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.Guideline36Summer -abortSlowSimulation -alarm=400 -s gbode -emit_protected -lv LOG_STATS LOG_STDOUT | warning | Numerical Jacobians without coloring are currently not supported by GBODE. Colored numerical Jacobian will be used. 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/Buildings 11.1.0-maint.11.x/Controls/OBC/ASHRAE/G36/AHUs/SingleZone/VAV/Controller.mo:766:3-772:57:writable] | | | | The following assertion has been violated at time 15984000.000000 | | | | ((zonAHUG36Opt.con.ySupFan >= max(0.0, max(0.0, max(zonAHUG36Opt.con.conEco.supFanSpe_min, 0.0))) and zonAHUG36Opt.con.ySupFan <= min(1.0, min(1.0, min(zonAHUG36Opt.con.conEco.supFanSpe_max, 1.0))))) --> "Variable violating min/max constraint: max(0.0, max(0.0, max(zonAHUG36Opt.con.conEco.supFanSpe_min, 0.0))) <= zonAHUG36Opt.con.ySupFan <= min(1.0, min(1.0, min(zonAHUG36Opt.con.conEco.supFanSpe_max, 1.0))), has value: 0" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Controls/OBC/ASHRAE/G36/VentilationZones/ASHRAE62_1/Setpoints.mo:130:3-134:59:writable] | | | | The following assertion has been violated at time 15984000.000000 | | | | ((zonAHUG36Opt.con.outAirSetPoi.VMinOA_flow >= 0.5 and zonAHUG36Opt.con.outAirSetPoi.VMinOA_flow <= min(zonAHUG36Opt.con.conEco.damLim.VOutDes_flow, zonAHUG36Opt.con.conEco.VOutDes_flow))) --> "Variable violating min/max constraint: 0.5 <= zonAHUG36Opt.con.outAirSetPoi.VMinOA_flow <= min(zonAHUG36Opt.con.conEco.damLim.VOutDes_flow, zonAHUG36Opt.con.conEco.VOutDes_flow), has value: 0" 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 15984000.000000 | | | | ((zonAHUG36Opt.sinZonFlo.ports[2].m_flow >= -1e5 and zonAHUG36Opt.sinZonFlo.ports[2].m_flow <= 0.0)) --> "Variable violating min/max constraint: -1e5 <= zonAHUG36Opt.sinZonFlo.ports[2].m_flow <= 0.0, has value: 0.132142" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Controls/OBC/ASHRAE/G36/AHUs/SingleZone/VAV/Controller.mo:766:3-772:57:writable] | | | | The following assertion has been violated at time 15984000.000000 | | | | ((zonAHUG36Con.con.ySupFan >= max(0.0, max(0.0, max(zonAHUG36Con.con.conEco.supFanSpe_min, 0.0))) and zonAHUG36Con.con.ySupFan <= min(1.0, min(1.0, min(zonAHUG36Con.con.conEco.supFanSpe_max, 1.0))))) --> "Variable violating min/max constraint: max(0.0, max(0.0, max(zonAHUG36Con.con.conEco.supFanSpe_min, 0.0))) <= zonAHUG36Con.con.ySupFan <= min(1.0, min(1.0, min(zonAHUG36Con.con.conEco.supFanSpe_max, 1.0))), has value: 0" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Controls/OBC/ASHRAE/G36/VentilationZones/ASHRAE62_1/Setpoints.mo:130:3-134:59:writable] | | | | The following assertion has been violated at time 15984000.000000 | | | | ((zonAHUG36Con.con.outAirSetPoi.VMinOA_flow >= 0.5 and zonAHUG36Con.con.outAirSetPoi.VMinOA_flow <= min(zonAHUG36Con.con.conEco.damLim.VOutDes_flow, zonAHUG36Con.con.conEco.VOutDes_flow))) --> "Variable violating min/max constraint: 0.5 <= zonAHUG36Con.con.outAirSetPoi.VMinOA_flow <= min(zonAHUG36Con.con.conEco.damLim.VOutDes_flow, zonAHUG36Con.con.conEco.VOutDes_flow), has value: 0" 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 15984000.000000 | | | | ((zonAHUG36Con.sinZonFlo.ports[2].m_flow >= -1e5 and zonAHUG36Con.sinZonFlo.ports[2].m_flow <= 0.0)) --> "Variable violating min/max constraint: -1e5 <= zonAHUG36Con.sinZonFlo.ports[2].m_flow <= 0.0, has value: 0.132142" LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 1.60129e+07. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with less accuracy. LOG_ASSERT | info | [/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 16065181.440000 | | | | ((zonAHUG36Opt.sinZonFlo.ports[1].m_flow >= 0.0 and zonAHUG36Opt.sinZonFlo.ports[1].m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Opt.sinZonFlo.ports[1].m_flow <= 1e5, has value: -6.70322e-95" LOG_ASSERT | info | [/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 16065181.440000 | | | | ((zonAHUG36Con.sinZonFlo.ports[1].m_flow >= 0.0 and zonAHUG36Con.sinZonFlo.ports[1].m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Con.sinZonFlo.ports[1].m_flow <= 1e5, has value: -6.70322e-95" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Controls/OBC/CDL/Reals/LimitSlewRate.mo:21:3-23:72:writable] | | | | The following assertion has been violated at time 16065181.440000 | | | | ((zonAHUG36Opt.con.setPoiVAV.ramLim.y >= 0.0 and zonAHUG36Opt.con.setPoiVAV.ramLim.y <= 1.0)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Opt.con.setPoiVAV.ramLim.y <= 1.0, has value: -1.10354e-95" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Interfaces/PartialTwoPortInterface.mo:20:3-21:81:writable] | | | | The following assertion has been violated at time 16065181.440000 | | | | ((zonAHUG36Opt.hvac.totalRes.m_flow >= 0.0 and zonAHUG36Opt.hvac.totalRes.m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Opt.hvac.totalRes.m_flow <= 1e5, has value: -6.70322e-95" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Interfaces/PartialTwoPortTransport.mo:34:3-36:69:writable] | | | | The following assertion has been violated at time 16065181.440000 | | | | ((zonAHUG36Opt.hvac.ideEco.preMasFlo.m_flow >= 0.0 and zonAHUG36Opt.hvac.ideEco.preMasFlo.m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Opt.hvac.ideEco.preMasFlo.m_flow <= 1e5, has value: -6.70322e-95" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Controls/OBC/CDL/Reals/LimitSlewRate.mo:21:3-23:72:writable] | | | | The following assertion has been violated at time 16065181.440000 | | | | ((zonAHUG36Con.con.setPoiVAV.ramLim.y >= 0.0 and zonAHUG36Con.con.setPoiVAV.ramLim.y <= 1.0)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Con.con.setPoiVAV.ramLim.y <= 1.0, has value: -1.10354e-95" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Interfaces/PartialTwoPortInterface.mo:20:3-21:81:writable] | | | | The following assertion has been violated at time 16065181.440000 | | | | ((zonAHUG36Con.hvac.totalRes.m_flow >= 0.0 and zonAHUG36Con.hvac.totalRes.m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Con.hvac.totalRes.m_flow <= 1e5, has value: -6.70322e-95" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Interfaces/PartialTwoPortTransport.mo:34:3-36:69:writable] | | | | The following assertion has been violated at time 16065181.440000 | | | | ((zonAHUG36Con.hvac.ideEco.preMasFlo.m_flow >= 0.0 and zonAHUG36Con.hvac.ideEco.preMasFlo.m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Con.hvac.ideEco.preMasFlo.m_flow <= 1e5, has value: -6.70322e-95" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Interfaces/PartialTwoPortTransport.mo:34:3-36:69:writable] | | | | The following assertion has been violated at time 16135200.001614 | | | | ((zonAHUG36Opt.hvac.ideVal.preMasFlo.m_flow >= 0.0 and zonAHUG36Opt.hvac.ideVal.preMasFlo.m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Opt.hvac.ideVal.preMasFlo.m_flow <= 1e5, has value: -2.21086e-75" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Interfaces/PartialFourPortInterface.mo:23:3-24:84:writable] | | | | The following assertion has been violated at time 16181691.107121 | | | | ((zonAHUG36Opt.hvac.cooCoi.m1_flow >= 0.0 and zonAHUG36Opt.hvac.cooCoi.m1_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Opt.hvac.cooCoi.m1_flow <= 1e5, has value: -4.25434e-19" LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 1.61821e+07. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 1.61821e+07. Number of Iterations 20 LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Interfaces/PartialFourPortInterface.mo:23:3-24:84:writable] | | | | The following assertion has been violated at time 16185600.000000 | | | | ((zonAHUG36Con.hvac.cooCoi.m1_flow >= 0.0 and zonAHUG36Con.hvac.cooCoi.m1_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Con.hvac.cooCoi.m1_flow <= 1e5, has value: -4.25434e-19" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/Fluid/Interfaces/PartialTwoPortTransport.mo:34:3-36:69:writable] | | | | The following assertion has been violated at time 16221600.001622 | | | | ((zonAHUG36Con.hvac.ideVal.preMasFlo.m_flow >= 0.0 and zonAHUG36Con.hvac.ideVal.preMasFlo.m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= zonAHUG36Con.hvac.ideVal.preMasFlo.m_flow <= 1e5, has value: -8.84344e-75" LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 1.62723e+07. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 1.63578e+07. Number of Iterations 20 LOG_STDOUT | info | Chattering detected around time 16392766.5859..16392857.8803 (100 state events in a row with a total time delta less than the step size 311.04). This can be a performance bottleneck. Use -lv LOG_EVENTS for more information. The zero-crossing was: not pre(zonAHUG36Opt.con.plaReq.lesThr1.lesHys.y) and zonAHUG36Opt.con.yCooCoi < 0.1 or pre(zonAHUG36Opt.con.plaReq.lesThr1.lesHys.y) and zonAHUG36Opt.con.yCooCoi < 0.11 LOG_ASSERT | debug | Aborting simulation due to chattering being detected and the simulation flags requesting we do not continue further.