Environment - simulationEnvironment: startTime=0 stopTime=2 tolerance=1e-06 numberOfIntervals=2000 stepSize=0.001 Regular simulation: ./Modelica_4.1.0_Modelica.Thermal.FluidHeatFlow.Examples.WaterPump -abortSlowSimulation -alarm=480 -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_SUCCESS | info | The initialization finished successfully without homotopy method. LOG_STDOUT | info | ##IDA## -4 error occurred at time = 0.447792486697896 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 0.447792 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0036013s reading init.xml | | | | | | 0.000324368s reading info.xml | | | | | | 0.000348954s [ 16.1%] pre-initialization | | | | | | 0.000236534s [ 10.9%] initialization | | | | | | 0.00031486s [ 14.6%] steps | | | | | | 0.000931385s [ 43.0%] solver (excl. callbacks) | | | | | | 0.000252782s [ 11.7%] creating output-file | | | | | | 8.089e-05s [ 3.7%] event-handling | | | | | | 7.1651e-05s [ 3.3%] overhead | | | | | | -7.3141e-05s [ -3.4%] simulation | | | | | | 0.00216392s [100.0%] total | | | | | events | | | | | | 2 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 64 steps taken | | | | | | 120 calls of functionODE | | | | | | 92 evaluations of jacobian | | | | | | 0 error test failures | | | | | | 43 convergence test failures | | | | | | 0.000345783s time of jacobian evaluation