Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.44 Regular simulation: ./BuildingSystems_BuildingSystems.Fluid.Movers.BaseClasses.Validation.NegativePressureOrFlow -abortSlowSimulation -alarm=480 -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 = 3009.35851511321 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 3009.36 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.00223011s reading init.xml | | | | | | 0.000228038s reading info.xml | | | | | | 0.000129964s [ 2.1%] pre-initialization | | | | | | 0.000231424s [ 3.7%] initialization | | | | | | 0.000168005s [ 2.7%] steps | | | | | | 0.00124375s [ 20.0%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | -2.44845e-21s [ -0.0%] event-handling | | | | | | 0.00143888s [ 23.2%] overhead | | | | | | 0.00288955s [ 46.6%] simulation | | | | | | 0.00620654s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 156 steps taken | | | | | | 437 calls of functionODE | | | | | | 66 evaluations of jacobian | | | | | | 38 error test failures | | | | | | 13 convergence test failures | | | | | | 3.6659e-05s time of jacobian evaluation