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.BalancedStepUp.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.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_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_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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 1.677/1.677, 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 0.0009829/0.0009827, allocations: 178 kB / 382.3 MB, free: 14.82 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 1.451/1.451, allocations: 225.7 MB / 0.6617 GB, free: 7.23 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 0.0007338/0.0007337, allocations: 95.28 kB / 0.7789 GB, free: 46.77 MB / 0.5417 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003264/0.0003264, allocations: 8.5 kB / 0.9059 GB, free: 4.883 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6278/0.6281, allocations: 119.2 MB / 1.022 GB, free: 57.86 MB / 0.698 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01704/0.6452, allocations: 16.74 MB / 1.039 GB, free: 47.19 MB / 0.698 GB
Notification: Performance of NFInst.instExpressions: time 0.01087/0.6561, allocations: 11.07 MB / 1.049 GB, free: 37.23 MB / 0.698 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001489/0.6577, allocations: 43.56 kB / 1.05 GB, free: 37.23 MB / 0.698 GB
Notification: Performance of NFTyping.typeComponents: time 0.0008305/0.6585, allocations: 376 kB / 1.05 GB, free: 37.03 MB / 0.698 GB
Notification: Performance of NFTyping.typeBindings: time 0.002524/0.6611, allocations: 1.322 MB / 1.051 GB, free: 36.33 MB / 0.698 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002189/0.6633, allocations: 0.9939 MB / 1.052 GB, free: 35.77 MB / 0.698 GB
Notification: Performance of NFFlatten.flatten: time 0.006913/0.6702, allocations: 8.487 MB / 1.06 GB, free: 33.25 MB / 0.698 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.00943/0.6796, allocations: 10.91 MB / 1.071 GB, free: 26.64 MB / 0.698 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002729/0.6824, allocations: 1.712 MB / 1.073 GB, free: 25.99 MB / 0.698 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003236/0.6856, allocations: 2.626 MB / 1.075 GB, free: 25.06 MB / 0.698 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005108/0.6862, allocations: 238.3 kB / 1.076 GB, free: 25.06 MB / 0.698 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002234/0.6884, allocations: 1.154 MB / 1.077 GB, free: 24.73 MB / 0.698 GB
Notification: Performance of NFScalarize.scalarize: time 0.001686/0.6901, allocations: 1.844 MB / 1.078 GB, free: 24.18 MB / 0.698 GB
Notification: Performance of NFVerifyModel.verify: time 0.00177/0.6919, allocations: 1.79 MB / 1.08 GB, free: 23.05 MB / 0.698 GB
Notification: Performance of NFConvertDAE.convert: time 0.006272/0.6982, allocations: 7.386 MB / 1.087 GB, free: 21.44 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 6.352e-06/0.6982, allocations: 0 / 1.087 GB, free: 21.44 MB / 0.698 GB
Notification: Performance of FrontEnd: time 2.505e-06/0.6982, allocations: 0 / 1.087 GB, free: 21.44 MB / 0.698 GB
Notification: Performance of Transformations before backend: time 0.000141/0.6983, allocations: 0 / 1.087 GB, free: 21.44 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 0.005794/0.7041, allocations: 3.075 MB / 1.09 GB, free: 19.79 MB / 0.698 GB
Notification: Performance of prepare preOptimizeDAE: time 3.062e-05/0.7042, allocations: 6.312 kB / 1.09 GB, free: 19.79 MB / 0.698 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01069/0.7149, allocations: 2.35 MB / 1.093 GB, free: 19.53 MB / 0.698 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004468/0.7194, allocations: 2.153 MB / 1.095 GB, free: 18.43 MB / 0.698 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001887/0.7196, allocations: 273 kB / 1.095 GB, free: 18.3 MB / 0.698 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007153/0.7203, allocations: 348.2 kB / 1.095 GB, free: 18.18 MB / 0.698 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01358/0.7339, allocations: 7.068 MB / 1.102 GB, free: 15.79 MB / 0.698 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.044e-05/0.734, allocations: 10.31 kB / 1.102 GB, free: 15.78 MB / 0.698 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004006/0.7344, allocations: 143.2 kB / 1.102 GB, free: 15.67 MB / 0.698 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004895/0.7349, allocations: 330 kB / 1.103 GB, free: 15.64 MB / 0.698 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01801/0.7529, allocations: 6.965 MB / 1.11 GB, free: 13.64 MB / 0.698 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03832/0.7913, allocations: 26.57 MB / 1.136 GB, free: 9.727 MB / 0.7136 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007744/0.7991, allocations: 4.988 MB / 1.14 GB, free: 5.109 MB / 0.7136 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005236/0.8044, allocations: 2.604 MB / 1.143 GB, free: 2.484 MB / 0.7136 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002304/0.8046, allocations: 127 kB / 1.143 GB, free: 2.344 MB / 0.7136 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.92e-05/0.8047, allocations: 64.5 kB / 1.143 GB, free: 2.27 MB / 0.7136 GB
Notification: Performance of pre-optimization done (n=208): time 3.807e-06/0.8047, allocations: 4 kB / 1.143 GB, free: 2.266 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 0.09575/0.9004, allocations: 30.96 MB / 1.173 GB, free: 3.223 MB / 0.7448 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001399/0.9006, allocations: 239.6 kB / 1.174 GB, free: 2.941 MB / 0.7448 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002136/0.9028, allocations: 1.388 MB / 1.175 GB, free: 1.543 MB / 0.7448 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005511/0.9033, allocations: 69.7 kB / 1.175 GB, free: 1.469 MB / 0.7448 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001016/0.9044, allocations: 1.489 MB / 1.176 GB, free: 15.95 MB / 0.7605 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001087/0.9055, allocations: 0.9086 MB / 1.177 GB, free: 15.04 MB / 0.7605 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002261/0.9057, allocations: 64 kB / 1.177 GB, free: 14.97 MB / 0.7605 GB
Notification: Performance of setup shared object (initialization): time 0.0002219/0.9059, allocations: 444.7 kB / 1.178 GB, free: 14.53 MB / 0.7605 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005514/0.9114, allocations: 2.649 MB / 1.18 GB, free: 11.88 MB / 0.7605 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006202/0.9177, allocations: 3.532 MB / 1.184 GB, free: 7.969 MB / 0.7605 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01195/0.9297, allocations: 6.371 MB / 1.19 GB, free: 1.199 MB / 0.7605 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.434e-05/0.9297, allocations: 8 kB / 1.19 GB, free: 1.191 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 0.02739/0.9571, allocations: 11.01 MB / 1.201 GB, free: 6.078 MB / 0.7761 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007757/0.9579, allocations: 0.8552 MB / 1.202 GB, free: 4.848 MB / 0.7761 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.399e-05/0.958, allocations: 28 kB / 1.202 GB, free: 4.82 MB / 0.7761 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02054/0.9785, allocations: 5.883 MB / 1.207 GB, free: 14.92 MB / 0.7917 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004283/0.9829, allocations: 0.9867 MB / 1.208 GB, free: 13.93 MB / 0.7917 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03998/1.023, allocations: 25.89 MB / 1.234 GB, free: 3.582 MB / 0.8073 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004382/1.027, allocations: 0.5536 MB / 1.234 GB, free: 3.027 MB / 0.8073 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006723/1.028, allocations: 155.9 kB / 1.234 GB, free: 2.875 MB / 0.8073 GB
Notification: Performance of prepare postOptimizeDAE: time 1.261e-05/1.028, allocations: 4 kB / 1.234 GB, free: 2.871 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 0.007115/1.035, allocations: 3.083 MB / 1.237 GB, free: 15.76 MB / 0.823 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated