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 0.0008289/0.000829, allocations: 102.3 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 0.0009534/0.0009538, allocations: 176.5 kB / 16.58 MB, free: 6.043 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.565/1.565, allocations: 223.3 MB / 240.6 MB, free: 5.332 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 2.685/2.685, allocations: 390.5 MB / 0.6662 GB, free: 2.934 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.000371/0.0003711, allocations: 11.94 kB / 0.8155 GB, free: 14.18 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8987/0.8991, allocations: 142.3 MB / 0.9544 GB, free: 8.066 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02036/0.9195, allocations: 16.58 MB / 0.9706 GB, free: 11.54 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.01354/0.933, allocations: 6.454 MB / 0.9769 GB, free: 6.465 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00287/0.9359, allocations: 44.12 kB / 0.977 GB, free: 6.457 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.0013/0.9373, allocations: 375.6 kB / 0.9773 GB, free: 6.141 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.004399/0.9417, allocations: 1.139 MB / 0.9785 GB, free: 5.262 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00298/0.9447, allocations: 0.7659 MB / 0.9792 GB, free: 4.707 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.01037/0.9551, allocations: 6.499 MB / 0.9855 GB, free: 204 kB / 0.7325 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01217/0.9673, allocations: 7.456 MB / 0.9928 GB, free: 8.684 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004334/0.9716, allocations: 1.713 MB / 0.9945 GB, free: 6.965 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005767/0.9774, allocations: 2.602 MB / 0.997 GB, free: 4.355 MB / 0.7481 GB
Notification: Performance of NFPackage.collectConstants: time 0.0007602/0.9782, allocations: 239.9 kB / 0.9973 GB, free: 4.121 MB / 0.7481 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002295/0.9805, allocations: 0.6946 MB / 0.998 GB, free: 3.426 MB / 0.7481 GB
Notification: Performance of NFScalarize.scalarize: time 0.002292/0.9828, allocations: 1.883 MB / 0.9998 GB, free: 1.539 MB / 0.7481 GB
Notification: Performance of NFVerifyModel.verify: time 0.001289/0.9841, allocations: 0.6953 MB / 1 GB, free: 0.8359 MB / 0.7481 GB
Notification: Performance of NFConvertDAE.convert: time 0.007624/0.9917, allocations: 6.442 MB / 1.007 GB, free: 10.38 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 2.115e-05/0.9918, allocations: 4 kB / 1.007 GB, free: 10.38 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 2.364e-06/0.9918, allocations: 3.938 kB / 1.007 GB, free: 10.37 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0002166/0.992, allocations: 0 / 1.007 GB, free: 10.37 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 0.007389/0.9994, allocations: 3.137 MB / 1.01 GB, free: 7.176 MB / 0.7637 GB
Notification: Performance of prepare preOptimizeDAE: time 4.304e-05/0.9995, allocations: 8.031 kB / 1.01 GB, free: 7.168 MB / 0.7637 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01178/1.011, allocations: 2.356 MB / 1.012 GB, free: 4.805 MB / 0.7637 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006083/1.017, allocations: 2.135 MB / 1.014 GB, free: 2.621 MB / 0.7637 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002775/1.018, allocations: 263.1 kB / 1.014 GB, free: 2.363 MB / 0.7637 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001438/1.019, allocations: 348 kB / 1.015 GB, free: 2.023 MB / 0.7637 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01863/1.038, allocations: 7.108 MB / 1.022 GB, free: 10.82 MB / 0.7794 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001096/1.038, allocations: 4 kB / 1.022 GB, free: 10.81 MB / 0.7794 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006431/1.039, allocations: 144 kB / 1.022 GB, free: 10.67 MB / 0.7794 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005313/1.039, allocations: 338 kB / 1.022 GB, free: 10.34 MB / 0.7794 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01881/1.058, allocations: 6.977 MB / 1.029 GB, free: 3.348 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 0.03972/1.098, allocations: 26.72 MB / 1.055 GB, free: 6.441 MB / 0.8106 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008171/1.106, allocations: 4.971 MB / 1.06 GB, free: 1.16 MB / 0.8106 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005748/1.112, allocations: 2.6 MB / 1.063 GB, free: 14.54 MB / 0.8262 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000296/1.112, allocations: 131 kB / 1.063 GB, free: 14.39 MB / 0.8262 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.814e-05/1.112, allocations: 64.48 kB / 1.063 GB, free: 14.32 MB / 0.8262 GB
Notification: Performance of pre-optimization done (n=208): time 5.33e-06/1.112, allocations: 0 / 1.063 GB, free: 14.32 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 0.09704/1.209, allocations: 30.97 MB / 1.093 GB, free: 15.27 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001485/1.209, allocations: 235.6 kB / 1.093 GB, free: 14.98 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002398/1.212, allocations: 1.43 MB / 1.095 GB, free: 13.55 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005446/1.212, allocations: 65.7 kB / 1.095 GB, free: 13.48 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001029/1.213, allocations: 1.509 MB / 1.096 GB, free: 11.95 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009978/1.214, allocations: 0.9165 MB / 1.097 GB, free: 11.02 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002394/1.215, allocations: 68 kB / 1.097 GB, free: 10.95 MB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 0.0002271/1.215, allocations: 444.6 kB / 1.097 GB, free: 10.51 MB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005377/1.22, allocations: 2.641 MB / 1.1 GB, free: 7.863 MB / 0.8575 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006608/1.227, allocations: 3.544 MB / 1.104 GB, free: 3.941 MB / 0.8575 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006291/1.233, allocations: 3.095 MB / 1.107 GB, free: 0.8242 MB / 0.8575 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.034e-05/1.233, allocations: 8 kB / 1.107 GB, free: 0.8164 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 0.02714/1.26, allocations: 11 MB / 1.117 GB, free: 5.715 MB / 0.8731 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007532/1.261, allocations: 0.8671 MB / 1.118 GB, free: 4.473 MB / 0.8731 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.102e-05/1.261, allocations: 24 kB / 1.118 GB, free: 4.449 MB / 0.8731 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02032/1.282, allocations: 5.887 MB / 1.124 GB, free: 14.54 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004331/1.286, allocations: 0.9867 MB / 1.125 GB, free: 13.55 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04066/1.327, allocations: 25.9 MB / 1.15 GB, free: 3.223 MB / 0.9044 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006676/1.333, allocations: 0.5536 MB / 1.151 GB, free: 2.668 MB / 0.9044 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009573/1.334, allocations: 151.9 kB / 1.151 GB, free: 2.52 MB / 0.9044 GB
Notification: Performance of prepare postOptimizeDAE: time 1.543e-05/1.334, allocations: 10.03 kB / 1.151 GB, free: 2.512 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 0.01096/1.345, allocations: 3.083 MB / 1.154 GB, free: 15.4 MB / 0.92 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated