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.UnbalancedStepUp.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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_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_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.201/2.201, allocations: 254.9 MB / 269.9 MB, free: 9.637 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 0.001347/0.001347, allocations: 188.5 kB / 329.5 MB, free: 1.168 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 2.567/2.567, allocations: 225.6 MB / 0.6001 GB, free: 2.156 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 0.001005/0.001005, allocations: 103.2 kB / 0.7074 GB, free: 7.879 MB / 0.5261 GB
Notification: Performance of FrontEnd - loaded program: time 0.0005325/0.0005327, allocations: 9.938 kB / 0.8242 GB, free: 124.3 MB / 0.5886 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2591/0.2597, allocations: 109.1 MB / 0.9308 GB, free: 25.09 MB / 0.5886 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.03624/0.296, allocations: 16.54 MB / 0.9469 GB, free: 8.484 MB / 0.5886 GB
Notification: Performance of NFInst.instExpressions: time 0.01946/0.3155, allocations: 6.504 MB / 0.9533 GB, free: 1.965 MB / 0.5886 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002256/0.3178, allocations: 43.88 kB / 0.9533 GB, free: 1.922 MB / 0.5886 GB
Notification: Performance of NFTyping.typeComponents: time 0.002046/0.3199, allocations: 369.3 kB / 0.9537 GB, free: 1.559 MB / 0.5886 GB
Notification: Performance of NFTyping.typeBindings: time 0.005785/0.3257, allocations: 1.152 MB / 0.9548 GB, free: 412 kB / 0.5886 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00467/0.3305, allocations: 0.768 MB / 0.9556 GB, free: 15.63 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.0139/0.3444, allocations: 6.505 MB / 0.9619 GB, free: 9.113 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02404/0.3685, allocations: 7.724 MB / 0.9695 GB, free: 1.316 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005835/0.3744, allocations: 1.701 MB / 0.9711 GB, free: 15.61 MB / 0.6198 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.008602/0.3831, allocations: 2.614 MB / 0.9737 GB, free: 12.99 MB / 0.6198 GB
Notification: Performance of NFPackage.collectConstants: time 0.002073/0.3852, allocations: 240 kB / 0.9739 GB, free: 12.75 MB / 0.6198 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.005139/0.3904, allocations: 0.6829 MB / 0.9746 GB, free: 12.07 MB / 0.6198 GB
Notification: Performance of NFScalarize.scalarize: time 0.005621/0.3961, allocations: 1.887 MB / 0.9764 GB, free: 10.18 MB / 0.6198 GB
Notification: Performance of NFVerifyModel.verify: time 0.002794/0.3989, allocations: 0.6914 MB / 0.9771 GB, free: 9.48 MB / 0.6198 GB
Notification: Performance of NFConvertDAE.convert: time 0.01453/0.4135, allocations: 6.437 MB / 0.9834 GB, free: 3.027 MB / 0.6198 GB
Notification: Performance of FrontEnd - DAE generated: time 1.177e-05/0.4136, allocations: 4 kB / 0.9834 GB, free: 3.023 MB / 0.6198 GB
Notification: Performance of FrontEnd: time 2.905e-06/0.4136, allocations: 0 / 0.9834 GB, free: 3.023 MB / 0.6198 GB
Notification: Performance of Transformations before backend: time 0.0002574/0.4139, allocations: 4 kB / 0.9834 GB, free: 3.02 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.01652/0.4304, allocations: 3.136 MB / 0.9864 GB, free: 15.82 MB / 0.6355 GB
Notification: Performance of prepare preOptimizeDAE: time 5.906e-05/0.4305, allocations: 12.03 kB / 0.9865 GB, free: 15.81 MB / 0.6355 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02815/0.4587, allocations: 2.353 MB / 0.9887 GB, free: 13.45 MB / 0.6355 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007704/0.4664, allocations: 2.132 MB / 0.9908 GB, free: 11.27 MB / 0.6355 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003911/0.4669, allocations: 271.5 kB / 0.9911 GB, free: 11.01 MB / 0.6355 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001884/0.4688, allocations: 347.9 kB / 0.9914 GB, free: 10.67 MB / 0.6355 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02539/0.4942, allocations: 7.1 MB / 0.9984 GB, free: 3.469 MB / 0.6355 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.000127/0.4944, allocations: 11.88 kB / 0.9984 GB, free: 3.457 MB / 0.6355 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009853/0.4954, allocations: 144 kB / 0.9985 GB, free: 3.316 MB / 0.6355 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008179/0.4962, allocations: 334.1 kB / 0.9988 GB, free: 2.988 MB / 0.6355 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02865/0.5249, allocations: 6.981 MB / 1.006 GB, free: 11.99 MB / 0.6511 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.7541/1.279, allocations: 26.65 MB / 1.032 GB, free: 89.58 MB / 0.6667 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0185/1.298, allocations: 4.972 MB / 1.037 GB, free: 87.95 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01522/1.313, allocations: 2.602 MB / 1.039 GB, free: 87.56 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0005642/1.313, allocations: 130.7 kB / 1.039 GB, free: 87.46 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.743e-05/1.314, allocations: 65.86 kB / 1.039 GB, free: 87.41 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 7.725e-06/1.314, allocations: 0 / 1.039 GB, free: 87.41 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 0.2306/1.544, allocations: 30.96 MB / 1.069 GB, free: 77.49 MB / 0.6667 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001883/1.544, allocations: 243.5 kB / 1.07 GB, free: 77.23 MB / 0.6667 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.004275/1.549, allocations: 1.435 MB / 1.071 GB, free: 76.46 MB / 0.6667 GB
Notification: Performance of collectPreVariables (initialization): time 0.0008234/1.55, allocations: 68.95 kB / 1.071 GB, free: 76.39 MB / 0.6667 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001412/1.551, allocations: 1.502 MB / 1.073 GB, free: 75.08 MB / 0.6667 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001809/1.553, allocations: 0.9237 MB / 1.074 GB, free: 74.29 MB / 0.6667 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006152/1.554, allocations: 67.06 kB / 1.074 GB, free: 74.23 MB / 0.6667 GB
Notification: Performance of setup shared object (initialization): time 0.0003141/1.554, allocations: 438.2 kB / 1.074 GB, free: 73.84 MB / 0.6667 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01356/1.567, allocations: 2.643 MB / 1.077 GB, free: 72.47 MB / 0.6667 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01078/1.578, allocations: 3.54 MB / 1.08 GB, free: 69.96 MB / 0.6667 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01086/1.589, allocations: 3.092 MB / 1.083 GB, free: 68.3 MB / 0.6667 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.489e-05/1.589, allocations: 7.875 kB / 1.083 GB, free: 68.3 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 0.04913/1.638, allocations: 11 MB / 1.094 GB, free: 57.62 MB / 0.6667 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000513/1.639, allocations: 0.863 MB / 1.095 GB, free: 56.38 MB / 0.6667 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.679e-05/1.639, allocations: 28 kB / 1.095 GB, free: 56.36 MB / 0.6667 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.03938/1.678, allocations: 5.874 MB / 1.1 GB, free: 50.46 MB / 0.6667 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00811/1.687, allocations: 0.9944 MB / 1.101 GB, free: 49.47 MB / 0.6667 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06625/1.753, allocations: 25.89 MB / 1.127 GB, free: 23.16 MB / 0.6667 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00762/1.761, allocations: 0.5498 MB / 1.127 GB, free: 22.61 MB / 0.6667 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007947/1.761, allocations: 147.9 kB / 1.127 GB, free: 22.46 MB / 0.6667 GB
Notification: Performance of prepare postOptimizeDAE: time 1.268e-05/1.761, allocations: 4 kB / 1.127 GB, free: 22.46 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 0.01202/1.773, allocations: 3.087 MB / 1.13 GB, free: 19.34 MB / 0.6667 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated