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 0.001753/0.001753, allocations: 103 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 0.002207/0.002207, allocations: 212.9 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 1.44/1.44, allocations: 230.6 MB / 252.8 MB, free: 9.145 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 3.126/3.126, allocations: 0.49 GB / 0.7916 GB, free: 33.31 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.BalancedStepDown.YD,fileNamePrefix="Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",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 0.002027/0.002027, allocations: 70.17 kB / 1.149 GB, free: 26.39 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3277/0.3297, allocations: 176.1 MB / 1.321 GB, free: 3.293 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02436/0.3541, allocations: 18.54 MB / 1.339 GB, free: 0.6836 MB / 1.029 GB
Notification: Performance of NFInst.instExpressions: time 0.01312/0.3672, allocations: 6.894 MB / 1.346 GB, free: 9.773 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002399/0.3696, allocations: 63.75 kB / 1.346 GB, free: 9.711 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004374/0.374, allocations: 1.492 MB / 1.347 GB, free: 8.215 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.004056/0.3781, allocations: 1.44 MB / 1.349 GB, free: 6.77 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003553/0.3816, allocations: 1.271 MB / 1.35 GB, free: 5.496 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.00708/0.3887, allocations: 5.441 MB / 1.355 GB, free: 44 kB / 1.045 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.006984/0.3957, allocations: 5.155 MB / 1.36 GB, free: 10.77 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00389/0.3996, allocations: 2.392 MB / 1.363 GB, free: 8.375 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005034/0.4046, allocations: 3.159 MB / 1.366 GB, free: 5.207 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001061/0.4057, allocations: 0.5078 MB / 1.366 GB, free: 4.699 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002537/0.4082, allocations: 1.28 MB / 1.367 GB, free: 3.418 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.002566/0.4108, allocations: 2.303 MB / 1.37 GB, free: 1.109 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.002776/0.4135, allocations: 2.163 MB / 1.372 GB, free: 14.94 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.009034/0.4226, allocations: 7.745 MB / 1.379 GB, free: 7.168 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 6.382e-06/0.4226, allocations: 0 / 1.379 GB, free: 7.168 MB / 1.076 GB
Notification: Performance of FrontEnd: time 1.793e-06/0.4226, allocations: 4 kB / 1.379 GB, free: 7.164 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0001976/0.4228, allocations: 0 / 1.379 GB, free: 7.164 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 0.009318/0.4321, allocations: 3.876 MB / 1.383 GB, free: 3.223 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 5.143e-05/0.4321, allocations: 11.98 kB / 1.383 GB, free: 3.211 MB / 1.076 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0009851/0.4331, allocations: 0.5384 MB / 1.384 GB, free: 2.664 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01334/0.4465, allocations: 2.421 MB / 1.386 GB, free: 244 kB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005969/0.4524, allocations: 2.183 MB / 1.388 GB, free: 14.01 MB / 1.092 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000276/0.4527, allocations: 271.2 kB / 1.388 GB, free: 13.74 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001322/0.454, allocations: 344 kB / 1.389 GB, free: 13.41 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01657/0.4706, allocations: 7.122 MB / 1.396 GB, free: 6.184 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.545e-05/0.4707, allocations: 7.938 kB / 1.396 GB, free: 6.176 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004865/0.4712, allocations: 155.9 kB / 1.396 GB, free: 6.023 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005093/0.4717, allocations: 338 kB / 1.396 GB, free: 5.691 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01699/0.4887, allocations: 7.028 MB / 1.403 GB, free: 14.64 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 0.03906/0.5277, allocations: 26.46 MB / 1.429 GB, free: 2.012 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009524/0.5373, allocations: 4.875 MB / 1.434 GB, free: 12.84 MB / 1.139 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006443/0.5437, allocations: 2.522 MB / 1.436 GB, free: 10.29 MB / 1.139 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003397/0.544, allocations: 139 kB / 1.436 GB, free: 10.14 MB / 1.139 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.245e-05/0.5441, allocations: 60.55 kB / 1.436 GB, free: 10.07 MB / 1.139 GB
Notification: Performance of pre-optimization done (n=208): time 4.379e-06/0.5441, allocations: 0 / 1.436 GB, free: 10.07 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 0.1091/0.6532, allocations: 31.06 MB / 1.467 GB, free: 10.95 MB / 1.17 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001764/0.6534, allocations: 239.6 kB / 1.467 GB, free: 10.66 MB / 1.17 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002689/0.6561, allocations: 1.431 MB / 1.468 GB, free: 9.219 MB / 1.17 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005929/0.6567, allocations: 69.7 kB / 1.468 GB, free: 9.145 MB / 1.17 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001217/0.6579, allocations: 1.534 MB / 1.47 GB, free: 7.594 MB / 1.17 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001173/0.659, allocations: 0.9605 MB / 1.471 GB, free: 6.625 MB / 1.17 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001227/0.6603, allocations: 0.636 MB / 1.471 GB, free: 5.98 MB / 1.17 GB
Notification: Performance of setup shared object (initialization): time 0.0001239/0.6604, allocations: 301.1 kB / 1.472 GB, free: 5.684 MB / 1.17 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006381/0.6668, allocations: 2.698 MB / 1.474 GB, free: 2.977 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007312/0.6741, allocations: 3.571 MB / 1.478 GB, free: 15.02 MB / 1.186 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01387/0.688, allocations: 6.399 MB / 1.484 GB, free: 8.227 MB / 1.186 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.928e-05/0.688, allocations: 12 kB / 1.484 GB, free: 8.215 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 0.03044/0.7184, allocations: 10.96 MB / 1.495 GB, free: 13.15 MB / 1.201 GB
Notification: Performance of prepare postOptimizeDAE: time 4.842e-05/0.7185, allocations: 17.88 kB / 1.495 GB, free: 13.14 MB / 1.201 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.115e-05/0.7185, allocations: 24 kB / 1.495 GB, free: 13.11 MB / 1.201 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02069/0.7392, allocations: 5.544 MB / 1.5 GB, free: 7.555 MB / 1.201 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004554/0.7438, allocations: 0.9984 MB / 1.501 GB, free: 6.555 MB / 1.201 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04846/0.7922, allocations: 28.19 MB / 1.529 GB, free: 9.906 MB / 1.232 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004791/0.797, allocations: 0.5849 MB / 1.529 GB, free: 9.32 MB / 1.232 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000711/0.7977, allocations: 151.9 kB / 1.529 GB, free: 9.172 MB / 1.232 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009045/0.8068, allocations: 3.988 MB / 1.533 GB, free: 5.176 MB / 1.232 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007583/0.8144, allocations: 3.536 MB / 1.537 GB, free: 1.262 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09072/0.9051, allocations: 24.63 MB / 1.561 GB, free: 8.113 MB / 1.264 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.083e-05/0.9051, allocations: 8 kB / 1.561 GB, free: 8.105 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 0.02811/0.9332, allocations: 10.47 MB / 1.571 GB, free: 13.48 MB / 1.279 GB
Notification: Performance of prepare postOptimizeDAE: time 3.799e-05/0.9333, allocations: 19.94 kB / 1.571 GB, free: 13.46 MB / 1.279 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.894e-05/0.9333, allocations: 28 kB / 1.571 GB, free: 13.44 MB / 1.279 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01597/0.9493, allocations: 4.329 MB / 1.575 GB, free: 9.086 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004768/0.954, allocations: 1.037 MB / 1.576 GB, free: 8.047 MB / 1.279 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7073/1.661, allocations: 27.11 MB / 1.603 GB, free: 255.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004776/1.666, allocations: 0.5555 MB / 1.603 GB, free: 255.5 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003746/1.666, allocations: 150.2 kB / 1.604 GB, free: 255.5 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 0.00093/1.667, allocations: 397.8 kB / 1.604 GB, free: 255.3 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000622/1.668, allocations: 208.2 kB / 1.604 GB, free: 255.3 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 0.02881/1.697, allocations: 10.08 MB / 1.614 GB, free: 254.4 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.834e-05/1.697, allocations: 27.38 kB / 1.614 GB, free: 254.4 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.583e-05/1.697, allocations: 13.03 kB / 1.614 GB, free: 254.4 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.102e-05/1.697, allocations: 15.08 kB / 1.614 GB, free: 254.4 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 0.03307/1.73, allocations: 16.19 MB / 1.63 GB, free: 248.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.941e-05/1.73, allocations: 9.406 kB / 1.63 GB, free: 248.7 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003286/1.733, allocations: 0.7347 MB / 1.631 GB, free: 248.7 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01682/1.75, allocations: 5.179 MB / 1.636 GB, free: 248.1 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005213/1.751, allocations: 75.25 kB / 1.636 GB, free: 248.1 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03359/1.784, allocations: 27.27 MB / 1.662 GB, free: 230.3 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.097e-06/1.784, allocations: 14.61 kB / 1.662 GB, free: 230.2 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 0.02241/1.807, allocations: 10.02 MB / 1.672 GB, free: 220 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001489/1.808, allocations: 0.7279 MB / 1.673 GB, free: 219.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006143/1.809, allocations: 59.94 kB / 1.673 GB, free: 219.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003515/1.812, allocations: 0.507 MB / 1.673 GB, free: 218.7 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008146/1.813, allocations: 222.4 kB / 1.674 GB, free: 218.5 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003091/1.814, allocations: 95.95 kB / 1.674 GB, free: 218.4 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001371/1.815, allocations: 0.9684 MB / 1.675 GB, free: 217.4 MB / 1.295 GB
Notification: Performance of sort global known variables: time 9e-08/1.815, allocations: 4 kB / 1.675 GB, free: 217.4 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.006396/1.821, allocations: 1.843 MB / 1.676 GB, free: 215.5 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 0.02351/1.845, allocations: 10.69 MB / 1.687 GB, free: 204.6 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02626/1.871, allocations: 12.02 MB / 1.699 GB, free: 192.5 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.752e-05/1.871, allocations: 4.062 kB / 1.699 GB, free: 192.5 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009484/1.881, allocations: 4.275 MB / 1.703 GB, free: 188.2 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002593/1.883, allocations: 266.4 kB / 1.703 GB, free: 187.9 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 simCode: created linear, non-linear and system jacobian parts: time 0.08496/1.968, allocations: 41.56 MB / 1.744 GB, free: 145.1 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003638/1.972, allocations: 2.838 MB / 1.746 GB, free: 142.2 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.00444/1.976, allocations: 1.652 MB / 1.748 GB, free: 140.6 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002053/1.978, allocations: 1.21 MB / 1.749 GB, free: 139.4 MB / 1.295 GB
Notification: Performance of SimCode: time 2.234e-06/1.978, allocations: 0 / 1.749 GB, free: 139.4 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1406/2.119, allocations: 103.3 MB / 1.85 GB, free: 36.49 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.32/18.44, allocations: 7.719 kB / 1.85 GB, free: 36.48 MB / 1.295 GB
"
[Timeout remaining time 281]
(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 & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD_res.mat --tempDir=temp_Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=400 --tolerance=1e-06 Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 24.950400792062283]
Failed to read output from testmodel.py, exit status != 0:
18.575514158932492 18.584322803 18.159372158
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f261e562f50>