Environment - simulationEnvironment: startTime=0 stopTime=604800 tolerance=1e-06 numberOfIntervals=2500 stepSize=241.92 Regular simulation: ./Buildings_latest_Buildings.DHC.Examples.Combined.SeriesVariableFlowAgentControl -abortSlowSimulation -alarm=240 -emit_protected -lv LOG_STATS LOG_STDOUT | info | ... loading "tab1" from "/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Resources/Data/DHC/Loads/Examples/SwissOffice_20190916.mos" LOG_STDOUT | info | ... loading "tab1" from "/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Resources/Data/DHC/Loads/Examples/SwissResidential_20190916.mos" LOG_STDOUT | info | ... loading "tab1" from "/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Resources/Data/DHC/Loads/Examples/SwissHospital_20190916.mos" LOG_ASSERT | error | Model error: Argument of log(u) was -1 should be > 0 LOG_STDOUT | warning | Non-Linear Solver try to handle a problem with a called assert. LOG_ASSERT | error | Model error: Argument of log(u) was -1 should be > 0 LOG_STDOUT | warning | Non-Linear Solver try to handle a problem with a called assert. LOG_ASSERT | error | Model error: Argument of log(u) was -1 should be > 0 LOG_STDOUT | warning | Non-Linear Solver try to handle a problem with a called assert. LOG_ASSERT | debug | Division by zero roughness / diameter in function context LOG_STDOUT | warning | Non-Linear Solver try to handle a problem with a called assert. LOG_ASSERT | debug | Division by zero roughness / diameter in function context LOG_STDOUT | warning | Non-Linear Solver try to handle a problem with a called assert. LOG_STDOUT | info | ... loading "TStep" from "tmp/temperatureResponseMatrix/cb5a516a14d0ff25ffce0ba805d0acd30c68bbadTStep.mat" LOG_STDOUT | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 0.000000. That might raise performance issues, for more information use -lv LOG_LS. LOG_STDOUT | info | ... loading "TStep" from "tmp/temperatureResponseMatrix/cb5a516a14d0ff25ffce0ba805d0acd30c68bbadTStep.mat" LOG_STDOUT | info | ... loading "TStep" from "tmp/temperatureResponseMatrix/cb5a516a14d0ff25ffce0ba805d0acd30c68bbadTStep.mat" LOG_STDOUT | info | ... loading "TStep" from "tmp/temperatureResponseMatrix/cb5a516a14d0ff25ffce0ba805d0acd30c68bbadTStep.mat" LOG_ASSERT | warning | [/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 0.000000 | | | | ((bui[1].ets.pum1HexChi.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= bui[1].ets.pum1HexChi.eff.yMot, has value: -1.92597e-16" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/DHC/ETS/Combined/Subsystems/BaseClasses/PartialHeatPump.mo:85:3-89:21:writable] | | | | The following assertion has been violated at time 0.000000 | | | | ((bui[1].ets.proHeaWat.mEva_flow >= 0.0 and bui[1].ets.proHeaWat.mEva_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= bui[1].ets.proHeaWat.mEva_flow <= 1e5, has value: -1.55915e-08" LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/Fluid/Interfaces/PartialFourPortInterface.mo:28:3-29:84:writable] | | | | The following assertion has been violated at time 0.000000 | | | | ((bui[1].ets.proHeaWat.heaPum.m2_flow >= 0.0 and bui[1].ets.proHeaWat.heaPum.m2_flow <= 1e5)) --> "Variable violating min/max constraint: 0.0 <= bui[1].ets.proHeaWat.heaPum.m2_flow <= 1e5, has value: -1.55915e-08" LOG_ASSERT | warning | [/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 0.000000 | | | | ((bui[1].ets.proHeaWat.pumEva.etaHyd >= 0.0)) --> "Variable violating min constraint: 0.0 <= bui[1].ets.proHeaWat.pumEva.etaHyd, has value: -2.97714e-19" LOG_ASSERT | warning | [/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 0.000000 | | | | ((bui[2].ets.pum1HexChi.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= bui[2].ets.pum1HexChi.eff.yMot, has value: -2.47835e-13" LOG_ASSERT | warning | [/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 0.000000 | | | | ((bui[3].ets.pum1HexChi.eff.yMot >= 0.0)) --> "Variable violating min constraint: 0.0 <= bui[3].ets.pum1HexChi.eff.yMot, has value: -2.48835e-13" LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559291983637. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559291983637. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | warning | Integrator attempt to handle a problem with a called assert. LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559366689495. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559310660102. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559296652753. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559293150916. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559292275457. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559292056592. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559292001876. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559291988197. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559291984777. | | | | For more information please use -lv LOG_NLS. DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 1.0455929198364E-01 R2 = 2.8498023355751E-13 DASKR-- NONLINEAR SYSTEM SOLVER COULD NOT CONVERGE DASKR-- BECAUSE IRES WAS EQUAL TO MINUS ONE LOG_STDOUT | warning | A Modelica assert prevents the integrator to continue. For more information use -lv LOG_SOLVER LOG_STDOUT | warning | can't continue. time = 0.104559 LOG_ASSERT | debug | Solving non-linear system 21565 failed at time=0.104559291983637. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | info | model terminate | Simulation terminated by an assert at time: 0.104559 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.484361s reading init.xml | | | | | | 0.0422334s reading info.xml | | | | | | 0.0110099s [ 0.0%] pre-initialization | | | | | | 50.4435s [ 51.9%] initialization | | | | | | 0s [ 0.0%] steps | | | | | | 0.0648812s [ 0.1%] solver (excl. callbacks) | | | | | | 0.0248423s [ 0.0%] creating output-file | | | | | | 0.223753s [ 0.2%] event-handling | | | | | | 7.4621e-05s [ 0.0%] overhead | | | | | | 46.4217s [ 47.8%] simulation | | | | | | 97.1898s [100.0%] total | | | | | events | | | | | | 2 state events | | | | | | 1 time events | | | | | solver: dassl | | | | | | 1 steps taken | | | | | | 11 calls of functionODE | | | | | | 1 evaluations of jacobian | | | | | | 0 error test failures | | | | | | 10 convergence test failures | | | | | | 26.8362s time of jacobian evaluation