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 11.0.0-master/package.mo", uses=false)
Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008693/0.0008693, allocations: 97.56 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 0.005299/0.005299, allocations: 172.7 kB / 16.27 MB, free: 6.648 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.249/1.249, allocations: 223.3 MB / 240.3 MB, free: 5.355 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.47/2.47, allocations: 462.6 MB / 0.7364 GB, free: 15.57 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003075/0.0003074, allocations: 8.719 kB / 0.9029 GB, free: 36.4 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2426/0.243, allocations: 159.6 MB / 1.059 GB, free: 4.848 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01636/0.2594, allocations: 17.48 MB / 1.076 GB, free: 3.305 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.007984/0.2674, allocations: 6.766 MB / 1.082 GB, free: 12.52 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.000462/0.2678, allocations: 47.88 kB / 1.083 GB, free: 12.48 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.0005857/0.2684, allocations: 377.3 kB / 1.083 GB, free: 12.11 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.001811/0.2703, allocations: 1.331 MB / 1.084 GB, free: 10.77 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00138/0.2716, allocations: 0.9893 MB / 1.085 GB, free: 9.781 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.00566/0.2773, allocations: 8.491 MB / 1.093 GB, free: 1.273 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009284/0.2866, allocations: 8.31 MB / 1.102 GB, free: 8.863 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002722/0.2893, allocations: 1.658 MB / 1.103 GB, free: 7.199 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003105/0.2925, allocations: 2.64 MB / 1.106 GB, free: 4.551 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.0003375/0.2928, allocations: 236 kB / 1.106 GB, free: 4.32 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001769/0.2946, allocations: 1.166 MB / 1.107 GB, free: 3.152 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.001518/0.2961, allocations: 1.887 MB / 1.109 GB, free: 1.262 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.001462/0.2976, allocations: 1.782 MB / 1.111 GB, free: 15.46 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.005669/0.3033, allocations: 7.391 MB / 1.118 GB, free: 8.051 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 3.447e-06/0.3033, allocations: 0 / 1.118 GB, free: 8.051 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 1.372e-06/0.3033, allocations: 0 / 1.118 GB, free: 8.051 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 6.569e-05/0.3034, allocations: 0 / 1.118 GB, free: 8.051 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 0.00532/0.3087, allocations: 3.07 MB / 1.121 GB, free: 4.922 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 4.103e-05/0.3087, allocations: 15.97 kB / 1.121 GB, free: 4.906 MB / 0.8731 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006553/0.3094, allocations: 0.5423 MB / 1.121 GB, free: 4.355 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01183/0.3212, allocations: 2.407 MB / 1.124 GB, free: 1.941 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003201/0.3244, allocations: 2.155 MB / 1.126 GB, free: 15.74 MB / 0.8887 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001699/0.3246, allocations: 263.2 kB / 1.126 GB, free: 15.48 MB / 0.8887 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005816/0.3252, allocations: 355.8 kB / 1.127 GB, free: 15.14 MB / 0.8887 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0116/0.3368, allocations: 7.126 MB / 1.133 GB, free: 7.906 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.314e-05/0.3369, allocations: 7.938 kB / 1.133 GB, free: 7.898 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004032/0.3373, allocations: 148 kB / 1.134 GB, free: 7.754 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004079/0.3377, allocations: 326 kB / 1.134 GB, free: 7.434 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01363/0.3514, allocations: 7.035 MB / 1.141 GB, free: 396 kB / 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 0.02667/0.378, allocations: 26.65 MB / 1.167 GB, free: 3.562 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007392/0.3855, allocations: 4.997 MB / 1.172 GB, free: 14.27 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005284/0.3908, allocations: 2.604 MB / 1.174 GB, free: 11.64 MB / 0.9356 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001805/0.3909, allocations: 127 kB / 1.174 GB, free: 11.5 MB / 0.9356 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.454e-05/0.391, allocations: 64.5 kB / 1.174 GB, free: 11.42 MB / 0.9356 GB
Notification: Performance of pre-optimization done (n=208): time 3.777e-06/0.391, allocations: 0 / 1.174 GB, free: 11.42 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 0.09723/0.4882, allocations: 30.99 MB / 1.205 GB, free: 12.35 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001137/0.4884, allocations: 235.6 kB / 1.205 GB, free: 12.07 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001839/0.4902, allocations: 1.427 MB / 1.206 GB, free: 10.64 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.0002138/0.4904, allocations: 69.7 kB / 1.206 GB, free: 10.56 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00101/0.4915, allocations: 1.485 MB / 1.208 GB, free: 9.055 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008223/0.4923, allocations: 0.9281 MB / 1.209 GB, free: 8.113 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004176/0.4927, allocations: 260.4 kB / 1.209 GB, free: 7.852 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 0.0001085/0.4928, allocations: 301.1 kB / 1.209 GB, free: 7.555 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005531/0.4984, allocations: 2.68 MB / 1.212 GB, free: 4.871 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006085/0.5045, allocations: 3.567 MB / 1.215 GB, free: 0.9219 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01144/0.5159, allocations: 6.41 MB / 1.222 GB, free: 10.11 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.011e-05/0.5159, allocations: 8 kB / 1.222 GB, free: 10.11 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 0.02625/0.5422, allocations: 11.1 MB / 1.232 GB, free: 14.9 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005461/0.5428, allocations: 0.8627 MB / 1.233 GB, free: 13.66 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.011e-05/0.5428, allocations: 28 kB / 1.233 GB, free: 13.64 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02057/0.5634, allocations: 5.961 MB / 1.239 GB, free: 7.656 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00383/0.5672, allocations: 0.9945 MB / 1.24 GB, free: 6.66 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4891/1.056, allocations: 25.93 MB / 1.265 GB, free: 163.5 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004262/1.061, allocations: 0.5716 MB / 1.266 GB, free: 163.5 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004841/1.061, allocations: 153 kB / 1.266 GB, free: 163.5 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 9.498e-06/1.061, allocations: 4.375 kB / 1.266 GB, free: 163.5 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 0.00671/1.068, allocations: 3.119 MB / 1.269 GB, free: 163.1 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated