Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_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_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009948/0.0009947, allocations: 92.16 kB / 16.02 MB, free: 80 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001421/0.001421, allocations: 182.8 kB / 16.92 MB, free: 6.922 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.947/1.947, allocations: 205.4 MB / 223.1 MB, free: 5.504 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 1.929/1.929, allocations: 292.7 MB / 0.5509 GB, free: 14.45 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 0.0005779/0.0005779, allocations: 19.34 kB / 0.675 GB, free: 25.71 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3311/0.3317, allocations: 116.3 MB / 0.7886 GB, free: 11.53 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02243/0.3541, allocations: 17.45 MB / 0.8056 GB, free: 10.02 MB / 0.6231 GB
Notification: Performance of NFInst.instExpressions: time 0.01313/0.3674, allocations: 6.81 MB / 0.8123 GB, free: 3.184 MB / 0.6231 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00211/0.3695, allocations: 43.88 kB / 0.8123 GB, free: 3.141 MB / 0.6231 GB
Notification: Performance of NFTyping.typeComponents: time 0.001123/0.3707, allocations: 377.3 kB / 0.8127 GB, free: 2.77 MB / 0.6231 GB
Notification: Performance of NFTyping.typeBindings: time 0.003692/0.3744, allocations: 1.328 MB / 0.814 GB, free: 1.438 MB / 0.6231 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002982/0.3774, allocations: 0.9906 MB / 0.8149 GB, free: 456 kB / 0.6231 GB
Notification: Performance of NFFlatten.flatten: time 0.01069/0.3881, allocations: 8.487 MB / 0.8232 GB, free: 7.941 MB / 0.6387 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01306/0.4012, allocations: 8.314 MB / 0.8313 GB, free: 15.54 MB / 0.6544 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003978/0.4052, allocations: 1.642 MB / 0.8329 GB, free: 13.89 MB / 0.6544 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005163/0.4104, allocations: 2.656 MB / 0.8355 GB, free: 11.22 MB / 0.6544 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006245/0.411, allocations: 240 kB / 0.8358 GB, free: 10.99 MB / 0.6544 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002846/0.4139, allocations: 1.162 MB / 0.8369 GB, free: 9.824 MB / 0.6544 GB
Notification: Performance of NFScalarize.scalarize: time 0.002254/0.4161, allocations: 1.883 MB / 0.8387 GB, free: 7.938 MB / 0.6544 GB
Notification: Performance of NFVerifyModel.verify: time 0.002255/0.4184, allocations: 1.786 MB / 0.8405 GB, free: 6.137 MB / 0.6544 GB
Notification: Performance of NFConvertDAE.convert: time 0.00766/0.4261, allocations: 6.433 MB / 0.8468 GB, free: 15.69 MB / 0.67 GB
Notification: Performance of FrontEnd - DAE generated: time 6.342e-06/0.4261, allocations: 4 kB / 0.8468 GB, free: 15.68 MB / 0.67 GB
Notification: Performance of FrontEnd: time 3.407e-06/0.4261, allocations: 4 kB / 0.8468 GB, free: 15.68 MB / 0.67 GB
Notification: Performance of Transformations before backend: time 0.0002096/0.4263, allocations: 0 / 0.8468 GB, free: 15.68 MB / 0.67 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 0.008731/0.4351, allocations: 3.07 MB / 0.8498 GB, free: 12.55 MB / 0.67 GB
Notification: Performance of prepare preOptimizeDAE: time 7.665e-05/0.4352, allocations: 8.031 kB / 0.8498 GB, free: 12.54 MB / 0.67 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01302/0.4482, allocations: 2.341 MB / 0.8521 GB, free: 10.2 MB / 0.67 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00617/0.4544, allocations: 2.151 MB / 0.8542 GB, free: 8 MB / 0.67 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003186/0.4548, allocations: 267.4 kB / 0.8544 GB, free: 7.738 MB / 0.67 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001722/0.4565, allocations: 351.9 kB / 0.8547 GB, free: 7.395 MB / 0.67 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02049/0.477, allocations: 7.091 MB / 0.8617 GB, free: 208 kB / 0.67 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.473e-05/0.4772, allocations: 4 kB / 0.8617 GB, free: 204 kB / 0.67 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005079/0.4777, allocations: 144 kB / 0.8618 GB, free: 60 kB / 0.67 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006388/0.4783, allocations: 338 kB / 0.8621 GB, free: 15.73 MB / 0.6856 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01976/0.4981, allocations: 6.992 MB / 0.869 GB, free: 8.719 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 0.05085/0.549, allocations: 26.59 MB / 0.8949 GB, free: 11.95 MB / 0.7169 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01025/0.5593, allocations: 4.988 MB / 0.8998 GB, free: 6.652 MB / 0.7169 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006665/0.566, allocations: 2.589 MB / 0.9023 GB, free: 4.043 MB / 0.7169 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003862/0.5664, allocations: 127 kB / 0.9025 GB, free: 3.902 MB / 0.7169 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.441e-05/0.5665, allocations: 68.5 kB / 0.9025 GB, free: 3.824 MB / 0.7169 GB
Notification: Performance of pre-optimization done (n=208): time 5.961e-06/0.5665, allocations: 0 / 0.9025 GB, free: 3.824 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 0.7777/1.344, allocations: 30.99 MB / 0.9328 GB, free: 122.9 MB / 0.7325 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001053/1.344, allocations: 240.6 kB / 0.933 GB, free: 122.7 MB / 0.7325 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002346/1.347, allocations: 1.4 MB / 0.9344 GB, free: 122.1 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006129/1.347, allocations: 72.39 kB / 0.9344 GB, free: 122.1 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009918/1.348, allocations: 1.484 MB / 0.9359 GB, free: 120.9 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009985/1.349, allocations: 0.9205 MB / 0.9368 GB, free: 120.2 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004383/1.35, allocations: 260.7 kB / 0.937 GB, free: 120.1 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 6.829e-05/1.35, allocations: 309.4 kB / 0.9373 GB, free: 119.8 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006776/1.357, allocations: 2.655 MB / 0.9399 GB, free: 119 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007561/1.364, allocations: 3.553 MB / 0.9434 GB, free: 117.1 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01383/1.378, allocations: 6.389 MB / 0.9496 GB, free: 114.1 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.844e-05/1.378, allocations: 7.438 kB / 0.9496 GB, free: 114.1 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 0.03116/1.409, allocations: 11.06 MB / 0.9604 GB, free: 109 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006482/1.41, allocations: 0.8638 MB / 0.9613 GB, free: 107.8 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.924e-05/1.41, allocations: 26.72 kB / 0.9613 GB, free: 107.8 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02116/1.431, allocations: 5.887 MB / 0.9671 GB, free: 105.1 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004286/1.436, allocations: 0.9831 MB / 0.968 GB, free: 104.8 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03667/1.472, allocations: 25.9 MB / 0.9933 GB, free: 80.61 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005369/1.478, allocations: 0.5545 MB / 0.9939 GB, free: 80.05 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008486/1.479, allocations: 148 kB / 0.994 GB, free: 79.91 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 1.535e-05/1.479, allocations: 4 kB / 0.994 GB, free: 79.9 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 0.007251/1.486, allocations: 3.103 MB / 0.997 GB, free: 76.78 MB / 0.7325 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated