Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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 11.0.0-master/package.mo", uses=false)
Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/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.UnbalancedStepUp.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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001038/0.001038, allocations: 97.41 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.009124/0.009124, allocations: 169.5 kB / 16.26 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 1.481/1.481, allocations: 223.3 MB / 240.3 MB, free: 5.344 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.926/2.926, allocations: 462.6 MB / 0.7363 GB, free: 15.61 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.000556/0.000556, allocations: 7.812 kB / 0.9028 GB, free: 36.34 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4094/0.41, allocations: 159.6 MB / 1.059 GB, free: 4.941 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02203/0.4321, allocations: 17.56 MB / 1.076 GB, free: 3.316 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.0136/0.4458, allocations: 6.832 MB / 1.082 GB, free: 12.47 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002466/0.4483, allocations: 47.88 kB / 1.083 GB, free: 12.42 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.001814/0.4501, allocations: 381.3 kB / 1.083 GB, free: 12.05 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.004628/0.4548, allocations: 1.335 MB / 1.084 GB, free: 10.71 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003582/0.4584, allocations: 1.002 MB / 1.085 GB, free: 9.703 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.009883/0.4683, allocations: 8.514 MB / 1.093 GB, free: 1.172 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01462/0.483, allocations: 8.349 MB / 1.102 GB, free: 8.727 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003928/0.4869, allocations: 1.658 MB / 1.103 GB, free: 7.062 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004902/0.4918, allocations: 2.656 MB / 1.106 GB, free: 4.398 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.001248/0.4931, allocations: 236 kB / 1.106 GB, free: 4.168 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003312/0.4964, allocations: 1.174 MB / 1.107 GB, free: 2.992 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.003449/0.4999, allocations: 1.89 MB / 1.109 GB, free: 1.098 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.004495/0.5044, allocations: 1.798 MB / 1.111 GB, free: 15.28 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.01176/0.5162, allocations: 7.426 MB / 1.118 GB, free: 7.836 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 6.523e-06/0.5163, allocations: 0 / 1.118 GB, free: 7.836 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 2.314e-06/0.5163, allocations: 0 / 1.118 GB, free: 7.836 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.0002779/0.5165, allocations: 0 / 1.118 GB, free: 7.836 MB / 0.8731 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 0.009462/0.526, allocations: 3.109 MB / 1.121 GB, free: 4.668 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 8.435e-05/0.5261, allocations: 11.97 kB / 1.121 GB, free: 4.656 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01474/0.5409, allocations: 2.356 MB / 1.123 GB, free: 2.293 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005841/0.5468, allocations: 2.155 MB / 1.126 GB, free: 96 kB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000352/0.5472, allocations: 271.5 kB / 1.126 GB, free: 15.83 MB / 0.8887 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002087/0.5493, allocations: 355.8 kB / 1.126 GB, free: 15.48 MB / 0.8887 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02082/0.5701, allocations: 7.127 MB / 1.133 GB, free: 8.25 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001613/0.5703, allocations: 4 kB / 1.133 GB, free: 8.246 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001295/0.5716, allocations: 152 kB / 1.133 GB, free: 8.098 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005676/0.5722, allocations: 330.1 kB / 1.134 GB, free: 7.773 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01863/0.5908, allocations: 7.012 MB / 1.14 GB, free: 0.75 MB / 0.8887 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04215/0.633, allocations: 26.66 MB / 1.166 GB, free: 3.91 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009335/0.6424, allocations: 4.987 MB / 1.171 GB, free: 14.62 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00622/0.6487, allocations: 2.596 MB / 1.174 GB, free: 12 MB / 0.9356 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003485/0.649, allocations: 131 kB / 1.174 GB, free: 11.86 MB / 0.9356 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.029e-05/0.6491, allocations: 64.5 kB / 1.174 GB, free: 11.79 MB / 0.9356 GB
Notification: Performance of pre-optimization done (n=208): time 4.268e-06/0.6491, allocations: 0 / 1.174 GB, free: 11.79 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.conv2.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.conv2.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 0.1142/0.7633, allocations: 31.03 MB / 1.204 GB, free: 12.66 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.000232/0.7636, allocations: 239.6 kB / 1.205 GB, free: 12.38 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003005/0.7666, allocations: 1.449 MB / 1.206 GB, free: 10.93 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006244/0.7673, allocations: 73.7 kB / 1.206 GB, free: 10.85 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001629/0.7689, allocations: 1.489 MB / 1.207 GB, free: 9.336 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0018/0.7707, allocations: 0.9242 MB / 1.208 GB, free: 8.398 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008115/0.7715, allocations: 260.4 kB / 1.209 GB, free: 8.137 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 0.0001239/0.7717, allocations: 305.1 kB / 1.209 GB, free: 7.836 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006628/0.7783, allocations: 2.656 MB / 1.212 GB, free: 5.176 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007468/0.7858, allocations: 3.552 MB / 1.215 GB, free: 1.242 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01393/0.7998, allocations: 6.387 MB / 1.221 GB, free: 10.45 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.427e-05/0.7998, allocations: 8 kB / 1.221 GB, free: 10.45 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.conv2.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.conv2.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 0.03122/0.8311, allocations: 11.02 MB / 1.232 GB, free: 15.32 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008184/0.8319, allocations: 0.8705 MB / 1.233 GB, free: 14.08 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.035e-05/0.832, allocations: 24 kB / 1.233 GB, free: 14.05 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02321/0.8552, allocations: 5.903 MB / 1.239 GB, free: 8.137 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004815/0.8601, allocations: 0.9867 MB / 1.24 GB, free: 7.148 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7957/1.656, allocations: 25.9 MB / 1.265 GB, free: 163.6 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006585/1.662, allocations: 0.5539 MB / 1.265 GB, free: 163.6 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001373/1.664, allocations: 152.2 kB / 1.266 GB, free: 163.6 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 3.258e-05/1.664, allocations: 3.75 kB / 1.266 GB, free: 163.6 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 0.008916/1.673, allocations: 3.1 MB / 1.269 GB, free: 163.5 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated