Environment - simulationEnvironment: startTime=0 stopTime=10 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.004 Regular simulation: ./OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.ESAC2A -abortSlowSimulation -alarm=480 -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. assert | warning | The following assertion has been violated at time 1.994233 assert | debug | Model error: Argument of sqrt(0.75 - eSAC2A.rectifierCommutationVoltageDrop.division.y ^ 2.0) was -inf should be >= 0 assert | debug | Solving non-linear system 715 failed at time=1.99423252476044. | | | | For more information please use -lv LOG_NLS. Limited backtrace at point of segmentation fault /lib/x86_64-linux-gnu/libc.so.6(+0x42520)[0x7f8b707b7520] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(solveHomotopy+0x50)[0x7f8b716121b0] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(solveNLS+0x199)[0x7f8b71635d79] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(solve_nonlinear_system+0x3ea)[0x7f8b716362ea] ./OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.ESAC2A(OpenIPSL_dev_OpenIPSL_Tests_Controls_PSSE_ES_ESAC2A_eqFunction_715+0x81)[0x563cc4efbc83] ./OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.ESAC2A(OpenIPSL_dev_OpenIPSL_Tests_Controls_PSSE_ES_ESAC2A_functionDAE+0x215)[0x563cc4efd245] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(updateDiscreteSystem+0x88)[0x7f8b716376e8] ./OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.ESAC2A(OpenIPSL_dev_OpenIPSL_Tests_Controls_PSSE_ES_ESAC2A_performSimulation+0x4ed)[0x563cc4ef8bed] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(solver_main+0x315)[0x7f8b7164c785] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(+0x1e65b4)[0x7f8b716e95b4] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(startNonInteractiveSimulation+0x9d6)[0x7f8b716e8386] /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../lib/x86_64-linux-gnu/omc/libSimulationRuntimeC.so(_main_SimulationRuntime+0x6f)[0x7f8b716eb84f] ./OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.ESAC2A(main+0x19a)[0x563cc4efdc0a] /lib/x86_64-linux-gnu/libc.so.6(+0x29d90)[0x7f8b7079ed90] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x80)[0x7f8b7079ee40]