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 1.735/1.735, allocations: 288.4 MB / 303.7 MB, free: 8.035 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001313/0.001313, allocations: 181.6 kB / 372.3 MB, free: 10.1 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.744/1.744, allocations: 205.4 MB / 0.631 GB, free: 9.801 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001563/0.001563, allocations: 99.67 kB / 0.7444 GB, free: 5.699 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004513/0.0004513, allocations: 12.09 kB / 0.8675 GB, free: 141.8 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2508/0.2513, allocations: 115.3 MB / 0.9802 GB, free: 27.29 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01506/0.2664, allocations: 16.48 MB / 0.9963 GB, free: 10.75 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01022/0.2767, allocations: 6.473 MB / 1.003 GB, free: 4.266 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002161/0.2789, allocations: 43.88 kB / 1.003 GB, free: 4.223 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001548/0.2804, allocations: 369.4 kB / 1.003 GB, free: 3.859 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.00365/0.2841, allocations: 1.218 MB / 1.004 GB, free: 2.637 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003289/0.2874, allocations: 0.8218 MB / 1.005 GB, free: 1.816 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.008802/0.2963, allocations: 6.474 MB / 1.011 GB, free: 11.33 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01337/0.3097, allocations: 8.229 MB / 1.019 GB, free: 3.008 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003691/0.3134, allocations: 1.689 MB / 1.021 GB, free: 1.312 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00476/0.3182, allocations: 2.594 MB / 1.023 GB, free: 14.71 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.001239/0.3194, allocations: 240 kB / 1.024 GB, free: 14.47 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003291/0.3228, allocations: 1.146 MB / 1.025 GB, free: 13.32 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.003815/0.3266, allocations: 1.883 MB / 1.027 GB, free: 11.44 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.00422/0.3309, allocations: 1.709 MB / 1.028 GB, free: 9.715 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.008069/0.3389, allocations: 6.44 MB / 1.035 GB, free: 3.262 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 7.133e-06/0.339, allocations: 0 / 1.035 GB, free: 3.262 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 1.893e-06/0.339, allocations: 0 / 1.035 GB, free: 3.262 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002063/0.3392, allocations: 0 / 1.035 GB, free: 3.262 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 0.008106/0.3473, allocations: 3.074 MB / 1.038 GB, free: 132 kB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.854e-05/0.3474, allocations: 8.031 kB / 1.038 GB, free: 124 kB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01679/0.3642, allocations: 2.353 MB / 1.04 GB, free: 13.76 MB / 0.6667 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007223/0.3715, allocations: 2.151 MB / 1.042 GB, free: 11.56 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004026/0.3719, allocations: 271.4 kB / 1.042 GB, free: 11.3 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001926/0.3739, allocations: 347.9 kB / 1.043 GB, free: 10.96 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02436/0.3983, allocations: 7.06 MB / 1.05 GB, free: 3.793 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001295/0.3985, allocations: 11.92 kB / 1.05 GB, free: 3.781 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000969/0.3994, allocations: 148 kB / 1.05 GB, free: 3.637 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007479/0.4002, allocations: 334 kB / 1.05 GB, free: 3.309 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02766/0.4279, allocations: 6.961 MB / 1.057 GB, free: 12.33 MB / 0.6823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.5443/0.9723, allocations: 26.57 MB / 1.083 GB, free: 69.19 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009919/0.9823, allocations: 4.982 MB / 1.088 GB, free: 66.45 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00666/0.989, allocations: 2.593 MB / 1.09 GB, free: 65.7 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002944/0.9893, allocations: 129.9 kB / 1.09 GB, free: 65.6 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.683e-05/0.9893, allocations: 66.7 kB / 1.09 GB, free: 65.53 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 4.067e-06/0.9894, allocations: 1.344 kB / 1.09 GB, free: 65.53 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 0.1032/1.093, allocations: 30.94 MB / 1.121 GB, free: 52.95 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.372e-05/1.093, allocations: 242 kB / 1.121 GB, free: 52.7 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001919/1.095, allocations: 1.398 MB / 1.122 GB, free: 51.93 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005245/1.095, allocations: 68.27 kB / 1.122 GB, free: 51.87 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006698/1.096, allocations: 1.476 MB / 1.124 GB, free: 50.57 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008055/1.097, allocations: 0.9237 MB / 1.125 GB, free: 49.78 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001994/1.097, allocations: 59.44 kB / 1.125 GB, free: 49.73 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001528/1.097, allocations: 442.7 kB / 1.125 GB, free: 49.33 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005218/1.102, allocations: 2.644 MB / 1.128 GB, free: 47.96 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00552/1.108, allocations: 3.541 MB / 1.131 GB, free: 45.45 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01074/1.119, allocations: 6.368 MB / 1.137 GB, free: 39.26 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.645e-05/1.119, allocations: 8 kB / 1.137 GB, free: 39.25 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 0.02493/1.144, allocations: 11 MB / 1.148 GB, free: 28.15 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004022/1.144, allocations: 0.8589 MB / 1.149 GB, free: 26.91 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.812e-05/1.144, allocations: 31.94 kB / 1.149 GB, free: 26.88 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01944/1.163, allocations: 5.873 MB / 1.155 GB, free: 20.99 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004351/1.168, allocations: 0.9867 MB / 1.156 GB, free: 20 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03577/1.204, allocations: 25.87 MB / 1.181 GB, free: 9.727 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004378/1.208, allocations: 0.5496 MB / 1.181 GB, free: 9.176 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004685/1.209, allocations: 155.9 kB / 1.182 GB, free: 9.023 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.281e-05/1.209, allocations: 7.938 kB / 1.182 GB, free: 9.016 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 0.006911/1.216, allocations: 3.08 MB / 1.185 GB, free: 5.91 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated