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 2.734/2.734, allocations: 287.5 MB / 302.4 MB, free: 8.344 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001337/0.001337, allocations: 186.7 kB / 371 MB, free: 10.87 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.217/2.217, allocations: 205.4 MB / 0.6297 GB, free: 10.62 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001375/0.001375, allocations: 101.9 kB / 0.743 GB, free: 6.609 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.001024/0.001024, allocations: 11.03 kB / 0.8658 GB, free: 140.9 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2818/0.2829, allocations: 115.3 MB / 0.9784 GB, free: 28.34 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02396/0.3069, allocations: 16.53 MB / 0.9945 GB, free: 11.75 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01395/0.3209, allocations: 6.532 MB / 1.001 GB, free: 5.199 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00204/0.323, allocations: 43.88 kB / 1.001 GB, free: 5.156 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.0018/0.3249, allocations: 369.3 kB / 1.001 GB, free: 4.793 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.004537/0.3294, allocations: 1.148 MB / 1.002 GB, free: 3.641 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003567/0.3331, allocations: 0.7701 MB / 1.003 GB, free: 2.871 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.01001/0.3431, allocations: 6.489 MB / 1.01 GB, free: 12.37 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01893/0.3621, allocations: 7.458 MB / 1.017 GB, free: 4.855 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004615/0.3668, allocations: 1.705 MB / 1.018 GB, free: 3.145 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006587/0.3734, allocations: 2.61 MB / 1.021 GB, free: 0.5273 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001649/0.3751, allocations: 240 kB / 1.021 GB, free: 300 kB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003977/0.3792, allocations: 0.6869 MB / 1.022 GB, free: 15.6 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.004316/0.3835, allocations: 1.883 MB / 1.024 GB, free: 13.71 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.002055/0.3856, allocations: 0.6952 MB / 1.024 GB, free: 13.01 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.01104/0.3967, allocations: 6.44 MB / 1.031 GB, free: 6.559 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 7.424e-06/0.3968, allocations: 0 / 1.031 GB, free: 6.559 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 3.416e-06/0.3968, allocations: 0 / 1.031 GB, free: 6.559 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002347/0.3971, allocations: 3.938 kB / 1.031 GB, free: 6.555 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 0.01185/0.4089, allocations: 3.146 MB / 1.034 GB, free: 3.352 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 5.24e-05/0.409, allocations: 12.02 kB / 1.034 GB, free: 3.34 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02268/0.4317, allocations: 2.355 MB / 1.036 GB, free: 0.9766 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00738/0.4391, allocations: 2.131 MB / 1.038 GB, free: 14.8 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004287/0.4396, allocations: 271.1 kB / 1.038 GB, free: 14.53 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001831/0.4415, allocations: 348 kB / 1.039 GB, free: 14.19 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02703/0.4685, allocations: 7.1 MB / 1.046 GB, free: 6.988 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.000167/0.4687, allocations: 11.94 kB / 1.046 GB, free: 6.977 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001453/0.4702, allocations: 144 kB / 1.046 GB, free: 6.836 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008959/0.4711, allocations: 330.1 kB / 1.046 GB, free: 6.512 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02961/0.5008, allocations: 6.981 MB / 1.053 GB, free: 15.51 MB / 0.6823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.7095/1.21, allocations: 26.63 MB / 1.079 GB, free: 71.66 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01591/1.226, allocations: 4.975 MB / 1.084 GB, free: 68.93 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01164/1.238, allocations: 2.602 MB / 1.086 GB, free: 68.17 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0005275/1.239, allocations: 133.5 kB / 1.087 GB, free: 68.07 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.13e-05/1.239, allocations: 59.31 kB / 1.087 GB, free: 68.01 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 6.683e-06/1.239, allocations: 1.375 kB / 1.087 GB, free: 68.01 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 0.2106/1.449, allocations: 30.96 MB / 1.117 GB, free: 56.34 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001385/1.45, allocations: 238.4 kB / 1.117 GB, free: 56.09 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.004557/1.454, allocations: 1.444 MB / 1.118 GB, free: 55.31 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0009622/1.455, allocations: 69.3 kB / 1.119 GB, free: 55.24 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001656/1.457, allocations: 1.502 MB / 1.12 GB, free: 53.93 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.002049/1.459, allocations: 0.9258 MB / 1.121 GB, free: 53.13 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007075/1.46, allocations: 63.25 kB / 1.121 GB, free: 53.08 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0003923/1.46, allocations: 438.7 kB / 1.121 GB, free: 52.69 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01542/1.476, allocations: 2.644 MB / 1.124 GB, free: 51.32 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01713/1.493, allocations: 3.542 MB / 1.127 GB, free: 48.8 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01685/1.51, allocations: 3.09 MB / 1.13 GB, free: 46.57 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.754e-05/1.51, allocations: 8 kB / 1.13 GB, free: 46.56 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 0.0537/1.564, allocations: 11 MB / 1.141 GB, free: 35.46 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005154/1.564, allocations: 0.8614 MB / 1.142 GB, free: 34.22 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.657e-05/1.564, allocations: 28 kB / 1.142 GB, free: 34.2 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.03797/1.602, allocations: 5.88 MB / 1.148 GB, free: 28.3 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007793/1.61, allocations: 0.9828 MB / 1.149 GB, free: 27.31 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06363/1.674, allocations: 25.88 MB / 1.174 GB, free: 1.012 MB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007551/1.681, allocations: 0.5498 MB / 1.175 GB, free: 472 kB / 0.6823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009436/1.682, allocations: 155.9 kB / 1.175 GB, free: 316 kB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 1.675e-05/1.682, allocations: 7.953 kB / 1.175 GB, free: 308 kB / 0.6823 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 0.016/1.698, allocations: 3.098 MB / 1.178 GB, free: 13.18 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated