Environment - simulationEnvironment: startTime=0 stopTime=600 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.24 Regular simulation: ./Buildings_13_Buildings.Fluid.HeatExchangers.BaseClasses.Examples.HexElementSensible -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 = 300.000128752672 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 300 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0s reading init.xml | | | | | | 0s reading info.xml | | | | | | 5.4041e-05s [ 1.9%] pre-initialization | | | | | | 0.000198254s [ 6.8%] initialization | | | | | | 0s [ 0.0%] steps | | | | | | 0.000355663s [ 12.2%] solver (excl. callbacks) | | | | | | 2.354e-06s [ 0.1%] creating output-file | | | | | | 3.3182e-05s [ 1.1%] event-handling | | | | | | 0s [ 0.0%] overhead | | | | | | 0.00226591s [ 77.9%] simulation | | | | | | 0.00290941s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 2 time events | | | | | solver: ida | | | | | | 106 steps taken | | | | | | 178 calls of functionODE | | | | | | 61 evaluations of jacobian | | | | | | 6 error test failures | | | | | | 14 convergence test failures | | | | | | 0.000190145s time of jacobian evaluation