Environment - simulationEnvironment: startTime=0 stopTime=10 tolerance=1e-08 numberOfIntervals=2500 stepSize=0.004 Regular simulation: ./Buildings_13_Buildings.Fluid.MixingVolumes.Validation.MixingVolumeHeatReverseFlow -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 without homotopy method. LOG_STDOUT | info | ##IDA## -1 error occurred at time = 5 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 5 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0s reading init.xml | | | | | | 0s reading info.xml | | | | | | 4.4934e-05s [ 0.0%] pre-initialization | | | | | | 0.000199977s [ 0.0%] initialization | | | | | | 0s [ 0.0%] steps | | | | | | 7.20088s [ 37.3%] solver (excl. callbacks) | | | | | | 1.172e-06s [ 0.0%] creating output-file | | | | | | 0s [ 0.0%] event-handling | | | | | | 0s [ 0.0%] overhead | | | | | | 12.1073s [ 62.7%] simulation | | | | | | 19.3085s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 5000662 steps taken | | | | | | 7500997 calls of functionODE | | | | | | 7500814 evaluations of jacobian | | | | | | 5 error test failures | | | | | | 2500279 convergence test failures | | | | | | 6.81627s time of jacobian evaluation