startTime=1.5552e+07 stopTime=1.56384e+07 tolerance=1e-06 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./Buildings_7.0.0_Buildings.Examples.Tutorial.SpaceCooling.System3 -abortSlowSimulation -alarm=480 -lv LOG_STATS stdout | info | ... loading "tab1" from "/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/Resources/weatherdata/USA_IL_Chicago-OHare.Intl.AP.725300_TMY3.mos" assert | warning | The following assertion has been violated during initialization at time 15552000.000000 | | | | fan.nominalValuesDefineDefaultPressureCurve assert | warning | *** Warning: You are using a flow or pressure controlled mover with the | | | | default pressure curve. | | | | This leads to approximate calculations of the electrical power | | | | consumption. Add the correct pressure curve in the record per | | | | to obtain an accurate computation. | | | | Setting nominalValuesDefineDefaultPressureCurve=true will suppress this warning. LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. stdout | info | ##IDA## -4 error occurred at time = 15580390.7943791 stdout | info | model terminate | Integrator failed. | Simulation terminated at time 1.55804e+07 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0678784s reading init.xml | | | | | | 0.00584117s reading info.xml | | | | | | 0.000282505s [ 0.1%] pre-initialization | | | | | | 0.0320604s [ 16.9%] initialization | | | | | | 0.00141741s [ 0.7%] steps | | | | | | 0.0874593s [ 46.1%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00245745s [ 1.3%] event-handling | | | | | | 0.0128621s [ 6.8%] overhead | | | | | | 0.0532968s [ 28.1%] simulation | | | | | | 0.189836s [100.0%] total | | | | | events | | | | | | 4 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 1653 steps taken | | | | | | 3336 calls of functionODE | | | | | | 906 evaluations of jacobian | | | | | | 417 error test failures | | | | | | 10 convergence test failures | | | | | | 0.0624293s time of jacobian evaluation