Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001725/0.001725, allocations: 105.7 kB / 16.4 MB, free: 6.5 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001923/0.001923, allocations: 191.7 kB / 19.36 MB, free: 3.75 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.44/1.44, allocations: 222.9 MB / 245.1 MB, free: 15 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo", uses=false) [Timeout 180]
"[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/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 3.0.0-master/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 3.0.0-master/package.mo): time 1.065/1.065, allocations: 173.4 MB / 470.6 MB, free: 13.64 MB / 382.1 MB
"
[Timeout remaining time 179]
Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IDEAS_dev_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IDEAS_dev_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 0.002046/0.002046, allocations: 68.77 kB / 0.6479 GB, free: 11.68 MB / 494.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.199/0.201, allocations: 89.51 MB / 0.7353 GB, free: 2.18 MB / 0.5606 GB
Notification: Performance of NFInst.instantiate(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.3992/0.6003, allocations: 18.26 MB / 0.7531 GB, free: 6.867 MB / 0.5762 GB
Notification: Performance of NFInst.instExpressions: time 0.009884/0.6102, allocations: 6.821 MB / 0.7598 GB, free: 6.812 MB / 0.5762 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001794/0.6121, allocations: 57.22 kB / 0.7598 GB, free: 6.812 MB / 0.5762 GB
Notification: Performance of NFTyping.typeComponents: time 0.003863/0.616, allocations: 1.464 MB / 0.7613 GB, free: 6.695 MB / 0.5762 GB
Notification: Performance of NFTyping.typeBindings: time 0.004614/0.6207, allocations: 1.432 MB / 0.7627 GB, free: 6.355 MB / 0.5762 GB
Notification: Performance of NFTyping.typeClassSections: time 0.005804/0.6265, allocations: 1.271 MB / 0.7639 GB, free: 6.262 MB / 0.5762 GB
Notification: Performance of NFFlatten.flatten: time 0.01096/0.6375, allocations: 5.466 MB / 0.7692 GB, free: 5.723 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009681/0.6473, allocations: 7.124 MB / 0.7762 GB, free: 4.27 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005074/0.6524, allocations: 2.37 MB / 0.7785 GB, free: 3.965 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006491/0.6589, allocations: 2.968 MB / 0.7814 GB, free: 3.574 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.002045/0.661, allocations: 0.515 MB / 0.7819 GB, free: 3.574 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003809/0.6648, allocations: 1.263 MB / 0.7831 GB, free: 3.398 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.003377/0.6682, allocations: 2.248 MB / 0.7853 GB, free: 2.566 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.004288/0.6725, allocations: 2.193 MB / 0.7875 GB, free: 1.16 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.01051/0.6831, allocations: 7.801 MB / 0.7951 GB, free: 13.28 MB / 0.5919 GB
Notification: Performance of FrontEnd - DAE generated: time 5.23e-06/0.6831, allocations: 4 kB / 0.7951 GB, free: 13.27 MB / 0.5919 GB
Notification: Performance of FrontEnd: time 1.864e-06/0.6831, allocations: 0 / 0.7951 GB, free: 13.27 MB / 0.5919 GB
Notification: Performance of Transformations before backend: time 0.0002063/0.6833, allocations: 1.406 kB / 0.7951 GB, free: 13.27 MB / 0.5919 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 0.013/0.6963, allocations: 3.908 MB / 0.7989 GB, free: 10.66 MB / 0.5919 GB
Notification: Performance of prepare preOptimizeDAE: time 4.881e-05/0.6964, allocations: 9.344 kB / 0.7989 GB, free: 10.66 MB / 0.5919 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002103/0.6985, allocations: 0.5469 MB / 0.7995 GB, free: 10.28 MB / 0.5919 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01459/0.7131, allocations: 2.433 MB / 0.8018 GB, free: 9.105 MB / 0.5919 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006081/0.7192, allocations: 2.196 MB / 0.804 GB, free: 7.746 MB / 0.5919 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002637/0.7195, allocations: 273.6 kB / 0.8042 GB, free: 7.629 MB / 0.5919 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001852/0.7214, allocations: 350.2 kB / 0.8046 GB, free: 7.523 MB / 0.5919 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.017/0.7384, allocations: 7.155 MB / 0.8116 GB, free: 3.477 MB / 0.5919 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.186e-05/0.7385, allocations: 6.812 kB / 0.8116 GB, free: 3.473 MB / 0.5919 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005326/0.7391, allocations: 156.9 kB / 0.8117 GB, free: 3.359 MB / 0.5919 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004605/0.7395, allocations: 330.4 kB / 0.812 GB, free: 3.27 MB / 0.5919 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01736/0.7569, allocations: 7.051 MB / 0.8189 GB, free: 12.29 MB / 0.6075 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 0.03573/0.7927, allocations: 26.59 MB / 0.8449 GB, free: 15.66 MB / 0.6387 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009496/0.8022, allocations: 4.982 MB / 0.8498 GB, free: 10.39 MB / 0.6387 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006469/0.8087, allocations: 2.613 MB / 0.8523 GB, free: 7.758 MB / 0.6387 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003054/0.8091, allocations: 130.2 kB / 0.8524 GB, free: 7.617 MB / 0.6387 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.158e-05/0.8091, allocations: 60.56 kB / 0.8525 GB, free: 7.551 MB / 0.6387 GB
Notification: Performance of pre-optimization done (n=208): time 4.048e-06/0.8091, allocations: 0 / 0.8525 GB, free: 7.551 MB / 0.6387 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 0.1096/0.9187, allocations: 31.2 MB / 0.883 GB, free: 8.359 MB / 0.67 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001525/0.9189, allocations: 239.5 kB / 0.8832 GB, free: 8.074 MB / 0.67 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002429/0.9213, allocations: 1.473 MB / 0.8846 GB, free: 6.594 MB / 0.67 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005105/0.9219, allocations: 73.7 kB / 0.8847 GB, free: 6.516 MB / 0.67 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00116/0.923, allocations: 1.55 MB / 0.8862 GB, free: 4.961 MB / 0.67 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001178/0.9242, allocations: 0.9617 MB / 0.8872 GB, free: 4.008 MB / 0.67 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.00124/0.9255, allocations: 0.6359 MB / 0.8878 GB, free: 3.363 MB / 0.67 GB
Notification: Performance of setup shared object (initialization): time 0.0001343/0.9256, allocations: 309.1 kB / 0.8881 GB, free: 3.059 MB / 0.67 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006503/0.9321, allocations: 2.69 MB / 0.8907 GB, free: 368 kB / 0.67 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007803/0.94, allocations: 3.567 MB / 0.8942 GB, free: 12.42 MB / 0.6856 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01469/0.9547, allocations: 6.406 MB / 0.9004 GB, free: 5.613 MB / 0.6856 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.911e-05/0.9548, allocations: 4 kB / 0.9004 GB, free: 5.609 MB / 0.6856 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 0.03161/0.9864, allocations: 11.03 MB / 0.9112 GB, free: 10.48 MB / 0.7012 GB
Notification: Performance of prepare postOptimizeDAE: time 4.608e-05/0.9864, allocations: 20.92 kB / 0.9112 GB, free: 10.46 MB / 0.7012 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.288e-05/0.9865, allocations: 28.03 kB / 0.9113 GB, free: 10.43 MB / 0.7012 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02095/1.007, allocations: 5.536 MB / 0.9167 GB, free: 4.879 MB / 0.7012 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004634/1.012, allocations: 0.9906 MB / 0.9176 GB, free: 3.887 MB / 0.7012 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04642/1.059, allocations: 28.22 MB / 0.9452 GB, free: 7.223 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005274/1.064, allocations: 0.5771 MB / 0.9457 GB, free: 6.645 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005306/1.064, allocations: 152 kB / 0.9459 GB, free: 6.496 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009382/1.074, allocations: 3.98 MB / 0.9498 GB, free: 2.508 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007576/1.081, allocations: 3.532 MB / 0.9532 GB, free: 14.59 MB / 0.7481 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09494/1.176, allocations: 24.62 MB / 0.9773 GB, free: 5.461 MB / 0.7637 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.798e-05/1.176, allocations: 8 kB / 0.9773 GB, free: 5.453 MB / 0.7637 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 0.02809/1.205, allocations: 10.54 MB / 0.9876 GB, free: 10.77 MB / 0.7794 GB
Notification: Performance of prepare postOptimizeDAE: time 6.08e-05/1.205, allocations: 19.94 kB / 0.9876 GB, free: 10.75 MB / 0.7794 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.854e-05/1.205, allocations: 27.94 kB / 0.9876 GB, free: 10.72 MB / 0.7794 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01653/1.221, allocations: 4.322 MB / 0.9918 GB, free: 6.379 MB / 0.7794 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004979/1.226, allocations: 1.042 MB / 0.9929 GB, free: 5.336 MB / 0.7794 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03931/1.266, allocations: 27.14 MB / 1.019 GB, free: 9.473 MB / 0.8106 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004841/1.271, allocations: 0.5578 MB / 1.02 GB, free: 8.914 MB / 0.8106 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006735/1.271, allocations: 151.9 kB / 1.02 GB, free: 8.766 MB / 0.8106 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 0.00101/1.272, allocations: 405.4 kB / 1.02 GB, free: 8.363 MB / 0.8106 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006445/1.273, allocations: 206.7 kB / 1.021 GB, free: 8.16 MB / 0.8106 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 0.02839/1.301, allocations: 10.17 MB / 1.031 GB, free: 13.92 MB / 0.8262 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.304e-05/1.301, allocations: 28 kB / 1.031 GB, free: 13.89 MB / 0.8262 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.872e-05/1.301, allocations: 19.98 kB / 1.031 GB, free: 13.88 MB / 0.8262 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.052e-05/1.301, allocations: 15.95 kB / 1.031 GB, free: 13.86 MB / 0.8262 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 0.03843/1.34, allocations: 16.28 MB / 1.047 GB, free: 13.32 MB / 0.8419 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.835e-05/1.34, allocations: 8 kB / 1.047 GB, free: 13.31 MB / 0.8419 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003646/1.344, allocations: 0.7372 MB / 1.047 GB, free: 12.57 MB / 0.8419 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01931/1.363, allocations: 5.165 MB / 1.052 GB, free: 7.395 MB / 0.8419 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007111/1.364, allocations: 71.95 kB / 1.052 GB, free: 7.324 MB / 0.8419 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.3693/1.733, allocations: 27.26 MB / 1.079 GB, free: 273.5 MB / 0.8575 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.088e-05/1.733, allocations: 13.59 kB / 1.079 GB, free: 273.5 MB / 0.8575 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 0.02541/1.759, allocations: 10.11 MB / 1.089 GB, free: 272.5 MB / 0.8575 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002045/1.761, allocations: 0.744 MB / 1.09 GB, free: 272.4 MB / 0.8575 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006598/1.761, allocations: 54.19 kB / 1.09 GB, free: 272.4 MB / 0.8575 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0043/1.766, allocations: 0.5036 MB / 1.09 GB, free: 272.4 MB / 0.8575 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009889/1.767, allocations: 232.8 kB / 1.09 GB, free: 272.4 MB / 0.8575 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003196/1.767, allocations: 92.38 kB / 1.09 GB, free: 272.4 MB / 0.8575 GB
Notification: Performance of sorting global known variables: time 0.002306/1.769, allocations: 0.9987 MB / 1.091 GB, free: 272.3 MB / 0.8575 GB
Notification: Performance of sort global known variables: time 4.31e-07/1.769, allocations: 0 / 1.091 GB, free: 272.3 MB / 0.8575 GB
Notification: Performance of remove unused functions: time 0.01055/1.78, allocations: 1.853 MB / 1.093 GB, free: 272.3 MB / 0.8575 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 0.02643/1.806, allocations: 10.78 MB / 1.104 GB, free: 270.6 MB / 0.8575 GB
Notification: Performance of simCode: created initialization part: time 0.02985/1.836, allocations: 12.46 MB / 1.116 GB, free: 268.9 MB / 0.8575 GB
Notification: Performance of simCode: created event and clocks part: time 1.696e-05/1.836, allocations: 1.719 kB / 1.116 GB, free: 268.9 MB / 0.8575 GB
Notification: Performance of simCode: created simulation system equations: time 0.009769/1.846, allocations: 4.435 MB / 1.12 GB, free: 267.3 MB / 0.8575 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002495/1.849, allocations: 300.6 kB / 1.121 GB, free: 267.2 MB / 0.8575 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.
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.conv1.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.conv1.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 0.08608/1.935, allocations: 42.49 MB / 1.162 GB, free: 233.2 MB / 0.8575 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003041/1.938, allocations: 2.846 MB / 1.165 GB, free: 230.3 MB / 0.8575 GB
Notification: Performance of simCode: alias equations: time 0.003865/1.942, allocations: 1.658 MB / 1.166 GB, free: 228.7 MB / 0.8575 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001529/1.943, allocations: 1.222 MB / 1.168 GB, free: 227.5 MB / 0.8575 GB
Notification: Performance of SimCode: time 6.62e-07/1.943, allocations: 0 / 1.168 GB, free: 227.5 MB / 0.8575 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1344/2.078, allocations: 103.4 MB / 1.269 GB, free: 124.6 MB / 0.8575 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.72/18.8, allocations: 17.36 kB / 1.269 GB, free: 124.5 MB / 0.8575 GB
"
[Timeout remaining time 641]
(rm -f IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & python3 -m fmpy simulate  --output-file IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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_UnbalancedStepDown_YD.fmu > IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 22.7441323940875]
Failed to read output from testmodel.py, exit status != 0:
18.935955071938224 18.950243912 18.263969582
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f367c2c6020>