Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.44 Regular simulation (ida: SUNDIALS IDA): (cd run_ida && ../BuildSysPro_BuildSysPro.IBPSA.Experimental.Benchmarks.AirFlow.Examples.TwoFloors -abortSlowSimulation -alarm=240 -lv LOG_STATS -inputPath=.. -s ida) LOG_SUCCESS | info | The initialization finished successfully without homotopy method. LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.7.0/IBPSA/Airflow/Multizone/BaseClasses/TwoWayFlowElement.mo:46:3-47:61:writable] | | | | The following assertion has been violated at time 505.440000 | | | | ((staircase1.doo.mExcBA >= 0.0)) --> "Variable violating min constraint: 0.0 <= staircase1.doo.mExcBA, has value: -2.72034e-11" LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0808888s reading init.xml | | | | | | 0.00864079s reading info.xml | | | | | | 0.000719753s [ 0.0%] pre-initialization | | | | | | 0.0219403s [ 0.1%] initialization | | | | | | 0.0105632s [ 0.0%] steps | | | | | | 2.2005s [ 8.6%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.000709014s [ 0.0%] event-handling | | | | | | 0.0076914s [ 0.0%] overhead | | | | | | 23.2618s [ 91.2%] simulation | | | | | | 25.5039s [100.0%] total | | | | | events | | | | | | 8 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 54520 steps taken | | | | | | 111174 calls of functionODE | | | | | | 81548 evaluations of jacobian | | | | | | 2 error test failures | | | | | | 27156 convergence test failures | | | | | | 21.1138s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.