python3 -m fmpy simulate --output-file ModelicaTest_3.2.3_ModelicaTest.Utilities.TestInternal_res.csv --start-time 0 --stop-time 0 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0 ModelicaTest_3_2_3_ModelicaTest_Utilities_TestInternal.fmu /usr/local/lib/python3.10/dist-packages/fmpy/simulation.py:712: RuntimeWarning: divide by zero encountered in log10 step_size = 10 ** (np.round(np.log10(total_time)) - 3) LOG_STDOUT | info | ... Test of Modelica.Utilities.Internal.FileSystem and .System