Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo", uses=false)
Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_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 0.001294/0.001295, allocations: 98.88 kB / 16.02 MB, free: 76 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001632/0.001633, allocations: 182.9 kB / 16.92 MB, free: 6.672 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.401/1.401, allocations: 223.3 MB / 241 MB, free: 5.348 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.834/2.834, allocations: 462.7 MB / 0.737 GB, free: 15.61 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003495/0.0003495, allocations: 8.656 kB / 0.9035 GB, free: 36.3 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2926/0.2929, allocations: 159.6 MB / 1.059 GB, free: 4.977 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.0215/0.3145, allocations: 17.48 MB / 1.076 GB, free: 3.43 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.01213/0.3267, allocations: 6.758 MB / 1.083 GB, free: 12.66 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001679/0.3284, allocations: 43.88 kB / 1.083 GB, free: 12.61 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.001415/0.3298, allocations: 369.4 kB / 1.083 GB, free: 12.25 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.003967/0.3338, allocations: 1.355 MB / 1.085 GB, free: 10.89 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002784/0.3366, allocations: 0.9789 MB / 1.086 GB, free: 9.91 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.008788/0.3454, allocations: 8.487 MB / 1.094 GB, free: 1.406 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01312/0.3586, allocations: 8.313 MB / 1.102 GB, free: 8.996 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003376/0.362, allocations: 1.646 MB / 1.104 GB, free: 7.344 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004371/0.3664, allocations: 2.656 MB / 1.106 GB, free: 4.68 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.00104/0.3675, allocations: 240 kB / 1.107 GB, free: 4.445 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002926/0.3704, allocations: 1.162 MB / 1.108 GB, free: 3.281 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.003047/0.3735, allocations: 1.879 MB / 1.11 GB, free: 1.398 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.003987/0.3775, allocations: 1.786 MB / 1.111 GB, free: 15.6 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.008212/0.3857, allocations: 6.441 MB / 1.118 GB, free: 9.141 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 5.09e-06/0.3857, allocations: 0 / 1.118 GB, free: 9.141 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 3.085e-06/0.3858, allocations: 0 / 1.118 GB, free: 9.141 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.0002555/0.386, allocations: 0 / 1.118 GB, free: 9.141 MB / 0.8731 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 0.008614/0.3946, allocations: 3.066 MB / 1.121 GB, free: 6.016 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 5.558e-05/0.3947, allocations: 15.97 kB / 1.121 GB, free: 6 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01384/0.4086, allocations: 2.411 MB / 1.123 GB, free: 3.582 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004727/0.4133, allocations: 2.163 MB / 1.125 GB, free: 1.375 MB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002608/0.4136, allocations: 259.4 kB / 1.125 GB, free: 1.121 MB / 0.8731 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001188/0.4148, allocations: 351.9 kB / 1.126 GB, free: 0.7773 MB / 0.8731 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01554/0.4304, allocations: 7.13 MB / 1.133 GB, free: 9.543 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.906e-05/0.4305, allocations: 7.906 kB / 1.133 GB, free: 9.535 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004757/0.431, allocations: 144 kB / 1.133 GB, free: 9.395 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004718/0.4315, allocations: 334 kB / 1.133 GB, free: 9.066 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0172/0.4487, allocations: 7.035 MB / 1.14 GB, free: 2.02 MB / 0.8887 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 0.03368/0.4824, allocations: 26.65 MB / 1.166 GB, free: 5.191 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008899/0.4913, allocations: 4.999 MB / 1.171 GB, free: 15.89 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006158/0.4975, allocations: 2.593 MB / 1.173 GB, free: 13.27 MB / 0.9356 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000278/0.4978, allocations: 131 kB / 1.173 GB, free: 13.13 MB / 0.9356 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.163e-05/0.4979, allocations: 64.5 kB / 1.174 GB, free: 13.05 MB / 0.9356 GB
Notification: Performance of pre-optimization done (n=208): time 4.598e-06/0.4979, allocations: 0 / 1.174 GB, free: 13.05 MB / 0.9356 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 0.1094/0.6073, allocations: 30.99 MB / 1.204 GB, free: 13.98 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001486/0.6075, allocations: 239.6 kB / 1.204 GB, free: 13.7 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002479/0.61, allocations: 1.431 MB / 1.205 GB, free: 12.25 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005744/0.6106, allocations: 69.7 kB / 1.205 GB, free: 12.18 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001278/0.6118, allocations: 1.482 MB / 1.207 GB, free: 10.68 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001362/0.6132, allocations: 0.9203 MB / 1.208 GB, free: 9.742 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004997/0.6137, allocations: 260.4 kB / 1.208 GB, free: 9.48 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 0.0001147/0.6139, allocations: 301.1 kB / 1.208 GB, free: 9.184 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006522/0.6204, allocations: 2.68 MB / 1.211 GB, free: 6.5 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007527/0.628, allocations: 3.575 MB / 1.214 GB, free: 2.543 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01394/0.6419, allocations: 6.402 MB / 1.221 GB, free: 11.74 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.355e-05/0.642, allocations: 8 kB / 1.221 GB, free: 11.73 MB / 0.9825 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 0.03105/0.6731, allocations: 11.1 MB / 1.232 GB, free: 0.5352 MB / 0.9825 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007407/0.6738, allocations: 0.863 MB / 1.232 GB, free: 15.3 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.109e-05/0.6739, allocations: 24 kB / 1.232 GB, free: 15.27 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02342/0.6973, allocations: 5.969 MB / 1.238 GB, free: 9.285 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00466/0.702, allocations: 0.9947 MB / 1.239 GB, free: 8.289 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5719/1.274, allocations: 25.93 MB / 1.265 GB, free: 163.7 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005/1.279, allocations: 0.5702 MB / 1.265 GB, free: 163.7 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006336/1.28, allocations: 154.5 kB / 1.265 GB, free: 163.7 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.475e-05/1.28, allocations: 5.344 kB / 1.265 GB, free: 163.7 MB / 0.9981 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 0.008861/1.289, allocations: 3.114 MB / 1.268 GB, free: 163.6 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated