Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.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 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.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.8.0.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.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.712/1.712, allocations: 288.4 MB / 303.4 MB, free: 8.191 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009911/0.000991, allocations: 172.5 kB / 372 MB, free: 10.27 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.706/1.706, allocations: 205.4 MB / 0.6307 GB, free: 9.98 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009369/0.0009367, allocations: 94.36 kB / 0.7441 GB, free: 5.902 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004233/0.0004233, allocations: 16.69 kB / 0.867 GB, free: 142 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2805/0.281, allocations: 115.3 MB / 0.9796 GB, free: 27.65 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.0153/0.2963, allocations: 16.46 MB / 0.9957 GB, free: 11.13 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01067/0.307, allocations: 6.473 MB / 1.002 GB, free: 4.641 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002147/0.3092, allocations: 43.88 kB / 1.002 GB, free: 4.598 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001575/0.3108, allocations: 369.3 kB / 1.002 GB, free: 4.234 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.003538/0.3144, allocations: 1.132 MB / 1.004 GB, free: 3.098 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002618/0.317, allocations: 0.7641 MB / 1.004 GB, free: 2.332 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.006982/0.324, allocations: 6.45 MB / 1.011 GB, free: 11.87 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01222/0.3363, allocations: 7.434 MB / 1.018 GB, free: 4.367 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003687/0.34, allocations: 1.697 MB / 1.019 GB, free: 2.664 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005172/0.3452, allocations: 2.61 MB / 1.022 GB, free: 48 kB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001353/0.3466, allocations: 240 kB / 1.022 GB, free: 15.81 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002917/0.3495, allocations: 0.6673 MB / 1.023 GB, free: 15.14 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.003091/0.3526, allocations: 1.879 MB / 1.025 GB, free: 13.26 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.001699/0.3543, allocations: 0.6914 MB / 1.025 GB, free: 12.56 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.008271/0.3626, allocations: 6.406 MB / 1.032 GB, free: 6.141 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 6.703e-06/0.3626, allocations: 0 / 1.032 GB, free: 6.141 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 3.086e-06/0.3627, allocations: 4 kB / 1.032 GB, free: 6.137 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002677/0.3629, allocations: 0 / 1.032 GB, free: 6.137 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 0.008221/0.3712, allocations: 3.112 MB / 1.035 GB, free: 2.965 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 5.196e-05/0.3712, allocations: 20.02 kB / 1.035 GB, free: 2.945 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01255/0.3838, allocations: 2.336 MB / 1.037 GB, free: 0.6016 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005699/0.3895, allocations: 2.112 MB / 1.039 GB, free: 14.44 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002148/0.3898, allocations: 267 kB / 1.039 GB, free: 14.18 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007288/0.3905, allocations: 347.9 kB / 1.04 GB, free: 13.84 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0148/0.4053, allocations: 7.068 MB / 1.047 GB, free: 6.668 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.79e-05/0.4054, allocations: 4 kB / 1.047 GB, free: 6.664 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004164/0.4058, allocations: 155.9 kB / 1.047 GB, free: 6.512 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004701/0.4063, allocations: 330 kB / 1.047 GB, free: 6.188 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01576/0.4221, allocations: 6.961 MB / 1.054 GB, free: 15.21 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 0.6487/1.071, allocations: 26.57 MB / 1.08 GB, free: 71.68 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009851/1.081, allocations: 4.975 MB / 1.085 GB, free: 68.95 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006801/1.088, allocations: 2.597 MB / 1.087 GB, free: 68.2 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002559/1.088, allocations: 131.9 kB / 1.087 GB, free: 68.09 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.284e-05/1.088, allocations: 62.64 kB / 1.087 GB, free: 68.03 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 4.578e-06/1.088, allocations: 0.875 kB / 1.087 GB, free: 68.03 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 0.1109/1.199, allocations: 30.92 MB / 1.118 GB, free: 55.63 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.453e-05/1.199, allocations: 247 kB / 1.118 GB, free: 55.37 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002061/1.201, allocations: 1.387 MB / 1.119 GB, free: 54.62 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006048/1.202, allocations: 69.23 kB / 1.119 GB, free: 54.55 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006859/1.202, allocations: 1.487 MB / 1.121 GB, free: 53.25 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009132/1.203, allocations: 0.9221 MB / 1.122 GB, free: 52.46 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002286/1.204, allocations: 62.38 kB / 1.122 GB, free: 52.41 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.000199/1.204, allocations: 437.7 kB / 1.122 GB, free: 52.01 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004986/1.209, allocations: 2.649 MB / 1.125 GB, free: 50.64 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0055/1.214, allocations: 3.541 MB / 1.128 GB, free: 48.12 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005535/1.22, allocations: 3.093 MB / 1.131 GB, free: 45.84 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.903e-05/1.22, allocations: 12 kB / 1.131 GB, free: 45.83 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 0.02546/1.245, allocations: 10.99 MB / 1.142 GB, free: 34.74 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006688/1.246, allocations: 0.8666 MB / 1.143 GB, free: 33.5 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.312e-05/1.246, allocations: 28 kB / 1.143 GB, free: 33.47 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02146/1.268, allocations: 5.881 MB / 1.148 GB, free: 27.57 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004633/1.272, allocations: 0.9867 MB / 1.149 GB, free: 26.58 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03789/1.31, allocations: 25.9 MB / 1.175 GB, free: 284 kB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004991/1.315, allocations: 0.5575 MB / 1.175 GB, free: 15.72 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000846/1.316, allocations: 144 kB / 1.175 GB, free: 15.58 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.443e-05/1.316, allocations: 4 kB / 1.175 GB, free: 15.57 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 0.008329/1.325, allocations: 3.091 MB / 1.178 GB, free: 12.46 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated