Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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/NcDataReader2 2.5.1-master/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false)
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008145/0.0008147, allocations: 97.78 kB / 16.02 MB, free: 76 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001074/0.001074, allocations: 187.3 kB / 16.92 MB, free: 6.75 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.337/1.337, allocations: 223.3 MB / 241 MB, free: 5.332 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001647/0.001647, allocations: 270.7 kB / 292.3 MB, free: 1.883 MB / 238.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.915/0.915, allocations: 169.5 MB / 0.501 GB, free: 14.15 MB / 382.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.0004107/0.0004107, allocations: 14.72 kB / 0.5993 GB, free: 28.03 MB / 430.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.168/0.1684, allocations: 88.55 MB / 0.6858 GB, free: 15.06 MB / 494.1 MB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01944/0.1879, allocations: 17.53 MB / 0.7029 GB, free: 13.47 MB / 0.4981 GB
Notification: Performance of NFInst.instExpressions: time 0.0112/0.1992, allocations: 6.777 MB / 0.7095 GB, free: 6.695 MB / 0.4981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00159/0.2008, allocations: 43.88 kB / 0.7096 GB, free: 6.652 MB / 0.4981 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009481/0.2017, allocations: 377.3 kB / 0.7099 GB, free: 6.281 MB / 0.4981 GB
Notification: Performance of NFTyping.typeBindings: time 0.002911/0.2047, allocations: 1.332 MB / 0.7113 GB, free: 4.945 MB / 0.4981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002474/0.2072, allocations: 1.001 MB / 0.7122 GB, free: 3.945 MB / 0.4981 GB
Notification: Performance of NFFlatten.flatten: time 0.008565/0.2157, allocations: 8.51 MB / 0.7205 GB, free: 11.42 MB / 0.5137 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01165/0.2274, allocations: 8.366 MB / 0.7287 GB, free: 2.957 MB / 0.5137 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003336/0.2307, allocations: 1.658 MB / 0.7303 GB, free: 1.293 MB / 0.5137 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00485/0.2356, allocations: 2.648 MB / 0.7329 GB, free: 14.64 MB / 0.5294 GB
Notification: Performance of NFPackage.collectConstants: time 0.001133/0.2368, allocations: 236 kB / 0.7331 GB, free: 14.41 MB / 0.5294 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003139/0.2399, allocations: 1.182 MB / 0.7343 GB, free: 13.22 MB / 0.5294 GB
Notification: Performance of NFScalarize.scalarize: time 0.002804/0.2427, allocations: 1.89 MB / 0.7361 GB, free: 11.33 MB / 0.5294 GB
Notification: Performance of NFVerifyModel.verify: time 0.002273/0.245, allocations: 1.798 MB / 0.7379 GB, free: 9.516 MB / 0.5294 GB
Notification: Performance of NFConvertDAE.convert: time 0.005989/0.251, allocations: 6.475 MB / 0.7442 GB, free: 3.023 MB / 0.5294 GB
Notification: Performance of FrontEnd - DAE generated: time 3.838e-06/0.251, allocations: 0 / 0.7442 GB, free: 3.023 MB / 0.5294 GB
Notification: Performance of FrontEnd: time 1.753e-06/0.251, allocations: 0 / 0.7442 GB, free: 3.023 MB / 0.5294 GB
Notification: Performance of Transformations before backend: time 8.941e-05/0.2511, allocations: 4 kB / 0.7442 GB, free: 3.02 MB / 0.5294 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 0.006066/0.2572, allocations: 3.097 MB / 0.7472 GB, free: 15.86 MB / 0.545 GB
Notification: Performance of prepare preOptimizeDAE: time 4.483e-05/0.2572, allocations: 19.97 kB / 0.7473 GB, free: 15.84 MB / 0.545 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01233/0.2696, allocations: 2.345 MB / 0.7496 GB, free: 13.49 MB / 0.545 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005177/0.2748, allocations: 2.167 MB / 0.7517 GB, free: 11.28 MB / 0.545 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002246/0.2751, allocations: 267.5 kB / 0.7519 GB, free: 11.02 MB / 0.545 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008884/0.2759, allocations: 359.8 kB / 0.7523 GB, free: 10.67 MB / 0.545 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01506/0.291, allocations: 7.124 MB / 0.7592 GB, free: 3.441 MB / 0.545 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.334e-05/0.2911, allocations: 3.938 kB / 0.7592 GB, free: 3.438 MB / 0.545 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004787/0.2916, allocations: 148 kB / 0.7594 GB, free: 3.293 MB / 0.545 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004898/0.2921, allocations: 338.1 kB / 0.7597 GB, free: 2.961 MB / 0.545 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01681/0.3089, allocations: 6.997 MB / 0.7665 GB, free: 11.96 MB / 0.5606 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 0.44/0.7489, allocations: 26.7 MB / 0.7926 GB, free: 72.49 MB / 0.5606 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007804/0.7568, allocations: 4.989 MB / 0.7975 GB, free: 69.78 MB / 0.5606 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005797/0.7626, allocations: 2.598 MB / 0.8 GB, free: 69.02 MB / 0.5606 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002418/0.7629, allocations: 133.7 kB / 0.8001 GB, free: 68.92 MB / 0.5606 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.486e-05/0.7629, allocations: 66.59 kB / 0.8002 GB, free: 68.85 MB / 0.5606 GB
Notification: Performance of pre-optimization done (n=208): time 4.158e-06/0.7629, allocations: 0 / 0.8002 GB, free: 68.85 MB / 0.5606 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 0.09664/0.8596, allocations: 31.05 MB / 0.8305 GB, free: 54.21 MB / 0.5606 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.254e-05/0.8597, allocations: 243.6 kB / 0.8308 GB, free: 53.92 MB / 0.5606 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001601/0.8613, allocations: 1.442 MB / 0.8322 GB, free: 52.47 MB / 0.5606 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004727/0.8617, allocations: 65.7 kB / 0.8322 GB, free: 52.4 MB / 0.5606 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005271/0.8623, allocations: 1.504 MB / 0.8337 GB, free: 50.89 MB / 0.5606 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0006172/0.8629, allocations: 0.9177 MB / 0.8346 GB, free: 49.98 MB / 0.5606 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003513/0.8633, allocations: 260.4 kB / 0.8348 GB, free: 49.72 MB / 0.5606 GB
Notification: Performance of setup shared object (initialization): time 4.328e-05/0.8633, allocations: 305.1 kB / 0.8351 GB, free: 49.42 MB / 0.5606 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004856/0.8682, allocations: 2.656 MB / 0.8377 GB, free: 46.76 MB / 0.5606 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005167/0.8734, allocations: 3.556 MB / 0.8412 GB, free: 42.82 MB / 0.5606 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01025/0.8836, allocations: 6.391 MB / 0.8474 GB, free: 36.04 MB / 0.5606 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.034e-05/0.8837, allocations: 8 kB / 0.8474 GB, free: 36.03 MB / 0.5606 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 0.02492/0.9086, allocations: 11.06 MB / 0.8582 GB, free: 24.86 MB / 0.5606 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003679/0.909, allocations: 0.8626 MB / 0.8591 GB, free: 23.62 MB / 0.5606 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.027e-05/0.909, allocations: 28 kB / 0.8591 GB, free: 23.59 MB / 0.5606 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01997/0.929, allocations: 5.881 MB / 0.8649 GB, free: 17.69 MB / 0.5606 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004035/0.9331, allocations: 0.9828 MB / 0.8658 GB, free: 16.71 MB / 0.5606 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03641/0.9695, allocations: 25.92 MB / 0.8911 GB, free: 6.375 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004346/0.9739, allocations: 0.5536 MB / 0.8917 GB, free: 5.82 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003908/0.9743, allocations: 151.9 kB / 0.8918 GB, free: 5.672 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 7.995e-06/0.9743, allocations: 4 kB / 0.8918 GB, free: 5.668 MB / 0.5762 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 0.006754/0.981, allocations: 3.1 MB / 0.8949 GB, free: 2.543 MB / 0.5762 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated