Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_1.6_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo", uses=false)
Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_1.6_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_1.6_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009212/0.0009214, allocations: 97.95 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.006577/0.006577, allocations: 171.2 kB / 16.27 MB, free: 6.652 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.489/1.489, allocations: 223.3 MB / 240.3 MB, free: 5.375 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.974/2.974, allocations: 473.4 MB / 0.7469 GB, free: 6.145 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003825/0.0003824, allocations: 7.219 kB / 0.9158 GB, free: 33.16 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3609/0.3613, allocations: 162.2 MB / 1.074 GB, free: 7.559 MB / 0.8262 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02113/0.3824, allocations: 17.55 MB / 1.091 GB, free: 5.945 MB / 0.8419 GB
Notification: Performance of NFInst.instExpressions: time 0.01286/0.3953, allocations: 6.84 MB / 1.098 GB, free: 15.09 MB / 0.8575 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002156/0.3975, allocations: 43.88 kB / 1.098 GB, free: 15.05 MB / 0.8575 GB
Notification: Performance of NFTyping.typeComponents: time 0.001267/0.3988, allocations: 377.3 kB / 1.098 GB, free: 14.68 MB / 0.8575 GB
Notification: Performance of NFTyping.typeBindings: time 0.004206/0.403, allocations: 1.363 MB / 1.1 GB, free: 13.31 MB / 0.8575 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003264/0.4063, allocations: 0.9789 MB / 1.101 GB, free: 12.33 MB / 0.8575 GB
Notification: Performance of NFFlatten.flatten: time 0.01026/0.4166, allocations: 8.526 MB / 1.109 GB, free: 3.785 MB / 0.8575 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01319/0.4298, allocations: 8.339 MB / 1.117 GB, free: 11.36 MB / 0.8731 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003446/0.4333, allocations: 1.662 MB / 1.119 GB, free: 9.688 MB / 0.8731 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004597/0.4379, allocations: 2.66 MB / 1.121 GB, free: 7.02 MB / 0.8731 GB
Notification: Performance of NFPackage.collectConstants: time 0.0007614/0.4387, allocations: 236 kB / 1.122 GB, free: 6.789 MB / 0.8731 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002595/0.4413, allocations: 1.174 MB / 1.123 GB, free: 5.613 MB / 0.8731 GB
Notification: Performance of NFScalarize.scalarize: time 0.002316/0.4437, allocations: 1.894 MB / 1.125 GB, free: 3.715 MB / 0.8731 GB
Notification: Performance of NFVerifyModel.verify: time 0.002616/0.4463, allocations: 1.805 MB / 1.126 GB, free: 1.895 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.01154/0.4578, allocations: 7.426 MB / 1.134 GB, free: 10.45 MB / 0.8887 GB
Notification: Performance of FrontEnd - DAE generated: time 8.025e-06/0.4579, allocations: 4 kB / 1.134 GB, free: 10.44 MB / 0.8887 GB
Notification: Performance of FrontEnd: time 2.756e-06/0.4579, allocations: 3.938 kB / 1.134 GB, free: 10.44 MB / 0.8887 GB
Notification: Performance of Transformations before backend: time 0.0002347/0.4581, allocations: 0 / 1.134 GB, free: 10.44 MB / 0.8887 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 0.007675/0.4658, allocations: 3.097 MB / 1.137 GB, free: 7.281 MB / 0.8887 GB
Notification: Performance of prepare preOptimizeDAE: time 4.453e-05/0.4659, allocations: 8.031 kB / 1.137 GB, free: 7.273 MB / 0.8887 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01347/0.4793, allocations: 2.427 MB / 1.139 GB, free: 4.84 MB / 0.8887 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004939/0.4843, allocations: 2.167 MB / 1.141 GB, free: 2.629 MB / 0.8887 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002247/0.4846, allocations: 267.5 kB / 1.141 GB, free: 2.367 MB / 0.8887 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009921/0.4856, allocations: 347.9 kB / 1.142 GB, free: 2.027 MB / 0.8887 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01719/0.5028, allocations: 7.163 MB / 1.149 GB, free: 10.76 MB / 0.9044 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.804e-05/0.5029, allocations: 0 / 1.149 GB, free: 10.76 MB / 0.9044 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004931/0.5034, allocations: 148 kB / 1.149 GB, free: 10.62 MB / 0.9044 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005311/0.5039, allocations: 338.1 kB / 1.149 GB, free: 10.29 MB / 0.9044 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01772/0.5217, allocations: 7.055 MB / 1.156 GB, free: 3.219 MB / 0.9044 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0406/0.5623, allocations: 26.73 MB / 1.182 GB, free: 6.312 MB / 0.9356 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008769/0.5711, allocations: 4.997 MB / 1.187 GB, free: 1.008 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006144/0.5773, allocations: 2.596 MB / 1.19 GB, free: 14.39 MB / 0.9512 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002941/0.5776, allocations: 131 kB / 1.19 GB, free: 14.24 MB / 0.9512 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.56e-05/0.5777, allocations: 56.55 kB / 1.19 GB, free: 14.18 MB / 0.9512 GB
Notification: Performance of pre-optimization done (n=208): time 4.118e-06/0.5777, allocations: 3.938 kB / 1.19 GB, free: 14.17 MB / 0.9512 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 0.1115/0.6893, allocations: 31.02 MB / 1.22 GB, free: 15.07 MB / 0.9825 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001651/0.6895, allocations: 239.6 kB / 1.22 GB, free: 14.79 MB / 0.9825 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002479/0.692, allocations: 1.469 MB / 1.222 GB, free: 13.32 MB / 0.9825 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006382/0.6926, allocations: 69.7 kB / 1.222 GB, free: 13.24 MB / 0.9825 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001262/0.6939, allocations: 1.501 MB / 1.223 GB, free: 11.72 MB / 0.9825 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001323/0.6952, allocations: 0.9204 MB / 1.224 GB, free: 10.79 MB / 0.9825 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000546/0.6958, allocations: 260.4 kB / 1.224 GB, free: 10.52 MB / 0.9825 GB
Notification: Performance of setup shared object (initialization): time 0.0002114/0.696, allocations: 313 kB / 1.225 GB, free: 10.21 MB / 0.9825 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.007241/0.7033, allocations: 2.672 MB / 1.227 GB, free: 7.539 MB / 0.9825 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007839/0.7111, allocations: 3.567 MB / 1.231 GB, free: 3.594 MB / 0.9825 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01547/0.7266, allocations: 6.406 MB / 1.237 GB, free: 12.79 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.623e-05/0.7267, allocations: 8 kB / 1.237 GB, free: 12.78 MB / 0.9981 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 0.03358/0.7603, allocations: 11.06 MB / 1.248 GB, free: 1.613 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0009132/0.7613, allocations: 0.8592 MB / 1.249 GB, free: 388 kB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.929e-05/0.7614, allocations: 24 kB / 1.249 GB, free: 364 kB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.7059/1.467, allocations: 5.979 MB / 1.255 GB, free: 161.2 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004652/1.472, allocations: 0.9997 MB / 1.256 GB, free: 161.2 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04267/1.515, allocations: 25.95 MB / 1.281 GB, free: 150.1 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005195/1.52, allocations: 0.5724 MB / 1.281 GB, free: 150.1 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005311/1.521, allocations: 150.7 kB / 1.282 GB, free: 150.1 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.014e-05/1.521, allocations: 8.281 kB / 1.282 GB, free: 150.1 MB / 0.9981 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 0.006959/1.527, allocations: 3.114 MB / 1.285 GB, free: 148.9 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated