Environment - simulationEnvironment: startTime=0 stopTime=1000 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.4 Regular simulation: ./Buildings_11_Buildings.DHC.Plants.Combined.Subsystems.Validation.CoolingTowerGroup -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 877.200000 | | | | ((pum.pum.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= pum.pum.etaHyd, has value: -3.62448e-29" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Interfaces/PartialTwoPortInterface.mo:20:3-21:81:writable] | | | | The following assertion has been violated at time 877.200000 | | | | ((coo.coo.m_flow >= 0.0 and coo.coo.m_flow <= 1.0)) --> "Variable violating min/max constraint: 0.0 <= coo.coo.m_flow <= 1.0, has value: -4.77879e-18" LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0232807s reading init.xml | | | | | | 0.00183397s reading info.xml | | | | | | 0.000919004s [ 1.0%] pre-initialization | | | | | | 0.0327904s [ 34.3%] initialization | | | | | | 4.4083e-05s [ 0.0%] steps | | | | | | 0.00459087s [ 4.8%] solver (excl. callbacks) | | | | | | 0.0022021s [ 2.3%] creating output-file | | | | | | 0.000221256s [ 0.2%] event-handling | | | | | | 0.00895586s [ 9.4%] overhead | | | | | | 0.0459896s [ 48.0%] simulation | | | | | | 0.0957132s [100.0%] total | | | | | events | | | | | | 3 state events | | | | | | 4 time events | | | | | solver: cvode | | | | | | 3114 steps taken | | | | | | 3192 calls of functionODE | | | | | | 54 evaluations of jacobian | | | | | | 5 error test failures | | | | | | 0 convergence test failures | | | | | | 0s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.