Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/./OMCompiler/build/lib/omlibrary/ --ompython_omhome=/usr Buildings_6.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.conf.json
Using package Buildings with version 6.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 6.0.0/package.mo)
Using package Modelica with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.2/package.mo)
Using package Complex with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.2.mo)
Using package ModelicaServices with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.2/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_6.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD")
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.2/package.mo): time 0.006371/0.00637, allocations: 237.7 kB / 15.8 MB, free: 6.32 MB / 13.93 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.2.mo): time 0.001811/0.001812, allocations: 179.2 kB / 16.68 MB, free: 5.473 MB / 13.93 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.2/package.mo): time 4.305/4.305, allocations: 389.1 MB / 406.5 MB, free: 11.76 MB / 330.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 6.0.0/package.mo): time 3.974/3.974, allocations: 472.3 MB / 0.9024 GB, free: 9.223 MB / 0.5886 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004957/0.000496, allocations: 12 kB / 1.008 GB, free: 138.2 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1698/0.1703, allocations: 98.72 MB / 1.105 GB, free: 42.08 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD): time 0.02056/0.1909, allocations: 14.73 MB / 1.119 GB, free: 27.31 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.0123/0.2033, allocations: 6.092 MB / 1.125 GB, free: 21.23 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001618/0.2049, allocations: 39.88 kB / 1.125 GB, free: 21.19 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.00138/0.2063, allocations: 337.5 kB / 1.125 GB, free: 20.86 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003956/0.2103, allocations: 1.119 MB / 1.126 GB, free: 19.74 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003275/0.2136, allocations: 0.7891 MB / 1.127 GB, free: 18.95 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.007053/0.2207, allocations: 5.854 MB / 1.133 GB, free: 13.09 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01233/0.2331, allocations: 5.935 MB / 1.139 GB, free: 7.539 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003034/0.2362, allocations: 1.491 MB / 1.14 GB, free: 6.043 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004527/0.2408, allocations: 2.369 MB / 1.142 GB, free: 3.672 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0008649/0.2417, allocations: 212 kB / 1.143 GB, free: 3.465 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002417/0.2442, allocations: 0.6631 MB / 1.143 GB, free: 2.801 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.002432/0.2466, allocations: 1.705 MB / 1.145 GB, free: 1.094 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001133/0.2478, allocations: 0.6056 MB / 1.146 GB, free: 492 kB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.009073/0.2569, allocations: 5.513 MB / 1.151 GB, free: 10.95 MB / 0.6198 GB
Notification: Performance of FrontEnd - DAE generated: time 9.969e-06/0.2569, allocations: 4 kB / 1.151 GB, free: 10.95 MB / 0.6198 GB
Notification: Performance of FrontEnd: time 2.644e-06/0.257, allocations: 2.219 kB / 1.151 GB, free: 10.95 MB / 0.6198 GB
Notification: Performance of Transformations before backend: time 0.0001748/0.2571, allocations: 0 / 1.151 GB, free: 10.95 MB / 0.6198 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 863
 * Number of variables: 863
Notification: Performance of Generate backend data structure: time 0.01039/0.2675, allocations: 2.85 MB / 1.154 GB, free: 8.059 MB / 0.6198 GB
Notification: Performance of prepare preOptimizeDAE: time 5.159e-05/0.2676, allocations: 8.031 kB / 1.154 GB, free: 8.051 MB / 0.6198 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02325/0.2909, allocations: 2.42 MB / 1.156 GB, free: 5.633 MB / 0.6198 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007156/0.2981, allocations: 1.935 MB / 1.158 GB, free: 3.66 MB / 0.6198 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004114/0.2986, allocations: 230.1 kB / 1.158 GB, free: 3.434 MB / 0.6198 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001605/0.3002, allocations: 303.9 kB / 1.159 GB, free: 3.137 MB / 0.6198 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.6151/0.9153, allocations: 6.364 MB / 1.165 GB, free: 75.98 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.000127/0.9155, allocations: 6.812 kB / 1.165 GB, free: 75.98 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000988/0.9165, allocations: 129.2 kB / 1.165 GB, free: 75.98 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009289/0.9174, allocations: 320.9 kB / 1.165 GB, free: 75.97 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02769/0.9451, allocations: 6.548 MB / 1.172 GB, free: 74.58 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04579/0.991, allocations: 24.81 MB / 1.196 GB, free: 56.94 MB / 0.6198 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01402/1.005, allocations: 5.404 MB / 1.201 GB, free: 53.84 MB / 0.6198 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01118/1.016, allocations: 2.954 MB / 1.204 GB, free: 53.03 MB / 0.6198 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000538/1.017, allocations: 139.6 kB / 1.204 GB, free: 52.93 MB / 0.6198 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.476e-05/1.017, allocations: 62.44 kB / 1.204 GB, free: 52.87 MB / 0.6198 GB
Notification: Performance of pre-optimization done (n=230): time 5.861e-06/1.017, allocations: 0 / 1.204 GB, free: 52.87 MB / 0.6198 GB
Notification: Performance of matching and sorting (n=313): time 0.2766/1.294, allocations: 39.48 MB / 1.243 GB, free: 34.1 MB / 0.6198 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.038e-05/1.294, allocations: 247.8 kB / 1.243 GB, free: 33.8 MB / 0.6198 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002118/1.296, allocations: 1.221 MB / 1.244 GB, free: 32.57 MB / 0.6198 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007589/1.297, allocations: 78.3 kB / 1.244 GB, free: 32.48 MB / 0.6198 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008036/1.297, allocations: 1.232 MB / 1.245 GB, free: 31.24 MB / 0.6198 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001466/1.299, allocations: 1.051 MB / 1.246 GB, free: 30.2 MB / 0.6198 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004828/1.299, allocations: 64 kB / 1.246 GB, free: 30.14 MB / 0.6198 GB
Notification: Performance of setup shared object (initialization): time 0.0002196/1.3, allocations: 442.4 kB / 1.247 GB, free: 29.7 MB / 0.6198 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01026/1.31, allocations: 2.733 MB / 1.25 GB, free: 26.97 MB / 0.6198 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01088/1.321, allocations: 3.425 MB / 1.253 GB, free: 23.29 MB / 0.6198 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01115/1.332, allocations: 3.138 MB / 1.256 GB, free: 20.13 MB / 0.6198 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.642e-05/1.332, allocations: 12 kB / 1.256 GB, free: 20.12 MB / 0.6198 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.05076/1.383, allocations: 10.99 MB / 1.267 GB, free: 9.074 MB / 0.6198 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004126/1.383, allocations: 0.6222 MB / 1.267 GB, free: 8.195 MB / 0.6198 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.37e-05/1.383, allocations: 20 kB / 1.267 GB, free: 8.176 MB / 0.6198 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04118/1.425, allocations: 6.294 MB / 1.274 GB, free: 1.883 MB / 0.6198 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007659/1.432, allocations: 0.936 MB / 1.274 GB, free: 0.9453 MB / 0.6198 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.08857/1.521, allocations: 26.36 MB / 1.3 GB, free: 6.391 MB / 0.6511 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007583/1.529, allocations: 0.5265 MB / 1.301 GB, free: 5.863 MB / 0.6511 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009467/1.53, allocations: 143.9 kB / 1.301 GB, free: 5.723 MB / 0.6511 GB
Notification: Performance of prepare postOptimizeDAE: time 1.372e-05/1.53, allocations: 4 kB / 1.301 GB, free: 5.719 MB / 0.6511 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.01321/1.543, allocations: 3.077 MB / 1.304 GB, free: 2.621 MB / 0.6511 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated