Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 8.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.896/2.896, allocations: 287.5 MB / 302.4 MB, free: 8.262 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001483/0.001483, allocations: 180.9 kB / 371 MB, free: 10.89 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.158/2.158, allocations: 205.4 MB / 0.6297 GB, free: 10.63 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001036/0.001035, allocations: 97.66 kB / 0.743 GB, free: 6.633 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0007278/0.0007282, allocations: 11.94 kB / 0.8658 GB, free: 140.3 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2292/0.23, allocations: 115.3 MB / 0.9784 GB, free: 28.36 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02407/0.2541, allocations: 16.46 MB / 0.9945 GB, free: 11.84 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01435/0.2685, allocations: 6.465 MB / 1.001 GB, free: 5.359 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00198/0.2706, allocations: 43.88 kB / 1.001 GB, free: 5.316 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001696/0.2723, allocations: 369.3 kB / 1.001 GB, free: 4.953 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.004148/0.2765, allocations: 1.136 MB / 1.002 GB, free: 3.812 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003386/0.2799, allocations: 0.7612 MB / 1.003 GB, free: 3.051 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.01013/0.2901, allocations: 6.462 MB / 1.009 GB, free: 12.57 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0188/0.309, allocations: 7.438 MB / 1.017 GB, free: 5.074 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004767/0.3138, allocations: 1.701 MB / 1.018 GB, free: 3.367 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006776/0.3206, allocations: 2.602 MB / 1.021 GB, free: 0.7578 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001683/0.3224, allocations: 240 kB / 1.021 GB, free: 0.5234 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00407/0.3265, allocations: 0.6673 MB / 1.022 GB, free: 15.86 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.004537/0.3311, allocations: 1.879 MB / 1.024 GB, free: 13.97 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.002417/0.3336, allocations: 0.6914 MB / 1.024 GB, free: 13.27 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.0119/0.3455, allocations: 6.406 MB / 1.03 GB, free: 6.852 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 8.175e-06/0.3456, allocations: 4 kB / 1.03 GB, free: 6.848 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 4.268e-06/0.3456, allocations: 0 / 1.03 GB, free: 6.848 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002503/0.3459, allocations: 0 / 1.03 GB, free: 6.848 MB / 0.6511 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 0.0125/0.3584, allocations: 3.109 MB / 1.033 GB, free: 3.68 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 5.92e-05/0.3585, allocations: 12.02 kB / 1.033 GB, free: 3.668 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02303/0.3815, allocations: 2.34 MB / 1.036 GB, free: 1.32 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007405/0.389, allocations: 2.119 MB / 1.038 GB, free: 15.16 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.00044/0.3895, allocations: 275 kB / 1.038 GB, free: 14.89 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001796/0.3913, allocations: 344 kB / 1.038 GB, free: 14.55 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02727/0.4186, allocations: 7.064 MB / 1.045 GB, free: 7.383 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.000174/0.4188, allocations: 4 kB / 1.045 GB, free: 7.379 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00158/0.4204, allocations: 148 kB / 1.045 GB, free: 7.234 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009921/0.4214, allocations: 334 kB / 1.046 GB, free: 6.906 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03/0.4515, allocations: 6.965 MB / 1.053 GB, free: 15.93 MB / 0.6823 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 0.7/1.152, allocations: 26.56 MB / 1.079 GB, free: 71.64 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01591/1.168, allocations: 4.977 MB / 1.083 GB, free: 68.91 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01177/1.179, allocations: 2.606 MB / 1.086 GB, free: 68.16 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000551/1.18, allocations: 132.9 kB / 1.086 GB, free: 68.06 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.037e-05/1.18, allocations: 63.16 kB / 1.086 GB, free: 68 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 5.41e-06/1.18, allocations: 0 / 1.086 GB, free: 68 MB / 0.6823 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 0.2063/1.386, allocations: 30.92 MB / 1.116 GB, free: 56.53 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001336/1.387, allocations: 239.2 kB / 1.117 GB, free: 56.27 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.004978/1.392, allocations: 1.398 MB / 1.118 GB, free: 55.52 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.001038/1.393, allocations: 72.95 kB / 1.118 GB, free: 55.45 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001801/1.395, allocations: 1.483 MB / 1.119 GB, free: 54.15 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.002204/1.397, allocations: 0.9186 MB / 1.12 GB, free: 53.36 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009708/1.398, allocations: 67.12 kB / 1.12 GB, free: 53.3 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0004776/1.398, allocations: 442.8 kB / 1.121 GB, free: 52.9 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.016/1.414, allocations: 2.641 MB / 1.123 GB, free: 51.54 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01718/1.432, allocations: 3.54 MB / 1.127 GB, free: 49.03 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01774/1.45, allocations: 3.093 MB / 1.13 GB, free: 47.22 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.802e-05/1.45, allocations: 12 kB / 1.13 GB, free: 47.21 MB / 0.6823 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 0.07051/1.52, allocations: 10.99 MB / 1.141 GB, free: 36.11 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0009465/1.521, allocations: 0.8723 MB / 1.141 GB, free: 34.87 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.857e-05/1.521, allocations: 24 kB / 1.142 GB, free: 34.84 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.06117/1.582, allocations: 5.881 MB / 1.147 GB, free: 28.95 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0124/1.595, allocations: 0.9869 MB / 1.148 GB, free: 27.96 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.08604/1.681, allocations: 25.87 MB / 1.173 GB, free: 1.664 MB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007387/1.689, allocations: 0.5575 MB / 1.174 GB, free: 1.105 MB / 0.6823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007251/1.689, allocations: 159.9 kB / 1.174 GB, free: 0.9492 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 1.269e-05/1.689, allocations: 11.89 kB / 1.174 GB, free: 0.9375 MB / 0.6823 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 0.0124/1.702, allocations: 3.079 MB / 1.177 GB, free: 13.83 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated