Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_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 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.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_9_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_9_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 0.001186/0.001185, allocations: 103 kB / 15.71 MB, free: 460 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001888/0.001888, allocations: 171.7 kB / 16.58 MB, free: 6.402 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.58/1.58, allocations: 223.2 MB / 240.6 MB, free: 5.383 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 2.715/2.715, allocations: 390.4 MB / 0.6662 GB, free: 2.91 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003763/0.0003765, allocations: 8 kB / 0.8155 GB, free: 14.18 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.9058/0.9062, allocations: 142.3 MB / 0.9544 GB, free: 8.156 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01759/0.9238, allocations: 16.51 MB / 0.9706 GB, free: 11.68 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.01256/0.9364, allocations: 6.435 MB / 0.9768 GB, free: 6.625 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002267/0.9387, allocations: 47.53 kB / 0.9769 GB, free: 6.613 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.001128/0.9399, allocations: 371.2 kB / 0.9772 GB, free: 6.301 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.0036/0.9435, allocations: 1.124 MB / 0.9783 GB, free: 5.438 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002759/0.9463, allocations: 0.7718 MB / 0.9791 GB, free: 4.875 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.008619/0.9549, allocations: 6.473 MB / 0.9854 GB, free: 376 kB / 0.7325 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01135/0.9663, allocations: 7.436 MB / 0.9927 GB, free: 8.863 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00413/0.9704, allocations: 1.697 MB / 0.9943 GB, free: 7.16 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004759/0.9752, allocations: 2.598 MB / 0.9969 GB, free: 4.555 MB / 0.7481 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006758/0.9759, allocations: 240 kB / 0.9971 GB, free: 4.32 MB / 0.7481 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002068/0.978, allocations: 0.6867 MB / 0.9978 GB, free: 3.633 MB / 0.7481 GB
Notification: Performance of NFScalarize.scalarize: time 0.002075/0.9801, allocations: 1.883 MB / 0.9996 GB, free: 1.746 MB / 0.7481 GB
Notification: Performance of NFVerifyModel.verify: time 0.00115/0.9812, allocations: 0.6875 MB / 1 GB, free: 1.051 MB / 0.7481 GB
Notification: Performance of NFConvertDAE.convert: time 0.01014/0.9914, allocations: 6.403 MB / 1.007 GB, free: 10.63 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 1.168e-05/0.9914, allocations: 4 kB / 1.007 GB, free: 10.63 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 3.066e-06/0.9914, allocations: 3.938 kB / 1.007 GB, free: 10.62 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0002582/0.9917, allocations: 0 / 1.007 GB, free: 10.62 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.008066/0.9998, allocations: 3.101 MB / 1.01 GB, free: 7.465 MB / 0.7637 GB
Notification: Performance of prepare preOptimizeDAE: time 4.241e-05/0.9998, allocations: 12.03 kB / 1.01 GB, free: 7.453 MB / 0.7637 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01188/1.012, allocations: 2.34 MB / 1.012 GB, free: 5.105 MB / 0.7637 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005857/1.018, allocations: 2.123 MB / 1.014 GB, free: 2.938 MB / 0.7637 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002648/1.018, allocations: 267.1 kB / 1.014 GB, free: 2.676 MB / 0.7637 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001474/1.019, allocations: 344 kB / 1.015 GB, free: 2.34 MB / 0.7637 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0164/1.036, allocations: 7.068 MB / 1.021 GB, free: 11.17 MB / 0.7794 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.839e-05/1.036, allocations: 11.84 kB / 1.021 GB, free: 11.16 MB / 0.7794 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004644/1.036, allocations: 148 kB / 1.022 GB, free: 11.02 MB / 0.7794 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000477/1.037, allocations: 330 kB / 1.022 GB, free: 10.69 MB / 0.7794 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0166/1.054, allocations: 6.965 MB / 1.029 GB, free: 3.711 MB / 0.7794 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 0.04047/1.094, allocations: 26.59 MB / 1.055 GB, free: 6.953 MB / 0.8106 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008169/1.102, allocations: 4.975 MB / 1.06 GB, free: 1.668 MB / 0.8106 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005893/1.108, allocations: 2.604 MB / 1.062 GB, free: 15.05 MB / 0.8262 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004821/1.109, allocations: 131 kB / 1.062 GB, free: 14.9 MB / 0.8262 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.917e-05/1.109, allocations: 64.48 kB / 1.062 GB, free: 14.83 MB / 0.8262 GB
Notification: Performance of pre-optimization done (n=208): time 7.053e-06/1.109, allocations: 4 kB / 1.062 GB, free: 14.82 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 0.09943/1.208, allocations: 30.92 MB / 1.092 GB, free: 15.82 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001403/1.208, allocations: 243.6 kB / 1.093 GB, free: 15.54 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002589/1.211, allocations: 1.392 MB / 1.094 GB, free: 14.13 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006177/1.212, allocations: 69.7 kB / 1.094 GB, free: 14.06 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001157/1.213, allocations: 1.482 MB / 1.096 GB, free: 12.55 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00129/1.214, allocations: 0.9164 MB / 1.096 GB, free: 11.62 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005037/1.215, allocations: 64 kB / 1.097 GB, free: 11.56 MB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 0.0002811/1.215, allocations: 440.7 kB / 1.097 GB, free: 11.12 MB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005869/1.221, allocations: 2.652 MB / 1.1 GB, free: 8.469 MB / 0.8575 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006609/1.227, allocations: 3.536 MB / 1.103 GB, free: 4.555 MB / 0.8575 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006685/1.234, allocations: 3.095 MB / 1.106 GB, free: 1.438 MB / 0.8575 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.864e-05/1.234, allocations: 8 kB / 1.106 GB, free: 1.43 MB / 0.8575 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 0.02869/1.263, allocations: 11 MB / 1.117 GB, free: 6.324 MB / 0.8731 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007791/1.264, allocations: 0.8554 MB / 1.118 GB, free: 5.094 MB / 0.8731 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.267e-05/1.264, allocations: 32 kB / 1.118 GB, free: 5.062 MB / 0.8731 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02043/1.284, allocations: 5.887 MB / 1.123 GB, free: 15.16 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004311/1.289, allocations: 0.9828 MB / 1.124 GB, free: 14.17 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04333/1.332, allocations: 25.88 MB / 1.15 GB, free: 3.859 MB / 0.9044 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004659/1.337, allocations: 0.5577 MB / 1.15 GB, free: 3.301 MB / 0.9044 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00106/1.338, allocations: 147.9 kB / 1.15 GB, free: 3.156 MB / 0.9044 GB
Notification: Performance of prepare postOptimizeDAE: time 1.474e-05/1.338, allocations: 11.88 kB / 1.15 GB, free: 3.145 MB / 0.9044 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 0.008567/1.346, allocations: 3.087 MB / 1.153 GB, free: 32 kB / 0.9044 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated