Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/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 8.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_8_0_0_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_8_0_0_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.583/2.583, allocations: 287.5 MB / 302.4 MB, free: 8.344 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.00135/0.001349, allocations: 176.3 kB / 371 MB, free: 10.86 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.09/2.09, allocations: 205.4 MB / 0.6297 GB, free: 10.58 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.000884/0.0008838, allocations: 92.91 kB / 0.743 GB, free: 6.59 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0007444/0.0007448, allocations: 11.69 kB / 0.8659 GB, free: 140.9 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2519/0.2527, allocations: 115.3 MB / 0.9785 GB, free: 28.25 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.0267/0.2795, allocations: 16.53 MB / 0.9946 GB, free: 11.65 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01422/0.2937, allocations: 6.532 MB / 1.001 GB, free: 5.105 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001906/0.2957, allocations: 47.88 kB / 1.001 GB, free: 5.059 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001683/0.2974, allocations: 369.3 kB / 1.001 GB, free: 4.695 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.004125/0.3016, allocations: 1.144 MB / 1.003 GB, free: 3.547 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003391/0.305, allocations: 0.7817 MB / 1.003 GB, free: 2.766 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.009871/0.3149, allocations: 6.485 MB / 1.01 GB, free: 12.27 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01819/0.3332, allocations: 7.459 MB / 1.017 GB, free: 4.754 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004341/0.3376, allocations: 1.705 MB / 1.019 GB, free: 3.043 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006339/0.344, allocations: 2.614 MB / 1.021 GB, free: 432 kB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001563/0.3456, allocations: 236 kB / 1.021 GB, free: 196 kB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003677/0.3493, allocations: 0.6868 MB / 1.022 GB, free: 15.5 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.004094/0.3534, allocations: 1.883 MB / 1.024 GB, free: 13.62 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.00214/0.3556, allocations: 0.6914 MB / 1.025 GB, free: 12.92 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.01121/0.3669, allocations: 6.444 MB / 1.031 GB, free: 6.457 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 6.873e-06/0.3669, allocations: 4 kB / 1.031 GB, free: 6.453 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.986e-06/0.3669, allocations: 0 / 1.031 GB, free: 6.453 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002188/0.3672, allocations: 0 / 1.031 GB, free: 6.453 MB / 0.6511 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 0.01155/0.3787, allocations: 3.128 MB / 1.034 GB, free: 3.266 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 5.444e-05/0.3788, allocations: 16.02 kB / 1.034 GB, free: 3.25 MB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002151/0.381, allocations: 0.5424 MB / 1.034 GB, free: 2.699 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02277/0.4038, allocations: 2.359 MB / 1.037 GB, free: 340 kB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0072/0.411, allocations: 2.127 MB / 1.039 GB, free: 14.16 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004019/0.4115, allocations: 267.1 kB / 1.039 GB, free: 13.89 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001746/0.4132, allocations: 348 kB / 1.039 GB, free: 13.55 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02655/0.4398, allocations: 7.104 MB / 1.046 GB, free: 6.348 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001506/0.44, allocations: 0 / 1.046 GB, free: 6.348 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001411/0.4414, allocations: 148 kB / 1.046 GB, free: 6.203 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008833/0.4423, allocations: 334.1 kB / 1.047 GB, free: 5.875 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02928/0.4717, allocations: 6.985 MB / 1.054 GB, free: 14.88 MB / 0.6823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.6951/1.167, allocations: 26.64 MB / 1.08 GB, free: 71.17 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01561/1.182, allocations: 4.98 MB / 1.084 GB, free: 68.44 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01141/1.194, allocations: 2.6 MB / 1.087 GB, free: 67.68 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000572/1.195, allocations: 133.5 kB / 1.087 GB, free: 67.58 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.548e-05/1.195, allocations: 65.78 kB / 1.087 GB, free: 67.52 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 6.462e-06/1.195, allocations: 0 / 1.087 GB, free: 67.52 MB / 0.6823 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 0.2093/1.404, allocations: 30.97 MB / 1.117 GB, free: 55.77 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.41e-05/1.404, allocations: 238.5 kB / 1.118 GB, free: 55.51 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002914/1.407, allocations: 1.439 MB / 1.119 GB, free: 54.73 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006627/1.408, allocations: 68.98 kB / 1.119 GB, free: 54.67 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001047/1.409, allocations: 1.499 MB / 1.121 GB, free: 53.36 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001454/1.41, allocations: 0.9168 MB / 1.122 GB, free: 52.57 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004701/1.411, allocations: 62.75 kB / 1.122 GB, free: 52.52 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0002352/1.411, allocations: 448.7 kB / 1.122 GB, free: 52.11 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01031/1.421, allocations: 2.647 MB / 1.125 GB, free: 50.74 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01116/1.433, allocations: 3.536 MB / 1.128 GB, free: 48.24 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01132/1.444, allocations: 3.091 MB / 1.131 GB, free: 45.93 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.438e-05/1.444, allocations: 15.84 kB / 1.131 GB, free: 45.91 MB / 0.6823 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 0.0502/1.494, allocations: 11 MB / 1.142 GB, free: 34.82 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005337/1.495, allocations: 0.8638 MB / 1.143 GB, free: 33.58 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.164e-05/1.495, allocations: 28 kB / 1.143 GB, free: 33.55 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.03894/1.534, allocations: 5.874 MB / 1.148 GB, free: 27.66 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007773/1.542, allocations: 0.9867 MB / 1.149 GB, free: 26.67 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.07259/1.614, allocations: 25.87 MB / 1.175 GB, free: 384 kB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007756/1.622, allocations: 0.5537 MB / 1.175 GB, free: 15.82 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00097/1.623, allocations: 155.9 kB / 1.175 GB, free: 15.67 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.572e-05/1.623, allocations: 4 kB / 1.175 GB, free: 15.66 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 0.01338/1.637, allocations: 3.087 MB / 1.178 GB, free: 12.55 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated