Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 0.03979/0.03979, allocations: 9.124 MB / 29.71 MB, free: 6.148 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/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 0.0008447/0.0008447, allocations: 87.16 kB / 36.03 MB, free: 0.8086 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 0.0009328/0.0009328, allocations: 163.1 kB / 42.45 MB, free: 1.27 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 0.8845/0.8845, allocations: 177.1 MB / 225.9 MB, free: 8.578 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 0.004109/0.004109, allocations: 0.8343 MB / 286.3 MB, free: 15.13 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 1.663/1.663, allocations: 274.9 MB / 0.6065 GB, free: 0.6523 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 3.0.1 (/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.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
translateModel(AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.763e-06/1.763e-06, allocations: 0 / 0.7577 GB, free: 34.56 MB / 0.6355 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.962e-05/2.138e-05, allocations: 2.906 kB / 0.7577 GB, free: 34.56 MB / 0.6355 GB
Notification: Performance of NFInst.instantiate(AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.006428/0.006449, allocations: 8.817 MB / 0.7663 GB, free: 28.95 MB / 0.6355 GB
Notification: Performance of NFInst.instExpressions: time 0.005037/0.01149, allocations: 3.66 MB / 0.7699 GB, free: 26.48 MB / 0.6355 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001151/0.01264, allocations: 59.06 kB / 0.77 GB, free: 26.46 MB / 0.6355 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009468/0.01358, allocations: 414.5 kB / 0.7704 GB, free: 26.27 MB / 0.6355 GB
Notification: Performance of NFTyping.typeBindings: time 0.00174/0.01532, allocations: 1.134 MB / 0.7715 GB, free: 25.62 MB / 0.6355 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001454/0.01678, allocations: 0.9161 MB / 0.7724 GB, free: 25.14 MB / 0.6355 GB
Notification: Performance of NFFlatten.flatten: time 0.0035/0.02028, allocations: 4.983 MB / 0.7772 GB, free: 23 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.002991/0.02327, allocations: 2.766 MB / 0.7799 GB, free: 21.62 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003553/0.02682, allocations: 2.911 MB / 0.7828 GB, free: 20.29 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003153/0.02997, allocations: 2.627 MB / 0.7853 GB, free: 19.46 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009889/0.03096, allocations: 438.1 kB / 0.7858 GB, free: 19.46 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001371/0.03233, allocations: 0.6239 MB / 0.7864 GB, free: 19.4 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.002076/0.03441, allocations: 2.148 MB / 0.7885 GB, free: 18.42 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.002681/0.03709, allocations: 1.359 MB / 0.7898 GB, free: 17.76 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.004592/0.04168, allocations: 3.655 MB / 0.7934 GB, free: 16.25 MB / 0.6355 GB
Notification: Performance of FrontEnd - DAE generated: time 5.09e-06/0.04169, allocations: 0.7188 kB / 0.7934 GB, free: 16.25 MB / 0.6355 GB
Notification: Performance of FrontEnd: time 1.042e-06/0.04169, allocations: 0 / 0.7934 GB, free: 16.25 MB / 0.6355 GB
Notification: Performance of Transformations before backend: time 0.000181/0.04187, allocations: 2.906 kB / 0.7934 GB, free: 16.25 MB / 0.6355 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.007024/0.04889, allocations: 3.563 MB / 0.7969 GB, free: 14.11 MB / 0.6355 GB
Notification: Performance of prepare preOptimizeDAE: time 3.671e-05/0.04893, allocations: 13.2 kB / 0.7969 GB, free: 14.1 MB / 0.6355 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.005813/0.05474, allocations: 1.502 MB / 0.7983 GB, free: 13.64 MB / 0.6355 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00359/0.05833, allocations: 1.474 MB / 0.7998 GB, free: 12.72 MB / 0.6355 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001908/0.05853, allocations: 236.1 kB / 0.8 GB, free: 12.61 MB / 0.6355 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001144/0.05967, allocations: 304.2 kB / 0.8003 GB, free: 12.51 MB / 0.6355 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.007784/0.06745, allocations: 3.025 MB / 0.8032 GB, free: 11.38 MB / 0.6355 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.4e-05/0.06753, allocations: 7.531 kB / 0.8032 GB, free: 11.37 MB / 0.6355 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004439/0.06797, allocations: 132.4 kB / 0.8034 GB, free: 11.27 MB / 0.6355 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003942/0.06837, allocations: 298.3 kB / 0.8037 GB, free: 11.23 MB / 0.6355 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003616/0.07198, allocations: 1.321 MB / 0.8049 GB, free: 11.14 MB / 0.6355 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01677/0.08875, allocations: 13.91 MB / 0.8185 GB, free: 1.203 MB / 0.6355 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.002362/0.09111, allocations: 1.933 MB / 0.8204 GB, free: 0.5352 MB / 0.6355 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001665/0.09278, allocations: 1.176 MB / 0.8216 GB, free: 312 kB / 0.6355 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001643/0.09294, allocations: 66.5 kB / 0.8216 GB, free: 304 kB / 0.6355 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.504e-05/0.09298, allocations: 69.3 kB / 0.8217 GB, free: 240 kB / 0.6355 GB
Notification: Performance of pre-optimization done (n=230): time 4.318e-06/0.09298, allocations: 1.438 kB / 0.8217 GB, free: 240 kB / 0.6355 GB
Notification: Performance of matching and sorting (n=313): time 0.02229/0.1153, allocations: 9.244 MB / 0.8307 GB, free: 8.801 MB / 0.6512 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.545e-05/0.1154, allocations: 243.9 kB / 0.831 GB, free: 8.512 MB / 0.6512 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001027/0.1164, allocations: 1.085 MB / 0.832 GB, free: 7.406 MB / 0.6512 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005997/0.117, allocations: 77.7 kB / 0.8321 GB, free: 7.324 MB / 0.6512 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006204/0.1176, allocations: 1.378 MB / 0.8334 GB, free: 5.93 MB / 0.6512 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008288/0.1184, allocations: 1.127 MB / 0.8345 GB, free: 4.793 MB / 0.6512 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007897/0.1192, allocations: 0.6431 MB / 0.8352 GB, free: 4.137 MB / 0.6512 GB
Notification: Performance of setup shared object (initialization): time 9.749e-05/0.1193, allocations: 476.8 kB / 0.8356 GB, free: 3.668 MB / 0.6512 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008655/0.1202, allocations: 0.6024 MB / 0.8362 GB, free: 3.055 MB / 0.6512 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.001356/0.1215, allocations: 1.643 MB / 0.8378 GB, free: 1.039 MB / 0.6512 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.002613/0.1242, allocations: 2.363 MB / 0.8401 GB, free: 14.3 MB / 0.6668 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.618e-05/0.1242, allocations: 8 kB / 0.8401 GB, free: 14.3 MB / 0.6668 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.008638/0.1328, allocations: 4.416 MB / 0.8444 GB, free: 9.828 MB / 0.6668 GB
Notification: Performance of prepare postOptimizeDAE: time 3.209e-05/0.1328, allocations: 15.94 kB / 0.8445 GB, free: 9.812 MB / 0.6668 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.808e-05/0.1329, allocations: 20 kB / 0.8445 GB, free: 9.793 MB / 0.6668 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01326/0.1461, allocations: 4.555 MB / 0.8489 GB, free: 5.227 MB / 0.6668 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00192/0.1481, allocations: 0.6319 MB / 0.8495 GB, free: 4.594 MB / 0.6668 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01601/0.1641, allocations: 12.09 MB / 0.8613 GB, free: 8.348 MB / 0.6824 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001904/0.166, allocations: 147.8 kB / 0.8615 GB, free: 8.203 MB / 0.6824 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002706/0.1662, allocations: 108 kB / 0.8616 GB, free: 8.098 MB / 0.6824 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001651/0.1679, allocations: 0.7704 MB / 0.8623 GB, free: 7.32 MB / 0.6824 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001301/0.1692, allocations: 1.632 MB / 0.8639 GB, free: 5.32 MB / 0.6824 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003548/0.1727, allocations: 3.391 MB / 0.8672 GB, free: 1.52 MB / 0.6824 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.161e-05/0.1727, allocations: 4 kB / 0.8673 GB, free: 1.516 MB / 0.6824 GB
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.
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.
Notification: Performance of matching and sorting (n=414) (initialization_lambda0): time 0.007629/0.1804, allocations: 4.428 MB / 0.8716 GB, free: 13.02 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 2.088e-05/0.1804, allocations: 12 kB / 0.8716 GB, free: 13.01 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.414e-05/0.1804, allocations: 25.45 kB / 0.8716 GB, free: 12.98 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.008851/0.1893, allocations: 3.034 MB / 0.8746 GB, free: 9.93 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001965/0.1912, allocations: 0.6709 MB / 0.8752 GB, free: 9.258 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01522/0.2065, allocations: 19.12 MB / 0.8939 GB, free: 5.559 MB / 0.7137 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002103/0.2086, allocations: 132 kB / 0.894 GB, free: 5.43 MB / 0.7137 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002899/0.2088, allocations: 119.9 kB / 0.8941 GB, free: 5.312 MB / 0.7137 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 0.0008442/0.2097, allocations: 471.2 kB / 0.8946 GB, free: 4.848 MB / 0.7137 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005499/0.2102, allocations: 306.7 kB / 0.8949 GB, free: 4.547 MB / 0.7137 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.008278/0.2185, allocations: 5.155 MB / 0.8999 GB, free: 15.3 MB / 0.7293 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.978e-05/0.2185, allocations: 32 kB / 0.9 GB, free: 15.27 MB / 0.7293 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.454e-05/0.2186, allocations: 19.98 kB / 0.9 GB, free: 15.25 MB / 0.7293 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.046e-05/0.2186, allocations: 11.95 kB / 0.9 GB, free: 15.24 MB / 0.7293 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01329/0.2319, allocations: 8.48 MB / 0.9083 GB, free: 6.5 MB / 0.7293 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.419e-05/0.2319, allocations: 15.94 kB / 0.9083 GB, free: 6.484 MB / 0.7293 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001496/0.2334, allocations: 456 kB / 0.9087 GB, free: 6.039 MB / 0.7293 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01166/0.245, allocations: 4.237 MB / 0.9129 GB, free: 1.785 MB / 0.7293 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004478/0.2455, allocations: 79.95 kB / 0.9129 GB, free: 1.707 MB / 0.7293 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01465/0.2601, allocations: 11.78 MB / 0.9244 GB, free: 5.688 MB / 0.7449 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.472e-06/0.2601, allocations: 11.94 kB / 0.9244 GB, free: 5.676 MB / 0.7449 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.008123/0.2683, allocations: 4.8 MB / 0.9291 GB, free: 0.582 MB / 0.7449 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001629/0.2699, allocations: 0.5491 MB / 0.9297 GB, free: 32 kB / 0.7449 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002995/0.2702, allocations: 68 kB / 0.9297 GB, free: 15.96 MB / 0.7605 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001134/0.2713, allocations: 100.6 kB / 0.9298 GB, free: 15.86 MB / 0.7605 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007111/0.272, allocations: 278.7 kB / 0.9301 GB, free: 15.59 MB / 0.7605 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001471/0.2722, allocations: 87.89 kB / 0.9302 GB, free: 15.5 MB / 0.7605 GB
Notification: Performance of sorting global known variables: time 0.000528/0.2727, allocations: 0.5738 MB / 0.9307 GB, free: 14.93 MB / 0.7605 GB
Notification: Performance of sort global known variables: time 7e-08/0.2727, allocations: 0 / 0.9307 GB, free: 14.93 MB / 0.7605 GB
Notification: Performance of remove unused functions: time 0.004605/0.2773, allocations: 1.867 MB / 0.9326 GB, free: 13.06 MB / 0.7605 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 0.0003283/0.2776, allocations: 182.8 kB / 0.9327 GB, free: 12.87 MB / 0.7605 GB
Notification: Performance of simCode: created initialization part: time 0.009071/0.2867, allocations: 6.428 MB / 0.939 GB, free: 6.301 MB / 0.7605 GB
Notification: Performance of simCode: created event and clocks part: time 8.035e-06/0.2867, allocations: 4 kB / 0.939 GB, free: 6.297 MB / 0.7605 GB
Notification: Performance of simCode: created simulation system equations: time 0.003484/0.2902, allocations: 2.503 MB / 0.9415 GB, free: 3.746 MB / 0.7605 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001395/0.2916, allocations: 306.1 kB / 0.9418 GB, free: 3.461 MB / 0.7605 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01032/0.3019, allocations: 6.288 MB / 0.9479 GB, free: 12.96 MB / 0.7762 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001151/0.3031, allocations: 1.069 MB / 0.9489 GB, free: 11.86 MB / 0.7762 GB
Notification: Performance of simCode: alias equations: time 0.001759/0.3048, allocations: 0.5402 MB / 0.9495 GB, free: 11.34 MB / 0.7762 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006579/0.3055, allocations: 362 kB / 0.9498 GB, free: 10.98 MB / 0.7762 GB
Notification: Performance of SimCode: time 1.453e-06/0.3055, allocations: 0 / 0.9498 GB, free: 10.98 MB / 0.7762 GB
Notification: Performance of Templates: time 0.09069/0.3962, allocations: 90.13 MB / 1.038 GB, free: 1.422 MB / 0.8543 GB
"
[Timeout remaining time 660]
make -j1 -f AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.makefile [Timeout 660]
(rm -f AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe ; mkfifo AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe ; head -c 1048576 < AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe >> ../files/AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.sim & ./AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD -abortSlowSimulation -alarm=240  -lv LOG_STATS > AixLib_AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 6.510092782787979]