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.UnbalancedStepUp.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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.541/1.541, allocations: 251.5 MB / 267.4 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 0.001203/0.001203, allocations: 177.8 kB / 326.5 MB, free: 2.688 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.019/2.019, allocations: 205 MB / 0.5766 GB, free: 20.98 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009565/0.0009565, allocations: 95.16 kB / 0.6804 GB, free: 14.71 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003007/0.0003007, allocations: 8.875 kB / 0.7938 GB, free: 136.5 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1845/0.1848, allocations: 105.4 MB / 0.8968 GB, free: 68.14 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01424/0.1991, allocations: 17.78 MB / 0.9141 GB, free: 50.29 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.008844/0.208, allocations: 6.954 MB / 0.9209 GB, free: 43.32 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00142/0.2094, allocations: 43.88 kB / 0.921 GB, free: 43.27 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.002904/0.2123, allocations: 1.343 MB / 0.9223 GB, free: 41.93 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.002584/0.2149, allocations: 1.347 MB / 0.9236 GB, free: 40.58 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002334/0.2173, allocations: 1.17 MB / 0.9247 GB, free: 39.41 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.005446/0.2227, allocations: 8.499 MB / 0.933 GB, free: 30.89 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.007859/0.2306, allocations: 7.911 MB / 0.9408 GB, free: 22.88 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0027/0.2333, allocations: 1.716 MB / 0.9424 GB, free: 21.15 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003013/0.2364, allocations: 2.656 MB / 0.945 GB, free: 18.49 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0004425/0.2368, allocations: 236 kB / 0.9453 GB, free: 18.26 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001865/0.2387, allocations: 1.186 MB / 0.9464 GB, free: 17.07 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001263/0.24, allocations: 1.879 MB / 0.9483 GB, free: 15.19 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001495/0.2415, allocations: 1.776 MB / 0.95 GB, free: 13.4 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.004321/0.2458, allocations: 6.468 MB / 0.9563 GB, free: 6.918 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 4.959e-06/0.2458, allocations: 0 / 0.9563 GB, free: 6.918 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.375e-06/0.2458, allocations: 0 / 0.9563 GB, free: 6.918 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0001605/0.246, allocations: 0 / 0.9563 GB, free: 6.918 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 0.005518/0.2515, allocations: 3.101 MB / 0.9593 GB, free: 3.758 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 3.708e-05/0.2516, allocations: 11.97 kB / 0.9593 GB, free: 3.746 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0113/0.2629, allocations: 2.356 MB / 0.9616 GB, free: 1.383 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007442/0.2704, allocations: 2.163 MB / 0.9638 GB, free: 15.18 MB / 0.6198 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003907/0.2708, allocations: 263.5 kB / 0.964 GB, free: 14.92 MB / 0.6198 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.00167/0.2725, allocations: 355.9 kB / 0.9644 GB, free: 14.57 MB / 0.6198 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0271/0.2996, allocations: 7.131 MB / 0.9713 GB, free: 7.336 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001191/0.2998, allocations: 7.844 kB / 0.9713 GB, free: 7.328 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007614/0.3006, allocations: 148 kB / 0.9715 GB, free: 7.184 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008857/0.3015, allocations: 334.1 kB / 0.9718 GB, free: 6.855 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03012/0.3316, allocations: 7.001 MB / 0.9786 GB, free: 15.83 MB / 0.6355 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04664/0.3783, allocations: 26.66 MB / 1.005 GB, free: 3.004 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008213/0.3866, allocations: 5.001 MB / 1.01 GB, free: 13.7 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005781/0.3924, allocations: 2.592 MB / 1.012 GB, free: 11.09 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002972/0.3927, allocations: 131 kB / 1.012 GB, free: 10.95 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.816e-05/0.3928, allocations: 64.5 kB / 1.012 GB, free: 10.87 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 4.609e-06/0.3928, allocations: 0 / 1.012 GB, free: 10.87 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 0.1037/0.4965, allocations: 31.02 MB / 1.043 GB, free: 11.77 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001372/0.4967, allocations: 239.6 kB / 1.043 GB, free: 11.48 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002745/0.4995, allocations: 1.442 MB / 1.044 GB, free: 10.04 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005421/0.5, allocations: 69.7 kB / 1.044 GB, free: 9.961 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001078/0.5011, allocations: 1.497 MB / 1.046 GB, free: 8.441 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001335/0.5025, allocations: 0.9243 MB / 1.047 GB, free: 7.504 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007548/0.5033, allocations: 256.4 kB / 1.047 GB, free: 7.246 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.00011/0.5034, allocations: 309.1 kB / 1.047 GB, free: 6.941 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006092/0.5095, allocations: 2.653 MB / 1.05 GB, free: 4.285 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006578/0.5161, allocations: 3.552 MB / 1.053 GB, free: 364 kB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.4481/0.9642, allocations: 6.381 MB / 1.059 GB, free: 140.6 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.646e-05/0.9642, allocations: 8.719 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.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 0.03326/0.9975, allocations: 11.02 MB / 1.07 GB, free: 139.1 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004652/0.998, allocations: 0.8608 MB / 1.071 GB, free: 137.9 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.439e-05/0.998, allocations: 31.75 kB / 1.071 GB, free: 137.9 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02125/1.019, allocations: 5.9 MB / 1.077 GB, free: 137.2 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004316/1.024, allocations: 0.9902 MB / 1.078 GB, free: 137.1 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03734/1.061, allocations: 25.9 MB / 1.103 GB, free: 117 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004114/1.065, allocations: 0.5551 MB / 1.104 GB, free: 116.4 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006811/1.066, allocations: 157.7 kB / 1.104 GB, free: 116.3 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.068e-05/1.066, allocations: 8 kB / 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 0.006573/1.073, allocations: 3.091 MB / 1.107 GB, free: 113.2 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated