Environment - simulationEnvironment: startTime=0 stopTime=360000 tolerance=1e-06 numberOfIntervals=2500 stepSize=144 Regular simulation: ./Buildings_13_Buildings.DHC.ETS.Combined.Validation.HeatRecoveryHeatPump -abortSlowSimulation -alarm=240 -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 = 91.9800849783093 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 91.9801 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0s reading init.xml | | | | | | 0s reading info.xml | | | | | | 8.0923e-05s [ 0.3%] pre-initialization | | | | | | 0.00339029s [ 10.8%] initialization | | | | | | 0s [ 0.0%] steps | | | | | | 0.00341326s [ 10.8%] solver (excl. callbacks) | | | | | | 2.755e-06s [ 0.0%] creating output-file | | | | | | 0s [ 0.0%] event-handling | | | | | | 0s [ 0.0%] overhead | | | | | | 0.0245945s [ 78.1%] simulation | | | | | | 0.0314817s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 717 steps taken | | | | | | 1308 calls of functionODE | | | | | | 203 evaluations of jacobian | | | | | | 73 error test failures | | | | | | 30 convergence test failures | | | | | | 0.0158885s time of jacobian evaluation