Environment - simulationEnvironment: startTime=2.592e+06 stopTime=3.6288e+06 tolerance=1e-06 numberOfIntervals=2500 stepSize=414.72 Regular simulation: ./Buildings_12_Buildings.DHC.Loads.Heating.Examples.BuildingTimeSeriesWithETS -abortSlowSimulation -alarm=400 -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 12.1.1-maint.12.x/Resources/Data/DHC/Loads/Examples/MediumOffice-90.1-2010-5A.mos" LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_STDOUT | info | ##IDA## -4 error occurred at time = 2597003.34986514 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 2.597e+06 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.037962s reading init.xml | | | | | | 0.00320137s reading info.xml | | | | | | 0.0014502s [ 4.0%] pre-initialization | | | | | | 0.00375051s [ 10.3%] initialization | | | | | | 0.000786124s [ 2.2%] steps | | | | | | 0.0179554s [ 49.5%] solver (excl. callbacks) | | | | | | 0.00104127s [ 2.9%] creating output-file | | | | | | 0.0249259s [ 68.7%] event-handling | | | | | | 0.000140794s [ 0.4%] overhead | | | | | | -0.0137602s [-37.9%] simulation | | | | | | 0.03629s [100.0%] total | | | | | events | | | | | | 1 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 351 steps taken | | | | | | 534 calls of functionODE | | | | | | 116 evaluations of jacobian | | | | | | 39 error test failures | | | | | | 14 convergence test failures | | | | | | 0.0236651s time of jacobian evaluation