Environment - simulationEnvironment: startTime=432000 stopTime=864000 tolerance=1e-07 numberOfIntervals=2500 stepSize=172.8 Regular simulation (cvode: SUNDIALS CVODE): (cd run_cvode && ../Buildings_13_Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.Guideline36Winter -abortSlowSimulation -alarm=240 -lv LOG_STATS -inputPath=.. -s cvode) EnergyPlus Starting EnergyPlus, Version 24.2.0-9f1b36b00b, YMD=2026.10.22 14:05 Adjusting Air System Sizing Adjusting Standard 62.1 Ventilation Sizing Initializing Simulation Reporting Surfaces Beginning Primary Simulation Initializing New Environment Parameters Warming up {1} Warming up {2} Warming up {3} Warming up {4} Warming up {5} Warming up {6} Warming up {7} Warming up {8} Warming up {9} Warming up {10} Warming up {11} Starting Simulation at 01/06/2006 for SPAWN-RUNPERIOD LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Examples/VAVReheat/BaseClasses/VAVReheatBox.mo:70:3-74:57:writable] | | | | The following assertion has been violated at time 432000.000000 | | | | ((hvac.VAVBox[1].VSup_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.VAVBox[1].VSup_flow, has value: -3.2842e-13" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Examples/VAVReheat/BaseClasses/VAVReheatBox.mo:70:3-74:57:writable] | | | | The following assertion has been violated at time 432000.000000 | | | | ((hvac.VAVBox[2].VSup_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.VAVBox[2].VSup_flow, has value: -2.92234e-13" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Examples/VAVReheat/BaseClasses/VAVReheatBox.mo:70:3-74:57:writable] | | | | The following assertion has been violated at time 432000.000000 | | | | ((hvac.VAVBox[3].VSup_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.VAVBox[3].VSup_flow, has value: -3.2842e-13" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Examples/VAVReheat/BaseClasses/VAVReheatBox.mo:70:3-74:57:writable] | | | | The following assertion has been violated at time 432000.000000 | | | | ((hvac.VAVBox[4].VSup_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.VAVBox[4].VSup_flow, has value: -2.92234e-13" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Examples/VAVReheat/BaseClasses/VAVReheatBox.mo:70:3-74:57:writable] | | | | The following assertion has been violated at time 432000.000000 | | | | ((hvac.VAVBox[5].VSup_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.VAVBox[5].VSup_flow, has value: -4.33235e-13" LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_ASSERT | debug | ##CVODE## Desired step to small! LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:101:3-101:89:writable] | | | | The following assertion has been violated at time 432000.000004 | | | | ((hvac.fanSup.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.fanSup.etaHyd, has value: -4.02153e-13" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Fluid/Movers/BaseClasses/PowerInterface.mo:46:3-47:27:writable] | | | | The following assertion has been violated at time 432000.000004 | | | | ((hvac.fanSup.heaDis.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.fanSup.heaDis.etaHyd, has value: -9.91381e-09" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 453900.000000 | | | | ((hvac.conVAV[5].ala.not1.y)) --> "Warning: airflow is less than 50% of the setpoint." LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 453900.000000 | | | | ((hvac.conVAV[5].ala.not2.y)) --> "Warning: airflow is less than 70% of the setpoint." LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Fluid/Movers/BaseClasses/FlowMachineInterface.mo:311:3-315:28:writable] | | | | The following assertion has been violated at time 500430.000000 | | | | ((hvac.fanSup.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.fanSup.eff.yMot, has value: -6.64238e-54" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:101:3-101:89:writable] | | | | The following assertion has been violated at time 504403.200000 | | | | ((hvac.pumHeaCoi.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.pumHeaCoi.etaHyd, has value: -4.31065e-23" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Fluid/Movers/BaseClasses/PowerInterface.mo:46:3-47:27:writable] | | | | The following assertion has been violated at time 504403.200000 | | | | ((hvac.pumHeaCoi.heaDis.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.pumHeaCoi.heaDis.etaHyd, has value: -3.83305e-22" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Fluid/Movers/BaseClasses/FlowMachineInterface.mo:311:3-315:28:writable] | | | | The following assertion has been violated at time 504600.000000 | | | | ((hvac.pumHeaCoi.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.pumHeaCoi.eff.yMot, has value: -1.60372e-134" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Utilities/Psychrometrics/TDewPoi_pW.mo:5:3-9:74:writable] | | | | The following assertion has been violated at time 531878.400000 | | | | ((hvac.cooCoi.dryWetCalcs.TDewIn.p_w >= 100.0)) --> "Variable violating min constraint: 100.0 <= hvac.cooCoi.dryWetCalcs.TDewIn.p_w, has value: 99.8582" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:117:3-118:81:writable] | | | | The following assertion has been violated at time 673242.916254 | | | | ((hvac.pumHeaCoi.m_flow >= 0.0 and hvac.pumHeaCoi.m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= hvac.pumHeaCoi.m_flow <= 1e5, has value: -7.39109e-12" LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.253729s reading init.xml | | | | | | 0.0237266s reading info.xml | | | | | | 0.00129217s [ 0.0%] pre-initialization | | | | | | 5.33955s [ 23.2%] initialization | | | | | | 0.00282763s [ 0.0%] steps | | | | | | 2.17117s [ 9.4%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 2.91602s [ 12.7%] event-handling | | | | | | 0.0773049s [ 0.3%] overhead | | | | | | 12.482s [ 54.3%] simulation | | | | | | 22.9901s [100.0%] total | | | | | events | | | | | | 2874 state events | | | | | | 3977 time events | | | | | solver: cvode | | | | | | 100538 steps taken | | | | | | 156668 calls of functionODE | | | | | | 8207 evaluations of jacobian | | | | | | 6611 error test failures | | | | | | 1305 convergence test failures | | | | | | 5.06644s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully. Writing final SQL reports EnergyPlus Run Time=00hr 00min 17.92sec EnergyPlus Completed Successfully.