Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermoSysPro_ThermoSysPro.Examples.Book.SimpleExamples.PressureLoss.TestDynamicCheckValve.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro 4.0.0-master/package.mo", uses=false) Using package ThermoSysPro with version 4.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro 4.0.0-master/package.mo) Running command: translateModel(ThermoSysPro.Examples.Book.SimpleExamples.PressureLoss.TestDynamicCheckValve,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ThermoSysPro_ThermoSysPro.Examples.Book.SimpleExamples.PressureLoss.TestDynamicCheckValve") translateModel(ThermoSysPro.Examples.Book.SimpleExamples.PressureLoss.TestDynamicCheckValve,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ThermoSysPro_ThermoSysPro.Examples.Book.SimpleExamples.PressureLoss.TestDynamicCheckValve") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro 4.0.0-master/package.mo): time 0.8233/0.8233, allocations: 150.9 MB / 167.2 MB, free: 14.53 MB / 142.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0003327/0.0003327, allocations: 14.56 kB / 237.7 MB, free: 1.832 MB / 190.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.05202/0.05236, allocations: 31.34 MB / 269.1 MB, free: 7.129 MB / 222.1 MB Notification: Automatically loaded package Complex 4.0.0 due to uses annotation from Modelica. Notification: Automatically loaded package ModelicaServices 4.0.0 due to uses annotation from Modelica. Notification: Automatically loaded package Modelica 4.0.0 due to usage. Notification: Performance of NFInst.instantiate(ThermoSysPro.Examples.Book.SimpleExamples.PressureLoss.TestDynamicCheckValve): time 1.651/1.704, allocations: 294.9 MB / 0.5507 GB, free: 12.84 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.04316/1.747, allocations: 34.86 MB / 0.5847 GB, free: 9.828 MB / 478.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002423/1.747, allocations: 4 kB / 0.5847 GB, free: 9.824 MB / 478.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro 4.0.0-master/WaterSteam/BoundaryConditions/SourceP.mo:30:3-31:45:writable] Warning: Connector C is not balanced: The number of potential variables (4) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro 4.0.0-master/WaterSteam/BoundaryConditions/SinkP.mo:33:3-34:47:writable] Warning: Connector C is not balanced: The number of potential variables (4) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro 4.0.0-master/WaterSteam/PressureLosses/DynamicCheckValve.mo:61:3-63:16:writable] Warning: Connector C1 is not balanced: The number of potential variables (4) is not equal to the number of flow variables (0). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro 4.0.0-master/WaterSteam/PressureLosses/DynamicCheckValve.mo:64:3-65:51:writable] Warning: Connector C2 is not balanced: The number of potential variables (4) is not equal to the number of flow variables (0). Notification: Performance of NFTyping.typeComponents: time 0.0004384/1.747, allocations: 127.1 kB / 0.5849 GB, free: 9.699 MB / 478.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0002689/1.748, allocations: 138.9 kB / 0.585 GB, free: 9.562 MB / 478.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro 4.0.0-master/Properties/WaterSteam/IF97_packages.mo:783:9-783:27: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 4.0.0-master/Properties/WaterSteam/IF97_packages.mo:850:9-850:27: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 4.0.0-master/Properties/WaterSteam/IF97_packages.mo:1088:9-1088:27: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 4.0.0-master/Properties/WaterSteamSimple/prop4_Ph.mo:69:3-69:60: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 4.0.0-master/Properties/WaterSteamSimple/prop4_Ph.mo:69:3-69:60: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 4.0.0-master/Properties/WaterSteamSimple/prop4_Ph_der.mo:167:3-170:49: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 4.0.0-master/Properties/WaterSteamSimple/prop4_Ph_der.mo:167:3-170:49: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. Notification: Performance of NFTyping.typeClassSections: time 0.02515/1.773, allocations: 9.748 MB / 0.5945 GB, free: 15.79 MB / 494.1 MB Notification: Performance of NFFlatten.flatten: time 0.0007355/1.774, allocations: 458.6 kB / 0.5949 GB, free: 15.34 MB / 494.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0002762/1.774, allocations: 160.5 kB / 0.5951 GB, free: 15.19 MB / 494.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0002475/1.774, allocations: 187.2 kB / 0.5953 GB, free: 15.01 MB / 494.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0002361/1.774, allocations: 159.3 kB / 0.5954 GB, free: 14.85 MB / 494.1 MB Notification: Performance of NFPackage.collectConstants: time 4.145e-05/1.774, allocations: 31.98 kB / 0.5955 GB, free: 14.82 MB / 494.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.03097/1.805, allocations: 17.9 MB / 0.6129 GB, free: 12.9 MB / 0.4981 GB Notification: Performance of NFScalarize.scalarize: time 0.0001366/1.806, allocations: 71.69 kB / 0.613 GB, free: 12.83 MB / 0.4981 GB Notification: Performance of NFVerifyModel.verify: time 0.0002507/1.806, allocations: 171.1 kB / 0.6132 GB, free: 12.66 MB / 0.4981 GB Notification: Performance of NFConvertDAE.convert: time 0.01965/1.826, allocations: 8.499 MB / 0.6215 GB, free: 4.145 MB / 0.4981 GB Notification: Performance of FrontEnd - DAE generated: time 5.35e-06/1.826, allocations: 0 / 0.6215 GB, free: 4.145 MB / 0.4981 GB Notification: Performance of FrontEnd: time 3.947e-06/1.826, allocations: 0 / 0.6215 GB, free: 4.145 MB / 0.4981 GB Notification: Performance of Transformations before backend: time 1.535e-05/1.826, allocations: 3.938 kB / 0.6215 GB, free: 4.141 MB / 0.4981 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 85 * Number of variables: 85 Notification: Performance of Generate backend data structure: time 0.00473/1.83, allocations: 1.544 MB / 0.623 GB, free: 2.547 MB / 0.4981 GB Notification: Performance of prepare preOptimizeDAE: time 4.615e-05/1.83, allocations: 11.89 kB / 0.623 GB, free: 2.535 MB / 0.4981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001073/1.831, allocations: 47.38 kB / 0.623 GB, free: 2.488 MB / 0.4981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003685/1.831, allocations: 266.3 kB / 0.6233 GB, free: 2.188 MB / 0.4981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.341e-05/1.831, allocations: 46.27 kB / 0.6233 GB, free: 2.137 MB / 0.4981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 4.963e-05/1.831, allocations: 24 kB / 0.6234 GB, free: 2.113 MB / 0.4981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0005676/1.832, allocations: 346.7 kB / 0.6237 GB, free: 1.746 MB / 0.4981 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.759e-05/1.832, allocations: 4 kB / 0.6237 GB, free: 1.742 MB / 0.4981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.595e-05/1.832, allocations: 8 kB / 0.6237 GB, free: 1.734 MB / 0.4981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.827e-05/1.832, allocations: 19.92 kB / 0.6237 GB, free: 1.715 MB / 0.4981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000398/1.832, allocations: 229.8 kB / 0.6239 GB, free: 1.492 MB / 0.4981 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 0.02077/1.853, allocations: 10.03 MB / 0.6337 GB, free: 6.422 MB / 0.5137 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0006623/1.854, allocations: 278.8 kB / 0.634 GB, free: 6.137 MB / 0.5137 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002337/1.854, allocations: 147.1 kB / 0.6341 GB, free: 5.992 MB / 0.5137 GB Notification: Performance of preOpt evalFunc (simulation): time 0.359/2.213, allocations: 85.98 MB / 0.7181 GB, free: 210.3 MB / 0.5919 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003955/2.213, allocations: 219.1 kB / 0.7183 GB, free: 210.3 MB / 0.5919 GB Notification: Performance of pre-optimization done (n=48): time 3.136e-06/2.213, allocations: 0 / 0.7183 GB, free: 210.3 MB / 0.5919 GB Notification: Performance of matching and sorting (n=48): time 0.001235/2.214, allocations: 0.578 MB / 0.7189 GB, free: 210.1 MB / 0.5919 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.366e-05/2.214, allocations: 78.98 kB / 0.719 GB, free: 210 MB / 0.5919 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002577/2.215, allocations: 253.6 kB / 0.7192 GB, free: 209.9 MB / 0.5919 GB Notification: Performance of collectPreVariables (initialization): time 2.115e-05/2.215, allocations: 29.83 kB / 0.7192 GB, free: 209.9 MB / 0.5919 GB Notification: Performance of collectInitialEqns (initialization): time 9.303e-05/2.215, allocations: 166 kB / 0.7194 GB, free: 209.8 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 8.23e-05/2.215, allocations: 152.6 kB / 0.7195 GB, free: 209.7 MB / 0.5919 GB Notification: Performance of simplifyInitialFunctions (initialization): time 9.21e-05/2.215, allocations: 66.12 kB / 0.7196 GB, free: 209.7 MB / 0.5919 GB Notification: Performance of setup shared object (initialization): time 7.694e-05/2.215, allocations: 347.2 kB / 0.7199 GB, free: 209.4 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001887/2.215, allocations: 108.2 kB / 0.72 GB, free: 209.4 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002084/2.216, allocations: 165.2 kB / 0.7202 GB, free: 209.4 MB / 0.5919 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004018/2.216, allocations: 284.5 kB / 0.7205 GB, free: 209.3 MB / 0.5919 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.916e-06/2.216, allocations: 0 / 0.7205 GB, free: 209.3 MB / 0.5919 GB Notification: Performance of matching and sorting (n=55) (initialization): time 0.0007614/2.217, allocations: 436 kB / 0.7209 GB, free: 209.2 MB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 1.652e-05/2.217, allocations: 11.56 kB / 0.7209 GB, free: 209.2 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.855e-06/2.217, allocations: 2.781 kB / 0.7209 GB, free: 209.2 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0009831/2.218, allocations: 197 kB / 0.7211 GB, free: 209.2 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001182/2.218, allocations: 24.16 kB / 0.7211 GB, free: 209.2 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001991/2.22, allocations: 2.439 MB / 0.7235 GB, free: 207.2 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001973/2.22, allocations: 35.83 kB / 0.7235 GB, free: 207.1 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.324e-05/2.22, allocations: 14.86 kB / 0.7235 GB, free: 207.1 MB / 0.5919 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 5 * Number of states: 0 () * Number of discrete variables: 7 (checkValve.C2.b,checkValve.C1.a,puitsP1.C.a,sourceP1.C.b,checkValve.libre,$whenCondition1,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (22): * Single equations (assignments): 18 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 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): 2 systems {(1,2), (1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.0001341/2.22, allocations: 150.3 kB / 0.7237 GB, free: 207 MB / 0.5919 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 4.35e-05/2.22, allocations: 37.39 kB / 0.7237 GB, free: 207 MB / 0.5919 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0007054/2.221, allocations: 0.5633 MB / 0.7243 GB, free: 206.8 MB / 0.5919 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.732e-06/2.221, allocations: 2.656 kB / 0.7243 GB, free: 206.8 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.056e-06/2.221, allocations: 0.6875 kB / 0.7243 GB, free: 206.8 MB / 0.5919 GB Notification: Performance of postOpt removeConstants (simulation): time 9.122e-05/2.221, allocations: 129.8 kB / 0.7244 GB, free: 206.7 MB / 0.5919 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.594e-05/2.221, allocations: 9.688 kB / 0.7244 GB, free: 206.7 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001611/2.221, allocations: 21.83 kB / 0.7244 GB, free: 206.7 MB / 0.5919 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 6.527e-05/2.221, allocations: 22.59 kB / 0.7244 GB, free: 206.7 MB / 0.5919 GB [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/DAEMode.mo:528:7-530:90:writable] Error: Internal error DAEMode.traverserStrongComponents failed on equation: 1/1 (10): ThermoSysPro.Properties.WaterSteam.Common.ThermoProperties_ph(checkValve.T, checkValve.rho, checkValve.pro.u, checkValve.pro.s, checkValve.pro.cp, checkValve.pro.ddhp, checkValve.pro.ddph, checkValve.pro.duph, checkValve.pro.duhp, checkValve.pro.x) = $cse3 Variables: 1: checkValve.pro.duph:VARIABLE(unit = "m3/kg" protected = true ) "Derivative of specific inner energy wrt. pressure at constant specific enthalpy" type: Real 2: checkValve.pro.s:VARIABLE(min = -1e6 max = 1e6 unit = "J/(kg.K)" nominal = 1000.0 protected = true ) "Specific entropy" type: Real 3: checkValve.T:VARIABLE(min = 200.0 max = 6000.0 start = 290.0 unit = "K" nominal = 300.0 ) "Fluid temperature" type: Real 4: checkValve.pro.duhp:VARIABLE(unit = "1" protected = true ) "Derivative of specific inner energy wrt. specific enthalpy at constant pressure" type: Real 5: checkValve.pro.cp:VARIABLE(min = 1e-9 max = 1e60 unit = "J/(kg.K)" nominal = 1000.0 protected = true ) "Specific heat capacity at constant presure" type: Real 6: checkValve.pro.u:VARIABLE(min = -1e8 max = 1e8 unit = "J/kg" nominal = 1e6 protected = true ) "Specific inner energy" type: Real 7: checkValve.pro.ddhp:VARIABLE(unit = "kg.s2/m5" protected = true ) "Derivative of density wrt. specific enthalpy at constant pressure" type: Real 8: checkValve.pro.ddph:VARIABLE(unit = "s2/m2" protected = true ) "Derivative of density wrt. pressure at constant specific enthalpy" type: Real 9: checkValve.pro.x:VARIABLE(min = 0.0 max = 1.0 unit = "1" protected = true ) "Vapor mass fraction" type: Real 10: checkValve.Q:VARIABLE(start = 500.0 unit = "kg/s" ) "Mass flow rate" type: Real [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/DAEMode.mo:528:7-530:90:writable] Error: Internal error DAEMode.traverserStrongComponents failed on equation: 1/1 (1): 0.0 = if checkValve.Q > 0.0 then checkValve.h - sourceP1.h else checkValve.h - puitsP1.h 2/2 (10): $cse3 = ThermoSysPro.Properties.Fluid.Ph(checkValve.Pm, checkValve.h, checkValve.mode, checkValve.fluid) 3/12 (1): checkValve.deltaP * checkValve.Cv * abs(checkValve.Cv) = 1.733e12 * $cse4 / checkValve.rho ^ 2.0 4/13 (1): $cse4 = ThermoSysPro.Functions.ThermoSquare(checkValve.Q, checkValve.eps) 5/14 (10): ThermoSysPro.Properties.WaterSteam.Common.ThermoProperties_ph(checkValve.T, checkValve.rho, checkValve.pro.u, checkValve.pro.s, checkValve.pro.cp, checkValve.pro.ddhp, checkValve.pro.ddph, checkValve.pro.duph, checkValve.pro.duhp, checkValve.pro.x) = $cse3 Variables: 1: checkValve.pro.duph:VARIABLE(unit = "m3/kg" protected = true ) "Derivative of specific inner energy wrt. pressure at constant specific enthalpy" type: Real 2: checkValve.pro.s:VARIABLE(min = -1e6 max = 1e6 unit = "J/(kg.K)" nominal = 1000.0 protected = true ) "Specific entropy" type: Real 3: checkValve.T:VARIABLE(min = 200.0 max = 6000.0 start = 290.0 unit = "K" nominal = 300.0 ) "Fluid temperature" type: Real 4: checkValve.pro.duhp:VARIABLE(unit = "1" protected = true ) "Derivative of specific inner energy wrt. specific enthalpy at constant pressure" type: Real 5: checkValve.pro.cp:VARIABLE(min = 1e-9 max = 1e60 unit = "J/(kg.K)" nominal = 1000.0 protected = true ) "Specific heat capacity at constant presure" type: Real 6: checkValve.pro.u:VARIABLE(min = -1e8 max = 1e8 unit = "J/kg" nominal = 1e6 protected = true ) "Specific inner energy" type: Real 7: checkValve.pro.ddhp:VARIABLE(unit = "kg.s2/m5" protected = true ) "Derivative of density wrt. specific enthalpy at constant pressure" type: Real 8: checkValve.pro.ddph:VARIABLE(unit = "s2/m2" protected = true ) "Derivative of density wrt. pressure at constant specific enthalpy" type: Real 9: checkValve.pro.x:VARIABLE(min = 0.0 max = 1.0 unit = "1" protected = true ) "Vapor mass fraction" type: Real 10: checkValve.Q:VARIABLE(start = 500.0 unit = "kg/s" ) "Mass flow rate" type: Real 11: $cse4:VARIABLE(protected = true ) type: Real unreplaceable 12: checkValve.rho:VARIABLE(min = 1e-9 max = 1e5 start = 998.0 unit = "kg/m3" nominal = 998.0 ) "Fluid density" type: Real 13: $cse3.x:VARIABLE(protected = true ) type: Real unreplaceable 14: $cse3.duph:VARIABLE(protected = true ) type: Real unreplaceable 15: $cse3.ddph:VARIABLE(protected = true ) type: Real unreplaceable 16: $cse3.ddhp:VARIABLE(protected = true ) type: Real unreplaceable 17: $cse3.u:VARIABLE(protected = true ) type: Real unreplaceable 18: $cse3.T:VARIABLE(protected = true ) type: Real unreplaceable 19: $cse3.duhp:VARIABLE(protected = true ) type: Real unreplaceable 20: $cse3.s:VARIABLE(protected = true ) type: Real unreplaceable 21: $cse3.d:VARIABLE(protected = true ) type: Real unreplaceable 22: $cse3.cp:VARIABLE(protected = true ) type: Real unreplaceable 23: checkValve.h:VARIABLE(start = 1e5 unit = "J/kg" ) "Fluid specific enthalpy" type: Real [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAEUtil.mo:9805:5-9806:77:writable] Error: Internal error BackendDAEUtil.traverseEqSystemStrongComponents failed with function: omc_DAEMode_traverserStrongComponents Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.0009329/2.222, allocations: 0.5239 MB / 0.7249 GB, free: 206.4 MB / 0.5919 GB Error: post-optimization module createDAEmodeBDAE (simulation) failed. Error: Internal error SimCode DAEmode: The model ThermoSysPro.Examples.Book.SimpleExamples.PressureLoss.TestDynamicCheckValve could not be translated