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.BalancedStepUp.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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.536/1.536, allocations: 252 MB / 267.6 MB, free: 10.93 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001098/0.001098, allocations: 180.1 kB / 327.3 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 1.934/1.934, allocations: 205.4 MB / 0.5783 GB, free: 20.24 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008525/0.0008523, allocations: 90.31 kB / 0.6829 GB, free: 12.88 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003525/0.0003526, allocations: 8 kB / 0.797 GB, free: 135.1 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2521/0.2525, allocations: 106.3 MB / 0.9009 GB, free: 63.88 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01638/0.269, allocations: 16.47 MB / 0.9169 GB, free: 47.36 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.00965/0.2787, allocations: 6.477 MB / 0.9233 GB, free: 40.86 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001939/0.2807, allocations: 43.88 kB / 0.9233 GB, free: 40.82 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.001019/0.2817, allocations: 377.3 kB / 0.9237 GB, free: 40.45 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.002809/0.2845, allocations: 1.125 MB / 0.9248 GB, free: 39.32 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002414/0.2869, allocations: 0.7719 MB / 0.9255 GB, free: 38.55 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.005358/0.2923, allocations: 6.454 MB / 0.9318 GB, free: 32.08 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008813/0.3011, allocations: 7.442 MB / 0.9391 GB, free: 24.56 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00314/0.3043, allocations: 1.693 MB / 0.9407 GB, free: 22.86 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003471/0.3078, allocations: 2.598 MB / 0.9433 GB, free: 20.26 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005582/0.3084, allocations: 236 kB / 0.9435 GB, free: 20.03 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001815/0.3102, allocations: 0.6868 MB / 0.9442 GB, free: 19.34 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001571/0.3118, allocations: 1.879 MB / 0.946 GB, free: 17.46 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.0007889/0.3126, allocations: 0.6875 MB / 0.9467 GB, free: 16.76 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.005239/0.3178, allocations: 6.421 MB / 0.953 GB, free: 10.32 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 9.167e-06/0.3179, allocations: 0 / 0.953 GB, free: 10.32 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 3.557e-06/0.3179, allocations: 0 / 0.953 GB, free: 10.32 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0003058/0.3182, allocations: 4 kB / 0.953 GB, free: 10.32 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 0.008031/0.3262, allocations: 3.089 MB / 0.956 GB, free: 7.172 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.443e-05/0.3263, allocations: 12.03 kB / 0.956 GB, free: 7.16 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01172/0.338, allocations: 2.355 MB / 0.9583 GB, free: 4.797 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005237/0.3433, allocations: 2.123 MB / 0.9604 GB, free: 2.629 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002125/0.3436, allocations: 271 kB / 0.9606 GB, free: 2.363 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001168/0.3448, allocations: 340 kB / 0.9609 GB, free: 2.031 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01725/0.362, allocations: 7.071 MB / 0.9679 GB, free: 10.86 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.749e-05/0.3622, allocations: 4 kB / 0.9679 GB, free: 10.86 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005254/0.3627, allocations: 152 kB / 0.968 GB, free: 10.71 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000712/0.3634, allocations: 333.9 kB / 0.9683 GB, free: 10.38 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01978/0.3832, allocations: 6.961 MB / 0.9751 GB, free: 3.398 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04511/0.4284, allocations: 26.57 MB / 1.001 GB, free: 6.648 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009541/0.438, allocations: 4.977 MB / 1.006 GB, free: 1.367 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006609/0.4446, allocations: 2.604 MB / 1.008 GB, free: 14.74 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000385/0.4451, allocations: 127 kB / 1.009 GB, free: 14.6 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.107e-05/0.4452, allocations: 64.45 kB / 1.009 GB, free: 14.52 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 6.843e-06/0.4452, allocations: 0 / 1.009 GB, free: 14.52 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.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 0.1102/0.5554, allocations: 30.91 MB / 1.039 GB, free: 15.53 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001613/0.5556, allocations: 247.5 kB / 1.039 GB, free: 15.24 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00234/0.558, allocations: 1.392 MB / 1.04 GB, free: 13.84 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006531/0.5586, allocations: 65.7 kB / 1.041 GB, free: 13.77 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00116/0.5598, allocations: 1.482 MB / 1.042 GB, free: 12.26 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0013/0.5611, allocations: 0.9203 MB / 1.043 GB, free: 11.33 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002567/0.5614, allocations: 72 kB / 1.043 GB, free: 11.26 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0003018/0.5617, allocations: 436.7 kB / 1.043 GB, free: 10.82 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006526/0.5682, allocations: 2.649 MB / 1.046 GB, free: 8.172 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007218/0.5755, allocations: 3.528 MB / 1.049 GB, free: 4.266 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007006/0.5825, allocations: 3.103 MB / 1.052 GB, free: 1.141 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.056e-05/0.5826, allocations: 8 kB / 1.052 GB, free: 1.133 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.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 0.5355/1.118, allocations: 10.99 MB / 1.063 GB, free: 136.3 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005631/1.119, allocations: 0.8605 MB / 1.064 GB, free: 135.2 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.917e-05/1.119, allocations: 30.47 kB / 1.064 GB, free: 135.2 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02215/1.141, allocations: 5.882 MB / 1.07 GB, free: 135.1 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004548/1.146, allocations: 0.9899 MB / 1.071 GB, free: 135 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03858/1.184, allocations: 25.85 MB / 1.096 GB, free: 121.5 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004709/1.189, allocations: 0.5544 MB / 1.096 GB, free: 121.3 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005007/1.189, allocations: 152.1 kB / 1.097 GB, free: 121.2 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.028e-05/1.189, allocations: 7.781 kB / 1.097 GB, free: 121.2 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 0.006071/1.196, allocations: 3.081 MB / 1.1 GB, free: 119 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated