Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/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 8.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_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_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 1.688/1.688, allocations: 287.5 MB / 302.6 MB, free: 8.16 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001055/0.001055, allocations: 182.2 kB / 371.2 MB, free: 10.82 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.688/1.688, allocations: 205.4 MB / 0.6298 GB, free: 10.57 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009056/0.0009056, allocations: 86.36 kB / 0.7432 GB, free: 6.57 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004254/0.0004256, allocations: 12.53 kB / 0.8661 GB, free: 140.4 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2417/0.2422, allocations: 115.3 MB / 0.9787 GB, free: 28.17 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.0148/0.257, allocations: 16.47 MB / 0.9948 GB, free: 11.64 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.0098/0.2669, allocations: 6.469 MB / 1.001 GB, free: 5.156 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002082/0.269, allocations: 47.81 kB / 1.001 GB, free: 5.109 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001557/0.2706, allocations: 365.4 kB / 1.002 GB, free: 4.75 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.003732/0.2744, allocations: 1.132 MB / 1.003 GB, free: 3.613 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002975/0.2774, allocations: 0.7612 MB / 1.003 GB, free: 2.852 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.007328/0.2847, allocations: 6.477 MB / 1.01 GB, free: 12.36 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01273/0.2975, allocations: 8.223 MB / 1.018 GB, free: 4.051 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004067/0.3016, allocations: 1.705 MB / 1.019 GB, free: 2.34 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005004/0.3066, allocations: 2.602 MB / 1.022 GB, free: 15.73 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009846/0.3077, allocations: 240 kB / 1.022 GB, free: 15.5 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002257/0.3099, allocations: 0.6673 MB / 1.023 GB, free: 14.83 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.002459/0.3124, allocations: 1.883 MB / 1.025 GB, free: 12.94 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.001443/0.3139, allocations: 0.6875 MB / 1.025 GB, free: 12.25 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.007859/0.3217, allocations: 6.409 MB / 1.032 GB, free: 5.82 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 5.681e-06/0.3218, allocations: 0 / 1.032 GB, free: 5.82 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.424e-06/0.3218, allocations: 0 / 1.032 GB, free: 5.82 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002239/0.322, allocations: 0 / 1.032 GB, free: 5.82 MB / 0.6511 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 0.007433/0.3294, allocations: 3.07 MB / 1.035 GB, free: 2.691 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.268e-05/0.3295, allocations: 11.97 kB / 1.035 GB, free: 2.68 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01208/0.3416, allocations: 2.345 MB / 1.037 GB, free: 336 kB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005356/0.347, allocations: 2.147 MB / 1.039 GB, free: 14.14 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003019/0.3473, allocations: 267.4 kB / 1.039 GB, free: 13.88 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001606/0.3489, allocations: 347.9 kB / 1.04 GB, free: 13.54 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02024/0.3692, allocations: 7.075 MB / 1.046 GB, free: 6.355 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.114e-05/0.3693, allocations: 4 kB / 1.046 GB, free: 6.352 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004954/0.3698, allocations: 140 kB / 1.047 GB, free: 6.215 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000483/0.3703, allocations: 338 kB / 1.047 GB, free: 5.883 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0161/0.3864, allocations: 6.965 MB / 1.054 GB, free: 14.9 MB / 0.6823 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 0.5177/0.9041, allocations: 26.55 MB / 1.08 GB, free: 71.36 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009029/0.9132, allocations: 4.982 MB / 1.085 GB, free: 68.65 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006341/0.9195, allocations: 2.6 MB / 1.087 GB, free: 67.89 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002524/0.9198, allocations: 136 kB / 1.087 GB, free: 67.79 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.968e-05/0.9199, allocations: 62.3 kB / 1.087 GB, free: 67.73 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 5.6e-06/0.9199, allocations: 0 / 1.087 GB, free: 67.73 MB / 0.6823 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 0.1029/1.023, allocations: 30.95 MB / 1.117 GB, free: 55.98 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.195e-05/1.023, allocations: 239.1 kB / 1.118 GB, free: 55.73 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002107/1.025, allocations: 1.396 MB / 1.119 GB, free: 54.97 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005009/1.026, allocations: 72.25 kB / 1.119 GB, free: 54.91 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006514/1.026, allocations: 1.482 MB / 1.121 GB, free: 53.61 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.000691/1.027, allocations: 0.9228 MB / 1.121 GB, free: 52.81 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001935/1.027, allocations: 67.5 kB / 1.122 GB, free: 52.76 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001456/1.027, allocations: 437 kB / 1.122 GB, free: 52.36 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004984/1.032, allocations: 2.644 MB / 1.125 GB, free: 50.99 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005486/1.038, allocations: 3.543 MB / 1.128 GB, free: 48.48 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01036/1.048, allocations: 6.366 MB / 1.134 GB, free: 42.55 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.939e-05/1.048, allocations: 4 kB / 1.134 GB, free: 42.55 MB / 0.6823 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 0.02488/1.073, allocations: 11.01 MB / 1.145 GB, free: 31.44 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004659/1.074, allocations: 0.866 MB / 1.146 GB, free: 30.2 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.869e-05/1.074, allocations: 26.89 kB / 1.146 GB, free: 30.18 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01973/1.093, allocations: 5.884 MB / 1.152 GB, free: 24.28 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004162/1.098, allocations: 0.9866 MB / 1.153 GB, free: 23.29 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03846/1.136, allocations: 25.87 MB / 1.178 GB, free: 12.99 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004597/1.141, allocations: 0.5536 MB / 1.178 GB, free: 12.44 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007234/1.141, allocations: 152 kB / 1.179 GB, free: 12.29 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.237e-05/1.141, allocations: 9.5 kB / 1.179 GB, free: 12.28 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 0.007625/1.149, allocations: 3.087 MB / 1.182 GB, free: 9.168 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated