Environment - simulationEnvironment: startTime=1.5984e+07 stopTime=1.67616e+07 tolerance=1e-06 numberOfIntervals=2500 stepSize=311.04 Regular simulation: ./Buildings_11_Buildings.Air.Systems.SingleZone.VAV.Examples.OptimalStart.ConventionalSummer -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS LOG_STDOUT | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 15984000.000000. That might raise performance issues, for more information use -lv LOG_LS. LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/Fluid/Interfaces.mo:13:5-14:68:writable] | | | | The following assertion has been violated at time 15984000.000000 | | | | ((zonAHUOpt.sinZonFlo.ports[2].m_flow >= -1e5 and zonAHUOpt.sinZonFlo.ports[2].m_flow <= 0.0)) --> "Variable violating min/max constraint: -1e5 <= zonAHUOpt.sinZonFlo.ports[2].m_flow <= 0.0, has value: 0.132142" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/Fluid/Interfaces.mo:13:5-14:68:writable] | | | | The following assertion has been violated at time 15984000.000000 | | | | ((zonAHUCon.sinZonFlo.ports[2].m_flow >= -1e5 and zonAHUCon.sinZonFlo.ports[2].m_flow <= 0.0)) --> "Variable violating min/max constraint: -1e5 <= zonAHUCon.sinZonFlo.ports[2].m_flow <= 0.0, has value: 0.132142" LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_STDOUT | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 15984000.000114. That might raise performance issues, for more information use -lv LOG_LS. LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/Fluid/Interfaces/PartialTwoPortTransport.mo:34:3-36:69:writable] | | | | The following assertion has been violated at time 16653600.001665 | | | | ((zonAHUOpt.hvac.ideVal.preMasFlo.m_flow >= 0.0 and zonAHUOpt.hvac.ideVal.preMasFlo.m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUOpt.hvac.ideVal.preMasFlo.m_flow <= 1e5, has value: -7.07475e-74" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/Fluid/Interfaces/PartialFourPortInterface.mo:23:3-24:84:writable] | | | | The following assertion has been violated at time 16740000.001674 | | | | ((zonAHUOpt.hvac.cooCoi.m1_flow >= 0.0 and zonAHUOpt.hvac.cooCoi.m1_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUOpt.hvac.cooCoi.m1_flow <= 1e5, has value: -1.76869e-74" LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.568138s reading init.xml | | | | | | 0.0412743s reading info.xml | | | | | | 0.0172219s [ 0.1%] pre-initialization | | | | | | 0.0648544s [ 0.3%] initialization | | | | | | 0.00144191s [ 0.0%] steps | | | | | | 0.396762s [ 2.1%] solver (excl. callbacks) | | | | | | 0.109247s [ 0.6%] creating output-file | | | | | | 3.11388s [ 16.2%] event-handling | | | | | | 0.0639519s [ 0.3%] overhead | | | | | | 15.4672s [ 80.4%] simulation | | | | | | 19.2346s [100.0%] total | | | | | events | | | | | | 205 state events | | | | | | 10 time events | | | | | solver: dassl | | | | | | 11968 steps taken | | | | | | 17617 calls of functionODE | | | | | | 3116 evaluations of jacobian | | | | | | 941 error test failures | | | | | | 0 convergence test failures | | | | | | 12.1957s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.