Environment - simulationEnvironment: startTime=0 stopTime=172800 tolerance=1e-06 numberOfIntervals=2500 stepSize=69.12 Regular simulation: ./Buildings_8_Buildings.Examples.Tutorial.Boiler.System1 -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 without homotopy method. LOG_STDOUT | info | ##IDA## -4 error occurred at time = 47372.2784660412 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 47372.3 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0018177s reading init.xml | | | | | | 0.000188624s reading info.xml | | | | | | 0.000176601s [ 2.3%] pre-initialization | | | | | | 0.000252684s [ 3.3%] initialization | | | | | | 0.000211226s [ 2.8%] steps | | | | | | 0.0040522s [ 53.4%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00385988s [ 50.8%] event-handling | | | | | | 0.000860951s [ 11.3%] overhead | | | | | | -0.001819s [-24.0%] simulation | | | | | | 0.00759454s [100.0%] total | | | | | events | | | | | | 1 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 430 steps taken | | | | | | 563 calls of functionODE | | | | | | 120 evaluations of jacobian | | | | | | 14 error test failures | | | | | | 38 convergence test failures | | | | | | 0.000256843s time of jacobian evaluation