Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/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 7.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.242/2.242, allocations: 251.1 MB / 266.7 MB, free: 11.57 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001398/0.001397, allocations: 180.2 kB / 326.3 MB, free: 2.855 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.428/2.428, allocations: 205.4 MB / 0.5772 GB, free: 20.8 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.000966/0.0009657, allocations: 86.06 kB / 0.6817 GB, free: 13.64 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004814/0.0004817, allocations: 11.28 kB / 0.7958 GB, free: 135.6 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2109/0.2114, allocations: 106.3 MB / 0.8995 GB, free: 65.5 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02425/0.2357, allocations: 16.55 MB / 0.9157 GB, free: 48.89 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01343/0.2492, allocations: 6.532 MB / 0.9221 GB, free: 42.34 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001854/0.2511, allocations: 43.88 kB / 0.9221 GB, free: 42.3 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.00134/0.2525, allocations: 373.3 kB / 0.9225 GB, free: 41.93 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.004062/0.2566, allocations: 1.152 MB / 0.9236 GB, free: 40.78 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003499/0.2601, allocations: 0.7622 MB / 0.9243 GB, free: 40.02 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.008339/0.2685, allocations: 6.512 MB / 0.9307 GB, free: 33.49 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01498/0.2836, allocations: 7.729 MB / 0.9382 GB, free: 25.69 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003567/0.2872, allocations: 1.701 MB / 0.9399 GB, free: 23.98 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005222/0.2925, allocations: 2.61 MB / 0.9425 GB, free: 21.37 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.001038/0.2936, allocations: 243.9 kB / 0.9427 GB, free: 21.13 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0031/0.2967, allocations: 0.6907 MB / 0.9434 GB, free: 20.44 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.003188/0.2999, allocations: 1.875 MB / 0.9452 GB, free: 18.56 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001384/0.3013, allocations: 0.6914 MB / 0.9459 GB, free: 17.86 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.008161/0.3095, allocations: 6.452 MB / 0.9522 GB, free: 11.39 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 7.083e-06/0.3096, allocations: 4 kB / 0.9522 GB, free: 11.39 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 3.316e-06/0.3096, allocations: 0 / 0.9522 GB, free: 11.39 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0002156/0.3098, allocations: 0 / 0.9522 GB, free: 11.39 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.01028/0.3201, allocations: 3.132 MB / 0.9552 GB, free: 8.195 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 5.271e-05/0.3202, allocations: 8.031 kB / 0.9552 GB, free: 8.188 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0211/0.3413, allocations: 2.356 MB / 0.9575 GB, free: 5.824 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006373/0.3477, allocations: 2.128 MB / 0.9596 GB, free: 3.648 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002637/0.348, allocations: 267.5 kB / 0.9599 GB, free: 3.387 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.00143/0.3495, allocations: 351.9 kB / 0.9602 GB, free: 3.043 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02514/0.3746, allocations: 7.101 MB / 0.9671 GB, free: 11.84 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001858/0.3749, allocations: 3.906 kB / 0.9671 GB, free: 11.84 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001392/0.3763, allocations: 148 kB / 0.9673 GB, free: 11.7 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008665/0.3772, allocations: 338.1 kB / 0.9676 GB, free: 11.36 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0296/0.4068, allocations: 6.981 MB / 0.9744 GB, free: 4.367 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05704/0.4639, allocations: 26.66 MB / 1 GB, free: 7.527 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01555/0.4795, allocations: 4.984 MB / 1.005 GB, free: 2.242 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01127/0.4909, allocations: 2.6 MB / 1.008 GB, free: 15.62 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004993/0.4914, allocations: 131 kB / 1.008 GB, free: 15.47 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.44e-05/0.4915, allocations: 60.56 kB / 1.008 GB, free: 15.4 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 9.538e-06/0.4915, allocations: 0 / 1.008 GB, free: 15.4 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 0.2032/0.6947, allocations: 30.96 MB / 1.038 GB, free: 368 kB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001613/0.6949, allocations: 239.6 kB / 1.039 GB, free: 76 kB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003582/0.6985, allocations: 1.434 MB / 1.04 GB, free: 14.63 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.001134/0.6998, allocations: 65.7 kB / 1.04 GB, free: 14.56 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.002237/0.7021, allocations: 1.497 MB / 1.041 GB, free: 13.04 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001855/0.704, allocations: 0.9281 MB / 1.042 GB, free: 12.1 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004944/0.7045, allocations: 68 kB / 1.042 GB, free: 12.04 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0003582/0.7049, allocations: 440.7 kB / 1.043 GB, free: 11.6 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01145/0.7163, allocations: 2.641 MB / 1.045 GB, free: 8.953 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01395/0.7304, allocations: 3.544 MB / 1.049 GB, free: 5.027 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01252/0.7429, allocations: 3.087 MB / 1.052 GB, free: 1.918 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.31e-05/0.743, allocations: 11.94 kB / 1.052 GB, free: 1.906 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 0.6963/1.439, allocations: 11 MB / 1.063 GB, free: 138 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006581/1.44, allocations: 0.8665 MB / 1.063 GB, free: 136.9 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.777e-05/1.44, allocations: 26.03 kB / 1.064 GB, free: 136.9 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04105/1.481, allocations: 5.879 MB / 1.069 GB, free: 136.8 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008209/1.489, allocations: 0.9877 MB / 1.07 GB, free: 136.8 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06654/1.556, allocations: 25.86 MB / 1.095 GB, free: 123 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007651/1.564, allocations: 0.5536 MB / 1.096 GB, free: 122.8 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001265/1.565, allocations: 152.1 kB / 1.096 GB, free: 122.7 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.944e-05/1.565, allocations: 3.844 kB / 1.096 GB, free: 122.7 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 0.01276/1.578, allocations: 3.086 MB / 1.099 GB, free: 120.6 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated