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.UnbalancedStepUp.YD.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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_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_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.1.1-maint.8.1.x/package.mo): time 1.874/1.874, allocations: 297.4 MB / 312.6 MB, free: 2.922 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 0.0009502/0.0009502, allocations: 178 kB / 382.3 MB, free: 14.81 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 1.599/1.599, allocations: 225.7 MB / 0.6617 GB, free: 7.203 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 0.0008625/0.0008624, allocations: 101.4 kB / 0.7789 GB, free: 46.74 MB / 0.5417 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003906/0.0003909, allocations: 8 kB / 0.9059 GB, free: 4.906 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7682/0.7686, allocations: 119.2 MB / 1.022 GB, free: 57.55 MB / 0.698 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01941/0.788, allocations: 16.81 MB / 1.039 GB, free: 46.85 MB / 0.698 GB
Notification: Performance of NFInst.instExpressions: time 0.01455/0.8026, allocations: 11.21 MB / 1.05 GB, free: 36.76 MB / 0.698 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.003396/0.8061, allocations: 44.59 kB / 1.05 GB, free: 36.75 MB / 0.698 GB
Notification: Performance of NFTyping.typeComponents: time 0.001498/0.8076, allocations: 373 kB / 1.05 GB, free: 36.55 MB / 0.698 GB
Notification: Performance of NFTyping.typeBindings: time 0.004085/0.8117, allocations: 1.346 MB / 1.051 GB, free: 35.84 MB / 0.698 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003025/0.8148, allocations: 1 MB / 1.052 GB, free: 35.28 MB / 0.698 GB
Notification: Performance of NFFlatten.flatten: time 0.008925/0.8237, allocations: 8.503 MB / 1.061 GB, free: 32.75 MB / 0.698 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01204/0.8358, allocations: 10.94 MB / 1.071 GB, free: 26.11 MB / 0.698 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003704/0.8395, allocations: 1.731 MB / 1.073 GB, free: 25.45 MB / 0.698 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004776/0.8443, allocations: 2.648 MB / 1.076 GB, free: 24.51 MB / 0.698 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009144/0.8452, allocations: 236.6 kB / 1.076 GB, free: 24.51 MB / 0.698 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00312/0.8484, allocations: 1.149 MB / 1.077 GB, free: 24.19 MB / 0.698 GB
Notification: Performance of NFScalarize.scalarize: time 0.002226/0.8506, allocations: 1.857 MB / 1.079 GB, free: 23.62 MB / 0.698 GB
Notification: Performance of NFVerifyModel.verify: time 0.002596/0.8532, allocations: 1.803 MB / 1.081 GB, free: 22.49 MB / 0.698 GB
Notification: Performance of NFConvertDAE.convert: time 0.008636/0.8619, allocations: 7.414 MB / 1.088 GB, free: 20.87 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 6.732e-06/0.8619, allocations: 0 / 1.088 GB, free: 20.87 MB / 0.698 GB
Notification: Performance of FrontEnd: time 3.206e-06/0.8619, allocations: 0 / 1.088 GB, free: 20.87 MB / 0.698 GB
Notification: Performance of Transformations before backend: time 0.000258/0.8622, allocations: 0 / 1.088 GB, free: 20.87 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.008766/0.871, allocations: 3.105 MB / 1.091 GB, free: 19.2 MB / 0.698 GB
Notification: Performance of prepare preOptimizeDAE: time 5.334e-05/0.871, allocations: 9.906 kB / 1.091 GB, free: 19.2 MB / 0.698 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01253/0.8836, allocations: 2.352 MB / 1.093 GB, free: 18.95 MB / 0.698 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006336/0.8899, allocations: 2.167 MB / 1.095 GB, free: 17.83 MB / 0.698 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000335/0.8903, allocations: 272.1 kB / 1.096 GB, free: 17.71 MB / 0.698 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.00223/0.8926, allocations: 355.2 kB / 1.096 GB, free: 17.59 MB / 0.698 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01799/0.9106, allocations: 7.1 MB / 1.103 GB, free: 15.18 MB / 0.698 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.753e-05/0.9107, allocations: 2.469 kB / 1.103 GB, free: 15.18 MB / 0.698 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004802/0.9112, allocations: 146.9 kB / 1.103 GB, free: 15.07 MB / 0.698 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007916/0.912, allocations: 331.8 kB / 1.103 GB, free: 15.03 MB / 0.698 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02162/0.9336, allocations: 6.981 MB / 1.11 GB, free: 13.02 MB / 0.698 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03964/0.9733, allocations: 26.65 MB / 1.136 GB, free: 9.004 MB / 0.7136 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00815/0.9815, allocations: 4.976 MB / 1.141 GB, free: 4.582 MB / 0.7136 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005413/0.9869, allocations: 2.612 MB / 1.143 GB, free: 1.949 MB / 0.7136 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002361/0.9872, allocations: 127 kB / 1.144 GB, free: 1.809 MB / 0.7136 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.036e-05/0.9873, allocations: 72.48 kB / 1.144 GB, free: 1.727 MB / 0.7136 GB
Notification: Performance of pre-optimization done (n=208): time 4.478e-06/0.9873, allocations: 0 / 1.144 GB, free: 1.727 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 0.1/1.087, allocations: 31.01 MB / 1.174 GB, free: 2.625 MB / 0.7448 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001381/1.087, allocations: 235.6 kB / 1.174 GB, free: 2.348 MB / 0.7448 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002293/1.09, allocations: 1.438 MB / 1.176 GB, free: 0.9023 MB / 0.7448 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006012/1.09, allocations: 69.7 kB / 1.176 GB, free: 0.8281 MB / 0.7448 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009641/1.091, allocations: 1.497 MB / 1.177 GB, free: 15.31 MB / 0.7605 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001069/1.092, allocations: 0.9242 MB / 1.178 GB, free: 14.37 MB / 0.7605 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002314/1.093, allocations: 68 kB / 1.178 GB, free: 14.3 MB / 0.7605 GB
Notification: Performance of setup shared object (initialization): time 0.0002317/1.093, allocations: 440.6 kB / 1.179 GB, free: 13.87 MB / 0.7605 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005384/1.098, allocations: 2.649 MB / 1.181 GB, free: 11.21 MB / 0.7605 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007195/1.106, allocations: 3.532 MB / 1.185 GB, free: 7.305 MB / 0.7605 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01451/1.12, allocations: 6.363 MB / 1.191 GB, free: 0.543 MB / 0.7605 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.86e-05/1.12, allocations: 8 kB / 1.191 GB, free: 0.5352 MB / 0.7605 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 0.03058/1.151, allocations: 11 MB / 1.202 GB, free: 5.426 MB / 0.7761 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000811/1.152, allocations: 0.871 MB / 1.202 GB, free: 4.18 MB / 0.7761 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.871e-05/1.152, allocations: 27.98 kB / 1.202 GB, free: 4.152 MB / 0.7761 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02157/1.173, allocations: 5.887 MB / 1.208 GB, free: 14.25 MB / 0.7917 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004656/1.178, allocations: 0.9874 MB / 1.209 GB, free: 13.26 MB / 0.7917 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04398/1.222, allocations: 25.88 MB / 1.234 GB, free: 2.926 MB / 0.8073 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00483/1.227, allocations: 0.5536 MB / 1.235 GB, free: 2.371 MB / 0.8073 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009481/1.228, allocations: 155.9 kB / 1.235 GB, free: 2.219 MB / 0.8073 GB
Notification: Performance of prepare postOptimizeDAE: time 1.341e-05/1.228, allocations: 4 kB / 1.235 GB, free: 2.215 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 0.00832/1.236, allocations: 3.087 MB / 1.238 GB, free: 15.1 MB / 0.823 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated