Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermoSysPro_ThermoSysPro.Examples.Book.SimpleExamples.Volume.TestTank.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.Volume.TestTank,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ThermoSysPro_ThermoSysPro.Examples.Book.SimpleExamples.Volume.TestTank") translateModel(ThermoSysPro.Examples.Book.SimpleExamples.Volume.TestTank,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ThermoSysPro_ThermoSysPro.Examples.Book.SimpleExamples.Volume.TestTank") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro 4.0.0-master/package.mo): time 0.8756/0.8756, allocations: 150.9 MB / 167.2 MB, free: 14.52 MB / 142.1 MB Notification: Performance of FrontEnd - loaded program: time 0.000365/0.0003651, allocations: 14.06 kB / 237.7 MB, free: 1.816 MB / 190.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.06298/0.06336, allocations: 31.34 MB / 269 MB, free: 7.109 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.Volume.TestTank): time 1.707/1.771, allocations: 297 MB / 0.5528 GB, free: 10.99 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.5287/2.299, allocations: 187.4 MB / 0.7358 GB, free: 0.7969 MB / 0.5919 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004078/2.3, allocations: 5.969 kB / 0.7358 GB, free: 0.7969 MB / 0.5919 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoSysPro 4.0.0-master/WaterSteam/PressureLosses/LumpedStraightPipe.mo:49:3-50:42: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/LumpedStraightPipe.mo:51:3-53:37:writable] Warning: Connector C2 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/ControlValve.mo:45:3-47:43: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/ControlValve.mo:48:3-50:38:writable] Warning: Connector C2 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/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/Volumes/Tank.mo:71:3-72:53:writable] Warning: Connector Ce1 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/Volumes/Tank.mo:73:3-74:53:writable] Warning: Connector Cs2 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/Volumes/Tank.mo:78:3-79:55:writable] Warning: Connector Ce2 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/Volumes/Tank.mo:80:3-81:51:writable] Warning: Connector Cs1 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/LumpedStraightPipe.mo:49:3-50:42: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/LumpedStraightPipe.mo:51:3-53:37:writable] Warning: Connector C2 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). Notification: Performance of NFTyping.typeComponents: time 0.0005973/2.3, allocations: 224.8 kB / 0.736 GB, free: 0.793 MB / 0.5919 GB Notification: Performance of NFTyping.typeBindings: time 0.000547/2.301, allocations: 357.5 kB / 0.7364 GB, free: 0.7891 MB / 0.5919 GB [/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 0.02918/2.33, allocations: 11.8 MB / 0.7479 GB, free: 0.5234 MB / 0.5919 GB Notification: Performance of NFFlatten.flatten: time 0.001333/2.332, allocations: 1.189 MB / 0.749 GB, free: 0.5156 MB / 0.5919 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0004549/2.332, allocations: 443.9 kB / 0.7495 GB, free: 472 kB / 0.5919 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0005062/2.333, allocations: 478.4 kB / 0.7499 GB, free: 468 kB / 0.5919 GB Notification: Performance of NFSimplifyModel.simplify: time 0.000448/2.333, allocations: 465.2 kB / 0.7504 GB, free: 468 kB / 0.5919 GB Notification: Performance of NFPackage.collectConstants: time 9.716e-05/2.333, allocations: 75.25 kB / 0.7504 GB, free: 468 kB / 0.5919 GB Notification: Performance of NFFlatten.collectFunctions: time 0.03433/2.367, allocations: 20.12 MB / 0.7701 GB, free: 14.22 MB / 0.6075 GB Notification: Performance of NFScalarize.scalarize: time 0.0003497/2.368, allocations: 184.3 kB / 0.7703 GB, free: 14.19 MB / 0.6075 GB Notification: Performance of NFVerifyModel.verify: time 0.0008775/2.369, allocations: 466.1 kB / 0.7707 GB, free: 14.15 MB / 0.6075 GB Notification: Performance of NFConvertDAE.convert: time 0.02762/2.396, allocations: 10.36 MB / 0.7808 GB, free: 10.3 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 5.33e-06/2.396, allocations: 4 kB / 0.7808 GB, free: 10.3 MB / 0.6075 GB Notification: Performance of FrontEnd: time 2.494e-06/2.396, allocations: 2.125 kB / 0.7808 GB, free: 10.3 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 4.459e-05/2.396, allocations: 3.094 kB / 0.7808 GB, free: 10.3 MB / 0.6075 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 224 * Number of variables: 224 Notification: Performance of Generate backend data structure: time 0.007119/2.404, allocations: 2.519 MB / 0.7833 GB, free: 8.723 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 4.265e-05/2.404, allocations: 8.938 kB / 0.7833 GB, free: 8.723 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002354/2.404, allocations: 100.7 kB / 0.7834 GB, free: 8.668 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005663/2.404, allocations: 443.8 kB / 0.7838 GB, free: 8.344 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001033/2.405, allocations: 83.19 kB / 0.7839 GB, free: 8.309 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001081/2.405, allocations: 67.28 kB / 0.784 GB, free: 8.305 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001817/2.406, allocations: 0.9767 MB / 0.7849 GB, free: 7.91 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.28e-05/2.406, allocations: 5.312 kB / 0.7849 GB, free: 7.91 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.767e-05/2.407, allocations: 27.81 kB / 0.785 GB, free: 7.91 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.224e-05/2.407, allocations: 39.88 kB / 0.785 GB, free: 7.898 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002031/2.409, allocations: 0.838 MB / 0.7858 GB, free: 7.73 MB / 0.6075 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 0.0566/2.465, allocations: 29.91 MB / 0.815 GB, free: 12.07 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00249/2.468, allocations: 0.7903 MB / 0.8158 GB, free: 11.52 MB / 0.6387 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001003/2.469, allocations: 436.5 kB / 0.8162 GB, free: 11.2 MB / 0.6387 GB Notification: Performance of preOpt evalFunc (simulation): time 0.3195/2.788, allocations: 151.4 MB / 0.964 GB, free: 3.266 MB / 0.795 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.302e-05/2.788, allocations: 31 kB / 0.9641 GB, free: 3.227 MB / 0.795 GB Notification: Performance of pre-optimization done (n=110): time 4.508e-06/2.788, allocations: 0 / 0.9641 GB, free: 3.227 MB / 0.795 GB Notification: Performance of matching and sorting (n=110): time 0.008192/2.797, allocations: 2.356 MB / 0.9664 GB, free: 0.7891 MB / 0.795 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.831e-05/2.797, allocations: 63.78 kB / 0.9664 GB, free: 0.7109 MB / 0.795 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0006404/2.797, allocations: 0.5049 MB / 0.9669 GB, free: 204 kB / 0.795 GB Notification: Performance of collectPreVariables (initialization): time 4.464e-05/2.797, allocations: 29.7 kB / 0.967 GB, free: 168 kB / 0.795 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002986/2.798, allocations: 340.5 kB / 0.9673 GB, free: 15.85 MB / 0.8106 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003045/2.798, allocations: 382 kB / 0.9676 GB, free: 15.48 MB / 0.8106 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002534/2.798, allocations: 154.2 kB / 0.9678 GB, free: 15.33 MB / 0.8106 GB Notification: Performance of setup shared object (initialization): time 0.0001618/2.798, allocations: 386.8 kB / 0.9682 GB, free: 14.94 MB / 0.8106 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0009766/2.799, allocations: 357.7 kB / 0.9685 GB, free: 14.59 MB / 0.8106 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001103/2.8, allocations: 0.5357 MB / 0.969 GB, free: 14 MB / 0.8106 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002145/2.803, allocations: 0.937 MB / 0.9699 GB, free: 13.02 MB / 0.8106 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.959e-06/2.803, allocations: 0 / 0.9699 GB, free: 13.02 MB / 0.8106 GB Notification: Performance of matching and sorting (n=137) (initialization): time 0.003188/2.806, allocations: 1.289 MB / 0.9712 GB, free: 11.74 MB / 0.8106 GB Notification: Performance of prepare postOptimizeDAE: time 2.024e-05/2.806, allocations: 8 kB / 0.9712 GB, free: 11.73 MB / 0.8106 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.156e-05/2.806, allocations: 4 kB / 0.9712 GB, free: 11.73 MB / 0.8106 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.004667/2.811, allocations: 0.9952 MB / 0.9722 GB, free: 10.73 MB / 0.8106 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007883/2.811, allocations: 159 kB / 0.9723 GB, free: 10.59 MB / 0.8106 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002593/2.814, allocations: 2.694 MB / 0.975 GB, free: 7.801 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007837/2.815, allocations: 136.5 kB / 0.9751 GB, free: 7.668 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.189e-05/2.815, allocations: 27.98 kB / 0.9751 GB, free: 7.641 MB / 0.8106 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 21 * Number of states: 0 () * Number of discrete variables: 14 (PuitsP2.C.a,PerteDP2.C2.b,PerteDP2.C1.a,Tank1.Cs1.b,Tank1.Ce2.a,Tank1.Cs2.b,Tank1.Ce1.a,PuitsP1.C.a,SourceP1.C.b,VanneReglante1.C2.b,VanneReglante1.C1.a,PerteDP1.C2.b,PerteDP1.C1.a,Tank1.Ce2.b) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (50): * Single equations (assignments): 43 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 3 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * 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): 4 systems {(2,7), (2,6), (2,7), (1,1)} Notification: Performance of prepare postOptimizeDAE: time 0.0003086/2.815, allocations: 218.2 kB / 0.9753 GB, free: 7.426 MB / 0.8106 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001353/2.815, allocations: 75.48 kB / 0.9754 GB, free: 7.352 MB / 0.8106 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004588/2.82, allocations: 2.933 MB / 0.9783 GB, free: 4.32 MB / 0.8106 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.877e-06/2.82, allocations: 5.188 kB / 0.9783 GB, free: 4.316 MB / 0.8106 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.735e-06/2.82, allocations: 0 / 0.9783 GB, free: 4.316 MB / 0.8106 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002849/2.82, allocations: 220.2 kB / 0.9785 GB, free: 4.082 MB / 0.8106 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001218/2.82, allocations: 23.83 kB / 0.9785 GB, free: 4.059 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005555/2.821, allocations: 63.88 kB / 0.9786 GB, free: 3.996 MB / 0.8106 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001365/2.821, allocations: 52.48 kB / 0.9786 GB, free: 3.941 MB / 0.8106 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(Tank1.T, Tank1.rho, Tank1.pro.u, Tank1.pro.s, Tank1.pro.cp, Tank1.pro.ddhp, Tank1.pro.ddph, Tank1.pro.duph, Tank1.pro.duhp, Tank1.pro.x) = $cse13 Variables: 1: Tank1.pro.x:VARIABLE(min = 0.0 max = 1.0 unit = "1" ) "Vapor mass fraction" type: Real 2: Tank1.pro.u:VARIABLE(min = -1e8 max = 1e8 unit = "J/kg" nominal = 1e6 ) "Specific inner energy" type: Real 3: Tank1.pro.duph:VARIABLE(unit = "m3/kg" ) "Derivative of specific inner energy wrt. pressure at constant specific enthalpy" type: Real 4: Tank1.pro.ddph:VARIABLE(unit = "s2/m2" ) "Derivative of density wrt. pressure at constant specific enthalpy" type: Real 5: Tank1.pro.duhp:VARIABLE(unit = "1" ) "Derivative of specific inner energy wrt. specific enthalpy at constant pressure" type: Real 6: Tank1.pro.ddhp:VARIABLE(unit = "kg.s2/m5" ) "Derivative of density wrt. specific enthalpy at constant pressure" type: Real 7: Tank1.pro.s:VARIABLE(min = -1e6 max = 1e6 unit = "J/(kg.K)" nominal = 1000.0 ) "Specific entropy" type: Real 8: Tank1.T:VARIABLE(min = 200.0 max = 6000.0 start = 288.15 unit = "K" nominal = 300.0 ) "Fluid temperature" type: Real 9: Tank1.pro.cp:VARIABLE(min = 1e-9 max = 1e60 unit = "J/(kg.K)" nominal = 1000.0 ) "Specific heat capacity at constant presure" type: Real 10: $cse13.x:VARIABLE(protected = true ) type: Real unreplaceable [/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): Tank1.P = Tank1.Patm + 0.5 * Tank1.rho * Tank1.g * Tank1.z 2/2 (10): $cse13 = ThermoSysPro.Properties.Fluid.Ph(Tank1.P, Tank1.h, Tank1.mode, Tank1.fluid) 3/12 (10): ThermoSysPro.Properties.WaterSteam.Common.ThermoProperties_ph(Tank1.T, Tank1.rho, Tank1.pro.u, Tank1.pro.s, Tank1.pro.cp, Tank1.pro.ddhp, Tank1.pro.ddph, Tank1.pro.duph, Tank1.pro.duhp, Tank1.pro.x) = $cse13 Variables: 1: Tank1.pro.x:VARIABLE(min = 0.0 max = 1.0 unit = "1" ) "Vapor mass fraction" type: Real 2: Tank1.pro.u:VARIABLE(min = -1e8 max = 1e8 unit = "J/kg" nominal = 1e6 ) "Specific inner energy" type: Real 3: Tank1.pro.duph:VARIABLE(unit = "m3/kg" ) "Derivative of specific inner energy wrt. pressure at constant specific enthalpy" type: Real 4: Tank1.pro.ddph:VARIABLE(unit = "s2/m2" ) "Derivative of density wrt. pressure at constant specific enthalpy" type: Real 5: Tank1.pro.duhp:VARIABLE(unit = "1" ) "Derivative of specific inner energy wrt. specific enthalpy at constant pressure" type: Real 6: Tank1.pro.ddhp:VARIABLE(unit = "kg.s2/m5" ) "Derivative of density wrt. specific enthalpy at constant pressure" type: Real 7: Tank1.pro.s:VARIABLE(min = -1e6 max = 1e6 unit = "J/(kg.K)" nominal = 1000.0 ) "Specific entropy" type: Real 8: Tank1.T:VARIABLE(min = 200.0 max = 6000.0 start = 288.15 unit = "K" nominal = 300.0 ) "Fluid temperature" type: Real 9: Tank1.pro.cp:VARIABLE(min = 1e-9 max = 1e60 unit = "J/(kg.K)" nominal = 1000.0 ) "Specific heat capacity at constant presure" type: Real 10: $cse13.x:VARIABLE(protected = true ) type: Real unreplaceable 11: $cse13.cp:VARIABLE(protected = true ) type: Real unreplaceable 12: $cse13.ddph:VARIABLE(protected = true ) type: Real unreplaceable 13: $cse13.ddhp:VARIABLE(protected = true ) type: Real unreplaceable 14: $cse13.duph:VARIABLE(protected = true ) type: Real unreplaceable 15: $cse13.s:VARIABLE(protected = true ) type: Real unreplaceable 16: $cse13.u:VARIABLE(protected = true ) type: Real unreplaceable 17: $cse13.d:VARIABLE(protected = true ) type: Real unreplaceable 18: Tank1.P:VARIABLE(min = 0.0 start = 1e5 unit = "Pa" nominal = 1e5 ) "Fluid average pressure" type: Real 19: $cse13.T:VARIABLE(protected = true ) type: Real unreplaceable 20: $cse13.duhp:VARIABLE(protected = true ) type: Real unreplaceable 21: Tank1.rho:VARIABLE(min = 1e-9 max = 1e5 start = 998.0 unit = "kg/m3" nominal = 998.0 ) "Fluid density" 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 0.000849/2.822, allocations: 423.4 kB / 0.979 GB, free: 3.551 MB / 0.8106 GB Error: post-optimization module createDAEmodeBDAE (simulation) failed. Error: Internal error SimCode DAEmode: The model ThermoSysPro.Examples.Book.SimpleExamples.Volume.TestTank could not be translated