Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001501/0.001501, allocations: 104.2 kB / 16.45 MB, free: 6.449 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 0.00146/0.00146, allocations: 210.4 kB / 19.43 MB, free: 3.637 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 1.515/1.515, allocations: 230.5 MB / 252.8 MB, free: 9.117 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 3.339/3.339, allocations: 0.4899 GB / 0.7915 GB, free: 33.41 MB / 0.6231 GB
"
[Timeout remaining time 176]
Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-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.BalancedStepDown.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.BalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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.BalancedStepDown.YD") [Timeout 300]
"Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.003283/0.003283, allocations: 65.78 kB / 1.149 GB, free: 26.1 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3577/0.361, allocations: 176.1 MB / 1.321 GB, free: 2.77 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02594/0.3869, allocations: 18.54 MB / 1.339 GB, free: 164 kB / 1.029 GB
Notification: Performance of NFInst.instExpressions: time 0.01285/0.3998, allocations: 6.89 MB / 1.346 GB, free: 9.254 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00177/0.4015, allocations: 67.69 kB / 1.346 GB, free: 9.188 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004223/0.4057, allocations: 1.497 MB / 1.348 GB, free: 7.688 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.003974/0.4097, allocations: 1.44 MB / 1.349 GB, free: 6.242 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003638/0.4134, allocations: 1.268 MB / 1.35 GB, free: 4.973 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.007924/0.4213, allocations: 5.441 MB / 1.356 GB, free: 15.52 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.007332/0.4286, allocations: 5.151 MB / 1.361 GB, free: 10.25 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003962/0.4326, allocations: 2.4 MB / 1.363 GB, free: 7.848 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005291/0.4379, allocations: 3.159 MB / 1.366 GB, free: 4.68 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001113/0.439, allocations: 0.5078 MB / 1.367 GB, free: 4.172 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002832/0.4418, allocations: 1.283 MB / 1.368 GB, free: 2.887 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.003341/0.4452, allocations: 2.299 MB / 1.37 GB, free: 0.582 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.004084/0.4492, allocations: 2.167 MB / 1.372 GB, free: 14.41 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.01021/0.4594, allocations: 7.745 MB / 1.38 GB, free: 6.637 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 5.2e-06/0.4595, allocations: 0 / 1.38 GB, free: 6.637 MB / 1.076 GB
Notification: Performance of FrontEnd: time 2.054e-06/0.4595, allocations: 4 kB / 1.38 GB, free: 6.633 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0001923/0.4596, allocations: 0 / 1.38 GB, free: 6.633 MB / 1.076 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.009548/0.4692, allocations: 3.872 MB / 1.384 GB, free: 2.688 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 4.877e-05/0.4692, allocations: 11.98 kB / 1.384 GB, free: 2.676 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01424/0.4835, allocations: 2.417 MB / 1.386 GB, free: 260 kB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006233/0.4897, allocations: 2.191 MB / 1.388 GB, free: 14.02 MB / 1.092 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002634/0.49, allocations: 263.4 kB / 1.388 GB, free: 13.76 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001406/0.4914, allocations: 347.9 kB / 1.389 GB, free: 13.42 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01709/0.5085, allocations: 7.13 MB / 1.396 GB, free: 6.188 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7e-05/0.5085, allocations: 3.938 kB / 1.396 GB, free: 6.184 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004856/0.509, allocations: 148 kB / 1.396 GB, free: 6.039 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005434/0.5096, allocations: 334 kB / 1.396 GB, free: 5.711 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0175/0.5271, allocations: 7.032 MB / 1.403 GB, free: 14.66 MB / 1.107 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 0.03899/0.5661, allocations: 26.46 MB / 1.429 GB, free: 2.027 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00908/0.5751, allocations: 4.87 MB / 1.434 GB, free: 12.86 MB / 1.139 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006359/0.5815, allocations: 2.53 MB / 1.436 GB, free: 10.31 MB / 1.139 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002778/0.5818, allocations: 139 kB / 1.436 GB, free: 10.15 MB / 1.139 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.862e-05/0.5818, allocations: 56.55 kB / 1.436 GB, free: 10.09 MB / 1.139 GB
Notification: Performance of pre-optimization done (n=208): time 4.338e-06/0.5818, allocations: 0 / 1.436 GB, free: 10.09 MB / 1.139 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 0.112/0.6938, allocations: 31.07 MB / 1.467 GB, free: 10.96 MB / 1.17 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.000166/0.694, allocations: 235.6 kB / 1.467 GB, free: 10.68 MB / 1.17 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002347/0.6963, allocations: 1.431 MB / 1.468 GB, free: 9.234 MB / 1.17 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005685/0.6969, allocations: 69.7 kB / 1.468 GB, free: 9.16 MB / 1.17 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001248/0.6982, allocations: 1.538 MB / 1.47 GB, free: 7.605 MB / 1.17 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001311/0.6995, allocations: 0.9605 MB / 1.471 GB, free: 6.637 MB / 1.17 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001265/0.7007, allocations: 0.636 MB / 1.471 GB, free: 5.992 MB / 1.17 GB
Notification: Performance of setup shared object (initialization): time 0.0001385/0.7009, allocations: 301.1 kB / 1.472 GB, free: 5.695 MB / 1.17 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006596/0.7075, allocations: 2.698 MB / 1.474 GB, free: 2.988 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007688/0.7152, allocations: 3.567 MB / 1.478 GB, free: 15.04 MB / 1.186 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01432/0.7295, allocations: 6.402 MB / 1.484 GB, free: 8.242 MB / 1.186 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.653e-05/0.7295, allocations: 8 kB / 1.484 GB, free: 8.234 MB / 1.186 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 0.03053/0.7601, allocations: 10.96 MB / 1.495 GB, free: 13.17 MB / 1.201 GB
Notification: Performance of prepare postOptimizeDAE: time 3.94e-05/0.7601, allocations: 16 kB / 1.495 GB, free: 13.15 MB / 1.201 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.741e-05/0.7602, allocations: 28 kB / 1.495 GB, free: 13.12 MB / 1.201 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02087/0.781, allocations: 5.54 MB / 1.5 GB, free: 7.566 MB / 1.201 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004721/0.7857, allocations: 0.9906 MB / 1.501 GB, free: 6.574 MB / 1.201 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0496/0.8353, allocations: 28.2 MB / 1.529 GB, free: 9.922 MB / 1.232 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004676/0.84, allocations: 0.5771 MB / 1.529 GB, free: 9.344 MB / 1.232 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004152/0.8404, allocations: 159.9 kB / 1.529 GB, free: 9.188 MB / 1.232 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008842/0.8493, allocations: 3.982 MB / 1.533 GB, free: 5.199 MB / 1.232 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00721/0.8565, allocations: 3.54 MB / 1.537 GB, free: 1.281 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09615/0.9526, allocations: 24.65 MB / 1.561 GB, free: 8.125 MB / 1.264 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.935e-05/0.9527, allocations: 4 kB / 1.561 GB, free: 8.121 MB / 1.264 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 0.0288/0.9815, allocations: 10.48 MB / 1.571 GB, free: 13.49 MB / 1.279 GB
Notification: Performance of prepare postOptimizeDAE: time 4.054e-05/0.9815, allocations: 16 kB / 1.571 GB, free: 13.47 MB / 1.279 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.594e-05/0.9816, allocations: 24 kB / 1.571 GB, free: 13.45 MB / 1.279 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01625/0.9978, allocations: 4.321 MB / 1.575 GB, free: 9.105 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004901/1.003, allocations: 1.037 MB / 1.576 GB, free: 8.066 MB / 1.279 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7956/1.798, allocations: 27.11 MB / 1.603 GB, free: 255.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004857/1.803, allocations: 0.5548 MB / 1.603 GB, free: 255.2 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005885/1.804, allocations: 152.2 kB / 1.603 GB, free: 255.2 MB / 1.295 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 0.000961/1.805, allocations: 394.9 kB / 1.604 GB, free: 255 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006877/1.805, allocations: 211.5 kB / 1.604 GB, free: 255 MB / 1.295 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 0.03044/1.836, allocations: 10.07 MB / 1.614 GB, free: 254.1 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.649e-05/1.836, allocations: 28.14 kB / 1.614 GB, free: 254.1 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.178e-05/1.836, allocations: 12.41 kB / 1.614 GB, free: 254.1 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.656e-05/1.836, allocations: 15.83 kB / 1.614 GB, free: 254.1 MB / 1.295 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 0.03591/1.872, allocations: 16.19 MB / 1.63 GB, free: 248.4 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.887e-05/1.872, allocations: 11.34 kB / 1.63 GB, free: 248.4 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003481/1.875, allocations: 0.7382 MB / 1.63 GB, free: 248.4 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01788/1.893, allocations: 5.169 MB / 1.636 GB, free: 247.8 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007532/1.894, allocations: 81.09 kB / 1.636 GB, free: 247.8 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0342/1.928, allocations: 27.26 MB / 1.662 GB, free: 230.3 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.852e-06/1.928, allocations: 10.58 kB / 1.662 GB, free: 230.3 MB / 1.295 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 0.02244/1.951, allocations: 10.02 MB / 1.672 GB, free: 220 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001816/1.953, allocations: 0.7281 MB / 1.673 GB, free: 219.3 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005093/1.953, allocations: 63.94 kB / 1.673 GB, free: 219.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003441/1.957, allocations: 0.5109 MB / 1.673 GB, free: 218.7 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007912/1.957, allocations: 226.4 kB / 1.673 GB, free: 218.5 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002133/1.958, allocations: 87.95 kB / 1.674 GB, free: 218.4 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001265/1.959, allocations: 0.9723 MB / 1.675 GB, free: 217.4 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1e-07/1.959, allocations: 4 kB / 1.675 GB, free: 217.4 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.008057/1.967, allocations: 1.844 MB / 1.676 GB, free: 215.6 MB / 1.295 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 0.0005057/1.967, allocations: 189 kB / 1.677 GB, free: 215.4 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02605/1.993, allocations: 12.01 MB / 1.688 GB, free: 203.3 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.374e-05/1.993, allocations: 4.125 kB / 1.688 GB, free: 203.3 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009403/2.003, allocations: 4.268 MB / 1.692 GB, free: 199 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001996/2.005, allocations: 269.5 kB / 1.693 GB, free: 198.7 MB / 1.295 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01854/2.023, allocations: 9.046 MB / 1.702 GB, free: 189.6 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002452/2.026, allocations: 2.839 MB / 1.704 GB, free: 186.7 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.00381/2.03, allocations: 1.653 MB / 1.706 GB, free: 185.1 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006504/2.03, allocations: 171.3 kB / 1.706 GB, free: 184.9 MB / 1.295 GB
Notification: Performance of SimCode: time 1.884e-06/2.03, allocations: 0 / 1.706 GB, free: 184.9 MB / 1.295 GB
Notification: Performance of Templates: time 0.0968/2.127, allocations: 79.56 MB / 1.784 GB, free: 105.5 MB / 1.295 GB
"
[Timeout remaining time 298]
make -j1 -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile [Timeout 300]
(rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD  -abortSlowSimulation -alarm=400  -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 400]
[Calling os._exit(0), Time elapsed: 12.315524299163371]
Failed to read output from testmodel.py, exit status != 0:
2.138354203198105 2.146323656 1.684448924
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f2d4701af50>