Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.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 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.715/1.715, allocations: 288.4 MB / 303.3 MB, free: 8.109 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001187/0.001187, allocations: 179 kB / 372 MB, free: 10.26 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.702/1.702, allocations: 205.4 MB / 0.6307 GB, free: 9.98 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008271/0.0008272, allocations: 93.03 kB / 0.744 GB, free: 5.902 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004169/0.000417, allocations: 16.28 kB / 0.8671 GB, free: 142 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.221/0.2214, allocations: 115.3 MB / 0.9797 GB, free: 27.54 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01475/0.2362, allocations: 16.46 MB / 0.9957 GB, free: 11.02 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.009504/0.2458, allocations: 6.477 MB / 1.002 GB, free: 4.523 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001538/0.2474, allocations: 47.81 kB / 1.002 GB, free: 4.477 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.000853/0.2482, allocations: 369.3 kB / 1.002 GB, free: 4.113 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.002553/0.2508, allocations: 1.128 MB / 1.004 GB, free: 2.98 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002263/0.2531, allocations: 0.7687 MB / 1.004 GB, free: 2.211 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.006306/0.2594, allocations: 6.454 MB / 1.011 GB, free: 11.74 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01073/0.2702, allocations: 7.443 MB / 1.018 GB, free: 4.234 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003924/0.2741, allocations: 1.689 MB / 1.02 GB, free: 2.539 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005242/0.2794, allocations: 2.602 MB / 1.022 GB, free: 15.93 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.001374/0.2808, allocations: 236 kB / 1.022 GB, free: 15.7 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003342/0.2842, allocations: 0.6751 MB / 1.023 GB, free: 15.02 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.003334/0.2875, allocations: 1.883 MB / 1.025 GB, free: 13.14 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.001749/0.2893, allocations: 0.6875 MB / 1.025 GB, free: 12.44 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.008421/0.2977, allocations: 6.409 MB / 1.032 GB, free: 6.016 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 1.081e-05/0.2978, allocations: 3.984 kB / 1.032 GB, free: 6.012 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 4.409e-06/0.2978, allocations: 4 kB / 1.032 GB, free: 6.008 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0003149/0.2981, allocations: 0 / 1.032 GB, free: 6.008 MB / 0.6511 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 0.00874/0.3069, allocations: 3.101 MB / 1.035 GB, free: 2.848 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 5.406e-05/0.3069, allocations: 12.02 kB / 1.035 GB, free: 2.836 MB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001604/0.3086, allocations: 0.5421 MB / 1.035 GB, free: 2.285 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01269/0.3213, allocations: 2.34 MB / 1.038 GB, free: 15.93 MB / 0.6667 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005703/0.327, allocations: 2.115 MB / 1.04 GB, free: 13.78 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002816/0.3273, allocations: 267 kB / 1.04 GB, free: 13.52 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001708/0.3291, allocations: 347.9 kB / 1.04 GB, free: 13.18 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0192/0.3483, allocations: 7.071 MB / 1.047 GB, free: 6 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.562e-05/0.3484, allocations: 3.938 kB / 1.047 GB, free: 5.996 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004768/0.3489, allocations: 144 kB / 1.047 GB, free: 5.855 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004912/0.3494, allocations: 330 kB / 1.048 GB, free: 5.531 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01723/0.3666, allocations: 6.961 MB / 1.054 GB, free: 14.55 MB / 0.6823 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 0.5274/0.8941, allocations: 26.58 MB / 1.08 GB, free: 71.05 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009886/0.9041, allocations: 4.975 MB / 1.085 GB, free: 68.32 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007293/0.9114, allocations: 2.599 MB / 1.088 GB, free: 67.57 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003178/0.9118, allocations: 134 kB / 1.088 GB, free: 67.47 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.239e-05/0.9118, allocations: 62.75 kB / 1.088 GB, free: 67.41 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 4.859e-06/0.9118, allocations: 1.031 kB / 1.088 GB, free: 67.41 MB / 0.6823 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 0.1073/1.019, allocations: 30.92 MB / 1.118 GB, free: 54.94 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001114/1.019, allocations: 243.2 kB / 1.118 GB, free: 54.68 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002076/1.021, allocations: 1.389 MB / 1.12 GB, free: 53.93 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006549/1.022, allocations: 73.08 kB / 1.12 GB, free: 53.86 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000707/1.023, allocations: 1.482 MB / 1.121 GB, free: 52.56 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008555/1.024, allocations: 0.9236 MB / 1.122 GB, free: 51.77 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000217/1.024, allocations: 63.53 kB / 1.122 GB, free: 51.71 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.000146/1.024, allocations: 442.5 kB / 1.123 GB, free: 51.32 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005299/1.029, allocations: 2.644 MB / 1.125 GB, free: 49.95 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005616/1.035, allocations: 3.545 MB / 1.129 GB, free: 47.43 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005894/1.041, allocations: 3.092 MB / 1.132 GB, free: 45.11 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.657e-05/1.041, allocations: 8 kB / 1.132 GB, free: 45.1 MB / 0.6823 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 0.02595/1.067, allocations: 11 MB / 1.142 GB, free: 34 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007987/1.068, allocations: 0.8617 MB / 1.143 GB, free: 32.77 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.884e-05/1.068, allocations: 28.75 kB / 1.143 GB, free: 32.74 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02019/1.088, allocations: 5.883 MB / 1.149 GB, free: 26.84 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004134/1.092, allocations: 0.9828 MB / 1.15 GB, free: 25.86 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0364/1.129, allocations: 25.89 MB / 1.175 GB, free: 15.55 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004716/1.133, allocations: 0.5535 MB / 1.176 GB, free: 15 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005169/1.134, allocations: 155.9 kB / 1.176 GB, free: 14.85 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.149e-05/1.134, allocations: 4 kB / 1.176 GB, free: 14.84 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 0.006916/1.141, allocations: 3.087 MB / 1.179 GB, free: 11.73 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated