Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_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 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.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_9_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_9_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 0.000964/0.0009642, allocations: 102 kB / 15.71 MB, free: 460 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001389/0.001389, allocations: 176.1 kB / 16.58 MB, free: 6.086 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.46/1.46, allocations: 223.2 MB / 240.6 MB, free: 5.422 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 2.614/2.614, allocations: 390.4 MB / 0.6662 GB, free: 2.836 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004375/0.0004378, allocations: 8 kB / 0.8155 GB, free: 14.12 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8144/0.8149, allocations: 142.3 MB / 0.9545 GB, free: 8.113 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02036/0.8353, allocations: 16.57 MB / 0.9706 GB, free: 11.6 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.01365/0.849, allocations: 6.499 MB / 0.977 GB, free: 6.488 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002643/0.8517, allocations: 44.22 kB / 0.977 GB, free: 6.48 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.00121/0.8529, allocations: 375.4 kB / 0.9774 GB, free: 6.164 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.003833/0.8567, allocations: 1.15 MB / 0.9785 GB, free: 5.277 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003149/0.8599, allocations: 0.7711 MB / 0.9793 GB, free: 4.715 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.009286/0.8692, allocations: 6.505 MB / 0.9856 GB, free: 120 kB / 0.7325 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01266/0.8819, allocations: 7.455 MB / 0.9929 GB, free: 8.605 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004081/0.886, allocations: 1.713 MB / 0.9946 GB, free: 6.887 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0054/0.8915, allocations: 2.614 MB / 0.9971 GB, free: 4.266 MB / 0.7481 GB
Notification: Performance of NFPackage.collectConstants: time 0.0015/0.893, allocations: 236 kB / 0.9973 GB, free: 4.035 MB / 0.7481 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003477/0.8965, allocations: 0.6868 MB / 0.998 GB, free: 3.348 MB / 0.7481 GB
Notification: Performance of NFScalarize.scalarize: time 0.004135/0.9006, allocations: 1.883 MB / 0.9998 GB, free: 1.461 MB / 0.7481 GB
Notification: Performance of NFVerifyModel.verify: time 0.002339/0.903, allocations: 0.703 MB / 1.001 GB, free: 0.75 MB / 0.7481 GB
Notification: Performance of NFConvertDAE.convert: time 0.009277/0.9123, allocations: 6.442 MB / 1.007 GB, free: 10.29 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 9.348e-06/0.9123, allocations: 0 / 1.007 GB, free: 10.29 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 3.767e-06/0.9124, allocations: 3.938 kB / 1.007 GB, free: 10.29 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0002256/0.9126, allocations: 0 / 1.007 GB, free: 10.29 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.009223/0.9218, allocations: 3.132 MB / 1.01 GB, free: 7.098 MB / 0.7637 GB
Notification: Performance of prepare preOptimizeDAE: time 4.49e-05/0.9219, allocations: 12.03 kB / 1.01 GB, free: 7.086 MB / 0.7637 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01252/0.9344, allocations: 2.352 MB / 1.012 GB, free: 4.727 MB / 0.7637 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00572/0.9402, allocations: 2.131 MB / 1.014 GB, free: 2.547 MB / 0.7637 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003002/0.9405, allocations: 271.1 kB / 1.015 GB, free: 2.281 MB / 0.7637 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001523/0.942, allocations: 348 kB / 1.015 GB, free: 1.941 MB / 0.7637 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01944/0.9615, allocations: 7.104 MB / 1.022 GB, free: 10.74 MB / 0.7794 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.363e-05/0.9616, allocations: 3.938 kB / 1.022 GB, free: 10.73 MB / 0.7794 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005602/0.9622, allocations: 156 kB / 1.022 GB, free: 10.58 MB / 0.7794 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004742/0.9627, allocations: 330.1 kB / 1.022 GB, free: 10.26 MB / 0.7794 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01807/0.9808, allocations: 6.981 MB / 1.029 GB, free: 3.262 MB / 0.7794 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04171/1.023, allocations: 26.66 MB / 1.055 GB, free: 6.434 MB / 0.8106 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008555/1.031, allocations: 4.986 MB / 1.06 GB, free: 1.137 MB / 0.8106 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005878/1.037, allocations: 2.593 MB / 1.063 GB, free: 14.53 MB / 0.8262 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003814/1.037, allocations: 139 kB / 1.063 GB, free: 14.37 MB / 0.8262 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.257e-05/1.038, allocations: 56.56 kB / 1.063 GB, free: 14.31 MB / 0.8262 GB
Notification: Performance of pre-optimization done (n=208): time 5.14e-06/1.038, allocations: 0 / 1.063 GB, free: 14.31 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 0.09523/1.133, allocations: 30.96 MB / 1.093 GB, free: 15.27 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002347/1.133, allocations: 239.5 kB / 1.093 GB, free: 14.98 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0025/1.136, allocations: 1.434 MB / 1.095 GB, free: 13.54 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005739/1.136, allocations: 73.7 kB / 1.095 GB, free: 13.46 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001144/1.137, allocations: 1.497 MB / 1.096 GB, free: 11.94 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001228/1.139, allocations: 0.9203 MB / 1.097 GB, free: 11.01 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002669/1.139, allocations: 64 kB / 1.097 GB, free: 10.95 MB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 0.0002492/1.139, allocations: 448.6 kB / 1.097 GB, free: 10.5 MB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005781/1.145, allocations: 2.645 MB / 1.1 GB, free: 7.852 MB / 0.8575 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0069/1.152, allocations: 3.54 MB / 1.104 GB, free: 3.934 MB / 0.8575 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006733/1.159, allocations: 3.091 MB / 1.107 GB, free: 0.8203 MB / 0.8575 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.68e-05/1.159, allocations: 8 kB / 1.107 GB, free: 0.8125 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 0.02905/1.188, allocations: 11 MB / 1.117 GB, free: 5.707 MB / 0.8731 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008529/1.189, allocations: 0.8631 MB / 1.118 GB, free: 4.469 MB / 0.8731 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.089e-05/1.189, allocations: 28 kB / 1.118 GB, free: 4.441 MB / 0.8731 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0203/1.209, allocations: 5.875 MB / 1.124 GB, free: 14.55 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004127/1.213, allocations: 0.9908 MB / 1.125 GB, free: 13.55 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0402/1.253, allocations: 25.87 MB / 1.15 GB, free: 3.254 MB / 0.9044 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003945/1.257, allocations: 0.5536 MB / 1.151 GB, free: 2.699 MB / 0.9044 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004108/1.258, allocations: 155.9 kB / 1.151 GB, free: 2.547 MB / 0.9044 GB
Notification: Performance of prepare postOptimizeDAE: time 7.855e-06/1.258, allocations: 4 kB / 1.151 GB, free: 2.543 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 0.006469/1.264, allocations: 3.083 MB / 1.154 GB, free: 15.43 MB / 0.92 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated