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.UnbalancedStepUp.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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.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.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.806/1.806, allocations: 288.4 MB / 303.4 MB, free: 8.121 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.00121/0.00121, allocations: 182.9 kB / 372 MB, free: 10.25 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.707/1.707, allocations: 205.4 MB / 0.6307 GB, free: 9.961 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001049/0.001049, allocations: 93.38 kB / 0.7441 GB, free: 5.895 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004147/0.0004149, allocations: 15.55 kB / 0.867 GB, free: 142 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2293/0.2297, allocations: 115.3 MB / 0.9796 GB, free: 27.63 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01443/0.2442, allocations: 16.53 MB / 0.9958 GB, free: 11.04 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.0096/0.2538, allocations: 6.524 MB / 1.002 GB, free: 4.5 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001849/0.2557, allocations: 47.81 kB / 1.002 GB, free: 4.453 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001474/0.2572, allocations: 377.3 kB / 1.003 GB, free: 4.082 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.003607/0.2609, allocations: 1.152 MB / 1.004 GB, free: 2.926 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00267/0.2636, allocations: 0.7691 MB / 1.004 GB, free: 2.156 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.007112/0.2707, allocations: 6.481 MB / 1.011 GB, free: 11.66 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01336/0.2841, allocations: 7.464 MB / 1.018 GB, free: 4.141 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003843/0.288, allocations: 1.701 MB / 1.02 GB, free: 2.434 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005027/0.2931, allocations: 2.61 MB / 1.022 GB, free: 15.82 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.001226/0.2943, allocations: 240 kB / 1.022 GB, free: 15.58 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002755/0.2971, allocations: 0.6868 MB / 1.023 GB, free: 14.89 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.003593/0.3007, allocations: 1.875 MB / 1.025 GB, free: 13.02 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.001812/0.3026, allocations: 0.6952 MB / 1.026 GB, free: 12.31 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.00788/0.3105, allocations: 6.448 MB / 1.032 GB, free: 5.848 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 6.472e-06/0.3105, allocations: 4 kB / 1.032 GB, free: 5.844 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.375e-06/0.3105, allocations: 0 / 1.032 GB, free: 5.844 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002997/0.3108, allocations: 0 / 1.032 GB, free: 5.844 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 0.00884/0.3197, allocations: 3.137 MB / 1.035 GB, free: 2.648 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.901e-05/0.3197, allocations: 12.02 kB / 1.035 GB, free: 2.637 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01258/0.3323, allocations: 2.359 MB / 1.037 GB, free: 276 kB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005437/0.3378, allocations: 2.131 MB / 1.039 GB, free: 14.09 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002905/0.3381, allocations: 263.1 kB / 1.04 GB, free: 13.83 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001482/0.3396, allocations: 355.9 kB / 1.04 GB, free: 13.48 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01923/0.3589, allocations: 7.094 MB / 1.047 GB, free: 6.289 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001663/0.3591, allocations: 7.938 kB / 1.047 GB, free: 6.281 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00125/0.3604, allocations: 147.9 kB / 1.047 GB, free: 6.137 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005742/0.3609, allocations: 338.1 kB / 1.047 GB, free: 5.805 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01845/0.3794, allocations: 6.977 MB / 1.054 GB, free: 14.81 MB / 0.6823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.5796/0.9591, allocations: 26.64 MB / 1.08 GB, free: 71.18 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009238/0.9684, allocations: 4.982 MB / 1.085 GB, free: 68.45 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006951/0.9754, allocations: 2.601 MB / 1.088 GB, free: 67.7 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002733/0.9757, allocations: 128.2 kB / 1.088 GB, free: 67.6 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.497e-05/0.9757, allocations: 63.41 kB / 1.088 GB, free: 67.54 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 5.59e-06/0.9757, allocations: 4 kB / 1.088 GB, free: 67.54 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 0.1046/1.08, allocations: 30.95 MB / 1.118 GB, free: 55.03 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.258e-05/1.08, allocations: 243.3 kB / 1.118 GB, free: 54.77 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001993/1.082, allocations: 1.438 MB / 1.12 GB, free: 53.99 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005293/1.083, allocations: 69.3 kB / 1.12 GB, free: 53.93 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006793/1.084, allocations: 1.5 MB / 1.121 GB, free: 52.62 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007331/1.084, allocations: 0.9212 MB / 1.122 GB, free: 51.82 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002349/1.085, allocations: 66.53 kB / 1.122 GB, free: 51.77 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001483/1.085, allocations: 435.7 kB / 1.123 GB, free: 51.38 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004926/1.09, allocations: 2.647 MB / 1.125 GB, free: 50 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005523/1.095, allocations: 3.539 MB / 1.129 GB, free: 47.49 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005599/1.101, allocations: 3.097 MB / 1.132 GB, free: 45.2 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.866e-05/1.101, allocations: 4 kB / 1.132 GB, free: 45.2 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 0.02512/1.126, allocations: 11.01 MB / 1.142 GB, free: 34.1 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000519/1.127, allocations: 0.867 MB / 1.143 GB, free: 32.86 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.27e-05/1.127, allocations: 28 kB / 1.143 GB, free: 32.83 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01912/1.146, allocations: 5.877 MB / 1.149 GB, free: 26.94 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004031/1.15, allocations: 0.9906 MB / 1.15 GB, free: 25.95 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03526/1.185, allocations: 25.87 MB / 1.175 GB, free: 15.66 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004829/1.19, allocations: 0.5459 MB / 1.176 GB, free: 15.11 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001001/1.191, allocations: 152 kB / 1.176 GB, free: 14.96 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.715e-05/1.191, allocations: 4 kB / 1.176 GB, free: 14.96 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 0.008688/1.2, allocations: 3.091 MB / 1.179 GB, free: 11.84 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated