Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.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 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false)
Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/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 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(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.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 0.0008531/0.0008534, allocations: 99.52 kB / 15.71 MB, free: 452 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001007/0.001007, allocations: 175.7 kB / 16.58 MB, free: 6.422 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.733/1.733, allocations: 205.4 MB / 222.8 MB, free: 5.641 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.865/1.865, allocations: 292.7 MB / 0.5505 GB, free: 14.57 MB / 462.1 MB
Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.0005326/0.0005326, allocations: 11.44 kB / 0.6744 GB, free: 26.13 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3048/0.3053, allocations: 116.3 MB / 0.788 GB, free: 11.94 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02198/0.3274, allocations: 16.56 MB / 0.8041 GB, free: 11.33 MB / 0.6231 GB
Notification: Performance of NFInst.instExpressions: time 0.01346/0.3409, allocations: 6.501 MB / 0.8105 GB, free: 4.809 MB / 0.6231 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002272/0.3432, allocations: 43.88 kB / 0.8105 GB, free: 4.766 MB / 0.6231 GB
Notification: Performance of NFTyping.typeComponents: time 0.001688/0.345, allocations: 369.3 kB / 0.8109 GB, free: 4.402 MB / 0.6231 GB
Notification: Performance of NFTyping.typeBindings: time 0.004393/0.3494, allocations: 1.136 MB / 0.812 GB, free: 3.262 MB / 0.6231 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003366/0.3528, allocations: 0.7835 MB / 0.8127 GB, free: 2.477 MB / 0.6231 GB
Notification: Performance of NFFlatten.flatten: time 0.009218/0.362, allocations: 6.489 MB / 0.8191 GB, free: 11.97 MB / 0.6387 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01563/0.3777, allocations: 7.461 MB / 0.8264 GB, free: 4.449 MB / 0.6387 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00458/0.3823, allocations: 1.701 MB / 0.828 GB, free: 2.742 MB / 0.6387 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00583/0.3882, allocations: 2.606 MB / 0.8306 GB, free: 132 kB / 0.6387 GB
Notification: Performance of NFPackage.collectConstants: time 0.001592/0.3898, allocations: 236 kB / 0.8308 GB, free: 15.89 MB / 0.6544 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003465/0.3933, allocations: 0.6828 MB / 0.8315 GB, free: 15.21 MB / 0.6544 GB
Notification: Performance of NFScalarize.scalarize: time 0.004536/0.3979, allocations: 1.887 MB / 0.8333 GB, free: 13.32 MB / 0.6544 GB
Notification: Performance of NFVerifyModel.verify: time 0.002724/0.4006, allocations: 0.703 MB / 0.834 GB, free: 12.61 MB / 0.6544 GB
Notification: Performance of NFConvertDAE.convert: time 0.01144/0.4121, allocations: 6.448 MB / 0.8403 GB, free: 6.148 MB / 0.6544 GB
Notification: Performance of FrontEnd - DAE generated: time 9.127e-06/0.4122, allocations: 0 / 0.8403 GB, free: 6.148 MB / 0.6544 GB
Notification: Performance of FrontEnd: time 3.166e-06/0.4122, allocations: 0 / 0.8403 GB, free: 6.148 MB / 0.6544 GB
Notification: Performance of Transformations before backend: time 0.0004282/0.4126, allocations: 0 / 0.8403 GB, free: 6.148 MB / 0.6544 GB
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 0.01152/0.4242, allocations: 3.144 MB / 0.8434 GB, free: 2.945 MB / 0.6544 GB
Notification: Performance of prepare preOptimizeDAE: time 5.122e-05/0.4242, allocations: 8.031 kB / 0.8434 GB, free: 2.938 MB / 0.6544 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01251/0.4367, allocations: 2.359 MB / 0.8457 GB, free: 0.5703 MB / 0.6544 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005938/0.4427, allocations: 2.127 MB / 0.8478 GB, free: 14.39 MB / 0.67 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003461/0.4431, allocations: 271.1 kB / 0.848 GB, free: 14.13 MB / 0.67 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0019/0.445, allocations: 347.9 kB / 0.8483 GB, free: 13.79 MB / 0.67 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02358/0.4686, allocations: 7.093 MB / 0.8553 GB, free: 6.594 MB / 0.67 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0002627/0.4689, allocations: 7.938 kB / 0.8553 GB, free: 6.586 MB / 0.67 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001956/0.4709, allocations: 152 kB / 0.8554 GB, free: 6.438 MB / 0.67 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006442/0.4716, allocations: 334.1 kB / 0.8557 GB, free: 6.109 MB / 0.67 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02009/0.4917, allocations: 6.973 MB / 0.8626 GB, free: 15.12 MB / 0.6856 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 0.04945/0.5412, allocations: 26.72 MB / 0.8886 GB, free: 2.227 MB / 0.7012 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009336/0.5505, allocations: 4.983 MB / 0.8935 GB, free: 12.93 MB / 0.7169 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006347/0.5569, allocations: 2.604 MB / 0.8961 GB, free: 10.31 MB / 0.7169 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004057/0.5574, allocations: 127 kB / 0.8962 GB, free: 10.17 MB / 0.7169 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 9.816e-05/0.5575, allocations: 56.5 kB / 0.8962 GB, free: 10.11 MB / 0.7169 GB
Notification: Performance of pre-optimization done (n=208): time 5.29e-06/0.5575, allocations: 4 kB / 0.8962 GB, free: 10.1 MB / 0.7169 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 0.7203/1.278, allocations: 30.97 MB / 0.9265 GB, free: 123.7 MB / 0.7325 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001476/1.278, allocations: 235.3 kB / 0.9267 GB, free: 123.4 MB / 0.7325 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003052/1.281, allocations: 1.435 MB / 0.9281 GB, free: 123.3 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006471/1.282, allocations: 65.92 kB / 0.9282 GB, free: 123.2 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001414/1.283, allocations: 1.505 MB / 0.9296 GB, free: 122.8 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001112/1.284, allocations: 0.9194 MB / 0.9305 GB, free: 122.2 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002312/1.285, allocations: 63.34 kB / 0.9306 GB, free: 122.2 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 0.0002325/1.285, allocations: 440 kB / 0.931 GB, free: 121.9 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0058/1.291, allocations: 2.642 MB / 0.9336 GB, free: 121.1 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007635/1.298, allocations: 3.544 MB / 0.9371 GB, free: 119.2 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.009218/1.308, allocations: 3.093 MB / 0.9401 GB, free: 118.1 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.475e-05/1.308, allocations: 11.52 kB / 0.9401 GB, free: 118.1 MB / 0.7325 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 0.03375/1.341, allocations: 10.99 MB / 0.9508 GB, free: 114.2 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000726/1.342, allocations: 0.865 MB / 0.9517 GB, free: 113 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.235e-05/1.342, allocations: 25.72 kB / 0.9517 GB, free: 113 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02088/1.363, allocations: 5.888 MB / 0.9574 GB, free: 110.3 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004558/1.368, allocations: 0.984 MB / 0.9584 GB, free: 110 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03641/1.404, allocations: 25.88 MB / 0.9837 GB, free: 90.38 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004313/1.409, allocations: 0.5613 MB / 0.9842 GB, free: 89.82 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000423/1.409, allocations: 162 kB / 0.9844 GB, free: 89.66 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 8.987e-06/1.409, allocations: 4 kB / 0.9844 GB, free: 89.66 MB / 0.7325 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 0.00595/1.415, allocations: 3.079 MB / 0.9874 GB, free: 86.55 MB / 0.7325 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated