Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_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 8.1.4-maint.8.1.x/package.mo", uses=false)
Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.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_8_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_8_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 0.0008046/0.0008047, allocations: 86.25 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 0.0008103/0.0008104, 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 1.517/1.517, allocations: 205.4 MB / 222.1 MB, free: 5.652 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.671/1.671, allocations: 292.7 MB / 0.5499 GB, free: 14.59 MB / 462.1 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 0.0004873/0.0004873, allocations: 16.94 kB / 0.6738 GB, free: 26.08 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2458/0.2463, allocations: 116.3 MB / 0.7873 GB, free: 11.95 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01811/0.2644, allocations: 16.56 MB / 0.8035 GB, free: 11.33 MB / 0.6231 GB
Notification: Performance of NFInst.instExpressions: time 0.01092/0.2754, allocations: 6.504 MB / 0.8098 GB, free: 4.805 MB / 0.6231 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001589/0.277, allocations: 43.88 kB / 0.8099 GB, free: 4.762 MB / 0.6231 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009546/0.278, allocations: 373.3 kB / 0.8102 GB, free: 4.395 MB / 0.6231 GB
Notification: Performance of NFTyping.typeBindings: time 0.002615/0.2806, allocations: 1.132 MB / 0.8113 GB, free: 3.258 MB / 0.6231 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002212/0.2828, allocations: 0.7758 MB / 0.8121 GB, free: 2.48 MB / 0.6231 GB
Notification: Performance of NFFlatten.flatten: time 0.006971/0.2898, allocations: 6.493 MB / 0.8184 GB, free: 11.97 MB / 0.6387 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0109/0.3007, allocations: 7.459 MB / 0.8257 GB, free: 4.449 MB / 0.6387 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003884/0.3046, allocations: 1.705 MB / 0.8274 GB, free: 2.738 MB / 0.6387 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004282/0.3089, allocations: 2.606 MB / 0.8299 GB, free: 128 kB / 0.6387 GB
Notification: Performance of NFPackage.collectConstants: time 0.001062/0.31, allocations: 236 kB / 0.8302 GB, free: 15.89 MB / 0.6544 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002529/0.3126, allocations: 0.6867 MB / 0.8308 GB, free: 15.21 MB / 0.6544 GB
Notification: Performance of NFScalarize.scalarize: time 0.002373/0.315, allocations: 1.879 MB / 0.8327 GB, free: 13.32 MB / 0.6544 GB
Notification: Performance of NFVerifyModel.verify: time 0.0009588/0.3159, allocations: 0.6952 MB / 0.8333 GB, free: 12.62 MB / 0.6544 GB
Notification: Performance of NFConvertDAE.convert: time 0.006755/0.3227, allocations: 6.452 MB / 0.8396 GB, free: 6.152 MB / 0.6544 GB
Notification: Performance of FrontEnd - DAE generated: time 5.44e-06/0.3227, allocations: 0 / 0.8396 GB, free: 6.152 MB / 0.6544 GB
Notification: Performance of FrontEnd: time 2.645e-06/0.3227, allocations: 0 / 0.8396 GB, free: 6.152 MB / 0.6544 GB
Notification: Performance of Transformations before backend: time 0.0001717/0.3229, allocations: 0 / 0.8396 GB, free: 6.152 MB / 0.6544 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 0.00668/0.3296, allocations: 3.144 MB / 0.8427 GB, free: 2.949 MB / 0.6544 GB
Notification: Performance of prepare preOptimizeDAE: time 3.919e-05/0.3296, allocations: 8.031 kB / 0.8427 GB, free: 2.941 MB / 0.6544 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01109/0.3407, allocations: 2.359 MB / 0.845 GB, free: 0.5742 MB / 0.6544 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004879/0.3457, allocations: 2.123 MB / 0.8471 GB, free: 14.4 MB / 0.67 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001804/0.3459, allocations: 271 kB / 0.8474 GB, free: 14.14 MB / 0.67 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007483/0.3466, allocations: 351.9 kB / 0.8477 GB, free: 13.79 MB / 0.67 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01805/0.3647, allocations: 7.1 MB / 0.8546 GB, free: 6.59 MB / 0.67 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.175e-05/0.3648, allocations: 11.92 kB / 0.8546 GB, free: 6.578 MB / 0.67 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004295/0.3652, allocations: 144 kB / 0.8548 GB, free: 6.438 MB / 0.67 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004538/0.3657, allocations: 334.1 kB / 0.8551 GB, free: 6.109 MB / 0.67 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01572/0.3814, allocations: 6.981 MB / 0.8619 GB, free: 15.12 MB / 0.6856 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 0.03836/0.4199, allocations: 26.71 MB / 0.888 GB, free: 2.227 MB / 0.7012 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008068/0.428, allocations: 4.987 MB / 0.8929 GB, free: 12.93 MB / 0.7169 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005453/0.4335, allocations: 2.593 MB / 0.8954 GB, free: 10.32 MB / 0.7169 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003197/0.4338, allocations: 131 kB / 0.8955 GB, free: 10.17 MB / 0.7169 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.546e-05/0.4339, allocations: 64.5 kB / 0.8956 GB, free: 10.1 MB / 0.7169 GB
Notification: Performance of pre-optimization done (n=208): time 3.737e-06/0.4339, allocations: 0 / 0.8956 GB, free: 10.1 MB / 0.7169 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 0.6077/1.042, allocations: 30.97 MB / 0.9258 GB, free: 123.9 MB / 0.7325 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001123/1.042, allocations: 239 kB / 0.9261 GB, free: 123.6 MB / 0.7325 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002255/1.044, allocations: 1.43 MB / 0.9275 GB, free: 123.5 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005108/1.044, allocations: 71.86 kB / 0.9275 GB, free: 123.4 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009083/1.045, allocations: 1.503 MB / 0.929 GB, free: 123 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007666/1.046, allocations: 0.9196 MB / 0.9299 GB, free: 122.4 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002146/1.046, allocations: 58.97 kB / 0.9299 GB, free: 122.3 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 0.0001718/1.047, allocations: 439.8 kB / 0.9304 GB, free: 122 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005533/1.052, allocations: 2.645 MB / 0.9329 GB, free: 121.2 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005723/1.058, allocations: 3.54 MB / 0.9364 GB, free: 119.3 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006628/1.065, allocations: 3.093 MB / 0.9394 GB, free: 118.2 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.548e-05/1.065, allocations: 10.64 kB / 0.9394 GB, free: 118.2 MB / 0.7325 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 0.02699/1.092, allocations: 11 MB / 0.9502 GB, free: 114.4 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005371/1.092, allocations: 0.8719 MB / 0.951 GB, free: 113.2 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.199e-05/1.092, allocations: 25.91 kB / 0.951 GB, free: 113.2 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01966/1.112, allocations: 5.88 MB / 0.9568 GB, free: 110.4 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003999/1.116, allocations: 0.9856 MB / 0.9578 GB, free: 110.1 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03306/1.149, allocations: 25.9 MB / 0.983 GB, free: 90.39 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00439/1.153, allocations: 0.5574 MB / 0.9836 GB, free: 89.83 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005855/1.154, allocations: 155.9 kB / 0.9837 GB, free: 89.68 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 1.195e-05/1.154, allocations: 4 kB / 0.9837 GB, free: 89.67 MB / 0.7325 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 0.005935/1.16, allocations: 3.079 MB / 0.9867 GB, free: 86.57 MB / 0.7325 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated