Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.44 Regular simulation: ./IDEAS_dev_IDEAS.Fluid.Chillers.ModularReversible.Validation.ConstantCarnotEffectiveness -abortSlowSimulation -alarm=480 -lv LOG_STATS LOG_STDOUT | warning | Internal Numerical Jacobians without coloring are currently not supported by IDA with KLU. Colored numerical Jacobian will be used. LOG_SUCCESS | info | The initialization finished successfully without homotopy method. LOG_STDOUT | info | ##IDA## -4 error occurred at time = 1859.94000001001 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 1859.94 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.00995308s reading init.xml | | | | | | 0.000793448s reading info.xml | | | | | | 0.000231995s [ 2.8%] pre-initialization | | | | | | 0.000340638s [ 4.1%] initialization | | | | | | 9.7613e-05s [ 1.2%] steps | | | | | | 0.00204256s [ 24.3%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00114354s [ 13.6%] event-handling | | | | | | 0.00246188s [ 29.3%] overhead | | | | | | 0.00209197s [ 24.9%] simulation | | | | | | 0.00841019s [100.0%] total | | | | | events | | | | | | 7 state events | | | | | | 0 time events | | | | | solver: ida | | | | | | 411 steps taken | | | | | | 546 calls of functionODE | | | | | | 122 evaluations of jacobian | | | | | | 8 error test failures | | | | | | 10 convergence test failures | | | | | | 0.00116906s time of jacobian evaluation