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 1.407/1.407, allocations: 252 MB / 268 MB, free: 10.86 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001224/0.001225, allocations: 182.8 kB / 327.6 MB, free: 2.09 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.812/1.812, allocations: 205.4 MB / 0.5786 GB, free: 20.17 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008834/0.0008835, allocations: 93.45 kB / 0.6832 GB, free: 12.76 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003405/0.0003406, allocations: 9.719 kB / 0.7976 GB, free: 135.3 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2374/0.2377, allocations: 106.3 MB / 0.9015 GB, free: 63.47 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01721/0.255, allocations: 17.44 MB / 0.9185 GB, free: 45.96 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01117/0.2662, allocations: 6.795 MB / 0.9252 GB, free: 39.15 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002356/0.2686, allocations: 47.88 kB / 0.9252 GB, free: 39.1 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.001672/0.2703, allocations: 381.3 kB / 0.9256 GB, free: 38.73 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.004215/0.2746, allocations: 1.32 MB / 0.9269 GB, free: 37.4 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00312/0.2777, allocations: 0.9935 MB / 0.9278 GB, free: 36.41 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.007538/0.2853, allocations: 8.487 MB / 0.9361 GB, free: 27.91 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0126/0.298, allocations: 8.303 MB / 0.9442 GB, free: 19.5 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003665/0.3017, allocations: 1.697 MB / 0.9459 GB, free: 17.8 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004306/0.306, allocations: 2.64 MB / 0.9485 GB, free: 15.15 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.001324/0.3073, allocations: 236 kB / 0.9487 GB, free: 14.92 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003453/0.3108, allocations: 1.174 MB / 0.9498 GB, free: 13.75 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.002933/0.3138, allocations: 1.89 MB / 0.9517 GB, free: 11.85 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.004233/0.318, allocations: 1.782 MB / 0.9534 GB, free: 10.05 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.007065/0.3251, allocations: 6.448 MB / 0.9597 GB, free: 3.59 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 9.117e-06/0.3252, allocations: 3.938 kB / 0.9597 GB, free: 3.586 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.164e-06/0.3252, allocations: 0 / 0.9597 GB, free: 3.586 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0002844/0.3255, allocations: 0 / 0.9597 GB, free: 3.586 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 0.008698/0.3342, allocations: 3.062 MB / 0.9627 GB, free: 476 kB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.95e-05/0.3342, allocations: 8.031 kB / 0.9627 GB, free: 468 kB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01341/0.3477, allocations: 2.353 MB / 0.965 GB, free: 14.1 MB / 0.6198 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005824/0.3535, allocations: 2.147 MB / 0.9671 GB, free: 11.91 MB / 0.6198 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003239/0.3539, allocations: 275.4 kB / 0.9674 GB, free: 11.64 MB / 0.6198 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001635/0.3556, allocations: 347.9 kB / 0.9677 GB, free: 11.3 MB / 0.6198 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01882/0.3744, allocations: 7.089 MB / 0.9746 GB, free: 4.105 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001672/0.3746, allocations: 7.938 kB / 0.9746 GB, free: 4.098 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001351/0.376, allocations: 148 kB / 0.9748 GB, free: 3.953 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005879/0.3766, allocations: 334 kB / 0.9751 GB, free: 3.625 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01802/0.3946, allocations: 6.985 MB / 0.9819 GB, free: 12.62 MB / 0.6355 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04121/0.4359, allocations: 26.58 MB / 1.008 GB, free: 15.86 MB / 0.6667 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009515/0.4454, allocations: 5 MB / 1.013 GB, free: 10.57 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006324/0.4518, allocations: 2.592 MB / 1.015 GB, free: 7.953 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003233/0.4522, allocations: 135 kB / 1.015 GB, free: 7.805 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.754e-05/0.4522, allocations: 60.56 kB / 1.015 GB, free: 7.734 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 6.122e-06/0.4523, allocations: 4 kB / 1.015 GB, free: 7.73 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 0.1141/0.5664, allocations: 30.98 MB / 1.046 GB, free: 8.664 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001319/0.5665, allocations: 243.5 kB / 1.046 GB, free: 8.379 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002028/0.5686, allocations: 1.396 MB / 1.047 GB, free: 6.973 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.000517/0.5691, allocations: 65.7 kB / 1.047 GB, free: 6.902 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001017/0.5701, allocations: 1.489 MB / 1.049 GB, free: 5.391 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009878/0.5711, allocations: 0.9164 MB / 1.05 GB, free: 4.461 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000241/0.5714, allocations: 68 kB / 1.05 GB, free: 4.395 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0002353/0.5716, allocations: 440.7 kB / 1.05 GB, free: 3.957 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0058/0.5774, allocations: 2.66 MB / 1.053 GB, free: 1.293 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.4331/1.011, allocations: 3.545 MB / 1.056 GB, free: 136.8 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01199/1.023, allocations: 6.385 MB / 1.063 GB, free: 135.7 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.575e-05/1.023, allocations: 5.375 kB / 1.063 GB, free: 135.7 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 0.03187/1.055, allocations: 11.04 MB / 1.073 GB, free: 135 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005707/1.055, allocations: 0.862 MB / 1.074 GB, free: 133.9 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.581e-05/1.055, allocations: 26.12 kB / 1.074 GB, free: 133.9 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02131/1.076, allocations: 5.894 MB / 1.08 GB, free: 133.2 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004602/1.081, allocations: 0.9877 MB / 1.081 GB, free: 133.2 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03684/1.118, allocations: 25.89 MB / 1.106 GB, free: 113.1 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004447/1.122, allocations: 0.5575 MB / 1.107 GB, free: 112.6 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006571/1.123, allocations: 147.9 kB / 1.107 GB, free: 112.5 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 9.338e-06/1.123, allocations: 4 kB / 1.107 GB, free: 112.4 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 0.006851/1.13, allocations: 3.105 MB / 1.11 GB, free: 109.3 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated