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 9.1.1-maint.9.1.x/package.mo", uses=false)
Using package Buildings with version 9.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-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 0.0009068/0.0009066, allocations: 91.61 kB / 15.06 MB, free: 1.098 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.000822/0.000822, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.463/1.463, allocations: 223.2 MB / 240 MB, free: 5.438 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo): time 2.427/2.427, allocations: 390.4 MB / 0.6655 GB, free: 2.852 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003763/0.0003763, allocations: 8 kB / 0.8149 GB, free: 14.05 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8236/0.824, allocations: 142.3 MB / 0.9539 GB, free: 8.137 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01808/0.8422, allocations: 16.57 MB / 0.9701 GB, free: 11.62 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.01255/0.8548, allocations: 6.463 MB / 0.9764 GB, free: 6.539 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002334/0.8572, allocations: 43.78 kB / 0.9764 GB, free: 6.531 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.001106/0.8583, allocations: 370.7 kB / 0.9768 GB, free: 6.219 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.004088/0.8624, allocations: 1.144 MB / 0.9779 GB, free: 5.336 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002795/0.8652, allocations: 0.7673 MB / 0.9786 GB, free: 4.777 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.008712/0.8739, allocations: 6.502 MB / 0.985 GB, free: 152 kB / 0.7325 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01185/0.8858, allocations: 7.458 MB / 0.9923 GB, free: 8.633 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00385/0.8897, allocations: 1.705 MB / 0.9939 GB, free: 6.922 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004937/0.8947, allocations: 2.606 MB / 0.9965 GB, free: 4.309 MB / 0.7481 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006451/0.8953, allocations: 240 kB / 0.9967 GB, free: 4.074 MB / 0.7481 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002196/0.8975, allocations: 0.6946 MB / 0.9974 GB, free: 3.379 MB / 0.7481 GB
Notification: Performance of NFScalarize.scalarize: time 0.002393/0.8999, allocations: 1.887 MB / 0.9992 GB, free: 1.488 MB / 0.7481 GB
Notification: Performance of NFVerifyModel.verify: time 0.001034/0.901, allocations: 0.6953 MB / 0.9999 GB, free: 0.7852 MB / 0.7481 GB
Notification: Performance of NFConvertDAE.convert: time 0.007233/0.9082, allocations: 6.439 MB / 1.006 GB, free: 10.33 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 6.913e-06/0.9083, allocations: 0 / 1.006 GB, free: 10.33 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 2.886e-06/0.9083, allocations: 0 / 1.006 GB, free: 10.33 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0001935/0.9085, allocations: 4 kB / 1.006 GB, free: 10.32 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 0.007833/0.9163, allocations: 3.138 MB / 1.009 GB, free: 7.133 MB / 0.7637 GB
Notification: Performance of prepare preOptimizeDAE: time 5.255e-05/0.9164, allocations: 8.031 kB / 1.009 GB, free: 7.125 MB / 0.7637 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001148/0.9175, allocations: 0.5424 MB / 1.01 GB, free: 6.574 MB / 0.7637 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01112/0.9287, allocations: 2.359 MB / 1.012 GB, free: 4.207 MB / 0.7637 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005284/0.934, allocations: 2.135 MB / 1.014 GB, free: 2.023 MB / 0.7637 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002366/0.9343, allocations: 263.1 kB / 1.014 GB, free: 1.766 MB / 0.7637 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001053/0.9353, allocations: 352 kB / 1.015 GB, free: 1.422 MB / 0.7637 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01535/0.9507, allocations: 7.104 MB / 1.022 GB, free: 10.22 MB / 0.7794 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.027e-05/0.9508, allocations: 4 kB / 1.022 GB, free: 10.21 MB / 0.7794 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004268/0.9512, allocations: 144 kB / 1.022 GB, free: 10.07 MB / 0.7794 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004799/0.9517, allocations: 342 kB / 1.022 GB, free: 9.738 MB / 0.7794 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01606/0.9678, allocations: 6.969 MB / 1.029 GB, free: 2.754 MB / 0.7794 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 0.03661/1.004, allocations: 26.72 MB / 1.055 GB, free: 5.852 MB / 0.8106 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007672/1.012, allocations: 4.971 MB / 1.06 GB, free: 0.5664 MB / 0.8106 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005375/1.018, allocations: 2.61 MB / 1.062 GB, free: 13.94 MB / 0.8262 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002534/1.018, allocations: 127 kB / 1.063 GB, free: 13.8 MB / 0.8262 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.214e-05/1.018, allocations: 64.5 kB / 1.063 GB, free: 13.73 MB / 0.8262 GB
Notification: Performance of pre-optimization done (n=208): time 3.957e-06/1.018, allocations: 0 / 1.063 GB, free: 13.73 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 0.09588/1.114, allocations: 30.97 MB / 1.093 GB, free: 14.68 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.000134/1.114, allocations: 239.6 kB / 1.093 GB, free: 14.39 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002282/1.116, allocations: 1.438 MB / 1.095 GB, free: 12.95 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005133/1.117, allocations: 73.7 kB / 1.095 GB, free: 12.87 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009658/1.118, allocations: 1.489 MB / 1.096 GB, free: 11.36 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001184/1.119, allocations: 0.9164 MB / 1.097 GB, free: 10.43 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000582/1.12, allocations: 71.94 kB / 1.097 GB, free: 10.36 MB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 0.0003512/1.12, allocations: 448.6 kB / 1.097 GB, free: 9.91 MB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005937/1.126, allocations: 2.649 MB / 1.1 GB, free: 7.258 MB / 0.8575 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006703/1.133, allocations: 3.532 MB / 1.103 GB, free: 3.344 MB / 0.8575 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006646/1.139, allocations: 3.099 MB / 1.107 GB, free: 228 kB / 0.8575 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.224e-05/1.139, allocations: 12 kB / 1.107 GB, free: 216 kB / 0.8575 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 0.02839/1.168, allocations: 10.99 MB / 1.117 GB, free: 5.113 MB / 0.8731 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008623/1.169, allocations: 0.8667 MB / 1.118 GB, free: 3.871 MB / 0.8731 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.067e-05/1.169, allocations: 31.94 kB / 1.118 GB, free: 3.84 MB / 0.8731 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02027/1.189, allocations: 5.879 MB / 1.124 GB, free: 13.94 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004226/1.193, allocations: 0.9867 MB / 1.125 GB, free: 12.95 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04302/1.236, allocations: 25.89 MB / 1.15 GB, free: 2.625 MB / 0.9044 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004267/1.241, allocations: 0.5536 MB / 1.151 GB, free: 2.07 MB / 0.9044 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007259/1.241, allocations: 151.9 kB / 1.151 GB, free: 1.922 MB / 0.9044 GB
Notification: Performance of prepare postOptimizeDAE: time 1.265e-05/1.241, allocations: 4 kB / 1.151 GB, free: 1.918 MB / 0.9044 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 0.007241/1.249, allocations: 3.087 MB / 1.154 GB, free: 14.8 MB / 0.92 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated