Environment - simulationEnvironment: startTime=0 stopTime=2e+06 tolerance=1e-06 numberOfIntervals=2500 stepSize=800 Regular simulation: ./Buildings_13_Buildings.DHC.Loads.BaseClasses.Validation.BenchmarkFlowDistribution1 -abortSlowSimulation -alarm=240 -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 13.0.2-maint.13.x/Resources/Data/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 = 1230733.31151735 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 1.23073e+06 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0s reading init.xml | | | | | | 0s reading info.xml | | | | | | 9.7273e-05s [ 0.0%] pre-initialization | | | | | | 0.0033923s [ 0.9%] initialization | | | | | | 0s [ 0.0%] steps | | | | | | 0.0635611s [ 17.5%] solver (excl. callbacks) | | | | | | 5.099e-06s [ 0.0%] creating output-file | | | | | | 0s [ 0.0%] event-handling | | | | | | 0s [ 0.0%] overhead | | | | | | 0.295522s [ 81.5%] simulation | | | | | | 0.362578s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 16574 steps taken | | | | | | 27630 calls of functionODE | | | | | | 3972 evaluations of jacobian | | | | | | 1947 error test failures | | | | | | 134 convergence test failures | | | | | | 0.19037s time of jacobian evaluation