Environment - simulationEnvironment: startTime=0 stopTime=350 tolerance=0.0001 numberOfIntervals=2500 stepSize=0.14 Regular simulation: ./LargeTestSuite_NB_resizable_LargeTestSuite.Thermal.HeatConduction.OneDHeatTransferTT_FD_N_20480 -s=ida -abortSlowSimulation -alarm=400 -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully without homotopy method. Limited backtrace at point of segmentation fault /lib/x86_64-linux-gnu/libc.so.6(+0x42520)[0x7fe4580a2520] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(+0x22530b)[0x7fe45901630b] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libsundials_idas.so.4(idaLsSetup+0x8d)[0x7fe457b49ead] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libsundials_idas.so.4(+0x3769b)[0x7fe457b5069b] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libsundials_sunnonlinsolnewton.so.2(SUNNonlinSolSolve_Newton+0xad)[0x7fe457cce54d] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libsundials_idas.so.4(IDASolve+0x28d8)[0x7fe457b2ebb8] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(ida_solver_step+0x1889)[0x7fe459019d09] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(solver_main_step+0xcc9)[0x7fe458fd6139] ./LargeTestSuite_NB_resizable_LargeTestSuite.Thermal.HeatConduction.OneDHeatTransferTT_FD_N_20480(+0x74a7)[0x555a66a564a7] ./LargeTestSuite_NB_resizable_LargeTestSuite.Thermal.HeatConduction.OneDHeatTransferTT_FD_N_20480(LargeTestSuite_NB_resizable_LargeTestSuite_Thermal_HeatConduction_OneDHeatTransferTT_FD_N_20480_performSimulation+0x814)[0x555a66a55ef4] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(solver_main+0x3a5)[0x7fe458fdc645] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(+0x2d6e12)[0x7fe4590c7e12] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(startNonInteractiveSimulation+0xdc1)[0x7fe4590c6ed1] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(_main_SimulationRuntime+0x5d)[0x7fe4590cab5d] ./LargeTestSuite_NB_resizable_LargeTestSuite.Thermal.HeatConduction.OneDHeatTransferTT_FD_N_20480(main+0x248)[0x555a66cc0038]