Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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 0.000837/0.000837, allocations: 105.5 kB / 18.95 MB, free: 1.184 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 0.0008471/0.0008471, allocations: 211.6 kB / 22.25 MB, free: 3.586 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 0.9165/0.9165, allocations: 230.6 MB / 256 MB, free: 9.414 MB / 202.7 MB
"
[Timeout remaining time 179]
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 0.7972/0.7972, allocations: 203.5 MB / 0.5039 GB, free: 10.69 MB / 410.7 MB
"
[Timeout remaining time 179]
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: "" <> buildModelFMU(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="IDEAS_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="IDEAS_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_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 0.0009575/0.0009575, allocations: 66.59 kB / 0.7179 GB, free: 4.328 MB / 0.5261 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.5101/0.511, allocations: 102 MB / 0.8175 GB, free: 1.242 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01628/0.5273, allocations: 17.84 MB / 0.8349 GB, free: 6.242 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01023/0.5376, allocations: 6.727 MB / 0.8415 GB, free: 1.891 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001842/0.5394, allocations: 63.25 kB / 0.8415 GB, free: 1.875 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.002398/0.5418, allocations: 1.493 MB / 0.843 GB, free: 1.039 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.003091/0.5449, allocations: 1.446 MB / 0.8444 GB, free: 15.89 MB / 0.6355 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002591/0.5475, allocations: 1.253 MB / 0.8456 GB, free: 14.91 MB / 0.6355 GB
Notification: Performance of NFFlatten.flatten: time 0.005147/0.5526, allocations: 5.458 MB / 0.8509 GB, free: 11.87 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004428/0.557, allocations: 3.334 MB / 0.8542 GB, free: 9.738 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004678/0.5617, allocations: 2.407 MB / 0.8566 GB, free: 8.363 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006019/0.5677, allocations: 3.002 MB / 0.8595 GB, free: 6.586 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001932/0.5697, allocations: 0.5114 MB / 0.86 GB, free: 6.586 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003161/0.5728, allocations: 1.186 MB / 0.8611 GB, free: 6.211 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.002993/0.5758, allocations: 2.305 MB / 0.8634 GB, free: 4.75 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.003408/0.5792, allocations: 1.77 MB / 0.8651 GB, free: 3.613 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.007988/0.5872, allocations: 7.78 MB / 0.8727 GB, free: 13.33 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 5.51e-06/0.5872, allocations: 0 / 0.8727 GB, free: 13.33 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.564e-06/0.5872, allocations: 0 / 0.8727 GB, free: 13.33 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002016/0.5874, allocations: 0 / 0.8727 GB, free: 13.33 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.00711/0.5945, allocations: 3.797 MB / 0.8764 GB, free: 9.484 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.921e-05/0.5946, allocations: 12.03 kB / 0.8764 GB, free: 9.473 MB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006084/0.5952, allocations: 0.5384 MB / 0.877 GB, free: 8.926 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.007314/0.6025, allocations: 2.417 MB / 0.8793 GB, free: 6.504 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003416/0.6059, allocations: 2.158 MB / 0.8814 GB, free: 4.312 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001372/0.6061, allocations: 275.2 kB / 0.8817 GB, free: 4.043 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005198/0.6066, allocations: 343.9 kB / 0.882 GB, free: 3.707 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01066/0.6172, allocations: 7.205 MB / 0.8891 GB, free: 12.38 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.229e-05/0.6173, allocations: 3.984 kB / 0.8891 GB, free: 12.38 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002974/0.6176, allocations: 148 kB / 0.8892 GB, free: 12.23 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002992/0.6179, allocations: 330 kB / 0.8895 GB, free: 11.91 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01128/0.6292, allocations: 7.023 MB / 0.8964 GB, free: 4.871 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 0.02344/0.6526, allocations: 18.44 MB / 0.9144 GB, free: 1.84 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004825/0.6574, allocations: 3.722 MB / 0.918 GB, free: 14.1 MB / 0.698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003612/0.661, allocations: 2.514 MB / 0.9205 GB, free: 11.56 MB / 0.698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.00014/0.6612, allocations: 41.97 kB / 0.9205 GB, free: 11.52 MB / 0.698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.223e-05/0.6612, allocations: 72.47 kB / 0.9206 GB, free: 11.44 MB / 0.698 GB
Notification: Performance of pre-optimization done (n=208): time 3.938e-06/0.6612, allocations: 0 / 0.9206 GB, free: 11.44 MB / 0.698 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 0.05831/0.7195, allocations: 30.75 MB / 0.9506 GB, free: 12.71 MB / 0.7292 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.337e-05/0.7196, allocations: 235.6 kB / 0.9508 GB, free: 12.43 MB / 0.7292 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001747/0.7214, allocations: 1.485 MB / 0.9523 GB, free: 10.93 MB / 0.7292 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004695/0.7218, allocations: 65.7 kB / 0.9524 GB, free: 10.86 MB / 0.7292 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007261/0.7226, allocations: 1.546 MB / 0.9539 GB, free: 9.297 MB / 0.7292 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008648/0.7234, allocations: 0.9566 MB / 0.9548 GB, free: 8.332 MB / 0.7292 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007747/0.7242, allocations: 0.6359 MB / 0.9554 GB, free: 7.688 MB / 0.7292 GB
Notification: Performance of setup shared object (initialization): time 0.0001552/0.7244, allocations: 309 kB / 0.9557 GB, free: 7.383 MB / 0.7292 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003829/0.7282, allocations: 2.698 MB / 0.9584 GB, free: 4.676 MB / 0.7292 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004318/0.7325, allocations: 3.65 MB / 0.9619 GB, free: 0.6289 MB / 0.7292 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.008018/0.7405, allocations: 6.399 MB / 0.9682 GB, free: 9.832 MB / 0.7448 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.506e-05/0.7406, allocations: 8 kB / 0.9682 GB, free: 9.824 MB / 0.7448 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 0.01698/0.7575, allocations: 10.8 MB / 0.9787 GB, free: 14.95 MB / 0.7605 GB
Notification: Performance of prepare postOptimizeDAE: time 3.655e-05/0.7576, allocations: 16 kB / 0.9787 GB, free: 14.93 MB / 0.7605 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.872e-05/0.7576, allocations: 28 kB / 0.9788 GB, free: 14.91 MB / 0.7605 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01159/0.7692, allocations: 5.54 MB / 0.9842 GB, free: 9.352 MB / 0.7605 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002777/0.772, allocations: 0.9945 MB / 0.9851 GB, free: 8.355 MB / 0.7605 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02926/0.8012, allocations: 27.48 MB / 1.012 GB, free: 12.5 MB / 0.7917 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003319/0.8046, allocations: 0.5655 MB / 1.013 GB, free: 11.93 MB / 0.7917 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003971/0.805, allocations: 152 kB / 1.013 GB, free: 11.79 MB / 0.7917 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.005945/0.8109, allocations: 3.988 MB / 1.017 GB, free: 7.789 MB / 0.7917 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004599/0.8155, allocations: 3.607 MB / 1.02 GB, free: 3.781 MB / 0.7917 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.05178/0.8673, allocations: 24.49 MB / 1.044 GB, free: 10.81 MB / 0.823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.077e-05/0.8673, allocations: 12 kB / 1.044 GB, free: 10.8 MB / 0.823 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 0.01668/0.884, allocations: 10.16 MB / 1.054 GB, free: 0.5664 MB / 0.823 GB
Notification: Performance of prepare postOptimizeDAE: time 3.955e-05/0.884, allocations: 16 kB / 1.054 GB, free: 0.5508 MB / 0.823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.573e-05/0.8841, allocations: 28 kB / 1.054 GB, free: 0.5234 MB / 0.823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.008607/0.8927, allocations: 4.319 MB / 1.058 GB, free: 12.18 MB / 0.8386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003214/0.8959, allocations: 1.037 MB / 1.059 GB, free: 11.14 MB / 0.8386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02496/0.9208, allocations: 26.27 MB / 1.085 GB, free: 296 kB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00321/0.9241, allocations: 0.5577 MB / 1.085 GB, free: 15.73 MB / 0.8698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003642/0.9244, allocations: 152 kB / 1.086 GB, free: 15.58 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 0.0008925/0.9253, allocations: 387.3 kB / 1.086 GB, free: 15.2 MB / 0.8698 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004262/0.9257, allocations: 206.7 kB / 1.086 GB, free: 14.99 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 0.01642/0.9422, allocations: 9.924 MB / 1.096 GB, free: 5.031 MB / 0.8698 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.944e-05/0.9422, allocations: 28 kB / 1.096 GB, free: 5.004 MB / 0.8698 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.061e-05/0.9422, allocations: 12 kB / 1.096 GB, free: 4.992 MB / 0.8698 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.307e-05/0.9423, allocations: 19.94 kB / 1.096 GB, free: 4.973 MB / 0.8698 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 0.02458/0.9669, allocations: 15.36 MB / 1.111 GB, free: 5.426 MB / 0.8855 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.345e-05/0.9669, allocations: 8 kB / 1.111 GB, free: 5.418 MB / 0.8855 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002037/0.9689, allocations: 0.7337 MB / 1.112 GB, free: 4.684 MB / 0.8855 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01089/0.9798, allocations: 5.177 MB / 1.117 GB, free: 15.49 MB / 0.9011 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006979/0.9805, allocations: 72.33 kB / 1.117 GB, free: 15.42 MB / 0.9011 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02597/1.006, allocations: 26.54 MB / 1.143 GB, free: 4.457 MB / 0.9167 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.724e-06/1.006, allocations: 12.22 kB / 1.143 GB, free: 4.445 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 0.404/1.41, allocations: 9.869 MB / 1.152 GB, free: 284.8 MB / 0.9167 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001682/1.412, allocations: 0.6505 MB / 1.153 GB, free: 284.8 MB / 0.9167 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003246/1.412, allocations: 52.8 kB / 1.153 GB, free: 284.8 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002073/1.415, allocations: 0.5129 MB / 1.153 GB, free: 284.8 MB / 0.9167 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006478/1.415, allocations: 232.2 kB / 1.154 GB, free: 284.8 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000164/1.415, allocations: 91.44 kB / 1.154 GB, free: 284.8 MB / 0.9167 GB
Notification: Performance of sorting global known variables: time 0.001326/1.417, allocations: 0.9821 MB / 1.155 GB, free: 284.7 MB / 0.9167 GB
Notification: Performance of sort global known variables: time 2.7e-07/1.417, allocations: 0 / 1.155 GB, free: 284.7 MB / 0.9167 GB
Notification: Performance of remove unused functions: time 0.005852/1.423, allocations: 1.842 MB / 1.157 GB, free: 284.7 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 0.01585/1.438, allocations: 10.52 MB / 1.167 GB, free: 282.9 MB / 0.9167 GB
Notification: Performance of simCode: created initialization part: time 0.01916/1.458, allocations: 12.04 MB / 1.179 GB, free: 278.9 MB / 0.9167 GB
Notification: Performance of simCode: created event and clocks part: time 1.384e-05/1.458, allocations: 1.438 kB / 1.179 GB, free: 278.9 MB / 0.9167 GB
Notification: Performance of simCode: created simulation system equations: time 0.007276/1.465, allocations: 4.262 MB / 1.183 GB, free: 277.4 MB / 0.9167 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001731/1.467, allocations: 274 kB / 1.183 GB, free: 277.3 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.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.05443/1.521, allocations: 41.36 MB / 1.223 GB, free: 245.1 MB / 0.9167 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001875/1.523, allocations: 2.275 MB / 1.226 GB, free: 242.7 MB / 0.9167 GB
Notification: Performance of simCode: alias equations: time 0.002444/1.525, allocations: 1.653 MB / 1.227 GB, free: 241.1 MB / 0.9167 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009077/1.526, allocations: 1.206 MB / 1.228 GB, free: 239.9 MB / 0.9167 GB
Notification: Performance of SimCode: time 1.503e-06/1.526, allocations: 0 / 1.228 GB, free: 239.9 MB / 0.9167 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.0885/1.615, allocations: 103.2 MB / 1.329 GB, free: 137.1 MB / 0.9167 GB
Notification: Performance of buildModelFMU: Generate platform static: time 9.276/10.89, allocations: 6.344 kB / 1.329 GB, free: 137.1 MB / 0.9167 GB
"
[Timeout remaining time 649]
(rm -f IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & python3 -m fmpy simulate  --output-file IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 13.898704283405095]
Failed to read output from testmodel.py, exit status != 0:
11.009879945311695 11.015852201 10.427022608
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7b3cd29922a0>