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 0.001129/0.001129, allocations: 93.5 kB / 16.33 MB, free: 6.016 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001115/0.001115, allocations: 177.7 kB / 17.22 MB, free: 5.91 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.546/1.546, allocations: 223.2 MB / 241.2 MB, free: 5.438 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.7441/0.7441, allocations: 114.4 MB / 406.7 MB, free: 4.031 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.0003499/0.0003499, allocations: 8 kB / 494.5 MB, free: 8.027 MB / 350.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1963/0.1967, allocations: 77.27 MB / 0.5584 GB, free: 10.96 MB / 430.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02005/0.2168, allocations: 16.55 MB / 0.5745 GB, free: 10.35 MB / 446.1 MB
Notification: Performance of NFInst.instExpressions: time 0.01259/0.2295, allocations: 6.453 MB / 0.5808 GB, free: 3.883 MB / 446.1 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002018/0.2315, allocations: 43.88 kB / 0.5809 GB, free: 3.84 MB / 446.1 MB
Notification: Performance of NFTyping.typeComponents: time 0.001059/0.2326, allocations: 373.3 kB / 0.5812 GB, free: 3.473 MB / 446.1 MB
Notification: Performance of NFTyping.typeBindings: time 0.003396/0.236, allocations: 1.136 MB / 0.5823 GB, free: 2.332 MB / 446.1 MB
Notification: Performance of NFTyping.typeClassSections: time 0.002625/0.2386, allocations: 0.7711 MB / 0.5831 GB, free: 1.562 MB / 446.1 MB
Notification: Performance of NFFlatten.flatten: time 0.4006/0.6392, allocations: 6.49 MB / 0.5894 GB, free: 13.11 MB / 446.1 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.01442/0.6537, allocations: 7.459 MB / 0.5967 GB, free: 11.98 MB / 446.1 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.005438/0.6592, allocations: 1.704 MB / 0.5984 GB, free: 11.98 MB / 446.1 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.007323/0.6665, allocations: 2.606 MB / 0.6009 GB, free: 11.8 MB / 446.1 MB
Notification: Performance of NFPackage.collectConstants: time 0.001241/0.6678, allocations: 237.9 kB / 0.6011 GB, free: 11.8 MB / 446.1 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.003266/0.6711, allocations: 0.6876 MB / 0.6018 GB, free: 11.79 MB / 446.1 MB
Notification: Performance of NFScalarize.scalarize: time 0.003554/0.6746, allocations: 1.887 MB / 0.6037 GB, free: 11.67 MB / 446.1 MB
Notification: Performance of NFVerifyModel.verify: time 0.001965/0.6766, allocations: 0.6973 MB / 0.6043 GB, free: 11.52 MB / 446.1 MB
Notification: Performance of NFConvertDAE.convert: time 0.009123/0.6857, allocations: 6.447 MB / 0.6106 GB, free: 9.242 MB / 446.1 MB
Notification: Performance of FrontEnd - DAE generated: time 6.252e-06/0.6858, allocations: 0 / 0.6106 GB, free: 9.242 MB / 446.1 MB
Notification: Performance of FrontEnd: time 2.354e-06/0.6858, allocations: 3.938 kB / 0.6106 GB, free: 9.238 MB / 446.1 MB
Notification: Performance of Transformations before backend: time 0.0002776/0.6861, allocations: 1.125 kB / 0.6106 GB, free: 9.238 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 0.01068/0.6968, allocations: 3.14 MB / 0.6137 GB, free: 7.402 MB / 446.1 MB
Notification: Performance of prepare preOptimizeDAE: time 4.689e-05/0.6968, allocations: 10.67 kB / 0.6137 GB, free: 7.398 MB / 446.1 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01226/0.7091, allocations: 2.354 MB / 0.616 GB, free: 6.336 MB / 446.1 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006677/0.7158, allocations: 2.129 MB / 0.6181 GB, free: 5.57 MB / 446.1 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002578/0.7161, allocations: 276.1 kB / 0.6184 GB, free: 5.559 MB / 446.1 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001799/0.7179, allocations: 351.3 kB / 0.6187 GB, free: 5.555 MB / 446.1 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0178/0.7357, allocations: 7.104 MB / 0.6256 GB, free: 0.9062 MB / 446.1 MB
Notification: Performance of preOpt findStateOrder (simulation): time 8.096e-05/0.7358, allocations: 0 / 0.6256 GB, free: 0.9062 MB / 446.1 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005202/0.7364, allocations: 152.5 kB / 0.6258 GB, free: 0.7656 MB / 446.1 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000406/0.7368, allocations: 338 kB / 0.6261 GB, free: 444 kB / 446.1 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01917/0.756, allocations: 6.975 MB / 0.6329 GB, free: 9.449 MB / 462.1 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 0.04394/0.7999, allocations: 26.72 MB / 0.659 GB, free: 12.73 MB / 494.1 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.00815/0.8081, allocations: 4.979 MB / 0.6639 GB, free: 7.453 MB / 494.1 MB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005547/0.8137, allocations: 2.601 MB / 0.6664 GB, free: 4.836 MB / 494.1 MB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002742/0.814, allocations: 125.1 kB / 0.6665 GB, free: 4.699 MB / 494.1 MB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.388e-05/0.814, allocations: 68.48 kB / 0.6666 GB, free: 4.625 MB / 494.1 MB
Notification: Performance of pre-optimization done (n=208): time 3.897e-06/0.814, allocations: 4 kB / 0.6666 GB, free: 4.621 MB / 494.1 MB
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 0.09821/0.9123, allocations: 30.97 MB / 0.6968 GB, free: 5.602 MB / 0.5137 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001437/0.9124, allocations: 233.6 kB / 0.6971 GB, free: 5.324 MB / 0.5137 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002374/0.9148, allocations: 1.442 MB / 0.6985 GB, free: 3.875 MB / 0.5137 GB
Notification: Performance of collectPreVariables (initialization): time 0.000621/0.9155, allocations: 69.7 kB / 0.6985 GB, free: 3.801 MB / 0.5137 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009838/0.9165, allocations: 1.497 MB / 0.7 GB, free: 2.293 MB / 0.5137 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001544/0.918, allocations: 0.9165 MB / 0.7009 GB, free: 1.383 MB / 0.5137 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002577/0.9183, allocations: 64 kB / 0.7009 GB, free: 1.32 MB / 0.5137 GB
Notification: Performance of setup shared object (initialization): time 0.0003122/0.9186, allocations: 444.6 kB / 0.7014 GB, free: 0.8789 MB / 0.5137 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006063/0.9247, allocations: 2.652 MB / 0.704 GB, free: 14.23 MB / 0.5294 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006282/0.931, allocations: 3.535 MB / 0.7074 GB, free: 10.32 MB / 0.5294 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006084/0.9371, allocations: 3.097 MB / 0.7104 GB, free: 7.199 MB / 0.5294 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.712e-05/0.9371, allocations: 8 kB / 0.7104 GB, free: 7.191 MB / 0.5294 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 0.02593/0.9631, allocations: 10.99 MB / 0.7212 GB, free: 12.09 MB / 0.545 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000742/0.9638, allocations: 0.8637 MB / 0.722 GB, free: 10.85 MB / 0.545 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.051e-05/0.9639, allocations: 31.98 kB / 0.7221 GB, free: 10.82 MB / 0.545 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01955/0.9834, allocations: 5.879 MB / 0.7278 GB, free: 4.926 MB / 0.545 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004374/0.9878, allocations: 0.9867 MB / 0.7288 GB, free: 3.938 MB / 0.545 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0402/1.028, allocations: 25.9 MB / 0.7541 GB, free: 9.633 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004099/1.032, allocations: 0.5577 MB / 0.7546 GB, free: 9.074 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003898/1.033, allocations: 147.9 kB / 0.7547 GB, free: 8.93 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 7.885e-06/1.033, allocations: 7.938 kB / 0.7547 GB, free: 8.922 MB / 0.5762 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 0.006339/1.039, allocations: 3.087 MB / 0.7578 GB, free: 5.809 MB / 0.5762 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated