Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/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 7.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_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_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.222/2.222, allocations: 251.1 MB / 266.7 MB, free: 11.57 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001329/0.001329, allocations: 178 kB / 326.3 MB, free: 2.863 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.616/2.616, allocations: 205.4 MB / 0.5772 GB, free: 20.77 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009548/0.0009545, allocations: 98.23 kB / 0.6817 GB, free: 13.65 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.000646/0.0006461, allocations: 11.97 kB / 0.7958 GB, free: 135.4 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2097/0.2104, allocations: 106.3 MB / 0.8995 GB, free: 65.5 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02381/0.2343, allocations: 16.48 MB / 0.9156 GB, free: 48.97 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01331/0.2476, allocations: 6.477 MB / 0.9219 GB, free: 42.47 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001926/0.2496, allocations: 43.88 kB / 0.922 GB, free: 42.43 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.001397/0.251, allocations: 369.3 kB / 0.9223 GB, free: 42.07 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003939/0.255, allocations: 1.128 MB / 0.9234 GB, free: 40.93 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003255/0.2583, allocations: 0.7662 MB / 0.9242 GB, free: 40.17 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.007987/0.2663, allocations: 6.47 MB / 0.9305 GB, free: 33.68 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01435/0.2807, allocations: 7.696 MB / 0.938 GB, free: 25.91 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003399/0.2842, allocations: 1.701 MB / 0.9397 GB, free: 24.21 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005286/0.2895, allocations: 2.606 MB / 0.9422 GB, free: 21.59 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.001169/0.2908, allocations: 236 kB / 0.9425 GB, free: 21.36 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002951/0.2937, allocations: 0.6751 MB / 0.9431 GB, free: 20.69 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.00364/0.2974, allocations: 1.879 MB / 0.9449 GB, free: 18.8 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.00186/0.2993, allocations: 0.6875 MB / 0.9456 GB, free: 18.11 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.009059/0.3084, allocations: 6.406 MB / 0.9519 GB, free: 11.69 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 7.434e-06/0.3085, allocations: 0 / 0.9519 GB, free: 11.69 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.976e-06/0.3085, allocations: 0 / 0.9519 GB, free: 11.69 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0002283/0.3088, allocations: 4 kB / 0.9519 GB, free: 11.68 MB / 0.6042 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 0.01054/0.3193, allocations: 3.101 MB / 0.9549 GB, free: 8.523 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 5.081e-05/0.3194, allocations: 8.031 kB / 0.9549 GB, free: 8.516 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02154/0.3409, allocations: 2.345 MB / 0.9572 GB, free: 6.164 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006417/0.3474, allocations: 2.124 MB / 0.9593 GB, free: 3.996 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002402/0.3477, allocations: 263.4 kB / 0.9595 GB, free: 3.738 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001366/0.3491, allocations: 351.8 kB / 0.9599 GB, free: 3.395 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02383/0.3729, allocations: 7.071 MB / 0.9668 GB, free: 12.22 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001211/0.3731, allocations: 3.938 kB / 0.9668 GB, free: 12.22 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008704/0.374, allocations: 148 kB / 0.9669 GB, free: 12.07 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000832/0.3748, allocations: 330 kB / 0.9672 GB, free: 11.75 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02895/0.4038, allocations: 6.961 MB / 0.974 GB, free: 4.773 MB / 0.6198 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 0.05356/0.4574, allocations: 26.59 MB / 1 GB, free: 8.008 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01484/0.4723, allocations: 4.987 MB / 1.005 GB, free: 2.711 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.011/0.4833, allocations: 2.596 MB / 1.007 GB, free: 92 kB / 0.6511 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004679/0.4838, allocations: 131 kB / 1.008 GB, free: 15.95 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.474e-05/0.4839, allocations: 64.5 kB / 1.008 GB, free: 15.87 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 2.069e-05/0.484, allocations: 0 / 1.008 GB, free: 15.87 MB / 0.6667 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 0.2011/0.6851, allocations: 30.92 MB / 1.038 GB, free: 0.8789 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001519/0.6853, allocations: 247.5 kB / 1.038 GB, free: 0.5898 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003071/0.6883, allocations: 1.392 MB / 1.039 GB, free: 15.19 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006188/0.689, allocations: 65.7 kB / 1.039 GB, free: 15.12 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001452/0.6904, allocations: 1.485 MB / 1.041 GB, free: 13.61 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001417/0.6919, allocations: 0.9164 MB / 1.042 GB, free: 12.68 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004308/0.6923, allocations: 68 kB / 1.042 GB, free: 12.61 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0003208/0.6927, allocations: 436.7 kB / 1.042 GB, free: 12.18 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01084/0.7035, allocations: 2.649 MB / 1.045 GB, free: 9.527 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.012/0.7155, allocations: 3.536 MB / 1.048 GB, free: 5.609 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01209/0.7277, allocations: 3.095 MB / 1.051 GB, free: 2.492 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.553e-05/0.7278, allocations: 12 kB / 1.051 GB, free: 2.48 MB / 0.698 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 0.6805/1.408, allocations: 10.99 MB / 1.062 GB, free: 137.9 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006228/1.409, allocations: 0.8647 MB / 1.063 GB, free: 136.8 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.301e-05/1.409, allocations: 29.75 kB / 1.063 GB, free: 136.8 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04308/1.452, allocations: 5.884 MB / 1.069 GB, free: 136.7 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008506/1.461, allocations: 0.9888 MB / 1.07 GB, free: 136.7 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.07299/1.534, allocations: 25.88 MB / 1.095 GB, free: 123.3 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.01131/1.545, allocations: 0.5526 MB / 1.095 GB, free: 123 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001228/1.546, allocations: 148.5 kB / 1.096 GB, free: 123 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.864e-05/1.546, allocations: 5.188 kB / 1.096 GB, free: 123 MB / 0.698 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 0.01264/1.559, allocations: 3.096 MB / 1.099 GB, free: 121.3 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated