Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.conf.json
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 0.04923/0.04923, allocations: 9.137 MB / 28.7 MB, free: 0.5352 MB / 18.57 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/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 0.0009314/0.0009314, allocations: 87.31 kB / 34.99 MB, free: 1.129 MB / 24.77 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/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 0.001303/0.001303, allocations: 166.1 kB / 41.38 MB, free: 1.469 MB / 24.77 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/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 0.9072/0.9072, allocations: 177.1 MB / 224.8 MB, free: 8.688 MB / 202.7 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 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF 0.4.5/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF 0.4.5/package.mo): time 0.003981/0.003981, allocations: 0.8345 MB / 285.2 MB, free: 15.35 MB / 266.7 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 3.0.1/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 3.0.1/package.mo): time 1.558/1.558, allocations: 274.9 MB / 0.6054 GB, free: 15.63 MB / 0.5105 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 3.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 3.0.1/package.mo)
Using package SDF with version 0.4.5 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF 0.4.5/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)
Using package Modelica_DeviceDrivers with version 2.2.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.2.0/package.mo)
Running command: translateModel(AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD")
translateModel(AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.553e-06/1.553e-06, allocations: 0 / 0.7564 GB, free: 8.812 MB / 0.6043 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.642e-05/1.797e-05, allocations: 7.875 kB / 0.7564 GB, free: 8.805 MB / 0.6043 GB
Notification: Performance of NFInst.instantiate(AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD): time 0.009652/0.00967, allocations: 8.979 MB / 0.7652 GB, free: 3.199 MB / 0.6043 GB
Notification: Performance of NFInst.instExpressions: time 0.006846/0.01652, allocations: 3.634 MB / 0.7687 GB, free: 0.7578 MB / 0.6043 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001099/0.01762, allocations: 58.75 kB / 0.7688 GB, free: 0.7422 MB / 0.6043 GB
Notification: Performance of NFTyping.typeComponents: time 0.001017/0.01863, allocations: 418.7 kB / 0.7692 GB, free: 0.5508 MB / 0.6043 GB
Notification: Performance of NFTyping.typeBindings: time 0.002096/0.02073, allocations: 1.132 MB / 0.7703 GB, free: 15.89 MB / 0.6199 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00195/0.02268, allocations: 0.898 MB / 0.7712 GB, free: 15.43 MB / 0.6199 GB
Notification: Performance of NFFlatten.flatten: time 0.005736/0.02841, allocations: 4.964 MB / 0.776 GB, free: 13.29 MB / 0.6199 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004444/0.03286, allocations: 2.733 MB / 0.7787 GB, free: 11.93 MB / 0.6199 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004517/0.03737, allocations: 2.855 MB / 0.7815 GB, free: 10.6 MB / 0.6199 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003886/0.04126, allocations: 2.677 MB / 0.7841 GB, free: 9.758 MB / 0.6199 GB
Notification: Performance of NFPackage.collectConstants: time 0.001018/0.04228, allocations: 442.2 kB / 0.7845 GB, free: 9.758 MB / 0.6199 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001309/0.04359, allocations: 0.6222 MB / 0.7851 GB, free: 9.496 MB / 0.6199 GB
Notification: Performance of NFScalarize.scalarize: time 0.001856/0.04544, allocations: 2.155 MB / 0.7872 GB, free: 7.73 MB / 0.6199 GB
Notification: Performance of NFVerifyModel.verify: time 0.001766/0.04721, allocations: 1.365 MB / 0.7886 GB, free: 6.488 MB / 0.6199 GB
Notification: Performance of NFConvertDAE.convert: time 0.003254/0.05046, allocations: 3.66 MB / 0.7921 GB, free: 3.32 MB / 0.6199 GB
Notification: Performance of FrontEnd - DAE generated: time 4.078e-06/0.05047, allocations: 1.938 kB / 0.7921 GB, free: 3.32 MB / 0.6199 GB
Notification: Performance of FrontEnd: time 1.103e-06/0.05047, allocations: 4 kB / 0.7921 GB, free: 3.316 MB / 0.6199 GB
Notification: Performance of Transformations before backend: time 4.287e-05/0.05051, allocations: 0 / 0.7921 GB, free: 3.316 MB / 0.6199 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 863
 * Number of variables: 863
Notification: Performance of Generate backend data structure: time 0.004224/0.05474, allocations: 3.6 MB / 0.7957 GB, free: 15.67 MB / 0.6355 GB
Notification: Performance of prepare preOptimizeDAE: time 3.839e-05/0.05477, allocations: 13.17 kB / 0.7957 GB, free: 15.66 MB / 0.6355 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006527/0.0613, allocations: 2.462 MB / 0.7981 GB, free: 13.2 MB / 0.6355 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0024/0.0637, allocations: 1.799 MB / 0.7998 GB, free: 11.37 MB / 0.6355 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001282/0.06383, allocations: 230.5 kB / 0.8001 GB, free: 11.14 MB / 0.6355 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004106/0.06424, allocations: 300.3 kB / 0.8003 GB, free: 10.85 MB / 0.6355 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.005329/0.06957, allocations: 3.391 MB / 0.8037 GB, free: 7.309 MB / 0.6355 GB
Notification: Performance of preOpt findStateOrder (simulation): time 4.814e-05/0.06962, allocations: 8 kB / 0.8037 GB, free: 7.301 MB / 0.6355 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002792/0.0699, allocations: 120 kB / 0.8038 GB, free: 7.184 MB / 0.6355 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003237/0.07022, allocations: 314 kB / 0.8041 GB, free: 6.875 MB / 0.6355 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003024/0.07324, allocations: 1.691 MB / 0.8057 GB, free: 5.176 MB / 0.6355 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01234/0.08558, allocations: 14.81 MB / 0.8202 GB, free: 5.836 MB / 0.6512 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.002322/0.0879, allocations: 2.132 MB / 0.8223 GB, free: 3.688 MB / 0.6512 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001641/0.08954, allocations: 1.311 MB / 0.8236 GB, free: 2.371 MB / 0.6512 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001697/0.08971, allocations: 70.72 kB / 0.8236 GB, free: 2.301 MB / 0.6512 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.595e-05/0.08975, allocations: 67.38 kB / 0.8237 GB, free: 2.227 MB / 0.6512 GB
Notification: Performance of pre-optimization done (n=230): time 3.907e-06/0.08975, allocations: 1.156 kB / 0.8237 GB, free: 2.227 MB / 0.6512 GB
Notification: Performance of matching and sorting (n=313): time 0.03222/0.122, allocations: 14.91 MB / 0.8383 GB, free: 3.457 MB / 0.6668 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0003493/0.1223, allocations: 243.9 kB / 0.8385 GB, free: 3.168 MB / 0.6668 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001335/0.1237, allocations: 1.1 MB / 0.8396 GB, free: 2.047 MB / 0.6668 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001866/0.1238, allocations: 77.7 kB / 0.8396 GB, free: 1.965 MB / 0.6668 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007313/0.1246, allocations: 1.351 MB / 0.841 GB, free: 0.5977 MB / 0.6668 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008425/0.1254, allocations: 1.127 MB / 0.8421 GB, free: 15.46 MB / 0.6824 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001044/0.1265, allocations: 0.6355 MB / 0.8427 GB, free: 14.81 MB / 0.6824 GB
Notification: Performance of setup shared object (initialization): time 0.0001078/0.1266, allocations: 484.5 kB / 0.8431 GB, free: 14.34 MB / 0.6824 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00175/0.1283, allocations: 0.7782 MB / 0.8439 GB, free: 13.55 MB / 0.6824 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.002762/0.1311, allocations: 1.8 MB / 0.8457 GB, free: 11.38 MB / 0.6824 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.004242/0.1353, allocations: 2.68 MB / 0.8483 GB, free: 8.324 MB / 0.6824 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.821e-05/0.1353, allocations: 19.94 kB / 0.8483 GB, free: 8.305 MB / 0.6824 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.01507/0.1504, allocations: 6.105 MB / 0.8543 GB, free: 2.145 MB / 0.6824 GB
Notification: Performance of prepare postOptimizeDAE: time 3.368e-05/0.1504, allocations: 12 kB / 0.8543 GB, free: 2.133 MB / 0.6824 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.108e-05/0.1505, allocations: 24.03 kB / 0.8543 GB, free: 2.109 MB / 0.6824 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02533/0.1758, allocations: 7.529 MB / 0.8616 GB, free: 10.56 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002358/0.1782, allocations: 0.8035 MB / 0.8624 GB, free: 9.758 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02137/0.1995, allocations: 14.36 MB / 0.8764 GB, free: 11.2 MB / 0.7137 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002377/0.2019, allocations: 415.4 kB / 0.8768 GB, free: 10.79 MB / 0.7137 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000246/0.2022, allocations: 139.9 kB / 0.877 GB, free: 10.65 MB / 0.7137 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002139/0.2043, allocations: 0.9383 MB / 0.8779 GB, free: 9.707 MB / 0.7137 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001731/0.206, allocations: 1.796 MB / 0.8796 GB, free: 7.543 MB / 0.7137 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.004705/0.2107, allocations: 3.837 MB / 0.8834 GB, free: 3.297 MB / 0.7137 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.532e-05/0.2107, allocations: 4 kB / 0.8834 GB, free: 3.293 MB / 0.7137 GB
Warning: The linear system: 
1 : transformer.conv3.V2[1] = line2.v3_n[1] - line2.v1_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.load3.v[1] = line2.v3_p[1] - line2.v1_p[1]
4 : line2.v3_n[1] - line2.v3_p[1] = line2.Z31[1] * line2.i1[1] - line2.Z31[2] * line2.i1[2] + line2.Z32[1] * line2.i2[1] - line2.Z32[2] * line2.i2[2] + line2.Z33[1] * line2.i3[1] - line2.Z33[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.v3_n[1] ;
  line2.v3_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv3.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.load3.v[1] ;
  line2.Z31[1] * line2.i1[1] + line2.Z33[1] * line2.i3[1] + line2.Z32[1] * line2.i2[1] - line2.Z31[2] * line2.i1[2] - line2.Z33[2] * line2.i3[2] - line2.Z32[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.
Warning: The linear system: 
1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : 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]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : 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]
[
  -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.v3_n[2] ;
  line2.v3_p[2] ;
  line2.v1_p[2] ;
  line2.v1_n[2]
]
  =
[
  -transformer.conv3.V2[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] ;
  -loadRL.load3.v[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]
]
 might be structurally or numerically singular for variable line2.v1_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=414) (initialization_lambda0): time 0.009995/0.2207, allocations: 5.872 MB / 0.8891 GB, free: 13.35 MB / 0.7293 GB
Notification: Performance of prepare postOptimizeDAE: time 3.094e-05/0.2208, allocations: 16 kB / 0.8891 GB, free: 13.34 MB / 0.7293 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.212e-05/0.2208, allocations: 16 kB / 0.8892 GB, free: 13.32 MB / 0.7293 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01214/0.2329, allocations: 4.946 MB / 0.894 GB, free: 8.352 MB / 0.7293 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002255/0.2352, allocations: 0.8542 MB / 0.8948 GB, free: 7.496 MB / 0.7293 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01891/0.2541, allocations: 20.84 MB / 0.9152 GB, free: 2.039 MB / 0.7449 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002317/0.2564, allocations: 411.4 kB / 0.9156 GB, free: 1.637 MB / 0.7449 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003195/0.2567, allocations: 139.9 kB / 0.9157 GB, free: 1.5 MB / 0.7449 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[3].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: 81
 * 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 (272):
 * Single equations (assignments): 270
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(10,62,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,62)}
Notification: Performance of prepare postOptimizeDAE: time 0.0008329/0.2576, allocations: 469.5 kB / 0.9161 GB, free: 1.035 MB / 0.7449 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005572/0.2581, allocations: 306.7 kB / 0.9164 GB, free: 0.7344 MB / 0.7449 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01062/0.2687, allocations: 6.673 MB / 0.923 GB, free: 9.969 MB / 0.7605 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.853e-05/0.2688, allocations: 32 kB / 0.923 GB, free: 9.938 MB / 0.7605 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.576e-05/0.2688, allocations: 16 kB / 0.923 GB, free: 9.922 MB / 0.7605 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.863e-05/0.2688, allocations: 11.95 kB / 0.923 GB, free: 9.91 MB / 0.7605 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01642/0.2852, allocations: 10.26 MB / 0.933 GB, free: 15.38 MB / 0.7762 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.706e-05/0.2853, allocations: 15.92 kB / 0.9331 GB, free: 15.36 MB / 0.7762 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001436/0.2867, allocations: 0.6131 MB / 0.9337 GB, free: 14.75 MB / 0.7762 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01651/0.3032, allocations: 6.919 MB / 0.9404 GB, free: 7.812 MB / 0.7762 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005481/0.3038, allocations: 83.95 kB / 0.9405 GB, free: 7.73 MB / 0.7762 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01785/0.3216, allocations: 13.79 MB / 0.954 GB, free: 9.68 MB / 0.7918 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.906e-06/0.3216, allocations: 15.94 kB / 0.954 GB, free: 9.664 MB / 0.7918 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01062/0.3322, allocations: 6.364 MB / 0.9602 GB, free: 3.004 MB / 0.7918 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001281/0.3335, allocations: 0.6468 MB / 0.9608 GB, free: 2.355 MB / 0.7918 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002607/0.3338, allocations: 67.92 kB / 0.9609 GB, free: 2.289 MB / 0.7918 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00145/0.3352, allocations: 391.4 kB / 0.9613 GB, free: 1.906 MB / 0.7918 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006506/0.3359, allocations: 282.7 kB / 0.9615 GB, free: 1.629 MB / 0.7918 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001655/0.336, allocations: 104 kB / 0.9616 GB, free: 1.527 MB / 0.7918 GB
Notification: Performance of sorting global known variables: time 0.0007139/0.3368, allocations: 0.6165 MB / 0.9622 GB, free: 0.9023 MB / 0.7918 GB
Notification: Performance of sort global known variables: time 1.9e-07/0.3368, allocations: 0 / 0.9622 GB, free: 0.9023 MB / 0.7918 GB
Notification: Performance of remove unused functions: time 0.004654/0.3414, allocations: 1.887 MB / 0.9641 GB, free: 15.01 MB / 0.8074 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 40
 * 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 (170):
 * Single equations (assignments): 168
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(10,62,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,62)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0003636/0.3418, allocations: 182.8 kB / 0.9642 GB, free: 14.83 MB / 0.8074 GB
Notification: Performance of simCode: created initialization part: time 0.01177/0.3536, allocations: 7.661 MB / 0.9717 GB, free: 7.023 MB / 0.8074 GB
Notification: Performance of simCode: created event and clocks part: time 8.476e-06/0.3536, allocations: 0 / 0.9717 GB, free: 7.023 MB / 0.8074 GB
Notification: Performance of simCode: created simulation system equations: time 0.004534/0.3581, allocations: 3.035 MB / 0.9747 GB, free: 3.938 MB / 0.8074 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001488/0.3596, allocations: 294.3 kB / 0.975 GB, free: 3.652 MB / 0.8074 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01209/0.3717, allocations: 7.04 MB / 0.9818 GB, free: 12.39 MB / 0.823 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001175/0.3728, allocations: 1.072 MB / 0.9829 GB, free: 11.29 MB / 0.823 GB
Notification: Performance of simCode: alias equations: time 0.002704/0.3756, allocations: 1.391 MB / 0.9842 GB, free: 9.895 MB / 0.823 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004466/0.376, allocations: 164.4 kB / 0.9844 GB, free: 9.734 MB / 0.823 GB
Notification: Performance of SimCode: time 2.044e-06/0.376, allocations: 0 / 0.9844 GB, free: 9.734 MB / 0.823 GB
Notification: Performance of Templates: time 0.3587/0.7347, allocations: 85.76 MB / 1.068 GB, free: 246.2 MB / 0.8699 GB
"
[Timeout remaining time 659]
make -j1 -f AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.makefile [Timeout 660]
(rm -f AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.pipe ; mkfifo AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.pipe ; head -c 1048576 < AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.pipe >> ../files/AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.sim & ./AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD -abortSlowSimulation -alarm=240  -lv LOG_STATS > AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 6.772150570061058]