Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_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)
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 7.0.3-maint.7.0.x/package.mo", uses=false)
Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_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_maint.7.0.x_Buildings.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 0.0009512/0.0009508, allocations: 86.72 kB / 15.06 MB, free: 1.09 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00105/0.00105, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.571/1.571, allocations: 205.4 MB / 222.1 MB, free: 5.645 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.573/1.573, allocations: 252 MB / 0.5102 GB, free: 4.809 MB / 414.1 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 0.0005559/0.000556, allocations: 12 kB / 0.6243 GB, free: 1.059 MB / 0.5137 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.5856/0.5862, allocations: 106.3 MB / 0.7282 GB, free: 11.38 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01776/0.604, allocations: 16.47 MB / 0.7443 GB, free: 10.86 MB / 0.5606 GB
Notification: Performance of NFInst.instExpressions: time 0.01224/0.6163, allocations: 6.473 MB / 0.7506 GB, free: 4.363 MB / 0.5606 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002104/0.6184, allocations: 43.88 kB / 0.7506 GB, free: 4.32 MB / 0.5606 GB
Notification: Performance of NFTyping.typeComponents: time 0.001227/0.6197, allocations: 373.3 kB / 0.751 GB, free: 3.953 MB / 0.5606 GB
Notification: Performance of NFTyping.typeBindings: time 0.003478/0.6231, allocations: 1.125 MB / 0.7521 GB, free: 2.824 MB / 0.5606 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002663/0.6258, allocations: 0.775 MB / 0.7528 GB, free: 2.051 MB / 0.5606 GB
Notification: Performance of NFFlatten.flatten: time 0.007167/0.633, allocations: 6.458 MB / 0.7591 GB, free: 11.58 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0113/0.6444, allocations: 7.424 MB / 0.7664 GB, free: 4.078 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003431/0.6478, allocations: 1.697 MB / 0.768 GB, free: 2.375 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005463/0.6533, allocations: 2.602 MB / 0.7706 GB, free: 15.77 MB / 0.5919 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009851/0.6543, allocations: 236 kB / 0.7708 GB, free: 15.54 MB / 0.5919 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002475/0.6568, allocations: 0.679 MB / 0.7715 GB, free: 14.86 MB / 0.5919 GB
Notification: Performance of NFScalarize.scalarize: time 0.003375/0.6602, allocations: 1.879 MB / 0.7733 GB, free: 12.97 MB / 0.5919 GB
Notification: Performance of NFVerifyModel.verify: time 0.00157/0.6618, allocations: 0.6835 MB / 0.774 GB, free: 12.28 MB / 0.5919 GB
Notification: Performance of NFConvertDAE.convert: time 0.008197/0.67, allocations: 6.415 MB / 0.7802 GB, free: 5.852 MB / 0.5919 GB
Notification: Performance of FrontEnd - DAE generated: time 9.307e-06/0.67, allocations: 0 / 0.7802 GB, free: 5.852 MB / 0.5919 GB
Notification: Performance of FrontEnd: time 4.739e-06/0.6701, allocations: 0 / 0.7802 GB, free: 5.852 MB / 0.5919 GB
Notification: Performance of Transformations before backend: time 0.0002196/0.6703, allocations: 0 / 0.7802 GB, free: 5.852 MB / 0.5919 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 0.009077/0.6794, allocations: 3.101 MB / 0.7833 GB, free: 2.691 MB / 0.5919 GB
Notification: Performance of prepare preOptimizeDAE: time 4.941e-05/0.6794, allocations: 16.02 kB / 0.7833 GB, free: 2.676 MB / 0.5919 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.013/0.6924, allocations: 2.332 MB / 0.7856 GB, free: 344 kB / 0.5919 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005052/0.6975, allocations: 2.127 MB / 0.7876 GB, free: 14.16 MB / 0.6075 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002572/0.6978, allocations: 262.8 kB / 0.7879 GB, free: 13.91 MB / 0.6075 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001445/0.6993, allocations: 347.9 kB / 0.7882 GB, free: 13.57 MB / 0.6075 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01816/0.7175, allocations: 7.068 MB / 0.7951 GB, free: 6.398 MB / 0.6075 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001262/0.7177, allocations: 3.938 kB / 0.7951 GB, free: 6.395 MB / 0.6075 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001053/0.7187, allocations: 148 kB / 0.7953 GB, free: 6.25 MB / 0.6075 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006159/0.7193, allocations: 334 kB / 0.7956 GB, free: 5.922 MB / 0.6075 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01919/0.7385, allocations: 6.965 MB / 0.8024 GB, free: 14.94 MB / 0.6231 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 0.04648/0.7851, allocations: 26.58 MB / 0.8283 GB, free: 2.188 MB / 0.6387 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009174/0.7943, allocations: 4.983 MB / 0.8332 GB, free: 12.89 MB / 0.6544 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006126/0.8005, allocations: 2.596 MB / 0.8357 GB, free: 10.27 MB / 0.6544 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003973/0.8009, allocations: 135 kB / 0.8359 GB, free: 10.12 MB / 0.6544 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001014/0.801, allocations: 68.44 kB / 0.8359 GB, free: 10.05 MB / 0.6544 GB
Notification: Performance of pre-optimization done (n=208): time 6.542e-06/0.8011, allocations: 0 / 0.8359 GB, free: 10.05 MB / 0.6544 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 0.1047/0.9058, allocations: 30.91 MB / 0.8661 GB, free: 11.05 MB / 0.6856 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002285/0.9061, allocations: 231.6 kB / 0.8664 GB, free: 10.78 MB / 0.6856 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002586/0.9087, allocations: 1.396 MB / 0.8677 GB, free: 9.371 MB / 0.6856 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007679/0.9095, allocations: 65.7 kB / 0.8678 GB, free: 9.301 MB / 0.6856 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001317/0.9108, allocations: 1.486 MB / 0.8692 GB, free: 7.793 MB / 0.6856 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001539/0.9124, allocations: 0.9164 MB / 0.8701 GB, free: 6.863 MB / 0.6856 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002449/0.9126, allocations: 68 kB / 0.8702 GB, free: 6.797 MB / 0.6856 GB
Notification: Performance of setup shared object (initialization): time 0.0003062/0.9129, allocations: 440.7 kB / 0.8706 GB, free: 6.359 MB / 0.6856 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005939/0.9189, allocations: 2.645 MB / 0.8732 GB, free: 3.711 MB / 0.6856 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006786/0.9257, allocations: 3.536 MB / 0.8766 GB, free: 15.8 MB / 0.7012 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006744/0.9325, allocations: 3.099 MB / 0.8797 GB, free: 12.68 MB / 0.7012 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.909e-05/0.9326, allocations: 8 kB / 0.8797 GB, free: 12.67 MB / 0.7012 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 0.0293/0.9619, allocations: 11 MB / 0.8904 GB, free: 1.566 MB / 0.7012 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008877/0.9628, allocations: 0.8671 MB / 0.8913 GB, free: 332 kB / 0.7012 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.206e-05/0.9628, allocations: 24 kB / 0.8913 GB, free: 308 kB / 0.7012 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02018/0.983, allocations: 5.887 MB / 0.897 GB, free: 10.4 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004326/0.9874, allocations: 0.9906 MB / 0.898 GB, free: 9.406 MB / 0.7169 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5686/1.556, allocations: 25.87 MB / 0.9233 GB, free: 150.7 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004264/1.56, allocations: 0.5584 MB / 0.9238 GB, free: 150.6 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005812/1.561, allocations: 150.6 kB / 0.924 GB, free: 150.6 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 1.366e-05/1.561, allocations: 0 / 0.924 GB, free: 150.6 MB / 0.7169 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 0.006224/1.567, allocations: 3.092 MB / 0.927 GB, free: 149.5 MB / 0.7169 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated