Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.conf.json
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.1.1-maint.8.1.x/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Using package Modelica with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package Buildings with version 8.1.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.1.1-maint.8.1.x/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.1.1-maint.8.1.x/package.mo): time 1.794/1.794, allocations: 297.4 MB / 312.6 MB, free: 2.957 MB / 234.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001049/0.001049, allocations: 182 kB / 382.3 MB, free: 14.86 MB / 314.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.493/1.493, allocations: 225.7 MB / 0.6617 GB, free: 7.234 MB / 490.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009958/0.0009959, allocations: 92.44 kB / 0.7789 GB, free: 46.85 MB / 0.5417 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003638/0.0003639, allocations: 8 kB / 0.9059 GB, free: 4.914 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6381/0.6385, allocations: 119.2 MB / 1.022 GB, free: 57.66 MB / 0.698 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01584/0.6543, allocations: 15.05 MB / 1.037 GB, free: 48.08 MB / 0.698 GB
Notification: Performance of NFInst.instExpressions: time 0.01347/0.6679, allocations: 10.81 MB / 1.048 GB, free: 38.26 MB / 0.698 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002146/0.6701, allocations: 38.97 kB / 1.048 GB, free: 38.25 MB / 0.698 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009717/0.6711, allocations: 335.5 kB / 1.048 GB, free: 38.08 MB / 0.698 GB
Notification: Performance of NFTyping.typeBindings: time 0.003101/0.6742, allocations: 1.249 MB / 1.049 GB, free: 37.42 MB / 0.698 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002718/0.6769, allocations: 0.9662 MB / 1.05 GB, free: 36.89 MB / 0.698 GB
Notification: Performance of NFFlatten.flatten: time 0.007077/0.684, allocations: 7.642 MB / 1.058 GB, free: 34.6 MB / 0.698 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.00862/0.6926, allocations: 8.84 MB / 1.066 GB, free: 29.33 MB / 0.698 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002765/0.6954, allocations: 1.554 MB / 1.068 GB, free: 28.74 MB / 0.698 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003383/0.6988, allocations: 2.407 MB / 1.07 GB, free: 27.89 MB / 0.698 GB
Notification: Performance of NFPackage.collectConstants: time 0.000592/0.6994, allocations: 213 kB / 1.07 GB, free: 27.89 MB / 0.698 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00223/0.7017, allocations: 1.117 MB / 1.071 GB, free: 27.57 MB / 0.698 GB
Notification: Performance of NFScalarize.scalarize: time 0.001565/0.7033, allocations: 1.68 MB / 1.073 GB, free: 27.06 MB / 0.698 GB
Notification: Performance of NFVerifyModel.verify: time 0.001658/0.7049, allocations: 1.615 MB / 1.075 GB, free: 26.05 MB / 0.698 GB
Notification: Performance of NFConvertDAE.convert: time 0.005642/0.7106, allocations: 6.451 MB / 1.081 GB, free: 24.61 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 5.47e-06/0.7106, allocations: 0 / 1.081 GB, free: 24.61 MB / 0.698 GB
Notification: Performance of FrontEnd: time 2.164e-06/0.7106, allocations: 4 kB / 1.081 GB, free: 24.6 MB / 0.698 GB
Notification: Performance of Transformations before backend: time 0.0001572/0.7108, allocations: 0 / 1.081 GB, free: 24.6 MB / 0.698 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.007503/0.7183, allocations: 2.84 MB / 1.084 GB, free: 23.05 MB / 0.698 GB
Notification: Performance of prepare preOptimizeDAE: time 5.624e-05/0.7184, allocations: 9.844 kB / 1.084 GB, free: 23.05 MB / 0.698 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01178/0.7301, allocations: 2.312 MB / 1.086 GB, free: 22.82 MB / 0.698 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003994/0.7342, allocations: 1.978 MB / 1.088 GB, free: 21.81 MB / 0.698 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001378/0.7343, allocations: 234.7 kB / 1.088 GB, free: 21.7 MB / 0.698 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.00066/0.735, allocations: 311.1 kB / 1.088 GB, free: 21.59 MB / 0.698 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01507/0.7501, allocations: 6.412 MB / 1.095 GB, free: 19.43 MB / 0.698 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.596e-05/0.7502, allocations: 2.219 kB / 1.095 GB, free: 19.43 MB / 0.698 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003592/0.7506, allocations: 126.9 kB / 1.095 GB, free: 19.33 MB / 0.698 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004746/0.751, allocations: 322.4 kB / 1.095 GB, free: 19.29 MB / 0.698 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01505/0.7661, allocations: 6.566 MB / 1.101 GB, free: 17.45 MB / 0.698 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0369/0.803, allocations: 24.88 MB / 1.126 GB, free: 15.35 MB / 0.7136 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009867/0.8129, allocations: 5.413 MB / 1.131 GB, free: 12.18 MB / 0.7136 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007002/0.82, allocations: 2.939 MB / 1.134 GB, free: 11.35 MB / 0.7136 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003769/0.8204, allocations: 141.2 kB / 1.134 GB, free: 11.23 MB / 0.7136 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.641e-05/0.8205, allocations: 75.95 kB / 1.134 GB, free: 11.16 MB / 0.7136 GB
Notification: Performance of pre-optimization done (n=230): time 4.418e-06/0.8205, allocations: 0 / 1.134 GB, free: 11.16 MB / 0.7136 GB
Notification: Performance of matching and sorting (n=313): time 0.1323/0.9528, allocations: 39.58 MB / 1.173 GB, free: 4.117 MB / 0.7448 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001109/0.9529, allocations: 239.9 kB / 1.173 GB, free: 3.832 MB / 0.7448 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001757/0.9547, allocations: 1.267 MB / 1.174 GB, free: 2.551 MB / 0.7448 GB
Notification: Performance of collectPreVariables (initialization): time 0.000604/0.9553, allocations: 77.7 kB / 1.174 GB, free: 2.469 MB / 0.7448 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008143/0.9561, allocations: 1.25 MB / 1.176 GB, free: 1.199 MB / 0.7448 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001163/0.9573, allocations: 1.051 MB / 1.177 GB, free: 136 kB / 0.7448 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002261/0.9576, allocations: 68 kB / 1.177 GB, free: 68 kB / 0.7448 GB
Notification: Performance of setup shared object (initialization): time 0.0002296/0.9578, allocations: 440.8 kB / 1.177 GB, free: 15.63 MB / 0.7605 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005487/0.9633, allocations: 2.731 MB / 1.18 GB, free: 12.89 MB / 0.7605 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00629/0.9696, allocations: 3.427 MB / 1.183 GB, free: 9.203 MB / 0.7605 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01284/0.9825, allocations: 6.362 MB / 1.189 GB, free: 2.559 MB / 0.7605 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.903e-05/0.9825, allocations: 8 kB / 1.189 GB, free: 2.551 MB / 0.7605 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02937/1.012, allocations: 11 MB / 1.2 GB, free: 7.492 MB / 0.7761 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006351/1.013, allocations: 0.6223 MB / 1.201 GB, free: 6.613 MB / 0.7761 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.995e-05/1.013, allocations: 16 kB / 1.201 GB, free: 6.598 MB / 0.7761 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02253/1.035, allocations: 6.299 MB / 1.207 GB, free: 292 kB / 0.7761 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004493/1.04, allocations: 0.936 MB / 1.208 GB, free: 15.35 MB / 0.7917 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04769/1.087, allocations: 26.38 MB / 1.233 GB, free: 4.699 MB / 0.8073 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004581/1.092, allocations: 0.5265 MB / 1.234 GB, free: 4.172 MB / 0.8073 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000911/1.093, allocations: 140 kB / 1.234 GB, free: 4.035 MB / 0.8073 GB
Notification: Performance of prepare postOptimizeDAE: time 1.379e-05/1.093, allocations: 4 kB / 1.234 GB, free: 4.031 MB / 0.8073 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 0.008053/1.101, allocations: 3.073 MB / 1.237 GB, free: 0.9375 MB / 0.8073 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated