Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/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 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/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.8.0.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.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.664/1.664, allocations: 288.4 MB / 304.3 MB, free: 8.164 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009634/0.0009638, allocations: 188.5 kB / 372.9 MB, free: 10.16 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.705/1.705, allocations: 205.4 MB / 0.6316 GB, free: 9.926 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008781/0.0008783, allocations: 100.6 kB / 0.745 GB, free: 5.832 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.000401/0.0004011, allocations: 15.5 kB / 0.8681 GB, free: 141.8 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2403/0.2407, allocations: 115.3 MB / 0.9808 GB, free: 27.34 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01442/0.2552, allocations: 16.47 MB / 0.9969 GB, free: 10.81 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.009685/0.265, allocations: 6.477 MB / 1.003 GB, free: 4.32 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001772/0.2668, allocations: 43.88 kB / 1.003 GB, free: 4.277 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.0008628/0.2677, allocations: 365.4 kB / 1.004 GB, free: 3.918 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.002762/0.2704, allocations: 1.222 MB / 1.005 GB, free: 2.691 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002344/0.2728, allocations: 0.8109 MB / 1.006 GB, free: 1.879 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.006366/0.2792, allocations: 6.477 MB / 1.012 GB, free: 11.39 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01242/0.2916, allocations: 8.219 MB / 1.02 GB, free: 3.078 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003539/0.2952, allocations: 1.697 MB / 1.022 GB, free: 1.375 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004175/0.2994, allocations: 2.602 MB / 1.024 GB, free: 14.76 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006987/0.3001, allocations: 236 kB / 1.024 GB, free: 14.53 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002604/0.3027, allocations: 1.131 MB / 1.025 GB, free: 13.4 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.002335/0.3051, allocations: 1.879 MB / 1.027 GB, free: 11.52 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.00223/0.3073, allocations: 1.705 MB / 1.029 GB, free: 9.797 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.008419/0.3157, allocations: 6.436 MB / 1.035 GB, free: 3.348 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 8.827e-06/0.3158, allocations: 0 / 1.035 GB, free: 3.348 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.856e-06/0.3158, allocations: 3.938 kB / 1.035 GB, free: 3.344 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.000365/0.3162, allocations: 0 / 1.035 GB, free: 3.344 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 0.009285/0.3255, allocations: 3.074 MB / 1.038 GB, free: 216 kB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 5.419e-05/0.3256, allocations: 8.031 kB / 1.038 GB, free: 208 kB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01262/0.3382, allocations: 2.345 MB / 1.041 GB, free: 13.85 MB / 0.6667 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005562/0.3438, allocations: 2.143 MB / 1.043 GB, free: 11.66 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003054/0.3441, allocations: 267.4 kB / 1.043 GB, free: 11.4 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.00167/0.3458, allocations: 351.8 kB / 1.043 GB, free: 11.05 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01681/0.3626, allocations: 7.071 MB / 1.05 GB, free: 3.879 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.993e-05/0.3628, allocations: 7.938 kB / 1.05 GB, free: 3.871 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004335/0.3632, allocations: 144 kB / 1.05 GB, free: 3.73 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004835/0.3637, allocations: 334 kB / 1.051 GB, free: 3.402 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01697/0.3807, allocations: 6.961 MB / 1.057 GB, free: 12.43 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 0.5693/0.95, allocations: 26.57 MB / 1.083 GB, free: 69.68 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01029/0.9604, allocations: 4.974 MB / 1.088 GB, free: 66.95 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006914/0.9674, allocations: 2.597 MB / 1.091 GB, free: 66.2 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003545/0.9678, allocations: 141.2 kB / 1.091 GB, free: 66.09 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.113e-05/0.9678, allocations: 63.09 kB / 1.091 GB, free: 66.02 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 5.921e-06/0.9678, allocations: 0 / 1.091 GB, free: 66.02 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 0.1075/1.075, allocations: 30.95 MB / 1.121 GB, free: 53.42 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.642e-05/1.075, allocations: 233.9 kB / 1.121 GB, free: 53.17 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002147/1.078, allocations: 1.393 MB / 1.123 GB, free: 52.41 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006174/1.078, allocations: 73.14 kB / 1.123 GB, free: 52.34 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007045/1.079, allocations: 1.492 MB / 1.124 GB, free: 51.04 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001113/1.08, allocations: 0.9135 MB / 1.125 GB, free: 50.25 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002185/1.08, allocations: 63 kB / 1.125 GB, free: 50.2 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.000216/1.081, allocations: 446.2 kB / 1.126 GB, free: 49.8 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005358/1.086, allocations: 2.644 MB / 1.128 GB, free: 48.43 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00594/1.092, allocations: 3.543 MB / 1.132 GB, free: 45.91 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01094/1.103, allocations: 6.36 MB / 1.138 GB, free: 39.61 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.069e-05/1.103, allocations: 8 kB / 1.138 GB, free: 39.61 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 0.02646/1.129, allocations: 10.99 MB / 1.149 GB, free: 28.51 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004947/1.13, allocations: 0.8762 MB / 1.149 GB, free: 27.26 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.116e-05/1.13, allocations: 24 kB / 1.149 GB, free: 27.24 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02052/1.15, allocations: 5.886 MB / 1.155 GB, free: 21.34 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004211/1.155, allocations: 0.9906 MB / 1.156 GB, free: 20.34 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03681/1.192, allocations: 25.87 MB / 1.181 GB, free: 10.06 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004694/1.196, allocations: 0.5536 MB / 1.182 GB, free: 9.508 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005769/1.197, allocations: 151.9 kB / 1.182 GB, free: 9.359 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.264e-05/1.197, allocations: 7.938 kB / 1.182 GB, free: 9.352 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 0.00711/1.204, allocations: 3.091 MB / 1.185 GB, free: 6.234 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated