Environment - simulationEnvironment: startTime=0 stopTime=2e+06 tolerance=1e-06 numberOfIntervals=2500 stepSize=800 Regular simulation: ./Buildings_9_Buildings.Experimental.DHC.Loads.BaseClasses.Validation.BenchmarkFlowDistribution1 -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS LOG_STDOUT | warning | Internal Numerical Jacobians without coloring are currently not supported by IDA with KLU. Colored numerical Jacobian will be used. LOG_STDOUT | info | ... loading "tab1" from "/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/Resources/Data/Experimental/DHC/Loads/Examples/SwissResidential_20190916.mos" LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_STDOUT | info | ##IDA## -4 error occurred at time = 1230733.37904441 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 1.23073e+06 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0611455s reading init.xml | | | | | | 0.00554982s reading info.xml | | | | | | 0.00145272s [ 0.2%] pre-initialization | | | | | | 0.00327409s [ 0.5%] initialization | | | | | | 0.00758035s [ 1.2%] steps | | | | | | 0.295111s [ 45.0%] solver (excl. callbacks) | | | | | | 0.00656678s [ 1.0%] creating output-file | | | | | | 0.000217891s [ 0.0%] event-handling | | | | | | 0.0185405s [ 2.8%] overhead | | | | | | 0.323281s [ 49.3%] simulation | | | | | | 0.656024s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 11843 steps taken | | | | | | 20443 calls of functionODE | | | | | | 3721 evaluations of jacobian | | | | | | 1662 error test failures | | | | | | 39 convergence test failures | | | | | | 0.364878s time of jacobian evaluation