Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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 0.0008477/0.0008477, allocations: 101.5 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 0.001041/0.001041, allocations: 209.2 kB / 22.24 MB, free: 3.59 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 0.9403/0.9403, allocations: 230.6 MB / 256 MB, free: 9.582 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 0.7654/0.7654, allocations: 203.5 MB / 0.5039 GB, free: 10.71 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.UnbalancedStepUp.YD,fileNamePrefix="IDEAS_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="IDEAS_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_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 0.001541/0.001541, allocations: 70.36 kB / 0.7179 GB, free: 4.301 MB / 0.5261 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4431/0.4446, 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.UnbalancedStepUp.YD): time 0.01636/0.461, allocations: 17.92 MB / 0.835 GB, free: 6.188 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01005/0.471, allocations: 6.791 MB / 0.8416 GB, free: 1.793 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001103/0.4722, allocations: 68.78 kB / 0.8417 GB, free: 1.773 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.002178/0.4743, allocations: 1.48 MB / 0.8431 GB, free: 0.9062 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.00234/0.4767, allocations: 1.474 MB / 0.8446 GB, free: 15.74 MB / 0.6355 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002281/0.4789, allocations: 1.265 MB / 0.8458 GB, free: 14.75 MB / 0.6355 GB
Notification: Performance of NFFlatten.flatten: time 0.004904/0.4839, allocations: 5.483 MB / 0.8511 GB, free: 11.69 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.003703/0.4876, allocations: 3.374 MB / 0.8544 GB, free: 9.531 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003004/0.4906, allocations: 2.429 MB / 0.8568 GB, free: 8.141 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004026/0.4946, allocations: 3.011 MB / 0.8598 GB, free: 6.359 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009585/0.4955, allocations: 0.5131 MB / 0.8603 GB, free: 6.359 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002062/0.4976, allocations: 1.199 MB / 0.8614 GB, free: 5.98 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.001756/0.4994, allocations: 2.311 MB / 0.8637 GB, free: 4.516 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.002084/0.5014, allocations: 1.791 MB / 0.8654 GB, free: 3.363 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.005759/0.5072, allocations: 7.83 MB / 0.8731 GB, free: 12.91 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 4.829e-06/0.5072, allocations: 0 / 0.8731 GB, free: 12.91 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 3.096e-06/0.5072, allocations: 3.938 kB / 0.8731 GB, free: 12.9 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 9.085e-05/0.5073, allocations: 3.984 kB / 0.8731 GB, free: 12.9 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 0.005362/0.5127, allocations: 3.828 MB / 0.8768 GB, free: 9.023 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.292e-05/0.5127, allocations: 8.031 kB / 0.8768 GB, free: 9.016 MB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0004862/0.5132, allocations: 0.5465 MB / 0.8774 GB, free: 8.461 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006806/0.52, allocations: 2.436 MB / 0.8797 GB, free: 6.02 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002517/0.5225, allocations: 2.166 MB / 0.8819 GB, free: 3.82 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001178/0.5226, allocations: 271.3 kB / 0.8821 GB, free: 3.555 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003838/0.523, allocations: 348 kB / 0.8825 GB, free: 3.215 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.007816/0.5308, allocations: 7.242 MB / 0.8895 GB, free: 11.86 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 4.835e-05/0.5309, allocations: 7.938 kB / 0.8895 GB, free: 11.85 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003007/0.5312, allocations: 148 kB / 0.8897 GB, free: 11.7 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002673/0.5315, allocations: 330.1 kB / 0.89 GB, free: 11.38 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.009056/0.5405, allocations: 7.036 MB / 0.8969 GB, free: 4.328 MB / 0.6667 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01746/0.558, allocations: 18.51 MB / 0.9149 GB, free: 1.234 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004396/0.5624, allocations: 3.714 MB / 0.9186 GB, free: 13.5 MB / 0.698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003499/0.5659, allocations: 2.522 MB / 0.921 GB, free: 10.95 MB / 0.698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001353/0.566, allocations: 45.97 kB / 0.9211 GB, free: 10.91 MB / 0.698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.53e-05/0.566, allocations: 60.5 kB / 0.9211 GB, free: 10.84 MB / 0.698 GB
Notification: Performance of pre-optimization done (n=208): time 3.407e-06/0.566, allocations: 0 / 0.9211 GB, free: 10.84 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.conv2.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.conv2.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 0.056/0.622, allocations: 30.81 MB / 0.9512 GB, free: 12.05 MB / 0.7292 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.762e-05/0.6221, allocations: 235.6 kB / 0.9514 GB, free: 11.77 MB / 0.7292 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001427/0.6235, allocations: 1.531 MB / 0.9529 GB, free: 10.23 MB / 0.7292 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001675/0.6237, allocations: 65.7 kB / 0.953 GB, free: 10.16 MB / 0.7292 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000615/0.6243, allocations: 1.546 MB / 0.9545 GB, free: 8.598 MB / 0.7292 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008021/0.6251, allocations: 0.9683 MB / 0.9554 GB, free: 7.621 MB / 0.7292 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007264/0.6259, allocations: 0.6321 MB / 0.9561 GB, free: 6.98 MB / 0.7292 GB
Notification: Performance of setup shared object (initialization): time 6.399e-05/0.6259, allocations: 309 kB / 0.9564 GB, free: 6.676 MB / 0.7292 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00337/0.6293, allocations: 2.698 MB / 0.959 GB, free: 3.969 MB / 0.7292 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004084/0.6334, allocations: 3.643 MB / 0.9626 GB, free: 15.93 MB / 0.7448 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007491/0.6409, allocations: 6.399 MB / 0.9688 GB, free: 9.133 MB / 0.7448 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.639e-05/0.6409, allocations: 8 kB / 0.9688 GB, free: 9.125 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.conv2.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.conv2.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 0.01591/0.6568, allocations: 10.76 MB / 0.9793 GB, free: 14.29 MB / 0.7605 GB
Notification: Performance of prepare postOptimizeDAE: time 3.617e-05/0.6568, allocations: 16 kB / 0.9793 GB, free: 14.28 MB / 0.7605 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.138e-05/0.6569, allocations: 28 kB / 0.9794 GB, free: 14.25 MB / 0.7605 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01081/0.6677, allocations: 5.552 MB / 0.9848 GB, free: 8.684 MB / 0.7605 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002325/0.67, allocations: 0.9984 MB / 0.9858 GB, free: 7.684 MB / 0.7605 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02657/0.6966, allocations: 27.47 MB / 1.013 GB, free: 11.84 MB / 0.7917 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002789/0.6994, allocations: 0.581 MB / 1.013 GB, free: 11.26 MB / 0.7917 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000235/0.6996, allocations: 147.9 kB / 1.013 GB, free: 11.11 MB / 0.7917 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.005161/0.7048, allocations: 3.984 MB / 1.017 GB, free: 7.121 MB / 0.7917 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.003924/0.7087, allocations: 3.611 MB / 1.021 GB, free: 3.109 MB / 0.7917 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.04781/0.7565, allocations: 24.46 MB / 1.045 GB, free: 10.17 MB / 0.823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.199e-05/0.7565, allocations: 4 kB / 1.045 GB, free: 10.17 MB / 0.823 GB
Warning: The linear system: 
1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1]
]
  =
[
  -loadRL.load1.v[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 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_lambda0): time 0.01498/0.7715, allocations: 10.17 MB / 1.055 GB, free: 15.93 MB / 0.8386 GB
Notification: Performance of prepare postOptimizeDAE: time 2.345e-05/0.7715, allocations: 23.94 kB / 1.055 GB, free: 15.9 MB / 0.8386 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.191e-05/0.7715, allocations: 28 kB / 1.055 GB, free: 15.88 MB / 0.8386 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.008306/0.7798, allocations: 4.318 MB / 1.059 GB, free: 11.54 MB / 0.8386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002561/0.7824, allocations: 1.045 MB / 1.06 GB, free: 10.49 MB / 0.8386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02215/0.8046, allocations: 26.27 MB / 1.085 GB, free: 15.63 MB / 0.8698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002423/0.807, allocations: 0.5499 MB / 1.086 GB, free: 15.08 MB / 0.8698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000194/0.8072, allocations: 151.9 kB / 1.086 GB, free: 14.93 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.i1[2]) - line2.i3[2] - line2.i2[2]
         0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.0006587/0.8078, allocations: 409.6 kB / 1.087 GB, free: 14.52 MB / 0.8698 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000321/0.8082, allocations: 206.8 kB / 1.087 GB, free: 14.32 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01491/0.8231, allocations: 9.928 MB / 1.096 GB, free: 4.355 MB / 0.8698 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.551e-05/0.8231, allocations: 24 kB / 1.096 GB, free: 4.332 MB / 0.8698 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.301e-05/0.8231, allocations: 16 kB / 1.096 GB, free: 4.316 MB / 0.8698 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.675e-05/0.8231, allocations: 15.94 kB / 1.096 GB, free: 4.301 MB / 0.8698 GB
Warning: The linear system: 
1 : 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]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : 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]
4 : transformer.conv2.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.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[1]
]
  =
[
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 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 0.02065/0.8438, allocations: 15.41 MB / 1.112 GB, free: 4.699 MB / 0.8855 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.447e-06/0.8438, allocations: 8 kB / 1.112 GB, free: 4.691 MB / 0.8855 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00167/0.8454, allocations: 0.7296 MB / 1.112 GB, free: 3.961 MB / 0.8855 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01007/0.8555, allocations: 5.177 MB / 1.117 GB, free: 14.77 MB / 0.9011 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002/0.8557, allocations: 71.95 kB / 1.117 GB, free: 14.7 MB / 0.9011 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02479/0.8805, allocations: 26.5 MB / 1.143 GB, free: 3.77 MB / 0.9167 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.262e-06/0.8805, allocations: 12.03 kB / 1.143 GB, free: 3.758 MB / 0.9167 GB
Warning: The linear system: 
1 : 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]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : 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]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[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.conv2.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]
]
 might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.3517/1.232, allocations: 9.914 MB / 1.153 GB, free: 284.6 MB / 0.9167 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001601/1.234, allocations: 0.6533 MB / 1.154 GB, free: 284.6 MB / 0.9167 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002478/1.234, allocations: 60.83 kB / 1.154 GB, free: 284.6 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001946/1.236, allocations: 0.5041 MB / 1.154 GB, free: 284.6 MB / 0.9167 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0005735/1.237, allocations: 241.2 kB / 1.154 GB, free: 284.6 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001484/1.237, allocations: 91.94 kB / 1.154 GB, free: 284.6 MB / 0.9167 GB
Notification: Performance of sorting global known variables: time 0.001103/1.238, allocations: 0.9997 MB / 1.155 GB, free: 284.5 MB / 0.9167 GB
Notification: Performance of sort global known variables: time 3.5e-07/1.238, allocations: 0.75 kB / 1.155 GB, free: 284.5 MB / 0.9167 GB
Notification: Performance of remove unused functions: time 0.004252/1.242, allocations: 1.857 MB / 1.157 GB, free: 284.5 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 : 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]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : 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]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[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.conv2.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]
]
 might be structurally or numerically singular for variable line2.v2_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 0.01401/1.256, allocations: 10.57 MB / 1.168 GB, free: 282.5 MB / 0.9167 GB
Notification: Performance of simCode: created initialization part: time 0.01672/1.273, allocations: 12.02 MB / 1.179 GB, free: 278.5 MB / 0.9167 GB
Notification: Performance of simCode: created event and clocks part: time 8.906e-06/1.273, allocations: 2.094 kB / 1.179 GB, free: 278.5 MB / 0.9167 GB
Notification: Performance of simCode: created simulation system equations: time 0.006041/1.279, allocations: 4.241 MB / 1.183 GB, free: 277 MB / 0.9167 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001597/1.28, allocations: 288.3 kB / 1.184 GB, free: 276.9 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.conv2.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.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.04906/1.33, allocations: 42.09 MB / 1.225 GB, free: 243.5 MB / 0.9167 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001945/1.331, allocations: 2.282 MB / 1.227 GB, free: 241.1 MB / 0.9167 GB
Notification: Performance of simCode: alias equations: time 0.002424/1.334, allocations: 1.657 MB / 1.229 GB, free: 239.5 MB / 0.9167 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009077/1.335, allocations: 1.229 MB / 1.23 GB, free: 238.3 MB / 0.9167 GB
Notification: Performance of SimCode: time 1.493e-06/1.335, allocations: 0 / 1.23 GB, free: 238.3 MB / 0.9167 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.08741/1.422, allocations: 104.3 MB / 1.332 GB, free: 134.4 MB / 0.9167 GB
Notification: Performance of buildModelFMU: Generate platform static: time 9.56/10.98, allocations: 10.19 kB / 1.332 GB, free: 134.4 MB / 0.9167 GB
"
[Timeout remaining time 649]
(rm -f IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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_UnbalancedStepUp_YD.fmu > IDEAS_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 13.917922203894705]
Failed to read output from testmodel.py, exit status != 0:
11.103089554701 11.108747452 10.60002078
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x779df4ebc440>