Environment - simulationEnvironment:
startTime=6.3936e+06
stopTime=7.1712e+06
tolerance=1e-06
numberOfIntervals=2500
stepSize=311.04
Regular simulation: ./Buildings_12_Buildings.Air.Systems.SingleZone.VAV.Examples.OptimalStart.ConventionalSpring  -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 6393600.000000. That might raise performance issues, for more information use -lv LOG_LS.
LOG_ASSERT        | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/Fluid/Interfaces.mo:13:5-14:68:writable]
|                 | |       | The following assertion has been violated at time 6393600.000000
|                 | |       | ((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: 0.0444045"
LOG_ASSERT        | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/Fluid/Interfaces.mo:13:5-14:68:writable]
|                 | |       | The following assertion has been violated at time 6393600.000000
|                 | |       | ((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: 0.0444045"
LOG_SUCCESS       | info    | The initialization finished successfully with 3 homotopy steps.
LOG_ASSERT        | info    | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.1-maint.12.x/Fluid/Interfaces/PartialFourPortInterface.mo:23:3-24:84:writable]
|                 | |       | The following assertion has been violated at time 6595200.000660
|                 | |       | ((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: -7.07475e-74"
LOG_ASSERT        | info    | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.1-maint.12.x/Fluid/Interfaces/PartialTwoPortTransport.mo:34:3-36:69:writable]
|                 | |       | The following assertion has been violated at time 6595292.403215
|                 | |       | ((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: -9.88131e-324"
LOG_STATS         | info    | ### STATISTICS ###
|                 | |       | | timer
|                 | |       | | |     0.531018s          reading init.xml
|                 | |       | | |     0.040382s          reading info.xml
|                 | |       | | |     0.016442s [  0.1%] pre-initialization
|                 | |       | | |    0.0649225s [  0.5%] initialization
|                 | |       | | |   0.00112882s [  0.0%] steps
|                 | |       | | |     0.286567s [  2.1%] solver (excl. callbacks)
|                 | |       | | |    0.0778008s [  0.6%] creating output-file
|                 | |       | | |      2.15558s [ 16.0%] event-handling
|                 | |       | | |    0.0540734s [  0.4%] overhead
|                 | |       | | |      10.8429s [ 80.3%] simulation
|                 | |       | | |      13.4994s [100.0%] total
|                 | |       | | events
|                 | |       | | |   114 state events
|                 | |       | | |    10 time events
|                 | |       | | solver: dassl
|                 | |       | | |  9613 steps taken
|                 | |       | | | 14462 calls of functionODE
|                 | |       | | |  2292 evaluations of jacobian
|                 | |       | | |   857 error test failures
|                 | |       | | |     0 convergence test failures
|                 | |       | | | 8.27342s time of jacobian evaluation
LOG_SUCCESS       | info    | The simulation finished successfully.