Environment - simulationEnvironment: startTime=1.0368e+07 stopTime=1.05408e+07 tolerance=1e-06 numberOfIntervals=2500 stepSize=69.12 Regular simulation: ./Buildings_8_Buildings.Experimental.DHC.CentralPlants.Cooling.Subsystems.Examples.CoolingTowersWithBypass -abortSlowSimulation -alarm=480 -s gbode -lv LOG_STATS LOG_STDOUT | warning | Numerical Jacobians without coloring are currently not supported by GBODE. Colored numerical Jacobian will be used. LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/HeatExchangers/CoolingTowers/BaseClasses/Merkel.mo:97:3-98:53:writable] | | | | The following assertion has been violated at time 10368138.240000 | | | | ((tow.cooTowSys.cooTow[1].per.FRWat >= 0.0 and tow.cooTowSys.cooTow[1].per.FRWat <= 1.0)) --> "Variable violating min/max constraint: 0.0 <= tow.cooTowSys.cooTow[1].per.FRWat <= 1.0, has value: -5.06142e-112" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/HeatExchangers/CoolingTowers/BaseClasses/Merkel.mo:97:3-98:53:writable] | | | | The following assertion has been violated at time 10368207.360000 | | | | ((tow.cooTowSys.cooTow[2].per.FRWat >= 0.0 and tow.cooTowSys.cooTow[2].per.FRWat <= 1.0)) --> "Variable violating min/max constraint: 0.0 <= tow.cooTowSys.cooTow[2].per.FRWat <= 1.0, has value: -1.33255e-176" LOG_STATS | info | gbode (single-rate integration): esdirk4 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0216521s reading init.xml | | | | | | 0.00204514s reading info.xml | | | | | | 0.000239218s [ 0.0%] pre-initialization | | | | | | 0.0302565s [ 0.3%] initialization | | | | | | 0.000792256s [ 0.0%] steps | | | | | | 0s [ 0.0%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00675639s [ 0.1%] event-handling | | | | | | 0.0297456s [ 0.3%] overhead | | | | | | 10.8709s [ 99.4%] simulation | | | | | | 10.9386s [100.0%] total | | | | | events | | | | | | 239 state events | | | | | | 0 time events | | | | | solver: gbode | | | | | | 29895 steps taken | | | | | | 1005687 calls of functionODE | | | | | | 10824 evaluations of jacobian | | | | | | 4866 error test failures | | | | | | 0 convergence test failures | | | | | | 0s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.