Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr AixLib_AixLib.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 0.001026/0.001026, allocations: 80.53 kB / 19.93 MB, free: 4.633 MB / 18.57 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 0.0007573/0.0007573, allocations: 173.9 kB / 23.21 MB, free: 1.352 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 0.8796/0.8796, allocations: 177.1 MB / 203.5 MB, free: 5.699 MB / 186.7 MB
"
[Timeout remaining time 179]
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 0.03543/0.03543, allocations: 9.113 MB / 269.1 MB, free: 4.48 MB / 250.7 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 0.0004136/0.0004136, allocations: 27.73 kB / 328.5 MB, free: 5.836 MB / 298.7 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 1.536/1.536, allocations: 274.9 MB / 0.6474 GB, free: 2.887 MB / 0.4949 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 178]
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.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
translateModel(AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.714e-06/1.714e-06, allocations: 0 / 0.9293 GB, free: 20.86 MB / 0.7293 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.574e-05/2.745e-05, allocations: 3.344 kB / 0.9293 GB, free: 20.86 MB / 0.7293 GB
Notification: Performance of NFInst.instantiate(AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01375/0.01378, allocations: 17.42 MB / 0.9463 GB, free: 10.28 MB / 0.7293 GB
Notification: Performance of NFInst.instExpressions: time 0.0113/0.02508, allocations: 6.655 MB / 0.9528 GB, free: 6.012 MB / 0.7293 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002183/0.02726, allocations: 63.97 kB / 0.9529 GB, free: 5.996 MB / 0.7293 GB
Notification: Performance of NFTyping.typeComponents: time 0.002852/0.03011, allocations: 1.491 MB / 0.9543 GB, free: 5.18 MB / 0.7293 GB
Notification: Performance of NFTyping.typeBindings: time 0.003937/0.03405, allocations: 1.476 MB / 0.9558 GB, free: 4.34 MB / 0.7293 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003163/0.03721, allocations: 1.275 MB / 0.957 GB, free: 3.656 MB / 0.7293 GB
Notification: Performance of NFFlatten.flatten: time 0.006416/0.04363, allocations: 5.525 MB / 0.9624 GB, free: 1.27 MB / 0.7293 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004755/0.04839, allocations: 3.356 MB / 0.9657 GB, free: 15.57 MB / 0.7449 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.007341/0.05573, allocations: 3.313 MB / 0.9689 GB, free: 13.96 MB / 0.7449 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005328/0.06105, allocations: 2.881 MB / 0.9717 GB, free: 12.66 MB / 0.7449 GB
Notification: Performance of NFPackage.collectConstants: time 0.001352/0.06241, allocations: 0.5113 MB / 0.9722 GB, free: 12.66 MB / 0.7449 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003507/0.06591, allocations: 1.198 MB / 0.9734 GB, free: 12.29 MB / 0.7449 GB
Notification: Performance of NFScalarize.scalarize: time 0.003441/0.06936, allocations: 2.408 MB / 0.9758 GB, free: 10.75 MB / 0.7449 GB
Notification: Performance of NFVerifyModel.verify: time 0.00364/0.073, allocations: 1.531 MB / 0.9773 GB, free: 9.852 MB / 0.7449 GB
Notification: Performance of NFConvertDAE.convert: time 0.009373/0.08237, allocations: 7.944 MB / 0.985 GB, free: 4.188 MB / 0.7449 GB
Notification: Performance of FrontEnd - DAE generated: time 7.544e-06/0.08238, allocations: 3.938 kB / 0.985 GB, free: 4.184 MB / 0.7449 GB
Notification: Performance of FrontEnd: time 2.184e-06/0.08238, allocations: 0 / 0.985 GB, free: 4.184 MB / 0.7449 GB
Notification: Performance of Transformations before backend: time 0.0002799/0.08266, allocations: 1.344 kB / 0.985 GB, free: 4.184 MB / 0.7449 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 0.01127/0.09393, allocations: 3.758 MB / 0.9887 GB, free: 1.652 MB / 0.7449 GB
Notification: Performance of prepare preOptimizeDAE: time 5.082e-05/0.09398, allocations: 13.05 kB / 0.9887 GB, free: 1.648 MB / 0.7449 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.007995/0.102, allocations: 2.429 MB / 0.9911 GB, free: 15.93 MB / 0.7605 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005155/0.1071, allocations: 2.153 MB / 0.9932 GB, free: 13.75 MB / 0.7605 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001802/0.1073, allocations: 267.4 kB / 0.9934 GB, free: 13.48 MB / 0.7605 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001627/0.1089, allocations: 344.3 kB / 0.9938 GB, free: 13.15 MB / 0.7605 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01477/0.1237, allocations: 7.202 MB / 1.001 GB, free: 5.824 MB / 0.7605 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.641e-05/0.1238, allocations: 15.94 kB / 1.001 GB, free: 5.809 MB / 0.7605 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006207/0.1244, allocations: 144 kB / 1.001 GB, free: 5.668 MB / 0.7605 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003341/0.1247, allocations: 330 kB / 1.001 GB, free: 5.344 MB / 0.7605 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01222/0.137, allocations: 7.016 MB / 1.008 GB, free: 14.32 MB / 0.7762 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 0.02617/0.1631, allocations: 17.85 MB / 1.026 GB, free: 11.9 MB / 0.7918 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.005117/0.1682, allocations: 3.722 MB / 1.029 GB, free: 8.156 MB / 0.7918 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003525/0.1718, allocations: 2.526 MB / 1.032 GB, free: 5.598 MB / 0.7918 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001709/0.1719, allocations: 57.84 kB / 1.032 GB, free: 5.543 MB / 0.7918 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.824e-05/0.172, allocations: 64.55 kB / 1.032 GB, free: 5.469 MB / 0.7918 GB
Notification: Performance of pre-optimization done (n=208): time 5.25e-06/0.172, allocations: 0 / 1.032 GB, free: 5.469 MB / 0.7918 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 0.05581/0.2278, allocations: 30.75 MB / 1.062 GB, free: 6.738 MB / 0.823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.394e-05/0.2279, allocations: 239.6 kB / 1.062 GB, free: 6.457 MB / 0.823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001633/0.2295, allocations: 1.428 MB / 1.063 GB, free: 5.016 MB / 0.823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004985/0.23, allocations: 65.7 kB / 1.063 GB, free: 4.945 MB / 0.823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000694/0.2307, allocations: 1.538 MB / 1.065 GB, free: 3.391 MB / 0.823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008291/0.2315, allocations: 0.9527 MB / 1.066 GB, free: 2.43 MB / 0.823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000834/0.2324, allocations: 0.6282 MB / 1.067 GB, free: 1.793 MB / 0.823 GB
Notification: Performance of setup shared object (initialization): time 7.497e-05/0.2324, allocations: 305.1 kB / 1.067 GB, free: 1.492 MB / 0.823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003839/0.2363, allocations: 2.701 MB / 1.069 GB, free: 14.78 MB / 0.8387 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004194/0.2405, allocations: 3.647 MB / 1.073 GB, free: 10.74 MB / 0.8387 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.008424/0.2489, allocations: 6.406 MB / 1.079 GB, free: 3.934 MB / 0.8387 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.825e-05/0.2489, allocations: 8 kB / 1.079 GB, free: 3.926 MB / 0.8387 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 0.01814/0.2671, allocations: 10.79 MB / 1.09 GB, free: 9.066 MB / 0.8543 GB
Notification: Performance of prepare postOptimizeDAE: time 4.236e-05/0.2671, allocations: 19.94 kB / 1.09 GB, free: 9.047 MB / 0.8543 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.579e-05/0.2672, allocations: 32.03 kB / 1.09 GB, free: 9.016 MB / 0.8543 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01076/0.2779, allocations: 5.531 MB / 1.095 GB, free: 3.469 MB / 0.8543 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002911/0.2808, allocations: 0.9984 MB / 1.096 GB, free: 2.469 MB / 0.8543 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02772/0.3086, allocations: 27.39 MB / 1.123 GB, free: 6.746 MB / 0.8855 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003219/0.3118, allocations: 0.5732 MB / 1.124 GB, free: 6.172 MB / 0.8855 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004789/0.3123, allocations: 151.9 kB / 1.124 GB, free: 6.023 MB / 0.8855 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006324/0.3186, allocations: 3.988 MB / 1.128 GB, free: 2.027 MB / 0.8855 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004759/0.3233, allocations: 3.615 MB / 1.131 GB, free: 14.02 MB / 0.9012 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.04751/0.3708, allocations: 24.48 MB / 1.155 GB, free: 5.066 MB / 0.9168 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.598e-05/0.3709, allocations: 4 kB / 1.155 GB, free: 5.062 MB / 0.9168 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 0.01627/0.3871, allocations: 10.17 MB / 1.165 GB, free: 10.82 MB / 0.9324 GB
Notification: Performance of prepare postOptimizeDAE: time 3.371e-05/0.3872, allocations: 19.98 kB / 1.165 GB, free: 10.8 MB / 0.9324 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.402e-05/0.3872, allocations: 28 kB / 1.165 GB, free: 10.77 MB / 0.9324 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.008288/0.3955, allocations: 4.322 MB / 1.169 GB, free: 6.434 MB / 0.9324 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002659/0.3981, allocations: 1.037 MB / 1.17 GB, free: 5.395 MB / 0.9324 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02318/0.4213, allocations: 26.13 MB / 1.196 GB, free: 10.72 MB / 0.9637 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002936/0.4243, allocations: 0.5499 MB / 1.196 GB, free: 10.17 MB / 0.9637 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004062/0.4247, allocations: 148.3 kB / 1.196 GB, free: 10.03 MB / 0.9637 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 0.0008417/0.4255, allocations: 406.9 kB / 1.197 GB, free: 9.625 MB / 0.9637 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004272/0.4259, allocations: 198.8 kB / 1.197 GB, free: 9.43 MB / 0.9637 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 0.01462/0.4406, allocations: 9.932 MB / 1.207 GB, free: 15.45 MB / 0.9793 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.129e-05/0.4406, allocations: 28 kB / 1.207 GB, free: 15.43 MB / 0.9793 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.676e-05/0.4406, allocations: 12 kB / 1.207 GB, free: 15.41 MB / 0.9793 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.911e-05/0.4407, allocations: 19.94 kB / 1.207 GB, free: 15.39 MB / 0.9793 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 0.02165/0.4623, allocations: 14.77 MB / 1.221 GB, free: 484 kB / 0.9793 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.342e-05/0.4623, allocations: 8 kB / 1.221 GB, free: 476 kB / 0.9793 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001761/0.4641, allocations: 0.7334 MB / 1.222 GB, free: 15.73 MB / 0.9949 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.009702/0.4738, allocations: 5.18 MB / 1.227 GB, free: 10.53 MB / 0.9949 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004834/0.4743, allocations: 75.95 kB / 1.227 GB, free: 10.46 MB / 0.9949 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02528/0.4995, allocations: 26.45 MB / 1.253 GB, free: 15.62 MB / 1.026 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.233e-06/0.4996, allocations: 12.03 kB / 1.253 GB, free: 15.61 MB / 1.026 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 0.01449/0.514, allocations: 9.855 MB / 1.263 GB, free: 5.547 MB / 1.026 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001386/0.5154, allocations: 0.639 MB / 1.263 GB, free: 4.906 MB / 1.026 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002928/0.5157, allocations: 59.98 kB / 1.263 GB, free: 4.848 MB / 1.026 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001804/0.5175, allocations: 0.507 MB / 1.264 GB, free: 4.34 MB / 1.026 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006303/0.5182, allocations: 238.4 kB / 1.264 GB, free: 4.105 MB / 1.026 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001475/0.5183, allocations: 91.95 kB / 1.264 GB, free: 4.016 MB / 1.026 GB
Notification: Performance of sorting global known variables: time 0.001285/0.5196, allocations: 0.9395 MB / 1.265 GB, free: 3.07 MB / 1.026 GB
Notification: Performance of sort global known variables: time 2.51e-07/0.5196, allocations: 0 / 1.265 GB, free: 3.07 MB / 1.026 GB
Notification: Performance of remove unused functions: time 0.004809/0.5244, allocations: 1.844 MB / 1.267 GB, free: 1.227 MB / 1.026 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 0.0003729/0.5248, allocations: 178.9 kB / 1.267 GB, free: 1.039 MB / 1.026 GB
Notification: Performance of simCode: created initialization part: time 0.3484/0.8732, allocations: 12.02 MB / 1.279 GB, free: 301 MB / 1.026 GB
Notification: Performance of simCode: created event and clocks part: time 1.733e-05/0.8732, allocations: 4.969 kB / 1.279 GB, free: 301 MB / 1.026 GB
Notification: Performance of simCode: created simulation system equations: time 0.00843/0.8817, allocations: 4.25 MB / 1.283 GB, free: 300.5 MB / 1.026 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002029/0.8837, allocations: 263.7 kB / 1.283 GB, free: 300.4 MB / 1.026 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01738/0.9011, allocations: 9.677 MB / 1.292 GB, free: 296.8 MB / 1.026 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003548/0.9046, allocations: 2.341 MB / 1.295 GB, free: 296.2 MB / 1.026 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001056/0.9057, allocations: 211.5 kB / 1.295 GB, free: 296.2 MB / 1.026 GB
Notification: Performance of SimCode: time 1.974e-06/0.9057, allocations: 0 / 1.295 GB, free: 296.2 MB / 1.026 GB
Notification: Performance of Templates: time 0.09203/0.9977, allocations: 108.7 MB / 1.401 GB, free: 213.2 MB / 1.026 GB
"
[Timeout remaining time 659]
make -j1 -f AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile [Timeout 660]
(rm -f AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 480]
[Calling os._exit(0), Time elapsed: 11.488445065915585]
Failed to read output from testmodel.py, exit status != 0:
1.0051355781033635 1.011000563 0.927072029
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7b64850c4590>