Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 9.1.2-maint.9.1.x/package.mo", uses=false)
Using package Buildings with version 9.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/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.UnbalancedStepDown.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_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001122/0.001122, allocations: 92 kB / 16.02 MB, free: 80 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001683/0.001683, allocations: 183.4 kB / 16.92 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 1.397/1.397, allocations: 223.3 MB / 241 MB, free: 5.27 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo): time 2.476/2.476, allocations: 390.9 MB / 0.667 GB, free: 2.363 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004456/0.0004456, allocations: 8 kB / 0.8167 GB, free: 13.2 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7282/0.7286, allocations: 142.4 MB / 0.9558 GB, free: 7.734 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01944/0.7481, allocations: 17.56 MB / 0.9729 GB, free: 10.4 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.0132/0.7614, allocations: 6.794 MB / 0.9795 GB, free: 5.074 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002119/0.7636, allocations: 44.44 kB / 0.9796 GB, free: 5.066 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.001329/0.7649, allocations: 379.3 kB / 0.9799 GB, free: 4.746 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.004376/0.7693, allocations: 1.351 MB / 0.9813 GB, free: 3.691 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003425/0.7727, allocations: 0.9763 MB / 0.9822 GB, free: 2.938 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.01022/0.783, allocations: 8.512 MB / 0.9905 GB, free: 11.62 MB / 0.7481 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0141/0.7971, allocations: 8.355 MB / 0.9987 GB, free: 3.176 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003679/0.8008, allocations: 1.654 MB / 1 GB, free: 1.516 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004806/0.8057, allocations: 2.656 MB / 1.003 GB, free: 14.85 MB / 0.7637 GB
Notification: Performance of NFPackage.collectConstants: time 0.001147/0.8069, allocations: 240 kB / 1.003 GB, free: 14.62 MB / 0.7637 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003274/0.8101, allocations: 1.174 MB / 1.004 GB, free: 13.44 MB / 0.7637 GB
Notification: Performance of NFScalarize.scalarize: time 0.00269/0.8129, allocations: 1.883 MB / 1.006 GB, free: 11.55 MB / 0.7637 GB
Notification: Performance of NFVerifyModel.verify: time 0.003185/0.8161, allocations: 1.802 MB / 1.008 GB, free: 9.738 MB / 0.7637 GB
Notification: Performance of NFConvertDAE.convert: time 0.008166/0.8242, allocations: 6.481 MB / 1.014 GB, free: 3.242 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 7.885e-06/0.8243, allocations: 3.938 kB / 1.014 GB, free: 3.238 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 3.196e-06/0.8243, allocations: 3.938 kB / 1.014 GB, free: 3.234 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0002403/0.8245, allocations: 0 / 1.014 GB, free: 3.234 MB / 0.7637 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 0.009062/0.8336, allocations: 3.097 MB / 1.017 GB, free: 80 kB / 0.7637 GB
Notification: Performance of prepare preOptimizeDAE: time 4.875e-05/0.8337, allocations: 8.031 kB / 1.017 GB, free: 72 kB / 0.7637 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01412/0.8478, allocations: 2.419 MB / 1.02 GB, free: 13.64 MB / 0.7794 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00486/0.8527, allocations: 2.167 MB / 1.022 GB, free: 11.43 MB / 0.7794 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000292/0.853, allocations: 267.5 kB / 1.022 GB, free: 11.17 MB / 0.7794 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001356/0.8544, allocations: 355.9 kB / 1.022 GB, free: 10.82 MB / 0.7794 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01799/0.8724, allocations: 7.166 MB / 1.029 GB, free: 3.559 MB / 0.7794 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001047/0.8726, allocations: 3.938 kB / 1.029 GB, free: 3.555 MB / 0.7794 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008618/0.8734, allocations: 152 kB / 1.029 GB, free: 3.406 MB / 0.7794 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005289/0.874, allocations: 334.1 kB / 1.03 GB, free: 3.078 MB / 0.7794 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01843/0.8924, allocations: 7.048 MB / 1.037 GB, free: 12.02 MB / 0.795 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 0.04394/0.9364, allocations: 26.79 MB / 1.063 GB, free: 15.05 MB / 0.8262 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01001/0.9464, allocations: 4.996 MB / 1.068 GB, free: 9.738 MB / 0.8262 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006866/0.9534, allocations: 2.585 MB / 1.07 GB, free: 7.133 MB / 0.8262 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004182/0.9538, allocations: 131 kB / 1.07 GB, free: 6.988 MB / 0.8262 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.185e-05/0.9539, allocations: 60.5 kB / 1.07 GB, free: 6.918 MB / 0.8262 GB
Notification: Performance of pre-optimization done (n=208): time 4.839e-06/0.9539, allocations: 0 / 1.07 GB, free: 6.918 MB / 0.8262 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 0.1167/1.071, allocations: 31.04 MB / 1.101 GB, free: 7.797 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001688/1.071, allocations: 243.6 kB / 1.101 GB, free: 7.512 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002892/1.074, allocations: 1.469 MB / 1.102 GB, free: 6.035 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007059/1.074, allocations: 69.7 kB / 1.102 GB, free: 5.961 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001201/1.076, allocations: 1.497 MB / 1.104 GB, free: 4.441 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001574/1.077, allocations: 0.9164 MB / 1.105 GB, free: 3.512 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007616/1.078, allocations: 264.4 kB / 1.105 GB, free: 3.246 MB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 0.0001087/1.078, allocations: 309 kB / 1.105 GB, free: 2.941 MB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006787/1.085, allocations: 2.68 MB / 1.108 GB, free: 264 kB / 0.8575 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00785/1.093, allocations: 3.571 MB / 1.111 GB, free: 12.31 MB / 0.8731 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01448/1.107, allocations: 6.399 MB / 1.118 GB, free: 5.516 MB / 0.8731 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.532e-05/1.107, allocations: 8 kB / 1.118 GB, free: 5.508 MB / 0.8731 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 0.03257/1.14, allocations: 11.09 MB / 1.129 GB, free: 10.3 MB / 0.8887 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008287/1.141, allocations: 0.867 MB / 1.129 GB, free: 9.062 MB / 0.8887 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.556e-05/1.141, allocations: 28 kB / 1.129 GB, free: 9.035 MB / 0.8887 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0237/1.165, allocations: 5.965 MB / 1.135 GB, free: 3.055 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004895/1.17, allocations: 0.9828 MB / 1.136 GB, free: 2.07 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0463/1.216, allocations: 25.94 MB / 1.162 GB, free: 7.695 MB / 0.92 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00494/1.221, allocations: 0.5692 MB / 1.162 GB, free: 7.125 MB / 0.92 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006229/1.222, allocations: 160 kB / 1.162 GB, free: 6.969 MB / 0.92 GB
Notification: Performance of prepare postOptimizeDAE: time 1.133e-05/1.222, allocations: 4 kB / 1.162 GB, free: 6.965 MB / 0.92 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 0.008458/1.23, allocations: 3.111 MB / 1.165 GB, free: 3.828 MB / 0.92 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated