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.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 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.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_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_maint.7.0.x_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 0.0009832/0.0009833, allocations: 90.75 kB / 15.06 MB, free: 1.098 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001145/0.001145, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.543/1.543, allocations: 205.4 MB / 222.1 MB, free: 5.66 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 1.548/1.548, allocations: 252 MB / 0.5102 GB, free: 4.816 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 0.00062/0.0006201, allocations: 12 kB / 0.6243 GB, free: 1.039 MB / 0.5137 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.572/0.5726, allocations: 106.3 MB / 0.7282 GB, free: 11.39 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01961/0.5922, allocations: 16.55 MB / 0.7443 GB, free: 10.78 MB / 0.5606 GB
Notification: Performance of NFInst.instExpressions: time 0.01169/0.604, allocations: 6.493 MB / 0.7507 GB, free: 4.266 MB / 0.5606 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001985/0.606, allocations: 43.88 kB / 0.7507 GB, free: 4.223 MB / 0.5606 GB
Notification: Performance of NFTyping.typeComponents: time 0.001103/0.6071, allocations: 373.3 kB / 0.7511 GB, free: 3.855 MB / 0.5606 GB
Notification: Performance of NFTyping.typeBindings: time 0.0038/0.611, allocations: 1.132 MB / 0.7522 GB, free: 2.719 MB / 0.5606 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003339/0.6143, allocations: 0.7828 MB / 0.7529 GB, free: 1.938 MB / 0.5606 GB
Notification: Performance of NFFlatten.flatten: time 0.009647/0.624, allocations: 6.477 MB / 0.7593 GB, free: 11.45 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01244/0.6365, allocations: 7.457 MB / 0.7665 GB, free: 3.918 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004207/0.6407, allocations: 1.701 MB / 0.7682 GB, free: 2.211 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00544/0.6462, allocations: 2.606 MB / 0.7707 GB, free: 15.6 MB / 0.5919 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006442/0.6468, allocations: 236 kB / 0.771 GB, free: 15.37 MB / 0.5919 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002253/0.6491, allocations: 0.6868 MB / 0.7716 GB, free: 14.68 MB / 0.5919 GB
Notification: Performance of NFScalarize.scalarize: time 0.002343/0.6514, allocations: 1.879 MB / 0.7735 GB, free: 12.8 MB / 0.5919 GB
Notification: Performance of NFVerifyModel.verify: time 0.001094/0.6525, allocations: 0.6914 MB / 0.7742 GB, free: 12.1 MB / 0.5919 GB
Notification: Performance of NFConvertDAE.convert: time 0.007476/0.66, allocations: 6.454 MB / 0.7805 GB, free: 5.629 MB / 0.5919 GB
Notification: Performance of FrontEnd - DAE generated: time 6.923e-06/0.6601, allocations: 0 / 0.7805 GB, free: 5.629 MB / 0.5919 GB
Notification: Performance of FrontEnd: time 2.524e-06/0.6601, allocations: 0 / 0.7805 GB, free: 5.629 MB / 0.5919 GB
Notification: Performance of Transformations before backend: time 0.0002163/0.6603, allocations: 0 / 0.7805 GB, free: 5.629 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.008085/0.6684, allocations: 3.136 MB / 0.7835 GB, free: 2.434 MB / 0.5919 GB
Notification: Performance of prepare preOptimizeDAE: time 4.438e-05/0.6684, allocations: 12.03 kB / 0.7835 GB, free: 2.422 MB / 0.5919 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01172/0.6802, allocations: 2.352 MB / 0.7858 GB, free: 64 kB / 0.5919 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005715/0.6859, allocations: 2.123 MB / 0.7879 GB, free: 13.89 MB / 0.6075 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003313/0.6863, allocations: 275.1 kB / 0.7882 GB, free: 13.62 MB / 0.6075 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001134/0.6875, allocations: 355.8 kB / 0.7885 GB, free: 13.27 MB / 0.6075 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01584/0.7033, allocations: 7.096 MB / 0.7954 GB, free: 6.078 MB / 0.6075 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.794e-05/0.7034, allocations: 0 / 0.7954 GB, free: 6.078 MB / 0.6075 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000435/0.7039, allocations: 155.9 kB / 0.7956 GB, free: 5.926 MB / 0.6075 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004619/0.7043, allocations: 338 kB / 0.7959 GB, free: 5.594 MB / 0.6075 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01545/0.7198, allocations: 6.973 MB / 0.8027 GB, free: 14.61 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 0.04066/0.7605, allocations: 26.7 MB / 0.8288 GB, free: 1.719 MB / 0.6387 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009892/0.7704, allocations: 4.978 MB / 0.8337 GB, free: 12.44 MB / 0.6544 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00631/0.7768, allocations: 2.608 MB / 0.8362 GB, free: 9.805 MB / 0.6544 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004322/0.7773, allocations: 131 kB / 0.8363 GB, free: 9.656 MB / 0.6544 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.258e-05/0.7773, allocations: 56.5 kB / 0.8364 GB, free: 9.594 MB / 0.6544 GB
Notification: Performance of pre-optimization done (n=208): time 4.709e-06/0.7774, allocations: 3.938 kB / 0.8364 GB, free: 9.59 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 0.1028/0.8802, allocations: 30.97 MB / 0.8666 GB, free: 10.54 MB / 0.6856 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001446/0.8803, allocations: 239.6 kB / 0.8669 GB, free: 10.25 MB / 0.6856 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002319/0.8827, allocations: 1.434 MB / 0.8683 GB, free: 8.812 MB / 0.6856 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005961/0.8833, allocations: 69.7 kB / 0.8683 GB, free: 8.738 MB / 0.6856 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001122/0.8844, allocations: 1.505 MB / 0.8698 GB, free: 7.211 MB / 0.6856 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00125/0.8857, allocations: 0.9203 MB / 0.8707 GB, free: 6.277 MB / 0.6856 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002439/0.8859, allocations: 60 kB / 0.8707 GB, free: 6.219 MB / 0.6856 GB
Notification: Performance of setup shared object (initialization): time 0.0002465/0.8862, allocations: 440.7 kB / 0.8712 GB, free: 5.781 MB / 0.6856 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005467/0.8917, allocations: 2.645 MB / 0.8737 GB, free: 3.133 MB / 0.6856 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006211/0.8979, allocations: 3.54 MB / 0.8772 GB, free: 15.21 MB / 0.7012 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006487/0.9044, allocations: 3.099 MB / 0.8802 GB, free: 12.09 MB / 0.7012 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.396e-05/0.9045, allocations: 8 kB / 0.8802 GB, free: 12.09 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 0.02767/0.9321, allocations: 10.99 MB / 0.891 GB, free: 0.9883 MB / 0.7012 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000783/0.9329, allocations: 0.8709 MB / 0.8918 GB, free: 15.74 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.317e-05/0.933, allocations: 24 kB / 0.8918 GB, free: 15.72 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02107/0.9541, allocations: 5.879 MB / 0.8976 GB, free: 9.824 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004419/0.9586, allocations: 0.9828 MB / 0.8985 GB, free: 8.84 MB / 0.7169 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5454/1.504, allocations: 25.89 MB / 0.9238 GB, free: 149.8 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004117/1.508, allocations: 0.5475 MB / 0.9244 GB, free: 149.8 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004563/1.509, allocations: 153.4 kB / 0.9245 GB, free: 149.7 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 9.889e-06/1.509, allocations: 7.625 kB / 0.9245 GB, free: 149.7 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 0.006241/1.515, allocations: 3.085 MB / 0.9275 GB, free: 148.6 MB / 0.7169 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated