Environment - simulationEnvironment: startTime=0 stopTime=2000 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.8 Regular simulation: ./Buildings_latest_Buildings.Experimental.DHC.Plants.Combined.Subsystems.Validation.ChillerHeatRecoveryGroup -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/Buildings 11.0.0-master/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:99:3-99:89:writable] | | | | The following assertion has been violated at time 0.573654 | | | | ((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 11.0.0-master/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:99:3-99:89:writable] | | | | The following assertion has been violated at time 0.573654 | | | | ((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 11.0.0-master/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: -8.41654e-05" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/Fluid/Movers/BaseClasses/FlowMachineInterface.mo:311:3-315:28:writable] | | | | The following assertion has been violated at time 1186.000000 | | | | ((pumConWatEva.pum.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= pumConWatEva.pum.eff.yMot, has value: -5.9817e-115" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/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: -8.41654e-05" LOG_STATS | info | gbode (single-rate integration): esdirk4 LOG_NLS | error | residualFunc3336: Iteration variable xloc[0] is 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 xloc[0] is 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 | | | | | | 0.0827553s reading init.xml | | | | | | 0.00661169s reading info.xml | | | | | | 0.00237283s [ 0.1%] pre-initialization | | | | | | 0.00141331s [ 0.1%] initialization | | | | | | 0.000269986s [ 0.0%] steps | | | | | | 0s [ 0.0%] solver (excl. callbacks) | | | | | | 0.0160599s [ 0.9%] creating output-file | | | | | | 0.00132656s [ 0.1%] event-handling | | | | | | 0.0384733s [ 2.2%] overhead | | | | | | 1.65971s [ 96.5%] simulation | | | | | | 1.71963s [100.0%] total | | | | | events | | | | | | 4 state events | | | | | | 7 time events | | | | | solver: gbode | | | | | | 874 steps taken | | | | | | 28423 calls of functionODE | | | | | | 277 evaluations of jacobian | | | | | | 95 error test failures | | | | | | 0 convergence test failures | | | | | | 0s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.