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 0.0008776/0.0008776, allocations: 100.4 kB / 19.7 MB, free: 452 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 0.0009508/0.0009508, allocations: 215.8 kB / 23 MB, free: 2.977 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 0.9086/0.9086, allocations: 230.6 MB / 256.8 MB, free: 9.645 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 0.7616/0.7616, allocations: 203.5 MB / 0.5046 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 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 0.00131/0.00131, allocations: 71.61 kB / 0.7191 GB, free: 3.812 MB / 0.5261 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4773/0.4786, allocations: 102 MB / 0.8187 GB, free: 1.531 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01594/0.4945, allocations: 17.91 MB / 0.8362 GB, free: 6.484 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01039/0.5049, allocations: 6.76 MB / 0.8428 GB, free: 2.105 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001589/0.5065, allocations: 65.34 kB / 0.8429 GB, free: 2.09 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.002258/0.5088, allocations: 1.484 MB / 0.8443 GB, free: 1.109 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.002818/0.5116, allocations: 1.459 MB / 0.8457 GB, free: 15.95 MB / 0.6355 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00245/0.514, allocations: 1.261 MB / 0.847 GB, free: 14.96 MB / 0.6355 GB
Notification: Performance of NFFlatten.flatten: time 0.00476/0.5188, allocations: 5.478 MB / 0.8523 GB, free: 11.91 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.003939/0.5227, allocations: 3.377 MB / 0.8556 GB, free: 9.746 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003066/0.5258, allocations: 2.42 MB / 0.858 GB, free: 8.363 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003871/0.5297, allocations: 3.011 MB / 0.8609 GB, free: 6.578 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.0013/0.531, allocations: 0.5146 MB / 0.8614 GB, free: 6.578 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002271/0.5332, allocations: 1.199 MB / 0.8626 GB, free: 6.199 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.002413/0.5356, allocations: 2.307 MB / 0.8648 GB, free: 4.738 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.003355/0.539, allocations: 1.783 MB / 0.8666 GB, free: 3.594 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.007116/0.5461, allocations: 7.835 MB / 0.8742 GB, free: 12.95 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 5.711e-06/0.5461, allocations: 11.92 kB / 0.8742 GB, free: 12.94 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 1.913e-06/0.5461, allocations: 0 / 0.8742 GB, free: 12.94 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0001674/0.5463, allocations: 0 / 0.8742 GB, free: 12.94 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 0.00636/0.5526, allocations: 3.84 MB / 0.878 GB, free: 9.051 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 3.97e-05/0.5527, allocations: 8.031 kB / 0.878 GB, free: 9.043 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00683/0.5595, allocations: 2.429 MB / 0.8804 GB, free: 6.609 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003595/0.5631, allocations: 2.177 MB / 0.8825 GB, free: 4.398 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001424/0.5633, allocations: 267.5 kB / 0.8828 GB, free: 4.137 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006607/0.5639, allocations: 351.9 kB / 0.8831 GB, free: 3.793 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01099/0.5749, allocations: 7.23 MB / 0.8902 GB, free: 12.45 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.75e-05/0.575, allocations: 0 / 0.8902 GB, free: 12.45 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003268/0.5753, allocations: 152 kB / 0.8903 GB, free: 12.3 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002919/0.5756, allocations: 338.1 kB / 0.8906 GB, free: 11.96 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01108/0.5867, allocations: 7.035 MB / 0.8975 GB, free: 4.914 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 0.02258/0.6092, allocations: 17.9 MB / 0.915 GB, free: 2.441 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004845/0.6141, allocations: 3.727 MB / 0.9186 GB, free: 14.7 MB / 0.698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003353/0.6174, allocations: 2.526 MB / 0.9211 GB, free: 12.14 MB / 0.698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000146/0.6176, allocations: 41.97 kB / 0.9211 GB, free: 12.1 MB / 0.698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.07e-05/0.6176, allocations: 64.5 kB / 0.9212 GB, free: 12.03 MB / 0.698 GB
Notification: Performance of pre-optimization done (n=208): time 3.978e-06/0.6176, allocations: 4 kB / 0.9212 GB, free: 12.03 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 0.05761/0.6752, allocations: 30.78 MB / 0.9512 GB, free: 13.26 MB / 0.7292 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.135e-05/0.6753, allocations: 243.5 kB / 0.9515 GB, free: 12.97 MB / 0.7292 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001562/0.6769, allocations: 1.433 MB / 0.9529 GB, free: 11.53 MB / 0.7292 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005043/0.6774, allocations: 69.7 kB / 0.9529 GB, free: 11.45 MB / 0.7292 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006609/0.6781, allocations: 1.561 MB / 0.9545 GB, free: 9.875 MB / 0.7292 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008071/0.6789, allocations: 0.9683 MB / 0.9554 GB, free: 8.898 MB / 0.7292 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008147/0.6797, allocations: 0.6321 MB / 0.956 GB, free: 8.258 MB / 0.7292 GB
Notification: Performance of setup shared object (initialization): time 6.811e-05/0.6798, allocations: 305.1 kB / 0.9563 GB, free: 7.957 MB / 0.7292 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003951/0.6837, allocations: 2.682 MB / 0.9589 GB, free: 5.266 MB / 0.7292 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004203/0.6879, allocations: 3.65 MB / 0.9625 GB, free: 1.219 MB / 0.7292 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007707/0.6956, allocations: 6.402 MB / 0.9688 GB, free: 10.42 MB / 0.7448 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.82e-05/0.6956, allocations: 15.94 kB / 0.9688 GB, free: 10.4 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 0.01724/0.7129, allocations: 10.79 MB / 0.9793 GB, free: 15.54 MB / 0.7605 GB
Notification: Performance of prepare postOptimizeDAE: time 3.854e-05/0.7129, allocations: 16 kB / 0.9793 GB, free: 15.52 MB / 0.7605 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.589e-05/0.713, allocations: 28 kB / 0.9793 GB, free: 15.49 MB / 0.7605 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01104/0.724, allocations: 5.529 MB / 0.9847 GB, free: 9.949 MB / 0.7605 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00295/0.7269, allocations: 0.9945 MB / 0.9857 GB, free: 8.953 MB / 0.7605 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02793/0.7549, allocations: 27.37 MB / 1.012 GB, free: 13.24 MB / 0.7917 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002936/0.7578, allocations: 0.5771 MB / 1.013 GB, free: 12.66 MB / 0.7917 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003895/0.7582, allocations: 155.9 kB / 1.013 GB, free: 12.51 MB / 0.7917 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.005602/0.7638, allocations: 3.984 MB / 1.017 GB, free: 8.52 MB / 0.7917 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004254/0.7681, allocations: 3.608 MB / 1.021 GB, free: 4.512 MB / 0.7917 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.04766/0.8157, allocations: 24.47 MB / 1.044 GB, free: 11.56 MB / 0.823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.629e-05/0.8157, allocations: 8 kB / 1.044 GB, free: 11.55 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 0.01563/0.8314, allocations: 10.15 MB / 1.054 GB, free: 1.336 MB / 0.823 GB
Notification: Performance of prepare postOptimizeDAE: time 3.044e-05/0.8314, allocations: 18.19 kB / 1.054 GB, free: 1.32 MB / 0.823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.293e-05/0.8314, allocations: 28 kB / 1.054 GB, free: 1.293 MB / 0.823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.00862/0.8401, allocations: 4.315 MB / 1.059 GB, free: 12.96 MB / 0.8386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002846/0.8429, allocations: 1.041 MB / 1.06 GB, free: 11.92 MB / 0.8386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02313/0.866, allocations: 26.14 MB / 1.085 GB, free: 1.234 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002821/0.8689, allocations: 0.5537 MB / 1.086 GB, free: 0.6797 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004051/0.8693, allocations: 152.3 kB / 1.086 GB, free: 0.5312 MB / 0.8542 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 0.0007434/0.87, allocations: 387.3 kB / 1.086 GB, free: 148 kB / 0.8542 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004264/0.8704, allocations: 206.9 kB / 1.086 GB, free: 15.94 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 0.01517/0.8856, allocations: 9.936 MB / 1.096 GB, free: 5.961 MB / 0.8698 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.103e-05/0.8856, allocations: 28 kB / 1.096 GB, free: 5.934 MB / 0.8698 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.967e-05/0.8856, allocations: 12 kB / 1.096 GB, free: 5.922 MB / 0.8698 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.967e-05/0.8857, allocations: 15.94 kB / 1.096 GB, free: 5.906 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 0.02273/0.9084, allocations: 14.78 MB / 1.111 GB, free: 6.965 MB / 0.8855 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.76e-05/0.9085, allocations: 8 kB / 1.111 GB, free: 6.957 MB / 0.8855 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002/0.9105, allocations: 0.7337 MB / 1.111 GB, free: 6.223 MB / 0.8855 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01039/0.9208, allocations: 5.173 MB / 1.116 GB, free: 1.031 MB / 0.8855 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004786/0.9213, allocations: 75.95 kB / 1.116 GB, free: 0.957 MB / 0.8855 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02573/0.947, allocations: 26.45 MB / 1.142 GB, free: 6.125 MB / 0.9167 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.026e-05/0.9471, allocations: 15.97 kB / 1.142 GB, free: 6.109 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 0.3443/1.291, allocations: 9.857 MB / 1.152 GB, free: 284.2 MB / 0.9167 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001569/1.293, allocations: 0.645 MB / 1.153 GB, free: 284.2 MB / 0.9167 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004056/1.293, allocations: 58.56 kB / 1.153 GB, free: 284.2 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002203/1.296, allocations: 0.5053 MB / 1.153 GB, free: 284.2 MB / 0.9167 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000638/1.296, allocations: 236.4 kB / 1.153 GB, free: 284.2 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001852/1.296, allocations: 92.12 kB / 1.153 GB, free: 284.2 MB / 0.9167 GB
Notification: Performance of sorting global known variables: time 0.001205/1.298, allocations: 0.9475 MB / 1.154 GB, free: 284.1 MB / 0.9167 GB
Notification: Performance of sort global known variables: time 1.8e-07/1.298, allocations: 3.938 kB / 1.154 GB, free: 284.1 MB / 0.9167 GB
Notification: Performance of remove unused functions: time 0.005589/1.303, allocations: 1.849 MB / 1.156 GB, free: 284.1 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)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0005116/1.304, allocations: 172.5 kB / 1.156 GB, free: 284 MB / 0.9167 GB
Notification: Performance of simCode: created initialization part: time 0.01868/1.322, allocations: 12.03 MB / 1.168 GB, free: 282.2 MB / 0.9167 GB
Notification: Performance of simCode: created event and clocks part: time 1.239e-05/1.322, allocations: 4.953 kB / 1.168 GB, free: 282.2 MB / 0.9167 GB
Notification: Performance of simCode: created simulation system equations: time 0.006277/1.329, allocations: 4.263 MB / 1.172 GB, free: 280.7 MB / 0.9167 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001531/1.33, allocations: 273 kB / 1.173 GB, free: 280.6 MB / 0.9167 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01518/1.345, allocations: 10.25 MB / 1.183 GB, free: 276.9 MB / 0.9167 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002547/1.348, allocations: 2.35 MB / 1.185 GB, free: 276.3 MB / 0.9167 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008315/1.349, allocations: 209.5 kB / 1.185 GB, free: 276.3 MB / 0.9167 GB
Notification: Performance of SimCode: time 2.174e-06/1.349, allocations: 0 / 1.185 GB, free: 276.3 MB / 0.9167 GB
Notification: Performance of Templates: time 0.0663/1.415, allocations: 109.2 MB / 1.292 GB, free: 177.3 MB / 0.9167 GB
"
[Timeout remaining time 659]
make -j1 -f IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 660]
(rm -f IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 480]
[Calling os._exit(0), Time elapsed: 10.770986288320273]
Failed to read output from testmodel.py, exit status != 0:
1.4226579582318664 1.427912525 0.880306832
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x73c7ddc77c50>