Environment - simulationEnvironment: startTime=0 stopTime=172800 tolerance=1e-06 numberOfIntervals=2500 stepSize=69.12 Regular simulation: ./Buildings_12_Buildings.Examples.Tutorial.Boiler.System5 -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 = 28800.5251996145 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 28800.5 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0557629s reading init.xml | | | | | | 0.00441262s reading info.xml | | | | | | 0.00139827s [ 2.2%] pre-initialization | | | | | | 0.00140194s [ 2.2%] initialization | | | | | | 0.001276s [ 2.0%] steps | | | | | | 0.0338515s [ 52.7%] solver (excl. callbacks) | | | | | | 0.00159512s [ 2.5%] creating output-file | | | | | | 0.00222217s [ 3.5%] event-handling | | | | | | 0.00325711s [ 5.1%] overhead | | | | | | 0.0192053s [ 29.9%] simulation | | | | | | 0.0642074s [100.0%] total | | | | | events | | | | | | 5 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 3372 steps taken | | | | | | 4941 calls of functionODE | | | | | | 374 evaluations of jacobian | | | | | | 152 error test failures | | | | | | 17 convergence test failures | | | | | | 0.0162098s time of jacobian evaluation