Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/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 8.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_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_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 1.783/1.783, allocations: 287.4 MB / 303.2 MB, free: 8.203 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009366/0.0009366, allocations: 186.1 kB / 371.8 MB, free: 10.83 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.608/1.608, allocations: 205.4 MB / 0.6305 GB, free: 10.56 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008576/0.0008577, allocations: 97.2 kB / 0.7438 GB, free: 6.551 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004172/0.0004173, allocations: 11.69 kB / 0.8667 GB, free: 140.5 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2539/0.2543, allocations: 115.3 MB / 0.9793 GB, free: 28.16 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01463/0.269, allocations: 16.54 MB / 0.9955 GB, free: 11.56 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01012/0.2792, allocations: 6.524 MB / 1.002 GB, free: 5.02 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002128/0.2813, allocations: 47.81 kB / 1.002 GB, free: 4.973 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001026/0.2824, allocations: 381.3 kB / 1.002 GB, free: 4.598 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.003376/0.2858, allocations: 1.148 MB / 1.003 GB, free: 3.445 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002701/0.2885, allocations: 0.7724 MB / 1.004 GB, free: 2.672 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.006963/0.2955, allocations: 6.504 MB / 1.01 GB, free: 12.15 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01394/0.3094, allocations: 8.256 MB / 1.019 GB, free: 3.812 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003996/0.3135, allocations: 1.705 MB / 1.02 GB, free: 2.102 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005454/0.319, allocations: 2.614 MB / 1.023 GB, free: 15.48 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.001459/0.3204, allocations: 239.9 kB / 1.023 GB, free: 15.25 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003404/0.3239, allocations: 0.6829 MB / 1.024 GB, free: 14.56 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.003822/0.3277, allocations: 1.879 MB / 1.025 GB, free: 12.68 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.002323/0.3301, allocations: 0.6991 MB / 1.026 GB, free: 11.97 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.009485/0.3396, allocations: 6.44 MB / 1.032 GB, free: 5.516 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 7.935e-06/0.3397, allocations: 0 / 1.032 GB, free: 5.516 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 4.359e-06/0.3397, allocations: 4 kB / 1.032 GB, free: 5.512 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0003738/0.3401, allocations: 0 / 1.032 GB, free: 5.512 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.01079/0.3509, allocations: 3.099 MB / 1.035 GB, free: 2.355 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 6.888e-05/0.351, allocations: 11.97 kB / 1.035 GB, free: 2.344 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01317/0.3641, allocations: 2.353 MB / 1.038 GB, free: 15.98 MB / 0.6667 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006128/0.3703, allocations: 2.163 MB / 1.04 GB, free: 13.77 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003121/0.3707, allocations: 267.5 kB / 1.04 GB, free: 13.51 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001998/0.3727, allocations: 351.8 kB / 1.04 GB, free: 13.17 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02305/0.3958, allocations: 7.096 MB / 1.047 GB, free: 5.969 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0002369/0.396, allocations: 7.938 kB / 1.047 GB, free: 5.961 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001934/0.398, allocations: 148 kB / 1.048 GB, free: 5.816 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009694/0.399, allocations: 330.1 kB / 1.048 GB, free: 5.492 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01983/0.4189, allocations: 6.973 MB / 1.055 GB, free: 14.5 MB / 0.6823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.5455/0.9645, allocations: 26.65 MB / 1.081 GB, free: 71.23 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009389/0.9739, allocations: 4.981 MB / 1.086 GB, free: 68.51 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006398/0.9803, allocations: 2.603 MB / 1.088 GB, free: 67.75 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002317/0.9806, allocations: 130 kB / 1.088 GB, free: 67.65 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.503e-05/0.9807, allocations: 63.56 kB / 1.088 GB, free: 67.59 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 4.618e-06/0.9807, allocations: 5.375 kB / 1.088 GB, free: 67.58 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 0.1335/1.114, allocations: 30.98 MB / 1.119 GB, free: 55.8 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.51e-05/1.114, allocations: 241.8 kB / 1.119 GB, free: 55.54 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002872/1.117, allocations: 1.438 MB / 1.12 GB, free: 54.76 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007331/1.118, allocations: 69.14 kB / 1.12 GB, free: 54.7 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001002/1.119, allocations: 1.496 MB / 1.122 GB, free: 53.39 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001492/1.12, allocations: 0.9256 MB / 1.123 GB, free: 52.59 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003275/1.121, allocations: 66.94 kB / 1.123 GB, free: 52.54 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0002401/1.121, allocations: 446 kB / 1.123 GB, free: 52.13 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.008091/1.129, allocations: 2.643 MB / 1.126 GB, free: 50.77 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.009163/1.138, allocations: 3.539 MB / 1.129 GB, free: 48.26 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01735/1.156, allocations: 6.36 MB / 1.135 GB, free: 42.17 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.161e-05/1.156, allocations: 8 kB / 1.135 GB, free: 42.16 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 0.0362/1.192, allocations: 11.01 MB / 1.146 GB, free: 31.06 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007127/1.193, allocations: 0.8722 MB / 1.147 GB, free: 29.81 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.781e-05/1.193, allocations: 28.75 kB / 1.147 GB, free: 29.79 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01942/1.212, allocations: 5.878 MB / 1.153 GB, free: 23.89 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004082/1.216, allocations: 0.9828 MB / 1.154 GB, free: 22.91 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03504/1.251, allocations: 25.86 MB / 1.179 GB, free: 12.62 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004859/1.256, allocations: 0.5497 MB / 1.18 GB, free: 12.07 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004653/1.257, allocations: 152 kB / 1.18 GB, free: 11.92 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.399e-05/1.257, allocations: 7.938 kB / 1.18 GB, free: 11.91 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 0.007238/1.264, allocations: 3.087 MB / 1.183 GB, free: 8.797 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated