Environment - simulationEnvironment: startTime=0 stopTime=604800 tolerance=1e-06 numberOfIntervals=2500 stepSize=241.92 Regular simulation: ./Buildings_8_Buildings.Examples.VAVReheat.Validation.Guideline36SteadyState -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_STDOUT | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 0.000000. That might raise performance issues, for more information use -lv LOG_LS. LOG_STDOUT | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 0.000000. That might raise performance issues, for more information use -lv LOG_LS. LOG_STDOUT | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 0.000000. That might raise performance issues, for more information use -lv LOG_LS. LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_STDOUT | info | ##IDA## -4 error occurred at time = 1.48071426851984 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 1.48071 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.531632s reading init.xml | | | | | | 0.0496331s reading info.xml | | | | | | 0.001152s [ 0.6%] pre-initialization | | | | | | 0.0770106s [ 37.8%] initialization | | | | | | 0.101312s [ 49.8%] steps | | | | | | 0.0702868s [ 34.5%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.0235439s [ 11.6%] event-handling | | | | | | 0.000139652s [ 0.1%] overhead | | | | | | -0.0699776s [-34.4%] simulation | | | | | | 0.203467s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 1 time events | | | | | solver: ida | | | | | | 29 steps taken | | | | | | 82 calls of functionODE | | | | | | 20 evaluations of jacobian | | | | | | 0 error test failures | | | | | | 10 convergence test failures | | | | | | 0.129039s time of jacobian evaluation