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 0.001107/0.001107, allocations: 92.86 kB / 15.7 MB, free: 472 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001549/0.001549, allocations: 173.5 kB / 16.58 MB, free: 5.961 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.461/1.461, allocations: 223.3 MB / 240.6 MB, free: 5.406 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.721/0.721, allocations: 115.5 MB / 407.2 MB, free: 2.809 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.0003338/0.0003339, allocations: 8 kB / 495.2 MB, free: 6.691 MB / 350.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1715/0.1719, allocations: 77.54 MB / 0.5594 GB, free: 9.363 MB / 430.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01919/0.1911, allocations: 16.55 MB / 0.5755 GB, free: 8.754 MB / 446.1 MB
Notification: Performance of NFInst.instExpressions: time 0.011/0.2022, allocations: 6.457 MB / 0.5818 GB, free: 2.281 MB / 446.1 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00147/0.2037, allocations: 47.81 kB / 0.5819 GB, free: 2.234 MB / 446.1 MB
Notification: Performance of NFTyping.typeComponents: time 0.0009538/0.2047, allocations: 373.3 kB / 0.5822 GB, free: 1.867 MB / 446.1 MB
Notification: Performance of NFTyping.typeBindings: time 0.002648/0.2073, allocations: 1.144 MB / 0.5833 GB, free: 0.7188 MB / 446.1 MB
Notification: Performance of NFTyping.typeClassSections: time 0.2953/0.5026, allocations: 0.7618 MB / 0.5841 GB, free: 13.09 MB / 446.1 MB
Notification: Performance of NFFlatten.flatten: time 0.008941/0.5116, allocations: 6.492 MB / 0.5904 GB, free: 13.08 MB / 446.1 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.01261/0.5242, allocations: 7.452 MB / 0.5977 GB, free: 11.96 MB / 446.1 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.003943/0.5282, allocations: 1.708 MB / 0.5994 GB, free: 11.89 MB / 446.1 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.005194/0.5334, allocations: 2.608 MB / 0.6019 GB, free: 11.57 MB / 446.1 MB
Notification: Performance of NFPackage.collectConstants: time 0.0008551/0.5343, allocations: 238.4 kB / 0.6022 GB, free: 11.57 MB / 446.1 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.002583/0.5369, allocations: 0.6911 MB / 0.6028 GB, free: 11.55 MB / 446.1 MB
Notification: Performance of NFScalarize.scalarize: time 0.00258/0.5395, allocations: 1.878 MB / 0.6047 GB, free: 11.43 MB / 446.1 MB
Notification: Performance of NFVerifyModel.verify: time 0.001374/0.5409, allocations: 0.6977 MB / 0.6053 GB, free: 11.29 MB / 446.1 MB
Notification: Performance of NFConvertDAE.convert: time 0.006284/0.5472, allocations: 6.449 MB / 0.6116 GB, free: 8.395 MB / 446.1 MB
Notification: Performance of FrontEnd - DAE generated: time 7.795e-06/0.5472, allocations: 1.312 kB / 0.6116 GB, free: 8.395 MB / 446.1 MB
Notification: Performance of FrontEnd: time 3.166e-06/0.5472, allocations: 0 / 0.6116 GB, free: 8.395 MB / 446.1 MB
Notification: Performance of Transformations before backend: time 0.0001797/0.5474, allocations: 6.297 kB / 0.6116 GB, free: 8.391 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 0.007875/0.5553, allocations: 3.14 MB / 0.6147 GB, free: 6.551 MB / 446.1 MB
Notification: Performance of prepare preOptimizeDAE: time 3.699e-05/0.5553, allocations: 12.19 kB / 0.6147 GB, free: 6.547 MB / 446.1 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0119/0.5672, allocations: 2.35 MB / 0.617 GB, free: 5.488 MB / 446.1 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005737/0.573, allocations: 2.136 MB / 0.6191 GB, free: 4.719 MB / 446.1 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.00019/0.5732, allocations: 270.1 kB / 0.6194 GB, free: 4.621 MB / 446.1 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001216/0.5744, allocations: 351 kB / 0.6197 GB, free: 4.516 MB / 446.1 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01445/0.5889, allocations: 7.092 MB / 0.6266 GB, free: 14.48 MB / 462.1 MB
Notification: Performance of preOpt findStateOrder (simulation): time 7.329e-05/0.589, allocations: 3.938 kB / 0.6266 GB, free: 14.47 MB / 462.1 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004695/0.5895, allocations: 150.5 kB / 0.6268 GB, free: 14.34 MB / 462.1 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004758/0.59, allocations: 334.1 kB / 0.6271 GB, free: 14.01 MB / 462.1 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0157/0.6057, allocations: 6.981 MB / 0.6339 GB, free: 7.016 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 0.03762/0.6433, allocations: 26.72 MB / 0.66 GB, free: 10.29 MB / 494.1 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.008552/0.6519, allocations: 4.982 MB / 0.6649 GB, free: 5.016 MB / 494.1 MB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005713/0.6577, allocations: 2.596 MB / 0.6674 GB, free: 2.406 MB / 494.1 MB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002801/0.658, allocations: 132.4 kB / 0.6675 GB, free: 2.266 MB / 494.1 MB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.516e-05/0.6581, allocations: 68.5 kB / 0.6676 GB, free: 2.191 MB / 494.1 MB
Notification: Performance of pre-optimization done (n=208): time 4.278e-06/0.6581, allocations: 0 / 0.6676 GB, free: 2.191 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 0.1036/0.7617, allocations: 30.97 MB / 0.6978 GB, free: 3.168 MB / 0.5137 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001403/0.7619, allocations: 243.5 kB / 0.6981 GB, free: 2.879 MB / 0.5137 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002563/0.7644, allocations: 1.43 MB / 0.6995 GB, free: 1.441 MB / 0.5137 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005969/0.765, allocations: 69.7 kB / 0.6995 GB, free: 1.367 MB / 0.5137 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001158/0.7662, allocations: 1.5 MB / 0.701 GB, free: 15.85 MB / 0.5294 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001382/0.7676, allocations: 0.9179 MB / 0.7019 GB, free: 14.94 MB / 0.5294 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000519/0.7681, allocations: 68 kB / 0.702 GB, free: 14.88 MB / 0.5294 GB
Notification: Performance of setup shared object (initialization): time 0.0002991/0.7684, allocations: 444.5 kB / 0.7024 GB, free: 14.44 MB / 0.5294 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006066/0.7745, allocations: 2.645 MB / 0.705 GB, free: 11.79 MB / 0.5294 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006646/0.7812, allocations: 3.535 MB / 0.7084 GB, free: 7.879 MB / 0.5294 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.00664/0.7878, allocations: 3.106 MB / 0.7114 GB, free: 4.754 MB / 0.5294 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.593e-05/0.7879, allocations: 8 kB / 0.7115 GB, free: 4.746 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 0.02911/0.817, allocations: 10.99 MB / 0.7222 GB, free: 9.645 MB / 0.545 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007658/0.8178, allocations: 0.859 MB / 0.723 GB, free: 8.41 MB / 0.545 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.454e-05/0.8179, allocations: 24 kB / 0.7231 GB, free: 8.387 MB / 0.545 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02066/0.8385, allocations: 5.887 MB / 0.7288 GB, free: 2.488 MB / 0.545 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004353/0.8429, allocations: 0.9796 MB / 0.7298 GB, free: 1.508 MB / 0.545 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04173/0.8847, allocations: 25.9 MB / 0.7551 GB, free: 7.195 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004344/0.8891, allocations: 0.554 MB / 0.7556 GB, free: 6.641 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000738/0.8899, allocations: 151.9 kB / 0.7557 GB, free: 6.492 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 1.883e-05/0.8899, allocations: 6.297 kB / 0.7557 GB, free: 6.488 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 0.007677/0.8976, allocations: 3.101 MB / 0.7588 GB, free: 3.363 MB / 0.5762 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated