Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0008034/0.0008034, allocations: 68.47 kB / 19.17 MB, free: 0.7344 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 0.000985/0.000985, allocations: 173.9 kB / 22.46 MB, free: 2.09 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 0.8853/0.8853, allocations: 177.1 MB / 202.8 MB, free: 5.734 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/package.mo", uses=false) [Timeout 180]
"[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Examples/PPD12/Structure.mo:531:21-531:190:writable] Warning: Lexer treating \\ as \\\\, since \\e is not a valid Modelica escape sequence.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Examples/PPD12/Structure.mo:531:21-531:198:writable] Warning: Lexer treating \\ as \\\\, since \\< is not a valid Modelica escape sequence.
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/package.mo): time 0.7043/0.7043, allocations: 154.6 MB / 413.7 MB, free: 0.8125 MB / 378.7 MB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/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 master/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 master/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="IDEAS_dev_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="IDEAS_dev_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.783e-06/1.783e-06, allocations: 0 / 0.6182 GB, free: 13.63 MB / 0.5886 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.829e-05/3.008e-05, allocations: 6.219 kB / 0.6182 GB, free: 13.62 MB / 0.5886 GB
Notification: Performance of NFInst.instantiate(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01485/0.01488, allocations: 17.42 MB / 0.6352 GB, free: 12.13 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.008188/0.02307, allocations: 6.652 MB / 0.6417 GB, free: 5.465 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0009506/0.02402, allocations: 63.75 kB / 0.6417 GB, free: 5.402 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.002266/0.02628, allocations: 1.477 MB / 0.6432 GB, free: 3.914 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.002194/0.02848, allocations: 1.485 MB / 0.6446 GB, free: 2.422 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001744/0.03022, allocations: 1.273 MB / 0.6459 GB, free: 1.148 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.004076/0.0343, allocations: 5.514 MB / 0.6513 GB, free: 11.62 MB / 0.6198 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.003238/0.03754, allocations: 3.354 MB / 0.6545 GB, free: 8.164 MB / 0.6198 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003336/0.04087, allocations: 3.306 MB / 0.6578 GB, free: 4.852 MB / 0.6198 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002505/0.04338, allocations: 2.876 MB / 0.6606 GB, free: 1.969 MB / 0.6198 GB
Notification: Performance of NFPackage.collectConstants: time 0.0004625/0.04384, allocations: 0.5078 MB / 0.6611 GB, free: 1.461 MB / 0.6198 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001419/0.04526, allocations: 1.205 MB / 0.6622 GB, free: 260 kB / 0.6198 GB
Notification: Performance of NFScalarize.scalarize: time 0.001639/0.0469, allocations: 2.409 MB / 0.6646 GB, free: 13.84 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.001147/0.04805, allocations: 1.532 MB / 0.6661 GB, free: 12.3 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.005368/0.05341, allocations: 7.944 MB / 0.6738 GB, free: 4.336 MB / 0.6355 GB
Notification: Performance of FrontEnd - DAE generated: time 4.278e-06/0.05342, allocations: 0 / 0.6738 GB, free: 4.336 MB / 0.6355 GB
Notification: Performance of FrontEnd: time 2.004e-06/0.05342, allocations: 0 / 0.6738 GB, free: 4.336 MB / 0.6355 GB
Notification: Performance of Transformations before backend: time 6.919e-05/0.05349, allocations: 0 / 0.6738 GB, free: 4.336 MB / 0.6355 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.004575/0.05806, allocations: 3.758 MB / 0.6775 GB, free: 0.5312 MB / 0.6355 GB
Notification: Performance of prepare preOptimizeDAE: time 4.484e-05/0.05811, allocations: 13.47 kB / 0.6775 GB, free: 0.5195 MB / 0.6355 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.2838/0.3419, allocations: 0.5332 MB / 0.678 GB, free: 93.75 MB / 0.6355 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.007329/0.3493, allocations: 2.426 MB / 0.6804 GB, free: 93.62 MB / 0.6355 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003258/0.3525, allocations: 2.153 MB / 0.6825 GB, free: 93.27 MB / 0.6355 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001182/0.3526, allocations: 267.5 kB / 0.6828 GB, free: 93.16 MB / 0.6355 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006501/0.3533, allocations: 350.5 kB / 0.6831 GB, free: 93.05 MB / 0.6355 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.007924/0.3612, allocations: 7.203 MB / 0.6901 GB, free: 90.6 MB / 0.6355 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.433e-05/0.3613, allocations: 9.625 kB / 0.6902 GB, free: 90.6 MB / 0.6355 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000284/0.3615, allocations: 146.5 kB / 0.6903 GB, free: 90.5 MB / 0.6355 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002674/0.3618, allocations: 335.8 kB / 0.6906 GB, free: 90.46 MB / 0.6355 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.008114/0.3699, allocations: 7.02 MB / 0.6975 GB, free: 88.46 MB / 0.6355 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 0.01583/0.3858, allocations: 18.43 MB / 0.7155 GB, free: 78.07 MB / 0.6355 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004864/0.3906, allocations: 3.723 MB / 0.7191 GB, free: 76.79 MB / 0.6355 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003383/0.394, allocations: 2.53 MB / 0.7216 GB, free: 76.04 MB / 0.6355 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001389/0.3941, allocations: 48.89 kB / 0.7216 GB, free: 76.03 MB / 0.6355 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.846e-05/0.3942, allocations: 56.81 kB / 0.7217 GB, free: 75.98 MB / 0.6355 GB
Notification: Performance of pre-optimization done (n=208): time 3.827e-06/0.3942, allocations: 0 / 0.7217 GB, free: 75.98 MB / 0.6355 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 0.05476/0.4489, allocations: 30.76 MB / 0.7517 GB, free: 59.78 MB / 0.6355 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 5.637e-05/0.449, allocations: 235.6 kB / 0.7519 GB, free: 59.5 MB / 0.6355 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001121/0.4501, allocations: 1.478 MB / 0.7534 GB, free: 58.02 MB / 0.6355 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001468/0.4503, allocations: 73.7 kB / 0.7534 GB, free: 57.94 MB / 0.6355 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0003514/0.4506, allocations: 1.533 MB / 0.7549 GB, free: 56.4 MB / 0.6355 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0004316/0.451, allocations: 0.9554 MB / 0.7559 GB, free: 55.46 MB / 0.6355 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006202/0.4517, allocations: 0.632 MB / 0.7565 GB, free: 54.82 MB / 0.6355 GB
Notification: Performance of setup shared object (initialization): time 2.499e-05/0.4517, allocations: 309 kB / 0.7568 GB, free: 54.51 MB / 0.6355 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.002991/0.4547, allocations: 2.694 MB / 0.7594 GB, free: 51.81 MB / 0.6355 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00313/0.4578, allocations: 3.647 MB / 0.763 GB, free: 47.76 MB / 0.6355 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.00626/0.4641, allocations: 6.399 MB / 0.7692 GB, free: 40.96 MB / 0.6355 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.376e-05/0.4641, allocations: 12 kB / 0.7692 GB, free: 40.95 MB / 0.6355 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 0.01388/0.478, allocations: 10.79 MB / 0.7798 GB, free: 30.09 MB / 0.6355 GB
Notification: Performance of prepare postOptimizeDAE: time 2.56e-05/0.478, allocations: 16 kB / 0.7798 GB, free: 30.08 MB / 0.6355 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.769e-05/0.478, allocations: 27.98 kB / 0.7798 GB, free: 30.05 MB / 0.6355 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.009408/0.4874, allocations: 5.555 MB / 0.7853 GB, free: 24.48 MB / 0.6355 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002098/0.4895, allocations: 0.9867 MB / 0.7862 GB, free: 23.49 MB / 0.6355 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02451/0.514, allocations: 27.48 MB / 0.8131 GB, free: 11.67 MB / 0.6511 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00304/0.5171, allocations: 0.5655 MB / 0.8136 GB, free: 11.11 MB / 0.6511 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002845/0.5174, allocations: 159.9 kB / 0.8138 GB, free: 10.95 MB / 0.6511 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.005328/0.5227, allocations: 3.988 MB / 0.8176 GB, free: 6.953 MB / 0.6511 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00393/0.5266, allocations: 3.607 MB / 0.8212 GB, free: 2.949 MB / 0.6511 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.04839/0.575, allocations: 24.48 MB / 0.8451 GB, free: 10.01 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.066e-05/0.575, allocations: 12 kB / 0.8451 GB, free: 10 MB / 0.6823 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 0.0171/0.5921, allocations: 10.18 MB / 0.855 GB, free: 15.75 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 3.831e-05/0.5922, allocations: 23.88 kB / 0.8551 GB, free: 15.73 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.373e-05/0.5922, allocations: 24 kB / 0.8551 GB, free: 15.71 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.00921/0.6014, allocations: 4.317 MB / 0.8593 GB, free: 11.38 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002906/0.6043, allocations: 1.041 MB / 0.8603 GB, free: 10.33 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02391/0.6282, allocations: 26.25 MB / 0.8859 GB, free: 15.51 MB / 0.7292 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003217/0.6315, allocations: 0.5499 MB / 0.8865 GB, free: 14.96 MB / 0.7292 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003311/0.6318, allocations: 151.9 kB / 0.8866 GB, free: 14.81 MB / 0.7292 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 0.0007746/0.6326, allocations: 413.9 kB / 0.887 GB, free: 14.4 MB / 0.7292 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004184/0.633, allocations: 202.7 kB / 0.8872 GB, free: 14.2 MB / 0.7292 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 0.01545/0.6484, allocations: 9.922 MB / 0.8969 GB, free: 4.238 MB / 0.7292 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.309e-05/0.6485, allocations: 35.94 kB / 0.8969 GB, free: 4.203 MB / 0.7292 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.648e-05/0.6485, allocations: 12 kB / 0.897 GB, free: 4.191 MB / 0.7292 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.826e-05/0.6485, allocations: 19.94 kB / 0.897 GB, free: 4.172 MB / 0.7292 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 0.02374/0.6723, allocations: 15.36 MB / 0.912 GB, free: 4.703 MB / 0.7448 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.637e-05/0.6723, allocations: 8 kB / 0.912 GB, free: 4.695 MB / 0.7448 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001918/0.6742, allocations: 0.7338 MB / 0.9127 GB, free: 3.961 MB / 0.7448 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01027/0.6845, allocations: 5.186 MB / 0.9178 GB, free: 14.76 MB / 0.7605 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004528/0.6849, allocations: 67.95 kB / 0.9178 GB, free: 14.69 MB / 0.7605 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02816/0.7131, allocations: 26.55 MB / 0.9438 GB, free: 3.738 MB / 0.7761 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.014e-05/0.7131, allocations: 15.97 kB / 0.9438 GB, free: 3.723 MB / 0.7761 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 0.01623/0.7293, allocations: 9.853 MB / 0.9534 GB, free: 9.66 MB / 0.7917 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001518/0.7308, allocations: 0.6585 MB / 0.954 GB, free: 9 MB / 0.7917 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003119/0.7312, allocations: 52 kB / 0.9541 GB, free: 8.949 MB / 0.7917 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00191/0.7331, allocations: 0.5109 MB / 0.9546 GB, free: 8.438 MB / 0.7917 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006322/0.7337, allocations: 234.6 kB / 0.9548 GB, free: 8.207 MB / 0.7917 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001521/0.7339, allocations: 95.89 kB / 0.9549 GB, free: 8.113 MB / 0.7917 GB
Notification: Performance of sorting global known variables: time 0.00141/0.7353, allocations: 0.9761 MB / 0.9559 GB, free: 7.133 MB / 0.7917 GB
Notification: Performance of sort global known variables: time 8e-08/0.7353, allocations: 4 kB / 0.9559 GB, free: 7.129 MB / 0.7917 GB
Notification: Performance of remove unused functions: time 0.004457/0.7397, allocations: 1.844 MB / 0.9577 GB, free: 5.285 MB / 0.7917 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of Backend phase and start with SimCode phase: time 0.01546/0.7552, allocations: 10.51 MB / 0.9679 GB, free: 10.56 MB / 0.8073 GB
Notification: Performance of simCode: created initialization part: time 0.2698/1.025, allocations: 12 MB / 0.9796 GB, free: 248.4 MB / 0.8073 GB
Notification: Performance of simCode: created event and clocks part: time 1.011e-05/1.025, allocations: 6.406 kB / 0.9796 GB, free: 248.4 MB / 0.8073 GB
Notification: Performance of simCode: created simulation system equations: time 0.005636/1.031, allocations: 4.259 MB / 0.9838 GB, free: 247.9 MB / 0.8073 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001339/1.032, allocations: 261.9 kB / 0.9841 GB, free: 247.9 MB / 0.8073 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.05239/1.084, allocations: 41.42 MB / 1.025 GB, free: 235.5 MB / 0.8073 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002605/1.087, allocations: 2.271 MB / 1.027 GB, free: 234.9 MB / 0.8073 GB
Notification: Performance of simCode: alias equations: time 0.003091/1.09, allocations: 1.654 MB / 1.028 GB, free: 234.7 MB / 0.8073 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001059/1.091, allocations: 1.207 MB / 1.03 GB, free: 233.8 MB / 0.8073 GB
Notification: Performance of SimCode: time 1.352e-06/1.091, allocations: 0 / 1.03 GB, free: 233.8 MB / 0.8073 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.08992/1.181, allocations: 103.4 MB / 1.131 GB, free: 147.1 MB / 0.8073 GB
Notification: Performance of buildModelFMU: Generate platform static: time 9.912/11.09, allocations: 13.22 kB / 1.131 GB, free: 147.1 MB / 0.8073 GB
"
[Timeout remaining time 649]
(rm -f IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & python3 -m fmpy simulate  --output-file IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 IDEAS_dev_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 13.854132130742073]
Failed to read output from testmodel.py, exit status != 0:
11.22047639079392 11.230929791 11.17603467
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x77db887c9340>