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 1.646/1.646, allocations: 252 MB / 267 MB, free: 10.97 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001006/0.001006, allocations: 193.2 kB / 326.6 MB, free: 2.203 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.73/1.73, allocations: 205.4 MB / 0.5777 GB, free: 20.55 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007452/0.0007452, allocations: 89.8 kB / 0.6822 GB, free: 13.35 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003238/0.0003238, allocations: 11.09 kB / 0.7965 GB, free: 135.4 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2663/0.2666, allocations: 106.3 MB / 0.9003 GB, free: 64.3 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01486/0.2815, allocations: 16.55 MB / 0.9165 GB, free: 47.7 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01047/0.2921, allocations: 6.485 MB / 0.9228 GB, free: 41.19 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001995/0.2941, allocations: 43.88 kB / 0.9229 GB, free: 41.15 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.001394/0.2955, allocations: 373.3 kB / 0.9232 GB, free: 40.78 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003574/0.2991, allocations: 1.14 MB / 0.9243 GB, free: 39.64 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002845/0.302, allocations: 0.768 MB / 0.9251 GB, free: 38.87 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.006004/0.308, allocations: 6.489 MB / 0.9314 GB, free: 32.36 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01012/0.3182, allocations: 7.459 MB / 0.9387 GB, free: 24.84 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002954/0.3211, allocations: 1.701 MB / 0.9404 GB, free: 23.13 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004303/0.3255, allocations: 2.61 MB / 0.9429 GB, free: 20.51 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.001492/0.327, allocations: 236 kB / 0.9432 GB, free: 20.28 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003215/0.3302, allocations: 0.6868 MB / 0.9438 GB, free: 19.59 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.002829/0.3331, allocations: 1.883 MB / 0.9457 GB, free: 17.71 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001474/0.3345, allocations: 0.6952 MB / 0.9463 GB, free: 17 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.005955/0.3405, allocations: 6.437 MB / 0.9526 GB, free: 10.55 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 1.044e-05/0.3406, allocations: 4 kB / 0.9526 GB, free: 10.55 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 5.801e-06/0.3406, allocations: 0 / 0.9526 GB, free: 10.55 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0002892/0.3409, allocations: 4 kB / 0.9526 GB, free: 10.54 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 0.007687/0.3486, allocations: 3.132 MB / 0.9557 GB, free: 7.352 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 5.2e-05/0.3487, allocations: 12.03 kB / 0.9557 GB, free: 7.34 MB / 0.6042 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001021/0.3497, allocations: 0.5463 MB / 0.9562 GB, free: 6.785 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01157/0.3613, allocations: 2.352 MB / 0.9585 GB, free: 4.426 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005267/0.3666, allocations: 2.135 MB / 0.9606 GB, free: 2.242 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001712/0.3668, allocations: 267.1 kB / 0.9609 GB, free: 1.98 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008677/0.3677, allocations: 355.8 kB / 0.9612 GB, free: 1.633 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01625/0.3839, allocations: 7.092 MB / 0.9681 GB, free: 10.44 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.885e-05/0.384, allocations: 11.92 kB / 0.9682 GB, free: 10.43 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004342/0.3845, allocations: 148 kB / 0.9683 GB, free: 10.29 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005159/0.385, allocations: 334.1 kB / 0.9686 GB, free: 9.957 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01711/0.4021, allocations: 6.973 MB / 0.9754 GB, free: 2.965 MB / 0.6198 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 0.03673/0.4389, allocations: 26.71 MB / 1.002 GB, free: 6.07 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008392/0.4473, allocations: 4.98 MB / 1.006 GB, free: 0.793 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006032/0.4534, allocations: 2.604 MB / 1.009 GB, free: 14.16 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002631/0.4537, allocations: 131 kB / 1.009 GB, free: 14.02 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.795e-05/0.4538, allocations: 60.5 kB / 1.009 GB, free: 13.95 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 4.439e-06/0.4538, allocations: 0 / 1.009 GB, free: 13.95 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 0.1279/0.5817, allocations: 30.96 MB / 1.039 GB, free: 14.91 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001824/0.5819, allocations: 243.5 kB / 1.04 GB, free: 14.62 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003389/0.5853, allocations: 1.438 MB / 1.041 GB, free: 13.17 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007869/0.5862, allocations: 69.7 kB / 1.041 GB, free: 13.1 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001589/0.5878, allocations: 1.497 MB / 1.042 GB, free: 11.58 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00173/0.5895, allocations: 0.9281 MB / 1.043 GB, free: 10.64 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003742/0.5899, allocations: 64 kB / 1.043 GB, free: 10.57 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0003745/0.5903, allocations: 436.7 kB / 1.044 GB, free: 10.14 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01003/0.6003, allocations: 2.649 MB / 1.046 GB, free: 7.488 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01147/0.6119, allocations: 3.536 MB / 1.05 GB, free: 3.574 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01111/0.623, allocations: 3.099 MB / 1.053 GB, free: 464 kB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.84e-05/0.6231, allocations: 8 kB / 1.053 GB, free: 456 kB / 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 0.5825/1.206, allocations: 10.98 MB / 1.064 GB, free: 136.8 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006806/1.206, allocations: 0.8689 MB / 1.065 GB, free: 135.7 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.924e-05/1.206, allocations: 27.11 kB / 1.065 GB, free: 135.7 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02422/1.231, allocations: 5.889 MB / 1.07 GB, free: 135.6 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004518/1.235, allocations: 0.9824 MB / 1.071 GB, free: 135.5 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04017/1.275, allocations: 25.89 MB / 1.097 GB, free: 121.4 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004738/1.28, allocations: 0.5492 MB / 1.097 GB, free: 121.1 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006635/1.281, allocations: 156.8 kB / 1.097 GB, free: 121.1 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.422e-05/1.281, allocations: 3.812 kB / 1.097 GB, free: 121.1 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 0.006482/1.287, allocations: 3.082 MB / 1.1 GB, free: 118.1 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated