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 0.0008788/0.0008788, allocations: 98.27 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 0.008826/0.008826, allocations: 172.2 kB / 16.27 MB, free: 6.66 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.618/1.618, allocations: 205.4 MB / 222.4 MB, free: 5.566 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 1.781/1.781, allocations: 292.7 MB / 0.5502 GB, free: 14.47 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 0.0005505/0.0005504, allocations: 11.22 kB / 0.6743 GB, free: 25.7 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2812/0.2817, allocations: 116.3 MB / 0.7879 GB, free: 11.54 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02148/0.3033, allocations: 17.53 MB / 0.805 GB, free: 9.938 MB / 0.6231 GB
Notification: Performance of NFInst.instExpressions: time 0.01242/0.3157, allocations: 6.822 MB / 0.8117 GB, free: 3.094 MB / 0.6231 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002667/0.3185, allocations: 43.88 kB / 0.8117 GB, free: 3.051 MB / 0.6231 GB
Notification: Performance of NFTyping.typeComponents: time 0.001474/0.32, allocations: 373.3 kB / 0.8121 GB, free: 2.684 MB / 0.6231 GB
Notification: Performance of NFTyping.typeBindings: time 0.0043/0.3243, allocations: 1.343 MB / 0.8134 GB, free: 1.336 MB / 0.6231 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003634/0.3279, allocations: 0.9982 MB / 0.8144 GB, free: 348 kB / 0.6231 GB
Notification: Performance of NFFlatten.flatten: time 0.01044/0.3384, allocations: 8.518 MB / 0.8227 GB, free: 7.805 MB / 0.6387 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01319/0.3516, allocations: 8.337 MB / 0.8308 GB, free: 15.37 MB / 0.6544 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00364/0.3553, allocations: 1.658 MB / 0.8325 GB, free: 13.71 MB / 0.6544 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00534/0.3607, allocations: 2.648 MB / 0.835 GB, free: 11.05 MB / 0.6544 GB
Notification: Performance of NFPackage.collectConstants: time 0.0008358/0.3615, allocations: 236 kB / 0.8353 GB, free: 10.82 MB / 0.6544 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002967/0.3645, allocations: 1.178 MB / 0.8364 GB, free: 9.641 MB / 0.6544 GB
Notification: Performance of NFScalarize.scalarize: time 0.002544/0.3671, allocations: 1.898 MB / 0.8383 GB, free: 7.738 MB / 0.6544 GB
Notification: Performance of NFVerifyModel.verify: time 0.002849/0.3699, allocations: 1.798 MB / 0.84 GB, free: 5.926 MB / 0.6544 GB
Notification: Performance of NFConvertDAE.convert: time 0.009864/0.3798, allocations: 7.418 MB / 0.8473 GB, free: 14.48 MB / 0.67 GB
Notification: Performance of FrontEnd - DAE generated: time 9.998e-06/0.3799, allocations: 4 kB / 0.8473 GB, free: 14.48 MB / 0.67 GB
Notification: Performance of FrontEnd: time 7.263e-06/0.3799, allocations: 0 / 0.8473 GB, free: 14.48 MB / 0.67 GB
Notification: Performance of Transformations before backend: time 0.0003752/0.3803, allocations: 0 / 0.8473 GB, free: 14.48 MB / 0.67 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 0.009679/0.39, allocations: 3.105 MB / 0.8503 GB, free: 11.32 MB / 0.67 GB
Notification: Performance of prepare preOptimizeDAE: time 5.265e-05/0.3901, allocations: 8.031 kB / 0.8503 GB, free: 11.31 MB / 0.67 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01285/0.4029, allocations: 2.36 MB / 0.8526 GB, free: 8.941 MB / 0.67 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005215/0.4082, allocations: 2.159 MB / 0.8547 GB, free: 6.738 MB / 0.67 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000251/0.4085, allocations: 275.5 kB / 0.855 GB, free: 6.469 MB / 0.67 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001042/0.4095, allocations: 347.9 kB / 0.8553 GB, free: 6.129 MB / 0.67 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01585/0.4254, allocations: 7.131 MB / 0.8623 GB, free: 14.9 MB / 0.6856 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.506e-05/0.4255, allocations: 4 kB / 0.8623 GB, free: 14.89 MB / 0.6856 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004283/0.4259, allocations: 152 kB / 0.8624 GB, free: 14.75 MB / 0.6856 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004545/0.4264, allocations: 338 kB / 0.8628 GB, free: 14.41 MB / 0.6856 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01587/0.4423, allocations: 7.001 MB / 0.8696 GB, free: 7.398 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 0.03504/0.4773, allocations: 26.73 MB / 0.8957 GB, free: 10.49 MB / 0.7169 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008585/0.486, allocations: 4.988 MB / 0.9006 GB, free: 5.191 MB / 0.7169 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006272/0.4923, allocations: 2.596 MB / 0.9031 GB, free: 2.574 MB / 0.7169 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003062/0.4926, allocations: 131 kB / 0.9032 GB, free: 2.43 MB / 0.7169 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.842e-05/0.4927, allocations: 60.5 kB / 0.9033 GB, free: 2.359 MB / 0.7169 GB
Notification: Performance of pre-optimization done (n=208): time 6.031e-06/0.4927, allocations: 0 / 0.9033 GB, free: 2.359 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 0.6337/1.126, allocations: 31.03 MB / 0.9336 GB, free: 122.5 MB / 0.7325 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.685e-05/1.127, allocations: 243.7 kB / 0.9338 GB, free: 122.3 MB / 0.7325 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002354/1.129, allocations: 1.448 MB / 0.9352 GB, free: 121.7 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005902/1.13, allocations: 68.14 kB / 0.9353 GB, free: 121.7 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001016/1.131, allocations: 1.494 MB / 0.9368 GB, free: 120.5 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001196/1.132, allocations: 0.9227 MB / 0.9377 GB, free: 119.8 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004735/1.132, allocations: 261.3 kB / 0.9379 GB, free: 119.7 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 5.994e-05/1.132, allocations: 305.9 kB / 0.9382 GB, free: 119.4 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.007182/1.14, allocations: 2.654 MB / 0.9408 GB, free: 118.6 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007699/1.147, allocations: 3.557 MB / 0.9443 GB, free: 116.7 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01465/1.162, allocations: 6.382 MB / 0.9505 GB, free: 113.6 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.132e-05/1.162, allocations: 8.188 kB / 0.9505 GB, free: 113.6 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 0.03169/1.194, allocations: 11.06 MB / 0.9613 GB, free: 108.4 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005558/1.194, allocations: 0.8683 MB / 0.9622 GB, free: 107.2 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.587e-05/1.194, allocations: 28.25 kB / 0.9622 GB, free: 107.2 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02139/1.216, allocations: 5.884 MB / 0.9679 GB, free: 104.5 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00438/1.22, allocations: 0.9834 MB / 0.9689 GB, free: 104.2 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03515/1.255, allocations: 25.91 MB / 0.9942 GB, free: 79.1 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005022/1.26, allocations: 0.5626 MB / 0.9947 GB, free: 78.54 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004672/1.261, allocations: 161 kB / 0.9949 GB, free: 78.38 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 1.17e-05/1.261, allocations: 7.828 kB / 0.9949 GB, free: 78.38 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 0.006231/1.267, allocations: 3.097 MB / 0.9979 GB, free: 75.25 MB / 0.7325 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated