Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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 11.0.1-master/package.mo", uses=false)
Using package Buildings with version 11.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-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.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008301/0.0008302, allocations: 91.84 kB / 15.36 MB, free: 0.7383 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.006484/0.006484, allocations: 169.3 kB / 16.26 MB, free: 6.676 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.452/1.452, allocations: 223.3 MB / 240.3 MB, free: 5.332 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.883/2.883, allocations: 462.6 MB / 0.7364 GB, free: 248 kB / 0.5762 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004244/0.0004248, allocations: 8.5 kB / 0.9028 GB, free: 36.64 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3658/0.3663, allocations: 159.6 MB / 1.059 GB, free: 5.422 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02306/0.3894, allocations: 17.49 MB / 1.076 GB, free: 3.871 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.01433/0.4037, allocations: 6.766 MB / 1.082 GB, free: 13.09 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002427/0.4062, allocations: 43.88 kB / 1.082 GB, free: 13.05 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.001822/0.4081, allocations: 369.4 kB / 1.083 GB, free: 12.68 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.004601/0.4127, allocations: 1.347 MB / 1.084 GB, free: 11.33 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003191/0.4159, allocations: 0.986 MB / 1.085 GB, free: 10.35 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.01001/0.4259, allocations: 8.487 MB / 1.093 GB, free: 1.844 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01501/0.441, allocations: 8.31 MB / 1.101 GB, free: 9.438 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004103/0.4451, allocations: 1.65 MB / 1.103 GB, free: 7.781 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005434/0.4506, allocations: 2.652 MB / 1.106 GB, free: 5.121 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.001442/0.4521, allocations: 236 kB / 1.106 GB, free: 4.891 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003539/0.4557, allocations: 1.162 MB / 1.107 GB, free: 3.727 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.003499/0.4592, allocations: 1.89 MB / 1.109 GB, free: 1.832 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.004689/0.4639, allocations: 1.778 MB / 1.111 GB, free: 40 kB / 0.8575 GB
Notification: Performance of NFConvertDAE.convert: time 0.01058/0.4745, allocations: 7.383 MB / 1.118 GB, free: 8.633 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 8.977e-06/0.4746, allocations: 7.938 kB / 1.118 GB, free: 8.625 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 2.094e-06/0.4746, allocations: 3.938 kB / 1.118 GB, free: 8.621 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.0002776/0.4748, allocations: 4 kB / 1.118 GB, free: 8.617 MB / 0.8731 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 0.009428/0.4843, allocations: 3.058 MB / 1.121 GB, free: 5.5 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 4.966e-05/0.4843, allocations: 12.03 kB / 1.121 GB, free: 5.488 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01448/0.4988, allocations: 2.411 MB / 1.123 GB, free: 3.07 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007422/0.5063, allocations: 2.151 MB / 1.125 GB, free: 0.875 MB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004167/0.5068, allocations: 267.4 kB / 1.126 GB, free: 0.6133 MB / 0.8731 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002278/0.5091, allocations: 343.9 kB / 1.126 GB, free: 284 kB / 0.8731 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02101/0.5301, allocations: 7.13 MB / 1.133 GB, free: 9.043 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001832/0.5304, allocations: 15.83 kB / 1.133 GB, free: 9.027 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001442/0.5318, allocations: 148 kB / 1.133 GB, free: 8.883 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006229/0.5325, allocations: 330 kB / 1.133 GB, free: 8.559 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02355/0.5561, allocations: 7.035 MB / 1.14 GB, free: 1.512 MB / 0.8887 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 0.05646/0.6126, allocations: 26.65 MB / 1.166 GB, free: 4.68 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01358/0.6262, allocations: 4.999 MB / 1.171 GB, free: 15.38 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.009384/0.6356, allocations: 2.585 MB / 1.174 GB, free: 12.78 MB / 0.9356 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0005627/0.6362, allocations: 135 kB / 1.174 GB, free: 12.63 MB / 0.9356 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 9.794e-05/0.6364, allocations: 64.55 kB / 1.174 GB, free: 12.55 MB / 0.9356 GB
Notification: Performance of pre-optimization done (n=208): time 1.083e-05/0.6364, allocations: 0 / 1.174 GB, free: 12.55 MB / 0.9356 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 0.1111/0.7475, allocations: 30.96 MB / 1.204 GB, free: 13.5 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001599/0.7477, allocations: 243.5 kB / 1.204 GB, free: 13.21 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002494/0.7502, allocations: 1.431 MB / 1.206 GB, free: 11.77 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.000636/0.7509, allocations: 69.7 kB / 1.206 GB, free: 11.7 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00141/0.7523, allocations: 1.482 MB / 1.207 GB, free: 10.2 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.002013/0.7543, allocations: 0.9243 MB / 1.208 GB, free: 9.258 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005876/0.7549, allocations: 260.4 kB / 1.208 GB, free: 8.996 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 0.0001623/0.7551, allocations: 301.1 kB / 1.209 GB, free: 8.699 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006965/0.7621, allocations: 2.68 MB / 1.211 GB, free: 6.016 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007138/0.7693, allocations: 3.579 MB / 1.215 GB, free: 2.059 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01312/0.7824, allocations: 6.399 MB / 1.221 GB, free: 11.26 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.801e-05/0.7825, allocations: 8 kB / 1.221 GB, free: 11.25 MB / 0.9825 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 0.02981/0.8123, allocations: 11.11 MB / 1.232 GB, free: 40 kB / 0.9825 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008173/0.8131, allocations: 0.865 MB / 1.233 GB, free: 14.8 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.297e-05/0.8132, allocations: 28 kB / 1.233 GB, free: 14.77 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02263/0.8358, allocations: 5.957 MB / 1.239 GB, free: 8.797 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004546/0.8404, allocations: 0.9984 MB / 1.239 GB, free: 7.797 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6903/1.531, allocations: 25.93 MB / 1.265 GB, free: 164.2 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005251/1.536, allocations: 0.5714 MB / 1.265 GB, free: 164.2 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005685/1.537, allocations: 153.1 kB / 1.266 GB, free: 164.2 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.326e-05/1.537, allocations: 5.906 kB / 1.266 GB, free: 164.2 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 0.008218/1.545, allocations: 3.123 MB / 1.269 GB, free: 164 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated