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 2.036/2.036, allocations: 287.5 MB / 302.6 MB, free: 8.312 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001793/0.001793, allocations: 175.5 kB / 371.2 MB, free: 10.86 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.821/1.821, allocations: 205.4 MB / 0.6298 GB, free: 10.6 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.000904/0.0009042, allocations: 91.47 kB / 0.7432 GB, free: 6.578 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004363/0.0004368, allocations: 11.28 kB / 0.8661 GB, free: 140.6 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2857/0.2862, allocations: 115.3 MB / 0.9787 GB, free: 28.18 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01614/0.3024, allocations: 16.54 MB / 0.9949 GB, free: 11.58 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01072/0.3132, allocations: 6.528 MB / 1.001 GB, free: 5.035 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002398/0.3157, allocations: 47.81 kB / 1.001 GB, free: 4.988 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001985/0.3177, allocations: 373.3 kB / 1.002 GB, free: 4.621 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.004482/0.3222, allocations: 1.148 MB / 1.003 GB, free: 3.469 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003098/0.3253, allocations: 0.7694 MB / 1.004 GB, free: 2.699 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.007964/0.3333, allocations: 6.516 MB / 1.01 GB, free: 12.17 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0139/0.3473, allocations: 8.243 MB / 1.018 GB, free: 3.84 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003804/0.3511, allocations: 1.705 MB / 1.02 GB, free: 2.129 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005002/0.3561, allocations: 2.617 MB / 1.022 GB, free: 15.5 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.001406/0.3575, allocations: 240 kB / 1.022 GB, free: 15.27 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003509/0.3611, allocations: 0.6829 MB / 1.023 GB, free: 14.59 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.004236/0.3653, allocations: 1.879 MB / 1.025 GB, free: 12.7 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.0025/0.3679, allocations: 0.6952 MB / 1.026 GB, free: 12 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.01055/0.3784, allocations: 6.448 MB / 1.032 GB, free: 5.535 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 6.812e-06/0.3785, allocations: 0 / 1.032 GB, free: 5.535 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 1.563e-06/0.3785, allocations: 0 / 1.032 GB, free: 5.535 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.00039/0.3789, allocations: 0 / 1.032 GB, free: 5.535 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 0.009824/0.3887, allocations: 3.089 MB / 1.035 GB, free: 2.387 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.905e-05/0.3888, allocations: 15.97 kB / 1.035 GB, free: 2.371 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01297/0.4018, allocations: 2.368 MB / 1.037 GB, free: 15.99 MB / 0.6667 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006321/0.4081, allocations: 2.147 MB / 1.039 GB, free: 13.8 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003185/0.4085, allocations: 267.5 kB / 1.04 GB, free: 13.54 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001833/0.4103, allocations: 355.8 kB / 1.04 GB, free: 13.2 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02023/0.4306, allocations: 7.1 MB / 1.047 GB, free: 5.992 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001551/0.4308, allocations: 3.938 kB / 1.047 GB, free: 5.988 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001456/0.4322, allocations: 148 kB / 1.047 GB, free: 5.844 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005797/0.4328, allocations: 342.1 kB / 1.047 GB, free: 5.508 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0201/0.4529, allocations: 6.973 MB / 1.054 GB, free: 14.52 MB / 0.6823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.5873/1.04, allocations: 26.64 MB / 1.08 GB, free: 70.92 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008674/1.049, allocations: 4.982 MB / 1.085 GB, free: 68.2 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00601/1.055, allocations: 2.602 MB / 1.088 GB, free: 67.44 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002102/1.055, allocations: 131.1 kB / 1.088 GB, free: 67.34 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.651e-05/1.055, allocations: 62.12 kB / 1.088 GB, free: 67.28 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 4.138e-06/1.055, allocations: 0 / 1.088 GB, free: 67.28 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 0.1039/1.159, allocations: 30.99 MB / 1.118 GB, free: 55.5 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.776e-05/1.159, allocations: 247.2 kB / 1.118 GB, free: 55.24 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002032/1.161, allocations: 1.436 MB / 1.12 GB, free: 54.47 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004314/1.162, allocations: 65.14 kB / 1.12 GB, free: 54.41 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006211/1.162, allocations: 1.494 MB / 1.121 GB, free: 53.1 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007521/1.163, allocations: 0.9302 MB / 1.122 GB, free: 52.3 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001932/1.163, allocations: 62.69 kB / 1.122 GB, free: 52.25 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001541/1.164, allocations: 445.4 kB / 1.123 GB, free: 51.84 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004925/1.168, allocations: 2.64 MB / 1.125 GB, free: 50.48 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005277/1.174, allocations: 3.545 MB / 1.129 GB, free: 47.96 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01016/1.184, allocations: 6.36 MB / 1.135 GB, free: 41.94 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.753e-05/1.184, allocations: 12 kB / 1.135 GB, free: 41.93 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 0.02417/1.208, allocations: 11 MB / 1.146 GB, free: 30.82 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004532/1.209, allocations: 0.872 MB / 1.146 GB, free: 29.58 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.167e-05/1.209, allocations: 30.11 kB / 1.146 GB, free: 29.55 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01909/1.228, allocations: 5.877 MB / 1.152 GB, free: 23.66 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004101/1.232, allocations: 0.9867 MB / 1.153 GB, free: 22.67 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03513/1.267, allocations: 25.87 MB / 1.178 GB, free: 12.38 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004499/1.272, allocations: 0.5498 MB / 1.179 GB, free: 11.83 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003867/1.272, allocations: 158.8 kB / 1.179 GB, free: 11.68 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 9.908e-06/1.272, allocations: 4 kB / 1.179 GB, free: 11.67 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 0.00663/1.279, allocations: 3.083 MB / 1.182 GB, free: 8.562 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated