Environment - simulationEnvironment: startTime=1.6848e+07 stopTime=1.728e+07 tolerance=1e-07 numberOfIntervals=480 stepSize=900 Regular simulation: ./Buildings_latest_Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Summer_Autosizing -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -lv LOG_STATS LOG_STDOUT | warning | Numerical Jacobians without coloring are currently not supported by GBODE. Colored numerical Jacobian will be used. EnergyPlus Starting EnergyPlus, Version 24.2.0-638b8408fd (No OpenGL), YMD=2026.10.08 21:05 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 | 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 16848060.000000 | | | | ((hvac.fanSup.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.fanSup.etaHyd, has value: -2.52542e-19" 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 16848060.000000 | | | | ((hvac.fanSup.heaDis.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.fanSup.heaDis.etaHyd, has value: -4.63114e-15" 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 16917000.000000 | | | | ((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: -3.77742e-29" 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 16917000.000000 | | | | ((hvac.pumCooCoi.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.pumCooCoi.etaHyd, has value: -1.85279e-26" 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 16917000.000000 | | | | ((hvac.pumCooCoi.heaDis.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.pumCooCoi.heaDis.etaHyd, has value: -2.03239e-24" LOG_ASSERT | debug | Buildings_latest_Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Summer_Autosizing_functions.c:6737: Invalid root: (-0.148851)^(-1.5) LOG_ASSERT | debug | Buildings_latest_Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Summer_Autosizing_functions.c:6747: Invalid root: (-0.148851)^(-1.5) LOG_ASSERT | debug | Buildings_latest_Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Summer_Autosizing_functions.c:6786: Invalid root: (-0.148851)^(-1.25) LOG_ASSERT | debug | Buildings_latest_Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Summer_Autosizing_functions.c:6796: Invalid root: (-0.148851)^(-1.25) 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 17003400.000000 | | | | ((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: -5.28884e-12" 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 17262596.396504 | | | | ((hvac.pumCooCoi.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.pumCooCoi.eff.yMot, has value: -4.84483e-308" LOG_STATS | info | gbode (single-rate integration): radauIIA3 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0s reading init.xml | | | | | | 0s reading info.xml | | | | | | 7.2637e-05s [ 0.0%] pre-initialization | | | | | | 5.88608s [ 52.9%] initialization | | | | | | 0s [ 0.0%] steps | | | | | | 0s [ 0.0%] solver (excl. callbacks) | | | | | | 9.167e-06s [ 0.0%] creating output-file | | | | | | 0.719598s [ 6.5%] event-handling | | | | | | 0s [ 0.0%] overhead | | | | | | 4.5222s [ 40.6%] simulation | | | | | | 11.128s [100.0%] total | | | | | events | | | | | | 39 state events | | | | | | 730 time events | | | | | solver: gbode | | | | | | 11622 steps taken | | | | | | 88790 calls of functionODE | | | | | | 5309 evaluations of jacobian | | | | | | 35 error test failures | | | | | | 2848 convergence test failures | | | | | | 0s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully. Writing final SQL reports EnergyPlus Run Time=00hr 00min 5.67sec EnergyPlus Completed Successfully.