Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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 9.1.3-maint.9.1.x/package.mo", uses=false)
Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00098/0.0009799, allocations: 98.11 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.006903/0.006903, allocations: 171.9 kB / 16.27 MB, free: 6.648 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.467/1.467, allocations: 223.3 MB / 240.3 MB, free: 5.355 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.566/2.566, allocations: 390.9 MB / 0.6663 GB, free: 2.363 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003795/0.0003796, allocations: 12 kB / 0.816 GB, free: 13.21 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8271/0.8275, allocations: 142.4 MB / 0.9551 GB, free: 7.691 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01999/0.8476, allocations: 17.47 MB / 0.9721 GB, free: 10.42 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.01311/0.8607, allocations: 6.769 MB / 0.9787 GB, free: 5.121 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002058/0.8628, allocations: 47.72 kB / 0.9788 GB, free: 5.109 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.001432/0.8643, allocations: 373.8 kB / 0.9792 GB, free: 4.793 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.004603/0.8689, allocations: 1.342 MB / 0.9805 GB, free: 3.746 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003414/0.8723, allocations: 0.979 MB / 0.9814 GB, free: 2.992 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.009613/0.882, allocations: 8.496 MB / 0.9897 GB, free: 11.81 MB / 0.7481 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01301/0.895, allocations: 8.311 MB / 0.9978 GB, free: 3.402 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003246/0.8983, allocations: 1.65 MB / 0.9994 GB, free: 1.746 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004494/0.9028, allocations: 2.648 MB / 1.002 GB, free: 15.09 MB / 0.7637 GB
Notification: Performance of NFPackage.collectConstants: time 0.001028/0.9039, allocations: 236 kB / 1.002 GB, free: 14.86 MB / 0.7637 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002861/0.9067, allocations: 1.174 MB / 1.003 GB, free: 13.68 MB / 0.7637 GB
Notification: Performance of NFScalarize.scalarize: time 0.002588/0.9093, allocations: 1.89 MB / 1.005 GB, free: 11.79 MB / 0.7637 GB
Notification: Performance of NFVerifyModel.verify: time 0.002966/0.9123, allocations: 1.786 MB / 1.007 GB, free: 9.988 MB / 0.7637 GB
Notification: Performance of NFConvertDAE.convert: time 0.008478/0.9208, allocations: 7.393 MB / 1.014 GB, free: 2.574 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 5.43e-06/0.9209, allocations: 0 / 1.014 GB, free: 2.574 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 2.274e-06/0.9209, allocations: 0 / 1.014 GB, free: 2.574 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0002462/0.9211, allocations: 4 kB / 1.014 GB, free: 2.57 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.008507/0.9296, allocations: 3.066 MB / 1.017 GB, free: 15.45 MB / 0.7794 GB
Notification: Performance of prepare preOptimizeDAE: time 4.221e-05/0.9297, allocations: 8.031 kB / 1.017 GB, free: 15.44 MB / 0.7794 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0142/0.9439, allocations: 2.423 MB / 1.02 GB, free: 13.01 MB / 0.7794 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004991/0.9489, allocations: 2.151 MB / 1.022 GB, free: 10.81 MB / 0.7794 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002753/0.9492, allocations: 267.4 kB / 1.022 GB, free: 10.55 MB / 0.7794 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001419/0.9507, allocations: 355.8 kB / 1.022 GB, free: 10.2 MB / 0.7794 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01614/0.9668, allocations: 7.126 MB / 1.029 GB, free: 2.977 MB / 0.7794 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.085e-05/0.9669, allocations: 11.94 kB / 1.029 GB, free: 2.965 MB / 0.7794 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005349/0.9675, allocations: 148 kB / 1.029 GB, free: 2.82 MB / 0.7794 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005252/0.968, allocations: 330 kB / 1.03 GB, free: 2.496 MB / 0.7794 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01767/0.9857, allocations: 7.032 MB / 1.037 GB, free: 11.45 MB / 0.795 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0388/1.025, allocations: 26.67 MB / 1.063 GB, free: 14.61 MB / 0.8262 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008967/1.034, allocations: 4.988 MB / 1.067 GB, free: 9.312 MB / 0.8262 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006327/1.04, allocations: 2.6 MB / 1.07 GB, free: 6.691 MB / 0.8262 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003525/1.04, allocations: 131 kB / 1.07 GB, free: 6.547 MB / 0.8262 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.609e-05/1.04, allocations: 60.56 kB / 1.07 GB, free: 6.477 MB / 0.8262 GB
Notification: Performance of pre-optimization done (n=208): time 3.606e-06/1.04, allocations: 0 / 1.07 GB, free: 6.477 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.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 0.1108/1.151, allocations: 30.98 MB / 1.1 GB, free: 7.422 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001685/1.151, allocations: 239.6 kB / 1.101 GB, free: 7.141 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002595/1.154, allocations: 1.427 MB / 1.102 GB, free: 5.703 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007667/1.155, allocations: 69.7 kB / 1.102 GB, free: 5.629 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001195/1.156, allocations: 1.489 MB / 1.104 GB, free: 4.117 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001243/1.157, allocations: 0.9165 MB / 1.104 GB, free: 3.188 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004704/1.158, allocations: 252.4 kB / 1.105 GB, free: 2.934 MB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 0.0001146/1.158, allocations: 301.1 kB / 1.105 GB, free: 2.637 MB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0063/1.164, allocations: 2.68 MB / 1.108 GB, free: 15.95 MB / 0.8731 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00702/1.171, allocations: 3.567 MB / 1.111 GB, free: 12.01 MB / 0.8731 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01345/1.185, allocations: 6.414 MB / 1.117 GB, free: 5.195 MB / 0.8731 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.061e-05/1.185, allocations: 8 kB / 1.117 GB, free: 5.188 MB / 0.8731 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 0.03043/1.215, allocations: 11.06 MB / 1.128 GB, free: 10.02 MB / 0.8887 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008121/1.216, allocations: 0.8627 MB / 1.129 GB, free: 8.781 MB / 0.8887 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.465e-05/1.216, allocations: 28 kB / 1.129 GB, free: 8.754 MB / 0.8887 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02293/1.239, allocations: 5.981 MB / 1.135 GB, free: 2.758 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004642/1.244, allocations: 0.9945 MB / 1.136 GB, free: 1.762 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04282/1.287, allocations: 25.95 MB / 1.161 GB, free: 7.375 MB / 0.92 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004864/1.292, allocations: 0.5769 MB / 1.162 GB, free: 6.797 MB / 0.92 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004906/1.292, allocations: 151.9 kB / 1.162 GB, free: 6.648 MB / 0.92 GB
Notification: Performance of prepare postOptimizeDAE: time 1.091e-05/1.292, allocations: 4 kB / 1.162 GB, free: 6.645 MB / 0.92 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 0.007363/1.299, allocations: 3.114 MB / 1.165 GB, free: 3.504 MB / 0.92 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated