startTime=0 stopTime=14400 tolerance=1e-06 numberOfIntervals=2500 stepSize=5.76 Regular simulation: ./Buildings_maint.7.0.x_Buildings.Fluid.Storage.Validation.HeatExchangerDynamics -abortSlowSimulation -alarm=480 -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully without homotopy method. stdout | info | ##IDA## -4 error occurred at time = 6299.8671529092 stdout | info | model terminate | Integrator failed. | Simulation terminated at time 6299.87 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0603068s reading init.xml | | | | | | 0.00617208s reading info.xml | | | | | | 0.000395602s [ 0.3%] pre-initialization | | | | | | 0.00105468s [ 0.7%] initialization | | | | | | 0.0217132s [ 15.3%] steps | | | | | | 0.0829798s [ 58.6%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00312792s [ 2.2%] event-handling | | | | | | 0.00567029s [ 4.0%] overhead | | | | | | 0.0266871s [ 18.8%] simulation | | | | | | 0.141629s [100.0%] total | | | | | events | | | | | | 4 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 1880 steps taken | | | | | | 3601 calls of functionODE | | | | | | 367 evaluations of jacobian | | | | | | 170 error test failures | | | | | | 17 convergence test failures | | | | | | 0.0297672s time of jacobian evaluation