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 0.001092/0.001092, allocations: 97.72 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.009397/0.009397, allocations: 170.5 kB / 16.27 MB, free: 6.652 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.477/1.477, allocations: 205.4 MB / 222.4 MB, free: 5.797 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 1.64/1.64, allocations: 252 MB / 0.5105 GB, free: 4.66 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 0.000857/0.000857, allocations: 19.69 kB / 0.6249 GB, free: 0.7148 MB / 0.5137 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.602/0.6029, allocations: 106.3 MB / 0.7288 GB, free: 11.27 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01957/0.6226, allocations: 17.52 MB / 0.7459 GB, free: 9.676 MB / 0.5606 GB
Notification: Performance of NFInst.instExpressions: time 0.01186/0.6345, allocations: 6.83 MB / 0.7525 GB, free: 2.824 MB / 0.5606 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001942/0.6365, allocations: 43.88 kB / 0.7526 GB, free: 2.781 MB / 0.5606 GB
Notification: Performance of NFTyping.typeComponents: time 0.001007/0.6375, allocations: 373.3 kB / 0.7529 GB, free: 2.414 MB / 0.5606 GB
Notification: Performance of NFTyping.typeBindings: time 0.003275/0.6408, allocations: 1.339 MB / 0.7542 GB, free: 1.07 MB / 0.5606 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002691/0.6435, allocations: 0.9969 MB / 0.7552 GB, free: 76 kB / 0.5606 GB
Notification: Performance of NFFlatten.flatten: time 0.0101/0.6536, allocations: 8.495 MB / 0.7635 GB, free: 7.562 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01373/0.6674, allocations: 8.34 MB / 0.7717 GB, free: 15.12 MB / 0.5919 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004129/0.6715, allocations: 1.658 MB / 0.7733 GB, free: 13.46 MB / 0.5919 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005712/0.6773, allocations: 2.656 MB / 0.7759 GB, free: 10.8 MB / 0.5919 GB
Notification: Performance of NFPackage.collectConstants: time 0.001636/0.6789, allocations: 240 kB / 0.7761 GB, free: 10.56 MB / 0.5919 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003644/0.6826, allocations: 1.178 MB / 0.7773 GB, free: 9.383 MB / 0.5919 GB
Notification: Performance of NFScalarize.scalarize: time 0.003775/0.6864, allocations: 1.879 MB / 0.7791 GB, free: 7.5 MB / 0.5919 GB
Notification: Performance of NFVerifyModel.verify: time 0.005206/0.6916, allocations: 1.79 MB / 0.7808 GB, free: 5.695 MB / 0.5919 GB
Notification: Performance of NFConvertDAE.convert: time 0.01103/0.7027, allocations: 7.43 MB / 0.7881 GB, free: 14.24 MB / 0.6075 GB
Notification: Performance of FrontEnd - DAE generated: time 6.583e-06/0.7027, allocations: 0 / 0.7881 GB, free: 14.24 MB / 0.6075 GB
Notification: Performance of FrontEnd: time 2.505e-06/0.7027, allocations: 0 / 0.7881 GB, free: 14.24 MB / 0.6075 GB
Notification: Performance of Transformations before backend: time 0.0002829/0.703, allocations: 0 / 0.7881 GB, free: 14.24 MB / 0.6075 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 0.01017/0.7132, allocations: 3.093 MB / 0.7911 GB, free: 11.09 MB / 0.6075 GB
Notification: Performance of prepare preOptimizeDAE: time 4.68e-05/0.7132, allocations: 11.97 kB / 0.7911 GB, free: 11.08 MB / 0.6075 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0135/0.7268, allocations: 2.364 MB / 0.7934 GB, free: 8.707 MB / 0.6075 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00552/0.7323, allocations: 2.159 MB / 0.7955 GB, free: 6.504 MB / 0.6075 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003454/0.7327, allocations: 267.5 kB / 0.7958 GB, free: 6.242 MB / 0.6075 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002053/0.7348, allocations: 359.8 kB / 0.7961 GB, free: 5.891 MB / 0.6075 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01982/0.7546, allocations: 7.124 MB / 0.8031 GB, free: 14.67 MB / 0.6231 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001584/0.7548, allocations: 7.844 kB / 0.8031 GB, free: 14.66 MB / 0.6231 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001022/0.7558, allocations: 148 kB / 0.8032 GB, free: 14.52 MB / 0.6231 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005169/0.7564, allocations: 342 kB / 0.8036 GB, free: 14.18 MB / 0.6231 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.017/0.7734, allocations: 6.997 MB / 0.8104 GB, free: 7.168 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 0.03823/0.8117, allocations: 26.71 MB / 0.8365 GB, free: 10.27 MB / 0.6544 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00937/0.8211, allocations: 4.986 MB / 0.8414 GB, free: 4.98 MB / 0.6544 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006452/0.8276, allocations: 2.589 MB / 0.8439 GB, free: 2.371 MB / 0.6544 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004084/0.828, allocations: 131 kB / 0.844 GB, free: 2.227 MB / 0.6544 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.57e-05/0.8281, allocations: 64.5 kB / 0.8441 GB, free: 2.152 MB / 0.6544 GB
Notification: Performance of pre-optimization done (n=208): time 4.498e-06/0.8282, allocations: 0 / 0.8441 GB, free: 2.152 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 0.1084/0.9365, allocations: 31.04 MB / 0.8744 GB, free: 3.02 MB / 0.6856 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001384/0.9367, allocations: 235.6 kB / 0.8746 GB, free: 2.742 MB / 0.6856 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002274/0.939, allocations: 1.442 MB / 0.876 GB, free: 1.293 MB / 0.6856 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006027/0.9396, allocations: 69.7 kB / 0.8761 GB, free: 1.219 MB / 0.6856 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001317/0.9409, allocations: 1.501 MB / 0.8776 GB, free: 15.69 MB / 0.7012 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0014/0.9423, allocations: 0.9243 MB / 0.8785 GB, free: 14.75 MB / 0.7012 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006267/0.943, allocations: 256.4 kB / 0.8787 GB, free: 14.5 MB / 0.7012 GB
Notification: Performance of setup shared object (initialization): time 0.000104/0.9431, allocations: 309.1 kB / 0.879 GB, free: 14.19 MB / 0.7012 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006679/0.9498, allocations: 2.653 MB / 0.8816 GB, free: 11.54 MB / 0.7012 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007373/0.9572, allocations: 3.556 MB / 0.8851 GB, free: 7.605 MB / 0.7012 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01466/0.9719, allocations: 6.383 MB / 0.8913 GB, free: 0.8242 MB / 0.7012 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.535e-05/0.972, allocations: 8 kB / 0.8913 GB, free: 0.8164 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 0.03262/1.005, allocations: 11.06 MB / 0.9021 GB, free: 5.645 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007939/1.005, allocations: 0.8632 MB / 0.9029 GB, free: 4.406 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.04e-05/1.005, allocations: 28 kB / 0.903 GB, free: 4.379 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.452/1.458, allocations: 5.887 MB / 0.9087 GB, free: 160.2 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005084/1.463, allocations: 0.9852 MB / 0.9097 GB, free: 160.2 MB / 0.7169 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04224/1.505, allocations: 25.91 MB / 0.935 GB, free: 147.9 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00429/1.509, allocations: 0.554 MB / 0.9355 GB, free: 147.8 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003215/1.51, allocations: 146.5 kB / 0.9357 GB, free: 147.8 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 8.866e-06/1.51, allocations: 9.188 kB / 0.9357 GB, free: 147.8 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 0.006151/1.516, allocations: 3.097 MB / 0.9387 GB, free: 146.7 MB / 0.7169 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated