Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001899/0.001899, allocations: 102.7 kB / 16.45 MB, free: 6.504 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002113/0.002113, allocations: 192.6 kB / 19.41 MB, free: 3.68 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.405/1.405, allocations: 225.6 MB / 247.8 MB, free: 13.95 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 3.083/3.083, allocations: 497.2 MB / 0.7811 GB, free: 33.66 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_latest_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_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 0.001907/0.001907, allocations: 67.08 kB / 1.134 GB, free: 33.75 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3357/0.3376, allocations: 173.9 MB / 1.304 GB, free: 1.523 MB / 0.9981 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02426/0.3618, allocations: 18.52 MB / 1.322 GB, free: 14.93 MB / 1.029 GB
Notification: Performance of NFInst.instExpressions: time 0.0124/0.3742, allocations: 6.862 MB / 1.329 GB, free: 8.055 MB / 1.029 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001646/0.3759, allocations: 55.88 kB / 1.329 GB, free: 8 MB / 1.029 GB
Notification: Performance of NFTyping.typeComponents: time 0.004074/0.3799, allocations: 1.495 MB / 1.33 GB, free: 6.5 MB / 1.029 GB
Notification: Performance of NFTyping.typeBindings: time 0.004043/0.384, allocations: 1.443 MB / 1.332 GB, free: 5.051 MB / 1.029 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00361/0.3876, allocations: 1.263 MB / 1.333 GB, free: 3.789 MB / 1.029 GB
Notification: Performance of NFFlatten.flatten: time 0.007524/0.3951, allocations: 5.453 MB / 1.338 GB, free: 14.32 MB / 1.045 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008685/0.4038, allocations: 5.155 MB / 1.343 GB, free: 9.059 MB / 1.045 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00503/0.4088, allocations: 2.361 MB / 1.346 GB, free: 6.691 MB / 1.045 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006035/0.4149, allocations: 3.155 MB / 1.349 GB, free: 3.527 MB / 1.045 GB
Notification: Performance of NFPackage.collectConstants: time 0.001696/0.4166, allocations: 0.5156 MB / 1.349 GB, free: 3.012 MB / 1.045 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003549/0.4201, allocations: 1.28 MB / 1.35 GB, free: 1.73 MB / 1.045 GB
Notification: Performance of NFScalarize.scalarize: time 0.003456/0.4236, allocations: 2.299 MB / 1.353 GB, free: 15.43 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.004056/0.4276, allocations: 2.171 MB / 1.355 GB, free: 13.25 MB / 1.061 GB
Notification: Performance of NFConvertDAE.convert: time 0.01086/0.4385, allocations: 7.745 MB / 1.362 GB, free: 5.477 MB / 1.061 GB
Notification: Performance of FrontEnd - DAE generated: time 6.172e-06/0.4385, allocations: 0 / 1.362 GB, free: 5.477 MB / 1.061 GB
Notification: Performance of FrontEnd: time 1.353e-06/0.4385, allocations: 0 / 1.362 GB, free: 5.477 MB / 1.061 GB
Notification: Performance of Transformations before backend: time 0.0002381/0.4387, allocations: 0 / 1.362 GB, free: 5.477 MB / 1.061 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 0.01032/0.4491, allocations: 3.868 MB / 1.366 GB, free: 1.543 MB / 1.061 GB
Notification: Performance of prepare preOptimizeDAE: time 5.225e-05/0.4491, allocations: 12.92 kB / 1.366 GB, free: 1.531 MB / 1.061 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001202/0.4503, allocations: 0.5383 MB / 1.367 GB, free: 0.9844 MB / 1.061 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01335/0.4637, allocations: 2.425 MB / 1.369 GB, free: 14.55 MB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006534/0.4702, allocations: 2.179 MB / 1.371 GB, free: 12.33 MB / 1.076 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003075/0.4705, allocations: 271.2 kB / 1.371 GB, free: 12.06 MB / 1.076 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001655/0.4721, allocations: 340 kB / 1.372 GB, free: 11.73 MB / 1.076 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0173/0.4894, allocations: 7.13 MB / 1.379 GB, free: 4.496 MB / 1.076 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.149e-05/0.4895, allocations: 4 kB / 1.379 GB, free: 4.492 MB / 1.076 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005532/0.4901, allocations: 144 kB / 1.379 GB, free: 4.352 MB / 1.076 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005053/0.4906, allocations: 338 kB / 1.379 GB, free: 4.02 MB / 1.076 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01799/0.5086, allocations: 7.035 MB / 1.386 GB, free: 12.96 MB / 1.092 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 0.04414/0.5527, allocations: 26.47 MB / 1.412 GB, free: 332 kB / 1.107 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009252/0.562, allocations: 4.857 MB / 1.417 GB, free: 11.17 MB / 1.123 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006284/0.5683, allocations: 2.54 MB / 1.419 GB, free: 8.605 MB / 1.123 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003357/0.5686, allocations: 135 kB / 1.419 GB, free: 8.453 MB / 1.123 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.205e-05/0.5686, allocations: 60.56 kB / 1.419 GB, free: 8.387 MB / 1.123 GB
Notification: Performance of pre-optimization done (n=208): time 3.837e-06/0.5686, allocations: 0 / 1.419 GB, free: 8.387 MB / 1.123 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 0.105/0.6737, allocations: 31.06 MB / 1.45 GB, free: 9.273 MB / 1.154 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001694/0.6739, allocations: 239.6 kB / 1.45 GB, free: 8.988 MB / 1.154 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002364/0.6762, allocations: 1.427 MB / 1.451 GB, free: 7.551 MB / 1.154 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005887/0.6768, allocations: 69.7 kB / 1.451 GB, free: 7.477 MB / 1.154 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001176/0.678, allocations: 1.538 MB / 1.453 GB, free: 5.922 MB / 1.154 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001189/0.6792, allocations: 0.9683 MB / 1.454 GB, free: 4.945 MB / 1.154 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001187/0.6804, allocations: 0.6321 MB / 1.454 GB, free: 4.305 MB / 1.154 GB
Notification: Performance of setup shared object (initialization): time 0.0001203/0.6805, allocations: 301.1 kB / 1.455 GB, free: 4.008 MB / 1.154 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005993/0.6865, allocations: 2.69 MB / 1.457 GB, free: 1.309 MB / 1.154 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006898/0.6934, allocations: 3.571 MB / 1.461 GB, free: 13.36 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01317/0.7065, allocations: 6.414 MB / 1.467 GB, free: 6.543 MB / 1.17 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.058e-05/0.7066, allocations: 8 kB / 1.467 GB, free: 6.535 MB / 1.17 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 0.03054/0.7371, allocations: 10.94 MB / 1.478 GB, free: 11.48 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 4.474e-05/0.7372, allocations: 16 kB / 1.478 GB, free: 11.46 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.334e-05/0.7372, allocations: 31.94 kB / 1.478 GB, free: 11.43 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02039/0.7576, allocations: 5.548 MB / 1.483 GB, free: 5.875 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004516/0.7621, allocations: 0.9906 MB / 1.484 GB, free: 4.883 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04649/0.8086, allocations: 28.22 MB / 1.512 GB, free: 8.211 MB / 1.217 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004683/0.8133, allocations: 0.581 MB / 1.512 GB, free: 7.629 MB / 1.217 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006381/0.8139, allocations: 155.9 kB / 1.513 GB, free: 7.477 MB / 1.217 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008652/0.8226, allocations: 3.984 MB / 1.516 GB, free: 3.484 MB / 1.217 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00774/0.8303, allocations: 3.54 MB / 1.52 GB, free: 15.57 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09044/0.9208, allocations: 24.63 MB / 1.544 GB, free: 6.426 MB / 1.248 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.884e-05/0.9208, allocations: 11.98 kB / 1.544 GB, free: 6.414 MB / 1.248 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 0.02711/0.9479, allocations: 10.48 MB / 1.554 GB, free: 11.8 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 4.375e-05/0.948, allocations: 16.38 kB / 1.554 GB, free: 11.78 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.556e-05/0.948, allocations: 24 kB / 1.554 GB, free: 11.76 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01553/0.9635, allocations: 4.33 MB / 1.558 GB, free: 7.414 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004706/0.9682, allocations: 1.041 MB / 1.559 GB, free: 6.371 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03883/1.007, allocations: 27.12 MB / 1.586 GB, free: 10.52 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004329/1.011, allocations: 0.5537 MB / 1.586 GB, free: 9.969 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000398/1.012, allocations: 155.9 kB / 1.587 GB, free: 9.816 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 0.0009691/1.013, allocations: 408.2 kB / 1.587 GB, free: 9.414 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005954/1.013, allocations: 202.7 kB / 1.587 GB, free: 9.215 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 0.02655/1.04, allocations: 10.08 MB / 1.597 GB, free: 15.06 MB / 1.311 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.239e-05/1.04, allocations: 31.98 kB / 1.597 GB, free: 15.03 MB / 1.311 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.777e-05/1.04, allocations: 12 kB / 1.597 GB, free: 15.02 MB / 1.311 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.569e-05/1.04, allocations: 15.95 kB / 1.597 GB, free: 15 MB / 1.311 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 0.6714/1.711, allocations: 16.17 MB / 1.613 GB, free: 283.8 MB / 1.311 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.704e-05/1.712, allocations: 7.281 kB / 1.613 GB, free: 283.8 MB / 1.311 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003634/1.715, allocations: 0.7351 MB / 1.614 GB, free: 283.8 MB / 1.311 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01874/1.734, allocations: 5.178 MB / 1.619 GB, free: 283.7 MB / 1.311 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006896/1.735, allocations: 73.42 kB / 1.619 GB, free: 283.7 MB / 1.311 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03987/1.774, allocations: 27.27 MB / 1.645 GB, free: 272.4 MB / 1.311 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.664e-06/1.774, allocations: 11.94 kB / 1.645 GB, free: 272.3 MB / 1.311 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 0.02172/1.796, allocations: 10.02 MB / 1.655 GB, free: 269.2 MB / 1.311 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002153/1.798, allocations: 0.7292 MB / 1.656 GB, free: 268.9 MB / 1.311 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005022/1.799, allocations: 54.59 kB / 1.656 GB, free: 268.9 MB / 1.311 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003146/1.802, allocations: 0.5089 MB / 1.656 GB, free: 268.8 MB / 1.311 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007683/1.803, allocations: 230 kB / 1.657 GB, free: 268.8 MB / 1.311 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002116/1.803, allocations: 92.36 kB / 1.657 GB, free: 268.8 MB / 1.311 GB
Notification: Performance of sorting global known variables: time 0.001211/1.804, allocations: 0.9747 MB / 1.658 GB, free: 268.4 MB / 1.311 GB
Notification: Performance of sort global known variables: time 1e-07/1.804, allocations: 0 / 1.658 GB, free: 268.4 MB / 1.311 GB
Notification: Performance of remove unused functions: time 0.005419/1.81, allocations: 1.844 MB / 1.659 GB, free: 268.2 MB / 1.311 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 0.02242/1.832, allocations: 10.67 MB / 1.67 GB, free: 262.5 MB / 1.311 GB
Notification: Performance of simCode: created initialization part: time 0.02412/1.856, allocations: 12.03 MB / 1.682 GB, free: 250.4 MB / 1.311 GB
Notification: Performance of simCode: created event and clocks part: time 2.082e-05/1.856, allocations: 4 kB / 1.682 GB, free: 250.4 MB / 1.311 GB
Notification: Performance of simCode: created simulation system equations: time 0.008896/1.865, allocations: 4.268 MB / 1.686 GB, free: 246.1 MB / 1.311 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00197/1.867, allocations: 273 kB / 1.686 GB, free: 245.9 MB / 1.311 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 0.0777/1.945, allocations: 41.56 MB / 1.727 GB, free: 203.1 MB / 1.311 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002651/1.947, allocations: 2.835 MB / 1.729 GB, free: 200.2 MB / 1.311 GB
Notification: Performance of simCode: alias equations: time 0.003888/1.951, allocations: 1.666 MB / 1.731 GB, free: 198.6 MB / 1.311 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001406/1.953, allocations: 1.206 MB / 1.732 GB, free: 197.4 MB / 1.311 GB
Notification: Performance of SimCode: time 1.383e-06/1.953, allocations: 0 / 1.732 GB, free: 197.4 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.141/2.094, allocations: 103.3 MB / 1.833 GB, free: 94.49 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.35/18.45, allocations: 7.703 kB / 1.833 GB, free: 94.48 MB / 1.311 GB
"
[Timeout remaining time 281]
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD_res.mat --tempDir=temp_Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=800 --tolerance=1e-06 Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 840.0]
[Calling os._exit(0), Time elapsed: 24.921824622899294]
Failed to read output from testmodel.py, exit status != 0:
18.58369298186153 18.599781031 18.157854493
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f1660a7e020>