Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/./OMCompiler/build/lib/omlibrary/ --ompython_omhome=/usr ModelicaTest_3.2.1_cpp_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes3.conf.json
Using package ModelicaServices with version 3.2.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.1/package.mo)
Using package Complex with version 3.2.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.1.mo)
Using package Modelica with version 3.2.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.1/package.mo)
Using package ModelicaTest with version 3.2.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaTest 3.2.1/package.mo)
Running command: translateModel(ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes3,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pipe1.mediums.1..h|pipe1.mediums.1..p|pipe2.mediums.1..h|pipe2.mediums.1..p|pipe3.mediums.1..h|pipe3.mediums.1..p|valveOpening1.a|valveOpening1.b|valveOpening1.last|valveOpening1.nextEvent|valveOpening2.a|valveOpening2.b|valveOpening2.last|valveOpening2.nextEvent",fileNamePrefix="ModelicaTest_3.2.1_cpp_ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes3")
Notification: Performance of loadModel(ModelicaTest): time 1.811/1.811, allocations: 209.3 MB / 225.4 MB, free: 0.6211 MB / 186.7 MB
Notification: Performance of FrontEnd - loaded program: time 0.000411/0.0004111, allocations: 12 kB / 283.1 MB, free: 9.703 MB / 234.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.09637/0.0968, allocations: 48.71 MB / 331.8 MB, free: 8.898 MB / 282.7 MB
Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes3): time 0.365/0.4619, allocations: 82.73 MB / 414.6 MB, free: 2.156 MB / 330.7 MB
Notification: Performance of NFInst.instExpressions: time 0.06141/0.5234, allocations: 31.07 MB / 445.6 MB, free: 3.023 MB / 362.7 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.003137/0.5265, allocations: 99.25 kB / 445.7 MB, free: 2.926 MB / 362.7 MB
Notification: Performance of NFTyping.typeComponents: time 0.004957/0.5315, allocations: 1.167 MB / 446.9 MB, free: 1.754 MB / 362.7 MB
Notification: Performance of NFTyping.typeBindings: time 0.02455/0.5561, allocations: 6.011 MB / 452.9 MB, free: 11.73 MB / 378.7 MB
Notification: Performance of NFTyping.typeClassSections: time 0.02613/0.5823, allocations: 6.776 MB / 459.7 MB, free: 4.953 MB / 378.7 MB
Notification: Performance of NFFlatten.flatten: time 0.009665/0.592, allocations: 4.413 MB / 464.1 MB, free: 0.5312 MB / 378.7 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.002643/0.5947, allocations: 1.219 MB / 465.3 MB, free: 15.29 MB / 394.7 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.005806/0.6005, allocations: 2.01 MB / 467.3 MB, free: 13.27 MB / 394.7 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.04535/0.6459, allocations: 18.05 MB / 485.4 MB, free: 11.21 MB / 410.7 MB
Notification: Performance of NFPackage.collectConstants: time 0.0007011/0.6466, allocations: 104 kB / 485.5 MB, free: 11.11 MB / 410.7 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.02737/0.674, allocations: 9.302 MB / 494.8 MB, free: 1.793 MB / 410.7 MB
Notification: Performance of NFScalarize.scalarize: time 0.001532/0.6756, allocations: 0.6894 MB / 495.5 MB, free: 1.102 MB / 410.7 MB
Notification: Performance of NFVerifyModel.verify: time 0.001031/0.6766, allocations: 0.4926 MB / 496 MB, free: 0.6016 MB / 410.7 MB
Notification: Performance of NFConvertDAE.convert: time 0.3244/1.001, allocations: 6.003 MB / 0.4902 GB, free: 34.95 MB / 410.7 MB
Notification: Performance of FrontEnd - DAE generated: time 3.547e-06/1.001, allocations: 0 / 0.4902 GB, free: 34.95 MB / 410.7 MB
Notification: Performance of FrontEnd: time 2.585e-06/1.001, allocations: 0 / 0.4902 GB, free: 34.95 MB / 410.7 MB
Notification: Performance of Transformations before backend: time 8.336e-05/1.001, allocations: 1.344 kB / 0.4902 GB, free: 34.95 MB / 410.7 MB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 472
 * Number of variables: 472
Notification: Performance of Generate backend data structure: time 0.01481/1.016, allocations: 3.359 MB / 0.4935 GB, free: 33.35 MB / 410.7 MB
Notification: Performance of prepare preOptimizeDAE: time 4.879e-05/1.016, allocations: 7.844 kB / 0.4935 GB, free: 33.35 MB / 410.7 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.007037/1.023, allocations: 0.7303 MB / 0.4942 GB, free: 33.22 MB / 410.7 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004658/1.028, allocations: 1.48 MB / 0.4956 GB, free: 32.82 MB / 410.7 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002309/1.028, allocations: 167 kB / 0.4958 GB, free: 32.82 MB / 410.7 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004831/1.029, allocations: 175.6 kB / 0.496 GB, free: 32.82 MB / 410.7 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01051/1.039, allocations: 3.171 MB / 0.4991 GB, free: 32.45 MB / 410.7 MB
Notification: Performance of preOpt findStateOrder (simulation): time 7.475e-05/1.039, allocations: 7.562 kB / 0.4991 GB, free: 32.45 MB / 410.7 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00032/1.04, allocations: 82.7 kB / 0.4992 GB, free: 32.45 MB / 410.7 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000377/1.04, allocations: 172.4 kB / 0.4993 GB, free: 32.44 MB / 410.7 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01059/1.051, allocations: 2.914 MB / 0.5022 GB, free: 32.43 MB / 410.7 MB
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 0.02226/1.073, allocations: 13.8 MB / 0.5156 GB, free: 23.92 MB / 410.7 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.007087/1.08, allocations: 2.03 MB / 0.5176 GB, free: 23.87 MB / 410.7 MB
Notification: Performance of preOpt evalFunc (simulation): time 0.05814/1.138, allocations: 19.02 MB / 0.5362 GB, free: 11.4 MB / 410.7 MB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.005682/1.144, allocations: 1.558 MB / 0.5377 GB, free: 11.2 MB / 410.7 MB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.001601/1.146, allocations: 163.6 kB / 0.5379 GB, free: 11.12 MB / 410.7 MB
Notification: Performance of pre-optimization done (n=151): time 4.589e-06/1.146, allocations: 0 / 0.5379 GB, free: 11.12 MB / 410.7 MB
Notification: Performance of matching and sorting (n=163): time 0.03146/1.177, allocations: 8.226 MB / 0.5459 GB, free: 8.379 MB / 410.7 MB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.791e-05/1.177, allocations: 182.2 kB / 0.5461 GB, free: 8.168 MB / 410.7 MB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002369/1.18, allocations: 1.399 MB / 0.5474 GB, free: 7.105 MB / 410.7 MB
Notification: Performance of collectPreVariables (initialization): time 0.0002994/1.18, allocations: 58.95 kB / 0.5475 GB, free: 7.062 MB / 410.7 MB
Notification: Performance of collectInitialEqns (initialization): time 0.0006795/1.181, allocations: 0.8654 MB / 0.5484 GB, free: 6.48 MB / 410.7 MB
Notification: Performance of collectInitialBindings (initialization): time 0.0005693/1.181, allocations: 0.5446 MB / 0.5489 GB, free: 6.016 MB / 410.7 MB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001774/1.181, allocations: 38 kB / 0.5489 GB, free: 6.008 MB / 410.7 MB
Notification: Performance of setup shared object (initialization): time 0.0001254/1.181, allocations: 386.4 kB / 0.5493 GB, free: 5.652 MB / 410.7 MB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.002846/1.184, allocations: 0.9978 MB / 0.5503 GB, free: 4.98 MB / 410.7 MB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.003168/1.187, allocations: 1.471 MB / 0.5517 GB, free: 3.711 MB / 410.7 MB
Notification: Performance of analyzeInitialSystem (initialization): time 0.003182/1.191, allocations: 1.251 MB / 0.5529 GB, free: 2.898 MB / 410.7 MB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.013e-05/1.191, allocations: 4 kB / 0.5529 GB, free: 2.895 MB / 410.7 MB
Notification: Performance of matching and sorting (n=241) (initialization): time 0.009903/1.201, allocations: 3.103 MB / 0.556 GB, free: 0.7188 MB / 410.7 MB
Notification: Performance of prepare postOptimizeDAE: time 0.0002601/1.201, allocations: 0.5219 MB / 0.5565 GB, free: 64 kB / 410.7 MB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.105e-05/1.201, allocations: 12.81 kB / 0.5565 GB, free: 52 kB / 410.7 MB
Notification: Performance of postOpt tearingSystem (initialization): time 0.004495/1.205, allocations: 0.5419 MB / 0.557 GB, free: 15.58 MB / 426.7 MB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003559/1.209, allocations: 468.2 kB / 0.5575 GB, free: 15.16 MB / 426.7 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002901/1.212, allocations: 2.698 MB / 0.5601 GB, free: 12.61 MB / 426.7 MB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003828/1.216, allocations: 256.4 kB / 0.5603 GB, free: 12.38 MB / 426.7 MB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002865/1.216, allocations: 100.7 kB / 0.5604 GB, free: 12.3 MB / 426.7 MB
Notification: Performance of prepare postOptimizeDAE: time 1.256e-05/1.216, allocations: 4 kB / 0.5604 GB, free: 12.3 MB / 426.7 MB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.00833/1.224, allocations: 2.792 MB / 0.5632 GB, free: 10.39 MB / 426.7 MB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.543e-05/1.225, allocations: 12.91 kB / 0.5632 GB, free: 10.38 MB / 426.7 MB
Notification: Performance of postOpt tearingSystem (initialization): time 0.001101/1.226, allocations: 211.5 kB / 0.5634 GB, free: 10.21 MB / 426.7 MB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003542/1.229, allocations: 486.7 kB / 0.5638 GB, free: 9.781 MB / 426.7 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001661/1.231, allocations: 1.877 MB / 0.5657 GB, free: 7.961 MB / 426.7 MB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002961/1.234, allocations: 256.9 kB / 0.5659 GB, free: 7.738 MB / 426.7 MB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00026/1.234, allocations: 96.84 kB / 0.566 GB, free: 7.664 MB / 426.7 MB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 57
 * Number of states: 0 ()
 * Number of discrete variables: 27 (valveIncompressible1.state_b.phase,valveIncompressible1.state_a.phase,valveIncompressible.state_b.phase,valveIncompressible.state_a.phase,$whenCondition1,$whenCondition2,source.medium.phase,pipe1.statesFM[2].phase,sink.medium.phase,pipe2.statesFM[2].phase,pipe3.statesFM[2].phase,valveOpening1.a,valveOpening1.b,valveOpening1.last,$PRE.valveOpening1.nextEvent,valveOpening1.nextEvent,valveOpening2.a,valveOpening2.b,valveOpening2.last,$PRE.valveOpening2.nextEvent,valveOpening2.nextEvent,pipe3.state_a.phase,pipe2.state_a.phase,pipe1.state_a.phase,pipe3.state_b.phase,pipe2.state_b.phase,pipe1.state_b.phase)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (224):
 * Single equations (assignments): 218
 * Array equations: 0
 * Algorithm blocks: 2
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 4
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 0
 * Non-linear torn systems: 4 {1 1,1 1,1 1,2 5}
Notification: Performance of prepare postOptimizeDAE: time 0.001841/1.236, allocations: 0.7246 MB / 0.5667 GB, free: 7.129 MB / 426.7 MB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005651/1.237, allocations: 188.5 kB / 0.5669 GB, free: 6.945 MB / 426.7 MB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01583/1.252, allocations: 7.415 MB / 0.5741 GB, free: 1.902 MB / 426.7 MB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.01288/1.265, allocations: 6.492 MB / 0.5805 GB, free: 13.4 MB / 442.7 MB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.58e-05/1.265, allocations: 3.984 kB / 0.5805 GB, free: 13.39 MB / 442.7 MB
Notification: Performance of postOpt removeConstants (simulation): time 0.001969/1.267, allocations: 0.6774 MB / 0.5811 GB, free: 12.81 MB / 442.7 MB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005452/1.268, allocations: 42.06 kB / 0.5812 GB, free: 12.8 MB / 442.7 MB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002447/1.27, allocations: 238.6 kB / 0.5814 GB, free: 12.59 MB / 442.7 MB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003843/1.271, allocations: 131.4 kB / 0.5815 GB, free: 12.48 MB / 442.7 MB
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/DAEMode.mo:522:7-524:90:writable] Error: Internal error DAEMode.traverserStrongComponents failed on equation:
1/1 (1): pipe2.m_flows[1] + pipe3.m_flows[1] - pipe1.m_flows[2] = 0.0
2/2 (1): $cse2 = max(-pipe3.m_flows[1], 1e-07)
3/3 (1): pipe2.statesFM[1].h = ($cse1 * pipe1.mediums[1].h + $cse2 * pipe3.mediums[1].h) / ($cse1 + $cse2)
4/4 (16): $cse27 = Modelica.Media.Water.IF97_Utilities.waterBaseProp_ph(pipe1.mediums[1].p, pipe2.statesFM[1].h, 0, 0)
5/20 (1): pipe2.flowModel.rhos[1] = $cse27.rho
6/21 (1): $cse26 = ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes3.pipe2.flowModel.WallFriction.massFlowRate_dp_staticHead(pipe2.flowModel.dps_fg[1], pipe2.flowModel.rhos[1], pipe2.statesFM[2].d, pipe2.flowModel.mu_nominal, pipe2.flowModel.mu_nominal, 10.0, pipe2.flowModel.diameters[1], pipe2.flowModel.g * pipe2.flowModel.dheights[1], 0.5 * (pipe2.flowModel.crossAreas[1] + pipe2.flowModel.crossAreas[2]), pipe2.roughnesses[1], pipe2.flowModel.dp_small, 4000.0)
7/22 (1): pipe2.m_flows[1] = $cse26 * pipe2.flowModel.nParallel
8/23 (1): $cse3 = max(-pipe2.m_flows[1], 1e-07)
9/24 (1): pipe3.statesFM[1].h = ($cse3 * pipe2.mediums[1].h + $cse1 * pipe1.mediums[1].h) / ($cse3 + $cse1)
10/25 (1): $cse1 = max(pipe1.m_flows[2], 1e-07)
11/26 (1): pipe3.m_flows[1] = $cse32 * pipe3.flowModel.nParallel
12/27 (1): $cse32 = ModelicaTest.Fluid.TestPipesAndValves.BranchingPipes3.pipe3.flowModel.WallFriction.massFlowRate_dp_staticHead(pipe3.flowModel.dps_fg[1], pipe3.flowModel.rhos[1], pipe3.statesFM[2].d, pipe3.flowModel.mu_nominal, pipe3.flowModel.mu_nominal, 10.0, pipe3.flowModel.diameters[1], pipe3.flowModel.g * pipe3.flowModel.dheights[1], 0.5 * (pipe3.flowModel.crossAreas[1] + pipe3.flowModel.crossAreas[2]), pipe3.roughnesses[1], pipe3.flowModel.dp_small, 4000.0)
13/28 (1): pipe3.flowModel.rhos[1] = $cse33.rho
14/29 (16): $cse33 = Modelica.Media.Water.IF97_Utilities.waterBaseProp_ph(pipe1.mediums[1].p, pipe3.statesFM[1].h, 0, 0)

Variables:
1: $cse33.vt:VARIABLE(protected = true )  type: Real unreplaceable
2: $cse33.cp:VARIABLE(protected = true )  type: Real unreplaceable
3: $cse33.h:VARIABLE(protected = true )  type: Real unreplaceable
4: $cse33.R:VARIABLE(protected = true )  type: Real unreplaceable
5: $cse33.s:VARIABLE(protected = true )  type: Real unreplaceable
6: $cse33.pd:VARIABLE(protected = true )  type: Real unreplaceable
7: $cse33.x:VARIABLE(protected = true )  type: Real unreplaceable
8: pipe3.statesFM[1].h:VARIABLE(min = -10000000000.0 max = 10000000000.0 start = 100000.0 unit = "J/kg" nominal = 500000.0 )  "Specific enthalpy" type: Real [2]
9: $cse33.phase:DISCRETE(protected = true )  type: Integer unreplaceable
10: $cse33.vp:VARIABLE(protected = true )  type: Real unreplaceable
11: $cse33.region:DISCRETE(protected = true )  type: Integer unreplaceable
12: $cse33.T:VARIABLE(protected = true )  type: Real unreplaceable
13: $cse33.p:VARIABLE(protected = true )  type: Real unreplaceable
14: $cse33.cv:VARIABLE(protected = true )  type: Real unreplaceable
15: $cse33.pt:VARIABLE(protected = true )  type: Real unreplaceable
16: $cse33.rho:VARIABLE(protected = true )  type: Real unreplaceable
17: $cse33.dpT:VARIABLE(protected = true )  type: Real unreplaceable
18: pipe3.flowModel.rhos[1]:VARIABLE(min = 0.0 max = 100000.0 start = 150.0 unit = "kg/m3" nominal = 500.0 )  type: Real [2]
19: $cse32:VARIABLE(protected = true )  type: Real unreplaceable
20: pipe1.m_flows[2]:VARIABLE(min = max(if splitter.portFlowDirection_3 == Modelica.Fluid.Types.PortFlowDirection.Entering then 0.0 else -9.999999999999999e+59, -9.999999999999999e+59) max = min(if splitter.portFlowDirection_3 == Modelica.Fluid.Types.PortFlowDirection.Leaving then 0.0 else 9.999999999999999e+59, 100000.0) start = 0.0 unit = "kg/s" )  "Mass flow rates of fluid across segment boundaries" type: Real [2]
21: $cse1:VARIABLE(protected = true )  type: Real unreplaceable
22: $cse3:VARIABLE(protected = true )  type: Real unreplaceable
23: pipe2.m_flows[1]:VARIABLE(min = max(-(if splitter.portFlowDirection_2 == Modelica.Fluid.Types.PortFlowDirection.Leaving then 0.0 else 9.999999999999999e+59), -9.999999999999999e+59) max = min(-(if splitter.portFlowDirection_2 == Modelica.Fluid.Types.PortFlowDirection.Entering then 0.0 else -9.999999999999999e+59), 100000.0) start = 0.0 unit = "kg/s" )  "Mass flow rates of fluid across segment boundaries" type: Real [2]
24: $cse26:VARIABLE(protected = true )  type: Real unreplaceable
25: pipe2.flowModel.rhos[1]:VARIABLE(min = 0.0 max = 100000.0 start = 150.0 unit = "kg/m3" nominal = 500.0 )  type: Real [2]
26: $cse27.p:VARIABLE(protected = true )  type: Real unreplaceable
27: $cse27.pd:VARIABLE(protected = true )  type: Real unreplaceable
28: $cse27.T:VARIABLE(protected = true )  type: Real unreplaceable
29: $cse27.dpT:VARIABLE(protected = true )  type: Real unreplaceable
30: $cse27.phase:DISCRETE(protected = true )  type: Integer unreplaceable
31: $cse27.vt:VARIABLE(protected = true )  type: Real unreplaceable
32: $cse27.x:VARIABLE(protected = true )  type: Real unreplaceable
33: $cse27.cp:VARIABLE(protected = true )  type: Real unreplaceable
34: $cse27.vp:VARIABLE(protected = true )  type: Real unreplaceable
35: $cse27.region:DISCRETE(protected = true )  type: Integer unreplaceable
36: $cse27.s:VARIABLE(protected = true )  type: Real unreplaceable
37: $cse27.R:VARIABLE(protected = true )  type: Real unreplaceable
38: $cse27.pt:VARIABLE(protected = true )  type: Real unreplaceable
39: $cse27.rho:VARIABLE(protected = true )  type: Real unreplaceable
40: $cse27.cv:VARIABLE(protected = true )  type: Real unreplaceable
41: $cse27.h:VARIABLE(protected = true )  type: Real unreplaceable
42: pipe2.statesFM[1].h:VARIABLE(min = -10000000000.0 max = 10000000000.0 start = 100000.0 unit = "J/kg" nominal = 500000.0 )  "Specific enthalpy" type: Real [2]
43: $cse2:VARIABLE(protected = true )  type: Real unreplaceable
44: pipe3.m_flows[1]:VARIABLE(min = max(-(if splitter.portFlowDirection_1 == Modelica.Fluid.Types.PortFlowDirection.Leaving then 0.0 else 9.999999999999999e+59), -9.999999999999999e+59) max = min(-(if splitter.portFlowDirection_1 == Modelica.Fluid.Types.PortFlowDirection.Entering then 0.0 else -9.999999999999999e+59), 100000.0) start = 0.0 unit = "kg/s" )  "Mass flow rates of fluid across segment boundaries" type: Real [2]
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/BackendDAEUtil.mo:9703:5-9704:77:writable] Error: Internal error BackendDAEUtil.traverseEqSystemStrongComponents failed with function:
omc_DAEMode_traverserStrongComponents
Notification: Performance of <failed> postOpt createDAEmodeBDAE (simulation): time 0.002527/1.273, allocations: 1.309 MB / 0.5828 GB, free: 11.22 MB / 442.7 MB
Error: post-optimization module createDAEmodeBDAE (simulation) failed.