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: "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009442/0.0009443, allocations: 99.12 kB / 16.02 MB, free: 76 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001017/0.001017, allocations: 179.1 kB / 16.92 MB, free: 6.918 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.271/1.271, allocations: 223.3 MB / 241 MB, free: 5.262 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.6223/0.6223, allocations: 115.5 MB / 407.6 MB, free: 2.695 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.0002893/0.0002893, allocations: 8 kB / 496 MB, free: 6.203 MB / 350.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1314/0.1317, allocations: 77.54 MB / 0.5601 GB, free: 8.871 MB / 430.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01767/0.1494, allocations: 17.52 MB / 0.5772 GB, free: 7.281 MB / 446.1 MB
Notification: Performance of NFInst.instExpressions: time 0.01018/0.1596, allocations: 6.786 MB / 0.5838 GB, free: 488 kB / 446.1 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001367/0.161, allocations: 43.88 kB / 0.5839 GB, free: 444 kB / 446.1 MB
Notification: Performance of NFTyping.typeComponents: time 0.001159/0.1622, allocations: 377.3 kB / 0.5842 GB, free: 64 kB / 446.1 MB
Notification: Performance of NFTyping.typeBindings: time 0.2389/0.401, allocations: 1.325 MB / 0.5855 GB, free: 13.41 MB / 446.1 MB
Notification: Performance of NFTyping.typeClassSections: time 0.00259/0.4037, allocations: 0.9971 MB / 0.5865 GB, free: 13.38 MB / 446.1 MB
Notification: Performance of NFFlatten.flatten: time 0.009041/0.4127, allocations: 8.51 MB / 0.5948 GB, free: 13.38 MB / 446.1 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.0106/0.4233, allocations: 8.348 MB / 0.603 GB, free: 11.93 MB / 446.1 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.002799/0.4261, allocations: 1.661 MB / 0.6046 GB, free: 11.59 MB / 446.1 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.002922/0.4291, allocations: 2.652 MB / 0.6072 GB, free: 10.87 MB / 446.1 MB
Notification: Performance of NFPackage.collectConstants: time 0.0003794/0.4295, allocations: 238.8 kB / 0.6074 GB, free: 10.87 MB / 446.1 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.001905/0.4314, allocations: 1.172 MB / 0.6085 GB, free: 10.63 MB / 446.1 MB
Notification: Performance of NFScalarize.scalarize: time 0.001404/0.4328, allocations: 1.893 MB / 0.6104 GB, free: 9.812 MB / 446.1 MB
Notification: Performance of NFVerifyModel.verify: time 0.001304/0.4341, allocations: 1.8 MB / 0.6121 GB, free: 8.586 MB / 446.1 MB
Notification: Performance of NFConvertDAE.convert: time 0.004179/0.4383, allocations: 7.428 MB / 0.6194 GB, free: 3.441 MB / 446.1 MB
Notification: Performance of FrontEnd - DAE generated: time 3.456e-06/0.4383, allocations: 0 / 0.6194 GB, free: 3.441 MB / 446.1 MB
Notification: Performance of FrontEnd: time 1.523e-06/0.4383, allocations: 0 / 0.6194 GB, free: 3.441 MB / 446.1 MB
Notification: Performance of Transformations before backend: time 5.397e-05/0.4384, allocations: 0 / 0.6194 GB, free: 3.441 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 0.004559/0.4429, allocations: 3.1 MB / 0.6224 GB, free: 1.395 MB / 446.1 MB
Notification: Performance of prepare preOptimizeDAE: time 3.409e-05/0.443, allocations: 9.094 kB / 0.6224 GB, free: 1.395 MB / 446.1 MB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0005505/0.4435, allocations: 0.5517 MB / 0.623 GB, free: 1.012 MB / 446.1 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01129/0.4548, allocations: 2.357 MB / 0.6253 GB, free: 14.88 MB / 462.1 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003158/0.458, allocations: 2.161 MB / 0.6274 GB, free: 12.7 MB / 462.1 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001683/0.4582, allocations: 269 kB / 0.6276 GB, free: 12.44 MB / 462.1 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005767/0.4588, allocations: 351.2 kB / 0.628 GB, free: 12.11 MB / 462.1 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01149/0.4702, allocations: 7.125 MB / 0.6349 GB, free: 4.914 MB / 462.1 MB
Notification: Performance of preOpt findStateOrder (simulation): time 6.557e-05/0.4703, allocations: 7.984 kB / 0.6349 GB, free: 4.906 MB / 462.1 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004062/0.4707, allocations: 152.4 kB / 0.6351 GB, free: 4.766 MB / 462.1 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004124/0.4712, allocations: 338 kB / 0.6354 GB, free: 4.434 MB / 462.1 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01338/0.4845, allocations: 7.005 MB / 0.6423 GB, free: 13.42 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 0.02527/0.5098, allocations: 26.72 MB / 0.6684 GB, free: 0.6719 MB / 494.1 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.00746/0.5173, allocations: 5 MB / 0.6732 GB, free: 11.37 MB / 0.4981 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005386/0.5227, allocations: 2.592 MB / 0.6758 GB, free: 8.762 MB / 0.4981 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001835/0.5229, allocations: 127.5 kB / 0.6759 GB, free: 8.629 MB / 0.4981 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.571e-05/0.5229, allocations: 56.5 kB / 0.6759 GB, free: 8.562 MB / 0.4981 GB
Notification: Performance of pre-optimization done (n=208): time 4.719e-06/0.5229, allocations: 7.984 kB / 0.6759 GB, free: 8.555 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 0.09897/0.6219, allocations: 31.04 MB / 0.7063 GB, free: 9.469 MB / 0.5294 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.484e-05/0.622, allocations: 235.6 kB / 0.7065 GB, free: 9.191 MB / 0.5294 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001704/0.6237, allocations: 1.438 MB / 0.7079 GB, free: 7.746 MB / 0.5294 GB
Notification: Performance of collectPreVariables (initialization): time 0.0002142/0.624, allocations: 77.69 kB / 0.708 GB, free: 7.664 MB / 0.5294 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008143/0.6248, allocations: 1.495 MB / 0.7094 GB, free: 6.156 MB / 0.5294 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007225/0.6255, allocations: 0.9207 MB / 0.7103 GB, free: 5.246 MB / 0.5294 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004067/0.6259, allocations: 260.4 kB / 0.7106 GB, free: 4.984 MB / 0.5294 GB
Notification: Performance of setup shared object (initialization): time 7.899e-05/0.626, allocations: 305.1 kB / 0.7109 GB, free: 4.684 MB / 0.5294 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005529/0.6315, allocations: 2.664 MB / 0.7135 GB, free: 2.016 MB / 0.5294 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006002/0.6376, allocations: 3.546 MB / 0.7169 GB, free: 14.09 MB / 0.545 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01151/0.6491, allocations: 6.387 MB / 0.7232 GB, free: 7.316 MB / 0.545 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.257e-05/0.6491, allocations: 11.94 kB / 0.7232 GB, free: 7.305 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 0.02689/0.676, allocations: 11.06 MB / 0.734 GB, free: 12.13 MB / 0.5606 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005461/0.6766, allocations: 0.8611 MB / 0.7348 GB, free: 10.9 MB / 0.5606 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.826e-05/0.6766, allocations: 31.94 kB / 0.7348 GB, free: 10.87 MB / 0.5606 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02104/0.6977, allocations: 5.882 MB / 0.7406 GB, free: 4.973 MB / 0.5606 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004128/0.7018, allocations: 0.9828 MB / 0.7415 GB, free: 3.988 MB / 0.5606 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03854/0.7404, allocations: 25.92 MB / 0.7669 GB, free: 9.656 MB / 0.5919 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00414/0.7446, allocations: 0.5614 MB / 0.7674 GB, free: 9.098 MB / 0.5919 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004898/0.7451, allocations: 155.9 kB / 0.7676 GB, free: 8.945 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 7.815e-06/0.7451, allocations: 7.938 kB / 0.7676 GB, free: 8.938 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 0.006714/0.7518, allocations: 3.103 MB / 0.7706 GB, free: 5.809 MB / 0.5919 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated