python3 -m fmpy simulate  --output-file Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage_res.csv --start-time 0 --stop-time 3600 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 1.44 Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage.fmu
LOG_NLS           | error   | residualFunc506: Iteration variable `
` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 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   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc506: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc506 failed at time=0.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_ASSERT        | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/Fluid/DXSystems/Cooling/BaseClasses/Evaporation.mo:185:3-194:27:writable]
|                 | |       | The following assertion has been violated during initialization at time 0.000000
|                 | |       | ((mulStaDX.watVapEva.nomVal.gamma <= mulStaDX.watVapEva.gammaMax)) --> "*** Warning: In DX coil model, gamma is too large for these coil conditions.
|                 | |       |     Instead of gamma = 1.5, a value of 0.109645, which
|                 | |       |     corresponds to a mass transfer effectiveness of 0.8, will be used.
|                 | |       |     Coil nominal performance data are:
|                 | |       |     nomVal.m_flow_nominal = 1.8
|                 | |       |     dX_nominal = XEvaOut_nominal-XEvaWetBulOut_nominal = 0.00561544 - 0.0057981 = -0.000182667
|                 | |       |     QLat_flow_nominal  = -6000
|                 | |       | "
LOG_NLS           | error   | residualFunc764: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc764 failed at time=762.563139680771.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_STDOUT        | warning | While solving non-linear system an assertion failed at time 762.563.
|                 | |       | | 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   | residualFunc764: Iteration variable `ó~µ#` is inf or nan.
LOG_ASSERT        | debug   | residualFunc764 failed at time=762.563139680771.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc764: Iteration variable `ó~µ#` is inf or nan.
LOG_ASSERT        | debug   | residualFunc764 failed at time=762.563139680771.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc764: Iteration variable `ó~µ#` is inf or nan.
LOG_ASSERT        | debug   | residualFunc764 failed at time=762.563139680771.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_NLS           | error   | residualFunc764: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc764 failed at time=809.28.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_STDOUT        | warning | While solving non-linear system an assertion failed at time 809.28.
|                 | |       | | 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   | residualFunc764: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc764 failed at time=813.6.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_STDOUT        | warning | While solving non-linear system an assertion failed at time 813.6.
|                 | |       | | 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   | residualFunc764: Iteration variable `(null)` is inf or nan.
LOG_ASSERT        | debug   | residualFunc764 failed at time=884.16.
|                 | |       | For more information please use -lv LOG_NLS.
LOG_STDOUT        | warning | While solving non-linear system an assertion failed at time 884.16.
|                 | |       | | 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_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-8.59885)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-8.59885)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-8.59885)^(-1.5)
LOG_ASSERT        | debug   | Solving non-linear system 741 failed at time=900.000000114804.
|                 | |       | For more information please use -lv LOG_NLS.
Exception ignored on calling ctypes callback function: <bound method CVodeSolver.f of <fmpy.sundials.CVodeSolver object at 0x7f3a46263310>>
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_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-5.76137)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-5.76137)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-5.76137)^(-1.5)
LOG_ASSERT        | debug   | Solving non-linear system 741 failed at time=900.000000022969.
|                 | |       | For more information please use -lv LOG_NLS.
Exception ignored on calling ctypes callback function: <bound method CVodeSolver.f of <fmpy.sundials.CVodeSolver object at 0x7f3a46263310>>
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_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-1.71119)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-1.71119)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-1.71119)^(-1.5)
LOG_ASSERT        | debug   | Solving non-linear system 741 failed at time=900.000000004602.
|                 | |       | For more information please use -lv LOG_NLS.
Exception ignored on calling ctypes callback function: <bound method CVodeSolver.f of <fmpy.sundials.CVodeSolver object at 0x7f3a46263310>>
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_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-9.24724)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-9.24724)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-9.24724)^(-1.5)
LOG_ASSERT        | debug   | Solving non-linear system 741 failed at time=1800.00000240002.
|                 | |       | For more information please use -lv LOG_NLS.
Exception ignored on calling ctypes callback function: <bound method CVodeSolver.f of <fmpy.sundials.CVodeSolver object at 0x7f3a46263310>>
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_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-7.70645)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-7.70645)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-7.70645)^(-1.5)
LOG_ASSERT        | debug   | Solving non-linear system 741 failed at time=1800.00000048002.
|                 | |       | For more information please use -lv LOG_NLS.
Exception ignored on calling ctypes callback function: <bound method CVodeSolver.f of <fmpy.sundials.CVodeSolver object at 0x7f3a46263310>>
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_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-3.96141)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-3.96141)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-3.96141)^(-1.5)
LOG_ASSERT        | debug   | Solving non-linear system 741 failed at time=1800.00000009602.
|                 | |       | For more information please use -lv LOG_NLS.
Exception ignored on calling ctypes callback function: <bound method CVodeSolver.f of <fmpy.sundials.CVodeSolver object at 0x7f3a46263310>>
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_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-0.552994)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-0.552994)^(-1.5)
LOG_ASSERT        | debug   | /var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/Buildings_12_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.MultiStage/814.fmutmp/sources/Buildings_12_Buildings_Fluid_DXSystems_Cooling_AirSource_Examples_MultiStage_functions.c:1226: Invalid root: (-0.552994)^(-1.5)
LOG_ASSERT        | debug   | Solving non-linear system 741 failed at time=1800.00000001922.
|                 | |       | For more information please use -lv LOG_NLS.
Exception ignored on calling ctypes callback function: <bound method CVodeSolver.f of <fmpy.sundials.CVodeSolver object at 0x7f3a46263310>>
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 <module>
    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 = 1800 repeated recoverable right-hand side function errors.