Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.1/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 7.0.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_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_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.359/2.359, allocations: 254.9 MB / 269.9 MB, free: 9.582 MB / 218.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00132/0.00132, allocations: 184.8 kB / 329.5 MB, free: 1.148 MB / 250.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 2.624/2.624, allocations: 225.6 MB / 0.6001 GB, free: 2.238 MB / 426.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009601/0.0009599, allocations: 97.69 kB / 0.7074 GB, free: 7.965 MB / 0.5261 GB
Notification: Performance of FrontEnd - loaded program: time 0.0006565/0.0006568, allocations: 10.94 kB / 0.8243 GB, free: 124.3 MB / 0.5886 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2193/0.22, allocations: 109.1 MB / 0.9308 GB, free: 25.11 MB / 0.5886 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02442/0.2445, allocations: 16.47 MB / 0.9469 GB, free: 8.59 MB / 0.5886 GB
Notification: Performance of NFInst.instExpressions: time 0.01342/0.258, allocations: 6.434 MB / 0.9532 GB, free: 2.141 MB / 0.5886 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002021/0.2601, allocations: 43.88 kB / 0.9532 GB, free: 2.098 MB / 0.5886 GB
Notification: Performance of NFTyping.typeComponents: time 0.001565/0.2617, allocations: 369.3 kB / 0.9536 GB, free: 1.734 MB / 0.5886 GB
Notification: Performance of NFTyping.typeBindings: time 0.004006/0.2657, allocations: 1.121 MB / 0.9547 GB, free: 0.6094 MB / 0.5886 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003901/0.2697, allocations: 0.7719 MB / 0.9554 GB, free: 15.84 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.01609/0.2859, allocations: 6.469 MB / 0.9617 GB, free: 9.352 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01825/0.3042, allocations: 7.696 MB / 0.9692 GB, free: 1.578 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004445/0.3087, allocations: 1.689 MB / 0.9709 GB, free: 15.88 MB / 0.6198 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006486/0.3152, allocations: 2.598 MB / 0.9734 GB, free: 13.28 MB / 0.6198 GB
Notification: Performance of NFPackage.collectConstants: time 0.001493/0.3168, allocations: 236 kB / 0.9737 GB, free: 13.05 MB / 0.6198 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003583/0.3204, allocations: 0.6868 MB / 0.9743 GB, free: 12.36 MB / 0.6198 GB
Notification: Performance of NFScalarize.scalarize: time 0.003962/0.3244, allocations: 1.879 MB / 0.9762 GB, free: 10.48 MB / 0.6198 GB
Notification: Performance of NFVerifyModel.verify: time 0.001824/0.3263, allocations: 0.6875 MB / 0.9768 GB, free: 9.781 MB / 0.6198 GB
Notification: Performance of NFConvertDAE.convert: time 0.01048/0.3368, allocations: 6.417 MB / 0.9831 GB, free: 3.348 MB / 0.6198 GB
Notification: Performance of FrontEnd - DAE generated: time 5.119e-06/0.3368, allocations: 0 / 0.9831 GB, free: 3.348 MB / 0.6198 GB
Notification: Performance of FrontEnd: time 2.014e-06/0.3368, allocations: 0 / 0.9831 GB, free: 3.348 MB / 0.6198 GB
Notification: Performance of Transformations before backend: time 0.000221/0.3371, allocations: 0 / 0.9831 GB, free: 3.348 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.01172/0.3488, allocations: 3.109 MB / 0.9861 GB, free: 184 kB / 0.6198 GB
Notification: Performance of prepare preOptimizeDAE: time 4.597e-05/0.3489, allocations: 8.031 kB / 0.9861 GB, free: 176 kB / 0.6198 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02313/0.372, allocations: 2.353 MB / 0.9884 GB, free: 13.81 MB / 0.6355 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007282/0.3793, allocations: 2.117 MB / 0.9905 GB, free: 11.65 MB / 0.6355 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004174/0.3798, allocations: 271.4 kB / 0.9908 GB, free: 11.39 MB / 0.6355 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001765/0.3816, allocations: 347.9 kB / 0.9911 GB, free: 11.05 MB / 0.6355 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02623/0.4078, allocations: 7.06 MB / 0.998 GB, free: 3.887 MB / 0.6355 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001537/0.408, allocations: 7.938 kB / 0.998 GB, free: 3.879 MB / 0.6355 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001384/0.4094, allocations: 152 kB / 0.9981 GB, free: 3.73 MB / 0.6355 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008488/0.4103, allocations: 326 kB / 0.9985 GB, free: 3.41 MB / 0.6355 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02929/0.4396, allocations: 6.965 MB / 1.005 GB, free: 12.43 MB / 0.6511 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.7384/1.178, allocations: 26.58 MB / 1.031 GB, free: 89.57 MB / 0.6667 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01561/1.194, allocations: 4.983 MB / 1.036 GB, free: 87.94 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01142/1.205, allocations: 2.599 MB / 1.039 GB, free: 87.68 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004993/1.206, allocations: 130.7 kB / 1.039 GB, free: 87.58 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.158e-05/1.206, allocations: 62.75 kB / 1.039 GB, free: 87.52 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 5.711e-06/1.206, allocations: 0 / 1.039 GB, free: 87.52 MB / 0.6667 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 0.209/1.415, allocations: 30.93 MB / 1.069 GB, free: 77.74 MB / 0.6667 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001045/1.415, allocations: 234.9 kB / 1.069 GB, free: 77.49 MB / 0.6667 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003127/1.418, allocations: 1.396 MB / 1.071 GB, free: 76.73 MB / 0.6667 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006973/1.419, allocations: 73.33 kB / 1.071 GB, free: 76.66 MB / 0.6667 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001135/1.42, allocations: 1.48 MB / 1.072 GB, free: 75.37 MB / 0.6667 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001391/1.421, allocations: 0.9236 MB / 1.073 GB, free: 74.57 MB / 0.6667 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004763/1.422, allocations: 65.28 kB / 1.073 GB, free: 74.52 MB / 0.6667 GB
Notification: Performance of setup shared object (initialization): time 0.0002421/1.422, allocations: 440.8 kB / 1.073 GB, free: 74.12 MB / 0.6667 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01024/1.432, allocations: 2.642 MB / 1.076 GB, free: 72.75 MB / 0.6667 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01101/1.444, allocations: 3.545 MB / 1.08 GB, free: 70.24 MB / 0.6667 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01115/1.455, allocations: 3.089 MB / 1.083 GB, free: 68.59 MB / 0.6667 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.374e-05/1.455, allocations: 9.375 kB / 1.083 GB, free: 68.59 MB / 0.6667 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 0.05012/1.505, allocations: 11 MB / 1.093 GB, free: 58.34 MB / 0.6667 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005167/1.505, allocations: 0.8592 MB / 1.094 GB, free: 57.11 MB / 0.6667 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.325e-05/1.506, allocations: 28.88 kB / 1.094 GB, free: 57.08 MB / 0.6667 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0402/1.546, allocations: 5.881 MB / 1.1 GB, free: 51.18 MB / 0.6667 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01019/1.556, allocations: 0.9899 MB / 1.101 GB, free: 50.2 MB / 0.6667 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06935/1.625, allocations: 25.88 MB / 1.126 GB, free: 23.89 MB / 0.6667 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007535/1.633, allocations: 0.5497 MB / 1.127 GB, free: 23.34 MB / 0.6667 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005764/1.634, allocations: 148 kB / 1.127 GB, free: 23.2 MB / 0.6667 GB
Notification: Performance of prepare postOptimizeDAE: time 1.336e-05/1.634, allocations: 4 kB / 1.127 GB, free: 23.19 MB / 0.6667 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 0.01175/1.645, allocations: 3.091 MB / 1.13 GB, free: 20.07 MB / 0.6667 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated