Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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.BalancedStepUp.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.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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.BalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001172/0.001172, allocations: 91.92 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 0.001675/0.001675, allocations: 180.2 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 1.363/1.363, allocations: 223.3 MB / 241 MB, free: 5.281 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.744/2.744, allocations: 462.6 MB / 0.7371 GB, free: 15.57 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.00039/0.00039, allocations: 14.75 kB / 0.9035 GB, free: 36.46 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3283/0.3288, allocations: 159.6 MB / 1.059 GB, free: 4.918 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.0207/0.3495, allocations: 17.48 MB / 1.076 GB, free: 3.375 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.01214/0.3617, allocations: 6.762 MB / 1.083 GB, free: 12.6 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001794/0.3635, allocations: 47.81 kB / 1.083 GB, free: 12.55 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.001468/0.365, allocations: 373.4 kB / 1.083 GB, free: 12.18 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.00542/0.3705, allocations: 1.355 MB / 1.085 GB, free: 10.82 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003763/0.3743, allocations: 0.9816 MB / 1.086 GB, free: 9.844 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.009429/0.3837, allocations: 8.483 MB / 1.094 GB, free: 1.344 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01386/0.3976, allocations: 8.31 MB / 1.102 GB, free: 8.934 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003654/0.4013, allocations: 1.65 MB / 1.104 GB, free: 7.277 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004928/0.4063, allocations: 2.648 MB / 1.106 GB, free: 4.621 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.001206/0.4075, allocations: 240 kB / 1.107 GB, free: 4.387 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003272/0.4108, allocations: 1.178 MB / 1.108 GB, free: 3.207 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.003315/0.4141, allocations: 1.879 MB / 1.11 GB, free: 1.324 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.004205/0.4183, allocations: 1.79 MB / 1.111 GB, free: 15.52 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.008235/0.4266, allocations: 6.441 MB / 1.118 GB, free: 9.062 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 5.841e-06/0.4266, allocations: 0 / 1.118 GB, free: 9.062 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 2.555e-06/0.4266, allocations: 0 / 1.118 GB, free: 9.062 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.0002661/0.4269, allocations: 0 / 1.118 GB, free: 9.062 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.008956/0.4359, allocations: 3.078 MB / 1.121 GB, free: 5.926 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 4.941e-05/0.4359, allocations: 11.97 kB / 1.121 GB, free: 5.914 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01429/0.4502, allocations: 2.419 MB / 1.123 GB, free: 3.488 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005203/0.4555, allocations: 2.151 MB / 1.125 GB, free: 1.293 MB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003386/0.4559, allocations: 259.4 kB / 1.125 GB, free: 1.039 MB / 0.8731 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001718/0.4576, allocations: 355.9 kB / 1.126 GB, free: 0.6914 MB / 0.8731 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02025/0.4779, allocations: 7.13 MB / 1.133 GB, free: 9.457 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001641/0.4781, allocations: 7.906 kB / 1.133 GB, free: 9.449 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001277/0.4794, allocations: 140 kB / 1.133 GB, free: 9.312 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005983/0.48, allocations: 338 kB / 1.133 GB, free: 8.98 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02074/0.5007, allocations: 7.035 MB / 1.14 GB, free: 1.934 MB / 0.8887 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04166/0.5424, allocations: 26.66 MB / 1.166 GB, free: 5.098 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009305/0.5518, allocations: 5.007 MB / 1.171 GB, free: 15.79 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006453/0.5583, allocations: 2.585 MB / 1.173 GB, free: 13.18 MB / 0.9356 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003833/0.5587, allocations: 135 kB / 1.173 GB, free: 13.03 MB / 0.9356 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.735e-05/0.5588, allocations: 60.5 kB / 1.174 GB, free: 12.96 MB / 0.9356 GB
Notification: Performance of pre-optimization done (n=208): time 4.869e-06/0.5588, allocations: 0 / 1.174 GB, free: 12.96 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 0.1132/0.672, allocations: 30.98 MB / 1.204 GB, free: 13.9 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002015/0.6722, allocations: 239.6 kB / 1.204 GB, free: 13.62 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002787/0.675, allocations: 1.423 MB / 1.205 GB, free: 12.18 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005936/0.6757, allocations: 73.7 kB / 1.205 GB, free: 12.11 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00116/0.6768, allocations: 1.489 MB / 1.207 GB, free: 10.59 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001379/0.6782, allocations: 0.9165 MB / 1.208 GB, free: 9.664 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007781/0.679, allocations: 256.4 kB / 1.208 GB, free: 9.406 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 0.0001213/0.6792, allocations: 301.1 kB / 1.208 GB, free: 9.109 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006696/0.6859, allocations: 2.68 MB / 1.211 GB, free: 6.426 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007398/0.6933, allocations: 3.575 MB / 1.214 GB, free: 2.469 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01389/0.7072, allocations: 6.399 MB / 1.221 GB, free: 11.67 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.58e-05/0.7073, allocations: 8 kB / 1.221 GB, free: 11.66 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 0.03105/0.7383, allocations: 11.07 MB / 1.232 GB, free: 0.5 MB / 0.9825 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000848/0.7392, allocations: 0.8629 MB / 1.232 GB, free: 15.26 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.683e-05/0.7393, allocations: 28.12 kB / 1.232 GB, free: 15.23 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02309/0.7624, allocations: 5.985 MB / 1.238 GB, free: 9.23 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004691/0.7671, allocations: 0.9984 MB / 1.239 GB, free: 8.23 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7275/1.495, allocations: 25.93 MB / 1.265 GB, free: 163.6 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005289/1.5, allocations: 0.5708 MB / 1.265 GB, free: 163.6 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005574/1.501, allocations: 157.1 kB / 1.265 GB, free: 163.6 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.244e-05/1.501, allocations: 3.312 kB / 1.265 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 0.008398/1.509, allocations: 3.114 MB / 1.268 GB, free: 163.5 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated