Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001282/0.001282, allocations: 84.05 kB / 19.18 MB, free: 2.527 MB / 14.72 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 0.001454/0.001454, allocations: 165.1 kB / 22.46 MB, free: 5.359 MB / 14.72 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 1.438/1.438, allocations: 177.1 MB / 202.8 MB, free: 9.176 MB / 190.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/package.mo): time 0.05909/0.05909, allocations: 9.148 MB / 268.3 MB, free: 7.926 MB / 254.1 MB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/EmbeddedTargets/STM32F4/Functions/HAL.mo:5:3-11:14:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/OperatingSystem/DynamicArray.mo:6:3-94:18:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/Utilities/Functions.mo:1041:3-1062:27:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/Utilities/Functions.mo:1064:3-1092:25:writable] Warning: External function annotation should occur on the external-clause, not on the function.
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo): time 0.0007195/0.0007195, allocations: 31.94 kB / 327.8 MB, free: 42.36 MB / 286.1 MB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/EmbeddedTargets/STM32F4/Functions/HAL.mo:5:3-11:14:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/OperatingSystem/DynamicArray.mo:6:3-94:18:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/Utilities/Functions.mo:1041:3-1062:27:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/Utilities/Functions.mo:1064:3-1092:25:writable] Warning: External function annotation should occur on the external-clause, not on the function.
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 3.0.0/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 3.0.0/package.mo): time 2.352/2.352, allocations: 275 MB / 0.6467 GB, free: 6.25 MB / 0.4982 GB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/EmbeddedTargets/STM32F4/Functions/HAL.mo:5:3-11:14:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/OperatingSystem/DynamicArray.mo:6:3-94:18:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/Utilities/Functions.mo:1041:3-1062:27:writable] Warning: External function annotation should occur on the external-clause, not on the function.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/Incubate/Utilities/Functions.mo:1064:3-1092:25:writable] Warning: External function annotation should occur on the external-clause, not on the function.
"
[Timeout remaining time 177]
Using package AixLib with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 3.0.0/package.mo)
Using package SDF with version 0.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo)
Using package Modelica_DeviceDrivers with version 2.2.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: translateModel(AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.523e-06/1.523e-06, allocations: 0 / 0.9286 GB, free: 22.44 MB / 0.7325 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.469e-05/2.621e-05, allocations: 2.938 kB / 0.9286 GB, free: 22.44 MB / 0.7325 GB
Notification: Performance of NFInst.instantiate(AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01769/0.01771, allocations: 17.52 MB / 0.9457 GB, free: 11.8 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.0103/0.02801, allocations: 6.672 MB / 0.9522 GB, free: 7.52 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001833/0.02985, allocations: 64.53 kB / 0.9523 GB, free: 7.504 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.003535/0.03338, allocations: 1.49 MB / 0.9537 GB, free: 6.688 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.003341/0.03672, allocations: 1.498 MB / 0.9552 GB, free: 5.828 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003272/0.04, allocations: 1.277 MB / 0.9564 GB, free: 5.148 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.006409/0.04641, allocations: 5.553 MB / 0.9618 GB, free: 2.75 MB / 0.7325 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005098/0.0515, allocations: 3.395 MB / 0.9652 GB, free: 1.027 MB / 0.7325 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.009028/0.06053, allocations: 3.335 MB / 0.9684 GB, free: 15.41 MB / 0.7482 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.008613/0.06914, allocations: 2.888 MB / 0.9712 GB, free: 14.46 MB / 0.7482 GB
Notification: Performance of NFPackage.collectConstants: time 0.002758/0.0719, allocations: 0.5146 MB / 0.9717 GB, free: 14.46 MB / 0.7482 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004143/0.07604, allocations: 1.216 MB / 0.9729 GB, free: 14.21 MB / 0.7482 GB
Notification: Performance of NFScalarize.scalarize: time 0.003633/0.07968, allocations: 2.419 MB / 0.9753 GB, free: 12.91 MB / 0.7482 GB
Notification: Performance of NFVerifyModel.verify: time 0.002677/0.08236, allocations: 1.541 MB / 0.9768 GB, free: 12.01 MB / 0.7482 GB
Notification: Performance of NFConvertDAE.convert: time 0.009437/0.09179, allocations: 7.993 MB / 0.9846 GB, free: 6.316 MB / 0.7482 GB
Notification: Performance of FrontEnd - DAE generated: time 4.328e-06/0.0918, allocations: 0 / 0.9846 GB, free: 6.316 MB / 0.7482 GB
Notification: Performance of FrontEnd: time 1.422e-06/0.0918, allocations: 4 kB / 0.9846 GB, free: 6.312 MB / 0.7482 GB
Notification: Performance of Transformations before backend: time 0.0001354/0.09193, allocations: 0 / 0.9846 GB, free: 6.312 MB / 0.7482 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 0.008174/0.1001, allocations: 3.801 MB / 0.9883 GB, free: 3.75 MB / 0.7482 GB
Notification: Performance of prepare preOptimizeDAE: time 3.533e-05/0.1001, allocations: 14.2 kB / 0.9883 GB, free: 3.746 MB / 0.7482 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01366/0.1138, allocations: 2.44 MB / 0.9907 GB, free: 2.57 MB / 0.7482 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005022/0.1188, allocations: 2.17 MB / 0.9928 GB, free: 1.078 MB / 0.7482 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002135/0.119, allocations: 267.5 kB / 0.9931 GB, free: 0.8164 MB / 0.7482 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007681/0.1198, allocations: 352.3 kB / 0.9934 GB, free: 484 kB / 0.7482 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01558/0.1354, allocations: 7.234 MB / 1 GB, free: 9.117 MB / 0.7638 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.401e-05/0.1355, allocations: 4 kB / 1 GB, free: 9.113 MB / 0.7638 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005042/0.136, allocations: 148 kB / 1.001 GB, free: 8.969 MB / 0.7638 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000551/0.1365, allocations: 334.1 kB / 1.001 GB, free: 8.641 MB / 0.7638 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01701/0.1535, allocations: 7.04 MB / 1.008 GB, free: 1.59 MB / 0.7638 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 0.03091/0.1844, allocations: 17.89 MB / 1.025 GB, free: 15.13 MB / 0.795 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008227/0.1927, allocations: 3.727 MB / 1.029 GB, free: 11.38 MB / 0.795 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006325/0.199, allocations: 2.53 MB / 1.031 GB, free: 8.824 MB / 0.795 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001968/0.1992, allocations: 41.97 kB / 1.031 GB, free: 8.785 MB / 0.795 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.159e-05/0.1993, allocations: 64.5 kB / 1.032 GB, free: 8.711 MB / 0.795 GB
Notification: Performance of pre-optimization done (n=208): time 4.719e-06/0.1993, allocations: 4 kB / 1.032 GB, free: 8.707 MB / 0.795 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 0.1134/0.3126, allocations: 30.8 MB / 1.062 GB, free: 9.922 MB / 0.8263 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001517/0.3128, allocations: 239.6 kB / 1.062 GB, free: 9.641 MB / 0.8263 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002327/0.3151, allocations: 1.44 MB / 1.063 GB, free: 8.188 MB / 0.8263 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004726/0.3156, allocations: 73.7 kB / 1.063 GB, free: 8.109 MB / 0.8263 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001135/0.3167, allocations: 1.546 MB / 1.065 GB, free: 6.547 MB / 0.8263 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001058/0.3178, allocations: 0.9566 MB / 1.066 GB, free: 5.582 MB / 0.8263 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.00126/0.319, allocations: 0.632 MB / 1.066 GB, free: 4.941 MB / 0.8263 GB
Notification: Performance of setup shared object (initialization): time 0.0001305/0.3192, allocations: 301.1 kB / 1.067 GB, free: 4.645 MB / 0.8263 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006559/0.3257, allocations: 2.69 MB / 1.069 GB, free: 1.945 MB / 0.8263 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007466/0.3332, allocations: 3.65 MB / 1.073 GB, free: 13.9 MB / 0.8419 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01416/0.3474, allocations: 6.399 MB / 1.079 GB, free: 7.102 MB / 0.8419 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.26e-05/0.3474, allocations: 8 kB / 1.079 GB, free: 7.094 MB / 0.8419 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 0.03053/0.3779, allocations: 10.79 MB / 1.09 GB, free: 12.23 MB / 0.8575 GB
Notification: Performance of prepare postOptimizeDAE: time 3.756e-05/0.3779, allocations: 16 kB / 1.09 GB, free: 12.22 MB / 0.8575 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.627e-05/0.378, allocations: 24.56 kB / 1.09 GB, free: 12.2 MB / 0.8575 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02119/0.3992, allocations: 5.543 MB / 1.095 GB, free: 6.637 MB / 0.8575 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00476/0.4039, allocations: 0.9906 MB / 1.096 GB, free: 5.645 MB / 0.8575 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04575/0.4497, allocations: 27.37 MB / 1.123 GB, free: 9.93 MB / 0.8888 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004877/0.4546, allocations: 0.5694 MB / 1.123 GB, free: 9.359 MB / 0.8888 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000481/0.455, allocations: 159.9 kB / 1.123 GB, free: 9.203 MB / 0.8888 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009059/0.4641, allocations: 3.983 MB / 1.127 GB, free: 5.215 MB / 0.8888 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007656/0.4718, allocations: 3.608 MB / 1.131 GB, free: 1.211 MB / 0.8888 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09753/0.5693, allocations: 24.47 MB / 1.155 GB, free: 8.273 MB / 0.92 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.39e-05/0.5693, allocations: 7.984 kB / 1.155 GB, free: 8.266 MB / 0.92 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 0.02884/0.5982, allocations: 10.17 MB / 1.165 GB, free: 14.02 MB / 0.9357 GB
Notification: Performance of prepare postOptimizeDAE: time 4.001e-05/0.5982, allocations: 16 kB / 1.165 GB, free: 14 MB / 0.9357 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.51e-05/0.5983, allocations: 28 kB / 1.165 GB, free: 13.97 MB / 0.9357 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01644/0.6147, allocations: 4.327 MB / 1.169 GB, free: 9.637 MB / 0.9357 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005162/0.6199, allocations: 1.034 MB / 1.17 GB, free: 8.602 MB / 0.9357 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03799/0.6579, allocations: 26.13 MB / 1.196 GB, free: 13.93 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005071/0.6629, allocations: 0.5577 MB / 1.196 GB, free: 13.38 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005253/0.6635, allocations: 155.9 kB / 1.196 GB, free: 13.22 MB / 0.9669 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 0.001021/0.6645, allocations: 395 kB / 1.197 GB, free: 12.83 MB / 0.9669 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006115/0.6651, allocations: 202.8 kB / 1.197 GB, free: 12.63 MB / 0.9669 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 0.0286/0.6937, allocations: 9.926 MB / 1.206 GB, free: 2.664 MB / 0.9669 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.579e-05/0.6937, allocations: 31.94 kB / 1.207 GB, free: 2.633 MB / 0.9669 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.316e-05/0.6938, allocations: 12 kB / 1.207 GB, free: 2.621 MB / 0.9669 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.729e-05/0.6938, allocations: 11.95 kB / 1.207 GB, free: 2.609 MB / 0.9669 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 0.03714/0.731, allocations: 14.79 MB / 1.221 GB, free: 3.664 MB / 0.9825 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.66e-05/0.731, allocations: 8 kB / 1.221 GB, free: 3.656 MB / 0.9825 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003768/0.7348, allocations: 0.7339 MB / 1.222 GB, free: 2.922 MB / 0.9825 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.02002/0.7548, allocations: 5.168 MB / 1.227 GB, free: 13.73 MB / 0.9982 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006381/0.7554, allocations: 71.95 kB / 1.227 GB, free: 13.66 MB / 0.9982 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04384/0.7992, allocations: 26.45 MB / 1.253 GB, free: 2.828 MB / 1.014 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.09e-05/0.7993, allocations: 12.03 kB / 1.253 GB, free: 2.816 MB / 1.014 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 0.02839/0.8276, allocations: 9.844 MB / 1.262 GB, free: 8.762 MB / 1.029 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002316/0.83, allocations: 0.6546 MB / 1.263 GB, free: 8.105 MB / 1.029 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007558/0.8307, allocations: 55.98 kB / 1.263 GB, free: 8.051 MB / 1.029 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004097/0.8348, allocations: 0.5108 MB / 1.263 GB, free: 7.539 MB / 1.029 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008612/0.8357, allocations: 238.4 kB / 1.264 GB, free: 7.305 MB / 1.029 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002696/0.8359, allocations: 87.95 kB / 1.264 GB, free: 7.219 MB / 1.029 GB
Notification: Performance of sorting global known variables: time 0.00166/0.8376, allocations: 0.9479 MB / 1.265 GB, free: 6.266 MB / 1.029 GB
Notification: Performance of sort global known variables: time 1e-07/0.8376, allocations: 0 / 1.265 GB, free: 6.266 MB / 1.029 GB
Notification: Performance of remove unused functions: time 0.006601/0.8442, allocations: 1.848 MB / 1.267 GB, free: 4.418 MB / 1.029 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0005363/0.8447, allocations: 191.5 kB / 1.267 GB, free: 4.219 MB / 1.029 GB
Notification: Performance of simCode: created initialization part: time 0.3982/1.243, allocations: 12 MB / 1.278 GB, free: 298.9 MB / 1.029 GB
Notification: Performance of simCode: created event and clocks part: time 1.236e-05/1.243, allocations: 5.125 kB / 1.278 GB, free: 298.9 MB / 1.029 GB
Notification: Performance of simCode: created simulation system equations: time 0.01046/1.253, allocations: 4.26 MB / 1.283 GB, free: 298.4 MB / 1.029 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002083/1.255, allocations: 268.6 kB / 1.283 GB, free: 298.3 MB / 1.029 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02498/1.28, allocations: 9.648 MB / 1.292 GB, free: 295.8 MB / 1.029 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003595/1.284, allocations: 2.283 MB / 1.294 GB, free: 295.2 MB / 1.029 GB
Notification: Performance of simCode: alias equations: time 0.004563/1.289, allocations: 1.649 MB / 1.296 GB, free: 295.1 MB / 1.029 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007323/1.289, allocations: 169.5 kB / 1.296 GB, free: 295.1 MB / 1.029 GB
Notification: Performance of SimCode: time 1.392e-06/1.289, allocations: 0 / 1.296 GB, free: 295.1 MB / 1.029 GB
Notification: Performance of Templates: time 0.08858/1.378, allocations: 76.66 MB / 1.371 GB, free: 246.2 MB / 1.029 GB
"
[Timeout remaining time 659]
make -j1 -f AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 660]
(rm -f AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 480]
[Calling os._exit(0), Time elapsed: 10.610921580344439]
Failed to read output from testmodel.py, exit status != 0:
1.386009693145752 1.394582008 1.300505985
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f71445611e0>