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 0.001244/0.001244, allocations: 113.5 kB / 19.73 MB, free: 2.242 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 0.001368/0.001368, allocations: 219.6 kB / 23.04 MB, free: 5.074 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 1.419/1.419, allocations: 230.6 MB / 256.8 MB, free: 7.996 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 3.041/3.041, allocations: 0.49 GB / 0.7959 GB, free: 33.52 MB / 0.6231 GB
"
[Timeout remaining time 177]
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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"}) [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 0.001915/0.001915, allocations: 70.95 kB / 1.155 GB, free: 25.74 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3564/0.3583, allocations: 176.1 MB / 1.327 GB, free: 1.902 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02436/0.3826, allocations: 19.29 MB / 1.346 GB, free: 14.54 MB / 1.045 GB
Notification: Performance of NFInst.instExpressions: time 0.01241/0.395, allocations: 7.069 MB / 1.352 GB, free: 7.457 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001784/0.3968, allocations: 63.75 kB / 1.353 GB, free: 7.395 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004259/0.4011, allocations: 1.545 MB / 1.354 GB, free: 5.844 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.004009/0.4051, allocations: 1.459 MB / 1.355 GB, free: 4.379 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003541/0.4086, allocations: 1.302 MB / 1.357 GB, free: 3.078 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.007425/0.4161, allocations: 5.472 MB / 1.362 GB, free: 13.59 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.00642/0.4225, allocations: 3.41 MB / 1.365 GB, free: 10.08 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004165/0.4266, allocations: 2.411 MB / 1.368 GB, free: 7.664 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005557/0.4322, allocations: 3.175 MB / 1.371 GB, free: 4.48 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001691/0.4339, allocations: 0.5117 MB / 1.371 GB, free: 3.969 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003524/0.4374, allocations: 1.295 MB / 1.373 GB, free: 2.672 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.003856/0.4413, allocations: 2.303 MB / 1.375 GB, free: 372 kB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.004683/0.446, allocations: 2.19 MB / 1.377 GB, free: 14.16 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.01098/0.4569, allocations: 7.8 MB / 1.385 GB, free: 6.34 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 7.124e-06/0.4569, allocations: 0 / 1.385 GB, free: 6.34 MB / 1.076 GB
Notification: Performance of FrontEnd: time 2.024e-06/0.4569, allocations: 3.938 kB / 1.385 GB, free: 6.336 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0002494/0.4572, allocations: 0 / 1.385 GB, free: 6.336 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.01219/0.4694, allocations: 3.836 MB / 1.388 GB, free: 2.453 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 7.04e-05/0.4695, allocations: 12.03 kB / 1.388 GB, free: 2.441 MB / 1.076 GB
Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 0.0001618/0.4696, allocations: 95.36 kB / 1.389 GB, free: 2.348 MB / 1.076 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001926/0.4715, allocations: 0.5465 MB / 1.389 GB, free: 1.793 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01391/0.4854, allocations: 2.425 MB / 1.391 GB, free: 15.36 MB / 1.092 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005241/0.4907, allocations: 2.169 MB / 1.394 GB, free: 13.16 MB / 1.092 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002535/0.4909, allocations: 271.1 kB / 1.394 GB, free: 12.89 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001067/0.492, allocations: 348 kB / 1.394 GB, free: 12.55 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0151/0.5071, allocations: 7.162 MB / 1.401 GB, free: 5.293 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.088e-05/0.5072, allocations: 0 / 1.401 GB, free: 5.293 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004379/0.5076, allocations: 148 kB / 1.401 GB, free: 5.148 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004808/0.5081, allocations: 338.1 kB / 1.402 GB, free: 4.816 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01665/0.5248, allocations: 7.043 MB / 1.408 GB, free: 13.75 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 0.03766/0.5624, allocations: 26.11 MB / 1.434 GB, free: 1.512 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008136/0.5706, allocations: 3.73 MB / 1.438 GB, free: 13.75 MB / 1.139 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006351/0.5769, allocations: 2.534 MB / 1.44 GB, free: 11.2 MB / 1.139 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002264/0.5771, allocations: 53.94 kB / 1.44 GB, free: 11.14 MB / 1.139 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.533e-05/0.5772, allocations: 64.44 kB / 1.44 GB, free: 11.07 MB / 1.139 GB
Notification: Performance of pre-optimization done (n=208): time 3.667e-06/0.5772, allocations: 0 / 1.44 GB, free: 11.07 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 0.1071/0.6843, allocations: 30.8 MB / 1.47 GB, free: 12.29 MB / 1.17 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001516/0.6844, allocations: 239.6 kB / 1.47 GB, free: 12 MB / 1.17 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002371/0.6868, allocations: 1.473 MB / 1.472 GB, free: 10.52 MB / 1.17 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005863/0.6874, allocations: 69.7 kB / 1.472 GB, free: 10.45 MB / 1.17 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001256/0.6887, allocations: 1.554 MB / 1.474 GB, free: 8.879 MB / 1.17 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001314/0.69, allocations: 0.9644 MB / 1.474 GB, free: 7.906 MB / 1.17 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001246/0.6912, allocations: 0.6321 MB / 1.475 GB, free: 7.266 MB / 1.17 GB
Notification: Performance of setup shared object (initialization): time 0.0001293/0.6913, allocations: 309.1 kB / 1.475 GB, free: 6.961 MB / 1.17 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006332/0.6977, allocations: 2.69 MB / 1.478 GB, free: 4.262 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007212/0.7049, allocations: 3.571 MB / 1.481 GB, free: 324 kB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01395/0.7188, allocations: 6.399 MB / 1.488 GB, free: 9.52 MB / 1.186 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.517e-05/0.7189, allocations: 8 kB / 1.488 GB, free: 9.512 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 0.02974/0.7486, allocations: 10.8 MB / 1.498 GB, free: 14.63 MB / 1.201 GB
Notification: Performance of prepare postOptimizeDAE: time 4.957e-05/0.7487, allocations: 16 kB / 1.498 GB, free: 14.62 MB / 1.201 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.995e-05/0.7487, allocations: 24 kB / 1.498 GB, free: 14.59 MB / 1.201 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02067/0.7694, allocations: 5.54 MB / 1.504 GB, free: 9.039 MB / 1.201 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004787/0.7742, allocations: 0.9945 MB / 1.505 GB, free: 8.043 MB / 1.201 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04828/0.8225, allocations: 27.89 MB / 1.532 GB, free: 11.77 MB / 1.232 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004687/0.8271, allocations: 0.5733 MB / 1.533 GB, free: 11.2 MB / 1.232 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004845/0.8276, allocations: 151.9 kB / 1.533 GB, free: 11.05 MB / 1.232 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008605/0.8362, allocations: 3.984 MB / 1.537 GB, free: 7.059 MB / 1.232 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007058/0.8433, allocations: 3.532 MB / 1.54 GB, free: 3.148 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09139/0.9347, allocations: 24.47 MB / 1.564 GB, free: 10.2 MB / 1.264 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.172e-05/0.9347, allocations: 8 kB / 1.564 GB, free: 10.2 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 0.02917/0.9639, allocations: 10.17 MB / 1.574 GB, free: 15.96 MB / 1.279 GB
Notification: Performance of prepare postOptimizeDAE: time 4.07e-05/0.9639, allocations: 19.94 kB / 1.574 GB, free: 15.94 MB / 1.279 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.933e-05/0.964, allocations: 28 kB / 1.574 GB, free: 15.91 MB / 1.279 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.016/0.98, allocations: 4.317 MB / 1.578 GB, free: 11.57 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004756/0.9847, allocations: 1.037 MB / 1.579 GB, free: 10.54 MB / 1.279 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7232/1.708, allocations: 26.74 MB / 1.605 GB, free: 256 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005223/1.713, allocations: 0.5543 MB / 1.606 GB, free: 256 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008268/1.714, allocations: 153.9 kB / 1.606 GB, free: 256 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 0.001017/1.715, allocations: 396.4 kB / 1.606 GB, free: 255.9 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007101/1.716, allocations: 209.9 kB / 1.606 GB, free: 255.9 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 0.02978/1.745, allocations: 9.928 MB / 1.616 GB, free: 255.7 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.233e-05/1.746, allocations: 28.67 kB / 1.616 GB, free: 255.7 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.682e-05/1.746, allocations: 11.84 kB / 1.616 GB, free: 255.7 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.165e-05/1.746, allocations: 14.55 kB / 1.616 GB, free: 255.7 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 0.03504/1.781, allocations: 16.01 MB / 1.632 GB, free: 250.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.908e-05/1.781, allocations: 10.75 kB / 1.632 GB, free: 250.5 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003364/1.784, allocations: 0.7334 MB / 1.633 GB, free: 250.5 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01787/1.802, allocations: 5.177 MB / 1.638 GB, free: 249.9 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006625/1.803, allocations: 75 kB / 1.638 GB, free: 249.9 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03334/1.836, allocations: 26.97 MB / 1.664 GB, free: 233.1 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.632e-06/1.836, allocations: 7.812 kB / 1.664 GB, free: 233.1 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 0.02227/1.858, allocations: 9.88 MB / 1.674 GB, free: 223.3 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001817/1.86, allocations: 0.6567 MB / 1.674 GB, free: 222.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005081/1.861, allocations: 61.91 kB / 1.674 GB, free: 222.6 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003435/1.864, allocations: 0.5031 MB / 1.675 GB, free: 222.1 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007032/1.865, allocations: 238.2 kB / 1.675 GB, free: 221.9 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002205/1.865, allocations: 95.94 kB / 1.675 GB, free: 221.8 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001225/1.866, allocations: 1.001 MB / 1.676 GB, free: 220.8 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1e-07/1.866, allocations: 0 / 1.676 GB, free: 220.8 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.005601/1.872, allocations: 1.855 MB / 1.678 GB, free: 218.9 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)}
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 Backend phase and start with SimCode phase: time 0.02261/1.894, allocations: 10.53 MB / 1.688 GB, free: 208.2 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02683/1.921, allocations: 12.02 MB / 1.7 GB, free: 196.1 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.8e-05/1.921, allocations: 4 kB / 1.7 GB, free: 196.1 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009583/1.931, allocations: 4.265 MB / 1.704 GB, free: 191.8 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002243/1.933, allocations: 289.9 kB / 1.704 GB, free: 191.5 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.
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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[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] ;
  -transformer.conv1.V2[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] ;
  -loadRL.load1.v[1]
]
 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 simCode: created linear, non-linear and system jacobian parts: time 0.08697/2.02, allocations: 42.12 MB / 1.746 GB, free: 148.2 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003361/2.023, allocations: 2.849 MB / 1.748 GB, free: 145.3 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.004047/2.027, allocations: 1.657 MB / 1.75 GB, free: 143.7 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001909/2.029, allocations: 1.229 MB / 1.751 GB, free: 142.4 MB / 1.295 GB
Notification: Performance of SimCode: time 1.543e-06/2.029, allocations: 0 / 1.751 GB, free: 142.4 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.186/2.215, allocations: 107.8 MB / 1.856 GB, free: 35.03 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate platform static: time 17.79/20, allocations: 15.59 kB / 1.856 GB, free: 35.02 MB / 1.295 GB
"
[Timeout remaining time 280]
(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 & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD_res.mat --tempDir=temp_Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=400 --tolerance=1e-06 Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 26.569421338033862]
Failed to read output from testmodel.py, exit status != 0:
20.228623039962258 20.238516922 19.779143951
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f28d75b73a0>