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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.386/1.386, allocations: 251.5 MB / 267.4 MB, free: 11.07 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001049/0.001049, allocations: 176 kB / 326.5 MB, free: 2.703 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.974/1.974, allocations: 205 MB / 0.5766 GB, free: 21.02 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008475/0.0008474, allocations: 91.98 kB / 0.6804 GB, free: 14.72 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003361/0.0003361, allocations: 11.59 kB / 0.7938 GB, free: 136.6 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2588/0.2591, allocations: 105.4 MB / 0.8968 GB, free: 68.17 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.0162/0.2754, allocations: 17.79 MB / 0.9141 GB, free: 50.31 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01074/0.2862, allocations: 6.903 MB / 0.9209 GB, free: 43.38 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002041/0.2883, allocations: 47.81 kB / 0.9209 GB, free: 43.34 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.002908/0.2912, allocations: 1.334 MB / 0.9222 GB, free: 42 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003118/0.2943, allocations: 1.335 MB / 0.9235 GB, free: 40.66 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002974/0.2973, allocations: 1.183 MB / 0.9247 GB, free: 39.48 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.006371/0.3037, allocations: 8.495 MB / 0.933 GB, free: 30.96 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008847/0.3126, allocations: 7.907 MB / 0.9407 GB, free: 22.95 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003339/0.3159, allocations: 1.716 MB / 0.9424 GB, free: 21.23 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003569/0.3195, allocations: 2.652 MB / 0.945 GB, free: 18.57 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0004901/0.32, allocations: 240 kB / 0.9452 GB, free: 18.34 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002469/0.3225, allocations: 1.174 MB / 0.9464 GB, free: 17.16 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001672/0.3242, allocations: 1.883 MB / 0.9482 GB, free: 15.27 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001724/0.3259, allocations: 1.776 MB / 0.9499 GB, free: 13.49 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.005313/0.3312, allocations: 6.472 MB / 0.9562 GB, free: 7 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 8.055e-06/0.3313, allocations: 4 kB / 0.9563 GB, free: 6.996 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.725e-06/0.3313, allocations: 0 / 0.9563 GB, free: 6.996 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0001832/0.3315, allocations: 0 / 0.9563 GB, free: 6.996 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 0.006659/0.3381, allocations: 3.103 MB / 0.9593 GB, free: 3.836 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.961e-05/0.3382, allocations: 8.031 kB / 0.9593 GB, free: 3.828 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01118/0.3494, allocations: 2.356 MB / 0.9616 GB, free: 1.465 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00496/0.3544, allocations: 2.159 MB / 0.9637 GB, free: 15.26 MB / 0.6198 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001983/0.3546, allocations: 267.5 kB / 0.964 GB, free: 15 MB / 0.6198 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007752/0.3554, allocations: 351.9 kB / 0.9643 GB, free: 14.66 MB / 0.6198 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.017/0.3724, allocations: 7.127 MB / 0.9713 GB, free: 7.426 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001643/0.3726, allocations: 7.844 kB / 0.9713 GB, free: 7.418 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001275/0.3739, allocations: 152 kB / 0.9714 GB, free: 7.27 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005632/0.3745, allocations: 334.1 kB / 0.9717 GB, free: 6.941 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01821/0.3927, allocations: 7.001 MB / 0.9786 GB, free: 15.92 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 0.04172/0.4344, allocations: 26.71 MB / 1.005 GB, free: 3.027 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008969/0.4435, allocations: 4.983 MB / 1.01 GB, free: 13.74 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006022/0.4495, allocations: 2.589 MB / 1.012 GB, free: 11.13 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003448/0.4499, allocations: 135 kB / 1.012 GB, free: 10.98 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.315e-05/0.45, allocations: 64.48 kB / 1.012 GB, free: 10.91 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 4.107e-06/0.45, allocations: 0 / 1.012 GB, free: 10.91 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 0.1066/0.5566, allocations: 31.04 MB / 1.043 GB, free: 11.78 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001432/0.5567, allocations: 247.5 kB / 1.043 GB, free: 11.49 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00228/0.559, allocations: 1.442 MB / 1.044 GB, free: 10.04 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005573/0.5596, allocations: 73.64 kB / 1.044 GB, free: 9.965 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001166/0.5608, allocations: 1.497 MB / 1.046 GB, free: 8.449 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001212/0.562, allocations: 0.9166 MB / 1.047 GB, free: 7.52 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004084/0.5624, allocations: 256.4 kB / 1.047 GB, free: 7.262 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0001047/0.5625, allocations: 313.1 kB / 1.047 GB, free: 6.953 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005638/0.5682, allocations: 2.656 MB / 1.05 GB, free: 4.293 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006404/0.5746, allocations: 3.552 MB / 1.053 GB, free: 372 kB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.5081/1.083, allocations: 6.386 MB / 1.059 GB, free: 140.6 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.573e-05/1.083, allocations: 7.922 kB / 1.059 GB, free: 140.6 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 0.03303/1.116, allocations: 11.06 MB / 1.07 GB, free: 139.1 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000614/1.116, allocations: 0.8708 MB / 1.071 GB, free: 137.9 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.577e-05/1.117, allocations: 28.09 kB / 1.071 GB, free: 137.9 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02219/1.139, allocations: 5.877 MB / 1.077 GB, free: 137.2 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004557/1.143, allocations: 0.9857 MB / 1.078 GB, free: 137.1 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03653/1.18, allocations: 25.91 MB / 1.103 GB, free: 117 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004143/1.184, allocations: 0.5559 MB / 1.104 GB, free: 116.4 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000431/1.185, allocations: 148 kB / 1.104 GB, free: 116.3 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 8.546e-06/1.185, allocations: 0 / 1.104 GB, free: 116.3 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 0.005856/1.19, allocations: 3.106 MB / 1.107 GB, free: 113.1 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated