Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.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 8.0.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.678/1.678, allocations: 292.6 MB / 307.8 MB, free: 7.145 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 0.001292/0.001292, allocations: 189 kB / 376.5 MB, free: 4.477 MB / 298.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.535/1.535, allocations: 225.7 MB / 0.655 GB, free: 13.16 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 0.0008337/0.0008336, allocations: 100.1 kB / 0.7711 GB, free: 50.28 MB / 0.5417 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003852/0.0003853, allocations: 13.22 kB / 0.897 GB, free: 11.5 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6944/0.6948, allocations: 118.2 MB / 1.012 GB, free: 57.57 MB / 0.7136 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01691/0.7117, allocations: 16.54 MB / 1.029 GB, free: 53.6 MB / 0.7136 GB
Notification: Performance of NFInst.instExpressions: time 0.01201/0.7238, allocations: 6.502 MB / 1.035 GB, free: 50.04 MB / 0.7136 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002239/0.7261, allocations: 45.12 kB / 1.035 GB, free: 50.03 MB / 0.7136 GB
Notification: Performance of NFTyping.typeComponents: time 0.00116/0.7273, allocations: 374.1 kB / 1.035 GB, free: 49.83 MB / 0.7136 GB
Notification: Performance of NFTyping.typeBindings: time 0.00346/0.7308, allocations: 1.237 MB / 1.037 GB, free: 49.23 MB / 0.7136 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002761/0.7335, allocations: 0.8218 MB / 1.037 GB, free: 48.85 MB / 0.7136 GB
Notification: Performance of NFFlatten.flatten: time 0.00829/0.7418, allocations: 6.504 MB / 1.044 GB, free: 46.63 MB / 0.7136 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01253/0.7544, allocations: 8.25 MB / 1.052 GB, free: 43.62 MB / 0.7136 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00407/0.7585, allocations: 1.702 MB / 1.053 GB, free: 42.99 MB / 0.7136 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004781/0.7633, allocations: 2.614 MB / 1.056 GB, free: 42.09 MB / 0.7136 GB
Notification: Performance of NFPackage.collectConstants: time 0.001044/0.7644, allocations: 239.5 kB / 1.056 GB, free: 42.09 MB / 0.7136 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003319/0.7678, allocations: 1.141 MB / 1.057 GB, free: 41.79 MB / 0.7136 GB
Notification: Performance of NFScalarize.scalarize: time 0.002568/0.7703, allocations: 1.879 MB / 1.059 GB, free: 41.26 MB / 0.7136 GB
Notification: Performance of NFVerifyModel.verify: time 0.002395/0.7727, allocations: 1.718 MB / 1.061 GB, free: 40.21 MB / 0.7136 GB
Notification: Performance of NFConvertDAE.convert: time 0.00638/0.7791, allocations: 6.483 MB / 1.067 GB, free: 39.13 MB / 0.7136 GB
Notification: Performance of FrontEnd - DAE generated: time 7.454e-06/0.7792, allocations: 0 / 1.067 GB, free: 39.13 MB / 0.7136 GB
Notification: Performance of FrontEnd: time 2.866e-06/0.7792, allocations: 0 / 1.067 GB, free: 39.13 MB / 0.7136 GB
Notification: Performance of Transformations before backend: time 0.0002266/0.7794, allocations: 0 / 1.067 GB, free: 39.13 MB / 0.7136 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.007601/0.787, allocations: 3.104 MB / 1.07 GB, free: 37.46 MB / 0.7136 GB
Notification: Performance of prepare preOptimizeDAE: time 6.929e-05/0.7871, allocations: 9.625 kB / 1.07 GB, free: 37.46 MB / 0.7136 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01207/0.7992, allocations: 2.353 MB / 1.072 GB, free: 37.2 MB / 0.7136 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005444/0.8047, allocations: 2.159 MB / 1.075 GB, free: 36.1 MB / 0.7136 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002322/0.8049, allocations: 269.1 kB / 1.075 GB, free: 35.98 MB / 0.7136 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001648/0.8066, allocations: 352.3 kB / 1.075 GB, free: 35.86 MB / 0.7136 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01504/0.8217, allocations: 7.101 MB / 1.082 GB, free: 33.45 MB / 0.7136 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.794e-05/0.8218, allocations: 3.125 kB / 1.082 GB, free: 33.45 MB / 0.7136 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000405/0.8222, allocations: 148.3 kB / 1.082 GB, free: 33.34 MB / 0.7136 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000413/0.8226, allocations: 340.3 kB / 1.083 GB, free: 33.3 MB / 0.7136 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01471/0.8373, allocations: 6.975 MB / 1.089 GB, free: 31.29 MB / 0.7136 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03286/0.8702, allocations: 26.65 MB / 1.115 GB, free: 11.92 MB / 0.7136 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008687/0.879, allocations: 4.98 MB / 1.12 GB, free: 9.199 MB / 0.7136 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006701/0.8857, allocations: 2.598 MB / 1.123 GB, free: 8.43 MB / 0.7136 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002771/0.886, allocations: 132.8 kB / 1.123 GB, free: 8.32 MB / 0.7136 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.068e-05/0.8861, allocations: 63.38 kB / 1.123 GB, free: 8.258 MB / 0.7136 GB
Notification: Performance of pre-optimization done (n=208): time 4.349e-06/0.8861, allocations: 0 / 1.123 GB, free: 8.258 MB / 0.7136 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 0.106/0.9921, allocations: 31 MB / 1.153 GB, free: 7.957 MB / 0.7292 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001253/0.9923, allocations: 231.6 kB / 1.154 GB, free: 7.684 MB / 0.7292 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002163/0.9944, allocations: 1.434 MB / 1.155 GB, free: 6.242 MB / 0.7292 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005461/0.995, allocations: 73.7 kB / 1.155 GB, free: 6.164 MB / 0.7292 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001059/0.9961, allocations: 1.501 MB / 1.156 GB, free: 4.641 MB / 0.7292 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001086/0.9972, allocations: 0.9281 MB / 1.157 GB, free: 3.699 MB / 0.7292 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002177/0.9974, allocations: 60 kB / 1.157 GB, free: 3.641 MB / 0.7292 GB
Notification: Performance of setup shared object (initialization): time 0.0002274/0.9976, allocations: 444.6 kB / 1.158 GB, free: 3.199 MB / 0.7292 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005648/1.003, allocations: 2.645 MB / 1.16 GB, free: 0.5508 MB / 0.7292 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006369/1.01, allocations: 3.541 MB / 1.164 GB, free: 12.63 MB / 0.7448 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01231/1.022, allocations: 6.363 MB / 1.17 GB, free: 5.867 MB / 0.7448 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.585e-05/1.022, allocations: 8 kB / 1.17 GB, free: 5.859 MB / 0.7448 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 0.02786/1.05, allocations: 11 MB / 1.181 GB, free: 10.76 MB / 0.7605 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006841/1.051, allocations: 0.8631 MB / 1.182 GB, free: 9.52 MB / 0.7605 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.362e-05/1.051, allocations: 28 kB / 1.182 GB, free: 9.492 MB / 0.7605 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02107/1.072, allocations: 5.876 MB / 1.187 GB, free: 3.598 MB / 0.7605 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004496/1.076, allocations: 0.9906 MB / 1.188 GB, free: 2.605 MB / 0.7605 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04174/1.118, allocations: 25.86 MB / 1.214 GB, free: 8.32 MB / 0.7917 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005034/1.123, allocations: 0.5459 MB / 1.214 GB, free: 7.773 MB / 0.7917 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006538/1.124, allocations: 161.1 kB / 1.214 GB, free: 7.613 MB / 0.7917 GB
Notification: Performance of prepare postOptimizeDAE: time 1.477e-05/1.124, allocations: 4 kB / 1.214 GB, free: 7.609 MB / 0.7917 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 0.007524/1.131, allocations: 3.084 MB / 1.217 GB, free: 4.5 MB / 0.7917 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated