Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.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/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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.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 0.0009154/0.0009155, 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 0.001023/0.001024, allocations: 180.8 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 1.318/1.318, allocations: 223.2 MB / 241 MB, free: 5.297 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001898/0.001898, allocations: 282.6 kB / 292.3 MB, free: 1.836 MB / 238.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.975/0.975, allocations: 169.5 MB / 0.501 GB, free: 14.09 MB / 382.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.0003937/0.0003938, allocations: 15.56 kB / 0.5993 GB, free: 28.11 MB / 430.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1617/0.1621, allocations: 88.55 MB / 0.6858 GB, free: 15.04 MB / 494.1 MB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01933/0.1815, allocations: 17.53 MB / 0.7029 GB, free: 13.45 MB / 0.4981 GB
Notification: Performance of NFInst.instExpressions: time 0.0107/0.1922, allocations: 6.828 MB / 0.7096 GB, free: 6.621 MB / 0.4981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00142/0.1937, allocations: 43.88 kB / 0.7096 GB, free: 6.578 MB / 0.4981 GB
Notification: Performance of NFTyping.typeComponents: time 0.0008906/0.1946, allocations: 373.3 kB / 0.71 GB, free: 6.211 MB / 0.4981 GB
Notification: Performance of NFTyping.typeBindings: time 0.002883/0.1975, allocations: 1.35 MB / 0.7113 GB, free: 4.863 MB / 0.4981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002344/0.1998, allocations: 1.005 MB / 0.7123 GB, free: 3.859 MB / 0.4981 GB
Notification: Performance of NFFlatten.flatten: time 0.008259/0.2081, allocations: 8.514 MB / 0.7206 GB, free: 11.33 MB / 0.5137 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01152/0.2197, allocations: 8.358 MB / 0.7288 GB, free: 2.875 MB / 0.5137 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002978/0.2227, allocations: 1.658 MB / 0.7304 GB, free: 1.211 MB / 0.5137 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003968/0.2266, allocations: 2.656 MB / 0.733 GB, free: 14.55 MB / 0.5294 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005266/0.2272, allocations: 236 kB / 0.7332 GB, free: 14.32 MB / 0.5294 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002367/0.2296, allocations: 1.178 MB / 0.7344 GB, free: 13.14 MB / 0.5294 GB
Notification: Performance of NFScalarize.scalarize: time 0.002069/0.2316, allocations: 1.898 MB / 0.7362 GB, free: 11.23 MB / 0.5294 GB
Notification: Performance of NFVerifyModel.verify: time 0.002091/0.2337, allocations: 1.802 MB / 0.738 GB, free: 9.418 MB / 0.5294 GB
Notification: Performance of NFConvertDAE.convert: time 0.006481/0.2402, allocations: 6.468 MB / 0.7443 GB, free: 2.934 MB / 0.5294 GB
Notification: Performance of FrontEnd - DAE generated: time 3.076e-06/0.2403, allocations: 4 kB / 0.7443 GB, free: 2.93 MB / 0.5294 GB
Notification: Performance of FrontEnd: time 1.403e-06/0.2403, allocations: 0 / 0.7443 GB, free: 2.93 MB / 0.5294 GB
Notification: Performance of Transformations before backend: time 0.0001896/0.2405, allocations: 0 / 0.7443 GB, free: 2.93 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 0.007518/0.248, allocations: 3.105 MB / 0.7473 GB, free: 15.77 MB / 0.545 GB
Notification: Performance of prepare preOptimizeDAE: time 4.453e-05/0.248, allocations: 8.031 kB / 0.7473 GB, free: 15.76 MB / 0.545 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01296/0.261, allocations: 2.349 MB / 0.7496 GB, free: 13.4 MB / 0.545 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004773/0.2658, allocations: 2.167 MB / 0.7517 GB, free: 11.19 MB / 0.545 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002498/0.2661, allocations: 267.5 kB / 0.752 GB, free: 10.93 MB / 0.545 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001146/0.2673, allocations: 351.9 kB / 0.7523 GB, free: 10.59 MB / 0.545 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01508/0.2823, allocations: 7.128 MB / 0.7593 GB, free: 3.355 MB / 0.545 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.274e-05/0.2825, allocations: 3.938 kB / 0.7593 GB, free: 3.352 MB / 0.545 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000439/0.2829, allocations: 148 kB / 0.7594 GB, free: 3.207 MB / 0.545 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004576/0.2834, allocations: 334.1 kB / 0.7598 GB, free: 2.879 MB / 0.545 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.3737/0.657, allocations: 7.009 MB / 0.7666 GB, free: 46.79 MB / 0.545 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03186/0.6889, allocations: 26.66 MB / 0.7926 GB, free: 31.77 MB / 0.545 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008357/0.6973, allocations: 4.992 MB / 0.7975 GB, free: 29.02 MB / 0.545 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00572/0.7031, allocations: 2.597 MB / 0.8 GB, free: 28.26 MB / 0.545 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002513/0.7033, allocations: 128.7 kB / 0.8002 GB, free: 28.15 MB / 0.545 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.029e-05/0.7034, allocations: 65.53 kB / 0.8002 GB, free: 28.09 MB / 0.545 GB
Notification: Performance of pre-optimization done (n=208): time 4.027e-06/0.7034, allocations: 0 / 0.8002 GB, free: 28.09 MB / 0.545 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 0.09734/0.8008, allocations: 31.03 MB / 0.8305 GB, free: 8.008 MB / 0.545 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.762e-05/0.8009, allocations: 239.2 kB / 0.8308 GB, free: 7.727 MB / 0.545 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001952/0.8028, allocations: 1.442 MB / 0.8322 GB, free: 6.277 MB / 0.545 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004407/0.8033, allocations: 69.7 kB / 0.8322 GB, free: 6.203 MB / 0.545 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000664/0.804, allocations: 1.502 MB / 0.8337 GB, free: 4.691 MB / 0.545 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008946/0.8049, allocations: 0.9228 MB / 0.8346 GB, free: 3.777 MB / 0.545 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005491/0.8054, allocations: 260.4 kB / 0.8348 GB, free: 3.516 MB / 0.545 GB
Notification: Performance of setup shared object (initialization): time 4.069e-05/0.8055, allocations: 303.5 kB / 0.8351 GB, free: 3.219 MB / 0.545 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005305/0.8108, allocations: 2.653 MB / 0.8377 GB, free: 0.5625 MB / 0.545 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006402/0.8172, allocations: 3.557 MB / 0.8412 GB, free: 12.64 MB / 0.5606 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01267/0.8299, allocations: 6.381 MB / 0.8474 GB, free: 5.965 MB / 0.5606 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.29e-05/0.8299, allocations: 8 kB / 0.8474 GB, free: 5.957 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.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 0.02917/0.8591, allocations: 11.03 MB / 0.8582 GB, free: 11.06 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007405/0.8599, allocations: 0.86 MB / 0.859 GB, free: 9.84 MB / 0.5762 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.603e-05/0.8599, allocations: 28 kB / 0.8591 GB, free: 9.812 MB / 0.5762 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02199/0.8819, allocations: 5.901 MB / 0.8648 GB, free: 3.891 MB / 0.5762 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004319/0.8863, allocations: 0.9952 MB / 0.8658 GB, free: 2.934 MB / 0.5762 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04263/0.9289, allocations: 25.92 MB / 0.8911 GB, free: 8.664 MB / 0.6075 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004364/0.9333, allocations: 0.5536 MB / 0.8917 GB, free: 8.109 MB / 0.6075 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006014/0.934, allocations: 155.9 kB / 0.8918 GB, free: 7.957 MB / 0.6075 GB
Notification: Performance of prepare postOptimizeDAE: time 9.938e-06/0.934, allocations: 6.188 kB / 0.8918 GB, free: 7.953 MB / 0.6075 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 0.007404/0.9414, allocations: 3.098 MB / 0.8948 GB, free: 4.934 MB / 0.6075 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated