Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001784/0.001784, allocations: 84.05 kB / 19.18 MB, free: 2.523 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.002131/0.002131, allocations: 165.5 kB / 22.46 MB, free: 5.359 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.509/1.509, allocations: 177.1 MB / 202.8 MB, free: 9.184 MB / 190.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo): time 2.941/2.941, allocations: 377.8 MB / 0.6221 GB, free: 12.6 MB / 0.5919 GB
"
[Timeout remaining time 176]
Using package Buildings with version 12.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 2.064e-06/2.064e-06, allocations: 0 / 0.9815 GB, free: 11.86 MB / 0.9356 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 3.429e-05/3.636e-05, allocations: 2.281 kB / 0.9815 GB, free: 11.86 MB / 0.9356 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02669/0.02673, allocations: 17.54 MB / 0.9987 GB, free: 10.25 MB / 0.9512 GB
Notification: Performance of NFInst.instExpressions: time 0.01399/0.04071, allocations: 6.656 MB / 1.005 GB, free: 3.578 MB / 0.9512 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001789/0.0425, allocations: 63.75 kB / 1.005 GB, free: 3.516 MB / 0.9512 GB
Notification: Performance of NFTyping.typeComponents: time 0.004206/0.04671, allocations: 1.5 MB / 1.007 GB, free: 2.012 MB / 0.9512 GB
Notification: Performance of NFTyping.typeBindings: time 0.003814/0.05052, allocations: 1.485 MB / 1.008 GB, free: 0.5195 MB / 0.9512 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003565/0.05409, allocations: 1.285 MB / 1.009 GB, free: 15.23 MB / 0.9669 GB
Notification: Performance of NFFlatten.flatten: time 0.007075/0.06116, allocations: 5.549 MB / 1.015 GB, free: 9.672 MB / 0.9669 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005241/0.0664, allocations: 3.375 MB / 1.018 GB, free: 6.203 MB / 0.9669 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005409/0.07181, allocations: 3.333 MB / 1.021 GB, free: 2.863 MB / 0.9669 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005038/0.07685, allocations: 2.888 MB / 1.024 GB, free: 15.97 MB / 0.9825 GB
Notification: Performance of NFPackage.collectConstants: time 0.001022/0.07787, allocations: 0.5117 MB / 1.025 GB, free: 15.46 MB / 0.9825 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002739/0.08061, allocations: 1.221 MB / 1.026 GB, free: 14.23 MB / 0.9825 GB
Notification: Performance of NFScalarize.scalarize: time 0.002773/0.08338, allocations: 2.413 MB / 1.028 GB, free: 11.82 MB / 0.9825 GB
Notification: Performance of NFVerifyModel.verify: time 0.002395/0.08578, allocations: 1.548 MB / 1.03 GB, free: 10.27 MB / 0.9825 GB
Notification: Performance of NFConvertDAE.convert: time 0.01048/0.09626, allocations: 7.991 MB / 1.038 GB, free: 2.25 MB / 0.9825 GB
Notification: Performance of FrontEnd - DAE generated: time 9.878e-06/0.09627, allocations: 4 kB / 1.038 GB, free: 2.246 MB / 0.9825 GB
Notification: Performance of FrontEnd: time 1.763e-06/0.09627, allocations: 0 / 1.038 GB, free: 2.246 MB / 0.9825 GB
Notification: Performance of Transformations before backend: time 0.0002309/0.0965, allocations: 0 / 1.038 GB, free: 2.246 MB / 0.9825 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.01379/0.1103, allocations: 3.801 MB / 1.041 GB, free: 14.4 MB / 0.9981 GB
Notification: Performance of prepare preOptimizeDAE: time 6.973e-05/0.1104, allocations: 8.031 kB / 1.041 GB, free: 14.39 MB / 0.9981 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01562/0.126, allocations: 2.433 MB / 1.044 GB, free: 11.95 MB / 0.9981 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006013/0.132, allocations: 2.177 MB / 1.046 GB, free: 9.746 MB / 0.9981 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002805/0.1323, allocations: 267.5 kB / 1.046 GB, free: 9.484 MB / 0.9981 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001272/0.1336, allocations: 356.3 kB / 1.046 GB, free: 9.137 MB / 0.9981 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01773/0.1513, allocations: 7.234 MB / 1.053 GB, free: 1.781 MB / 0.9981 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.304e-05/0.1514, allocations: 7.938 kB / 1.053 GB, free: 1.773 MB / 0.9981 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000511/0.1519, allocations: 148 kB / 1.054 GB, free: 1.629 MB / 0.9981 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.00056/0.1524, allocations: 330.1 kB / 1.054 GB, free: 1.305 MB / 0.9981 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01848/0.1709, allocations: 7.04 MB / 1.061 GB, free: 10.25 MB / 1.014 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.038/0.2089, allocations: 17.9 MB / 1.078 GB, free: 7.781 MB / 1.029 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009543/0.2185, allocations: 3.727 MB / 1.082 GB, free: 4.027 MB / 1.029 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006923/0.2254, allocations: 2.522 MB / 1.084 GB, free: 1.477 MB / 1.029 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003044/0.2257, allocations: 41.97 kB / 1.084 GB, free: 1.434 MB / 1.029 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.747e-05/0.2258, allocations: 64.5 kB / 1.084 GB, free: 1.363 MB / 1.029 GB
Notification: Performance of pre-optimization done (n=208): time 5.32e-06/0.2258, allocations: 0 / 1.084 GB, free: 1.363 MB / 1.029 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=271): time 0.1234/0.3492, allocations: 30.8 MB / 1.115 GB, free: 2.578 MB / 1.061 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001869/0.3493, allocations: 235.6 kB / 1.115 GB, free: 2.297 MB / 1.061 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002872/0.3522, allocations: 1.44 MB / 1.116 GB, free: 0.8438 MB / 1.061 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005359/0.3527, allocations: 73.7 kB / 1.116 GB, free: 0.7656 MB / 1.061 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001417/0.3542, allocations: 1.546 MB / 1.118 GB, free: 15.2 MB / 1.076 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001432/0.3556, allocations: 0.9566 MB / 1.119 GB, free: 14.24 MB / 1.076 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001849/0.3574, allocations: 0.632 MB / 1.119 GB, free: 13.6 MB / 1.076 GB
Notification: Performance of setup shared object (initialization): time 0.0001562/0.3576, allocations: 301.1 kB / 1.12 GB, free: 13.3 MB / 1.076 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.007262/0.3649, allocations: 2.69 MB / 1.122 GB, free: 10.6 MB / 1.076 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00823/0.3731, allocations: 3.65 MB / 1.126 GB, free: 6.551 MB / 1.076 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.6293/1.002, allocations: 6.398 MB / 1.132 GB, free: 177.2 MB / 1.076 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.201e-05/1.002, allocations: 7.062 kB / 1.132 GB, free: 177.2 MB / 1.076 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization): time 0.0281/1.031, allocations: 10.78 MB / 1.143 GB, free: 175 MB / 1.076 GB
Notification: Performance of prepare postOptimizeDAE: time 3.854e-05/1.031, allocations: 17.94 kB / 1.143 GB, free: 175 MB / 1.076 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.154e-05/1.031, allocations: 34.81 kB / 1.143 GB, free: 175 MB / 1.076 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01988/1.051, allocations: 5.532 MB / 1.148 GB, free: 174.3 MB / 1.076 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004521/1.055, allocations: 0.9925 MB / 1.149 GB, free: 174.3 MB / 1.076 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04884/1.104, allocations: 27.37 MB / 1.176 GB, free: 160.6 MB / 1.076 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005849/1.11, allocations: 0.5782 MB / 1.176 GB, free: 160.5 MB / 1.076 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000928/1.111, allocations: 156.9 kB / 1.176 GB, free: 160.5 MB / 1.076 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01088/1.122, allocations: 3.981 MB / 1.18 GB, free: 159.1 MB / 1.076 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00829/1.13, allocations: 3.611 MB / 1.184 GB, free: 157.2 MB / 1.076 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0975/1.227, allocations: 24.48 MB / 1.208 GB, free: 150.1 MB / 1.076 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.432e-05/1.227, allocations: 7.719 kB / 1.208 GB, free: 150.1 MB / 1.076 GB
Warning: The linear system: 
1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[2] ;
  line2.v1_p[2] ;
  line2.v3_p[2] ;
  line2.v3_n[2]
]
  =
[
  -transformer.conv3.V2[2] ;
  line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ;
  -loadRL.load3.v[2] ;
  line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1]
]
 might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02649/1.254, allocations: 10.16 MB / 1.218 GB, free: 144.2 MB / 1.076 GB
Notification: Performance of prepare postOptimizeDAE: time 5.835e-05/1.254, allocations: 16.56 kB / 1.218 GB, free: 144.2 MB / 1.076 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.487e-05/1.254, allocations: 32.88 kB / 1.218 GB, free: 144.1 MB / 1.076 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01483/1.269, allocations: 4.318 MB / 1.222 GB, free: 139.8 MB / 1.076 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004707/1.274, allocations: 1.037 MB / 1.223 GB, free: 138.8 MB / 1.076 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03074/1.304, allocations: 26.13 MB / 1.248 GB, free: 112.1 MB / 1.076 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004996/1.309, allocations: 0.5538 MB / 1.249 GB, free: 111.6 MB / 1.076 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008674/1.31, allocations: 153.4 kB / 1.249 GB, free: 111.4 MB / 1.076 GB
Warning: Assuming fixed start value for the following 2 variables:
         node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
         node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system:
         0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2]
         0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.001665/1.312, allocations: 396.2 kB / 1.25 GB, free: 111.1 MB / 1.076 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009817/1.313, allocations: 202.7 kB / 1.25 GB, free: 110.9 MB / 1.076 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02582/1.339, allocations: 9.942 MB / 1.259 GB, free: 100.9 MB / 1.076 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.728e-05/1.339, allocations: 28 kB / 1.259 GB, free: 100.9 MB / 1.076 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.85e-05/1.339, allocations: 16 kB / 1.259 GB, free: 100.8 MB / 1.076 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.057e-05/1.339, allocations: 11.95 kB / 1.259 GB, free: 100.8 MB / 1.076 GB
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1]
]
  =
[
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03518/1.374, allocations: 14.79 MB / 1.274 GB, free: 85.97 MB / 1.076 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.362e-05/1.374, allocations: 8 kB / 1.274 GB, free: 85.96 MB / 1.076 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003559/1.378, allocations: 0.7294 MB / 1.275 GB, free: 85.23 MB / 1.076 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01831/1.396, allocations: 5.176 MB / 1.28 GB, free: 80.04 MB / 1.076 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006372/1.396, allocations: 71.95 kB / 1.28 GB, free: 79.97 MB / 1.076 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03482/1.431, allocations: 26.44 MB / 1.306 GB, free: 53.16 MB / 1.076 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.476e-06/1.431, allocations: 16.03 kB / 1.306 GB, free: 53.14 MB / 1.076 GB
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02476/1.456, allocations: 9.852 MB / 1.315 GB, free: 43.08 MB / 1.076 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001829/1.458, allocations: 0.6529 MB / 1.316 GB, free: 42.43 MB / 1.076 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.00082/1.459, allocations: 59.8 kB / 1.316 GB, free: 42.38 MB / 1.076 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003989/1.463, allocations: 0.507 MB / 1.316 GB, free: 41.87 MB / 1.076 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009626/1.464, allocations: 234.4 kB / 1.317 GB, free: 41.64 MB / 1.076 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003598/1.464, allocations: 91.94 kB / 1.317 GB, free: 41.55 MB / 1.076 GB
Notification: Performance of sorting global known variables: time 0.00163/1.466, allocations: 0.9553 MB / 1.318 GB, free: 40.59 MB / 1.076 GB
Notification: Performance of sort global known variables: time 1e-07/1.466, allocations: 0 / 1.318 GB, free: 40.59 MB / 1.076 GB
Notification: Performance of remove unused functions: time 0.007694/1.473, allocations: 1.85 MB / 1.319 GB, free: 38.74 MB / 1.076 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0006315/1.474, allocations: 186.2 kB / 1.32 GB, free: 38.56 MB / 1.076 GB
Notification: Performance of simCode: created initialization part: time 0.02896/1.503, allocations: 12 MB / 1.331 GB, free: 26.45 MB / 1.076 GB
Notification: Performance of simCode: created event and clocks part: time 1.623e-05/1.503, allocations: 4 kB / 1.331 GB, free: 26.45 MB / 1.076 GB
Notification: Performance of simCode: created simulation system equations: time 0.01023/1.513, allocations: 4.269 MB / 1.336 GB, free: 22.14 MB / 1.076 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002641/1.516, allocations: 264.2 kB / 1.336 GB, free: 21.9 MB / 1.076 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02368/1.54, allocations: 9.647 MB / 1.345 GB, free: 12.14 MB / 1.076 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002837/1.542, allocations: 2.281 MB / 1.347 GB, free: 9.816 MB / 1.076 GB
Notification: Performance of simCode: alias equations: time 0.004211/1.547, allocations: 1.652 MB / 1.349 GB, free: 8.16 MB / 1.076 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007407/1.547, allocations: 172.4 kB / 1.349 GB, free: 7.992 MB / 1.076 GB
Notification: Performance of SimCode: time 1.353e-06/1.547, allocations: 0 / 1.349 GB, free: 7.992 MB / 1.076 GB
Notification: Performance of Templates: time 0.1263/1.674, allocations: 76.66 MB / 1.424 GB, free: 11.68 MB / 1.154 GB
"
[Timeout remaining time 298]
make -j1 -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300]
(rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=400  -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 400]
[Calling os._exit(0), Time elapsed: 11.807077798992395]
Failed to read output from testmodel.py, exit status != 0:
1.6854542568325996 1.701673642 1.601816025
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f28c30151e0>