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 0.04135/0.04135, allocations: 9.135 MB / 28.92 MB, free: 364 kB / 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 0.0008875/0.0008875, allocations: 90.66 kB / 35.24 MB, free: 0.9805 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 0.001042/0.001042, allocations: 157.2 kB / 41.66 MB, free: 1.301 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 0.9302/0.9302, allocations: 177.1 MB / 225.1 MB, free: 8.582 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 0.003992/0.003992, allocations: 0.8389 MB / 285.5 MB, free: 15.14 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 1.559/1.559, allocations: 274.9 MB / 0.6057 GB, free: 0.6445 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 1.723e-06/1.723e-06, allocations: 0 / 0.757 GB, free: 34.53 MB / 0.6355 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.387e-05/1.559e-05, allocations: 2.312 kB / 0.757 GB, free: 34.52 MB / 0.6355 GB
Notification: Performance of NFInst.instantiate(AixLib.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.006281/0.006296, allocations: 8.817 MB / 0.7656 GB, free: 28.91 MB / 0.6355 GB
Notification: Performance of NFInst.instExpressions: time 0.004601/0.0109, allocations: 3.653 MB / 0.7691 GB, free: 26.44 MB / 0.6355 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0007422/0.01164, allocations: 59 kB / 0.7692 GB, free: 26.43 MB / 0.6355 GB
Notification: Performance of NFTyping.typeComponents: time 0.0007279/0.01237, allocations: 408.2 kB / 0.7696 GB, free: 26.24 MB / 0.6355 GB
Notification: Performance of NFTyping.typeBindings: time 0.001331/0.0137, allocations: 1.142 MB / 0.7707 GB, free: 25.58 MB / 0.6355 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001176/0.01487, allocations: 0.9065 MB / 0.7716 GB, free: 25.11 MB / 0.6355 GB
Notification: Performance of NFFlatten.flatten: time 0.002896/0.01777, allocations: 4.988 MB / 0.7765 GB, free: 22.96 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.002348/0.02012, allocations: 2.773 MB / 0.7792 GB, free: 21.59 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002385/0.0225, allocations: 2.904 MB / 0.782 GB, free: 20.25 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002261/0.02476, allocations: 2.629 MB / 0.7846 GB, free: 19.43 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006174/0.02538, allocations: 443.6 kB / 0.785 GB, free: 19.42 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0009344/0.02632, allocations: 0.6233 MB / 0.7856 GB, free: 19.36 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.001252/0.02757, allocations: 2.146 MB / 0.7877 GB, free: 18.39 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.001189/0.02876, allocations: 1.362 MB / 0.789 GB, free: 17.72 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.00261/0.03137, allocations: 3.656 MB / 0.7926 GB, free: 16.21 MB / 0.6355 GB
Notification: Performance of FrontEnd - DAE generated: time 3.737e-06/0.03137, allocations: 2.188 kB / 0.7926 GB, free: 16.21 MB / 0.6355 GB
Notification: Performance of FrontEnd: time 1.183e-06/0.03137, allocations: 0 / 0.7926 GB, free: 16.21 MB / 0.6355 GB
Notification: Performance of Transformations before backend: time 3.33e-05/0.0314, allocations: 0 / 0.7926 GB, free: 16.21 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 0.003333/0.03474, allocations: 3.563 MB / 0.7961 GB, free: 14.06 MB / 0.6355 GB
Notification: Performance of prepare preOptimizeDAE: time 4.018e-05/0.03478, allocations: 13.83 kB / 0.7961 GB, free: 14.06 MB / 0.6355 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004407/0.03918, allocations: 1.502 MB / 0.7976 GB, free: 13.6 MB / 0.6355 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001505/0.04069, allocations: 1.466 MB / 0.799 GB, free: 12.68 MB / 0.6355 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001331/0.04082, allocations: 237.7 kB / 0.7992 GB, free: 12.57 MB / 0.6355 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003939/0.04122, allocations: 303.5 kB / 0.7995 GB, free: 12.47 MB / 0.6355 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.003995/0.04521, allocations: 3.03 MB / 0.8025 GB, free: 11.33 MB / 0.6355 GB
Notification: Performance of preOpt findStateOrder (simulation): time 4.419e-05/0.04526, allocations: 2.188 kB / 0.8025 GB, free: 11.33 MB / 0.6355 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002445/0.0455, allocations: 128.5 kB / 0.8026 GB, free: 11.23 MB / 0.6355 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002835/0.04578, allocations: 299.9 kB / 0.8029 GB, free: 11.2 MB / 0.6355 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002165/0.04795, allocations: 1.329 MB / 0.8042 GB, free: 11.1 MB / 0.6355 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01108/0.05903, allocations: 13.91 MB / 0.8178 GB, free: 1.164 MB / 0.6355 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001909/0.06094, allocations: 1.931 MB / 0.8197 GB, free: 0.4961 MB / 0.6355 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001432/0.06237, allocations: 1.176 MB / 0.8208 GB, free: 276 kB / 0.6355 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001712/0.06254, allocations: 83.81 kB / 0.8209 GB, free: 264 kB / 0.6355 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.855e-05/0.06257, allocations: 69.52 kB / 0.8209 GB, free: 200 kB / 0.6355 GB
Notification: Performance of pre-optimization done (n=230): time 3.627e-06/0.06257, allocations: 0 / 0.8209 GB, free: 200 kB / 0.6355 GB
Notification: Performance of matching and sorting (n=313): time 0.01963/0.0822, allocations: 9.254 MB / 0.83 GB, free: 8.762 MB / 0.6512 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.522e-05/0.08228, allocations: 251.9 kB / 0.8302 GB, free: 8.465 MB / 0.6512 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007869/0.08306, allocations: 1.073 MB / 0.8313 GB, free: 7.371 MB / 0.6512 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001612/0.08323, allocations: 77.7 kB / 0.8313 GB, free: 7.289 MB / 0.6512 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007221/0.08395, allocations: 1.382 MB / 0.8327 GB, free: 5.891 MB / 0.6512 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0005828/0.08453, allocations: 1.127 MB / 0.8338 GB, free: 4.754 MB / 0.6512 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007005/0.08523, allocations: 0.6392 MB / 0.8344 GB, free: 4.102 MB / 0.6512 GB
Notification: Performance of setup shared object (initialization): time 8.873e-05/0.08532, allocations: 476.8 kB / 0.8349 GB, free: 3.633 MB / 0.6512 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007677/0.08609, allocations: 0.6024 MB / 0.8355 GB, free: 3.02 MB / 0.6512 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.001221/0.08731, allocations: 1.651 MB / 0.8371 GB, free: 0.9961 MB / 0.6512 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.002184/0.08949, allocations: 2.359 MB / 0.8394 GB, free: 14.27 MB / 0.6668 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.587e-06/0.0895, allocations: 11.94 kB / 0.8394 GB, free: 14.25 MB / 0.6668 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.007308/0.09681, allocations: 4.412 MB / 0.8437 GB, free: 9.789 MB / 0.6668 GB
Notification: Performance of prepare postOptimizeDAE: time 2.204e-05/0.09683, allocations: 15.94 kB / 0.8437 GB, free: 9.773 MB / 0.6668 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.936e-05/0.09685, allocations: 23.98 kB / 0.8437 GB, free: 9.75 MB / 0.6668 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01171/0.1086, allocations: 4.555 MB / 0.8482 GB, free: 5.184 MB / 0.6668 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00133/0.1099, allocations: 0.6397 MB / 0.8488 GB, free: 4.543 MB / 0.6668 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01418/0.1241, allocations: 12.09 MB / 0.8606 GB, free: 8.293 MB / 0.6824 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00117/0.1252, allocations: 139.8 kB / 0.8607 GB, free: 8.156 MB / 0.6824 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001692/0.1254, allocations: 119.9 kB / 0.8609 GB, free: 8.039 MB / 0.6824 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001328/0.1267, allocations: 0.7664 MB / 0.8616 GB, free: 7.266 MB / 0.6824 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001175/0.1279, allocations: 1.628 MB / 0.8632 GB, free: 5.27 MB / 0.6824 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003298/0.1312, allocations: 3.395 MB / 0.8665 GB, free: 1.465 MB / 0.6824 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.795e-06/0.1312, allocations: 8 kB / 0.8665 GB, free: 1.457 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 0.006816/0.138, allocations: 4.434 MB / 0.8709 GB, free: 12.96 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.459e-05/0.138, allocations: 12 kB / 0.8709 GB, free: 12.95 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.341e-05/0.1381, allocations: 16 kB / 0.8709 GB, free: 12.93 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.007865/0.1459, allocations: 3.039 MB / 0.8738 GB, free: 9.871 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001373/0.1473, allocations: 0.6748 MB / 0.8745 GB, free: 9.195 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01394/0.1612, allocations: 19.14 MB / 0.8932 GB, free: 5.48 MB / 0.7137 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001509/0.1627, allocations: 136 kB / 0.8933 GB, free: 5.348 MB / 0.7137 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001704/0.1629, allocations: 112 kB / 0.8934 GB, free: 5.238 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 0.0006341/0.1635, allocations: 472.1 kB / 0.8939 GB, free: 4.773 MB / 0.7137 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000632/0.1642, allocations: 302.7 kB / 0.8942 GB, free: 4.477 MB / 0.7137 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.007609/0.1718, allocations: 5.163 MB / 0.8992 GB, free: 15.22 MB / 0.7293 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.628e-05/0.1718, allocations: 32 kB / 0.8992 GB, free: 15.19 MB / 0.7293 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.157e-05/0.1718, allocations: 16 kB / 0.8993 GB, free: 15.18 MB / 0.7293 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.723e-05/0.1718, allocations: 19.88 kB / 0.8993 GB, free: 15.16 MB / 0.7293 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01148/0.1833, allocations: 8.476 MB / 0.9076 GB, free: 6.422 MB / 0.7293 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.008e-05/0.1833, allocations: 12 kB / 0.9076 GB, free: 6.41 MB / 0.7293 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001234/0.1846, allocations: 459.7 kB / 0.908 GB, free: 5.961 MB / 0.7293 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01037/0.1949, allocations: 4.24 MB / 0.9121 GB, free: 1.703 MB / 0.7293 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00017/0.1951, allocations: 79.95 kB / 0.9122 GB, free: 1.625 MB / 0.7293 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01344/0.2085, allocations: 11.78 MB / 0.9237 GB, free: 5.598 MB / 0.7449 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.843e-06/0.2085, allocations: 15.94 kB / 0.9237 GB, free: 5.582 MB / 0.7449 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.006996/0.2155, allocations: 4.792 MB / 0.9284 GB, free: 0.4961 MB / 0.7449 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0009889/0.2165, allocations: 0.5577 MB / 0.929 GB, free: 15.94 MB / 0.7605 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002105/0.2167, allocations: 67.92 kB / 0.929 GB, free: 15.87 MB / 0.7605 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009492/0.2177, allocations: 99.95 kB / 0.9291 GB, free: 15.77 MB / 0.7605 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003516/0.218, allocations: 278.7 kB / 0.9294 GB, free: 15.5 MB / 0.7605 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000136/0.2182, allocations: 79.95 kB / 0.9295 GB, free: 15.42 MB / 0.7605 GB
Notification: Performance of sorting global known variables: time 0.0004433/0.2186, allocations: 0.5661 MB / 0.93 GB, free: 14.85 MB / 0.7605 GB
Notification: Performance of sort global known variables: time 7e-08/0.2186, allocations: 0 / 0.93 GB, free: 14.85 MB / 0.7605 GB
Notification: Performance of remove unused functions: time 0.003672/0.2223, allocations: 1.879 MB / 0.9319 GB, free: 12.97 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 0.0003008/0.2226, allocations: 186.8 kB / 0.932 GB, free: 12.78 MB / 0.7605 GB
Notification: Performance of simCode: created initialization part: time 0.008381/0.231, allocations: 6.423 MB / 0.9383 GB, free: 6.211 MB / 0.7605 GB
Notification: Performance of simCode: created event and clocks part: time 5.691e-06/0.231, allocations: 0 / 0.9383 GB, free: 6.211 MB / 0.7605 GB
Notification: Performance of simCode: created simulation system equations: time 0.003013/0.234, allocations: 2.51 MB / 0.9408 GB, free: 3.652 MB / 0.7605 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001371/0.2354, allocations: 306.2 kB / 0.9411 GB, free: 3.367 MB / 0.7605 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01088/0.2462, allocations: 6.271 MB / 0.9472 GB, free: 12.88 MB / 0.7762 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001221/0.2475, allocations: 1.081 MB / 0.9482 GB, free: 11.77 MB / 0.7762 GB
Notification: Performance of simCode: alias equations: time 0.001927/0.2494, allocations: 0.5375 MB / 0.9488 GB, free: 11.25 MB / 0.7762 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008552/0.2502, allocations: 362 kB / 0.9491 GB, free: 10.9 MB / 0.7762 GB
Notification: Performance of SimCode: time 1.332e-06/0.2502, allocations: 0 / 0.9491 GB, free: 10.9 MB / 0.7762 GB
Notification: Performance of Templates: time 0.09374/0.344, allocations: 88.42 MB / 1.035 GB, free: 3.074 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: 6.199983618222177]