python3 -m fmpy simulate  --output-file ModelicaTest_trunk_ModelicaTest.MultiBody.Parts.FlyingBodies_res.csv --start-time 0 --stop-time 4 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0016 ModelicaTest_trunk_ModelicaTest_MultiBody_Parts_FlyingBodies.fmu