python3 -m fmpy simulate --output-file BuildingSystems_BuildingSystems.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Dynamic_res.csv --start-time 0 --stop-time 1000 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.4 BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic.fmu LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/BuildingSystems_BuildingSystems.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Dynamic/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic.fmutmp/sources/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic_functions.c:2634: Invalid root: (-nan)^(2) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/BuildingSystems_BuildingSystems.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Dynamic/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic.fmutmp/sources/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic_functions.c:2634: Invalid root: (-nan)^(2) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/BuildingSystems_BuildingSystems.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Dynamic/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic.fmutmp/sources/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic_functions.c:2634: Invalid root: (-nan)^(2) LOG_ASSERT | debug | Solving non-linear system 600 failed at time=500.000000666667. | | | | For more information please use -lv LOG_NLS. Exception ignored on calling ctypes callback function: > Traceback (most recent call last): File "/usr/local/lib/python3.10/dist-packages/fmpy/sundials/__init__.py", line 141, in f self.get_dx(NV_DATA_S(ydot), self.nx) File "/usr/local/lib/python3.10/dist-packages/fmpy/fmi2.py", line 505, in getDerivatives return self.fmi2GetDerivatives(self.component, dx, nx) File "/usr/local/lib/python3.10/dist-packages/fmpy/fmi2.py", line 215, in w raise FMICallException(function=fname, status=res) fmpy.fmi1.FMICallException: fmi2GetDerivatives failed with status 3 (error). LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/BuildingSystems_BuildingSystems.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Dynamic/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic.fmutmp/sources/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic_functions.c:2634: Invalid root: (-nan)^(2) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/BuildingSystems_BuildingSystems.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Dynamic/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic.fmutmp/sources/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic_functions.c:2634: Invalid root: (-nan)^(2) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/BuildingSystems_BuildingSystems.Fluid.HeatPumps.Validation.ReciprocatingWaterToWater_Dynamic/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic.fmutmp/sources/BuildingSystems_BuildingSystems_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Dynamic_functions.c:2634: Invalid root: (-nan)^(2) LOG_ASSERT | debug | Solving non-linear system 600 failed at time=500.000000133333. | | | | For more information please use -lv LOG_NLS. Exception ignored on calling ctypes callback function: > Traceback (most recent call last): File "/usr/local/lib/python3.10/dist-packages/fmpy/sundials/__init__.py", line 141, in f self.get_dx(NV_DATA_S(ydot), self.nx) File "/usr/local/lib/python3.10/dist-packages/fmpy/fmi2.py", line 505, in getDerivatives return self.fmi2GetDerivatives(self.component, dx, nx) File "/usr/local/lib/python3.10/dist-packages/fmpy/fmi2.py", line 215, in w raise FMICallException(function=fname, status=res) fmpy.fmi1.FMICallException: fmi2GetDerivatives failed with status 3 (error).