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 0.001101/0.001101, allocations: 80.45 kB / 19.9 MB, free: 12 kB / 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 0.001324/0.001324, allocations: 165.9 kB / 23.18 MB, free: 1.383 MB / 18.57 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 0.9489/0.9489, allocations: 177.2 MB / 203.6 MB, free: 5.758 MB / 186.7 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 0.7248/0.7248, allocations: 154.7 MB / 414.7 MB, free: 0.75 MB / 378.7 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 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: 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: 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 0.001147/0.001147, allocations: 71.89 kB / 0.6197 GB, free: 12.99 MB / 0.5886 GB
[/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.
Notification: Performance of FrontEnd - Absyn->SCode: time 0.5043/0.5055, allocations: 101.9 MB / 0.7192 GB, free: 23.66 MB / 0.6355 GB
Notification: Performance of NFInst.instantiate(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01362/0.5191, allocations: 17.66 MB / 0.7365 GB, free: 12.86 MB / 0.6355 GB
Notification: Performance of NFInst.instExpressions: time 0.0102/0.5293, allocations: 6.688 MB / 0.743 GB, free: 8.555 MB / 0.6355 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001791/0.5311, allocations: 64.88 kB / 0.7431 GB, free: 8.539 MB / 0.6355 GB
Notification: Performance of NFTyping.typeComponents: time 0.002385/0.5335, allocations: 1.494 MB / 0.7445 GB, free: 7.719 MB / 0.6355 GB
Notification: Performance of NFTyping.typeBindings: time 0.003045/0.5365, allocations: 1.465 MB / 0.7459 GB, free: 6.891 MB / 0.6355 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002773/0.5393, allocations: 1.272 MB / 0.7472 GB, free: 6.211 MB / 0.6355 GB
Notification: Performance of NFFlatten.flatten: time 0.00595/0.5452, allocations: 5.479 MB / 0.7525 GB, free: 3.887 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004021/0.5493, allocations: 3.391 MB / 0.7559 GB, free: 2.164 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004667/0.5539, allocations: 3.362 MB / 0.7591 GB, free: 396 kB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003777/0.5577, allocations: 3.011 MB / 0.7621 GB, free: 14.6 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009791/0.5587, allocations: 0.5134 MB / 0.7626 GB, free: 14.6 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002292/0.561, allocations: 1.203 MB / 0.7638 GB, free: 14.21 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.002041/0.563, allocations: 2.307 MB / 0.766 GB, free: 12.75 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.002648/0.5657, allocations: 1.787 MB / 0.7678 GB, free: 11.61 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.008066/0.5737, allocations: 7.84 MB / 0.7754 GB, free: 6 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 6.783e-06/0.5737, allocations: 0 / 0.7754 GB, free: 6 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 3.126e-06/0.5737, allocations: 0 / 0.7754 GB, free: 6 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002421/0.574, allocations: 0 / 0.7754 GB, free: 6 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 0.009612/0.5836, allocations: 3.843 MB / 0.7792 GB, free: 3.434 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 3.972e-05/0.5836, allocations: 8 kB / 0.7792 GB, free: 3.434 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.007341/0.591, allocations: 2.43 MB / 0.7815 GB, free: 2.039 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003656/0.5946, allocations: 2.177 MB / 0.7837 GB, free: 15.83 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001312/0.5948, allocations: 263.5 kB / 0.7839 GB, free: 15.57 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005594/0.5953, allocations: 359.8 kB / 0.7843 GB, free: 15.22 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01113/0.6064, allocations: 7.227 MB / 0.7913 GB, free: 7.875 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.971e-05/0.6065, allocations: 11.92 kB / 0.7913 GB, free: 7.863 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003467/0.6069, allocations: 148 kB / 0.7915 GB, free: 7.719 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003686/0.6072, allocations: 330.1 kB / 0.7918 GB, free: 7.395 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01037/0.6176, allocations: 7.04 MB / 0.7987 GB, free: 348 kB / 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 0.02043/0.638, allocations: 17.91 MB / 0.8161 GB, free: 13.87 MB / 0.698 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004415/0.6424, allocations: 3.719 MB / 0.8198 GB, free: 10.13 MB / 0.698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003314/0.6458, allocations: 2.53 MB / 0.8223 GB, free: 7.578 MB / 0.698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001384/0.6459, allocations: 53.84 kB / 0.8223 GB, free: 7.523 MB / 0.698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.589e-05/0.6459, allocations: 60.56 kB / 0.8224 GB, free: 7.457 MB / 0.698 GB
Notification: Performance of pre-optimization done (n=208): time 4.248e-06/0.6459, allocations: 0 / 0.8224 GB, free: 7.457 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 0.05763/0.7036, allocations: 30.8 MB / 0.8524 GB, free: 8.68 MB / 0.7292 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.636e-05/0.7037, allocations: 239.6 kB / 0.8527 GB, free: 8.395 MB / 0.7292 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001834/0.7055, allocations: 1.436 MB / 0.8541 GB, free: 6.945 MB / 0.7292 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007031/0.7062, allocations: 73.7 kB / 0.8541 GB, free: 6.867 MB / 0.7292 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009181/0.7071, allocations: 1.55 MB / 0.8557 GB, free: 5.301 MB / 0.7292 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008371/0.708, allocations: 0.9722 MB / 0.8566 GB, free: 4.32 MB / 0.7292 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008131/0.7088, allocations: 0.636 MB / 0.8572 GB, free: 3.676 MB / 0.7292 GB
Notification: Performance of setup shared object (initialization): time 8.889e-05/0.7089, allocations: 301.1 kB / 0.8575 GB, free: 3.379 MB / 0.7292 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003648/0.7125, allocations: 2.698 MB / 0.8601 GB, free: 0.6719 MB / 0.7292 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004048/0.7166, allocations: 3.639 MB / 0.8637 GB, free: 12.64 MB / 0.7448 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007753/0.7243, allocations: 6.406 MB / 0.87 GB, free: 5.832 MB / 0.7448 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.357e-05/0.7243, allocations: 4 kB / 0.87 GB, free: 5.828 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 0.01678/0.7411, allocations: 10.79 MB / 0.8805 GB, free: 10.97 MB / 0.7605 GB
Notification: Performance of prepare postOptimizeDAE: time 4.836e-05/0.7412, allocations: 16 kB / 0.8805 GB, free: 10.95 MB / 0.7605 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.846e-05/0.7412, allocations: 24 kB / 0.8805 GB, free: 10.93 MB / 0.7605 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01146/0.7527, allocations: 5.544 MB / 0.8859 GB, free: 5.375 MB / 0.7605 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002921/0.7556, allocations: 0.9906 MB / 0.8869 GB, free: 4.383 MB / 0.7605 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02834/0.7839, allocations: 27.39 MB / 0.9137 GB, free: 8.664 MB / 0.7917 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003918/0.7878, allocations: 0.5733 MB / 0.9142 GB, free: 8.09 MB / 0.7917 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004059/0.7882, allocations: 151.9 kB / 0.9144 GB, free: 7.941 MB / 0.7917 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00702/0.7953, allocations: 3.987 MB / 0.9183 GB, free: 3.945 MB / 0.7917 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004309/0.7996, allocations: 3.611 MB / 0.9218 GB, free: 15.93 MB / 0.8073 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.05023/0.8498, allocations: 24.45 MB / 0.9457 GB, free: 7.004 MB / 0.823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.84e-05/0.8498, allocations: 8 kB / 0.9457 GB, free: 6.996 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 0.01702/0.8669, allocations: 10.17 MB / 0.9556 GB, free: 12.76 MB / 0.8386 GB
Notification: Performance of prepare postOptimizeDAE: time 3.517e-05/0.8669, allocations: 16 kB / 0.9556 GB, free: 12.74 MB / 0.8386 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.308e-05/0.8669, allocations: 31.98 kB / 0.9556 GB, free: 12.71 MB / 0.8386 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.008667/0.8756, allocations: 4.312 MB / 0.9599 GB, free: 8.383 MB / 0.8386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003235/0.8788, allocations: 1.037 MB / 0.9609 GB, free: 7.344 MB / 0.8386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02436/0.9032, allocations: 26.15 MB / 0.9864 GB, free: 12.66 MB / 0.8698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003274/0.9065, allocations: 0.5615 MB / 0.987 GB, free: 12.1 MB / 0.8698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005268/0.907, allocations: 144 kB / 0.9871 GB, free: 11.96 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 0.001005/0.908, allocations: 395.8 kB / 0.9875 GB, free: 11.56 MB / 0.8698 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004912/0.9085, allocations: 206.7 kB / 0.9877 GB, free: 11.36 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 0.01687/0.9254, allocations: 9.927 MB / 0.9974 GB, free: 1.395 MB / 0.8698 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.584e-05/0.9254, allocations: 28 kB / 0.9974 GB, free: 1.367 MB / 0.8698 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.883e-05/0.9254, allocations: 12 kB / 0.9974 GB, free: 1.355 MB / 0.8698 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.566e-05/0.9255, allocations: 19.94 kB / 0.9974 GB, free: 1.336 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 0.02366/0.9492, allocations: 14.77 MB / 1.012 GB, free: 2.391 MB / 0.8855 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.55e-05/0.9492, allocations: 8 kB / 1.012 GB, free: 2.383 MB / 0.8855 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001999/0.9512, allocations: 0.7333 MB / 1.013 GB, free: 1.648 MB / 0.8855 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.4256/1.377, allocations: 5.164 MB / 1.018 GB, free: 247.6 MB / 0.8855 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000628/1.377, allocations: 82.92 kB / 1.018 GB, free: 247.6 MB / 0.8855 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02806/1.406, allocations: 26.45 MB / 1.044 GB, free: 236.5 MB / 0.8855 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.889e-06/1.406, allocations: 13.34 kB / 1.044 GB, free: 236.5 MB / 0.8855 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 0.01539/1.421, allocations: 9.864 MB / 1.053 GB, free: 233.6 MB / 0.8855 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001323/1.422, allocations: 0.6533 MB / 1.054 GB, free: 233.4 MB / 0.8855 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002786/1.423, allocations: 55.61 kB / 1.054 GB, free: 233.4 MB / 0.8855 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001928/1.424, allocations: 0.5141 MB / 1.054 GB, free: 233.3 MB / 0.8855 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007233/1.425, allocations: 232.3 kB / 1.055 GB, free: 233.3 MB / 0.8855 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001529/1.425, allocations: 89.08 kB / 1.055 GB, free: 233.3 MB / 0.8855 GB
Notification: Performance of sorting global known variables: time 0.0009907/1.426, allocations: 0.9479 MB / 1.056 GB, free: 232.9 MB / 0.8855 GB
Notification: Performance of sort global known variables: time 2.4e-07/1.426, allocations: 0 / 1.056 GB, free: 232.9 MB / 0.8855 GB
Notification: Performance of remove unused functions: time 0.005217/1.432, allocations: 1.852 MB / 1.057 GB, free: 232.7 MB / 0.8855 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 0.0003695/1.432, allocations: 188.1 kB / 1.058 GB, free: 232.6 MB / 0.8855 GB
Notification: Performance of simCode: created initialization part: time 0.01708/1.449, allocations: 12.02 MB / 1.069 GB, free: 228.5 MB / 0.8855 GB
Notification: Performance of simCode: created event and clocks part: time 1.072e-05/1.449, allocations: 3.781 kB / 1.069 GB, free: 228.5 MB / 0.8855 GB
Notification: Performance of simCode: created simulation system equations: time 0.005545/1.455, allocations: 4.258 MB / 1.073 GB, free: 227.1 MB / 0.8855 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001506/1.456, allocations: 277.7 kB / 1.074 GB, free: 226.9 MB / 0.8855 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01353/1.47, allocations: 9.677 MB / 1.083 GB, free: 222.8 MB / 0.8855 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001927/1.472, allocations: 2.29 MB / 1.085 GB, free: 221 MB / 0.8855 GB
Notification: Performance of simCode: alias equations: time 0.002624/1.474, allocations: 1.65 MB / 1.087 GB, free: 219.4 MB / 0.8855 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004514/1.475, allocations: 172.4 kB / 1.087 GB, free: 219.2 MB / 0.8855 GB
Notification: Performance of SimCode: time 2.114e-06/1.475, allocations: 0 / 1.087 GB, free: 219.2 MB / 0.8855 GB
Notification: Performance of Templates: time 0.05956/1.534, allocations: 76.82 MB / 1.162 GB, free: 142.8 MB / 0.8855 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 -s cvode -lv LOG_STATS > IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 480]
[Calling os._exit(0), Time elapsed: 6.452783821965568]
Failed to read output from testmodel.py, exit status != 0:
1.5416355530032888 1.546478185 0.971281712
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7b24211491f0>