startTime=0 stopTime=10000 tolerance=1e-06 numberOfIntervals=2500 stepSize=4 Regular simulation: ./Buildings_8.0.0_Buildings.Fluid.CHPs.Validation.ThermalFollowing -abortSlowSimulation -alarm=480 -lv LOG_STATS stdout | info | ... loading "tab1" from "/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/Resources/Data/Fluid/CHPs/Validation/MicroCogeneration.mos" LOG_SUCCESS | info | The initialization finished successfully without homotopy method. stdout | info | ##IDA## -6 error occurred at time = 4462.73776830526 stdout | info | model terminate | Integrator failed. | Simulation terminated at time 4462.74 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0327898s reading init.xml | | | | | | 0.00348006s reading info.xml | | | | | | 0.000227166s [ 0.5%] pre-initialization | | | | | | 0.00291057s [ 5.9%] initialization | | | | | | 0.000325882s [ 0.7%] steps | | | | | | 0.0154231s [ 31.0%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00139874s [ 2.8%] event-handling | | | | | | 0.00340545s [ 6.9%] overhead | | | | | | 0.0259859s [ 52.3%] simulation | | | | | | 0.0496768s [100.0%] total | | | | | events | | | | | | 8 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 2839 steps taken | | | | | | 4220 calls of functionODE | | | | | | 719 evaluations of jacobian | | | | | | 251 error test failures | | | | | | 8 convergence test failures | | | | | | 0.00645543s time of jacobian evaluation