Environment - simulationEnvironment: startTime=0 stopTime=86400 tolerance=1e-06 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./Modelica_4.1.0-beta.om_Modelica.Fluid.Examples.TraceSubstances.RoomCO2WithControls -abortSlowSimulation -alarm=480 -s gbode -emit_protected -lv LOG_STATS LOG_STDOUT | warning | Numerical Jacobians without coloring are currently not supported by GBODE. Colored numerical Jacobian will be used. LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0-beta.om/Fluid/Interfaces.mo:846:3-846:50:writable] | | | | The following assertion has been violated at time 0.000014 | | | | ((ductIn.mCs[1,1] >= 0.0)) --> "Variable violating min constraint: 0.0 <= ductIn.mCs[1,1], has value: -3.92465e-27" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0-beta.om/Fluid/Interfaces.mo:849:3-849:64:writable] | | | | The following assertion has been violated at time 0.000014 | | | | ((ductIn.mCs_scaled[1,1] >= 0.0)) --> "Variable violating min constraint: 0.0 <= ductIn.mCs_scaled[1,1], has value: -2.58371e-26" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0-beta.om/Fluid/Interfaces.mo:850:3-850:74:writable] | | | | The following assertion has been violated at time 0.000014 | | | | ((ductIn.Cs[1,1] >= 0.0)) --> "Variable violating min constraint: 0.0 <= ductIn.Cs[1,1], has value: -7.42258e-26" LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 1.374e-05. Number of Iterations 20 LOG_STDOUT | info | Chattering detected around time 1.37399844401e-05..0.0358938478309 (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 LOG_ASSERT | debug | Aborting simulation due to chattering being detected and the simulation flags requesting we do not continue further.