Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.337/1.337, allocations: 252 MB / 268 MB, free: 10.86 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009174/0.0009174, allocations: 168.4 kB / 327.6 MB, free: 2.086 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.715/1.715, allocations: 205.4 MB / 0.5786 GB, free: 20.09 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007954/0.0007955, allocations: 90.31 kB / 0.6832 GB, free: 12.73 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003517/0.0003521, allocations: 8.938 kB / 0.7976 GB, free: 134.8 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2356/0.236, allocations: 106.3 MB / 0.9015 GB, free: 63.29 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.0154/0.2514, allocations: 17.45 MB / 0.9185 GB, free: 45.77 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01055/0.262, allocations: 6.795 MB / 0.9252 GB, free: 38.96 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002131/0.2642, allocations: 43.88 kB / 0.9252 GB, free: 38.91 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.001453/0.2657, allocations: 381.3 kB / 0.9256 GB, free: 38.54 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003927/0.2696, allocations: 1.316 MB / 0.9269 GB, free: 37.22 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002937/0.2726, allocations: 1.001 MB / 0.9278 GB, free: 36.22 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.006976/0.2796, allocations: 8.472 MB / 0.9361 GB, free: 27.73 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01055/0.2902, allocations: 8.306 MB / 0.9442 GB, free: 19.32 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003156/0.2934, allocations: 1.709 MB / 0.9459 GB, free: 17.61 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004155/0.2975, allocations: 2.64 MB / 0.9485 GB, free: 14.96 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.001177/0.2987, allocations: 236 kB / 0.9487 GB, free: 14.73 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00304/0.3018, allocations: 1.158 MB / 0.9498 GB, free: 13.57 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.002699/0.3045, allocations: 1.887 MB / 0.9517 GB, free: 11.68 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.003853/0.3084, allocations: 1.782 MB / 0.9534 GB, free: 9.883 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.007086/0.3155, allocations: 6.437 MB / 0.9597 GB, free: 3.43 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 7.764e-06/0.3155, allocations: 0 / 0.9597 GB, free: 3.43 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 3.406e-06/0.3155, allocations: 3.938 kB / 0.9597 GB, free: 3.426 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0003112/0.3158, allocations: 4 kB / 0.9597 GB, free: 3.422 MB / 0.6042 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 0.008782/0.3246, allocations: 3.058 MB / 0.9627 GB, free: 312 kB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.338e-05/0.3247, allocations: 12.03 kB / 0.9627 GB, free: 300 kB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01327/0.338, allocations: 2.349 MB / 0.965 GB, free: 13.94 MB / 0.6198 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005749/0.3438, allocations: 2.147 MB / 0.9671 GB, free: 11.75 MB / 0.6198 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003068/0.3441, allocations: 263.4 kB / 0.9673 GB, free: 11.49 MB / 0.6198 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001631/0.3457, allocations: 351.8 kB / 0.9677 GB, free: 11.14 MB / 0.6198 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01862/0.3644, allocations: 7.095 MB / 0.9746 GB, free: 3.945 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001436/0.3646, allocations: 3.938 kB / 0.9746 GB, free: 3.941 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001243/0.3658, allocations: 151.9 kB / 0.9747 GB, free: 3.793 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005617/0.3664, allocations: 338 kB / 0.9751 GB, free: 3.461 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01763/0.384, allocations: 6.989 MB / 0.9819 GB, free: 12.45 MB / 0.6355 GB
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 0.04233/0.4264, allocations: 26.58 MB / 1.008 GB, free: 15.7 MB / 0.6667 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008851/0.4353, allocations: 4.996 MB / 1.013 GB, free: 10.4 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006084/0.4414, allocations: 2.592 MB / 1.015 GB, free: 7.785 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003127/0.4418, allocations: 131 kB / 1.015 GB, free: 7.641 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.267e-05/0.4419, allocations: 60.56 kB / 1.015 GB, free: 7.57 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 4.338e-06/0.4419, allocations: 0 / 1.015 GB, free: 7.57 MB / 0.6667 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 0.1105/0.5524, allocations: 30.98 MB / 1.046 GB, free: 8.496 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.00012/0.5525, allocations: 247.6 kB / 1.046 GB, free: 8.207 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00216/0.5547, allocations: 1.4 MB / 1.047 GB, free: 6.797 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005069/0.5552, allocations: 65.7 kB / 1.047 GB, free: 6.727 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001002/0.5562, allocations: 1.489 MB / 1.049 GB, free: 5.215 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009026/0.5571, allocations: 0.9126 MB / 1.05 GB, free: 4.289 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002361/0.5574, allocations: 64 kB / 1.05 GB, free: 4.227 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0002113/0.5576, allocations: 440.7 kB / 1.05 GB, free: 3.789 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005693/0.5633, allocations: 2.66 MB / 1.053 GB, free: 1.125 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.6352/1.199, allocations: 3.548 MB / 1.056 GB, free: 136.6 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.02312/1.222, allocations: 6.384 MB / 1.062 GB, free: 135.6 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.648e-05/1.222, allocations: 8.344 kB / 1.062 GB, free: 135.6 MB / 0.698 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 0.05924/1.281, allocations: 11.04 MB / 1.073 GB, free: 134.8 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0009092/1.282, allocations: 0.87 MB / 1.074 GB, free: 133.8 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.321e-05/1.282, allocations: 29.56 kB / 1.074 GB, free: 133.8 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04078/1.323, allocations: 5.895 MB / 1.08 GB, free: 133.1 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00811/1.331, allocations: 0.9868 MB / 1.081 GB, free: 133 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06726/1.398, allocations: 25.9 MB / 1.106 GB, free: 113 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007836/1.406, allocations: 0.5503 MB / 1.107 GB, free: 112.4 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007817/1.407, allocations: 152 kB / 1.107 GB, free: 112.3 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.742e-05/1.407, allocations: 10.19 kB / 1.107 GB, free: 112.3 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 0.009134/1.416, allocations: 3.103 MB / 1.11 GB, free: 109.2 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated