Environment - simulationEnvironment: startTime=0 stopTime=600 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.24 Regular simulation: ./BuildingSystems_BuildingSystems.Fluid.Movers.Validation.ControlledFlowMachine -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 = 2.15868074913545e-06 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 2.15868e-06 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0229645s reading init.xml | | | | | | 0.00225986s reading info.xml | | | | | | 0.000171712s [ 5.3%] pre-initialization | | | | | | 0.00270064s [ 83.6%] initialization | | | | | | 0.000221967s [ 6.9%] steps | | | | | | 0.001573s [ 48.7%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 1.283e-06s [ 0.0%] event-handling | | | | | | 9.117e-06s [ 0.3%] overhead | | | | | | -0.00144591s [-44.7%] simulation | | | | | | 0.0032318s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 1 steps taken | | | | | | 23 calls of functionODE | | | | | | 12 evaluations of jacobian | | | | | | 0 error test failures | | | | | | 11 convergence test failures | | | | | | 9.3457e-05s time of jacobian evaluation