Environment - simulationEnvironment: startTime=0 stopTime=172800 tolerance=1e-06 numberOfIntervals=2500 stepSize=69.12 Regular simulation: ./Buildings_latest_Buildings.Examples.VAVCO2.VAVSystemCTControl -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 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 | | | | | | 0.0946829s reading init.xml | | | | | | 0.00667871s reading info.xml | | | | | | 0.00399643s [ 4.6%] pre-initialization | | | | | | 0.00919584s [ 10.6%] initialization | | | | | | 0.00306492s [ 3.5%] steps | | | | | | 0.0349897s [ 40.5%] solver (excl. callbacks) | | | | | | 0.00429768s [ 5.0%] creating output-file | | | | | | 0.00421538s [ 4.9%] event-handling | | | | | | 0.0076393s [ 8.8%] overhead | | | | | | 0.0190026s [ 22.0%] simulation | | | | | | 0.0864018s [100.0%] total | | | | | events | | | | | | 1 state events | | | | | | 1 time events | | | | | solver: ida | | | | | | 366 steps taken | | | | | | 898 calls of functionODE | | | | | | 115 evaluations of jacobian | | | | | | 74 error test failures | | | | | | 15 convergence test failures | | | | | | 0.027617s time of jacobian evaluation