==    <inherited from parent>
+==42646== 
+==42646== Open file descriptor 113:
+==42646==    <inherited from parent>
+==42646== 
+==42646== Open file descriptor 4: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/memtest/Test_valgrind.txt
+==42646==    <inherited from parent>
+==42646== 
+==42646== Open file descriptor 3: /home/runner/work/Chaste/Chaste/Chaste/chaste-build-dir/Testing/Temporary/LastTest.log.tmp
+==42646==    <inherited from parent>
+==42646== 
+==42646== 
+==42646== HEAP SUMMARY:
+==42646==     in use at exit: 623,608 bytes in 8,246 blocks
+==42646==   total heap usage: 941,056 allocs, 932,810 frees, 2,144,096,620 bytes allocated
+==42646== 
+==42646== LEAK SUMMARY:
+==42646==    definitely lost: 0 bytes in 0 blocks
+==42646==    indirectly lost: 0 bytes in 0 blocks
+==42646==      possibly lost: 0 bytes in 0 blocks
+==42646==    still reachable: 5,367 bytes in 14 blocks
+==42646==         suppressed: 618,241 bytes in 8,232 blocks
+==42646== Reachable blocks (those to which a pointer was found) are not shown.
+==42646== To see them, rerun with: --leak-check=full --show-leak-kinds=all
+==42646== 
+==42646== For lists of detected and suppressed errors, rerun with: -s
+==42646== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 33 from 33)
diff --git a/log-files/2024-10-08_17-23-11/index.html b/log-files/2024-10-08_17-23-11/index.html
new file mode 100644
index 000000000..df39752d2
--- /dev/null
+++ b/log-files/2024-10-08_17-23-11/index.html
@@ -0,0 +1,425 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+  <style>
+    .test-green {
+      color: green;
+    }
+    .test-orange {
+      color: orange;
+    }
+    .test-red {
+      color: red;
+    }
+  </style>
+  <title>Chaste valgrind memtest output</title>
+</head>
+<body>
+  <h2>Memtest output for commit <a href="https://github.com/Chaste/Chaste/commit/96a082908158042ea1e826f120fadc3fc3679a4e">96a082908158042ea1e826f120fadc3fc3679a4e</a> on branch 327-support-petsc-322</h2>
+  <br>
+  <p><strong>Summary of 398 tests:</strong></p>
+  <p class="test-green"><strong>green: 398</strong></p>
+  <p class="test-orange"><strong>orange: 0</strong></p>
+  <p class="test-red"><strong>red: 0</strong></p>
+  <br>
+  <p class="test-green">Test1D3DLinearEllipticSolver: No leaks found <a href="Test1D3DLinearEllipticSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">Test1dMonodomainShannonCvodeBenchmarks: No leaks found <a href="Test1dMonodomainShannonCvodeBenchmarks_valgrind.txt">(test output)</a></p>
+  <p class="test-green">Test2dVertexBasedSimulationWithSrnModels: No leaks found <a href="Test2dVertexBasedSimulationWithSrnModels_valgrind.txt">(test output)</a></p>
+  <p class="test-green">Test: No leaks found <a href="Test_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAbstractAnalyticJacobian: No leaks found <a href="TestAbstractAnalyticJacobian_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAbstractContinuumMechanicsAssembler: No leaks found <a href="TestAbstractContinuumMechanicsAssembler_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAbstractContractionCellFactory: No leaks found <a href="TestAbstractContractionCellFactory_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAbstractCvodeSystem: No leaks found <a href="TestAbstractCvodeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAbstractFeCableIntegralAssembler: No leaks found <a href="TestAbstractFeCableIntegralAssembler_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAbstractFeSurfaceIntegralAssembler: No leaks found <a href="TestAbstractFeSurfaceIntegralAssembler_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAbstractFeVolumeIntegralAssembler: No leaks found <a href="TestAbstractFeVolumeIntegralAssembler_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAbstractFunctionalCalculator: No leaks found <a href="TestAbstractFunctionalCalculator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAbstractIvpOdeSolver: No leaks found <a href="TestAbstractIvpOdeSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAbstractOdeSystem: No leaks found <a href="TestAbstractOdeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAbstractPurkinjeCellFactory: No leaks found <a href="TestAbstractPurkinjeCellFactory_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAcinarUnitModels: No leaks found <a href="TestAcinarUnitModels_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAirwayBranch: No leaks found <a href="TestAirwayBranch_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAirwayGeneration: No leaks found <a href="TestAirwayGeneration_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAirwayGenerator: No leaks found <a href="TestAirwayGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAirwayPropertiesCalculator: No leaks found <a href="TestAirwayPropertiesCalculator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAirwayRemesher: No leaks found <a href="TestAirwayRemesher_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAirwayTreeWalker: No leaks found <a href="TestAirwayTreeWalker_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAirwayWallModels: No leaks found <a href="TestAirwayWallModels_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestAlarcon2004OxygenBasedCellCycleOdeSystem: No leaks found <a href="TestAlarcon2004OxygenBasedCellCycleOdeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestArchiveCell: No leaks found <a href="TestArchiveCell_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestArchiveFormat: No leaks found <a href="TestArchiveFormat_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestArchiving: No leaks found <a href="TestArchiving_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestArchivingExtendedBidomain: No leaks found <a href="TestArchivingExtendedBidomain_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestArchivingHelperClasses: No leaks found <a href="TestArchivingHelperClasses_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestBackwardEulerIvpOdeSolver: No leaks found <a href="TestBackwardEulerIvpOdeSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestBenchmarkPreconditionersForMeshIndependence: No leaks found <a href="TestBenchmarkPreconditionersForMeshIndependence_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestBidomainDistributedMesh: No leaks found <a href="TestBidomainDistributedMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestBidomainProblem: No leaks found <a href="TestBidomainProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestBidomainTissue: No leaks found <a href="TestBidomainTissue_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestBidomainWithBathProblem: No leaks found <a href="TestBidomainWithBathProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestBidomainWithSvi: No leaks found <a href="TestBidomainWithSvi_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestBoundaryConditionsContainer: No leaks found <a href="TestBoundaryConditionsContainer_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestBuskeForces: No leaks found <a href="TestBuskeForces_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCaBasedCellPopulation: No leaks found <a href="TestCaBasedCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCaBasedDivisionRules: No leaks found <a href="TestCaBasedDivisionRules_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCaUpdateRules: No leaks found <a href="TestCaUpdateRules_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCableTestProblem: No leaks found <a href="TestCableTestProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCardiacElectroMechanicsFurtherFunctionality: No leaks found <a href="TestCardiacElectroMechanicsFurtherFunctionality_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCardiacElectroMechanicsProblem: No leaks found <a href="TestCardiacElectroMechanicsProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCardiacSimulation: No leaks found <a href="TestCardiacSimulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCardiacSimulationArchiver: No leaks found <a href="TestCardiacSimulationArchiver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCell: No leaks found <a href="TestCell_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellBasedCellProperties: No leaks found <a href="TestCellBasedCellProperties_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellBasedEllipticPdeSolver: No leaks found <a href="TestCellBasedEllipticPdeSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellBasedEllipticPdes: No leaks found <a href="TestCellBasedEllipticPdes_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellBasedEventHandler: No leaks found <a href="TestCellBasedEventHandler_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellBasedParabolicPdes: No leaks found <a href="TestCellBasedParabolicPdes_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellBetaCateninWriter: No leaks found <a href="TestCellBetaCateninWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellCycleModelOdeSolver: No leaks found <a href="TestCellCycleModelOdeSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellDataMaps: No leaks found <a href="TestCellDataMaps_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellForCrypt: No leaks found <a href="TestCellForCrypt_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellKillers: No leaks found <a href="TestCellKillers_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellMutationStates: No leaks found <a href="TestCellMutationStates_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellPopulationBoundaryConditions: No leaks found <a href="TestCellPopulationBoundaryConditions_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellPopulationCountWriters: No leaks found <a href="TestCellPopulationCountWriters_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellPopulationEventWriters: No leaks found <a href="TestCellPopulationEventWriters_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellPopulationWriters: No leaks found <a href="TestCellPopulationWriters_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellProliferativeTypes: No leaks found <a href="TestCellProliferativeTypes_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellProperties: No leaks found <a href="TestCellProperties_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellPropertyCollection: No leaks found <a href="TestCellPropertyCollection_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellPropertyRegistry: No leaks found <a href="TestCellPropertyRegistry_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellSrn: No leaks found <a href="TestCellSrn_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellWriters: No leaks found <a href="TestCellWriters_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellsGenerator: No leaks found <a href="TestCellsGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCellwiseDataGradient: No leaks found <a href="TestCellwiseDataGradient_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCentreBasedDivisionRules: No leaks found <a href="TestCentreBasedDivisionRules_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestChasteBuildInfo: No leaks found <a href="TestChasteBuildInfo_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestChastePoint: No leaks found <a href="TestChastePoint_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestChasteRegions: No leaks found <a href="TestChasteRegions_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestChebyshevIteration: No leaks found <a href="TestChebyshevIteration_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCheckpointing: No leaks found <a href="TestCheckpointing_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCitations: No leaks found <a href="TestCitations_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCodegenPresent: No leaks found <a href="TestCodegenPresent_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestColumnDataReaderWriter: No leaks found <a href="TestColumnDataReaderWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCombinedOdeSystem: No leaks found <a href="TestCombinedOdeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCommandLineArguments: No leaks found <a href="TestCommandLineArguments_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCommandLineArgumentsTutorial: No leaks found <a href="TestCommandLineArgumentsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCompressibleNonlinearElasticitySolver: No leaks found <a href="TestCompressibleNonlinearElasticitySolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestConductivityTensors: No leaks found <a href="TestConductivityTensors_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestConstBoundaryCondition: No leaks found <a href="TestConstBoundaryCondition_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestContinuumMechanicsNeumannBcsAssembler: No leaks found <a href="TestContinuumMechanicsNeumannBcsAssembler_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestContractionModels: No leaks found <a href="TestContractionModels_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestConvergenceTester: No leaks found <a href="TestConvergenceTester_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCoupledCableTestProblem: No leaks found <a href="TestCoupledCableTestProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCreatingAndUsingANewCellBasedSimulationModifierTutorial: No leaks found <a href="TestCreatingAndUsingANewCellBasedSimulationModifierTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCreatingAndUsingANewCellCycleModelTutorial: No leaks found <a href="TestCreatingAndUsingANewCellCycleModelTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCreatingAndUsingANewCellKillerTutorial: No leaks found <a href="TestCreatingAndUsingANewCellKillerTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCreatingAndUsingANewCellMutationStateTutorial: No leaks found <a href="TestCreatingAndUsingANewCellMutationStateTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCreatingAndUsingANewCellPopulationBoundaryConditionTutorial: No leaks found <a href="TestCreatingAndUsingANewCellPopulationBoundaryConditionTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCreatingAndUsingANewCellPropertyTutorial: No leaks found <a href="TestCreatingAndUsingANewCellPropertyTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCreatingAndUsingANewForceTutorial: No leaks found <a href="TestCreatingAndUsingANewForceTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCreatingAndUsingANewSrnModelTutorial: No leaks found <a href="TestCreatingAndUsingANewSrnModelTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCreatingAndUsingNewCellBasedWritersTutorial: No leaks found <a href="TestCreatingAndUsingNewCellBasedWritersTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCryptCellsGenerator: No leaks found <a href="TestCryptCellsGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCryptDivisionRules: No leaks found <a href="TestCryptDivisionRules_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCryptProjectionForce: No leaks found <a href="TestCryptProjectionForce_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCryptProjectionStatistics: No leaks found <a href="TestCryptProjectionStatistics_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCryptSimulation1d: No leaks found <a href="TestCryptSimulation1d_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCryptSimulation2dWithMeshBasedCellPopulation: No leaks found <a href="TestCryptSimulation2dWithMeshBasedCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCryptSimulation2dWithVertexBasedCellPopulation: No leaks found <a href="TestCryptSimulation2dWithVertexBasedCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCryptSimulationBoundaryCondition: No leaks found <a href="TestCryptSimulationBoundaryCondition_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCryptStatistics: No leaks found <a href="TestCryptStatistics_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCvodeAdaptor: No leaks found <a href="TestCvodeAdaptor_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCvodeCells: No leaks found <a href="TestCvodeCells_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCvodeCellsWithDataClamp: No leaks found <a href="TestCvodeCellsWithDataClamp_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCvodeWithJacobian: No leaks found <a href="TestCvodeWithJacobian_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCwd: No leaks found <a href="TestCwd_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCylindrical2dMesh: No leaks found <a href="TestCylindrical2dMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCylindrical2dNodesOnlyMesh: No leaks found <a href="TestCylindrical2dNodesOnlyMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCylindrical2dVertexMesh: No leaks found <a href="TestCylindrical2dVertexMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCylindricalHoneycombMeshGenerator: No leaks found <a href="TestCylindricalHoneycombMeshGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestCylindricalHoneycombVertexMeshGenerator: No leaks found <a href="TestCylindricalHoneycombVertexMeshGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDebug: No leaks found <a href="TestDebug_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDeltaNotchModifier: No leaks found <a href="TestDeltaNotchModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDeltaNotchOdeSystem: No leaks found <a href="TestDeltaNotchOdeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDiscreteSystemForceCalculator: No leaks found <a href="TestDiscreteSystemForceCalculator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDistanceMapCalculator: No leaks found <a href="TestDistanceMapCalculator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDistributedBoxCollection: No leaks found <a href="TestDistributedBoxCollection_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDistributedQuadraticMesh: No leaks found <a href="TestDistributedQuadraticMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDistributedTetrahedralMesh: No leaks found <a href="TestDistributedTetrahedralMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDistributedVector: No leaks found <a href="TestDistributedVector_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDivisionBiasTrackingModifier: No leaks found <a href="TestDivisionBiasTrackingModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDynamicVentilation: No leaks found <a href="TestDynamicVentilation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestDynamicallyLoadedCellModels: No leaks found <a href="TestDynamicallyLoadedCellModels_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestEdge: No leaks found <a href="TestEdge_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestEdgeInteriorSrn: No leaks found <a href="TestEdgeInteriorSrn_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestElectroMechanicsExactSolution: No leaks found <a href="TestElectroMechanicsExactSolution_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestElectroMechanicsProblemDefinition: No leaks found <a href="TestElectroMechanicsProblemDefinition_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestElectrodes: No leaks found <a href="TestElectrodes_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestElement: No leaks found <a href="TestElement_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestElementAttributes: No leaks found <a href="TestElementAttributes_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestEllipticBoxDomainPdeModifier: No leaks found <a href="TestEllipticBoxDomainPdeModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestEllipticGrowingDomainPdeModifier: No leaks found <a href="TestEllipticGrowingDomainPdeModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestException: No leaks found <a href="TestException_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestExecutableSupport: No leaks found <a href="TestExecutableSupport_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestExplicitCardiacMechanicsSolver: No leaks found <a href="TestExplicitCardiacMechanicsSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestExtendedBidomainProblem: No leaks found <a href="TestExtendedBidomainProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestExtendedBidomainTissue: No leaks found <a href="TestExtendedBidomainTissue_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestExtendedVsBidomainProblem: No leaks found <a href="TestExtendedVsBidomainProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestExtrinsicPullModifier: No leaks found <a href="TestExtrinsicPullModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestFemlabMeshReader: No leaks found <a href="TestFemlabMeshReader_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestFibreReader: No leaks found <a href="TestFibreReader_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestFibreReaderAbilityExtendedBidomainProblem: No leaks found <a href="TestFibreReaderAbilityExtendedBidomainProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestFibreWriter: No leaks found <a href="TestFibreWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestFileComparison: No leaks found <a href="TestFileComparison_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestFileFinder: No leaks found <a href="TestFileFinder_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestFineCoarseMeshPair: No leaks found <a href="TestFineCoarseMeshPair_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestFloatingPointDivisionByZero: No leaks found <a href="TestFloatingPointDivisionByZero_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestFloatingPointDivisionByZeroPetsc: No leaks found <a href="TestFloatingPointDivisionByZeroPetsc_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestFluidSource: No leaks found <a href="TestFluidSource_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestForces: No leaks found <a href="TestForces_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestFourthOrderTensor: No leaks found <a href="TestFourthOrderTensor_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestGIModifiedModels: No leaks found <a href="TestGIModifiedModels_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestGRL1IvpOdeSolver: No leaks found <a href="TestGRL1IvpOdeSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestGRL2IvpOdeSolver: No leaks found <a href="TestGRL2IvpOdeSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestGaussianQuadratureRule: No leaks found <a href="TestGaussianQuadratureRule_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestGeneralizedRushLarsen: No leaks found <a href="TestGeneralizedRushLarsen_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestGenericEventHandler: No leaks found <a href="TestGenericEventHandler_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestGmshMeshReader: No leaks found <a href="TestGmshMeshReader_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestGoldbeter1991OdeSystem: No leaks found <a href="TestGoldbeter1991OdeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHdf5Converters: No leaks found <a href="TestHdf5Converters_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHdf5DataReader: No leaks found <a href="TestHdf5DataReader_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHdf5DataWriter: No leaks found <a href="TestHdf5DataWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHdf5ToVisualizerConverters: No leaks found <a href="TestHdf5ToVisualizerConverters_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHeartConfig: No leaks found <a href="TestHeartConfig_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHeartEventHandler: No leaks found <a href="TestHeartEventHandler_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHeartFileFinder: No leaks found <a href="TestHeartFileFinder_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHeartGeometryInformation: No leaks found <a href="TestHeartGeometryInformation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHeartRegionCodes: No leaks found <a href="TestHeartRegionCodes_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHelloWorld: No leaks found <a href="TestHelloWorld_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHeterogeneousConductivities: No leaks found <a href="TestHeterogeneousConductivities_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHeun2IvpOdeSolver: No leaks found <a href="TestHeun2IvpOdeSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHodgkinHuxleySquidAxon1952OriginalOdeSystem: No leaks found <a href="TestHodgkinHuxleySquidAxon1952OriginalOdeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHoneycombMeshGenerator: No leaks found <a href="TestHoneycombMeshGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestHoneycombVertexMeshGenerator: No leaks found <a href="TestHoneycombVertexMeshGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundary2dArrays: No leaks found <a href="TestImmersedBoundary2dArrays_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundaryCellPopulation: No leaks found <a href="TestImmersedBoundaryCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundaryDivisionRules: No leaks found <a href="TestImmersedBoundaryDivisionRules_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundaryElement: No leaks found <a href="TestImmersedBoundaryElement_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundaryFftInterface: No leaks found <a href="TestImmersedBoundaryFftInterface_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundaryForces: No leaks found <a href="TestImmersedBoundaryForces_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundaryHoneycombMeshGenerator: No leaks found <a href="TestImmersedBoundaryHoneycombMeshGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundaryMesh: No leaks found <a href="TestImmersedBoundaryMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundaryMeshReader: No leaks found <a href="TestImmersedBoundaryMeshReader_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundaryMeshWriter: No leaks found <a href="TestImmersedBoundaryMeshWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundaryPalisadeMeshGenerator: No leaks found <a href="TestImmersedBoundaryPalisadeMeshGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundarySimulationModifier: No leaks found <a href="TestImmersedBoundarySimulationModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImmersedBoundarySvgWriter: No leaks found <a href="TestImmersedBoundarySvgWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImpedancePostProcessor: No leaks found <a href="TestImpedancePostProcessor_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestImplicitCardiacMechanicsSolver: No leaks found <a href="TestImplicitCardiacMechanicsSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestIncompressibleNonlinearElasticitySolver: No leaks found <a href="TestIncompressibleNonlinearElasticitySolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestIonicModels: No leaks found <a href="TestIonicModels_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestIonicModelsWithSacs: No leaks found <a href="TestIonicModelsWithSacs_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestLinearBasisFunction: No leaks found <a href="TestLinearBasisFunction_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestLinearParabolicPdeSystemForCoupledOdeSystem: No leaks found <a href="TestLinearParabolicPdeSystemForCoupledOdeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestLinearParabolicPdeSystemWithCoupledOdeSystemSolver: No leaks found <a href="TestLinearParabolicPdeSystemWithCoupledOdeSystemSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestLinearSpringWithVariableSpringConstantsForce: No leaks found <a href="TestLinearSpringWithVariableSpringConstantsForce_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestLinearSystem: No leaks found <a href="TestLinearSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestLobePropertiesCalculator: No leaks found <a href="TestLobePropertiesCalculator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestLogFile: No leaks found <a href="TestLogFile_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMajorAirwaysCentreLinesCleaner: No leaks found <a href="TestMajorAirwaysCentreLinesCleaner_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMaterialLaws: No leaks found <a href="TestMaterialLaws_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMathsCustomFunctions: No leaks found <a href="TestMathsCustomFunctions_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMatrixVentilationProblem: No leaks found <a href="TestMatrixVentilationProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMemfemMeshReader: No leaks found <a href="TestMemfemMeshReader_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMeshBasedCellPopulation: No leaks found <a href="TestMeshBasedCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMeshBasedCellPopulationWithGhostNodes: No leaks found <a href="TestMeshBasedCellPopulationWithGhostNodes_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMeshUtilityFunctions: No leaks found <a href="TestMeshUtilityFunctions_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMeshWriters: No leaks found <a href="TestMeshWriters_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMirams2010WntOdeSystem: No leaks found <a href="TestMirams2010WntOdeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMixedDimensionMesh: No leaks found <a href="TestMixedDimensionMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMockEulerIvpOdeSolver: No leaks found <a href="TestMockEulerIvpOdeSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestModernCppFeatures: No leaks found <a href="TestModernCppFeatures_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestModifiers: No leaks found <a href="TestModifiers_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMonodomainConductionVelocity: No leaks found <a href="TestMonodomainConductionVelocity_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMonodomainFitzHughNagumo: No leaks found <a href="TestMonodomainFitzHughNagumo_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMonodomainMassLumping: No leaks found <a href="TestMonodomainMassLumping_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMonodomainProblem: No leaks found <a href="TestMonodomainProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMonodomainPurkinjeAssemblersAndSolver: No leaks found <a href="TestMonodomainPurkinjeAssemblersAndSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMonodomainPurkinjeProblem: No leaks found <a href="TestMonodomainPurkinjeProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMonodomainStiffnessMatrixAssembler: No leaks found <a href="TestMonodomainStiffnessMatrixAssembler_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMonodomainTissue: No leaks found <a href="TestMonodomainTissue_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMonodomainWithSvi: No leaks found <a href="TestMonodomainWithSvi_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMonodomainWithTimeAdaptivity: No leaks found <a href="TestMonodomainWithTimeAdaptivity_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMoreMechanics: No leaks found <a href="TestMoreMechanics_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMultiLobeAirwayGenerator: No leaks found <a href="TestMultiLobeAirwayGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMutableMesh: No leaks found <a href="TestMutableMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMutableMeshRemesh: No leaks found <a href="TestMutableMeshRemesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMutableVertexMesh: No leaks found <a href="TestMutableVertexMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMutableVertexMeshOperationsWithPopulationSrn: No leaks found <a href="TestMutableVertexMeshOperationsWithPopulationSrn_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMutableVertexMeshReMesh: No leaks found <a href="TestMutableVertexMeshReMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestMutableVertexMeshRosetteMethods: No leaks found <a href="TestMutableVertexMeshRosetteMethods_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNeumannStimulus: No leaks found <a href="TestNeumannStimulus_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNhsModelWithBackwardSolver: No leaks found <a href="TestNhsModelWithBackwardSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNode: No leaks found <a href="TestNode_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNodeAttributes: No leaks found <a href="TestNodeAttributes_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNodeBasedCellPopulation: No leaks found <a href="TestNodeBasedCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNodeBasedCellPopulationParallelMethods: No leaks found <a href="TestNodeBasedCellPopulationParallelMethods_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNodeBasedCellPopulationWithBuskeUpdate: No leaks found <a href="TestNodeBasedCellPopulationWithBuskeUpdate_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNodeBasedCellPopulationWithParticles: No leaks found <a href="TestNodeBasedCellPopulationWithParticles_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNodesOnlyMesh: No leaks found <a href="TestNodesOnlyMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNonCachedTetrahedralMesh: No leaks found <a href="TestNonCachedTetrahedralMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNonlinearElasticityTools: No leaks found <a href="TestNonlinearElasticityTools_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNonlinearSolvers: No leaks found <a href="TestNonlinearSolvers_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNormallyDistributedTargetAreaModifier: No leaks found <a href="TestNormallyDistributedTargetAreaModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNumericFileComparison: No leaks found <a href="TestNumericFileComparison_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestNumericalMethods: No leaks found <a href="TestNumericalMethods_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestObjectCommunicator: No leaks found <a href="TestObjectCommunicator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestObsoleteBoxCollection: No leaks found <a href="TestObsoleteBoxCollection_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOdeBasedCellCycleModels: No leaks found <a href="TestOdeBasedCellCycleModels_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOdeBasedCellCycleModelsForCrypt: No leaks found <a href="TestOdeBasedCellCycleModelsForCrypt_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOdeBasedSrnModels: No leaks found <a href="TestOdeBasedSrnModels_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOdeLinearSystemSolver: No leaks found <a href="TestOdeLinearSystemSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOffLatticeCryptProjectionSimulation: No leaks found <a href="TestOffLatticeCryptProjectionSimulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOffLatticeRandomFieldGenerator: No leaks found <a href="TestOffLatticeRandomFieldGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOffLatticeSimulation3d: No leaks found <a href="TestOffLatticeSimulation3d_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOffLatticeSimulation: No leaks found <a href="TestOffLatticeSimulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOffLatticeSimulationWithBuskeForces: No leaks found <a href="TestOffLatticeSimulationWithBuskeForces_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOffLatticeSimulationWithNodeBasedCellPopulation: No leaks found <a href="TestOffLatticeSimulationWithNodeBasedCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOffLatticeSimulationWithNodeBasedCellPopulationIn3d: No leaks found <a href="TestOffLatticeSimulationWithNodeBasedCellPopulationIn3d_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOffLatticeSimulationWithPdes: No leaks found <a href="TestOffLatticeSimulationWithPdes_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOffLatticeSimulationWithVertexBasedCellPopulation: No leaks found <a href="TestOffLatticeSimulationWithVertexBasedCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOnLatticeSimulationWithCaBasedCellPopulation: No leaks found <a href="TestOnLatticeSimulationWithCaBasedCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOnLatticeSimulationWithPdes: No leaks found <a href="TestOnLatticeSimulationWithPdes_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOnLatticeSimulationWithPottsBasedCellPopulation: No leaks found <a href="TestOnLatticeSimulationWithPottsBasedCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOperatorSplittingMonodomainSolver: No leaks found <a href="TestOperatorSplittingMonodomainSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOutputDirectoryFifoQueue: No leaks found <a href="TestOutputDirectoryFifoQueue_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestOutputFileHandler: No leaks found <a href="TestOutputFileHandler_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPCBlockDiagonal: No leaks found <a href="TestPCBlockDiagonal_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPCLDUFactorisation: No leaks found <a href="TestPCLDUFactorisation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPCTwoLevelsBlockDiagonal: No leaks found <a href="TestPCTwoLevelsBlockDiagonal_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPapillaryFibreCalculator: No leaks found <a href="TestPapillaryFibreCalculator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestParabolicBoxDomainPdeModifier: No leaks found <a href="TestParabolicBoxDomainPdeModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestParabolicGrowingDomainPdeModifier: No leaks found <a href="TestParabolicGrowingDomainPdeModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestParallelCellsGenerator: No leaks found <a href="TestParallelCellsGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestParallelColumnDataReaderWriter: No leaks found <a href="TestParallelColumnDataReaderWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestParallelWriterPerformance: No leaks found <a href="TestParallelWriterPerformance_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPdeSimulationTime: No leaks found <a href="TestPdeSimulationTime_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPdeTestClasses: No leaks found <a href="TestPdeTestClasses_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPerElementWriter: No leaks found <a href="TestPerElementWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPeriodicNodeBasedCellPopulationParallelMethods: No leaks found <a href="TestPeriodicNodeBasedCellPopulationParallelMethods_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPeriodicNodesOnlyMesh: No leaks found <a href="TestPeriodicNodesOnlyMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPetscEvents: No leaks found <a href="TestPetscEvents_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPetscMatTools: No leaks found <a href="TestPetscMatTools_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPetscSetup: No leaks found <a href="TestPetscSetup_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPetscTools2: No leaks found <a href="TestPetscTools2_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPetscTools: No leaks found <a href="TestPetscTools_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPetscVecTools: No leaks found <a href="TestPetscVecTools_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPlaneStimulusCellFactory: No leaks found <a href="TestPlaneStimulusCellFactory_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPostProcessingWriter: No leaks found <a href="TestPostProcessingWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPottsBasedCellPopulation: No leaks found <a href="TestPottsBasedCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPottsBasedCryptSimulation: No leaks found <a href="TestPottsBasedCryptSimulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPottsElement: No leaks found <a href="TestPottsElement_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPottsMesh: No leaks found <a href="TestPottsMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPottsMeshGenerator: No leaks found <a href="TestPottsMeshGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPottsMeshReader: No leaks found <a href="TestPottsMeshReader_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPottsMeshWriter: No leaks found <a href="TestPottsMeshWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPottsUpdateRules: No leaks found <a href="TestPottsUpdateRules_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestProblemDefinitions: No leaks found <a href="TestProblemDefinitions_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestProgressReporter: No leaks found <a href="TestProgressReporter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPropagationPropertiesCalculator: No leaks found <a href="TestPropagationPropertiesCalculator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestPseudoEcgCalculator: No leaks found <a href="TestPseudoEcgCalculator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestQuadraticBasisFunction: No leaks found <a href="TestQuadraticBasisFunction_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestQuadraticMesh: No leaks found <a href="TestQuadraticMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestQuadraturePointsGroup: No leaks found <a href="TestQuadraturePointsGroup_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRKC21IvpOdeSolver: No leaks found <a href="TestRKC21IvpOdeSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRandomNumberGenerator: No leaks found <a href="TestRandomNumberGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestReplicatableVector: No leaks found <a href="TestReplicatableVector_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRepresentativeImmersedBoundarySimulations: No leaks found <a href="TestRepresentativeImmersedBoundarySimulations_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRestitutionStimuli: No leaks found <a href="TestRestitutionStimuli_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRungeKuttaFehlbergIvpOdeSolver: No leaks found <a href="TestRungeKuttaFehlbergIvpOdeSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningContactInhibitionSimulationsTutorial: No leaks found <a href="TestRunningContactInhibitionSimulationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningCryptSimulationsWithMutationsTutorial: No leaks found <a href="TestRunningCryptSimulationsWithMutationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningDeltaNotchSimulationsTutorial: No leaks found <a href="TestRunningDeltaNotchSimulationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningDifferentialAdhesionSimulationsTutorial: No leaks found <a href="TestRunningDifferentialAdhesionSimulationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningImmersedBoundarySimulationsTutorial: No leaks found <a href="TestRunningImmersedBoundarySimulationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningMeshBasedCryptSimulationsTutorial: No leaks found <a href="TestRunningMeshBasedCryptSimulationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningMeshBasedSimulationsTutorial: No leaks found <a href="TestRunningMeshBasedSimulationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningNodeBasedSimulationsTutorial: No leaks found <a href="TestRunningNodeBasedSimulationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningPottsBasedSimulationsTutorial: No leaks found <a href="TestRunningPottsBasedSimulationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningTumourSpheroidSimulationsTutorial: No leaks found <a href="TestRunningTumourSpheroidSimulationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningVertexBasedCryptSimulationsTutorial: No leaks found <a href="TestRunningVertexBasedCryptSimulationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRunningVertexBasedSimulationsTutorial: No leaks found <a href="TestRunningVertexBasedSimulationsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestRushLarsen: No leaks found <a href="TestRushLarsen_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestShovingCaBasedDivisionRules: No leaks found <a href="TestShovingCaBasedDivisionRules_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimpleCellCycleModels: No leaks found <a href="TestSimpleCellCycleModels_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimpleCellCycleModelsForCrypt: No leaks found <a href="TestSimpleCellCycleModelsForCrypt_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimpleDataWriter: No leaks found <a href="TestSimpleDataWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimpleImpedanceProblem: No leaks found <a href="TestSimpleImpedanceProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimpleLinearEllipticSolver: No leaks found <a href="TestSimpleLinearEllipticSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimpleLinearParabolicSolver: No leaks found <a href="TestSimpleLinearParabolicSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimpleNonlinearEllipticSolver: No leaks found <a href="TestSimpleNonlinearEllipticSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimpleTargetAreaModifier: No leaks found <a href="TestSimpleTargetAreaModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimulationTime: No leaks found <a href="TestSimulationTime_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimulationsWithEllipticBoxDomainPdeModifier: No leaks found <a href="TestSimulationsWithEllipticBoxDomainPdeModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimulationsWithEllipticGrowingDomainPdeModifier: No leaks found <a href="TestSimulationsWithEllipticGrowingDomainPdeModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimulationsWithParabolicBoxDomainPdeModifier: No leaks found <a href="TestSimulationsWithParabolicBoxDomainPdeModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSimulationsWithParabolicGrowingDomainPdeModifier: No leaks found <a href="TestSimulationsWithParabolicGrowingDomainPdeModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSingleOdeWntCellCycleModel: No leaks found <a href="TestSingleOdeWntCellCycleModel_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSloughingCellKillers: No leaks found <a href="TestSloughingCellKillers_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSolveLaplacianWithQuadratics: No leaks found <a href="TestSolveLaplacianWithQuadratics_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSolvingCoupledPdes: No leaks found <a href="TestSolvingCoupledPdes_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSolvingNonlinearPdesTutorial: No leaks found <a href="TestSolvingNonlinearPdesTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSolvingOdesTutorial: No leaks found <a href="TestSolvingOdesTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSolvingStiffOdeSystems: No leaks found <a href="TestSolvingStiffOdeSystems_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSpiralWaveAndPhase: No leaks found <a href="TestSpiralWaveAndPhase_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSteadyStateRunner: No leaks found <a href="TestSteadyStateRunner_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestStepSizeException: No leaks found <a href="TestStepSizeException_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestStimulus: No leaks found <a href="TestStimulus_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestStimulusBoundaryCondition: No leaks found <a href="TestStimulusBoundaryCondition_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestStimulusFactory: No leaks found <a href="TestStimulusFactory_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestStokesFlowAssembler: No leaks found <a href="TestStokesFlowAssembler_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestStokesFlowSolver: No leaks found <a href="TestStokesFlowSolver_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestStreeterFibreGenerator: No leaks found <a href="TestStreeterFibreGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestSuperellipseGenerator: No leaks found <a href="TestSuperellipseGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestT2SwapCellKiller: No leaks found <a href="TestT2SwapCellKiller_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestTargetAreaLinearGrowthModifier: No leaks found <a href="TestTargetAreaLinearGrowthModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestTetrahedralMesh: No leaks found <a href="TestTetrahedralMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestTimeAdaptivityController: No leaks found <a href="TestTimeAdaptivityController_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestTimeStepper: No leaks found <a href="TestTimeStepper_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestTimer: No leaks found <a href="TestTimer_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestToroidal2dMesh: No leaks found <a href="TestToroidal2dMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestToroidal2dVertexMesh: No leaks found <a href="TestToroidal2dVertexMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestToroidalHoneycombMeshGenerator: No leaks found <a href="TestToroidalHoneycombMeshGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestToroidalHoneycombVertexMeshGenerator: No leaks found <a href="TestToroidalHoneycombVertexMeshGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestTransformations: No leaks found <a href="TestTransformations_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestTrianglesMeshReader: No leaks found <a href="TestTrianglesMeshReader_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestTysonNovak2001OdeSystem: No leaks found <a href="TestTysonNovak2001OdeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestUblasCustomFunctions: No leaks found <a href="TestUblasCustomFunctions_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestUniformGridRandomFieldGenerator: No leaks found <a href="TestUniformGridRandomFieldGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVanLeeuwen2009WntSwatCellCycleOdeSystem: No leaks found <a href="TestVanLeeuwen2009WntSwatCellCycleOdeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVentilationProblem: No leaks found <a href="TestVentilationProblem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVertexBasedCellPopulation: No leaks found <a href="TestVertexBasedCellPopulation_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVertexBasedCellPopulationForCrypt: No leaks found <a href="TestVertexBasedCellPopulationForCrypt_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVertexBasedDivisionRules: No leaks found <a href="TestVertexBasedDivisionRules_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVertexCryptBoundaryForce: No leaks found <a href="TestVertexCryptBoundaryForce_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVertexElement: No leaks found <a href="TestVertexElement_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVertexMesh: No leaks found <a href="TestVertexMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVertexMeshReader: No leaks found <a href="TestVertexMeshReader_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVertexMeshWriter: No leaks found <a href="TestVertexMeshWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVisualizingWithParaviewTutorial: No leaks found <a href="TestVisualizingWithParaviewTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVoltageInterpolaterOntoMechanicsMesh: No leaks found <a href="TestVoltageInterpolaterOntoMechanicsMesh_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVolumeTrackingModifier: No leaks found <a href="TestVolumeTrackingModifier_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVoronoiVertexMeshGenerator: No leaks found <a href="TestVoronoiVertexMeshGenerator_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVtkMeshReader: No leaks found <a href="TestVtkMeshReader_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestVtkNonlinearElasticitySolutionWriter: No leaks found <a href="TestVtkNonlinearElasticitySolutionWriter_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestWarnings: No leaks found <a href="TestWarnings_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestWntCellCycleOdeSystem: No leaks found <a href="TestWntCellCycleOdeSystem_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestWntConcentration: No leaks found <a href="TestWntConcentration_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestWritingPdeSolversTutorial: No leaks found <a href="TestWritingPdeSolversTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestWritingPdeSolversTwoTutorial: No leaks found <a href="TestWritingPdeSolversTwoTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestWritingTestsTutorial: No leaks found <a href="TestWritingTestsTutorial_valgrind.txt">(test output)</a></p>
+  <p class="test-green">TestXmlMeshWriters: No leaks found <a href="TestXmlMeshWriters_valgrind.txt">(test output)</a></p>  <br>
+</body>
+</html>
diff --git a/log-files/index.html b/log-files/index.html
index 520aa2cf9..d0feceabf 100644
--- a/log-files/index.html
+++ b/log-files/index.html
@@ -15,6 +15,16 @@ <h1>Index of Valgrind Memcheck output</h1>
       <h2>October 2024</h2>
       <table>
         <tbody>
+          <tr class="tr-green">
+            <td>
+              <a href="2024-10-08_17-23-11/index.html">2024-10-08_17-23-11</a>
+            </td>
+            <td>green</td>
+            <td>327-support-petsc-322</td>
+            <td>
+              <a href="https://github.com/Chaste/Chaste/commit/96a082908158042ea1e826f120fadc3fc3679a4e">96a082908158042ea1e826f120fadc3fc3679a4e</a>
+            </td>
+          </tr>
           <tr class="tr-green">
             <td>
               <a href="2024-10-08_13-11-42/index.html">2024-10-08_13-11-42</a>