Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_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 0.000835/0.000835, allocations: 109.9 kB / 18.93 MB, free: 1.27 MB / 13.93 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 0.0008889/0.0008889, allocations: 217.7 kB / 22.26 MB, free: 3.703 MB / 13.93 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 0.9641/0.9641, allocations: 230.6 MB / 256 MB, free: 9.812 MB / 202.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/package.mo", uses=false) [Timeout 180]
"[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Examples/PPD12/Structure.mo:531:21-531:190:writable] Warning: Lexer treating \\ as \\\\, since \\e is not a valid Modelica escape sequence.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Examples/PPD12/Structure.mo:531:21-531:198:writable] Warning: Lexer treating \\ as \\\\, since \\< is not a valid Modelica escape sequence.
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/package.mo): time 0.8067/0.8067, allocations: 203.8 MB / 0.5042 GB, free: 10.73 MB / 410.7 MB
"
[Timeout remaining time 179]
Using package IDEAS with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/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: "" <> buildModelFMU(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IDEAS_dev_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IDEAS_dev_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: IDEAS requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.0009414/0.0009414, allocations: 64 kB / 0.7183 GB, free: 4.273 MB / 0.5261 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.5264/0.5273, allocations: 102 MB / 0.818 GB, free: 1.277 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01774/0.5451, allocations: 19.28 MB / 0.8368 GB, free: 4.762 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01089/0.556, allocations: 7.073 MB / 0.8437 GB, free: 24 kB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00202/0.558, allocations: 68.5 kB / 0.8438 GB, free: 4 kB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.002814/0.5608, allocations: 1.545 MB / 0.8453 GB, free: 15.07 MB / 0.6355 GB
Notification: Performance of NFTyping.typeBindings: time 0.00346/0.5643, allocations: 1.46 MB / 0.8467 GB, free: 13.91 MB / 0.6355 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002826/0.5671, allocations: 1.293 MB / 0.848 GB, free: 12.89 MB / 0.6355 GB
Notification: Performance of NFFlatten.flatten: time 0.005992/0.5731, allocations: 5.481 MB / 0.8533 GB, free: 9.836 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004536/0.5776, allocations: 3.42 MB / 0.8566 GB, free: 7.633 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004065/0.5817, allocations: 2.405 MB / 0.859 GB, free: 6.266 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004926/0.5866, allocations: 3.173 MB / 0.8621 GB, free: 4.316 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001549/0.5881, allocations: 0.5144 MB / 0.8626 GB, free: 4.316 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003189/0.5913, allocations: 1.291 MB / 0.8639 GB, free: 3.895 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.002727/0.5941, allocations: 2.302 MB / 0.8661 GB, free: 2.438 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.004159/0.5982, allocations: 2.2 MB / 0.8683 GB, free: 0.875 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.009964/0.6082, allocations: 7.801 MB / 0.8759 GB, free: 10.5 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 9.287e-06/0.6082, allocations: 0 / 0.8759 GB, free: 10.5 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.915e-06/0.6082, allocations: 3.938 kB / 0.8759 GB, free: 10.5 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0003227/0.6085, allocations: 0 / 0.8759 GB, free: 10.5 MB / 0.6511 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 0.01121/0.6197, allocations: 3.828 MB / 0.8796 GB, free: 6.621 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.974e-05/0.6198, allocations: 15.97 kB / 0.8796 GB, free: 6.605 MB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00104/0.6208, allocations: 0.5504 MB / 0.8802 GB, free: 6.047 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006796/0.6276, allocations: 2.429 MB / 0.8825 GB, free: 3.613 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004011/0.6316, allocations: 2.17 MB / 0.8847 GB, free: 1.41 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001652/0.6318, allocations: 271.3 kB / 0.8849 GB, free: 1.145 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001004/0.6328, allocations: 348 kB / 0.8852 GB, free: 0.8047 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01236/0.6452, allocations: 7.155 MB / 0.8922 GB, free: 9.551 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.72e-05/0.6452, allocations: 3.938 kB / 0.8922 GB, free: 9.547 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005855/0.6458, allocations: 148 kB / 0.8924 GB, free: 9.402 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003016/0.6461, allocations: 330.1 kB / 0.8927 GB, free: 9.078 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01085/0.657, allocations: 7.047 MB / 0.8996 GB, free: 2.016 MB / 0.6667 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 0.02896/0.6859, allocations: 26.1 MB / 0.9251 GB, free: 5.773 MB / 0.698 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004983/0.6909, allocations: 3.733 MB / 0.9287 GB, free: 2.016 MB / 0.698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003386/0.6943, allocations: 2.522 MB / 0.9312 GB, free: 15.48 MB / 0.7136 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001517/0.6944, allocations: 57.94 kB / 0.9312 GB, free: 15.42 MB / 0.7136 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.469e-05/0.6945, allocations: 60.5 kB / 0.9313 GB, free: 15.35 MB / 0.7136 GB
Notification: Performance of pre-optimization done (n=208): time 3.757e-06/0.6945, allocations: 0 / 0.9313 GB, free: 15.35 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.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 0.05621/0.7507, allocations: 30.82 MB / 0.9614 GB, free: 0.5352 MB / 0.7292 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.681e-05/0.7508, allocations: 235.6 kB / 0.9616 GB, free: 260 kB / 0.7292 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001631/0.7524, allocations: 1.469 MB / 0.963 GB, free: 14.78 MB / 0.7448 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004013/0.7528, allocations: 77.7 kB / 0.9631 GB, free: 14.7 MB / 0.7448 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000914/0.7537, allocations: 1.554 MB / 0.9646 GB, free: 13.12 MB / 0.7448 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007727/0.7545, allocations: 0.9606 MB / 0.9656 GB, free: 12.16 MB / 0.7448 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007587/0.7553, allocations: 0.632 MB / 0.9662 GB, free: 11.52 MB / 0.7448 GB
Notification: Performance of setup shared object (initialization): time 6.904e-05/0.7553, allocations: 309.1 kB / 0.9665 GB, free: 11.21 MB / 0.7448 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003511/0.7588, allocations: 2.686 MB / 0.9691 GB, free: 8.516 MB / 0.7448 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004241/0.7631, allocations: 3.575 MB / 0.9726 GB, free: 4.562 MB / 0.7448 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.008229/0.7713, allocations: 6.403 MB / 0.9789 GB, free: 13.76 MB / 0.7605 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.182e-05/0.7713, allocations: 8 kB / 0.9789 GB, free: 13.75 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.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 0.01677/0.7881, allocations: 10.79 MB / 0.9894 GB, free: 2.898 MB / 0.7605 GB
Notification: Performance of prepare postOptimizeDAE: time 3.521e-05/0.7881, allocations: 22.19 kB / 0.9894 GB, free: 2.879 MB / 0.7605 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.119e-05/0.7882, allocations: 24 kB / 0.9894 GB, free: 2.855 MB / 0.7605 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01069/0.7988, allocations: 5.545 MB / 0.9949 GB, free: 13.3 MB / 0.7761 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002538/0.8014, allocations: 0.9906 MB / 0.9958 GB, free: 12.3 MB / 0.7761 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02866/0.83, allocations: 27.9 MB / 1.023 GB, free: 32 kB / 0.7917 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003067/0.8331, allocations: 0.5733 MB / 1.024 GB, free: 15.46 MB / 0.8073 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005861/0.8337, allocations: 151.9 kB / 1.024 GB, free: 15.31 MB / 0.8073 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006007/0.8397, allocations: 3.984 MB / 1.028 GB, free: 11.32 MB / 0.8073 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004001/0.8437, allocations: 3.536 MB / 1.031 GB, free: 7.402 MB / 0.8073 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.05092/0.8946, allocations: 24.46 MB / 1.055 GB, free: 14.46 MB / 0.8386 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.406e-05/0.8947, allocations: 8 kB / 1.055 GB, free: 14.46 MB / 0.8386 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 0.01602/0.9107, allocations: 10.16 MB / 1.065 GB, free: 4.219 MB / 0.8386 GB
Notification: Performance of prepare postOptimizeDAE: time 3.283e-05/0.9107, allocations: 24 kB / 1.065 GB, free: 4.195 MB / 0.8386 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.032e-05/0.9107, allocations: 28 kB / 1.065 GB, free: 4.168 MB / 0.8386 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.008284/0.919, allocations: 4.326 MB / 1.069 GB, free: 15.82 MB / 0.8542 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002731/0.9218, allocations: 1.03 MB / 1.07 GB, free: 14.79 MB / 0.8542 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02346/0.9452, allocations: 26.73 MB / 1.096 GB, free: 3.438 MB / 0.8698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002904/0.9481, allocations: 0.5617 MB / 1.097 GB, free: 2.875 MB / 0.8698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004184/0.9485, allocations: 151.9 kB / 1.097 GB, free: 2.727 MB / 0.8698 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 0.00074/0.9493, allocations: 403.2 kB / 1.097 GB, free: 2.324 MB / 0.8698 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003751/0.9497, allocations: 214.7 kB / 1.098 GB, free: 2.113 MB / 0.8698 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 0.015/0.9647, allocations: 9.922 MB / 1.107 GB, free: 8.148 MB / 0.8855 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.894e-05/0.9647, allocations: 28 kB / 1.107 GB, free: 8.121 MB / 0.8855 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.019e-05/0.9647, allocations: 16 kB / 1.107 GB, free: 8.105 MB / 0.8855 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.91e-05/0.9648, allocations: 15.94 kB / 1.107 GB, free: 8.09 MB / 0.8855 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 0.02257/0.9873, allocations: 16.01 MB / 1.123 GB, free: 7.863 MB / 0.9011 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.026e-05/0.9874, allocations: 8 kB / 1.123 GB, free: 7.855 MB / 0.9011 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001937/0.9893, allocations: 0.7419 MB / 1.124 GB, free: 7.113 MB / 0.9011 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01004/0.9993, allocations: 5.169 MB / 1.129 GB, free: 1.926 MB / 0.9011 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004849/0.9998, allocations: 67.95 kB / 1.129 GB, free: 1.859 MB / 0.9011 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.4129/1.413, allocations: 26.96 MB / 1.155 GB, free: 284.7 MB / 0.9167 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.035e-06/1.413, allocations: 12.61 kB / 1.155 GB, free: 284.7 MB / 0.9167 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 0.0169/1.43, allocations: 9.875 MB / 1.165 GB, free: 281.8 MB / 0.9167 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.00151/1.431, allocations: 0.6574 MB / 1.165 GB, free: 281.6 MB / 0.9167 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002511/1.431, allocations: 59.66 kB / 1.166 GB, free: 281.5 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00184/1.433, allocations: 0.506 MB / 1.166 GB, free: 281.5 MB / 0.9167 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006374/1.434, allocations: 237.4 kB / 1.166 GB, free: 281.5 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000153/1.434, allocations: 97.03 kB / 1.166 GB, free: 281.4 MB / 0.9167 GB
Notification: Performance of sorting global known variables: time 0.001137/1.435, allocations: 1.003 MB / 1.167 GB, free: 281.1 MB / 0.9167 GB
Notification: Performance of sort global known variables: time 8e-08/1.435, allocations: 0 / 1.167 GB, free: 281.1 MB / 0.9167 GB
Notification: Performance of remove unused functions: time 0.004815/1.44, allocations: 1.852 MB / 1.169 GB, free: 280.9 MB / 0.9167 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)}
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 Backend phase and start with SimCode phase: time 0.01422/1.454, allocations: 10.53 MB / 1.179 GB, free: 277.4 MB / 0.9167 GB
Notification: Performance of simCode: created initialization part: time 0.01766/1.472, allocations: 12.02 MB / 1.191 GB, free: 272.4 MB / 0.9167 GB
Notification: Performance of simCode: created event and clocks part: time 9.638e-06/1.472, allocations: 0 / 1.191 GB, free: 272.4 MB / 0.9167 GB
Notification: Performance of simCode: created simulation system equations: time 0.005765/1.478, allocations: 4.273 MB / 1.195 GB, free: 270 MB / 0.9167 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00169/1.479, allocations: 292.3 kB / 1.196 GB, free: 269.8 MB / 0.9167 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.
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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[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] ;
  -transformer.conv1.V2[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] ;
  -loadRL.load1.v[1]
]
 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 simCode: created linear, non-linear and system jacobian parts: time 0.05462/1.534, allocations: 42.11 MB / 1.237 GB, free: 230.3 MB / 0.9167 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001996/1.536, allocations: 2.846 MB / 1.239 GB, free: 227.4 MB / 0.9167 GB
Notification: Performance of simCode: alias equations: time 0.002689/1.539, allocations: 1.664 MB / 1.241 GB, free: 225.8 MB / 0.9167 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001017/1.54, allocations: 1.226 MB / 1.242 GB, free: 224.5 MB / 0.9167 GB
Notification: Performance of SimCode: time 1.102e-06/1.54, allocations: 0 / 1.242 GB, free: 224.5 MB / 0.9167 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1115/1.651, allocations: 107.7 MB / 1.348 GB, free: 117.1 MB / 0.9167 GB
Notification: Performance of buildModelFMU: Generate platform static: time 10.79/12.44, allocations: 7.969 kB / 1.348 GB, free: 117.1 MB / 0.9167 GB
"
[Timeout remaining time 647]
(rm -f IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & python3 -m fmpy simulate  --output-file IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 IDEAS_dev_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 15.61164781707339]
Failed to read output from testmodel.py, exit status != 0:
12.568656496005133 12.578668723 11.968805076
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x70754cc02030>