Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.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.UnbalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001227/0.001227, 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 0.001685/0.001685, allocations: 183.7 kB / 16.92 MB, free: 6.77 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.427/1.427, allocations: 223.3 MB / 241 MB, free: 5.254 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.776/2.776, allocations: 462.6 MB / 0.737 GB, free: 15.52 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003596/0.0003596, allocations: 14.03 kB / 0.9035 GB, free: 36.5 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3446/0.345, allocations: 159.6 MB / 1.059 GB, free: 4.922 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02319/0.3682, allocations: 17.56 MB / 1.077 GB, free: 3.297 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.01217/0.3805, allocations: 6.836 MB / 1.083 GB, free: 12.45 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002062/0.3826, allocations: 43.88 kB / 1.083 GB, free: 12.4 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.001575/0.3842, allocations: 373.3 kB / 1.084 GB, free: 12.04 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.004412/0.3886, allocations: 1.363 MB / 1.085 GB, free: 10.67 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003303/0.3919, allocations: 0.9867 MB / 1.086 GB, free: 9.68 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.0101/0.4021, allocations: 8.518 MB / 1.094 GB, free: 1.145 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01408/0.4162, allocations: 8.335 MB / 1.102 GB, free: 8.707 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003451/0.4197, allocations: 1.666 MB / 1.104 GB, free: 7.035 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004718/0.4244, allocations: 2.656 MB / 1.107 GB, free: 4.371 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.001222/0.4257, allocations: 243.9 kB / 1.107 GB, free: 4.133 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003193/0.4289, allocations: 1.174 MB / 1.108 GB, free: 2.957 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.003366/0.4323, allocations: 1.886 MB / 1.11 GB, free: 1.066 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.003933/0.4362, allocations: 1.798 MB / 1.112 GB, free: 15.25 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.007723/0.444, allocations: 6.471 MB / 1.118 GB, free: 8.77 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 4.639e-06/0.444, allocations: 8 kB / 1.118 GB, free: 8.762 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 2.224e-06/0.444, allocations: 0 / 1.118 GB, free: 8.762 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.0002216/0.4443, allocations: 0 / 1.118 GB, free: 8.762 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.008527/0.4528, allocations: 3.101 MB / 1.121 GB, free: 5.602 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 4.827e-05/0.4529, allocations: 11.97 kB / 1.121 GB, free: 5.59 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01434/0.4672, allocations: 2.427 MB / 1.123 GB, free: 3.156 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006499/0.4738, allocations: 2.163 MB / 1.125 GB, free: 0.9492 MB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003684/0.4742, allocations: 271.5 kB / 1.126 GB, free: 0.6836 MB / 0.8731 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.00176/0.476, allocations: 355.8 kB / 1.126 GB, free: 344 kB / 0.8731 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02016/0.4961, allocations: 7.159 MB / 1.133 GB, free: 9.074 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001699/0.4964, allocations: 7.938 kB / 1.133 GB, free: 9.066 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001402/0.4978, allocations: 148 kB / 1.133 GB, free: 8.922 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006107/0.4984, allocations: 334.1 kB / 1.133 GB, free: 8.594 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01961/0.518, allocations: 7.055 MB / 1.14 GB, free: 1.527 MB / 0.8887 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04526/0.5633, allocations: 26.73 MB / 1.166 GB, free: 4.621 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009646/0.573, allocations: 4.992 MB / 1.171 GB, free: 15.33 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006604/0.5797, allocations: 2.588 MB / 1.174 GB, free: 12.71 MB / 0.9356 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003733/0.5801, allocations: 139 kB / 1.174 GB, free: 12.56 MB / 0.9356 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.742e-05/0.5802, allocations: 60.55 kB / 1.174 GB, free: 12.49 MB / 0.9356 GB
Notification: Performance of pre-optimization done (n=208): time 5.52e-06/0.5802, allocations: 0 / 1.174 GB, free: 12.49 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.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 0.1152/0.6954, allocations: 31.02 MB / 1.204 GB, free: 13.38 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001827/0.6956, allocations: 235.6 kB / 1.205 GB, free: 13.11 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003023/0.6987, allocations: 1.477 MB / 1.206 GB, free: 11.62 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005912/0.6993, allocations: 69.7 kB / 1.206 GB, free: 11.55 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001098/0.7004, allocations: 1.497 MB / 1.208 GB, free: 10.03 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001293/0.7017, allocations: 0.9203 MB / 1.208 GB, free: 9.094 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007112/0.7024, allocations: 256.4 kB / 1.209 GB, free: 8.836 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 0.0001138/0.7025, allocations: 309.1 kB / 1.209 GB, free: 8.531 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006717/0.7093, allocations: 2.676 MB / 1.212 GB, free: 5.852 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00759/0.7169, allocations: 3.567 MB / 1.215 GB, free: 1.902 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01404/0.731, allocations: 6.395 MB / 1.221 GB, free: 11.11 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.712e-05/0.731, allocations: 15.94 kB / 1.221 GB, free: 11.09 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.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 0.03237/0.7634, allocations: 11.06 MB / 1.232 GB, free: 15.93 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008139/0.7643, allocations: 0.8671 MB / 1.233 GB, free: 14.69 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.59e-05/0.7643, allocations: 27.98 kB / 1.233 GB, free: 14.66 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02306/0.7874, allocations: 5.981 MB / 1.239 GB, free: 8.66 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004593/0.7921, allocations: 0.9984 MB / 1.24 GB, free: 7.66 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7031/1.495, allocations: 25.93 MB / 1.265 GB, free: 163.4 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005543/1.501, allocations: 0.574 MB / 1.266 GB, free: 163.4 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008214/1.502, allocations: 152.7 kB / 1.266 GB, free: 163.4 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.561e-05/1.502, allocations: 3.719 kB / 1.266 GB, free: 163.4 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 0.008531/1.51, allocations: 3.114 MB / 1.269 GB, free: 163.2 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated