Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/package.mo): time 0.4725/0.4725, allocations: 111.6 MB / 131.2 MB, free: 5.062 MB / 122.7 MB " [Timeout remaining time 179] Using package ThermoSysPro with version 4.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/package.mo) Running command: translateModel(ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating,tolerance=0.0001,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating") translateModel(ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating,tolerance=0.0001,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.272e-06/1.272e-06, allocations: 0 / 176.2 MB, free: 9.176 MB / 170.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 1.091e-05/1.218e-05, allocations: 2.312 kB / 176.2 MB, free: 9.172 MB / 170.7 MB Notification: Automatically loaded package Complex 4.1.0 due to uses annotation from Modelica. Notification: Automatically loaded package ModelicaServices 4.1.0 due to uses annotation from Modelica. Notification: Automatically loaded package Modelica 4.1.0 due to usage. Notification: Performance of NFInst.instantiate(ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating): time 1.006/1.006, allocations: 270.7 MB / 446.9 MB, free: 2.664 MB / 394.7 MB Notification: Performance of NFInst.instExpressions: time 0.3267/1.333, allocations: 198.6 MB / 0.6304 GB, free: 2.547 MB / 0.5417 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001684/1.334, allocations: 103.1 kB / 0.6305 GB, free: 2.445 MB / 0.5417 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/BoundaryConditions/SourceP.mo:39:3-40:78:writable] Warning: Connector C is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/BoundaryConditions/SinkP.mo:32:3-33:80:writable] Warning: Connector C is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/ControlValve.mo:29:3-30:81:writable] Warning: Connector C1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/ControlValve.mo:31:3-32:79:writable] Warning: Connector C2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/TwoPhaseCavity.mo:131:3-132:131:writable] Warning: Connector Cv is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/TwoPhaseCavity.mo:133:3-134:139:writable] Warning: Connector Cl is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/TwoPhaseCavity.mo:141:3-142:80:writable] Warning: Connector Ce is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/DynamicOnePhaseFlowPipe.mo:97:3-98:80:writable] Warning: Connector C1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/DynamicOnePhaseFlowPipe.mo:99:3-100:78:writable] Warning: Connector C2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/DynamicWaterHeater.mo:56:3-57:78:writable] Warning: Connector C1vap is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/DynamicWaterHeater.mo:58:3-59:80:writable] Warning: Connector C2ex is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/DynamicWaterHeater.mo:60:3-61:81:writable] Warning: Connector Ce1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/DynamicWaterHeater.mo:62:3-63:79:writable] Warning: Connector Ce2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/DynamicWaterHeater.mo:66:3-67:79:writable] Warning: Connector C1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/DynamicOnePhaseFlowPipe.mo:97:3-98:80:writable] Warning: Connector C1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/DynamicOnePhaseFlowPipe.mo:99:3-100:78:writable] Warning: Connector C2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/DynamicOnePhaseFlowPipe.mo:97:3-98:80:writable] Warning: Connector C1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/HeatExchangers/DynamicOnePhaseFlowPipe.mo:99:3-100:78:writable] Warning: Connector C2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeC.mo:77:3-78:135:writable] Warning: Connector Ce1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeC.mo:79:3-80:131:writable] Warning: Connector Ce2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeC.mo:81:3-82:78:writable] Warning: Connector Cs is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeC.mo:83:3-84:121:writable] Warning: Connector Ce3 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeD.mo:77:3-78:80:writable] Warning: Connector Ce is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeD.mo:79:3-80:78:writable] Warning: Connector Cs1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeD.mo:81:3-82:80:writable] Warning: Connector Cs2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeD.mo:83:3-84:64:writable] Warning: Connector Cs3 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeD.mo:77:3-78:80:writable] Warning: Connector Ce is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeD.mo:79:3-80:78:writable] Warning: Connector Cs1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeD.mo:81:3-82:80:writable] Warning: Connector Cs2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/Volumes/VolumeD.mo:83:3-84:64:writable] Warning: Connector Cs3 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/BoundaryConditions/Sink.mo:29:3-30:80:writable] Warning: Connector C is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/SingularPressureLoss.mo:22:3-23:80:writable] Warning: Connector C1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/SingularPressureLoss.mo:24:3-25:78:writable] Warning: Connector C2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/SingularPressureLoss.mo:22:3-23:80:writable] Warning: Connector C1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/SingularPressureLoss.mo:24:3-25:78:writable] Warning: Connector C2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/BoundaryConditions/SourceP.mo:39:3-40:78:writable] Warning: Connector C is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/BoundaryConditions/RefQ.mo:9:3-10:80:writable] Warning: Connector C1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/BoundaryConditions/RefQ.mo:11:3-12:78:writable] Warning: Connector C2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/IdealCheckValve.mo:15:3-16:78:writable] Warning: Connector C2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/IdealCheckValve.mo:17:3-18:80:writable] Warning: Connector C1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/SingularPressureLoss.mo:22:3-23:80:writable] Warning: Connector C1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/SingularPressureLoss.mo:24:3-25:78:writable] Warning: Connector C2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/LumpedStraightPipe.mo:39:3-40:80:writable] Warning: Connector C1 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Fluid/PressureLosses/LumpedStraightPipe.mo:41:3-42:78:writable] Warning: Connector C2 is not balanced: The number of potential variables (9) is not equal to the number of flow variables (0). Notification: Performance of NFTyping.typeComponents: time 0.001851/1.336, allocations: 0.927 MB / 0.6314 GB, free: 1.512 MB / 0.5417 GB Notification: Performance of NFTyping.typeBindings: time 0.003635/1.34, allocations: 2.386 MB / 0.6337 GB, free: 15.11 MB / 0.5573 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteam/IF97_packages.mo:470:9-470:27:writable] Warning: cv was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteam/IF97_packages.mo:525:9-525:27:writable] Warning: cv was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteam/IF97_packages.mo:708:9-708:27:writable] Warning: cv was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph.mo:51:3-51:60:writable] Warning: dh1satp was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph.mo:51:3-51:60:writable] Warning: dh2satp was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph_der.mo:118:3-118:151:writable] Warning: du1satp_der was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/WaterSteamSimple/prop4_Ph_der.mo:118:3-118:151:writable] Warning: du2satp_der was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro master/Properties/Fluid/derDensity_derP_derh.mo:56:5-56:88:writable] Warning: T was used before it was defined (given a value). Additional such uses may exist for the variable, but some messages were suppressed. Notification: Performance of NFTyping.typeClassSections: time 0.03635/1.376, allocations: 17.45 MB / 0.6508 GB, free: 13.61 MB / 0.573 GB Notification: Performance of NFFlatten.flatten: time 0.02411/1.4, allocations: 31.5 MB / 0.6815 GB, free: 14.05 MB / 0.6042 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01063/1.411, allocations: 10.41 MB / 0.6917 GB, free: 3.559 MB / 0.6042 GB Notification: Performance of NFEvalConstants.evaluate: time 0.2339/1.645, allocations: 13.44 MB / 0.7048 GB, free: 22.24 MB / 0.6042 GB Notification: Performance of NFSimplifyModel.simplify: time 0.01216/1.657, allocations: 9.675 MB / 0.7143 GB, free: 22.23 MB / 0.6042 GB Notification: Performance of NFPackage.collectConstants: time 0.005365/1.662, allocations: 2.634 MB / 0.7169 GB, free: 22.23 MB / 0.6042 GB Notification: Performance of NFFlatten.collectFunctions: time 0.03194/1.694, allocations: 25.14 MB / 0.7414 GB, free: 22.23 MB / 0.6042 GB Notification: Performance of NFScalarize.scalarize: time 0.006847/1.701, allocations: 8.033 MB / 0.7493 GB, free: 22.23 MB / 0.6042 GB Notification: Performance of NFVerifyModel.verify: time 0.007629/1.709, allocations: 7.484 MB / 0.7566 GB, free: 22.23 MB / 0.6042 GB Notification: Performance of NFConvertDAE.convert: time 0.034/1.743, allocations: 33.18 MB / 0.789 GB, free: 10.86 MB / 0.6042 GB Notification: Performance of FrontEnd - DAE generated: time 5.921e-06/1.743, allocations: 0.875 kB / 0.789 GB, free: 10.86 MB / 0.6042 GB Notification: Performance of FrontEnd: time 1.683e-06/1.743, allocations: 0 / 0.789 GB, free: 10.86 MB / 0.6042 GB Notification: Performance of Transformations before backend: time 0.0003467/1.743, allocations: 0.6875 kB / 0.789 GB, free: 10.86 MB / 0.6042 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 3421 * Number of variables: 3421 Notification: Performance of Generate backend data structure: time 0.02936/1.773, allocations: 18.33 MB / 0.8069 GB, free: 12.2 MB / 0.6198 GB Notification: Performance of prepare preOptimizeDAE: time 4.247e-05/1.773, allocations: 11.98 kB / 0.8069 GB, free: 12.19 MB / 0.6198 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.007378/1.78, allocations: 3.419 MB / 0.8102 GB, free: 8.777 MB / 0.6198 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.008056/1.788, allocations: 6.826 MB / 0.8169 GB, free: 2.246 MB / 0.6198 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.002272/1.79, allocations: 5.328 MB / 0.8221 GB, free: 11.93 MB / 0.6355 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002083/1.792, allocations: 1.401 MB / 0.8235 GB, free: 10.53 MB / 0.6355 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02214/1.815, allocations: 17.06 MB / 0.8401 GB, free: 7.914 MB / 0.6511 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001861/1.815, allocations: 61.88 kB / 0.8402 GB, free: 7.891 MB / 0.6511 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001201/1.816, allocations: 0.5469 MB / 0.8407 GB, free: 7.344 MB / 0.6511 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001824/1.816, allocations: 364.9 kB / 0.8411 GB, free: 6.988 MB / 0.6511 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0203/1.836, allocations: 13.37 MB / 0.8541 GB, free: 9.93 MB / 0.6667 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.06789/1.904, allocations: 90.06 MB / 0.9421 GB, free: 15.17 MB / 0.7605 GB Notification: Performance of preOpt comSubExp (simulation): time 0.03421/1.938, allocations: 23.72 MB / 0.9652 GB, free: 7.176 MB / 0.7761 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01058/1.949, allocations: 4.608 MB / 0.9697 GB, free: 2.527 MB / 0.7761 GB Notification: Performance of preOpt evalFunc (simulation): time 0.9603/2.909, allocations: 349.4 MB / 1.311 GB, free: 207 MB / 0.7917 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01495/2.924, allocations: 7.725 MB / 1.318 GB, free: 201.9 MB / 0.7917 GB Notification: Performance of pre-optimization done (n=1654): time 1.854e-05/2.924, allocations: 0 / 1.318 GB, free: 201.9 MB / 0.7917 GB Notification: Performance of matching and sorting (n=1655): time 0.1492/3.074, allocations: 62.54 MB / 1.38 GB, free: 145.8 MB / 0.7917 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001175/3.074, allocations: 430.7 kB / 1.38 GB, free: 145.3 MB / 0.7917 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003367/3.077, allocations: 4.431 MB / 1.384 GB, free: 141.9 MB / 0.7917 GB Notification: Performance of collectPreVariables (initialization): time 0.001727/3.079, allocations: 306.4 kB / 1.385 GB, free: 141.8 MB / 0.7917 GB Notification: Performance of collectInitialEqns (initialization): time 0.001572/3.08, allocations: 4.271 MB / 1.389 GB, free: 138.4 MB / 0.7917 GB Notification: Performance of collectInitialBindings (initialization): time 0.003277/3.084, allocations: 6.287 MB / 1.395 GB, free: 133.1 MB / 0.7917 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.003962/3.088, allocations: 3.902 MB / 1.399 GB, free: 130.7 MB / 0.7917 GB Notification: Performance of setup shared object (initialization): time 3.524e-05/3.088, allocations: 476.8 kB / 1.399 GB, free: 130.2 MB / 0.7917 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006774/3.094, allocations: 4.14 MB / 1.403 GB, free: 126.5 MB / 0.7917 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.008556/3.103, allocations: 10.91 MB / 1.414 GB, free: 114.1 MB / 0.7917 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01701/3.12, allocations: 16.64 MB / 1.43 GB, free: 98.23 MB / 0.7917 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.746e-05/3.12, allocations: 37.25 kB / 1.43 GB, free: 98.19 MB / 0.7917 GB Notification: Performance of matching and sorting (n=2468) (initialization): time 0.03096/3.151, allocations: 20.71 MB / 1.45 GB, free: 80.89 MB / 0.7917 GB Notification: Performance of prepare postOptimizeDAE: time 7.06e-05/3.151, allocations: 64.06 kB / 1.45 GB, free: 80.82 MB / 0.7917 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001072/3.151, allocations: 136 kB / 1.451 GB, free: 80.69 MB / 0.7917 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.8522/4.003, allocations: 360.5 MB / 1.803 GB, free: 222.8 MB / 0.8386 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004961/4.008, allocations: 1.973 MB / 1.805 GB, free: 222.8 MB / 0.8386 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03543/4.044, allocations: 19.84 MB / 1.824 GB, free: 219 MB / 0.8386 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007691/4.051, allocations: 0.8121 MB / 1.825 GB, free: 219 MB / 0.8386 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001221/4.053, allocations: 0.9755 MB / 1.826 GB, free: 219 MB / 0.8386 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 615 * Number of states: 0 () * Number of discrete variables: 76 ($PRE.checkValve.touvert,$whenCondition2,$PRE.checkValve.tferme,$whenCondition1,sourceP.C.ftype,WaterHeating.WaterHeating.Cl.ftype,WaterHeating.volumeC.Cs.ftype,sourceP1.C.ftype,WaterHeating.C1.ftype,WaterHeating.volumeD1.Cs3.ftype,WaterHeating.volumeD1.Cs2.ftype,WaterHeating.volumeD1.Cs1.ftype,WaterHeating.volumeD.Cs2.ftype,WaterHeating.volumeD1.fluids[1],WaterHeating.volumeD.Cs3.ftype,WaterHeating.volumeD.Cs1.ftype,WaterHeating.volumeD.fluids[1],WaterHeating.volumeC.Ce2.ftype,WaterHeating.volumeC.fluids[1],WaterHeating.WaterHeating.fluids[1],Puit_condenseur1.fluid,ControlValve_eau.fluid,WaterHeating.pipe_3.fluid,WaterHeating.pipe_1.fluid,WaterHeating.pipe_2.fluid,Puit_condenseur2.fluid,singularPressureLossWaterIn.fluid,singularPressureLossWaterOut.fluid,singularPressureLossPurge.fluid,PressureLoss_Steam.fluid,checkValve.tferme,checkValve.touvert,checkValve.ouvert,$PRE.checkValve.ouvert,sourceP1.fluid1,WaterHeating.volumeD1.fluid1,WaterHeating.volumeD.fluid1,WaterHeating.volumeC.fluid1,sourceP.fluid1,WaterHeating.WaterHeating.Cv.diff_on_2,sourceP.C.diff_on_2,PressureLoss_Steam.C2.diff_on_1,singularPressureLossPurge.C2.diff_on_2,singularPressureLossPurge.C1.diff_on_2,WaterHeating.WaterHeating.Cl.diff_on_1,singularPressureLossPurge.C2.diff_on_1,ControlValve_eau.C2.diff_on_1,singularPressureLossWaterOut.C1.diff_on_2,WaterHeating.volumeC.Cs.diff_on_1,refQ.C2.diff_on_1,singularPressureLossWaterIn.C2.diff_on_1,WaterHeating.volumeD.Ce.diff_on_2,sourceP1.C.diff_on_2,WaterHeating.C1.diff_on_1,WaterHeating.volumeD1.Cs3.diff_on_1,WaterHeating.volumeD1.Cs2.diff_on_1,WaterHeating.volumeD1.Cs1.diff_on_1,WaterHeating.volumeD1.Ce.diff_on_2,WaterHeating.volumeD1.Cs2.diff_on_2,WaterHeating.volumeD1.Cs1.diff_on_2,WaterHeating.volumeD.Cs3.diff_on_1,WaterHeating.volumeD.Cs2.diff_on_1,WaterHeating.volumeD.Cs1.diff_on_1,WaterHeating.volumeD.Cs3.diff_on_2,WaterHeating.volumeC.Ce3.diff_on_2,WaterHeating.volumeC.Ce2.diff_on_2,WaterHeating.volumeC.Ce1.diff_on_2,WaterHeating.volumeC.Ce2.diff_on_1,WaterHeating.pipe_2.C1.diff_on_2,WaterHeating.pipe_2.C2.diff_on_1,WaterHeating.pipe_1.C1.diff_on_2,WaterHeating.pipe_1.C2.diff_on_1,WaterHeating.pipe_3.C1.diff_on_2,WaterHeating.pipe_3.C2.diff_on_1,WaterHeating.WaterHeating.Ce.diff_on_2,WaterHeating.WaterHeating.NbTubT) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1090): * Single equations (assignments): 1083 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 3 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(1,3), (1,3), (133,1182)} Notification: Performance of prepare postOptimizeDAE: time 0.003297/4.056, allocations: 1.188 MB / 1.827 GB, free: 218.8 MB / 0.8386 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.002403/4.058, allocations: 1.488 MB / 1.828 GB, free: 218.8 MB / 0.8386 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.05021/4.109, allocations: 27.22 MB / 1.855 GB, free: 216.1 MB / 0.8386 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.04071/4.149, allocations: 20.72 MB / 1.875 GB, free: 213.6 MB / 0.8386 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001029/4.149, allocations: 24.11 kB / 1.875 GB, free: 213.6 MB / 0.8386 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.867e-05/4.15, allocations: 80.09 kB / 1.875 GB, free: 213.6 MB / 0.8386 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05883/4.208, allocations: 36.23 MB / 1.911 GB, free: 197.5 MB / 0.8386 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.084e-05/4.208, allocations: 4 kB / 1.911 GB, free: 197.5 MB / 0.8386 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.008361/4.217, allocations: 2.969 MB / 1.913 GB, free: 195.1 MB / 0.8386 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.04311/4.26, allocations: 17.89 MB / 1.931 GB, free: 181.1 MB / 0.8386 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.003143/4.263, allocations: 0.7022 MB / 1.932 GB, free: 180.6 MB / 0.8386 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.3254/4.588, allocations: 220.2 MB / 2.147 GB, free: 167.4 MB / 0.8386 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.425e-06/4.588, allocations: 3.031 kB / 2.147 GB, free: 167.4 MB / 0.8386 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.06026/4.649, allocations: 28.32 MB / 2.174 GB, free: 164.6 MB / 0.8386 GB Notification: Performance of postOpt removeConstants (simulation): time 0.005859/4.655, allocations: 3.472 MB / 2.178 GB, free: 164.6 MB / 0.8386 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0017/4.656, allocations: 437.8 kB / 2.178 GB, free: 164.6 MB / 0.8386 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.005002/4.661, allocations: 0.5645 MB / 2.179 GB, free: 164.6 MB / 0.8386 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.003299/4.665, allocations: 1.861 MB / 2.18 GB, free: 164.6 MB / 0.8386 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.001142/4.666, allocations: 0.6458 MB / 2.181 GB, free: 164.6 MB / 0.8386 GB Notification: Performance of sorting global known variables: time 0.002091/4.668, allocations: 2.067 MB / 2.183 GB, free: 164.3 MB / 0.8386 GB Notification: Performance of sort global known variables: time 8e-08/4.668, allocations: 3.906 kB / 2.183 GB, free: 164.3 MB / 0.8386 GB Notification: Performance of remove unused functions: time 0.0131/4.681, allocations: 6.596 MB / 2.19 GB, free: 164.3 MB / 0.8386 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 16 * Number of states: 174 (WaterHeating.WaterHeating.P,WaterHeating.WaterHeating.hl,WaterHeating.WaterHeating.hv,WaterHeating.WaterHeating.Vv,WaterHeating.WaterHeating.Tp,WaterHeating.pipe_3.P[2],WaterHeating.pipe_3.P[3],WaterHeating.pipe_3.P[4],WaterHeating.pipe_3.P[5],WaterHeating.pipe_3.P[6],WaterHeating.pipe_3.P[7],WaterHeating.pipe_3.P[8],WaterHeating.pipe_3.P[9],WaterHeating.pipe_3.P[10],WaterHeating.pipe_3.P[11],WaterHeating.pipe_3.P[12],WaterHeating.pipe_3.P[13],WaterHeating.pipe_3.P[14],WaterHeating.pipe_3.P[15],WaterHeating.pipe_3.P[16],WaterHeating.pipe_3.P[17],WaterHeating.pipe_3.P[18],WaterHeating.pipe_3.P[19],WaterHeating.pipe_3.P[20],WaterHeating.pipe_3.P[21],WaterHeating.pipe_3.Q[1],WaterHeating.pipe_3.Q[2],WaterHeating.pipe_3.Q[3],WaterHeating.pipe_3.Q[4],WaterHeating.pipe_3.Q[5],WaterHeating.pipe_3.Q[6],WaterHeating.pipe_3.Q[7],WaterHeating.pipe_3.Q[8],WaterHeating.pipe_3.Q[9],WaterHeating.pipe_3.Q[10],WaterHeating.pipe_3.Q[11],WaterHeating.pipe_3.Q[12],WaterHeating.pipe_3.Q[13],WaterHeating.pipe_3.Q[14],WaterHeating.pipe_3.Q[15],WaterHeating.pipe_3.Q[16],WaterHeating.pipe_3.Q[17],WaterHeating.pipe_3.Q[18],WaterHeating.pipe_3.Q[19],WaterHeating.pipe_3.Q[20],WaterHeating.pipe_3.Q[21],WaterHeating.pipe_3.h[2],WaterHeating.pipe_3.h[3],WaterHeating.pipe_3.h[4],WaterHeating.pipe_3.h[5],WaterHeating.pipe_3.h[6],WaterHeating.pipe_3.h[7],WaterHeating.pipe_3.h[8],WaterHeating.pipe_3.h[9],WaterHeating.pipe_3.h[10],WaterHeating.pipe_3.h[11],WaterHeating.pipe_3.h[12],WaterHeating.pipe_3.h[13],WaterHeating.pipe_3.h[14],WaterHeating.pipe_3.h[15],WaterHeating.pipe_3.h[16],WaterHeating.pipe_3.h[17],WaterHeating.pipe_3.h[18],WaterHeating.pipe_3.h[19],WaterHeating.pipe_3.h[20],WaterHeating.pipe_3.h[21],WaterHeating.Wall_3.Tp[1],WaterHeating.Wall_3.Tp[2],WaterHeating.Wall_3.Tp[3],WaterHeating.Wall_3.Tp[4],WaterHeating.Wall_3.Tp[5],WaterHeating.Wall_3.Tp[6],WaterHeating.Wall_3.Tp[7],WaterHeating.Wall_3.Tp[8],WaterHeating.Wall_3.Tp[9],WaterHeating.Wall_3.Tp[10],WaterHeating.Wall_3.Tp[11],WaterHeating.Wall_3.Tp[12],WaterHeating.Wall_3.Tp[13],WaterHeating.Wall_3.Tp[14],WaterHeating.Wall_3.Tp[15],WaterHeating.Wall_3.Tp[16],WaterHeating.Wall_3.Tp[17],WaterHeating.Wall_3.Tp[18],WaterHeating.Wall_3.Tp[19],WaterHeating.Wall_3.Tp[20],WaterHeating.pipe_1.P[2],WaterHeating.pipe_1.P[3],WaterHeating.pipe_1.P[4],WaterHeating.pipe_1.P[5],WaterHeating.pipe_1.P[6],WaterHeating.pipe_1.P[7],WaterHeating.pipe_1.P[8],WaterHeating.pipe_1.P[9],WaterHeating.pipe_1.P[10],WaterHeating.pipe_1.P[11],WaterHeating.pipe_1.Q[1],WaterHeating.pipe_1.Q[2],WaterHeating.pipe_1.Q[3],WaterHeating.pipe_1.Q[4],WaterHeating.pipe_1.Q[5],WaterHeating.pipe_1.Q[6],WaterHeating.pipe_1.Q[7],WaterHeating.pipe_1.Q[8],WaterHeating.pipe_1.Q[9],WaterHeating.pipe_1.Q[10],WaterHeating.pipe_1.Q[11],WaterHeating.pipe_1.h[2],WaterHeating.pipe_1.h[3],WaterHeating.pipe_1.h[4],WaterHeating.pipe_1.h[5],WaterHeating.pipe_1.h[6],WaterHeating.pipe_1.h[7],WaterHeating.pipe_1.h[8],WaterHeating.pipe_1.h[9],WaterHeating.pipe_1.h[10],WaterHeating.pipe_1.h[11],WaterHeating.Wall_1.Tp[1],WaterHeating.Wall_1.Tp[2],WaterHeating.Wall_1.Tp[3],WaterHeating.Wall_1.Tp[4],WaterHeating.Wall_1.Tp[5],WaterHeating.Wall_1.Tp[6],WaterHeating.Wall_1.Tp[7],WaterHeating.Wall_1.Tp[8],WaterHeating.Wall_1.Tp[9],WaterHeating.Wall_1.Tp[10],WaterHeating.pipe_2.P[2],WaterHeating.pipe_2.P[3],WaterHeating.pipe_2.P[4],WaterHeating.pipe_2.P[5],WaterHeating.pipe_2.P[6],WaterHeating.pipe_2.P[7],WaterHeating.pipe_2.P[8],WaterHeating.pipe_2.P[9],WaterHeating.pipe_2.P[10],WaterHeating.pipe_2.P[11],WaterHeating.pipe_2.Q[1],WaterHeating.pipe_2.Q[2],WaterHeating.pipe_2.Q[3],WaterHeating.pipe_2.Q[4],WaterHeating.pipe_2.Q[5],WaterHeating.pipe_2.Q[6],WaterHeating.pipe_2.Q[7],WaterHeating.pipe_2.Q[8],WaterHeating.pipe_2.Q[9],WaterHeating.pipe_2.Q[10],WaterHeating.pipe_2.Q[11],WaterHeating.pipe_2.h[2],WaterHeating.pipe_2.h[3],WaterHeating.pipe_2.h[4],WaterHeating.pipe_2.h[5],WaterHeating.pipe_2.h[6],WaterHeating.pipe_2.h[7],WaterHeating.pipe_2.h[8],WaterHeating.pipe_2.h[9],WaterHeating.pipe_2.h[10],WaterHeating.pipe_2.h[11],WaterHeating.Wall_2.Tp[1],WaterHeating.Wall_2.Tp[2],WaterHeating.Wall_2.Tp[3],WaterHeating.Wall_2.Tp[4],WaterHeating.Wall_2.Tp[5],WaterHeating.Wall_2.Tp[6],WaterHeating.Wall_2.Tp[7],WaterHeating.Wall_2.Tp[8],WaterHeating.Wall_2.Tp[9],WaterHeating.Wall_2.Tp[10],WaterHeating.volumeC.P,WaterHeating.volumeC.h,WaterHeating.volumeD.P,WaterHeating.volumeD.h,WaterHeating.volumeD1.P,WaterHeating.volumeD1.h) * Number of discrete variables: 6 ($whenCondition2,$whenCondition1,checkValve.ouvert,checkValve.touvert,checkValve.tferme,singularPressureLossPurge.C1.diff_on_2) * Number of discrete states: 2 (checkValve.touvert,checkValve.tferme) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (1417): * Single equations (assignments): 1283 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 5 * When equations: 1 * If-equations: 0 * Equation systems (not torn): 3 * Torn equation systems: 125 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 3 systems {(2,100.0%), (2,100.0%), (2,100.0%)} * Non-linear Jacobian (size): 0 systems * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 81 systems {(4,1,62.5%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%), (1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 44 systems {(1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,3), (1,3), (1,3), (1,3), (1,3), (1,3), (1,3), (1,3), (2,6), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,4), (1,3), (3,9), (2,7), (1,3), (1,4)} Notification: Performance of Backend phase and start with SimCode phase: time 0.007583/4.688, allocations: 4.04 MB / 2.193 GB, free: 164.1 MB / 0.8386 GB Notification: Performance of simCode: created initialization part: time 0.03222/4.721, allocations: 17.12 MB / 2.21 GB, free: 163.2 MB / 0.8386 GB Notification: Performance of simCode: created event and clocks part: time 4.638e-06/4.721, allocations: 2.719 kB / 2.21 GB, free: 163.2 MB / 0.8386 GB Notification: Performance of simCode: created simulation system equations: time 0.0204/4.741, allocations: 27.04 MB / 2.237 GB, free: 144 MB / 0.8386 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.006809/4.748, allocations: 2.576 MB / 2.239 GB, free: 143.7 MB / 0.8386 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03848/4.786, allocations: 30.82 MB / 2.269 GB, free: 120.5 MB / 0.8386 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002209/4.789, allocations: 2.87 MB / 2.272 GB, free: 118.7 MB / 0.8386 GB Notification: Performance of simCode: alias equations: time 0.009573/4.798, allocations: 4.169 MB / 2.276 GB, free: 115.6 MB / 0.8386 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.003296/4.801, allocations: 1.136 MB / 2.277 GB, free: 114.7 MB / 0.8386 GB Notification: Performance of SimCode: time 1.523e-06/4.801, allocations: 0 / 2.277 GB, free: 114.7 MB / 0.8386 GB Notification: Performance of Templates: time 0.7961/5.598, allocations: 437.8 MB / 2.705 GB, free: 232.9 MB / 0.8698 GB " [Timeout remaining time 654] make -j1 -f ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating.makefile [Timeout 660] (rm -f ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating.pipe ; mkfifo ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating.pipe ; head -c 1048576 < ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating.pipe >> ../files/ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating.sim & ./ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating -abortSlowSimulation -alarm=540 -lv LOG_STATS > ThermoSysPro_ThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating.pipe 2>&1) [Timeout 540] [Calling sys.exit(0), Time elapsed: 36.68647272698581]