Environment - simulationEnvironment: startTime=1.6848e+07 stopTime=1.728e+07 tolerance=1e-07 numberOfIntervals=480 stepSize=900 Regular simulation (cvode: SUNDIALS CVODE): (cd run_cvode && ../Buildings_latest_Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.Guideline36Summer_Autosizing -abortSlowSimulation -alarm=240 -lv LOG_STATS -inputPath=.. -s cvode) EnergyPlus Starting EnergyPlus, Version 24.2.0-638b8408fd (No OpenGL), YMD=2026.10.22 14:34 Initializing Response Factors Calculating CTFs for "ATTIC NON-RES FLOOR" Calculating CTFs for "ATTIC NON-RES ROOF" Calculating CTFs for "INTERIORFURNISHINGS" Calculating CTFs for "MASS NON-RES EXT WALL" Calculating CTFs for "EXT-SLAB" Calculating CTFs for "INT-WALLS" Initializing Window Optical Properties Initializing Solar Calculations Allocate Solar Module Arrays Initializing Zone and Enclosure Report Variables Initializing Surface (Shading) Report Variables Determining Shadowing Combinations Computing Window Shade Absorption Factors Proceeding with Initializing Solar Calculations Initializing Surfaces Initializing Outdoor environment for Surfaces Setting up Surface Reporting Variables Initializing Temperature and Flux Histories Initializing Window Shading Computing Interior Absorption Factors Computing Interior Diffuse Solar Absorption Factors Initializing Solar Heat Gains Initializing Internal Heat Gains Initializing Interior Solar Distribution Initializing Interior Convection Coefficients Gathering Information for Predefined Reporting Completed Initializing Surface Heat Balance Calculate Outside Surface Heat Balance Calculate Inside Surface Heat Balance Calculate Air Heat Balance Initializing HVAC Warming up Warming up Warming up Warming up Warming up Warming up Performing Zone Sizing Simulation ...for Sizing Period: #1 CHICAGO ANN CLG .4% CONDNS WB=>MDB Warming up Warming up Warming up Warming up Warming up Warming up Performing Zone Sizing Simulation ...for Sizing Period: #2 CHICAGO ANN HTG 99.6% CONDNS DB 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 07/15/2006 for SPAWN-RUNPERIOD LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Examples/VAVReheat/BaseClasses/VAVReheatBox.mo:70:3-74:57:writable] | | | | The following assertion has been violated at time 16848000.000000 | | | | ((hvac.VAVBox[1].VSup_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.VAVBox[1].VSup_flow, has value: -4.20836e-13" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Examples/VAVReheat/BaseClasses/VAVReheatBox.mo:70:3-74:57:writable] | | | | The following assertion has been violated at time 16848000.000000 | | | | ((hvac.VAVBox[2].VSup_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.VAVBox[2].VSup_flow, has value: -3.73538e-13" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Examples/VAVReheat/BaseClasses/VAVReheatBox.mo:70:3-74:57:writable] | | | | The following assertion has been violated at time 16848000.000000 | | | | ((hvac.VAVBox[3].VSup_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.VAVBox[3].VSup_flow, has value: -3.69515e-13" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Examples/VAVReheat/BaseClasses/VAVReheatBox.mo:70:3-74:57:writable] | | | | The following assertion has been violated at time 16848000.000000 | | | | ((hvac.VAVBox[4].VSup_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.VAVBox[4].VSup_flow, has value: -4.10956e-13" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Examples/VAVReheat/BaseClasses/VAVReheatBox.mo:70:3-74:57:writable] | | | | The following assertion has been violated at time 16848000.000000 | | | | ((hvac.VAVBox[5].VSup_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.VAVBox[5].VSup_flow, has value: -3.59023e-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 master/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:101:3-101:89:writable] | | | | The following assertion has been violated at time 16848000.000001 | | | | ((hvac.fanSup.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.fanSup.etaHyd, has value: -2.2915e-16" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/Movers/BaseClasses/PowerInterface.mo:46:3-47:27:writable] | | | | The following assertion has been violated at time 16848000.000001 | | | | ((hvac.fanSup.heaDis.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.fanSup.heaDis.etaHyd, has value: -4.20218e-12" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 16870443.792047 | | | | ((hvac.conVAV[1].ala.not2.y)) --> "Warning: airflow is less than 70% of the setpoint." LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 16870443.792047 | | | | ((hvac.conVAV[2].ala.not1.y)) --> "Warning: airflow is less than 50% of the setpoint." LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 16870443.792047 | | | | ((hvac.conVAV[2].ala.not2.y)) --> "Warning: airflow is less than 70% of the setpoint." LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 16870443.792047 | | | | ((hvac.conVAV[3].ala.not1.y)) --> "Warning: airflow is less than 50% of the setpoint." LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 16870443.792047 | | | | ((hvac.conVAV[3].ala.not2.y)) --> "Warning: airflow is less than 70% of the setpoint." LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 16870443.792047 | | | | ((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 master/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 16870443.792047 | | | | ((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 master/Fluid/Movers/BaseClasses/FlowMachineInterface.mo:311:3-315:28:writable] | | | | The following assertion has been violated at time 16916415.000000 | | | | ((hvac.fanSup.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.fanSup.eff.yMot, has value: -9.09536e-70" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/HeatExchangers/WetCoilEffectivenessNTU.mo:78:3-83:35:writable] | | | | The following assertion has been violated at time 16916520.000000 | | | | ((hvac.cooCoi.SHR >= 0.0 and hvac.cooCoi.SHR <= 1.0)) --> "Variable violating min/max constraint: 0.0 <= hvac.cooCoi.SHR <= 1.0, has value: -2.10173e-31" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:101:3-101:89:writable] | | | | The following assertion has been violated at time 16916520.000000 | | | | ((hvac.pumCooCoi.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.pumCooCoi.etaHyd, has value: -1.00739e-23" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/Movers/BaseClasses/PowerInterface.mo:46:3-47:27:writable] | | | | The following assertion has been violated at time 16916520.000000 | | | | ((hvac.pumCooCoi.heaDis.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.pumCooCoi.heaDis.etaHyd, has value: -1.10504e-21" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/Movers/BaseClasses/FlowMachineInterface.mo:311:3-315:28:writable] | | | | The following assertion has been violated at time 16916520.000000 | | | | ((hvac.pumCooCoi.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.pumCooCoi.eff.yMot, has value: -3.87898e-184" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/Sensors/VolumeFlowRate.mo:19:3-26:24:writable] | | | | The following assertion has been violated at time 16942440.000000 | | | | ((hvac.VOut1.V_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.VOut1.V_flow, has value: -6.96295e-20" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 16956000.000000 | | | | ((hvac.conVAV[4].ala.not2.y)) --> "Warning: airflow is less than 70% of the setpoint." LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 16956300.000000 | | | | ((hvac.conVAV[4].ala.not1.y)) --> "Warning: airflow is less than 50% of the setpoint." LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/Movers/BaseClasses/PartialFlowMachine.mo:117:3-118:81:writable] | | | | The following assertion has been violated at time 17089233.142044 | | | | ((hvac.pumCooCoi.m_flow >= 0.0 and hvac.pumCooCoi.m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= hvac.pumCooCoi.m_flow <= 1e5, has value: -3.52434e-13" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Controls/OBC/CDL/Utilities/Assert.mo:11:3-11:45:writable] | | | | The following assertion has been violated at time 17133861.934317 | | | | ((hvac.conVAV[1].ala.not1.y)) --> "Warning: airflow is less than 50% of the setpoint." LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.233856s reading init.xml | | | | | | 0.0276584s reading info.xml | | | | | | 0.000565403s [ 0.0%] pre-initialization | | | | | | 5.67929s [ 31.9%] initialization | | | | | | 0.00222452s [ 0.0%] steps | | | | | | 1.54545s [ 8.7%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 2.07586s [ 11.7%] event-handling | | | | | | 0.0443816s [ 0.2%] overhead | | | | | | 8.43899s [ 47.4%] simulation | | | | | | 17.7868s [100.0%] total | | | | | events | | | | | | 1068 state events | | | | | | 3955 time events | | | | | solver: cvode | | | | | | 72650 steps taken | | | | | | 108183 calls of functionODE | | | | | | 5617 evaluations of jacobian | | | | | | 3804 error test failures | | | | | | 515 convergence test failures | | | | | | 3.61275s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully. Writing final SQL reports EnergyPlus Run Time=00hr 00min 12.51sec EnergyPlus Completed Successfully.