Environment - simulationEnvironment: startTime=0 stopTime=86400 tolerance=1e-06 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./Modelica_trunk_Modelica.Fluid.Examples.TraceSubstances.RoomCO2WithControls -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. assert | info | The following assertion has been violated at time 32400.000003 | | | | ductIn.mCs[2,1] >= 0.0 assert | info | Variable violating min constraint: 0.0 <= ductIn.mCs[2,1], has value: -8.41702e-19 assert | info | The following assertion has been violated at time 32400.000003 | | | | ductIn.mCs_scaled[2,1] >= 0.0 assert | info | Variable violating min constraint: 0.0 <= ductIn.mCs_scaled[2,1], has value: -5.54116e-18 assert | info | The following assertion has been violated at time 32400.000003 | | | | ductIn.Cs[2,1] >= 0.0 assert | info | Variable violating min constraint: 0.0 <= ductIn.Cs[2,1], has value: -1.59189e-17 stdout | info | Chattering detected around time 39654.3687168..39657.455708 (100 state events in a row with a total time delta less than the step size 17.28). This can be a performance bottleneck. Use -lv LOG_EVENTS for more information. The zero-crossing was: (-ductOut.m_flows[1]) > 0.0 assert | debug | Aborting simulation due to chattering being detected and the simulation flags requesting we do not continue further.