Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.44 Regular simulation: ./Buildings_12_Buildings.ThermalZones.Detailed.Examples.FFD.NaturalConvectionWithControl -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS LOG_ASSERT | debug | ##IDA## In function IDASVtolerances: One of the function inputs is illegal. Limited backtrace at point of segmentation fault /lib/x86_64-linux-gnu/libc.so.6(+0x42520)[0x7fc65ef14520] ./Buildings_12_Buildings.ThermalZones.Detailed.Examples.FFD.NaturalConvectionWithControl(cfdSendStopCommand+0xf)[0x55dfa5684253] ./Buildings_12_Buildings.ThermalZones.Detailed.Examples.FFD.NaturalConvectionWithControl(Buildings_12_Buildings_ThermalZones_Detailed_Examples_FFD_NaturalConvectionWithControl_callExternalObjectDestructors+0x53)[0x55dfa56890d7] /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(_main_SimulationRuntime+0x8d)[0x7fc65fec1b2d] ./Buildings_12_Buildings.ThermalZones.Detailed.Examples.FFD.NaturalConvectionWithControl(main+0x1fe)[0x55dfa5684197] /lib/x86_64-linux-gnu/libc.so.6(+0x29d90)[0x7fc65eefbd90] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x80)[0x7fc65eefbe40] ./Buildings_12_Buildings.ThermalZones.Detailed.Examples.FFD.NaturalConvectionWithControl(_start+0x25)[0x55dfa5681c55]