Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.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)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo", uses=false)
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-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: translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001791/0.001791, allocations: 101.5 kB / 16.27 MB, free: 5.898 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002025/0.002025, allocations: 187.5 kB / 17.2 MB, free: 5.535 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.546/1.546, allocations: 222.9 MB / 240.9 MB, free: 15.26 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.8102/0.8102, allocations: 125.4 MB / 416.4 MB, free: 13.6 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.001936/0.001936, allocations: 63.91 kB / 0.4942 GB, free: 4.363 MB / 414.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4277/0.4297, allocations: 78.56 MB / 0.5709 GB, free: 31.42 MB / 446.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.0187/0.4484, allocations: 18.16 MB / 0.5886 GB, free: 18.64 MB / 446.1 MB
Notification: Performance of NFInst.instExpressions: time 0.01095/0.4594, allocations: 6.801 MB / 0.5953 GB, free: 13.3 MB / 446.1 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002489/0.4619, allocations: 56.09 kB / 0.5953 GB, free: 13.29 MB / 446.1 MB
Notification: Performance of NFTyping.typeComponents: time 0.003472/0.4655, allocations: 1.455 MB / 0.5967 GB, free: 12.16 MB / 446.1 MB
Notification: Performance of NFTyping.typeBindings: time 0.004035/0.4695, allocations: 1.424 MB / 0.5981 GB, free: 11.03 MB / 446.1 MB
Notification: Performance of NFTyping.typeClassSections: time 0.003064/0.4726, allocations: 1.276 MB / 0.5994 GB, free: 10.03 MB / 446.1 MB
Notification: Performance of NFFlatten.flatten: time 0.004799/0.4774, allocations: 5.44 MB / 0.6047 GB, free: 4.848 MB / 446.1 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.007325/0.4847, allocations: 7.192 MB / 0.6117 GB, free: 13.6 MB / 462.1 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.004144/0.4889, allocations: 2.349 MB / 0.614 GB, free: 11.24 MB / 462.1 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.005439/0.4944, allocations: 2.953 MB / 0.6169 GB, free: 8.281 MB / 462.1 MB
Notification: Performance of NFPackage.collectConstants: time 0.001462/0.4959, allocations: 0.5117 MB / 0.6174 GB, free: 7.77 MB / 462.1 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.003193/0.4991, allocations: 1.256 MB / 0.6186 GB, free: 6.512 MB / 462.1 MB
Notification: Performance of NFScalarize.scalarize: time 0.002881/0.502, allocations: 2.23 MB / 0.6208 GB, free: 4.277 MB / 462.1 MB
Notification: Performance of NFVerifyModel.verify: time 0.00333/0.5053, allocations: 2.171 MB / 0.6229 GB, free: 2.098 MB / 462.1 MB
Notification: Performance of NFConvertDAE.convert: time 0.009085/0.5144, allocations: 7.682 MB / 0.6304 GB, free: 10.39 MB / 478.1 MB
Notification: Performance of FrontEnd - DAE generated: time 5.31e-06/0.5145, allocations: 0 / 0.6304 GB, free: 10.39 MB / 478.1 MB
Notification: Performance of FrontEnd: time 1.673e-06/0.5145, allocations: 4 kB / 0.6304 GB, free: 10.39 MB / 478.1 MB
Notification: Performance of Transformations before backend: time 0.0001769/0.5147, allocations: 4 kB / 0.6304 GB, free: 10.39 MB / 478.1 MB
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 0.00909/0.5238, allocations: 3.784 MB / 0.6341 GB, free: 6.543 MB / 478.1 MB
Notification: Performance of prepare preOptimizeDAE: time 4.459e-05/0.5238, allocations: 8.031 kB / 0.6341 GB, free: 6.535 MB / 478.1 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01278/0.5366, allocations: 2.403 MB / 0.6365 GB, free: 4.125 MB / 478.1 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005495/0.5421, allocations: 2.147 MB / 0.6386 GB, free: 1.934 MB / 478.1 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002567/0.5424, allocations: 271.4 kB / 0.6388 GB, free: 1.668 MB / 478.1 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001183/0.5436, allocations: 351.8 kB / 0.6392 GB, free: 1.324 MB / 478.1 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01609/0.5597, allocations: 7.122 MB / 0.6461 GB, free: 10.1 MB / 494.1 MB
Notification: Performance of preOpt findStateOrder (simulation): time 8e-05/0.5598, allocations: 7.938 kB / 0.6461 GB, free: 10.09 MB / 494.1 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004808/0.5603, allocations: 143.9 kB / 0.6463 GB, free: 9.949 MB / 494.1 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000473/0.5608, allocations: 338 kB / 0.6466 GB, free: 9.617 MB / 494.1 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01646/0.5773, allocations: 7.024 MB / 0.6534 GB, free: 2.582 MB / 494.1 MB
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 0.03936/0.6166, allocations: 26.62 MB / 0.6794 GB, free: 5.781 MB / 0.5137 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008793/0.6255, allocations: 4.984 MB / 0.6843 GB, free: 0.4961 MB / 0.5137 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006397/0.6319, allocations: 2.608 MB / 0.6869 GB, free: 13.87 MB / 0.5294 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003426/0.6323, allocations: 127 kB / 0.687 GB, free: 13.73 MB / 0.5294 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.846e-05/0.6324, allocations: 64.56 kB / 0.687 GB, free: 13.65 MB / 0.5294 GB
Notification: Performance of pre-optimization done (n=208): time 6.342e-06/0.6324, allocations: 0 / 0.687 GB, free: 13.65 MB / 0.5294 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 0.1132/0.7456, allocations: 30.9 MB / 0.7172 GB, free: 14.67 MB / 0.5606 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001797/0.7458, allocations: 243.6 kB / 0.7174 GB, free: 14.39 MB / 0.5606 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002837/0.7486, allocations: 1.423 MB / 0.7188 GB, free: 12.95 MB / 0.5606 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006843/0.7493, allocations: 73.7 kB / 0.7189 GB, free: 12.88 MB / 0.5606 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001488/0.7508, allocations: 1.485 MB / 0.7204 GB, free: 11.37 MB / 0.5606 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001505/0.7523, allocations: 0.9204 MB / 0.7213 GB, free: 10.43 MB / 0.5606 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001301/0.7537, allocations: 0.6318 MB / 0.7219 GB, free: 9.793 MB / 0.5606 GB
Notification: Performance of setup shared object (initialization): time 0.000151/0.7538, allocations: 305.1 kB / 0.7222 GB, free: 9.492 MB / 0.5606 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006983/0.7608, allocations: 2.69 MB / 0.7248 GB, free: 6.793 MB / 0.5606 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.008347/0.7692, allocations: 3.572 MB / 0.7283 GB, free: 2.84 MB / 0.5606 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01499/0.7842, allocations: 6.41 MB / 0.7345 GB, free: 12.03 MB / 0.5762 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.148e-05/0.7843, allocations: 4 kB / 0.7345 GB, free: 12.03 MB / 0.5762 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 0.0335/0.8178, allocations: 11.03 MB / 0.7453 GB, free: 0.8906 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 5.735e-05/0.8179, allocations: 16 kB / 0.7453 GB, free: 0.875 MB / 0.5762 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.965e-05/0.818, allocations: 27.98 kB / 0.7454 GB, free: 0.8477 MB / 0.5762 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.3998/1.218, allocations: 5.553 MB / 0.7508 GB, free: 151.4 MB / 0.5762 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00472/1.222, allocations: 0.9978 MB / 0.7518 GB, free: 151.4 MB / 0.5762 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03825/1.261, allocations: 28.18 MB / 0.7793 GB, free: 136.8 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00467/1.265, allocations: 0.5728 MB / 0.7798 GB, free: 136.5 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003903/1.266, allocations: 152.4 kB / 0.78 GB, free: 136.5 MB / 0.5762 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006832/1.273, allocations: 3.987 MB / 0.7839 GB, free: 134.3 MB / 0.5762 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005433/1.278, allocations: 3.536 MB / 0.7873 GB, free: 131.6 MB / 0.5762 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07596/1.354, allocations: 24.68 MB / 0.8114 GB, free: 106.4 MB / 0.5762 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.844e-05/1.354, allocations: 8 kB / 0.8114 GB, free: 106.4 MB / 0.5762 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 0.02221/1.376, allocations: 10.53 MB / 0.8217 GB, free: 95.86 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 3.079e-05/1.376, allocations: 16 kB / 0.8217 GB, free: 95.84 MB / 0.5762 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.094e-05/1.377, allocations: 25.88 kB / 0.8218 GB, free: 95.82 MB / 0.5762 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01333/1.39, allocations: 4.346 MB / 0.826 GB, free: 91.46 MB / 0.5762 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004238/1.394, allocations: 1.042 MB / 0.827 GB, free: 90.41 MB / 0.5762 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02755/1.422, allocations: 27.12 MB / 0.8535 GB, free: 62.64 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004783/1.427, allocations: 0.5503 MB / 0.854 GB, free: 62.09 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005248/1.427, allocations: 148 kB / 0.8542 GB, free: 61.95 MB / 0.5762 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.i1[2] - line2.i3[2]
         0.0 = (-line2.i2[1]) - line2.i1[1] - line2.i3[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 0.001028/1.428, allocations: 408.8 kB / 0.8546 GB, free: 61.56 MB / 0.5762 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005549/1.429, allocations: 197.7 kB / 0.8548 GB, free: 61.36 MB / 0.5762 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 0.02348/1.452, allocations: 10.16 MB / 0.8647 GB, free: 51.13 MB / 0.5762 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.114e-05/1.452, allocations: 28 kB / 0.8647 GB, free: 51.11 MB / 0.5762 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.36e-05/1.452, allocations: 16 kB / 0.8647 GB, free: 51.09 MB / 0.5762 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.434e-05/1.452, allocations: 11.95 kB / 0.8647 GB, free: 51.08 MB / 0.5762 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 0.03164/1.484, allocations: 16.31 MB / 0.8807 GB, free: 34.6 MB / 0.5762 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.881e-05/1.484, allocations: 11.94 kB / 0.8807 GB, free: 34.59 MB / 0.5762 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003391/1.487, allocations: 0.7377 MB / 0.8814 GB, free: 33.85 MB / 0.5762 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01722/1.505, allocations: 5.193 MB / 0.8865 GB, free: 28.64 MB / 0.5762 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0008056/1.506, allocations: 79.94 kB / 0.8865 GB, free: 28.56 MB / 0.5762 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03397/1.54, allocations: 27.26 MB / 0.9132 GB, free: 0.8086 MB / 0.5762 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.454e-06/1.54, allocations: 12.03 kB / 0.9132 GB, free: 0.7969 MB / 0.5762 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 0.02815/1.568, allocations: 10.09 MB / 0.923 GB, free: 6.473 MB / 0.5919 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002227/1.57, allocations: 0.7163 MB / 0.9237 GB, free: 5.738 MB / 0.5919 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0009119/1.571, allocations: 59.98 kB / 0.9238 GB, free: 5.68 MB / 0.5919 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004164/1.575, allocations: 0.5093 MB / 0.9243 GB, free: 5.172 MB / 0.5919 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0012/1.576, allocations: 226.3 kB / 0.9245 GB, free: 4.949 MB / 0.5919 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005218/1.577, allocations: 91.95 kB / 0.9246 GB, free: 4.859 MB / 0.5919 GB
Notification: Performance of sorting global known variables: time 0.002148/1.579, allocations: 0.9762 MB / 0.9255 GB, free: 3.879 MB / 0.5919 GB
Notification: Performance of sort global known variables: time 1.9e-07/1.579, allocations: 0 / 0.9255 GB, free: 3.879 MB / 0.5919 GB
Notification: Performance of remove unused functions: time 0.01009/1.589, allocations: 1.84 MB / 0.9273 GB, free: 2.039 MB / 0.5919 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.001007/1.59, allocations: 186.1 kB / 0.9275 GB, free: 1.855 MB / 0.5919 GB
Notification: Performance of simCode: created initialization part: time 0.03958/1.63, allocations: 14.41 MB / 0.9416 GB, free: 3.363 MB / 0.6075 GB
Notification: Performance of simCode: created event and clocks part: time 3.485e-05/1.63, allocations: 4 kB / 0.9416 GB, free: 3.359 MB / 0.6075 GB
Notification: Performance of simCode: created simulation system equations: time 0.01293/1.643, allocations: 4.407 MB / 0.9459 GB, free: 14.92 MB / 0.6231 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003531/1.646, allocations: 265 kB / 0.9461 GB, free: 14.67 MB / 0.6231 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02835/1.675, allocations: 9.017 MB / 0.955 GB, free: 5.562 MB / 0.6231 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005739/1.681, allocations: 2.836 MB / 0.9577 GB, free: 2.691 MB / 0.6231 GB
Notification: Performance of simCode: alias equations: time 0.006848/1.687, allocations: 1.66 MB / 0.9593 GB, free: 1.027 MB / 0.6231 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001036/1.689, allocations: 167.3 kB / 0.9595 GB, free: 0.8633 MB / 0.6231 GB
Notification: Performance of SimCode: time 1.633e-06/1.689, allocations: 0 / 0.9595 GB, free: 0.8633 MB / 0.6231 GB
Notification: Performance of Templates: time 0.4786/2.167, allocations: 77.54 MB / 1.035 GB, free: 197.6 MB / 0.6544 GB
make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile
(rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)