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 1.589/1.589, allocations: 252 MB / 267.3 MB, free: 10.86 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001142/0.001142, allocations: 176.2 kB / 327 MB, free: 2.098 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.216/2.216, allocations: 205.4 MB / 0.578 GB, free: 20.11 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.00101/0.00101, allocations: 82.42 kB / 0.6826 GB, free: 12.78 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003831/0.0003834, allocations: 8.938 kB / 0.7971 GB, free: 135.1 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.254/0.2544, allocations: 106.3 MB / 0.901 GB, free: 63.39 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01529/0.2697, allocations: 17.44 MB / 0.918 GB, free: 45.88 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01005/0.2798, allocations: 6.799 MB / 0.9246 GB, free: 39.06 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001741/0.2816, allocations: 47.81 kB / 0.9247 GB, free: 39.01 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.000845/0.2824, allocations: 381.3 kB / 0.925 GB, free: 38.64 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.002824/0.2853, allocations: 1.316 MB / 0.9263 GB, free: 37.32 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002337/0.2876, allocations: 0.9866 MB / 0.9273 GB, free: 36.33 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.006482/0.2941, allocations: 8.479 MB / 0.9356 GB, free: 27.83 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009788/0.3039, allocations: 8.309 MB / 0.9437 GB, free: 19.43 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003284/0.3072, allocations: 1.705 MB / 0.9453 GB, free: 17.71 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004064/0.3113, allocations: 2.637 MB / 0.9479 GB, free: 15.07 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0007805/0.3121, allocations: 240 kB / 0.9481 GB, free: 14.84 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002643/0.3148, allocations: 1.158 MB / 0.9493 GB, free: 13.68 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001894/0.3167, allocations: 1.887 MB / 0.9511 GB, free: 11.79 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.002019/0.3187, allocations: 1.782 MB / 0.9529 GB, free: 9.988 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.007545/0.3263, allocations: 7.375 MB / 0.9601 GB, free: 2.59 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 7.864e-06/0.3263, allocations: 0 / 0.9601 GB, free: 2.59 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 3.106e-06/0.3263, allocations: 0 / 0.9601 GB, free: 2.59 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0002526/0.3266, allocations: 0 / 0.9601 GB, free: 2.59 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 0.008135/0.3347, allocations: 3.07 MB / 0.9631 GB, free: 15.46 MB / 0.6198 GB
Notification: Performance of prepare preOptimizeDAE: time 5.137e-05/0.3348, allocations: 8.031 kB / 0.9631 GB, free: 15.45 MB / 0.6198 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001672/0.3365, allocations: 0.5423 MB / 0.9636 GB, free: 14.9 MB / 0.6198 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.013/0.3495, allocations: 2.349 MB / 0.9659 GB, free: 12.55 MB / 0.6198 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00555/0.3551, allocations: 2.147 MB / 0.968 GB, free: 10.36 MB / 0.6198 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003687/0.3555, allocations: 271.2 kB / 0.9683 GB, free: 10.09 MB / 0.6198 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001833/0.3574, allocations: 344 kB / 0.9686 GB, free: 9.754 MB / 0.6198 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02164/0.379, allocations: 7.099 MB / 0.9755 GB, free: 2.551 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0002297/0.3793, allocations: 11.84 kB / 0.9755 GB, free: 2.539 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00195/0.3813, allocations: 144 kB / 0.9757 GB, free: 2.398 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006779/0.382, allocations: 330 kB / 0.976 GB, free: 2.074 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01943/0.4015, allocations: 6.993 MB / 0.9828 GB, free: 11.06 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 0.04345/0.4449, allocations: 26.57 MB / 1.009 GB, free: 14.32 MB / 0.6667 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009512/0.4545, allocations: 5.004 MB / 1.014 GB, free: 9.012 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006574/0.4611, allocations: 2.589 MB / 1.016 GB, free: 6.406 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000396/0.4615, allocations: 131 kB / 1.016 GB, free: 6.262 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.863e-05/0.4617, allocations: 64.5 kB / 1.016 GB, free: 6.188 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 5.29e-06/0.4617, allocations: 0 / 1.016 GB, free: 6.188 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 0.1405/0.6022, allocations: 30.99 MB / 1.047 GB, free: 7.102 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001495/0.6024, allocations: 235.6 kB / 1.047 GB, free: 6.824 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002305/0.6047, allocations: 1.404 MB / 1.048 GB, free: 5.41 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.000698/0.6054, allocations: 69.7 kB / 1.048 GB, free: 5.336 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001138/0.6065, allocations: 1.478 MB / 1.05 GB, free: 3.836 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001483/0.608, allocations: 0.9243 MB / 1.051 GB, free: 2.898 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002523/0.6083, allocations: 60 kB / 1.051 GB, free: 2.84 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0003063/0.6086, allocations: 448.7 kB / 1.051 GB, free: 2.395 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.5147/1.123, allocations: 2.654 MB / 1.054 GB, free: 137.3 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007674/1.131, allocations: 3.549 MB / 1.057 GB, free: 136.3 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01601/1.147, allocations: 6.387 MB / 1.063 GB, free: 135.2 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.165e-05/1.147, allocations: 7.594 kB / 1.063 GB, free: 135.2 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 0.04798/1.195, allocations: 11.04 MB / 1.074 GB, free: 134.3 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008545/1.196, allocations: 0.8708 MB / 1.075 GB, free: 133.1 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.141e-05/1.196, allocations: 26.69 kB / 1.075 GB, free: 133.1 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.03188/1.228, allocations: 5.894 MB / 1.081 GB, free: 132.3 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007659/1.236, allocations: 0.9852 MB / 1.082 GB, free: 132 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05842/1.294, allocations: 25.9 MB / 1.107 GB, free: 111.5 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007172/1.302, allocations: 0.5523 MB / 1.108 GB, free: 111 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008999/1.302, allocations: 155.9 kB / 1.108 GB, free: 110.9 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.7e-05/1.302, allocations: 4 kB / 1.108 GB, free: 110.9 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 0.009611/1.312, allocations: 3.099 MB / 1.111 GB, free: 107.7 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated