Environment - simulationEnvironment: startTime=0 stopTime=86400 tolerance=1e-06 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./Buildings_11_Buildings.DHC.ETS.Heating.Examples.Direct -abortSlowSimulation -alarm=400 -s ida -emit_protected -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_ASSERT | debug | Buildings_11_Buildings.DHC.ETS.Heating.Examples.Direct_functions.c:2050: Invalid root: (50)^(542.283) LOG_STDOUT | info | ##IDA## -8 error occurred at time = 2352.6613674585 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 2352.66 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0202426s reading init.xml | | | | | | 0.00170071s reading info.xml | | | | | | 0.00094349s [ 0.0%] pre-initialization | | | | | | 0.000416541s [ 0.0%] initialization | | | | | | 0.000229029s [ 0.0%] steps | | | | | | 57.0252s [ 29.1%] solver (excl. callbacks) | | | | | | 0.000783541s [ 0.0%] creating output-file | | | | | | 1.0527e-05s [ 0.0%] event-handling | | | | | | 0.000543943s [ 0.0%] overhead | | | | | | 138.842s [ 70.9%] simulation | | | | | | 195.871s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 9847713 steps taken | | | | | | 19697786 calls of functionODE | | | | | | 14765826 evaluations of jacobian | | | | | | 965 error test failures | | | | | | 4921258 convergence test failures | | | | | | 132.299s time of jacobian evaluation