Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo", uses=false)
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00103/0.00103, allocations: 99.05 kB / 16.02 MB, free: 80 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001076/0.001076, allocations: 181.4 kB / 16.92 MB, free: 6.777 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.434/1.434, allocations: 223.2 MB / 240.9 MB, free: 5.359 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.6899/0.6899, allocations: 115.5 MB / 407.6 MB, free: 2.73 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.000315/0.000315, allocations: 14.06 kB / 495.9 MB, free: 6.332 MB / 350.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1821/0.1825, allocations: 77.53 MB / 0.56 GB, free: 9.008 MB / 430.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01997/0.2025, allocations: 17.54 MB / 0.5771 GB, free: 7.406 MB / 446.1 MB
Notification: Performance of NFInst.instExpressions: time 0.011/0.2135, allocations: 6.786 MB / 0.5838 GB, free: 0.6016 MB / 446.1 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001507/0.215, allocations: 43.88 kB / 0.5838 GB, free: 0.5586 MB / 446.1 MB
Notification: Performance of NFTyping.typeComponents: time 0.0009868/0.216, allocations: 377.3 kB / 0.5842 GB, free: 192 kB / 446.1 MB
Notification: Performance of NFTyping.typeBindings: time 0.328/0.544, allocations: 1.341 MB / 0.5855 GB, free: 13.4 MB / 446.1 MB
Notification: Performance of NFTyping.typeClassSections: time 0.00284/0.5469, allocations: 0.99 MB / 0.5864 GB, free: 13.38 MB / 446.1 MB
Notification: Performance of NFFlatten.flatten: time 0.0122/0.5591, allocations: 8.509 MB / 0.5947 GB, free: 13.37 MB / 446.1 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.01239/0.5715, allocations: 8.34 MB / 0.6029 GB, free: 11.93 MB / 446.1 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.003912/0.5754, allocations: 1.663 MB / 0.6045 GB, free: 11.65 MB / 446.1 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.004507/0.58, allocations: 2.652 MB / 0.6071 GB, free: 10.93 MB / 446.1 MB
Notification: Performance of NFPackage.collectConstants: time 0.0006185/0.5806, allocations: 237.9 kB / 0.6073 GB, free: 10.93 MB / 446.1 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.002513/0.5831, allocations: 1.177 MB / 0.6085 GB, free: 10.69 MB / 446.1 MB
Notification: Performance of NFScalarize.scalarize: time 0.00246/0.5856, allocations: 1.883 MB / 0.6103 GB, free: 9.895 MB / 446.1 MB
Notification: Performance of NFVerifyModel.verify: time 0.002382/0.588, allocations: 1.811 MB / 0.6121 GB, free: 8.66 MB / 446.1 MB
Notification: Performance of NFConvertDAE.convert: time 0.00657/0.5946, allocations: 7.423 MB / 0.6193 GB, free: 3.523 MB / 446.1 MB
Notification: Performance of FrontEnd - DAE generated: time 6.152e-06/0.5946, allocations: 0 / 0.6193 GB, free: 3.523 MB / 446.1 MB
Notification: Performance of FrontEnd: time 2.325e-06/0.5946, allocations: 0 / 0.6193 GB, free: 3.523 MB / 446.1 MB
Notification: Performance of Transformations before backend: time 0.0001676/0.5948, allocations: 6.562 kB / 0.6193 GB, free: 3.52 MB / 446.1 MB
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 0.006882/0.6017, allocations: 3.107 MB / 0.6224 GB, free: 1.465 MB / 446.1 MB
Notification: Performance of prepare preOptimizeDAE: time 4.535e-05/0.6017, allocations: 9.969 kB / 0.6224 GB, free: 1.465 MB / 446.1 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01272/0.6145, allocations: 2.411 MB / 0.6247 GB, free: 15.46 MB / 462.1 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005165/0.6196, allocations: 2.173 MB / 0.6269 GB, free: 13.26 MB / 462.1 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002221/0.6199, allocations: 267.2 kB / 0.6271 GB, free: 13.01 MB / 462.1 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001245/0.6212, allocations: 349.1 kB / 0.6274 GB, free: 12.68 MB / 462.1 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01591/0.6371, allocations: 7.165 MB / 0.6344 GB, free: 5.445 MB / 462.1 MB
Notification: Performance of preOpt findStateOrder (simulation): time 7.653e-05/0.6372, allocations: 4 kB / 0.6344 GB, free: 5.441 MB / 462.1 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004621/0.6376, allocations: 148.4 kB / 0.6346 GB, free: 5.305 MB / 462.1 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004736/0.6381, allocations: 338.1 kB / 0.6349 GB, free: 4.973 MB / 462.1 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01711/0.6552, allocations: 7.055 MB / 0.6418 GB, free: 13.91 MB / 478.1 MB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03626/0.6915, allocations: 26.79 MB / 0.668 GB, free: 1.094 MB / 494.1 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.008735/0.7003, allocations: 4.989 MB / 0.6728 GB, free: 11.8 MB / 0.4981 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006179/0.7065, allocations: 2.589 MB / 0.6754 GB, free: 9.199 MB / 0.4981 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002751/0.7068, allocations: 128.1 kB / 0.6755 GB, free: 9.066 MB / 0.4981 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.94e-05/0.7069, allocations: 70.34 kB / 0.6756 GB, free: 8.988 MB / 0.4981 GB
Notification: Performance of pre-optimization done (n=208): time 5.961e-06/0.7069, allocations: 4 kB / 0.6756 GB, free: 8.984 MB / 0.4981 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.conv1.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.conv1.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 0.111/0.8179, allocations: 31.03 MB / 0.7059 GB, free: 9.902 MB / 0.5294 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001304/0.8181, allocations: 247.5 kB / 0.7061 GB, free: 9.613 MB / 0.5294 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002414/0.8205, allocations: 1.461 MB / 0.7075 GB, free: 8.145 MB / 0.5294 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004558/0.821, allocations: 73.69 kB / 0.7076 GB, free: 8.066 MB / 0.5294 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009887/0.822, allocations: 1.498 MB / 0.7091 GB, free: 6.559 MB / 0.5294 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001103/0.8231, allocations: 0.9205 MB / 0.71 GB, free: 5.645 MB / 0.5294 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006088/0.8237, allocations: 260.4 kB / 0.7102 GB, free: 5.383 MB / 0.5294 GB
Notification: Performance of setup shared object (initialization): time 0.0001021/0.8238, allocations: 301.1 kB / 0.7105 GB, free: 5.086 MB / 0.5294 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006384/0.8302, allocations: 2.676 MB / 0.7131 GB, free: 2.406 MB / 0.5294 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006945/0.8372, allocations: 3.571 MB / 0.7166 GB, free: 14.46 MB / 0.545 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01315/0.8504, allocations: 6.407 MB / 0.7228 GB, free: 7.664 MB / 0.545 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.089e-05/0.8504, allocations: 8 kB / 0.7229 GB, free: 7.656 MB / 0.545 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.conv1.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.conv1.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 0.03002/0.8804, allocations: 11.1 MB / 0.7337 GB, free: 12.45 MB / 0.5606 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006574/0.8811, allocations: 0.8671 MB / 0.7345 GB, free: 11.21 MB / 0.5606 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.014e-05/0.8812, allocations: 28 kB / 0.7346 GB, free: 11.18 MB / 0.5606 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02192/0.9031, allocations: 5.96 MB / 0.7404 GB, free: 5.207 MB / 0.5606 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004459/0.9076, allocations: 0.9906 MB / 0.7414 GB, free: 4.215 MB / 0.5606 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04333/0.951, allocations: 25.95 MB / 0.7667 GB, free: 9.852 MB / 0.5919 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004991/0.956, allocations: 0.5692 MB / 0.7673 GB, free: 9.281 MB / 0.5919 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007319/0.9568, allocations: 155.9 kB / 0.7674 GB, free: 9.129 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 1.017e-05/0.9568, allocations: 4 kB / 0.7674 GB, free: 9.125 MB / 0.5919 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 0.008055/0.9648, allocations: 3.11 MB / 0.7704 GB, free: 5.988 MB / 0.5919 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated