Environment - simulationEnvironment: startTime=0 stopTime=2000 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.8 Regular simulation: ./Buildings_11_Buildings.DHC.Plants.Combined.Subsystems.Validation.ChillerHeatRecoveryGroup -abortSlowSimulation -alarm=400 -s cvode -emit_protected -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_ASSERT | debug | ##CVODE## Desired step to small! LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:99:3-99:89:writable] | | | | The following assertion has been violated at time 0.574169 | | | | ((pumChiWat.pum.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= pumChiWat.pum.etaHyd, has value: -4.36579e-20" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:99:3-99:89:writable] | | | | The following assertion has been violated at time 0.574169 | | | | ((pumConWatCon.pum.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= pumConWatCon.pum.etaHyd, has value: -4.36579e-20" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Movers/BaseClasses/FlowMachineInterface.mo:311:3-315:28:writable] | | | | The following assertion has been violated at time 0.800000 | | | | ((pumConWatCon.pum.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= pumConWatCon.pum.eff.yMot, has value: -6.93247e-65" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Movers/BaseClasses/FlowMachineInterface.mo:311:3-315:28:writable] | | | | The following assertion has been violated at time 2.400000 | | | | ((pumChiWat.pum.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= pumChiWat.pum.eff.yMot, has value: -1.49358e-44" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:99:3-99:89:writable] | | | | The following assertion has been violated at time 805.600000 | | | | ((pumConWatEva.pum.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= pumConWatEva.pum.etaHyd, has value: -8.41655e-05" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Movers/BaseClasses/FlowMachineInterface.mo:311:3-315:28:writable] | | | | The following assertion has been violated at time 1201.600000 | | | | ((pumConWatEva.pum.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= pumConWatEva.pum.eff.yMot, has value: -1.09659e-69" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:99:3-99:89:writable] | | | | The following assertion has been violated at time 1205.600000 | | | | ((pumHeaWat.pum.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= pumHeaWat.pum.etaHyd, has value: -8.41661e-05" LOG_NLS | error | residualFunc3336: Iteration variable `chi.chi[1].QEva_flow_set` is inf or nan. LOG_ASSERT | debug | residualFunc3336 failed at time=2000. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 2000. | | | | | 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_NLS | error | residualFunc3367: Iteration variable `chi.chi[2].QEva_flow_set` is inf or nan. LOG_ASSERT | debug | residualFunc3367 failed at time=2000. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 2000. | | | | | 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_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0952237s reading init.xml | | | | | | 0.00706617s reading info.xml | | | | | | 0.00330468s [ 0.6%] pre-initialization | | | | | | 0.00182312s [ 0.3%] initialization | | | | | | 0.000358232s [ 0.1%] steps | | | | | | 0.0241499s [ 4.2%] solver (excl. callbacks) | | | | | | 0.0106153s [ 1.9%] creating output-file | | | | | | 0.00129866s [ 0.2%] event-handling | | | | | | 0.0268262s [ 4.7%] overhead | | | | | | 0.505062s [ 88.1%] simulation | | | | | | 0.573439s [100.0%] total | | | | | events | | | | | | 4 state events | | | | | | 7 time events | | | | | solver: cvode | | | | | | 3352 steps taken | | | | | | 3603 calls of functionODE | | | | | | 64 evaluations of jacobian | | | | | | 23 error test failures | | | | | | 0 convergence test failures | | | | | | 0s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.