Environment - simulationEnvironment: startTime=0 stopTime=1000 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.4 Regular simulation: ./Buildings_13_Buildings.DHC.ETS.Combined.Subsystems.Validation.SwitchBox -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_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_STDOUT | info | ##IDA## -4 error occurred at time = 299.984621698126 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 299.985 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0s reading init.xml | | | | | | 0s reading info.xml | | | | | | 7.3589e-05s [ 1.2%] pre-initialization | | | | | | 0.000786811s [ 13.2%] initialization | | | | | | 0s [ 0.0%] steps | | | | | | 0.000453184s [ 7.6%] solver (excl. callbacks) | | | | | | 2.715e-06s [ 0.0%] creating output-file | | | | | | 5.345e-05s [ 0.9%] event-handling | | | | | | 0s [ 0.0%] overhead | | | | | | 0.00458894s [ 77.0%] simulation | | | | | | 0.00595869s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 1 time events | | | | | solver: ida | | | | | | 154 steps taken | | | | | | 442 calls of functionODE | | | | | | 102 evaluations of jacobian | | | | | | 35 error test failures | | | | | | 31 convergence test failures | | | | | | 0.00108528s time of jacobian evaluation