Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo", uses=false)
Using package Buildings with version 9.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001006/0.001006, allocations: 97.72 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00658/0.00658, allocations: 170.5 kB / 16.27 MB, free: 6.648 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.277/1.277, allocations: 223.3 MB / 240.3 MB, free: 5.336 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo): time 2.237/2.237, allocations: 390.9 MB / 0.6664 GB, free: 2.371 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0002995/0.0002996, allocations: 12 kB / 0.8161 GB, free: 13.1 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.5713/0.5717, allocations: 142.4 MB / 0.9552 GB, free: 7.648 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01725/0.5889, allocations: 17.56 MB / 0.9723 GB, free: 10.31 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.01138/0.6004, allocations: 6.79 MB / 0.979 GB, free: 4.992 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001974/0.6024, allocations: 44.59 kB / 0.979 GB, free: 4.984 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.001306/0.6037, allocations: 379 kB / 0.9794 GB, free: 4.664 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.003871/0.6076, allocations: 1.355 MB / 0.9807 GB, free: 3.605 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002825/0.6104, allocations: 0.9805 MB / 0.9817 GB, free: 2.848 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.008668/0.6191, allocations: 8.515 MB / 0.99 GB, free: 11.63 MB / 0.7481 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01225/0.6314, allocations: 8.343 MB / 0.9981 GB, free: 3.195 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003229/0.6347, allocations: 1.654 MB / 0.9997 GB, free: 1.535 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004333/0.639, allocations: 2.668 MB / 1.002 GB, free: 14.86 MB / 0.7637 GB
Notification: Performance of NFPackage.collectConstants: time 0.001064/0.6401, allocations: 236 kB / 1.003 GB, free: 14.63 MB / 0.7637 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002912/0.643, allocations: 1.17 MB / 1.004 GB, free: 13.46 MB / 0.7637 GB
Notification: Performance of NFScalarize.scalarize: time 0.002651/0.6457, allocations: 1.894 MB / 1.006 GB, free: 11.56 MB / 0.7637 GB
Notification: Performance of NFVerifyModel.verify: time 0.003101/0.6488, allocations: 1.802 MB / 1.007 GB, free: 9.742 MB / 0.7637 GB
Notification: Performance of NFConvertDAE.convert: time 0.007467/0.6563, allocations: 7.432 MB / 1.015 GB, free: 2.289 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 3.867e-06/0.6563, allocations: 0 / 1.015 GB, free: 2.289 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 2.074e-06/0.6563, allocations: 0 / 1.015 GB, free: 2.289 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0001574/0.6565, allocations: 0 / 1.015 GB, free: 2.289 MB / 0.7637 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 0.006393/0.6629, allocations: 3.099 MB / 1.018 GB, free: 15.13 MB / 0.7794 GB
Notification: Performance of prepare preOptimizeDAE: time 4.114e-05/0.6629, allocations: 8.031 kB / 1.018 GB, free: 15.12 MB / 0.7794 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0009259/0.6639, allocations: 0.5465 MB / 1.018 GB, free: 14.57 MB / 0.7794 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01313/0.677, allocations: 2.427 MB / 1.021 GB, free: 12.14 MB / 0.7794 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004393/0.6814, allocations: 2.163 MB / 1.023 GB, free: 9.93 MB / 0.7794 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002367/0.6817, allocations: 275.3 kB / 1.023 GB, free: 9.66 MB / 0.7794 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.000938/0.6826, allocations: 348 kB / 1.023 GB, free: 9.32 MB / 0.7794 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01365/0.6963, allocations: 7.155 MB / 1.03 GB, free: 2.066 MB / 0.7794 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.741e-05/0.6964, allocations: 11.86 kB / 1.03 GB, free: 2.055 MB / 0.7794 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004351/0.6968, allocations: 152 kB / 1.03 GB, free: 1.906 MB / 0.7794 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000438/0.6973, allocations: 330.1 kB / 1.031 GB, free: 1.582 MB / 0.7794 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01662/0.7139, allocations: 7.055 MB / 1.038 GB, free: 10.51 MB / 0.795 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 0.03472/0.7486, allocations: 26.79 MB / 1.064 GB, free: 13.54 MB / 0.8262 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008323/0.757, allocations: 4.992 MB / 1.069 GB, free: 8.238 MB / 0.8262 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005922/0.7629, allocations: 2.592 MB / 1.071 GB, free: 5.625 MB / 0.8262 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002789/0.7632, allocations: 135 kB / 1.071 GB, free: 5.477 MB / 0.8262 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.637e-05/0.7633, allocations: 56.56 kB / 1.071 GB, free: 5.41 MB / 0.8262 GB
Notification: Performance of pre-optimization done (n=208): time 4.018e-06/0.7633, allocations: 0 / 1.071 GB, free: 5.41 MB / 0.8262 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 0.1064/0.8697, allocations: 31.04 MB / 1.102 GB, free: 6.289 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001065/0.8698, allocations: 235.6 kB / 1.102 GB, free: 6.012 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002194/0.872, allocations: 1.473 MB / 1.103 GB, free: 4.531 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.000469/0.8725, allocations: 73.7 kB / 1.103 GB, free: 4.453 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009029/0.8734, allocations: 1.493 MB / 1.105 GB, free: 2.938 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.000977/0.8744, allocations: 0.9243 MB / 1.106 GB, free: 2 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005366/0.8749, allocations: 252.4 kB / 1.106 GB, free: 1.746 MB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 8.144e-05/0.875, allocations: 305.1 kB / 1.106 GB, free: 1.445 MB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006023/0.881, allocations: 2.676 MB / 1.109 GB, free: 14.77 MB / 0.8731 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0068/0.8879, allocations: 3.571 MB / 1.112 GB, free: 10.82 MB / 0.8731 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0128/0.9007, allocations: 6.41 MB / 1.119 GB, free: 4.012 MB / 0.8731 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.629e-05/0.9007, allocations: 4 kB / 1.119 GB, free: 4.008 MB / 0.8731 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 0.02956/0.9303, allocations: 11.1 MB / 1.129 GB, free: 8.801 MB / 0.8887 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005618/0.9309, allocations: 0.8592 MB / 1.13 GB, free: 7.566 MB / 0.8887 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.113e-05/0.9309, allocations: 28 kB / 1.13 GB, free: 7.539 MB / 0.8887 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02228/0.9532, allocations: 5.957 MB / 1.136 GB, free: 1.566 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004296/0.9575, allocations: 0.9945 MB / 1.137 GB, free: 0.5703 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04016/0.9977, allocations: 25.94 MB / 1.162 GB, free: 6.191 MB / 0.92 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004568/1.002, allocations: 0.577 MB / 1.163 GB, free: 5.613 MB / 0.92 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005007/1.003, allocations: 155.9 kB / 1.163 GB, free: 5.461 MB / 0.92 GB
Notification: Performance of prepare postOptimizeDAE: time 7.805e-06/1.003, allocations: 4 kB / 1.163 GB, free: 5.457 MB / 0.92 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 0.007007/1.01, allocations: 3.114 MB / 1.166 GB, free: 2.316 MB / 0.92 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated