Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false)
Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo)
Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.000877/0.0008776, allocations: 98.72 kB / 16.02 MB, free: 76 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001033/0.001032, allocations: 184.9 kB / 16.92 MB, free: 6.895 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.884/1.884, allocations: 205.4 MB / 223.1 MB, free: 5.766 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.954/1.954, allocations: 292.7 MB / 0.5509 GB, free: 14.46 MB / 462.1 MB
Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.000555/0.000555, allocations: 14.91 kB / 0.675 GB, free: 26.01 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3345/0.335, allocations: 116.3 MB / 0.7886 GB, free: 11.54 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02136/0.3564, allocations: 17.54 MB / 0.8057 GB, free: 9.941 MB / 0.6231 GB
Notification: Performance of NFInst.instExpressions: time 0.01248/0.369, allocations: 6.818 MB / 0.8124 GB, free: 3.102 MB / 0.6231 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002292/0.3713, allocations: 47.81 kB / 0.8124 GB, free: 3.055 MB / 0.6231 GB
Notification: Performance of NFTyping.typeComponents: time 0.001161/0.3725, allocations: 377.3 kB / 0.8128 GB, free: 2.684 MB / 0.6231 GB
Notification: Performance of NFTyping.typeBindings: time 0.004297/0.3768, allocations: 1.335 MB / 0.8141 GB, free: 1.344 MB / 0.6231 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003719/0.3806, allocations: 0.9984 MB / 0.815 GB, free: 352 kB / 0.6231 GB
Notification: Performance of NFFlatten.flatten: time 0.011/0.3916, allocations: 8.518 MB / 0.8234 GB, free: 7.809 MB / 0.6387 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01344/0.4051, allocations: 8.34 MB / 0.8315 GB, free: 15.38 MB / 0.6544 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004101/0.4092, allocations: 1.666 MB / 0.8331 GB, free: 13.7 MB / 0.6544 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005666/0.4149, allocations: 2.644 MB / 0.8357 GB, free: 11.05 MB / 0.6544 GB
Notification: Performance of NFPackage.collectConstants: time 0.0008065/0.4158, allocations: 240 kB / 0.8359 GB, free: 10.82 MB / 0.6544 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003209/0.419, allocations: 1.178 MB / 0.8371 GB, free: 9.637 MB / 0.6544 GB
Notification: Performance of NFScalarize.scalarize: time 0.0025/0.4215, allocations: 1.89 MB / 0.8389 GB, free: 7.742 MB / 0.6544 GB
Notification: Performance of NFVerifyModel.verify: time 0.002434/0.4239, allocations: 1.802 MB / 0.8407 GB, free: 5.926 MB / 0.6544 GB
Notification: Performance of NFConvertDAE.convert: time 0.0103/0.4343, allocations: 6.472 MB / 0.847 GB, free: 15.44 MB / 0.67 GB
Notification: Performance of FrontEnd - DAE generated: time 1.109e-05/0.4343, allocations: 4 kB / 0.847 GB, free: 15.43 MB / 0.67 GB
Notification: Performance of FrontEnd: time 5.611e-06/0.4343, allocations: 0 / 0.847 GB, free: 15.43 MB / 0.67 GB
Notification: Performance of Transformations before backend: time 0.0003372/0.4347, allocations: 4 kB / 0.847 GB, free: 15.43 MB / 0.67 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.01204/0.4467, allocations: 3.09 MB / 0.85 GB, free: 12.28 MB / 0.67 GB
Notification: Performance of prepare preOptimizeDAE: time 5.708e-05/0.4468, allocations: 8.031 kB / 0.85 GB, free: 12.27 MB / 0.67 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01392/0.4607, allocations: 2.364 MB / 0.8524 GB, free: 9.902 MB / 0.67 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006653/0.4674, allocations: 2.155 MB / 0.8545 GB, free: 7.703 MB / 0.67 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003869/0.4679, allocations: 271.5 kB / 0.8547 GB, free: 7.438 MB / 0.67 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002011/0.4699, allocations: 347.9 kB / 0.8551 GB, free: 7.098 MB / 0.67 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02315/0.4931, allocations: 7.128 MB / 0.862 GB, free: 15.87 MB / 0.6856 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0002224/0.4934, allocations: 7.938 kB / 0.862 GB, free: 15.86 MB / 0.6856 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001763/0.4951, allocations: 152 kB / 0.8622 GB, free: 15.71 MB / 0.6856 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006541/0.4958, allocations: 334.1 kB / 0.8625 GB, free: 15.39 MB / 0.6856 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02083/0.5167, allocations: 7.005 MB / 0.8693 GB, free: 8.367 MB / 0.6856 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 0.04786/0.5646, allocations: 26.73 MB / 0.8954 GB, free: 11.45 MB / 0.7169 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009896/0.5745, allocations: 4.979 MB / 0.9003 GB, free: 6.164 MB / 0.7169 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006433/0.581, allocations: 2.593 MB / 0.9028 GB, free: 3.551 MB / 0.7169 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003429/0.5814, allocations: 138.9 kB / 0.903 GB, free: 3.398 MB / 0.7169 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.933e-05/0.5815, allocations: 56.56 kB / 0.903 GB, free: 3.332 MB / 0.7169 GB
Notification: Performance of pre-optimization done (n=208): time 4.258e-06/0.5815, allocations: 0 / 0.903 GB, free: 3.332 MB / 0.7169 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 0.7921/1.374, allocations: 31.03 MB / 0.9333 GB, free: 122.7 MB / 0.7325 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001136/1.374, allocations: 245 kB / 0.9335 GB, free: 122.4 MB / 0.7325 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002672/1.376, allocations: 1.447 MB / 0.935 GB, free: 121.9 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007757/1.377, allocations: 66.05 kB / 0.935 GB, free: 121.8 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001439/1.379, allocations: 1.498 MB / 0.9365 GB, free: 120.7 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001404/1.38, allocations: 0.917 MB / 0.9374 GB, free: 120 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005231/1.381, allocations: 260.1 kB / 0.9376 GB, free: 119.9 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 8.488e-05/1.381, allocations: 305.6 kB / 0.9379 GB, free: 119.6 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.007414/1.388, allocations: 2.654 MB / 0.9405 GB, free: 118.8 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.008343/1.397, allocations: 3.558 MB / 0.944 GB, free: 116.9 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01548/1.412, allocations: 6.383 MB / 0.9502 GB, free: 113.8 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001242/1.412, allocations: 7.625 kB / 0.9502 GB, free: 113.8 MB / 0.7325 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 0.03626/1.449, allocations: 11.06 MB / 0.961 GB, free: 108.7 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007626/1.449, allocations: 0.8648 MB / 0.9619 GB, free: 107.5 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.848e-05/1.449, allocations: 27.53 kB / 0.9619 GB, free: 107.5 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02226/1.472, allocations: 5.886 MB / 0.9677 GB, free: 104.8 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004711/1.476, allocations: 0.9825 MB / 0.9686 GB, free: 104.5 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03922/1.516, allocations: 25.92 MB / 0.9939 GB, free: 79.95 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005235/1.521, allocations: 0.5536 MB / 0.9945 GB, free: 79.39 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009231/1.522, allocations: 155.9 kB / 0.9946 GB, free: 79.24 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 1.137e-05/1.522, allocations: 4 kB / 0.9946 GB, free: 79.24 MB / 0.7325 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.007805/1.53, allocations: 3.097 MB / 0.9976 GB, free: 76.12 MB / 0.7325 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated