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.BalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.339/1.339, allocations: 251.5 MB / 267.4 MB, free: 11.04 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009512/0.0009511, allocations: 170.8 kB / 326.5 MB, free: 2.684 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.991/1.991, allocations: 205 MB / 0.5766 GB, free: 20.98 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007767/0.0007767, allocations: 91.72 kB / 0.6803 GB, free: 14.7 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003223/0.0003224, allocations: 9.969 kB / 0.7938 GB, free: 136.5 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2492/0.2496, allocations: 105.4 MB / 0.8968 GB, free: 68.13 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01549/0.2651, allocations: 17.7 MB / 0.9141 GB, free: 50.37 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01051/0.2757, allocations: 6.895 MB / 0.9208 GB, free: 43.45 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002086/0.2778, allocations: 43.88 kB / 0.9208 GB, free: 43.41 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.002957/0.2808, allocations: 1.336 MB / 0.9221 GB, free: 42.07 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003132/0.284, allocations: 1.327 MB / 0.9234 GB, free: 40.73 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002918/0.2869, allocations: 1.157 MB / 0.9246 GB, free: 39.58 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.007411/0.2943, allocations: 8.487 MB / 0.9329 GB, free: 31.07 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009372/0.3037, allocations: 7.861 MB / 0.9405 GB, free: 23.11 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00298/0.3067, allocations: 1.709 MB / 0.9422 GB, free: 21.39 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00393/0.3106, allocations: 2.636 MB / 0.9448 GB, free: 18.75 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.001206/0.3119, allocations: 236 kB / 0.945 GB, free: 18.52 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003167/0.315, allocations: 1.174 MB / 0.9461 GB, free: 17.34 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.002388/0.3174, allocations: 1.887 MB / 0.948 GB, free: 15.45 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001663/0.3191, allocations: 1.761 MB / 0.9497 GB, free: 13.68 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.004785/0.3239, allocations: 6.448 MB / 0.956 GB, free: 7.215 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 4.679e-06/0.3239, allocations: 3.938 kB / 0.956 GB, free: 7.211 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.435e-06/0.3239, allocations: 4 kB / 0.956 GB, free: 7.207 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0001288/0.3241, allocations: 0 / 0.956 GB, free: 7.207 MB / 0.6042 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 0.005458/0.3295, allocations: 3.062 MB / 0.959 GB, free: 4.086 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.407e-05/0.3296, allocations: 8.031 kB / 0.959 GB, free: 4.078 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01069/0.3403, allocations: 2.353 MB / 0.9613 GB, free: 1.719 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004044/0.3443, allocations: 2.147 MB / 0.9634 GB, free: 15.52 MB / 0.6198 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001972/0.3446, allocations: 271.3 kB / 0.9637 GB, free: 15.26 MB / 0.6198 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006285/0.3452, allocations: 347.9 kB / 0.964 GB, free: 14.92 MB / 0.6198 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0155/0.3607, allocations: 7.095 MB / 0.9709 GB, free: 7.723 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.734e-05/0.3609, allocations: 7.984 kB / 0.9709 GB, free: 7.715 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005705/0.3614, allocations: 144 kB / 0.9711 GB, free: 7.574 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000627/0.3621, allocations: 330 kB / 0.9714 GB, free: 7.25 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02174/0.3838, allocations: 6.989 MB / 0.9782 GB, free: 248 kB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04327/0.4271, allocations: 26.59 MB / 1.004 GB, free: 3.477 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01137/0.4386, allocations: 4.992 MB / 1.009 GB, free: 14.18 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007679/0.4463, allocations: 2.589 MB / 1.012 GB, free: 11.57 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003092/0.4466, allocations: 131 kB / 1.012 GB, free: 11.43 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.946e-05/0.4467, allocations: 64.5 kB / 1.012 GB, free: 11.36 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 5.65e-06/0.4467, allocations: 0 / 1.012 GB, free: 11.36 MB / 0.6667 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.conv2.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.conv2.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 0.1194/0.5661, allocations: 30.98 MB / 1.042 GB, free: 12.29 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001279/0.5662, allocations: 239.6 kB / 1.042 GB, free: 12.01 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002026/0.5683, allocations: 1.396 MB / 1.044 GB, free: 10.6 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005767/0.5689, allocations: 73.7 kB / 1.044 GB, free: 10.52 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009716/0.5698, allocations: 1.482 MB / 1.045 GB, free: 9.02 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009411/0.5708, allocations: 0.9281 MB / 1.046 GB, free: 8.078 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004151/0.5712, allocations: 252.4 kB / 1.046 GB, free: 7.824 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0001241/0.5713, allocations: 313 kB / 1.047 GB, free: 7.516 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005543/0.5769, allocations: 2.656 MB / 1.049 GB, free: 4.855 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006237/0.5832, allocations: 3.552 MB / 1.053 GB, free: 0.9258 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.5431/1.126, allocations: 6.387 MB / 1.059 GB, free: 140.9 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.382e-05/1.126, allocations: 7.531 kB / 1.059 GB, free: 140.9 MB / 0.698 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.conv2.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.conv2.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 0.0334/1.16, allocations: 11.02 MB / 1.07 GB, free: 139.4 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000746/1.16, allocations: 0.8661 MB / 1.07 GB, free: 138.3 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.551e-05/1.161, allocations: 25.53 kB / 1.071 GB, free: 138.3 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02197/1.183, allocations: 5.905 MB / 1.076 GB, free: 137.5 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004477/1.187, allocations: 0.9875 MB / 1.077 GB, free: 137.5 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03941/1.227, allocations: 25.9 MB / 1.103 GB, free: 117.6 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004389/1.231, allocations: 0.5497 MB / 1.103 GB, free: 117 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007754/1.232, allocations: 155.9 kB / 1.103 GB, free: 116.9 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.316e-05/1.232, allocations: 4 kB / 1.103 GB, free: 116.9 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 0.007202/1.239, allocations: 3.099 MB / 1.106 GB, free: 113.8 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated