Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.29/1.29, allocations: 251.5 MB / 266.7 MB, free: 11.05 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009446/0.0009448, allocations: 180.9 kB / 325.9 MB, free: 2.688 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.904/1.904, allocations: 205 MB / 0.576 GB, free: 20.96 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007223/0.0007223, allocations: 87.52 kB / 0.6797 GB, free: 14.71 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003328/0.0003329, allocations: 8.812 kB / 0.7933 GB, free: 136.5 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2288/0.2292, allocations: 105.4 MB / 0.8962 GB, free: 68.03 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01499/0.2442, allocations: 17.71 MB / 0.9135 GB, free: 50.25 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.009423/0.2537, allocations: 6.876 MB / 0.9202 GB, free: 43.35 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001798/0.2555, allocations: 43.88 kB / 0.9203 GB, free: 43.31 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.003089/0.2586, allocations: 1.341 MB / 0.9216 GB, free: 41.96 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003307/0.262, allocations: 1.327 MB / 0.9229 GB, free: 40.63 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002984/0.265, allocations: 1.162 MB / 0.924 GB, free: 39.47 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.006541/0.2715, allocations: 8.483 MB / 0.9323 GB, free: 30.97 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008669/0.2802, allocations: 7.861 MB / 0.94 GB, free: 23 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002717/0.283, allocations: 1.709 MB / 0.9417 GB, free: 21.29 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003331/0.2863, allocations: 2.644 MB / 0.9442 GB, free: 18.64 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005199/0.2869, allocations: 240 kB / 0.9445 GB, free: 18.4 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002093/0.289, allocations: 1.158 MB / 0.9456 GB, free: 17.24 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001394/0.2904, allocations: 1.883 MB / 0.9474 GB, free: 15.36 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001381/0.2918, allocations: 1.753 MB / 0.9492 GB, free: 13.59 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.005053/0.2968, allocations: 7.383 MB / 0.9564 GB, free: 6.188 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 4.308e-06/0.2969, allocations: 0 / 0.9564 GB, free: 6.188 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 1.372e-06/0.2969, allocations: 0 / 0.9564 GB, free: 6.188 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0001698/0.2971, allocations: 0 / 0.9564 GB, free: 6.188 MB / 0.6042 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 0.005701/0.3028, allocations: 3.066 MB / 0.9594 GB, free: 3.062 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.562e-05/0.3028, allocations: 8.031 kB / 0.9594 GB, free: 3.055 MB / 0.6042 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006868/0.3035, allocations: 0.5462 MB / 0.9599 GB, free: 2.5 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01068/0.3142, allocations: 2.341 MB / 0.9622 GB, free: 156 kB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004819/0.3191, allocations: 2.151 MB / 0.9643 GB, free: 13.96 MB / 0.6198 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000192/0.3193, allocations: 263.2 kB / 0.9645 GB, free: 13.7 MB / 0.6198 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.000902/0.3202, allocations: 344 kB / 0.9649 GB, free: 13.36 MB / 0.6198 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01387/0.3341, allocations: 7.103 MB / 0.9718 GB, free: 6.156 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001059/0.3342, allocations: 3.906 kB / 0.9718 GB, free: 6.152 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007363/0.335, allocations: 144 kB / 0.9719 GB, free: 6.012 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004551/0.3354, allocations: 334 kB / 0.9723 GB, free: 5.684 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01483/0.3503, allocations: 6.996 MB / 0.9791 GB, free: 14.67 MB / 0.6355 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 0.03341/0.3837, allocations: 26.58 MB / 1.005 GB, free: 1.914 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008722/0.3925, allocations: 5 MB / 1.01 GB, free: 12.61 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005689/0.3982, allocations: 2.589 MB / 1.012 GB, free: 10 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003416/0.3986, allocations: 127 kB / 1.013 GB, free: 9.863 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.703e-05/0.3987, allocations: 68.5 kB / 1.013 GB, free: 9.785 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 6.031e-06/0.3987, allocations: 0 / 1.013 GB, free: 9.785 MB / 0.6667 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 0.1016/0.5003, allocations: 30.98 MB / 1.043 GB, free: 10.72 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001262/0.5005, allocations: 247.5 kB / 1.043 GB, free: 10.43 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002083/0.5026, allocations: 1.4 MB / 1.045 GB, free: 9.02 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004619/0.5031, allocations: 65.7 kB / 1.045 GB, free: 8.949 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008634/0.5039, allocations: 1.482 MB / 1.046 GB, free: 7.445 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001104/0.5051, allocations: 0.9242 MB / 1.047 GB, free: 6.508 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005831/0.5057, allocations: 256.4 kB / 1.047 GB, free: 6.25 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 9.187e-05/0.5058, allocations: 305.1 kB / 1.047 GB, free: 5.949 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00542/0.5112, allocations: 2.664 MB / 1.05 GB, free: 3.281 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.4263/0.9375, allocations: 3.549 MB / 1.054 GB, free: 140.6 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01244/0.95, allocations: 6.38 MB / 1.06 GB, free: 139.5 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.644e-05/0.9501, allocations: 6.938 kB / 1.06 GB, free: 139.5 MB / 0.698 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 0.0306/0.9807, allocations: 11.07 MB / 1.071 GB, free: 138 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005958/0.9813, allocations: 0.8707 MB / 1.071 GB, free: 136.8 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.014e-05/0.9814, allocations: 32.38 kB / 1.071 GB, free: 136.8 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02027/1.002, allocations: 5.882 MB / 1.077 GB, free: 136.1 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004089/1.006, allocations: 0.9862 MB / 1.078 GB, free: 136 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03463/1.04, allocations: 25.89 MB / 1.103 GB, free: 116.4 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004068/1.045, allocations: 0.5497 MB / 1.104 GB, free: 115.9 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004887/1.045, allocations: 152 kB / 1.104 GB, free: 115.8 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.155e-05/1.045, allocations: 4 kB / 1.104 GB, free: 115.8 MB / 0.698 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 0.005917/1.051, allocations: 3.103 MB / 1.107 GB, free: 112.6 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated