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.BalancedStepUp.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.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.411/1.411, allocations: 251.5 MB / 267.4 MB, free: 11.03 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001011/0.001011, allocations: 181.6 kB / 326.5 MB, free: 2.664 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.616/1.616, allocations: 205 MB / 0.5766 GB, free: 20.93 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007192/0.0007192, allocations: 88.7 kB / 0.6804 GB, free: 14.69 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0002952/0.0002952, allocations: 15.34 kB / 0.7938 GB, free: 136.6 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1746/0.1749, allocations: 105.4 MB / 0.8968 GB, free: 68.12 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01404/0.189, allocations: 17.7 MB / 0.9141 GB, free: 50.35 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.008641/0.1977, allocations: 6.892 MB / 0.9208 GB, free: 43.43 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001739/0.1994, allocations: 47.88 kB / 0.9208 GB, free: 43.39 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.003133/0.2026, allocations: 1.336 MB / 0.9221 GB, free: 42.05 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003003/0.2056, allocations: 1.324 MB / 0.9234 GB, free: 40.72 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002413/0.208, allocations: 1.161 MB / 0.9246 GB, free: 39.56 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.005329/0.2134, allocations: 8.483 MB / 0.9329 GB, free: 31.06 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008152/0.2216, allocations: 7.854 MB / 0.9405 GB, free: 23.1 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00274/0.2243, allocations: 1.709 MB / 0.9422 GB, free: 21.38 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003143/0.2275, allocations: 2.644 MB / 0.9448 GB, free: 18.73 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005243/0.228, allocations: 236 kB / 0.945 GB, free: 18.5 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002041/0.2301, allocations: 1.178 MB / 0.9462 GB, free: 17.32 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001323/0.2314, allocations: 1.887 MB / 0.948 GB, free: 15.43 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001343/0.2328, allocations: 1.757 MB / 0.9497 GB, free: 13.66 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.004527/0.2373, allocations: 7.391 MB / 0.9569 GB, free: 6.25 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 4.809e-06/0.2373, allocations: 0 / 0.9569 GB, free: 6.25 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.124e-06/0.2373, allocations: 3.938 kB / 0.9569 GB, free: 6.246 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0001488/0.2375, allocations: 0 / 0.9569 GB, free: 6.246 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 0.005175/0.2427, allocations: 3.07 MB / 0.9599 GB, free: 3.117 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 3.954e-05/0.2427, allocations: 8.031 kB / 0.9599 GB, free: 3.109 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01073/0.2535, allocations: 2.349 MB / 0.9622 GB, free: 0.7539 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00402/0.2575, allocations: 2.147 MB / 0.9643 GB, free: 14.56 MB / 0.6198 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001771/0.2577, allocations: 271.4 kB / 0.9646 GB, free: 14.29 MB / 0.6198 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.000613/0.2583, allocations: 351.9 kB / 0.9649 GB, free: 13.95 MB / 0.6198 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01357/0.2719, allocations: 7.087 MB / 0.9718 GB, free: 6.758 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.845e-05/0.272, allocations: 8 kB / 0.9719 GB, free: 6.75 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004033/0.2724, allocations: 148 kB / 0.972 GB, free: 6.605 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004208/0.2729, allocations: 334 kB / 0.9723 GB, free: 6.277 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01441/0.2873, allocations: 6.989 MB / 0.9791 GB, free: 15.27 MB / 0.6355 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03094/0.3183, allocations: 26.58 MB / 1.005 GB, free: 2.516 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007805/0.3261, allocations: 5.004 MB / 1.01 GB, free: 13.21 MB / 0.6667 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005502/0.3316, allocations: 2.592 MB / 1.013 GB, free: 10.6 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002459/0.3319, allocations: 127 kB / 1.013 GB, free: 10.46 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.568e-05/0.332, allocations: 68.48 kB / 1.013 GB, free: 10.38 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 4.057e-06/0.332, allocations: 0 / 1.013 GB, free: 10.38 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.conv2.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.conv2.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 0.1014/0.4334, allocations: 30.97 MB / 1.043 GB, free: 11.32 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001268/0.4336, allocations: 239.6 kB / 1.043 GB, free: 11.04 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001907/0.4355, allocations: 1.4 MB / 1.045 GB, free: 9.633 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004393/0.4359, allocations: 65.7 kB / 1.045 GB, free: 9.562 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009218/0.4369, allocations: 1.489 MB / 1.046 GB, free: 8.055 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001016/0.4379, allocations: 0.9165 MB / 1.047 GB, free: 7.125 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004244/0.4383, allocations: 260.4 kB / 1.047 GB, free: 6.863 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0001042/0.4384, allocations: 313.1 kB / 1.047 GB, free: 6.555 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005759/0.4442, allocations: 2.656 MB / 1.05 GB, free: 3.895 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.3569/0.8011, allocations: 3.545 MB / 1.054 GB, free: 140.9 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01228/0.8135, allocations: 6.383 MB / 1.06 GB, free: 139.9 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.976e-05/0.8135, allocations: 7.812 kB / 1.06 GB, free: 139.9 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.conv2.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.conv2.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 0.02967/0.8432, allocations: 11.02 MB / 1.071 GB, free: 138.3 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005643/0.8438, allocations: 0.8683 MB / 1.071 GB, free: 137.1 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.847e-05/0.8438, allocations: 29.84 kB / 1.071 GB, free: 137.1 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02061/0.8644, allocations: 5.904 MB / 1.077 GB, free: 136.4 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003977/0.8685, allocations: 0.9873 MB / 1.078 GB, free: 136.3 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03386/0.9024, allocations: 25.9 MB / 1.103 GB, free: 116.7 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003893/0.9063, allocations: 0.5536 MB / 1.104 GB, free: 116.2 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002923/0.9066, allocations: 151.9 kB / 1.104 GB, free: 116 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.019e-05/0.9066, allocations: 4 kB / 1.104 GB, free: 116 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 0.005656/0.9123, allocations: 3.103 MB / 1.107 GB, free: 112.9 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated