startTime=6.5e+06 stopTime=7e+06 tolerance=1e-06 numberOfIntervals=2500 stepSize=200 Regular simulation: ./Buildings_maint.8.0.x_Buildings.Experimental.DHC.EnergyTransferStations.Combined.Generation5.Examples.ChillerBorefield -abortSlowSimulation -alarm=480 -lv LOG_STATS stdout | info | ... loading "tab1" from "/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/Resources/Data/Experimental/DHC/Loads/Examples/MediumOffice-90.1-2010-5A.mos" stdout | info | ... loading "TStep" from "tmp/temperatureResponseMatrix/daf1e760b4b8bfc2ca0f78dd58b6acf6cf91586cTStep.mat" stdout | info | ... loading "TStep" from "tmp/temperatureResponseMatrix/daf1e760b4b8bfc2ca0f78dd58b6acf6cf91586cTStep.mat" stdout | info | ... loading "TStep" from "tmp/temperatureResponseMatrix/daf1e760b4b8bfc2ca0f78dd58b6acf6cf91586cTStep.mat" stdout | info | ... loading "TStep" from "tmp/temperatureResponseMatrix/daf1e760b4b8bfc2ca0f78dd58b6acf6cf91586cTStep.mat" LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. stdout | info | ##IDA## -4 error occurred at time = 6500300.08213428 stdout | info | model terminate | Integrator failed. | Simulation terminated at time 6.5003e+06 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.223573s reading init.xml | | | | | | 0.0209186s reading info.xml | | | | | | 0.000800251s [ 0.0%] pre-initialization | | | | | | 15.4842s [ 99.6%] initialization | | | | | | 0.00388519s [ 0.0%] steps | | | | | | 15.5166s [ 99.8%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.018628s [ 0.1%] event-handling | | | | | | 0.000276465s [ 0.0%] overhead | | | | | | -15.483s [-99.6%] simulation | | | | | | 15.5414s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 7 time events | | | | | solver: ida | | | | | | 125 steps taken | | | | | | 161 calls of functionODE | | | | | | 80 evaluations of jacobian | | | | | | 1 error test failures | | | | | | 12 convergence test failures | | | | | | 0.0282762s time of jacobian evaluation