Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_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 10.1.0-maint.10.0.x/package.mo", uses=false)
Using package Buildings with version 10.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.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_10_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_10_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 0.0008331/0.0008331, allocations: 92.62 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 0.0011/0.0011, allocations: 180.9 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 1.411/1.411, allocations: 223.3 MB / 241 MB, free: 5.25 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.x/package.mo): time 2.65/2.65, allocations: 437.8 MB / 0.7128 GB, free: 6.93 MB / 0.5606 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003808/0.0003809, allocations: 8 kB / 0.8735 GB, free: 3.215 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6412/0.6416, allocations: 153.8 MB / 1.024 GB, free: 15.79 MB / 0.7794 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02051/0.6621, allocations: 17.48 MB / 1.041 GB, free: 14.23 MB / 0.795 GB
Notification: Performance of NFInst.instExpressions: time 0.01196/0.6741, allocations: 6.763 MB / 1.047 GB, free: 7.453 MB / 0.795 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001806/0.676, allocations: 47.81 kB / 1.047 GB, free: 7.406 MB / 0.795 GB
Notification: Performance of NFTyping.typeComponents: time 0.001419/0.6774, allocations: 369.4 kB / 1.048 GB, free: 7.043 MB / 0.795 GB
Notification: Performance of NFTyping.typeBindings: time 0.003955/0.6814, allocations: 1.347 MB / 1.049 GB, free: 5.691 MB / 0.795 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002982/0.6844, allocations: 0.9787 MB / 1.05 GB, free: 4.715 MB / 0.795 GB
Notification: Performance of NFFlatten.flatten: time 0.009228/0.6936, allocations: 8.484 MB / 1.058 GB, free: 12.21 MB / 0.8106 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0149/0.7086, allocations: 8.314 MB / 1.066 GB, free: 3.809 MB / 0.8106 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003228/0.7118, allocations: 1.65 MB / 1.068 GB, free: 2.152 MB / 0.8106 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004521/0.7164, allocations: 2.648 MB / 1.071 GB, free: 15.5 MB / 0.8262 GB
Notification: Performance of NFPackage.collectConstants: time 0.00103/0.7174, allocations: 244 kB / 1.071 GB, free: 15.26 MB / 0.8262 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002773/0.7202, allocations: 1.166 MB / 1.072 GB, free: 14.09 MB / 0.8262 GB
Notification: Performance of NFScalarize.scalarize: time 0.002824/0.7231, allocations: 1.883 MB / 1.074 GB, free: 12.2 MB / 0.8262 GB
Notification: Performance of NFVerifyModel.verify: time 0.003701/0.7268, allocations: 1.778 MB / 1.076 GB, free: 10.41 MB / 0.8262 GB
Notification: Performance of NFConvertDAE.convert: time 0.007214/0.734, allocations: 6.45 MB / 1.082 GB, free: 3.945 MB / 0.8262 GB
Notification: Performance of FrontEnd - DAE generated: time 4.799e-06/0.7341, allocations: 0 / 1.082 GB, free: 3.945 MB / 0.8262 GB
Notification: Performance of FrontEnd: time 2.285e-06/0.7341, allocations: 0 / 1.082 GB, free: 3.945 MB / 0.8262 GB
Notification: Performance of Transformations before backend: time 0.0002165/0.7343, allocations: 0 / 1.082 GB, free: 3.945 MB / 0.8262 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 0.008097/0.7424, allocations: 3.062 MB / 1.085 GB, free: 0.8242 MB / 0.8262 GB
Notification: Performance of prepare preOptimizeDAE: time 4.661e-05/0.7425, allocations: 8.031 kB / 1.085 GB, free: 0.8164 MB / 0.8262 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01401/0.7565, allocations: 2.411 MB / 1.087 GB, free: 14.4 MB / 0.8419 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004993/0.7615, allocations: 2.155 MB / 1.089 GB, free: 12.2 MB / 0.8419 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003003/0.7619, allocations: 263.4 kB / 1.09 GB, free: 11.94 MB / 0.8419 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001302/0.7632, allocations: 355.9 kB / 1.09 GB, free: 11.59 MB / 0.8419 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01805/0.7812, allocations: 7.122 MB / 1.097 GB, free: 4.371 MB / 0.8419 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001461/0.7814, allocations: 4 kB / 1.097 GB, free: 4.367 MB / 0.8419 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001077/0.7825, allocations: 148 kB / 1.097 GB, free: 4.223 MB / 0.8419 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005758/0.7831, allocations: 334 kB / 1.097 GB, free: 3.895 MB / 0.8419 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01877/0.8019, allocations: 7.039 MB / 1.104 GB, free: 12.84 MB / 0.8575 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 0.03844/0.8404, allocations: 26.67 MB / 1.13 GB, free: 0 / 0.8731 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009104/0.8495, allocations: 4.99 MB / 1.135 GB, free: 10.7 MB / 0.8887 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006262/0.8558, allocations: 2.589 MB / 1.138 GB, free: 8.09 MB / 0.8887 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003164/0.8561, allocations: 127 kB / 1.138 GB, free: 7.949 MB / 0.8887 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.882e-05/0.8563, allocations: 72.48 kB / 1.138 GB, free: 7.867 MB / 0.8887 GB
Notification: Performance of pre-optimization done (n=208): time 4.94e-06/0.8563, allocations: 0 / 1.138 GB, free: 7.867 MB / 0.8887 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 0.1149/0.9711, allocations: 30.98 MB / 1.168 GB, free: 8.797 MB / 0.92 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001501/0.9713, allocations: 235.6 kB / 1.168 GB, free: 8.52 MB / 0.92 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002648/0.974, allocations: 1.427 MB / 1.17 GB, free: 7.082 MB / 0.92 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005752/0.9746, allocations: 81.62 kB / 1.17 GB, free: 6.996 MB / 0.92 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001096/0.9757, allocations: 1.485 MB / 1.171 GB, free: 5.488 MB / 0.92 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001332/0.9771, allocations: 0.9242 MB / 1.172 GB, free: 4.551 MB / 0.92 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006907/0.9778, allocations: 256.4 kB / 1.172 GB, free: 4.293 MB / 0.92 GB
Notification: Performance of setup shared object (initialization): time 0.0001123/0.9779, allocations: 305.1 kB / 1.173 GB, free: 3.992 MB / 0.92 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00656/0.9845, allocations: 2.672 MB / 1.175 GB, free: 1.316 MB / 0.92 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007333/0.9918, allocations: 3.579 MB / 1.179 GB, free: 13.36 MB / 0.9356 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01393/1.006, allocations: 6.406 MB / 1.185 GB, free: 6.551 MB / 0.9356 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.624e-05/1.006, allocations: 4 kB / 1.185 GB, free: 6.547 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=410) (initialization): time 0.03163/1.037, allocations: 11.1 MB / 1.196 GB, free: 11.34 MB / 0.9512 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007606/1.038, allocations: 0.855 MB / 1.197 GB, free: 10.11 MB / 0.9512 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.358e-05/1.038, allocations: 28 kB / 1.197 GB, free: 10.08 MB / 0.9512 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02329/1.062, allocations: 5.969 MB / 1.203 GB, free: 4.098 MB / 0.9512 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004574/1.066, allocations: 0.9945 MB / 1.204 GB, free: 3.102 MB / 0.9512 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04464/1.111, allocations: 25.94 MB / 1.229 GB, free: 8.727 MB / 0.9825 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004929/1.116, allocations: 0.5769 MB / 1.229 GB, free: 8.148 MB / 0.9825 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000752/1.117, allocations: 151.9 kB / 1.23 GB, free: 8 MB / 0.9825 GB
Notification: Performance of prepare postOptimizeDAE: time 1.406e-05/1.117, allocations: 4 kB / 1.23 GB, free: 7.996 MB / 0.9825 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 0.008241/1.125, allocations: 3.118 MB / 1.233 GB, free: 4.852 MB / 0.9825 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated