Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.427/1.427, allocations: 252 MB / 267 MB, free: 10.98 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001099/0.001099, allocations: 180.7 kB / 326.6 MB, free: 2.242 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.955/1.955, allocations: 205.4 MB / 0.5777 GB, free: 20.6 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008037/0.0008036, allocations: 88.55 kB / 0.6823 GB, free: 13.35 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003693/0.0003693, allocations: 9 kB / 0.7965 GB, free: 135.4 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2394/0.2398, allocations: 106.3 MB / 0.9003 GB, free: 64.32 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01617/0.256, allocations: 16.55 MB / 0.9165 GB, free: 47.72 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.009708/0.2658, allocations: 6.54 MB / 0.9229 GB, free: 41.16 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001902/0.2677, allocations: 43.88 kB / 0.9229 GB, free: 41.12 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.001327/0.2691, allocations: 369.3 kB / 0.9233 GB, free: 40.75 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003201/0.2723, allocations: 1.148 MB / 0.9244 GB, free: 39.6 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002616/0.275, allocations: 0.768 MB / 0.9251 GB, free: 38.83 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.006074/0.281, allocations: 6.485 MB / 0.9315 GB, free: 32.33 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01159/0.2927, allocations: 7.468 MB / 0.9388 GB, free: 24.8 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0037/0.2964, allocations: 1.705 MB / 0.9404 GB, free: 23.09 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004179/0.3006, allocations: 2.606 MB / 0.943 GB, free: 20.47 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.00136/0.302, allocations: 236 kB / 0.9432 GB, free: 20.24 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002827/0.3049, allocations: 0.6868 MB / 0.9439 GB, free: 19.55 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.002925/0.3078, allocations: 1.879 MB / 0.9457 GB, free: 17.67 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001933/0.3098, allocations: 0.6952 MB / 0.9464 GB, free: 16.97 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.006466/0.3162, allocations: 6.441 MB / 0.9527 GB, free: 10.51 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 7.404e-06/0.3163, allocations: 7.938 kB / 0.9527 GB, free: 10.5 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.685e-06/0.3163, allocations: 0 / 0.9527 GB, free: 10.5 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0003004/0.3166, allocations: 0 / 0.9527 GB, free: 10.5 MB / 0.6042 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 0.008328/0.3249, allocations: 3.14 MB / 0.9558 GB, free: 7.305 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.859e-05/0.325, allocations: 12.03 kB / 0.9558 GB, free: 7.293 MB / 0.6042 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001947/0.3269, allocations: 0.5424 MB / 0.9563 GB, free: 6.742 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01197/0.3389, allocations: 2.355 MB / 0.9586 GB, free: 4.379 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00483/0.3438, allocations: 2.127 MB / 0.9607 GB, free: 2.203 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002366/0.3441, allocations: 275.1 kB / 0.9609 GB, free: 1.934 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001387/0.3455, allocations: 355.9 kB / 0.9613 GB, free: 1.586 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01963/0.3651, allocations: 7.092 MB / 0.9682 GB, free: 10.39 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.000181/0.3654, allocations: 3.938 kB / 0.9682 GB, free: 10.39 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001562/0.3669, allocations: 152 kB / 0.9684 GB, free: 10.24 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005864/0.3675, allocations: 338.1 kB / 0.9687 GB, free: 9.91 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01727/0.3848, allocations: 6.981 MB / 0.9755 GB, free: 2.91 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03439/0.4193, allocations: 26.64 MB / 1.002 GB, free: 6.09 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008449/0.4278, allocations: 4.98 MB / 1.006 GB, free: 0.8125 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00607/0.4339, allocations: 2.596 MB / 1.009 GB, free: 14.19 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000337/0.4343, allocations: 135 kB / 1.009 GB, free: 14.04 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.145e-05/0.4344, allocations: 60.55 kB / 1.009 GB, free: 13.97 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 4.819e-06/0.4344, allocations: 0 / 1.009 GB, free: 13.97 MB / 0.6667 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.conv2.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.conv2.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 0.1044/0.5388, allocations: 30.95 MB / 1.039 GB, free: 14.94 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001932/0.5391, allocations: 243.6 kB / 1.04 GB, free: 14.65 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00255/0.5417, allocations: 1.438 MB / 1.041 GB, free: 13.21 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005828/0.5423, allocations: 65.7 kB / 1.041 GB, free: 13.14 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001052/0.5433, allocations: 1.497 MB / 1.042 GB, free: 11.62 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001188/0.5445, allocations: 0.9242 MB / 1.043 GB, free: 10.68 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002354/0.5448, allocations: 64 kB / 1.043 GB, free: 10.62 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0002883/0.5451, allocations: 444.6 kB / 1.044 GB, free: 10.18 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005928/0.551, allocations: 2.641 MB / 1.046 GB, free: 7.531 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006699/0.5577, allocations: 3.54 MB / 1.05 GB, free: 3.613 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006607/0.5643, allocations: 3.099 MB / 1.053 GB, free: 0.4922 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.198e-05/0.5644, allocations: 8 kB / 1.053 GB, free: 496 kB / 0.698 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.conv2.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.conv2.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 0.561/1.125, allocations: 10.99 MB / 1.064 GB, free: 136.7 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006687/1.126, allocations: 0.8673 MB / 1.065 GB, free: 135.7 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.562e-05/1.126, allocations: 25.75 kB / 1.065 GB, free: 135.7 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02487/1.151, allocations: 5.875 MB / 1.07 GB, free: 135.6 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004595/1.156, allocations: 0.9897 MB / 1.071 GB, free: 135.5 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04216/1.198, allocations: 25.87 MB / 1.097 GB, free: 121.4 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004421/1.202, allocations: 0.5511 MB / 1.097 GB, free: 121.2 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004979/1.203, allocations: 155.6 kB / 1.097 GB, free: 121.1 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.197e-05/1.203, allocations: 7.844 kB / 1.097 GB, free: 121.1 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 0.00632/1.209, allocations: 3.081 MB / 1.1 GB, free: 118.2 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated