Environment - simulationEnvironment: startTime=0 stopTime=86400 tolerance=1e-06 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./Buildings_8_Buildings.ThermalZones.Detailed.Examples.MixedAirCO2 -abortSlowSimulation -alarm=480 -s cvode -lv LOG_STATS LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/Sensors/BaseClasses/PartialAbsoluteSensor.mo:28:3-33:32:writable] | | | | The following assertion has been violated during initialization at time 0.000000 | | | | ((not senCO2.warnAboutOnePortConnection)) --> "Sensor MixedAirCO2.senCO2 can lead to numerical problems if connected to a scalar fluid port. | | | | Only connect it to a vectorized fluid port, such as used in 'Buildings.Fluid.MixingVolumes`. | | | | See Buildings.Fluid.Sensors.UsersGuide for more information. | | | | To disable this warning, set 'warnAboutOnePortConnection = false' in MixedAirCO2.senCO2." LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/Interfaces/ConservationEquation.mo:103:3-105:46:writable] | | | | The following assertion has been violated at time 10886.400000 | | | | ((roo.air.vol.dynBal.mC[1] >= 0.0)) --> "Variable violating min constraint: 0.0 <= roo.air.vol.dynBal.mC[1], has value: -3.4192e-26" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/Interfaces/ConservationEquation.mo:108:3-109:38:writable] | | | | The following assertion has been violated at time 10886.400000 | | | | ((roo.air.vol.dynBal.C[1] >= 0.0)) --> "Variable violating min constraint: 0.0 <= roo.air.vol.dynBal.C[1], has value: -6.0153e-28" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/Sensors/PPM.mo:17:3-19:72:writable] | | | | The following assertion has been violated at time 10886.400000 | | | | ((senCO2.ppm >= 0.0)) --> "Variable violating min constraint: 0.0 <= senCO2.ppm, has value: -3.93509e-22" LOG_ASSERT | debug | Division by zero rho ^ 2.0 * x ^ 3.0 * 9.80665 * c_p * abs(T_a - T_b) / ((T_a + T_b) / 2.0 * mu * k) in function context LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 34750.1. | | | | | 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 | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Thermal/HeatTransfer.mo:2989:7-2989:56:writable] | | | | The following assertion has been violated at time 54622.080000 | | | | ((roo.conExtWin[1].win.glaUns.gas[1].port_a.T >= 0.0)) --> "Variable violating min constraint: 0.0 <= roo.conExtWin[1].win.glaUns.gas[1].port_a.T, has value: -487.072" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/HeatTransfer/Windows/BaseClasses/GasConvection.mo:31:3-32:43:writable] | | | | The following assertion has been violated at time 54622.080000 | | | | ((roo.conExtWin[1].win.glaUns.gas[1].hCon >= 0.0)) --> "Variable violating min constraint: 0.0 <= roo.conExtWin[1].win.glaUns.gas[1].hCon, has value: -0.264157" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/HeatTransfer/Windows/BaseClasses/GasConvection.mo:42:3-43:53:writable] | | | | The following assertion has been violated at time 54622.080000 | | | | ((roo.conExtWin[1].win.glaUns.gas[1].T_m >= 0.0)) --> "Variable violating min constraint: 0.0 <= roo.conExtWin[1].win.glaUns.gas[1].T_m, has value: -80.2548" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Thermal/HeatTransfer.mo:2989:7-2989:56:writable] | | | | The following assertion has been violated at time 54622.080000 | | | | ((roo.conExtWin[1].glaUns_a.T >= 0.0)) --> "Variable violating min constraint: 0.0 <= roo.conExtWin[1].glaUns_a.T, has value: -473.641" LOG_ASSERT | debug | Solving non-linear system 3605 failed at time=54735.5044001508. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | info | ##CVODE## -8 error occurred at time = 54734.8326403835 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 54734.8 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.105945s reading init.xml | | | | | | 0.0108054s reading info.xml | | | | | | 0.000244629s [ 0.0%] pre-initialization | | | | | | 0.0312472s [ 3.8%] initialization | | | | | | 0.218912s [ 26.3%] steps | | | | | | 0.11428s [ 13.7%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.000604412s [ 0.1%] event-handling | | | | | | 0.011122s [ 1.3%] overhead | | | | | | 0.456191s [ 54.8%] simulation | | | | | | 0.832602s [100.0%] total | | | | | events | | | | | | 3 state events | | | | | | 0 time events | | | | | solver: cvode | | | | | | 3407 steps taken | | | | | | 3599 calls of functionODE | | | | | | 61 evaluations of jacobian | | | | | | 41 error test failures | | | | | | 1 convergence test failures | | | | | | 0s time of jacobian evaluation