Environment - simulationEnvironment: startTime=0 stopTime=172800 tolerance=1e-06 numberOfIntervals=2500 stepSize=69.12 Regular simulation: ./Buildings_12_Buildings.Examples.VAVCO2.VAVSystemCTControl -abortSlowSimulation -alarm=400 -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 | | | | | | 0.101376s reading init.xml | | | | | | 0.00675238s reading info.xml | | | | | | 0.00305555s [ 6.2%] pre-initialization | | | | | | 0.0099574s [ 20.3%] initialization | | | | | | 0.00326627s [ 6.7%] steps | | | | | | 0.0172959s [ 35.3%] solver (excl. callbacks) | | | | | | 0.0026959s [ 5.5%] creating output-file | | | | | | 0.00320492s [ 6.5%] event-handling | | | | | | 0.00400012s [ 8.2%] overhead | | | | | | 0.00548622s [ 11.2%] simulation | | | | | | 0.0489623s [100.0%] total | | | | | events | | | | | | 1 state events | | | | | | 1 time events | | | | | solver: ida | | | | | | 62 steps taken | | | | | | 119 calls of functionODE | | | | | | 61 evaluations of jacobian | | | | | | 4 error test failures | | | | | | 16 convergence test failures | | | | | | 0.0183454s time of jacobian evaluation