Environment - simulationEnvironment: startTime=0 stopTime=172800 tolerance=1e-06 numberOfIntervals=2500 stepSize=69.12 Regular simulation: ./Buildings_8_Buildings.Examples.VAVCO2.VAVSystemCTControl -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 = 21600.0000021602 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 21600 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0812826s reading init.xml | | | | | | 0.00635612s reading info.xml | | | | | | 0.000566092s [ 0.8%] pre-initialization | | | | | | 0.0078923s [ 11.6%] initialization | | | | | | 0.00292824s [ 4.3%] steps | | | | | | 0.0318552s [ 47.0%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00283719s [ 4.2%] event-handling | | | | | | 0.00695775s [ 10.3%] overhead | | | | | | 0.0147666s [ 21.8%] simulation | | | | | | 0.0678033s [100.0%] total | | | | | events | | | | | | 1 state events | | | | | | 1 time events | | | | | solver: ida | | | | | | 414 steps taken | | | | | | 991 calls of functionODE | | | | | | 86 evaluations of jacobian | | | | | | 98 error test failures | | | | | | 13 convergence test failures | | | | | | 0.0181242s time of jacobian evaluation