Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001381/0.001381, allocations: 79.28 kB / 19.18 MB, free: 2.516 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001552/0.001552, allocations: 165.9 kB / 22.46 MB, free: 5.371 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.419/1.419, allocations: 177.1 MB / 202.8 MB, free: 9.141 MB / 190.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo", uses=false) [Timeout 180]
"[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-531:686:writable] Warning: Lexer treating \\ as \\\\, since \\e is not a valid Modelica escape sequence.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Examples/PPD12/Structure.mo:531:21-531:694:writable] Warning: Lexer treating \\ as \\\\, since \\< is not a valid Modelica escape sequence.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.order:0:0-0:0:readonly] Warning: Found duplicate names in package.order file: A, B, C.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Media/Refrigerants/R410A/package.mo:2:1-70:10:writable] Warning: C was referenced in the package.order file, but was not found in package.mo, C/package.mo or C.mo.
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo): time 1.18/1.18, allocations: 154.6 MB / 413.8 MB, free: 5.207 MB / 382.1 MB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/Cryptographics/BaseClasses/sha.mo:2:1-19:8:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/Utilities/File/sha2.mo:2:1-9:9:writable] Warning: External function annotation should occur on the external-clause, not on the function.
"
[Timeout remaining time 178]
Using package IDEAS with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 4.0.0/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: translateModel(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.684e-06/1.684e-06, allocations: 3.938 kB / 0.6187 GB, free: 4.43 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.944e-05/3.112e-05, allocations: 2.281 kB / 0.6187 GB, free: 4.426 MB / 0.5294 GB
Notification: Performance of NFInst.instantiate(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02443/0.02446, allocations: 17.51 MB / 0.6358 GB, free: 2.867 MB / 0.545 GB
Notification: Performance of NFInst.instExpressions: time 0.0123/0.03676, allocations: 6.66 MB / 0.6423 GB, free: 12.19 MB / 0.5606 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001235/0.038, allocations: 63.75 kB / 0.6424 GB, free: 12.13 MB / 0.5606 GB
Notification: Performance of NFTyping.typeComponents: time 0.003966/0.04196, allocations: 1.488 MB / 0.6438 GB, free: 10.64 MB / 0.5606 GB
Notification: Performance of NFTyping.typeBindings: time 0.003434/0.0454, allocations: 1.492 MB / 0.6453 GB, free: 9.137 MB / 0.5606 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003247/0.04864, allocations: 1.282 MB / 0.6465 GB, free: 7.852 MB / 0.5606 GB
Notification: Performance of NFFlatten.flatten: time 0.006814/0.05546, allocations: 5.553 MB / 0.6519 GB, free: 2.285 MB / 0.5606 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004976/0.06043, allocations: 3.394 MB / 0.6553 GB, free: 14.8 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005574/0.06601, allocations: 3.329 MB / 0.6585 GB, free: 11.46 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005336/0.07134, allocations: 2.88 MB / 0.6613 GB, free: 8.574 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.001148/0.07249, allocations: 0.5156 MB / 0.6618 GB, free: 8.059 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002786/0.07528, allocations: 1.224 MB / 0.663 GB, free: 6.832 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.003086/0.07836, allocations: 2.405 MB / 0.6654 GB, free: 4.422 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.002908/0.08127, allocations: 1.548 MB / 0.6669 GB, free: 2.871 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.01043/0.0917, allocations: 7.993 MB / 0.6747 GB, free: 10.86 MB / 0.5919 GB
Notification: Performance of FrontEnd - DAE generated: time 6.773e-06/0.09171, allocations: 0 / 0.6747 GB, free: 10.86 MB / 0.5919 GB
Notification: Performance of FrontEnd: time 1.843e-06/0.09171, allocations: 3.938 kB / 0.6747 GB, free: 10.86 MB / 0.5919 GB
Notification: Performance of Transformations before backend: time 0.0001944/0.0919, allocations: 0 / 0.6747 GB, free: 10.86 MB / 0.5919 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 0.009933/0.1018, allocations: 3.797 MB / 0.6784 GB, free: 7.012 MB / 0.5919 GB
Notification: Performance of prepare preOptimizeDAE: time 4.242e-05/0.1019, allocations: 8.031 kB / 0.6784 GB, free: 7.004 MB / 0.5919 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01441/0.1163, allocations: 2.44 MB / 0.6808 GB, free: 4.559 MB / 0.5919 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00556/0.1219, allocations: 2.169 MB / 0.6829 GB, free: 2.359 MB / 0.5919 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002625/0.1221, allocations: 267.5 kB / 0.6832 GB, free: 2.098 MB / 0.5919 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001205/0.1233, allocations: 356.3 kB / 0.6835 GB, free: 1.75 MB / 0.5919 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01708/0.1404, allocations: 7.242 MB / 0.6906 GB, free: 10.39 MB / 0.6075 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.222e-05/0.1405, allocations: 8 kB / 0.6906 GB, free: 10.38 MB / 0.6075 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004935/0.141, allocations: 144 kB / 0.6907 GB, free: 10.24 MB / 0.6075 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005448/0.1415, allocations: 334.1 kB / 0.691 GB, free: 9.91 MB / 0.6075 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01835/0.1599, allocations: 7.036 MB / 0.6979 GB, free: 2.863 MB / 0.6075 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.3091/0.4689, allocations: 17.89 MB / 0.7154 GB, free: 70.98 MB / 0.6075 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007807/0.4767, allocations: 3.719 MB / 0.719 GB, free: 69.7 MB / 0.6075 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006189/0.4829, allocations: 2.522 MB / 0.7215 GB, free: 68.97 MB / 0.6075 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001969/0.4831, allocations: 49.16 kB / 0.7215 GB, free: 68.96 MB / 0.6075 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.673e-05/0.4831, allocations: 64.69 kB / 0.7216 GB, free: 68.9 MB / 0.6075 GB
Notification: Performance of pre-optimization done (n=208): time 4.428e-06/0.4832, allocations: 0.9062 kB / 0.7216 GB, free: 68.9 MB / 0.6075 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.conv1.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.conv1.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 0.0973/0.5805, allocations: 30.8 MB / 0.7517 GB, free: 53.14 MB / 0.6075 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 5.979e-05/0.5805, allocations: 243.5 kB / 0.7519 GB, free: 52.86 MB / 0.6075 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001581/0.5821, allocations: 1.434 MB / 0.7533 GB, free: 51.45 MB / 0.6075 GB
Notification: Performance of collectPreVariables (initialization): time 0.0003508/0.5824, allocations: 73.7 kB / 0.7534 GB, free: 51.37 MB / 0.6075 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007058/0.5832, allocations: 1.556 MB / 0.7549 GB, free: 50 MB / 0.6075 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008642/0.584, allocations: 0.948 MB / 0.7558 GB, free: 49.06 MB / 0.6075 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001046/0.5851, allocations: 0.6359 MB / 0.7564 GB, free: 48.42 MB / 0.6075 GB
Notification: Performance of setup shared object (initialization): time 4.116e-05/0.5851, allocations: 301.1 kB / 0.7567 GB, free: 48.12 MB / 0.6075 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005048/0.5902, allocations: 2.686 MB / 0.7593 GB, free: 45.43 MB / 0.6075 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005375/0.5955, allocations: 3.65 MB / 0.7629 GB, free: 41.38 MB / 0.6075 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01071/0.6062, allocations: 6.402 MB / 0.7692 GB, free: 34.58 MB / 0.6075 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.481e-05/0.6063, allocations: 8 kB / 0.7692 GB, free: 34.57 MB / 0.6075 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.conv1.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.conv1.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 0.0251/0.6314, allocations: 10.8 MB / 0.7797 GB, free: 23.71 MB / 0.6075 GB
Notification: Performance of prepare postOptimizeDAE: time 3.31e-05/0.6314, allocations: 16 kB / 0.7797 GB, free: 23.7 MB / 0.6075 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.183e-05/0.6314, allocations: 30.62 kB / 0.7798 GB, free: 23.67 MB / 0.6075 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01901/0.6504, allocations: 5.528 MB / 0.7852 GB, free: 18.12 MB / 0.6075 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004311/0.6548, allocations: 0.9906 MB / 0.7861 GB, free: 17.13 MB / 0.6075 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03909/0.6938, allocations: 27.4 MB / 0.8129 GB, free: 5.426 MB / 0.6231 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004993/0.6988, allocations: 0.5694 MB / 0.8134 GB, free: 4.855 MB / 0.6231 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004479/0.6993, allocations: 155.9 kB / 0.8136 GB, free: 4.703 MB / 0.6231 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008876/0.7082, allocations: 3.984 MB / 0.8175 GB, free: 0.7109 MB / 0.6231 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007465/0.7156, allocations: 3.604 MB / 0.821 GB, free: 12.71 MB / 0.6387 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09583/0.8115, allocations: 24.47 MB / 0.8449 GB, free: 3.762 MB / 0.6544 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.307e-05/0.8115, allocations: 8 kB / 0.8449 GB, free: 3.754 MB / 0.6544 GB
Warning: The linear system: 
1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[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[2] ;
  line2.v1_p[2] ;
  line2.v3_p[2] ;
  line2.v3_n[2]
]
  =
[
  -transformer.conv3.V2[2] ;
  line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ;
  -loadRL.load3.v[2] ;
  line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1]
]
 might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : 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]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : 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]
[
  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.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[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]
]
 might be structurally or numerically singular for variable line2.v1_n[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_lambda0): time 0.02882/0.8403, allocations: 10.16 MB / 0.8548 GB, free: 9.531 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 5.687e-05/0.8404, allocations: 21.5 kB / 0.8548 GB, free: 9.512 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.15e-05/0.8404, allocations: 31.94 kB / 0.8549 GB, free: 9.48 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01668/0.8571, allocations: 4.315 MB / 0.8591 GB, free: 5.148 MB / 0.67 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005032/0.8622, allocations: 1.033 MB / 0.8601 GB, free: 4.113 MB / 0.67 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03779/0.8999, allocations: 26.13 MB / 0.8856 GB, free: 9.465 MB / 0.7012 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00482/0.9048, allocations: 0.5538 MB / 0.8862 GB, free: 8.91 MB / 0.7012 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004563/0.9052, allocations: 152.1 kB / 0.8863 GB, free: 8.762 MB / 0.7012 GB
Warning: Assuming fixed start value for the following 2 variables:
         node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
         node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system:
         0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2]
         0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.000987/0.9062, allocations: 392.4 kB / 0.8867 GB, free: 8.371 MB / 0.7012 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006341/0.9068, allocations: 206.7 kB / 0.8869 GB, free: 8.168 MB / 0.7012 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.conv1.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.conv1.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 postOpt wrapFunctionCalls (simulation): time 0.02894/0.9358, allocations: 9.927 MB / 0.8966 GB, free: 14.2 MB / 0.7169 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.989e-05/0.9358, allocations: 28 kB / 0.8966 GB, free: 14.17 MB / 0.7169 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.497e-05/0.9358, allocations: 15.98 kB / 0.8966 GB, free: 14.16 MB / 0.7169 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.199e-05/0.9359, allocations: 15.95 kB / 0.8966 GB, free: 14.14 MB / 0.7169 GB
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : 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]
3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : 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]
[
  -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_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1]
]
  =
[
  -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.conv1.V2[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]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03751/0.9734, allocations: 14.77 MB / 0.9111 GB, free: 15.26 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.839e-05/0.9734, allocations: 8 kB / 0.9111 GB, free: 15.25 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003694/0.9771, allocations: 0.745 MB / 0.9118 GB, free: 14.51 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01955/0.9967, allocations: 5.161 MB / 0.9168 GB, free: 9.332 MB / 0.7325 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006039/0.9973, allocations: 75.95 kB / 0.9169 GB, free: 9.258 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04382/1.041, allocations: 26.47 MB / 0.9428 GB, free: 14.43 MB / 0.7637 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.234e-05/1.041, allocations: 12.03 kB / 0.9428 GB, free: 14.42 MB / 0.7637 GB
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : 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]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : 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]
[
  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.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[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]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02793/1.069, allocations: 9.843 MB / 0.9524 GB, free: 4.359 MB / 0.7637 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002179/1.071, allocations: 0.6546 MB / 0.953 GB, free: 3.703 MB / 0.7637 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005383/1.072, allocations: 52 kB / 0.9531 GB, free: 3.652 MB / 0.7637 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003948/1.076, allocations: 0.5148 MB / 0.9536 GB, free: 3.137 MB / 0.7637 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008722/1.077, allocations: 238.3 kB / 0.9538 GB, free: 2.902 MB / 0.7637 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.00027/1.077, allocations: 95.95 kB / 0.9539 GB, free: 2.809 MB / 0.7637 GB
Notification: Performance of sorting global known variables: time 0.001642/1.079, allocations: 0.9401 MB / 0.9548 GB, free: 1.863 MB / 0.7637 GB
Notification: Performance of sort global known variables: time 1.01e-07/1.079, allocations: 0 / 0.9548 GB, free: 1.863 MB / 0.7637 GB
Notification: Performance of remove unused functions: time 0.006556/1.085, allocations: 1.852 MB / 0.9566 GB, free: 12 kB / 0.7637 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.000506/1.086, allocations: 186.7 kB / 0.9568 GB, free: 15.82 MB / 0.7794 GB
Notification: Performance of simCode: created initialization part: time 0.03122/1.117, allocations: 12 MB / 0.9685 GB, free: 3.711 MB / 0.7794 GB
Notification: Performance of simCode: created event and clocks part: time 1.366e-05/1.117, allocations: 0 / 0.9685 GB, free: 3.711 MB / 0.7794 GB
Notification: Performance of simCode: created simulation system equations: time 0.01137/1.128, allocations: 4.266 MB / 0.9727 GB, free: 15.4 MB / 0.795 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002183/1.13, allocations: 263.4 kB / 0.9729 GB, free: 15.15 MB / 0.795 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02538/1.156, allocations: 9.64 MB / 0.9823 GB, free: 5.379 MB / 0.795 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003263/1.159, allocations: 2.289 MB / 0.9846 GB, free: 3.051 MB / 0.795 GB
Notification: Performance of simCode: alias equations: time 0.004669/1.164, allocations: 1.644 MB / 0.9862 GB, free: 1.402 MB / 0.795 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007291/1.164, allocations: 168.4 kB / 0.9863 GB, free: 1.238 MB / 0.795 GB
Notification: Performance of SimCode: time 9.42e-07/1.164, allocations: 0 / 0.9863 GB, free: 1.238 MB / 0.795 GB
Notification: Performance of Templates: time 0.3684/1.533, allocations: 76.64 MB / 1.061 GB, free: 240.7 MB / 0.8106 GB
"
[Timeout remaining time 658]
make -j1 -f IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 660]
(rm -f IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 480]
[Calling os._exit(0), Time elapsed: 8.800223410129547]
Failed to read output from testmodel.py, exit status != 0:
1.5422313660383224 1.5509447379999999 1.456918419
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fb699f611e0>