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.BalancedStepDown.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.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.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.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.39/1.39, 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 0.000946/0.0009461, allocations: 172.3 kB / 326.5 MB, free: 2.648 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.86/1.86, allocations: 205 MB / 0.5767 GB, free: 20.95 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007873/0.0007874, allocations: 92.39 kB / 0.6804 GB, free: 14.67 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003008/0.0003008, allocations: 12.88 kB / 0.7938 GB, free: 136.6 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1999/0.2002, allocations: 105.4 MB / 0.8968 GB, free: 68.08 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01481/0.2151, allocations: 17.71 MB / 0.9141 GB, free: 50.31 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.009033/0.2242, allocations: 6.884 MB / 0.9208 GB, free: 43.4 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001465/0.2257, allocations: 43.88 kB / 0.9208 GB, free: 43.36 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.002717/0.2284, allocations: 1.337 MB / 0.9221 GB, free: 42.02 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.002678/0.2311, allocations: 1.32 MB / 0.9234 GB, free: 40.7 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002601/0.2337, allocations: 1.173 MB / 0.9246 GB, free: 39.52 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.005617/0.2394, allocations: 8.479 MB / 0.9329 GB, free: 31.03 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.007904/0.2473, allocations: 7.861 MB / 0.9405 GB, free: 23.06 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002686/0.25, allocations: 1.705 MB / 0.9422 GB, free: 21.35 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003116/0.2531, allocations: 2.648 MB / 0.9448 GB, free: 18.69 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0004858/0.2536, allocations: 244 kB / 0.945 GB, free: 18.45 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002037/0.2557, allocations: 1.154 MB / 0.9461 GB, free: 17.3 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001388/0.2571, allocations: 1.886 MB / 0.948 GB, free: 15.41 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001449/0.2585, allocations: 1.753 MB / 0.9497 GB, free: 13.64 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.00501/0.2635, allocations: 7.379 MB / 0.9569 GB, free: 6.242 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 4.609e-06/0.2636, allocations: 3.938 kB / 0.9569 GB, free: 6.238 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 1.693e-06/0.2636, allocations: 0 / 0.9569 GB, free: 6.238 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.000143/0.2637, allocations: 0 / 0.9569 GB, free: 6.238 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 0.005232/0.269, allocations: 3.062 MB / 0.9599 GB, free: 3.117 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.515e-05/0.269, allocations: 8.031 kB / 0.9599 GB, free: 3.109 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0109/0.2799, allocations: 2.349 MB / 0.9622 GB, free: 0.7539 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004714/0.2847, allocations: 2.151 MB / 0.9643 GB, free: 14.56 MB / 0.6198 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002469/0.285, allocations: 263.4 kB / 0.9646 GB, free: 14.3 MB / 0.6198 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001165/0.2861, allocations: 351.9 kB / 0.9649 GB, free: 13.96 MB / 0.6198 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01535/0.3015, allocations: 7.099 MB / 0.9718 GB, free: 6.754 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.929e-05/0.3016, allocations: 4 kB / 0.9718 GB, free: 6.75 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004458/0.3021, allocations: 144 kB / 0.972 GB, free: 6.609 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004647/0.3025, allocations: 334 kB / 0.9723 GB, free: 6.281 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01535/0.3179, allocations: 6.989 MB / 0.9791 GB, free: 15.27 MB / 0.6355 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 0.0358/0.3537, allocations: 26.58 MB / 1.005 GB, free: 2.523 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008824/0.3626, allocations: 5 MB / 1.01 GB, free: 13.22 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006037/0.3687, allocations: 2.593 MB / 1.012 GB, free: 10.61 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003361/0.369, allocations: 127 kB / 1.013 GB, free: 10.47 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.57e-05/0.3691, allocations: 68.44 kB / 1.013 GB, free: 10.39 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 6.072e-06/0.3692, allocations: 0 / 1.013 GB, free: 10.39 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.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 0.1026/0.4718, allocations: 30.99 MB / 1.043 GB, free: 11.32 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001187/0.472, allocations: 235.6 kB / 1.043 GB, free: 11.04 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00272/0.4747, allocations: 1.4 MB / 1.045 GB, free: 9.629 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005669/0.4753, allocations: 65.7 kB / 1.045 GB, free: 9.559 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001052/0.4763, allocations: 1.489 MB / 1.046 GB, free: 8.047 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009851/0.4773, allocations: 0.9281 MB / 1.047 GB, free: 7.105 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004016/0.4778, allocations: 256.4 kB / 1.047 GB, free: 6.848 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.000103/0.4779, allocations: 301.1 kB / 1.047 GB, free: 6.551 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005725/0.4836, allocations: 2.656 MB / 1.05 GB, free: 3.891 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.3743/0.8579, allocations: 3.549 MB / 1.054 GB, free: 141 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01217/0.8701, allocations: 6.388 MB / 1.06 GB, free: 139.9 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.874e-05/0.8702, allocations: 9.094 kB / 1.06 GB, free: 139.9 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.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 0.03025/0.9005, allocations: 11.06 MB / 1.071 GB, free: 138.4 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003962/0.9009, allocations: 0.8642 MB / 1.071 GB, free: 137.2 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.97e-05/0.9009, allocations: 24.72 kB / 1.071 GB, free: 137.2 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02049/0.9214, allocations: 5.889 MB / 1.077 GB, free: 136.4 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004411/0.9259, allocations: 0.984 MB / 1.078 GB, free: 136.4 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03467/0.9606, allocations: 25.9 MB / 1.103 GB, free: 116.7 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004002/0.9646, allocations: 0.5536 MB / 1.104 GB, free: 116.2 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000415/0.9651, allocations: 151.9 kB / 1.104 GB, free: 116 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.112e-05/0.9651, allocations: 4 kB / 1.104 GB, free: 116 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 0.005924/0.971, allocations: 3.103 MB / 1.107 GB, free: 112.9 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated