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 9.1.2-maint.9.1.x/package.mo", uses=false)
Using package Buildings with version 9.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-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 0.001158/0.001158, allocations: 91.77 kB / 15.06 MB, free: 1.098 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001652/0.001652, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.5/1.5, allocations: 223.3 MB / 240 MB, free: 5.203 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo): time 2.684/2.684, allocations: 390.9 MB / 0.666 GB, free: 2.426 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004279/0.0004283, allocations: 8 kB / 0.8154 GB, free: 13.55 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8861/0.8866, allocations: 142.4 MB / 0.9545 GB, free: 7.766 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01721/0.9038, allocations: 16.51 MB / 0.9706 GB, free: 11.3 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.01176/0.9156, allocations: 6.436 MB / 0.9769 GB, free: 6.238 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002209/0.9179, allocations: 52.16 kB / 0.9769 GB, free: 6.223 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.001142/0.919, allocations: 366.7 kB / 0.9773 GB, free: 5.914 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.00356/0.9226, allocations: 1.126 MB / 0.9784 GB, free: 5.047 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002973/0.9256, allocations: 0.7743 MB / 0.9791 GB, free: 4.484 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.01048/0.9361, allocations: 6.468 MB / 0.9854 GB, free: 15.71 MB / 0.7481 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01155/0.9477, allocations: 7.44 MB / 0.9927 GB, free: 8.195 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003644/0.9514, allocations: 1.701 MB / 0.9944 GB, free: 6.488 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004278/0.9556, allocations: 2.598 MB / 0.9969 GB, free: 3.883 MB / 0.7481 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005764/0.9562, allocations: 239.9 kB / 0.9971 GB, free: 3.648 MB / 0.7481 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002017/0.9583, allocations: 0.6829 MB / 0.9978 GB, free: 2.965 MB / 0.7481 GB
Notification: Performance of NFScalarize.scalarize: time 0.002061/0.9603, allocations: 1.89 MB / 0.9997 GB, free: 1.07 MB / 0.7481 GB
Notification: Performance of NFVerifyModel.verify: time 0.0009706/0.9613, allocations: 0.6835 MB / 1 GB, free: 388 kB / 0.7481 GB
Notification: Performance of NFConvertDAE.convert: time 0.006861/0.9682, allocations: 6.423 MB / 1.007 GB, free: 9.941 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 1.127e-05/0.9682, allocations: 0 / 1.007 GB, free: 9.941 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 4.438e-06/0.9683, allocations: 0 / 1.007 GB, free: 9.941 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0002701/0.9685, allocations: 0 / 1.007 GB, free: 9.941 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 0.007242/0.9758, allocations: 3.105 MB / 1.01 GB, free: 6.777 MB / 0.7637 GB
Notification: Performance of prepare preOptimizeDAE: time 4.037e-05/0.9758, allocations: 8.031 kB / 1.01 GB, free: 6.77 MB / 0.7637 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01119/0.987, allocations: 2.352 MB / 1.012 GB, free: 4.41 MB / 0.7637 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004506/0.9916, allocations: 2.119 MB / 1.014 GB, free: 2.246 MB / 0.7637 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002149/0.9918, allocations: 271 kB / 1.014 GB, free: 1.98 MB / 0.7637 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008598/0.9927, allocations: 347.9 kB / 1.015 GB, free: 1.641 MB / 0.7637 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0159/1.009, allocations: 7.071 MB / 1.021 GB, free: 10.47 MB / 0.7794 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.631e-05/1.009, allocations: 3.938 kB / 1.021 GB, free: 10.46 MB / 0.7794 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004497/1.009, allocations: 152 kB / 1.022 GB, free: 10.32 MB / 0.7794 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004631/1.01, allocations: 334 kB / 1.022 GB, free: 9.988 MB / 0.7794 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0165/1.026, allocations: 6.965 MB / 1.029 GB, free: 3.008 MB / 0.7794 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03954/1.066, allocations: 26.57 MB / 1.055 GB, free: 6.266 MB / 0.8106 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009079/1.075, allocations: 4.975 MB / 1.06 GB, free: 0.9883 MB / 0.8106 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005843/1.081, allocations: 2.6 MB / 1.062 GB, free: 14.37 MB / 0.8262 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003408/1.081, allocations: 134.9 kB / 1.062 GB, free: 14.22 MB / 0.8262 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.35e-05/1.081, allocations: 60.55 kB / 1.062 GB, free: 14.15 MB / 0.8262 GB
Notification: Performance of pre-optimization done (n=208): time 3.938e-06/1.081, allocations: 4 kB / 1.062 GB, free: 14.14 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 0.1021/1.183, allocations: 30.91 MB / 1.092 GB, free: 15.15 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.000147/1.184, allocations: 239.6 kB / 1.093 GB, free: 14.87 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002678/1.186, allocations: 1.396 MB / 1.094 GB, free: 13.46 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007316/1.187, allocations: 69.7 kB / 1.094 GB, free: 13.39 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001364/1.188, allocations: 1.478 MB / 1.096 GB, free: 11.89 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001403/1.19, allocations: 0.9242 MB / 1.096 GB, free: 10.95 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004696/1.19, allocations: 67.94 kB / 1.097 GB, free: 10.89 MB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 0.000289/1.191, allocations: 440.7 kB / 1.097 GB, free: 10.45 MB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005985/1.197, allocations: 2.641 MB / 1.1 GB, free: 7.805 MB / 0.8575 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006765/1.203, allocations: 3.544 MB / 1.103 GB, free: 3.883 MB / 0.8575 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006685/1.21, allocations: 3.087 MB / 1.106 GB, free: 0.7734 MB / 0.8575 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.489e-05/1.21, allocations: 8 kB / 1.106 GB, free: 0.7656 MB / 0.8575 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 0.02985/1.24, allocations: 11 MB / 1.117 GB, free: 5.656 MB / 0.8731 GB
Notification: Performance of prepare postOptimizeDAE: time 0.001478/1.241, allocations: 0.8633 MB / 1.118 GB, free: 4.418 MB / 0.8731 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001004/1.242, allocations: 28 kB / 1.118 GB, free: 4.391 MB / 0.8731 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02101/1.263, allocations: 5.887 MB / 1.123 GB, free: 14.49 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004298/1.267, allocations: 0.9906 MB / 1.124 GB, free: 13.5 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04345/1.31, allocations: 25.86 MB / 1.15 GB, free: 3.195 MB / 0.9044 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003929/1.314, allocations: 0.5613 MB / 1.15 GB, free: 2.633 MB / 0.9044 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006482/1.315, allocations: 151.9 kB / 1.15 GB, free: 2.484 MB / 0.9044 GB
Notification: Performance of prepare postOptimizeDAE: time 9.578e-06/1.315, allocations: 4 kB / 1.15 GB, free: 2.48 MB / 0.9044 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 0.007011/1.322, allocations: 3.087 MB / 1.153 GB, free: 15.37 MB / 0.92 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated