Environment - simulationEnvironment: startTime=0 stopTime=864000 tolerance=1e-06 numberOfIntervals=240 stepSize=3600 Regular simulation: ./Buildings_9_Buildings.Air.Systems.SingleZone.VAV.Examples.Guideline36 -abortSlowSimulation -alarm=480 -s cvode -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_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/Controls/OBC/ASHRAE/G36_PR1/AHUs/SingleZone/VAV/Economizers/Controller.mo:222:3-229:58:writable] | | | | The following assertion has been violated at time 0.000000 | | | | ((con.conEco.VOutMinSet_flow >= max(con.conEco.damLim.VOutMin_flow, max(0.0, con.conEco.VOutMin_flow)) and con.conEco.VOutMinSet_flow <= min(con.conEco.damLim.VOutDes_flow, con.conEco.VOutDes_flow))) --> "Variable violating min/max constraint: max(con.conEco.damLim.VOutMin_flow, max(0.0, con.conEco.VOutMin_flow)) <= con.conEco.VOutMinSet_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_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/Fluid/Interfaces/PartialFourPortInterface.mo:23:3-24:84:writable] | | | | The following assertion has been violated at time 61924.414053 | | | | ((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: -7.06096e-14" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/Fluid/HeatExchangers/BaseClasses/PartialEffectiveness.mo:17:3-23:39:writable] | | | | The following assertion has been violated at time 61924.414053 | | | | ((hvac.cooCoi.C1_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.cooCoi.C1_flow, has value: -1.88243e-10" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/Fluid/HeatExchangers/BaseClasses/PartialEffectiveness.mo:31:3-32:38:writable] | | | | The following assertion has been violated at time 61924.414053 | | | | ((hvac.cooCoi.CMin_flow >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.cooCoi.CMin_flow, has value: -1.88243e-10" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/Fluid/Interfaces/ConservationEquation.mo:104:3-105:46:writable] | | | | The following assertion has been violated at time 63755.501674 | | | | ((hvac.chi.vol1.dynBal.mC[1] >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.chi.vol1.dynBal.mC[1], has value: -4.05759e-25" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/Fluid/Interfaces/ConservationEquation.mo:108:3-109:38:writable] | | | | The following assertion has been violated at time 63755.501674 | | | | ((hvac.chi.vol1.dynBal.C[1] >= 0.0)) --> "Variable violating min constraint: 0.0 <= hvac.chi.vol1.dynBal.C[1], has value: -1.15132e-26" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/Fluid/Interfaces/PartialTwoPortTransport.mo:34:3-36:69:writable] | | | | The following assertion has been violated at time 63755.501674 | | | | ((hvac.ideVal.preMasFlo.m_flow >= 0.0 and hvac.ideVal.preMasFlo.m_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= hvac.ideVal.preMasFlo.m_flow <= 1e5, has value: -4.61985e-51" LOG_STDOUT | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 299189.601233. That might raise performance issues, for more information use -lv LOG_LS. LOG_STDOUT | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 299374.253612. That might raise performance issues, for more information use -lv LOG_LS. LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/Controls/OBC/ASHRAE/G36_PR1/AHUs/SingleZone/VAV/Economizers/Subsequences/Modulation.mo:85:3-90:57:writable] | | | | The following assertion has been violated at time 480600.000000 | | | | ((con.conEco.mod.yOutDamPos >= 0.0 and con.conEco.mod.yOutDamPos <= 1.0)) --> "Variable violating min/max constraint: 0.0 <= con.conEco.mod.yOutDamPos <= 1.0, has value: 1" LOG_STDOUT | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 580455.429236. That might raise performance issues, for more information use -lv LOG_LS. LOG_STDOUT | info | Too many warnings, reached display limit of 3. Suppressing further warning messages of the same type. LOG_STDOUT | info | Change limit with simulation flag -lvMaxWarn= LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.176414s reading init.xml | | | | | | 0.0135708s reading info.xml | | | | | | 0.00536803s [ 0.2%] pre-initialization | | | | | | 0.0380568s [ 1.1%] initialization | | | | | | 0.00178518s [ 0.1%] steps | | | | | | 0.264297s [ 7.5%] solver (excl. callbacks) | | | | | | 0.0242744s [ 0.7%] creating output-file | | | | | | 0.0344115s [ 1.0%] event-handling | | | | | | 0.0133577s [ 0.4%] overhead | | | | | | 3.12445s [ 89.1%] simulation | | | | | | 3.506s [100.0%] total | | | | | events | | | | | | 268 state events | | | | | | 0 time events | | | | | solver: cvode | | | | | | 23279 steps taken | | | | | | 38003 calls of functionODE | | | | | | 1019 evaluations of jacobian | | | | | | 2183 error test failures | | | | | | 174 convergence test failures | | | | | | 0s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.