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 0.001058/0.001059, allocations: 86.48 kB / 15.06 MB, free: 1.09 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001375/0.001375, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.44/1.44, allocations: 223.2 MB / 240 MB, free: 5.344 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 2.77/2.77, allocations: 437.8 MB / 0.7117 GB, free: 7.078 MB / 0.5606 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003958/0.000396, allocations: 8 kB / 0.8722 GB, free: 3.617 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8756/0.876, allocations: 153.8 MB / 1.022 GB, free: 8 kB / 0.7637 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01928/0.8953, allocations: 16.51 MB / 1.039 GB, free: 15.44 MB / 0.795 GB
Notification: Performance of NFInst.instExpressions: time 0.01222/0.9076, allocations: 6.43 MB / 1.045 GB, free: 8.992 MB / 0.795 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002049/0.9096, allocations: 43.88 kB / 1.045 GB, free: 8.949 MB / 0.795 GB
Notification: Performance of NFTyping.typeComponents: time 0.001707/0.9114, allocations: 369.3 kB / 1.045 GB, free: 8.586 MB / 0.795 GB
Notification: Performance of NFTyping.typeBindings: time 0.003987/0.9154, allocations: 1.136 MB / 1.046 GB, free: 7.445 MB / 0.795 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003036/0.9185, allocations: 0.7602 MB / 1.047 GB, free: 6.684 MB / 0.795 GB
Notification: Performance of NFFlatten.flatten: time 0.008846/0.9273, allocations: 6.47 MB / 1.053 GB, free: 204 kB / 0.795 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01387/0.9412, allocations: 7.449 MB / 1.061 GB, free: 8.688 MB / 0.8106 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003724/0.945, allocations: 1.693 MB / 1.062 GB, free: 6.988 MB / 0.8106 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005619/0.9506, allocations: 2.606 MB / 1.065 GB, free: 4.375 MB / 0.8106 GB
Notification: Performance of NFPackage.collectConstants: time 0.001671/0.9523, allocations: 236 kB / 1.065 GB, free: 4.145 MB / 0.8106 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003605/0.9559, allocations: 0.6751 MB / 1.066 GB, free: 3.469 MB / 0.8106 GB
Notification: Performance of NFScalarize.scalarize: time 0.00359/0.9595, allocations: 1.883 MB / 1.068 GB, free: 1.582 MB / 0.8106 GB
Notification: Performance of NFVerifyModel.verify: time 0.001711/0.9612, allocations: 0.6914 MB / 1.068 GB, free: 0.8828 MB / 0.8106 GB
Notification: Performance of NFConvertDAE.convert: time 0.007554/0.9688, allocations: 6.411 MB / 1.075 GB, free: 10.46 MB / 0.8262 GB
Notification: Performance of FrontEnd - DAE generated: time 5.37e-06/0.9688, allocations: 0 / 1.075 GB, free: 10.46 MB / 0.8262 GB
Notification: Performance of FrontEnd: time 2.375e-06/0.9688, allocations: 4 kB / 1.075 GB, free: 10.45 MB / 0.8262 GB
Notification: Performance of Transformations before backend: time 0.0001979/0.969, allocations: 0 / 1.075 GB, free: 10.45 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 0.006746/0.9758, allocations: 3.101 MB / 1.078 GB, free: 7.293 MB / 0.8262 GB
Notification: Performance of prepare preOptimizeDAE: time 5.256e-05/0.9758, allocations: 8.562 kB / 1.078 GB, free: 7.285 MB / 0.8262 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01143/0.9873, allocations: 2.348 MB / 1.08 GB, free: 4.93 MB / 0.8262 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004848/0.9921, allocations: 2.123 MB / 1.082 GB, free: 2.762 MB / 0.8262 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002132/0.9924, allocations: 271 kB / 1.082 GB, free: 2.496 MB / 0.8262 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007486/0.9931, allocations: 344 kB / 1.083 GB, free: 2.16 MB / 0.8262 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01482/1.008, allocations: 7.064 MB / 1.089 GB, free: 11 MB / 0.8419 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.808e-05/1.008, allocations: 7.938 kB / 1.089 GB, free: 10.99 MB / 0.8419 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004242/1.009, allocations: 144 kB / 1.09 GB, free: 10.85 MB / 0.8419 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005538/1.009, allocations: 346 kB / 1.09 GB, free: 10.51 MB / 0.8419 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01588/1.025, allocations: 6.965 MB / 1.097 GB, free: 3.527 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 0.0346/1.06, allocations: 26.58 MB / 1.123 GB, free: 6.777 MB / 0.8731 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008456/1.068, allocations: 4.982 MB / 1.128 GB, free: 1.488 MB / 0.8731 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005789/1.074, allocations: 2.596 MB / 1.13 GB, free: 14.87 MB / 0.8887 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003273/1.074, allocations: 135 kB / 1.13 GB, free: 14.72 MB / 0.8887 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.194e-05/1.074, allocations: 64.5 kB / 1.13 GB, free: 14.64 MB / 0.8887 GB
Notification: Performance of pre-optimization done (n=208): time 4.048e-06/1.074, allocations: 0 / 1.13 GB, free: 14.64 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 0.1057/1.18, allocations: 30.92 MB / 1.16 GB, free: 15.64 MB / 0.92 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001603/1.18, allocations: 239.6 kB / 1.161 GB, free: 15.36 MB / 0.92 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0025/1.183, allocations: 1.396 MB / 1.162 GB, free: 13.96 MB / 0.92 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005023/1.183, allocations: 69.7 kB / 1.162 GB, free: 13.88 MB / 0.92 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001118/1.184, allocations: 1.482 MB / 1.164 GB, free: 12.38 MB / 0.92 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001253/1.186, allocations: 0.9165 MB / 1.164 GB, free: 11.45 MB / 0.92 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.00044/1.186, allocations: 71.94 kB / 1.165 GB, free: 11.38 MB / 0.92 GB
Notification: Performance of setup shared object (initialization): time 0.0003138/1.186, allocations: 444.6 kB / 1.165 GB, free: 10.94 MB / 0.92 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006184/1.193, allocations: 2.645 MB / 1.168 GB, free: 8.289 MB / 0.92 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006915/1.2, allocations: 3.536 MB / 1.171 GB, free: 4.375 MB / 0.92 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006514/1.206, allocations: 3.091 MB / 1.174 GB, free: 1.262 MB / 0.92 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.471e-05/1.206, allocations: 8 kB / 1.174 GB, free: 1.254 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 0.0283/1.235, allocations: 11 MB / 1.185 GB, free: 6.141 MB / 0.9356 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008475/1.235, allocations: 0.8631 MB / 1.186 GB, free: 4.902 MB / 0.9356 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.891e-05/1.235, allocations: 24 kB / 1.186 GB, free: 4.879 MB / 0.9356 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02118/1.257, allocations: 5.879 MB / 1.191 GB, free: 14.98 MB / 0.9512 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004808/1.261, allocations: 0.9906 MB / 1.192 GB, free: 13.99 MB / 0.9512 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04259/1.304, allocations: 25.88 MB / 1.218 GB, free: 3.672 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004021/1.308, allocations: 0.5575 MB / 1.218 GB, free: 3.113 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004838/1.309, allocations: 155.9 kB / 1.218 GB, free: 2.961 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 1.278e-05/1.309, allocations: 5.094 kB / 1.218 GB, free: 2.957 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 0.006793/1.315, allocations: 3.087 MB / 1.221 GB, free: 15.84 MB / 0.9825 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated