python3 -m fmpy simulate --output-file Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed_res.csv --start-time 0 --stop-time 3600 --timeout 800 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 1.44 Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed.fmu LOG_NLS | error | residualFunc371: Iteration variable `` is inf or nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | warning | While solving non-linear system an assertion failed during initialization. | | | | | The non-linear solver tries to solve the problem that could take some time. | | | | | It could help to provide better start-values for the iteration variables. | | | | | For more information simulate with -lv LOG_NLS_V LOG_NLS | error | residualFunc371: Iteration variable `` is inf or nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable `` is inf or nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable `` is inf or nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/DXSystems/Cooling/BaseClasses/Evaporation.mo:185:3-194:27:writable] | | | | The following assertion has been violated during initialization at time 0.000000 | | | | ((varSpeDX.eva.watVapEva.nomVal.gamma <= varSpeDX.eva.watVapEva.gammaMax)) --> "*** Warning: In DX coil model, gamma is too large for these coil conditions. | | | | Instead of gamma = 1.5, a value of 0.393653, which | | | | corresponds to a mass transfer effectiveness of 0.8, will be used. | | | | Coil nominal performance data are: | | | | nomVal.m_flow_nominal = 1.5 | | | | dX_nominal = XEvaOut_nominal-XEvaWetBulOut_nominal = 0.00969167 - 0.0102426 = -0.00055089 | | | | QLat_flow_nominal = -4200 | | | | " LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-9.07749)^(-1.5) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-9.07749)^(-1.5) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-9.07749)^(-1.5) LOG_ASSERT | debug | Solving non-linear system 477 failed at time=937.500000543416. | | | | For more information please use -lv LOG_NLS. Exception ignored on calling ctypes callback function: > Traceback (most recent call last): File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/sundials/__init__.py", line 141, in f self.get_dx(NV_DATA_S(ydot), self.nx) File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/fmi2.py", line 505, in getDerivatives return self.fmi2GetDerivatives(self.component, dx, nx) File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-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/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-7.12358)^(-1.5) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-7.12358)^(-1.5) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-7.12358)^(-1.5) LOG_ASSERT | debug | Solving non-linear system 477 failed at time=937.500000108693. | | | | For more information please use -lv LOG_NLS. Exception ignored on calling ctypes callback function: > Traceback (most recent call last): File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/sundials/__init__.py", line 141, in f self.get_dx(NV_DATA_S(ydot), self.nx) File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/fmi2.py", line 505, in getDerivatives return self.fmi2GetDerivatives(self.component, dx, nx) File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-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/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-3.10985)^(-1.5) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-3.10985)^(-1.5) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-3.10985)^(-1.5) LOG_ASSERT | debug | Solving non-linear system 477 failed at time=937.500000021748. | | | | For more information please use -lv LOG_NLS. Exception ignored on calling ctypes callback function: > Traceback (most recent call last): File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/sundials/__init__.py", line 141, in f self.get_dx(NV_DATA_S(ydot), self.nx) File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/fmi2.py", line 505, in getDerivatives return self.fmi2GetDerivatives(self.component, dx, nx) File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-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/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-0.152953)^(-1.5) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-0.152953)^(-1.5) LOG_ASSERT | debug | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed/257.fmutmp/sources/Buildings_latest_Buildings_Fluid_DXSystems_Cooling_WaterSource_Examples_VariableSpeed_functions.c:2028: Invalid root: (-0.152953)^(-1.5) LOG_ASSERT | debug | Solving non-linear system 477 failed at time=937.500000004359. | | | | For more information please use -lv LOG_NLS. Exception ignored on calling ctypes callback function: > Traceback (most recent call last): File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/sundials/__init__.py", line 141, in f self.get_dx(NV_DATA_S(ydot), self.nx) File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/fmi2.py", line 505, in getDerivatives return self.fmi2GetDerivatives(self.component, dx, nx) File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/fmi2.py", line 215, in w raise FMICallException(function=fname, status=res) fmpy.fmi1.FMICallException: fmi2GetDerivatives failed with status 3 (error). Traceback (most recent call last): File "/usr/lib/python3.10/runpy.py", line 196, in _run_module_as_main return _run_code(code, main_globals, None, File "/usr/lib/python3.10/runpy.py", line 86, in _run_code exec(code, run_globals) File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/__main__.py", line 4, in main() File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/command_line.py", line 169, in main result = simulate_fmu(args.fmu_filename, File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/simulation.py", line 759, in simulate_fmu result = simulateME(model_description, fmu, start_time, stop_time, solver, step_size, relative_tolerance, start_values, apply_default_start_values, input, output, output_interval, record_events, timeout, step_finished, validate, set_stop_time) File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/simulation.py", line 1059, in simulateME state_event, roots_found, time = solver.step(time, t_next) File "/home/hudson/saved_omc/libraries/.local/lib/python3.10/site-packages/fmpy/sundials/__init__.py", line 178, in step raise RuntimeError("CVode error (code %s) in module %s, function %s: %s" % self.error_info) RuntimeError: CVode error (code -10) in module CVODE, function CVode: At t = 937.5 repeated recoverable right-hand side function errors.