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.UnbalancedStepDown.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.UnbalancedStepDown.YD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_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 1.4/1.4, 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 0.0009713/0.0009713, allocations: 172.3 kB / 325.8 MB, free: 2.707 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.569/1.569, allocations: 205 MB / 0.576 GB, free: 21 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009185/0.0009184, allocations: 94.19 kB / 0.6797 GB, free: 14.73 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003027/0.0003028, allocations: 8.812 kB / 0.7933 GB, free: 136.6 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1992/0.1995, allocations: 105.4 MB / 0.8962 GB, free: 68.07 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01451/0.214, allocations: 17.8 MB / 0.9136 GB, free: 50.21 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.009005/0.2231, allocations: 6.903 MB / 0.9204 GB, free: 43.29 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001699/0.2249, allocations: 47.88 kB / 0.9204 GB, free: 43.24 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.002857/0.2277, allocations: 1.337 MB / 0.9217 GB, free: 41.9 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.002729/0.2305, allocations: 1.331 MB / 0.923 GB, free: 40.56 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002487/0.233, allocations: 1.18 MB / 0.9242 GB, free: 39.38 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.005413/0.2384, allocations: 8.491 MB / 0.9325 GB, free: 30.88 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.007804/0.2462, allocations: 7.904 MB / 0.9402 GB, free: 22.86 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002432/0.2487, allocations: 1.712 MB / 0.9418 GB, free: 21.14 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00276/0.2515, allocations: 2.648 MB / 0.9444 GB, free: 18.49 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0004091/0.2519, allocations: 236 kB / 0.9447 GB, free: 18.26 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001778/0.2537, allocations: 1.182 MB / 0.9458 GB, free: 17.07 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001185/0.2549, allocations: 1.894 MB / 0.9477 GB, free: 15.18 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001225/0.2561, allocations: 1.769 MB / 0.9494 GB, free: 13.4 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.004474/0.2606, allocations: 7.426 MB / 0.9566 GB, free: 5.949 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 5.21e-06/0.2606, allocations: 0 / 0.9566 GB, free: 5.949 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.134e-06/0.2606, allocations: 3.938 kB / 0.9566 GB, free: 5.945 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0001348/0.2608, allocations: 0 / 0.9566 GB, free: 5.945 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.005019/0.2658, allocations: 3.093 MB / 0.9597 GB, free: 2.793 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.344e-05/0.2658, allocations: 8.031 kB / 0.9597 GB, free: 2.785 MB / 0.6042 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0005519/0.2664, allocations: 0.5465 MB / 0.9602 GB, free: 2.23 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01059/0.277, allocations: 2.36 MB / 0.9625 GB, free: 15.86 MB / 0.6198 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004425/0.2815, allocations: 2.163 MB / 0.9646 GB, free: 13.66 MB / 0.6198 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002853/0.2818, allocations: 271.2 kB / 0.9649 GB, free: 13.39 MB / 0.6198 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001084/0.2829, allocations: 348 kB / 0.9652 GB, free: 13.05 MB / 0.6198 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01359/0.2965, allocations: 7.131 MB / 0.9722 GB, free: 5.816 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.608e-05/0.2966, allocations: 7.906 kB / 0.9722 GB, free: 5.809 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003638/0.297, allocations: 144 kB / 0.9723 GB, free: 5.668 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004229/0.2974, allocations: 338.1 kB / 0.9726 GB, free: 5.336 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01392/0.3113, allocations: 7.001 MB / 0.9795 GB, free: 14.31 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 0.03717/0.3485, allocations: 26.7 MB / 1.006 GB, free: 1.43 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01256/0.3611, allocations: 5.002 MB / 1.01 GB, free: 12.12 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.009119/0.3703, allocations: 2.589 MB / 1.013 GB, free: 9.516 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003853/0.3707, allocations: 131 kB / 1.013 GB, free: 9.371 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.329e-05/0.3708, allocations: 68.5 kB / 1.013 GB, free: 9.293 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 7.835e-06/0.3708, allocations: 0 / 1.013 GB, free: 9.293 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 0.106/0.4768, allocations: 31.03 MB / 1.043 GB, free: 10.18 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001024/0.4769, allocations: 235.6 kB / 1.044 GB, free: 9.902 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001771/0.4787, allocations: 1.446 MB / 1.045 GB, free: 8.449 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0003011/0.479, allocations: 73.7 kB / 1.045 GB, free: 8.371 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008402/0.4798, allocations: 1.501 MB / 1.047 GB, free: 6.848 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.000726/0.4806, allocations: 0.9126 MB / 1.048 GB, free: 5.922 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003689/0.4809, allocations: 256.4 kB / 1.048 GB, free: 5.664 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 9.068e-05/0.481, allocations: 313 kB / 1.048 GB, free: 5.355 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005272/0.4863, allocations: 2.66 MB / 1.051 GB, free: 2.691 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.37/0.8563, allocations: 3.545 MB / 1.054 GB, free: 140.6 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01361/0.8699, allocations: 6.388 MB / 1.06 GB, free: 139.6 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.809e-05/0.8701, allocations: 11.88 kB / 1.06 GB, free: 139.6 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 0.03113/0.9012, allocations: 11.06 MB / 1.071 GB, free: 138 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004132/0.9016, allocations: 0.8705 MB / 1.072 GB, free: 136.8 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.376e-05/0.9017, allocations: 27.72 kB / 1.072 GB, free: 136.8 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0192/0.9209, allocations: 5.874 MB / 1.078 GB, free: 136 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003743/0.9247, allocations: 0.9897 MB / 1.079 GB, free: 136 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03381/0.9585, allocations: 25.91 MB / 1.104 GB, free: 116.3 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004174/0.9627, allocations: 0.5533 MB / 1.105 GB, free: 115.8 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005876/0.9633, allocations: 159.9 kB / 1.105 GB, free: 115.6 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.046e-05/0.9633, allocations: 7.938 kB / 1.105 GB, free: 115.6 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 0.00643/0.9698, allocations: 3.097 MB / 1.108 GB, free: 112.5 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated