Environment - simulationEnvironment: startTime=0 stopTime=1000 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.4 Regular simulation: ./Buildings_latest_Buildings.DHC.Plants.Combined.Subsystems.Validation.MultiplePumpsDp -abortSlowSimulation -alarm=800 -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 12.0.0-master/Fluid/Movers/BaseClasses/FlowMachineInterface.mo:313:3-317:28:writable] | | | | The following assertion has been violated at time 100.000000 | | | | ((pum2.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= pum2.eff.yMot, has value: -2.29695e-13" LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0271171s reading init.xml | | | | | | 0.00287991s reading info.xml | | | | | | 0.0012927s [ 2.5%] pre-initialization | | | | | | 0.000673973s [ 1.3%] initialization | | | | | | 0.000552005s [ 1.1%] steps | | | | | | 0.0032892s [ 6.4%] solver (excl. callbacks) | | | | | | 0.00227626s [ 4.4%] creating output-file | | | | | | 0.000847985s [ 1.7%] event-handling | | | | | | 0.00653186s [ 12.7%] overhead | | | | | | 0.0358293s [ 69.9%] simulation | | | | | | 0.0512933s [100.0%] total | | | | | events | | | | | | 2 state events | | | | | | 4 time events | | | | | solver: cvode | | | | | | 3870 steps taken | | | | | | 3944 calls of functionODE | | | | | | 70 evaluations of jacobian | | | | | | 8 error test failures | | | | | | 0 convergence test failures | | | | | | 0s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.