Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_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 11.0.0-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.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_latest_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_latest_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 0.0009953/0.0009952, allocations: 100.5 kB / 15.71 MB, free: 452 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001485/0.001484, allocations: 178.8 kB / 16.58 MB, free: 6.879 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.488/1.488, allocations: 223.3 MB / 240.6 MB, free: 5.43 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.788/2.788, allocations: 436.7 MB / 0.7113 GB, free: 7.895 MB / 0.5606 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003644/0.0003645, allocations: 12 kB / 0.8717 GB, free: 4.762 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8246/0.825, allocations: 153.6 MB / 1.022 GB, free: 1.293 MB / 0.7637 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01824/0.8433, allocations: 16.51 MB / 1.038 GB, free: 0.7266 MB / 0.7794 GB
Notification: Performance of NFInst.instExpressions: time 0.01077/0.8541, allocations: 6.43 MB / 1.044 GB, free: 10.28 MB / 0.795 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001704/0.8558, allocations: 43.88 kB / 1.044 GB, free: 10.24 MB / 0.795 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009804/0.8568, allocations: 365.4 kB / 1.045 GB, free: 9.879 MB / 0.795 GB
Notification: Performance of NFTyping.typeBindings: time 0.003057/0.8599, allocations: 1.136 MB / 1.046 GB, free: 8.738 MB / 0.795 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002476/0.8624, allocations: 0.763 MB / 1.046 GB, free: 7.977 MB / 0.795 GB
Notification: Performance of NFFlatten.flatten: time 0.006866/0.8692, allocations: 6.47 MB / 1.053 GB, free: 1.492 MB / 0.795 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01209/0.8814, allocations: 7.44 MB / 1.06 GB, free: 9.984 MB / 0.8106 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003899/0.8853, allocations: 1.701 MB / 1.062 GB, free: 8.277 MB / 0.8106 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006148/0.8914, allocations: 2.61 MB / 1.064 GB, free: 5.66 MB / 0.8106 GB
Notification: Performance of NFPackage.collectConstants: time 0.001813/0.8933, allocations: 236 kB / 1.064 GB, free: 5.43 MB / 0.8106 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003202/0.8965, allocations: 0.6751 MB / 1.065 GB, free: 4.754 MB / 0.8106 GB
Notification: Performance of NFScalarize.scalarize: time 0.004096/0.9006, allocations: 1.883 MB / 1.067 GB, free: 2.867 MB / 0.8106 GB
Notification: Performance of NFVerifyModel.verify: time 0.00174/0.9024, allocations: 0.6875 MB / 1.068 GB, free: 2.172 MB / 0.8106 GB
Notification: Performance of NFConvertDAE.convert: time 0.007596/0.91, allocations: 6.419 MB / 1.074 GB, free: 11.74 MB / 0.8262 GB
Notification: Performance of FrontEnd - DAE generated: time 6.713e-06/0.91, allocations: 0 / 1.074 GB, free: 11.74 MB / 0.8262 GB
Notification: Performance of FrontEnd: time 2.815e-06/0.91, allocations: 0 / 1.074 GB, free: 11.74 MB / 0.8262 GB
Notification: Performance of Transformations before backend: time 0.0002111/0.9102, allocations: 0 / 1.074 GB, free: 11.74 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 0.007553/0.9178, allocations: 3.106 MB / 1.077 GB, free: 8.574 MB / 0.8262 GB
Notification: Performance of prepare preOptimizeDAE: time 4.89e-05/0.9179, allocations: 11.98 kB / 1.077 GB, free: 8.562 MB / 0.8262 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01141/0.9293, allocations: 2.348 MB / 1.079 GB, free: 6.207 MB / 0.8262 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004782/0.9341, allocations: 2.112 MB / 1.081 GB, free: 4.051 MB / 0.8262 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002118/0.9343, allocations: 274.9 kB / 1.082 GB, free: 3.781 MB / 0.8262 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008394/0.9352, allocations: 347.9 kB / 1.082 GB, free: 3.441 MB / 0.8262 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01461/0.9498, allocations: 7.06 MB / 1.089 GB, free: 12.27 MB / 0.8419 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.332e-05/0.9499, allocations: 11.94 kB / 1.089 GB, free: 12.26 MB / 0.8419 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004096/0.9503, allocations: 148 kB / 1.089 GB, free: 12.12 MB / 0.8419 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004951/0.9508, allocations: 334 kB / 1.089 GB, free: 11.79 MB / 0.8419 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01571/0.9665, allocations: 6.961 MB / 1.096 GB, free: 4.82 MB / 0.8419 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 0.04109/1.008, allocations: 26.59 MB / 1.122 GB, free: 8.062 MB / 0.8731 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008548/1.016, allocations: 4.974 MB / 1.127 GB, free: 2.773 MB / 0.8731 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005702/1.022, allocations: 2.602 MB / 1.129 GB, free: 160 kB / 0.8731 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003328/1.022, allocations: 139 kB / 1.13 GB, free: 4 kB / 0.8731 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.724e-05/1.022, allocations: 60.55 kB / 1.13 GB, free: 15.93 MB / 0.8887 GB
Notification: Performance of pre-optimization done (n=208): time 7.895e-06/1.022, allocations: 0 / 1.13 GB, free: 15.93 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 0.1004/1.123, allocations: 30.92 MB / 1.16 GB, free: 0.9141 MB / 0.9044 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001429/1.123, allocations: 239.6 kB / 1.16 GB, free: 0.6328 MB / 0.9044 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002339/1.125, allocations: 1.392 MB / 1.161 GB, free: 15.23 MB / 0.92 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006069/1.126, allocations: 73.64 kB / 1.161 GB, free: 15.15 MB / 0.92 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00105/1.127, allocations: 1.482 MB / 1.163 GB, free: 13.65 MB / 0.92 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001245/1.128, allocations: 0.9242 MB / 1.164 GB, free: 12.71 MB / 0.92 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004293/1.129, allocations: 60 kB / 1.164 GB, free: 12.65 MB / 0.92 GB
Notification: Performance of setup shared object (initialization): time 0.0002774/1.129, allocations: 444.6 kB / 1.164 GB, free: 12.21 MB / 0.92 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005682/1.135, allocations: 2.645 MB / 1.167 GB, free: 9.562 MB / 0.92 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006412/1.141, allocations: 3.54 MB / 1.17 GB, free: 5.648 MB / 0.92 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.00642/1.148, allocations: 3.099 MB / 1.173 GB, free: 2.527 MB / 0.92 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.577e-05/1.148, allocations: 8 kB / 1.173 GB, free: 2.52 MB / 0.92 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 0.02824/1.176, allocations: 10.99 MB / 1.184 GB, free: 7.434 MB / 0.9356 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008777/1.177, allocations: 0.8641 MB / 1.185 GB, free: 6.195 MB / 0.9356 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.16e-05/1.177, allocations: 24 kB / 1.185 GB, free: 6.172 MB / 0.9356 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02108/1.198, allocations: 5.883 MB / 1.191 GB, free: 276 kB / 0.9356 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004419/1.202, allocations: 0.9867 MB / 1.192 GB, free: 15.28 MB / 0.9512 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04188/1.244, allocations: 25.89 MB / 1.217 GB, free: 4.961 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004433/1.249, allocations: 0.5497 MB / 1.217 GB, free: 4.41 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000539/1.249, allocations: 151.9 kB / 1.218 GB, free: 4.262 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 1.131e-05/1.249, allocations: 8 kB / 1.218 GB, free: 4.254 MB / 0.9669 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 0.006743/1.256, allocations: 3.083 MB / 1.221 GB, free: 1.145 MB / 0.9669 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated