Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 9.0.0-master/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 9.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 1.887/1.887, allocations: 306.1 MB / 321.4 MB, free: 10.75 MB / 250.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001745/0.001745, allocations: 175.3 kB / 393.1 MB, free: 4.098 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 1.553/1.553, allocations: 225.7 MB / 0.6743 GB, free: 12.6 MB / 0.4948 GB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001006/0.001006, allocations: 97.11 kB / 0.7935 GB, free: 39.96 MB / 0.5417 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004258/0.000426, allocations: 12 kB / 0.9225 GB, free: 8.629 MB / 0.6355 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.731/0.7315, allocations: 121.3 MB / 1.041 GB, free: 58.15 MB / 0.698 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01634/0.7479, allocations: 16.74 MB / 1.057 GB, free: 47.07 MB / 0.698 GB
Notification: Performance of NFInst.instExpressions: time 0.01102/0.7589, allocations: 11.08 MB / 1.068 GB, free: 37.11 MB / 0.698 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001843/0.7608, allocations: 42.44 kB / 1.068 GB, free: 37.1 MB / 0.698 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009887/0.7618, allocations: 372.4 kB / 1.068 GB, free: 36.9 MB / 0.698 GB
Notification: Performance of NFTyping.typeBindings: time 0.002907/0.7648, allocations: 1.324 MB / 1.07 GB, free: 36.2 MB / 0.698 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002343/0.7671, allocations: 0.994 MB / 1.071 GB, free: 35.65 MB / 0.698 GB
Notification: Performance of NFFlatten.flatten: time 0.006669/0.7738, allocations: 8.472 MB / 1.079 GB, free: 33.14 MB / 0.698 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01224/0.7861, allocations: 10.92 MB / 1.09 GB, free: 26.49 MB / 0.698 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003587/0.7897, allocations: 1.712 MB / 1.091 GB, free: 25.84 MB / 0.698 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005269/0.795, allocations: 2.637 MB / 1.094 GB, free: 24.9 MB / 0.698 GB
Notification: Performance of NFPackage.collectConstants: time 0.001541/0.7965, allocations: 237.6 kB / 1.094 GB, free: 24.9 MB / 0.698 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004161/0.8007, allocations: 1.148 MB / 1.095 GB, free: 24.58 MB / 0.698 GB
Notification: Performance of NFScalarize.scalarize: time 0.004269/0.805, allocations: 1.848 MB / 1.097 GB, free: 24.02 MB / 0.698 GB
Notification: Performance of NFVerifyModel.verify: time 0.004951/0.81, allocations: 1.782 MB / 1.099 GB, free: 22.9 MB / 0.698 GB
Notification: Performance of NFConvertDAE.convert: time 0.01233/0.8223, allocations: 7.389 MB / 1.106 GB, free: 21.29 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 8.716e-06/0.8223, allocations: 1.031 kB / 1.106 GB, free: 21.29 MB / 0.698 GB
Notification: Performance of FrontEnd: time 2.434e-06/0.8224, allocations: 4 kB / 1.106 GB, free: 21.29 MB / 0.698 GB
Notification: Performance of Transformations before backend: time 0.000336/0.8227, allocations: 0 / 1.106 GB, free: 21.29 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.0115/0.8342, allocations: 3.072 MB / 1.109 GB, free: 19.64 MB / 0.698 GB
Notification: Performance of prepare preOptimizeDAE: time 5.356e-05/0.8343, allocations: 9.125 kB / 1.109 GB, free: 19.64 MB / 0.698 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01407/0.8484, allocations: 2.344 MB / 1.111 GB, free: 19.38 MB / 0.698 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.008319/0.8567, allocations: 2.156 MB / 1.113 GB, free: 18.28 MB / 0.698 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005609/0.8573, allocations: 267.1 kB / 1.114 GB, free: 18.16 MB / 0.698 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.003372/0.8607, allocations: 347 kB / 1.114 GB, free: 18.04 MB / 0.698 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0259/0.8867, allocations: 7.07 MB / 1.121 GB, free: 15.64 MB / 0.698 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001601/0.8869, allocations: 6.469 kB / 1.121 GB, free: 15.64 MB / 0.698 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001653/0.8885, allocations: 146.8 kB / 1.121 GB, free: 15.52 MB / 0.698 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000689/0.8892, allocations: 329.5 kB / 1.121 GB, free: 15.49 MB / 0.698 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01881/0.9081, allocations: 6.962 MB / 1.128 GB, free: 10.39 MB / 0.698 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04427/0.9524, allocations: 26.58 MB / 1.154 GB, free: 14.15 MB / 0.7292 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009015/0.9614, allocations: 4.984 MB / 1.159 GB, free: 8.855 MB / 0.7292 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006119/0.9676, allocations: 2.596 MB / 1.162 GB, free: 6.242 MB / 0.7292 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000342/0.968, allocations: 127 kB / 1.162 GB, free: 6.102 MB / 0.7292 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.632e-05/0.9681, allocations: 64.5 kB / 1.162 GB, free: 6.027 MB / 0.7292 GB
Notification: Performance of pre-optimization done (n=208): time 3.737e-06/0.9681, allocations: 0 / 1.162 GB, free: 6.027 MB / 0.7292 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=271): time 0.1065/1.075, allocations: 30.97 MB / 1.192 GB, free: 6.969 MB / 0.7605 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001886/1.075, allocations: 239.6 kB / 1.192 GB, free: 6.688 MB / 0.7605 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00311/1.078, allocations: 1.392 MB / 1.194 GB, free: 5.285 MB / 0.7605 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007606/1.079, allocations: 69.7 kB / 1.194 GB, free: 5.211 MB / 0.7605 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001196/1.08, allocations: 1.485 MB / 1.195 GB, free: 3.703 MB / 0.7605 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001498/1.081, allocations: 0.9126 MB / 1.196 GB, free: 2.777 MB / 0.7605 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005607/1.082, allocations: 64 kB / 1.196 GB, free: 2.715 MB / 0.7605 GB
Notification: Performance of setup shared object (initialization): time 0.0003289/1.082, allocations: 440.7 kB / 1.196 GB, free: 2.277 MB / 0.7605 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006875/1.089, allocations: 2.641 MB / 1.199 GB, free: 15.63 MB / 0.7761 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007486/1.097, allocations: 3.548 MB / 1.202 GB, free: 11.71 MB / 0.7761 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01408/1.111, allocations: 6.363 MB / 1.209 GB, free: 4.945 MB / 0.7761 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.395e-05/1.111, allocations: 8 kB / 1.209 GB, free: 4.938 MB / 0.7761 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization): time 0.03294/1.144, allocations: 11.02 MB / 1.219 GB, free: 9.812 MB / 0.7917 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008832/1.145, allocations: 0.8633 MB / 1.22 GB, free: 8.57 MB / 0.7917 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.713e-05/1.145, allocations: 32 kB / 1.22 GB, free: 8.539 MB / 0.7917 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02115/1.166, allocations: 5.875 MB / 1.226 GB, free: 2.648 MB / 0.7917 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004488/1.171, allocations: 0.9906 MB / 1.227 GB, free: 1.656 MB / 0.7917 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04207/1.213, allocations: 25.87 MB / 1.252 GB, free: 7.328 MB / 0.823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004738/1.217, allocations: 0.5536 MB / 1.253 GB, free: 6.773 MB / 0.823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009028/1.218, allocations: 151.9 kB / 1.253 GB, free: 6.625 MB / 0.823 GB
Notification: Performance of prepare postOptimizeDAE: time 1.003e-05/1.218, allocations: 8 kB / 1.253 GB, free: 6.617 MB / 0.823 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 0.007796/1.226, allocations: 3.091 MB / 1.256 GB, free: 3.5 MB / 0.823 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated