Environment - simulationEnvironment: startTime=0 stopTime=864000 tolerance=1e-06 numberOfIntervals=240 stepSize=3600 Regular simulation: ./Buildings_11_Buildings.Air.Systems.SingleZone.VAV.Examples.Guideline36 -abortSlowSimulation -alarm=400 -s gbode -emit_protected -lv LOG_STATS LOG_STDOUT | info | Using sparse solver for linear system 10, | | | | because density of 0.160 remains under threshold of 0.200. LOG_STDOUT | info | Using sparse solver for linear system 22, | | | | because density of 0.160 remains under threshold of 0.200. LOG_STDOUT | info | The maximum density for using sparse solvers can be specified | | | | using the runtime flag '<-lssMaxDensity=value>'. LOG_STDOUT | warning | Numerical Jacobians without coloring are currently not supported by GBODE. Colored numerical Jacobian will be used. 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 0.000000 | | | | ((con.ySupFan >= max(0.0, max(0.0, max(con.conEco.supFanSpe_min, 0.0))) and con.ySupFan <= min(1.0, min(1.0, min(con.conEco.supFanSpe_max, 1.0))))) --> "Variable violating min/max constraint: max(0.0, max(0.0, max(con.conEco.supFanSpe_min, 0.0))) <= con.ySupFan <= min(1.0, min(1.0, min(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 0.000000 | | | | ((con.outAirSetPoi.VMinOA_flow >= 0.0144 and con.outAirSetPoi.VMinOA_flow <= min(con.conEco.damLim.VOutDes_flow, con.conEco.VOutDes_flow))) --> "Variable violating min/max constraint: 0.0144 <= con.outAirSetPoi.VMinOA_flow <= min(con.conEco.damLim.VOutDes_flow, con.conEco.VOutDes_flow), has value: 0" 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 4156.76. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 4157.62. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 4157.62. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 4157.88. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 39159.2. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 40176.8. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 40182.7. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 40182.7. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 40184.5. Number of Iterations 20 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 46800.000000 | | | | ((con.setPoiVAV.ramLim.y >= 0.0 and con.setPoiVAV.ramLim.y <= 1.0)) --> "Variable violating min/max constraint: 0.0 <= con.setPoiVAV.ramLim.y <= 1.0, has value: 1" 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 62040.707972 | | | | ((hvac.cooCoi.m1_flow >= 0.0 and hvac.cooCoi.m1_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= hvac.cooCoi.m1_flow <= 1e5, has value: -3.70787e-17" LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 298734. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with less accuracy. LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 375355. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 381305. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with less accuracy. LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 548036. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 640352. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with less accuracy. LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 640352. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 726028. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 753535. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 812351. Number of Iterations 20 LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 812351. Number of Iterations 20 LOG_STDOUT | info | Chattering detected around time 812462.601731..815823.062289 (100 state events in a row with a total time delta less than the step size 3600). This can be a performance bottleneck. Use -lv LOG_EVENTS for more information. The zero-crossing was: not pre(con.plaReq.lesThr1.lesHys.y) and con.yCooCoi < 0.1 or pre(con.plaReq.lesThr1.lesHys.y) and con.yCooCoi < 0.11 LOG_ASSERT | debug | Aborting simulation due to chattering being detected and the simulation flags requesting we do not continue further.