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 0.0009281/0.0009281, allocations: 91.69 kB / 15.06 MB, free: 1.098 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001111/0.001111, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.371/1.371, allocations: 223.3 MB / 240 MB, free: 5.418 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001696/0.001696, allocations: 266.8 kB / 291.3 MB, free: 1.965 MB / 238.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9418/0.9418, allocations: 169.5 MB / 0.5 GB, free: 14.19 MB / 382.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.000639/0.000639, allocations: 17.25 kB / 0.598 GB, free: 28.27 MB / 430.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2056/0.2062, allocations: 88.54 MB / 0.6845 GB, free: 15.42 MB / 494.1 MB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02613/0.2324, allocations: 16.55 MB / 0.7007 GB, free: 14.81 MB / 0.4981 GB
Notification: Performance of NFInst.instExpressions: time 0.01022/0.2426, allocations: 6.455 MB / 0.707 GB, free: 8.363 MB / 0.4981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001237/0.2439, allocations: 44.5 kB / 0.707 GB, free: 8.32 MB / 0.4981 GB
Notification: Performance of NFTyping.typeComponents: time 0.0008497/0.2448, allocations: 369.3 kB / 0.7074 GB, free: 7.957 MB / 0.4981 GB
Notification: Performance of NFTyping.typeBindings: time 0.002489/0.2473, allocations: 1.143 MB / 0.7085 GB, free: 6.812 MB / 0.4981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002082/0.2494, allocations: 0.7746 MB / 0.7093 GB, free: 6.039 MB / 0.4981 GB
Notification: Performance of NFFlatten.flatten: time 0.006604/0.256, allocations: 6.497 MB / 0.7156 GB, free: 15.53 MB / 0.5137 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01109/0.2671, allocations: 7.473 MB / 0.7229 GB, free: 7.992 MB / 0.5137 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003035/0.2702, allocations: 1.705 MB / 0.7246 GB, free: 6.281 MB / 0.5137 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003757/0.274, allocations: 2.61 MB / 0.7271 GB, free: 3.664 MB / 0.5137 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005034/0.2745, allocations: 236 kB / 0.7273 GB, free: 3.434 MB / 0.5137 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00168/0.2762, allocations: 0.6868 MB / 0.728 GB, free: 2.746 MB / 0.5137 GB
Notification: Performance of NFScalarize.scalarize: time 0.00207/0.2783, allocations: 1.883 MB / 0.7298 GB, free: 0.8594 MB / 0.5137 GB
Notification: Performance of NFVerifyModel.verify: time 0.000981/0.2793, allocations: 0.703 MB / 0.7305 GB, free: 152 kB / 0.5137 GB
Notification: Performance of NFConvertDAE.convert: time 0.006062/0.2853, allocations: 6.44 MB / 0.7368 GB, free: 9.691 MB / 0.5294 GB
Notification: Performance of FrontEnd - DAE generated: time 4.92e-06/0.2853, allocations: 3.938 kB / 0.7368 GB, free: 9.688 MB / 0.5294 GB
Notification: Performance of FrontEnd: time 1.804e-06/0.2854, allocations: 0 / 0.7368 GB, free: 9.688 MB / 0.5294 GB
Notification: Performance of Transformations before backend: time 0.0001467/0.2855, allocations: 0 / 0.7368 GB, free: 9.688 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 0.007203/0.2927, allocations: 3.134 MB / 0.7399 GB, free: 6.496 MB / 0.5294 GB
Notification: Performance of prepare preOptimizeDAE: time 3.465e-05/0.2928, allocations: 8.031 kB / 0.7399 GB, free: 6.488 MB / 0.5294 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01147/0.3042, allocations: 2.359 MB / 0.7422 GB, free: 4.121 MB / 0.5294 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004097/0.3084, allocations: 2.131 MB / 0.7443 GB, free: 1.941 MB / 0.5294 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001938/0.3086, allocations: 271.1 kB / 0.7445 GB, free: 1.676 MB / 0.5294 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007907/0.3094, allocations: 347.9 kB / 0.7449 GB, free: 1.336 MB / 0.5294 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01547/0.3249, allocations: 7.093 MB / 0.7518 GB, free: 10.14 MB / 0.545 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.772e-05/0.325, allocations: 7.938 kB / 0.7518 GB, free: 10.13 MB / 0.545 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004201/0.3254, allocations: 152 kB / 0.7519 GB, free: 9.98 MB / 0.545 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004525/0.3259, allocations: 334.1 kB / 0.7523 GB, free: 9.652 MB / 0.545 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01544/0.3413, allocations: 6.973 MB / 0.7591 GB, free: 2.672 MB / 0.545 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 0.3689/0.7102, allocations: 26.7 MB / 0.7851 GB, free: 52.93 MB / 0.545 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007452/0.7177, allocations: 4.978 MB / 0.79 GB, free: 50.16 MB / 0.545 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005079/0.7228, allocations: 2.61 MB / 0.7926 GB, free: 49.39 MB / 0.545 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002482/0.7231, allocations: 127 kB / 0.7927 GB, free: 49.29 MB / 0.545 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.511e-05/0.7231, allocations: 62.31 kB / 0.7927 GB, free: 49.23 MB / 0.545 GB
Notification: Performance of pre-optimization done (n=208): time 4.488e-06/0.7231, allocations: 0 / 0.7927 GB, free: 49.23 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.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 0.08859/0.8117, allocations: 30.98 MB / 0.823 GB, free: 29.76 MB / 0.545 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.084e-05/0.8119, allocations: 235.6 kB / 0.8232 GB, free: 29.48 MB / 0.545 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001757/0.8136, allocations: 1.438 MB / 0.8246 GB, free: 28.04 MB / 0.545 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005468/0.8142, allocations: 69.7 kB / 0.8247 GB, free: 27.96 MB / 0.545 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006142/0.8148, allocations: 1.497 MB / 0.8261 GB, free: 26.45 MB / 0.545 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008393/0.8157, allocations: 0.9186 MB / 0.827 GB, free: 25.54 MB / 0.545 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002286/0.8159, allocations: 64 kB / 0.8271 GB, free: 25.48 MB / 0.545 GB
Notification: Performance of setup shared object (initialization): time 0.0001364/0.816, allocations: 448.6 kB / 0.8275 GB, free: 25.04 MB / 0.545 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004754/0.8208, allocations: 2.653 MB / 0.8301 GB, free: 22.38 MB / 0.545 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005277/0.8261, allocations: 3.528 MB / 0.8336 GB, free: 18.47 MB / 0.545 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005161/0.8313, allocations: 3.095 MB / 0.8366 GB, free: 15.35 MB / 0.545 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.041e-05/0.8314, allocations: 12 kB / 0.8366 GB, free: 15.34 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.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 0.02291/0.8543, allocations: 10.99 MB / 0.8473 GB, free: 4.242 MB / 0.545 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003859/0.8547, allocations: 0.8637 MB / 0.8482 GB, free: 3.004 MB / 0.545 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.018e-05/0.8547, allocations: 27.94 kB / 0.8482 GB, free: 2.977 MB / 0.545 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01911/0.8738, allocations: 5.885 MB / 0.854 GB, free: 13.07 MB / 0.5606 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00406/0.8779, allocations: 0.9903 MB / 0.8549 GB, free: 12.09 MB / 0.5606 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05642/0.9344, allocations: 25.91 MB / 0.8802 GB, free: 1.77 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005925/0.9404, allocations: 0.5536 MB / 0.8808 GB, free: 1.215 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001039/0.9414, allocations: 151.9 kB / 0.8809 GB, free: 1.066 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 1.392e-05/0.9415, allocations: 4 kB / 0.8809 GB, free: 1.062 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 0.01124/0.9527, allocations: 3.092 MB / 0.8839 GB, free: 13.95 MB / 0.5919 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated