Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.44 Regular simulation: ./Buildings_12_Buildings.Fluid.Chillers.ModularReversible.Validation.ConstantCarnotEffectiveness -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 without homotopy method. LOG_STDOUT | info | ##IDA## -4 error occurred at time = 1859.94000001005 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 1859.94 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0134961s reading init.xml | | | | | | 0.000978735s reading info.xml | | | | | | 0.000785974s [ 7.8%] pre-initialization | | | | | | 0.000475672s [ 4.7%] initialization | | | | | | 0.000115196s [ 1.1%] steps | | | | | | 0.00232673s [ 23.0%] solver (excl. callbacks) | | | | | | 0.000744824s [ 7.4%] creating output-file | | | | | | 0.00120764s [ 12.0%] event-handling | | | | | | 0.00264558s [ 26.2%] overhead | | | | | | 0.00179817s [ 17.8%] simulation | | | | | | 0.0100998s [100.0%] total | | | | | events | | | | | | 7 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 411 steps taken | | | | | | 546 calls of functionODE | | | | | | 122 evaluations of jacobian | | | | | | 8 error test failures | | | | | | 10 convergence test failures | | | | | | 0.00127218s time of jacobian evaluation