Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.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 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.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.8.0.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.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.824/1.824, allocations: 288.4 MB / 303.4 MB, free: 8.168 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009393/0.0009395, allocations: 180.5 kB / 372 MB, free: 10.27 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.78/1.78, allocations: 205.4 MB / 0.6307 GB, free: 10 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009081/0.0009081, allocations: 93.08 kB / 0.7441 GB, free: 5.926 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004389/0.0004391, allocations: 10.97 kB / 0.867 GB, free: 142.1 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2589/0.2594, allocations: 115.3 MB / 0.9796 GB, free: 27.65 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01539/0.2748, allocations: 16.46 MB / 0.9957 GB, free: 11.13 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.009917/0.2848, allocations: 6.477 MB / 1.002 GB, free: 4.641 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002077/0.2869, allocations: 43.88 kB / 1.002 GB, free: 4.598 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009993/0.2879, allocations: 369.3 kB / 1.002 GB, free: 4.234 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.003025/0.291, allocations: 1.128 MB / 1.004 GB, free: 3.102 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002506/0.2935, allocations: 0.7602 MB / 1.004 GB, free: 2.34 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.007334/0.3008, allocations: 6.454 MB / 1.011 GB, free: 11.87 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01158/0.3124, allocations: 7.443 MB / 1.018 GB, free: 4.363 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003768/0.3162, allocations: 1.697 MB / 1.019 GB, free: 2.66 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005338/0.3216, allocations: 2.594 MB / 1.022 GB, free: 60 kB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.0007672/0.3224, allocations: 240 kB / 1.022 GB, free: 15.82 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002185/0.3246, allocations: 0.6829 MB / 1.023 GB, free: 15.14 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.002261/0.3269, allocations: 1.879 MB / 1.025 GB, free: 13.26 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.00117/0.328, allocations: 0.6835 MB / 1.025 GB, free: 12.57 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.00766/0.3357, allocations: 6.421 MB / 1.032 GB, free: 6.129 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 6.542e-06/0.3358, allocations: 0 / 1.032 GB, free: 6.129 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.805e-06/0.3358, allocations: 0 / 1.032 GB, free: 6.129 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002793/0.3361, allocations: 4 kB / 1.032 GB, free: 6.125 MB / 0.6511 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 0.008534/0.3446, allocations: 3.109 MB / 1.035 GB, free: 2.957 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.379e-05/0.3447, allocations: 12.02 kB / 1.035 GB, free: 2.945 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01271/0.3574, allocations: 2.352 MB / 1.037 GB, free: 0.5859 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005729/0.3632, allocations: 2.112 MB / 1.039 GB, free: 14.43 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002873/0.3635, allocations: 267 kB / 1.039 GB, free: 14.17 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001299/0.3648, allocations: 347.9 kB / 1.04 GB, free: 13.83 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01742/0.3822, allocations: 7.068 MB / 1.047 GB, free: 6.656 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.369e-05/0.3824, allocations: 7.922 kB / 1.047 GB, free: 6.648 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004839/0.3829, allocations: 148 kB / 1.047 GB, free: 6.504 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005297/0.3834, allocations: 338 kB / 1.047 GB, free: 6.168 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01745/0.4009, allocations: 6.961 MB / 1.054 GB, free: 15.19 MB / 0.6823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.6124/1.013, allocations: 26.57 MB / 1.08 GB, free: 71.6 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01055/1.024, allocations: 4.979 MB / 1.085 GB, free: 68.87 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007621/1.032, allocations: 2.599 MB / 1.087 GB, free: 68.12 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004286/1.032, allocations: 134.5 kB / 1.087 GB, free: 68.02 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.8e-05/1.032, allocations: 59.36 kB / 1.087 GB, free: 67.96 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 6.402e-06/1.032, allocations: 0 / 1.087 GB, free: 67.96 MB / 0.6823 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 0.114/1.146, allocations: 30.92 MB / 1.118 GB, free: 55.58 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001153/1.146, allocations: 239.5 kB / 1.118 GB, free: 55.32 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002849/1.149, allocations: 1.39 MB / 1.119 GB, free: 54.57 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007641/1.15, allocations: 65.36 kB / 1.119 GB, free: 54.51 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001019/1.151, allocations: 1.491 MB / 1.121 GB, free: 53.2 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001285/1.152, allocations: 0.9103 MB / 1.122 GB, free: 52.42 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005085/1.153, allocations: 63.28 kB / 1.122 GB, free: 52.37 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0002479/1.153, allocations: 450.1 kB / 1.122 GB, free: 51.96 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005833/1.159, allocations: 2.643 MB / 1.125 GB, free: 50.59 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006155/1.165, allocations: 3.54 MB / 1.128 GB, free: 48.08 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006211/1.171, allocations: 3.098 MB / 1.131 GB, free: 45.82 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.637e-05/1.171, allocations: 8 kB / 1.131 GB, free: 45.81 MB / 0.6823 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 0.02739/1.199, allocations: 11 MB / 1.142 GB, free: 34.71 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008619/1.2, allocations: 0.8667 MB / 1.143 GB, free: 33.47 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001017/1.2, allocations: 24 kB / 1.143 GB, free: 33.45 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02115/1.221, allocations: 5.879 MB / 1.148 GB, free: 27.55 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004585/1.226, allocations: 0.9867 MB / 1.149 GB, free: 26.57 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03672/1.262, allocations: 25.86 MB / 1.175 GB, free: 296 kB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004907/1.267, allocations: 0.5536 MB / 1.175 GB, free: 15.73 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006836/1.268, allocations: 159.9 kB / 1.175 GB, free: 15.58 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.582e-05/1.268, allocations: 4 kB / 1.175 GB, free: 15.57 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 0.007559/1.276, allocations: 3.083 MB / 1.178 GB, free: 12.46 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated