Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_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 11.1.0-maint.11.x/package.mo", uses=false)
Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.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_11_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_11_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 0.0009017/0.0009017, allocations: 90.83 kB / 15.36 MB, free: 0.7383 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.005867/0.005867, allocations: 170.5 kB / 16.26 MB, free: 6.613 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.51/1.51, allocations: 223.3 MB / 240.3 MB, free: 5.332 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.989/2.989, allocations: 470.6 MB / 0.7442 GB, free: 8.805 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003632/0.0003633, allocations: 9 kB / 0.9123 GB, free: 34.1 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3619/0.3622, allocations: 161.4 MB / 1.07 GB, free: 11.31 MB / 0.8262 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02383/0.3861, allocations: 17.49 MB / 1.087 GB, free: 9.762 MB / 0.8419 GB
Notification: Performance of NFInst.instExpressions: time 0.01475/0.4009, allocations: 6.762 MB / 1.094 GB, free: 2.984 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002057/0.403, allocations: 43.88 kB / 1.094 GB, free: 2.941 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.001647/0.4047, allocations: 377.4 kB / 1.094 GB, free: 2.57 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.00479/0.4095, allocations: 1.343 MB / 1.095 GB, free: 1.223 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004208/0.4137, allocations: 0.9806 MB / 1.096 GB, free: 248 kB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.01212/0.4259, allocations: 8.491 MB / 1.105 GB, free: 7.734 MB / 0.8575 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01426/0.4401, allocations: 8.299 MB / 1.113 GB, free: 15.33 MB / 0.8731 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003898/0.4441, allocations: 1.658 MB / 1.114 GB, free: 13.67 MB / 0.8731 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005544/0.4496, allocations: 2.644 MB / 1.117 GB, free: 11.02 MB / 0.8731 GB
Notification: Performance of NFPackage.collectConstants: time 0.00158/0.4512, allocations: 240 kB / 1.117 GB, free: 10.78 MB / 0.8731 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004375/0.4556, allocations: 1.158 MB / 1.118 GB, free: 9.621 MB / 0.8731 GB
Notification: Performance of NFScalarize.scalarize: time 0.003936/0.4596, allocations: 1.894 MB / 1.12 GB, free: 7.723 MB / 0.8731 GB
Notification: Performance of NFVerifyModel.verify: time 0.004687/0.4643, allocations: 1.786 MB / 1.122 GB, free: 5.922 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.01236/0.4767, allocations: 7.383 MB / 1.129 GB, free: 14.52 MB / 0.8887 GB
Notification: Performance of FrontEnd - DAE generated: time 6.773e-06/0.4767, allocations: 0 / 1.129 GB, free: 14.52 MB / 0.8887 GB
Notification: Performance of FrontEnd: time 3.717e-06/0.4767, allocations: 0 / 1.129 GB, free: 14.52 MB / 0.8887 GB
Notification: Performance of Transformations before backend: time 0.0002404/0.477, allocations: 0 / 1.129 GB, free: 14.52 MB / 0.8887 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 0.01025/0.4872, allocations: 3.066 MB / 1.132 GB, free: 11.39 MB / 0.8887 GB
Notification: Performance of prepare preOptimizeDAE: time 5.246e-05/0.4873, allocations: 12.03 kB / 1.132 GB, free: 11.38 MB / 0.8887 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01425/0.5016, allocations: 2.411 MB / 1.134 GB, free: 8.961 MB / 0.8887 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006476/0.5081, allocations: 2.151 MB / 1.136 GB, free: 6.766 MB / 0.8887 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004097/0.5085, allocations: 263.4 kB / 1.137 GB, free: 6.508 MB / 0.8887 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002009/0.5106, allocations: 351.9 kB / 1.137 GB, free: 6.164 MB / 0.8887 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0227/0.5333, allocations: 7.134 MB / 1.144 GB, free: 14.93 MB / 0.9044 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001886/0.5335, allocations: 3.938 kB / 1.144 GB, free: 14.93 MB / 0.9044 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001344/0.5349, allocations: 144 kB / 1.144 GB, free: 14.79 MB / 0.9044 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000635/0.5355, allocations: 334 kB / 1.145 GB, free: 14.46 MB / 0.9044 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02121/0.5568, allocations: 7.035 MB / 1.151 GB, free: 7.41 MB / 0.9044 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 0.04448/0.6013, allocations: 26.65 MB / 1.177 GB, free: 10.59 MB / 0.9356 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009899/0.6112, allocations: 4.998 MB / 1.182 GB, free: 5.285 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006587/0.6178, allocations: 2.585 MB / 1.185 GB, free: 2.676 MB / 0.9356 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003323/0.6182, allocations: 143 kB / 1.185 GB, free: 2.52 MB / 0.9356 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.411e-05/0.6183, allocations: 60.56 kB / 1.185 GB, free: 2.449 MB / 0.9356 GB
Notification: Performance of pre-optimization done (n=208): time 6.282e-06/0.6183, allocations: 0 / 1.185 GB, free: 2.449 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 0.1181/0.7364, allocations: 30.97 MB / 1.215 GB, free: 3.387 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002083/0.7366, allocations: 243.6 kB / 1.215 GB, free: 3.102 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003029/0.7397, allocations: 1.423 MB / 1.217 GB, free: 1.668 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006567/0.7404, allocations: 69.7 kB / 1.217 GB, free: 1.594 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001354/0.7417, allocations: 1.489 MB / 1.218 GB, free: 84 kB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001518/0.7433, allocations: 0.9205 MB / 1.219 GB, free: 15.14 MB / 0.9825 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007853/0.7441, allocations: 260.4 kB / 1.22 GB, free: 14.88 MB / 0.9825 GB
Notification: Performance of setup shared object (initialization): time 0.0001469/0.7442, allocations: 305.1 kB / 1.22 GB, free: 14.58 MB / 0.9825 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.007211/0.7514, allocations: 2.68 MB / 1.222 GB, free: 11.9 MB / 0.9825 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.008452/0.7599, allocations: 3.576 MB / 1.226 GB, free: 7.945 MB / 0.9825 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01588/0.7758, allocations: 6.406 MB / 1.232 GB, free: 1.141 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.235e-05/0.7759, allocations: 8 kB / 1.232 GB, free: 1.133 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 0.03464/0.8106, allocations: 11.1 MB / 1.243 GB, free: 5.926 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0009211/0.8115, allocations: 0.8631 MB / 1.244 GB, free: 4.688 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.389e-05/0.8116, allocations: 28.05 kB / 1.244 GB, free: 4.66 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.728/1.54, allocations: 5.964 MB / 1.25 GB, free: 163.4 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008652/1.548, allocations: 0.994 MB / 1.251 GB, free: 163.4 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.07218/1.621, allocations: 25.94 MB / 1.276 GB, free: 153.7 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005351/1.626, allocations: 0.5725 MB / 1.277 GB, free: 153.7 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008573/1.627, allocations: 155.2 kB / 1.277 GB, free: 153.7 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.368e-05/1.627, allocations: 7.562 kB / 1.277 GB, free: 153.7 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 0.009525/1.636, allocations: 3.119 MB / 1.28 GB, free: 152.5 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated