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 0.0008864/0.0008867, allocations: 91.53 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 0.001049/0.00105, 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 1.451/1.451, allocations: 223.3 MB / 240 MB, free: 5.43 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 2.499/2.499, allocations: 390.9 MB / 0.666 GB, free: 2.535 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003998/0.0003999, allocations: 8 kB / 0.8154 GB, free: 13.64 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8676/0.868, allocations: 142.4 MB / 0.9545 GB, free: 7.699 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01791/0.886, allocations: 16.57 MB / 0.9707 GB, free: 11.18 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.01237/0.8984, allocations: 6.506 MB / 0.977 GB, free: 6.066 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002436/0.9009, allocations: 44.59 kB / 0.977 GB, free: 6.059 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.001278/0.9022, allocations: 370.8 kB / 0.9774 GB, free: 5.746 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.004363/0.9065, allocations: 1.149 MB / 0.9785 GB, free: 4.859 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003025/0.9096, allocations: 0.7737 MB / 0.9793 GB, free: 4.297 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.008355/0.9179, allocations: 6.499 MB / 0.9856 GB, free: 15.52 MB / 0.7481 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01143/0.9294, allocations: 7.455 MB / 0.9929 GB, free: 8.008 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003885/0.9334, allocations: 1.713 MB / 0.9946 GB, free: 6.289 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004852/0.9382, allocations: 2.61 MB / 0.9971 GB, free: 3.672 MB / 0.7481 GB
Notification: Performance of NFPackage.collectConstants: time 0.0008919/0.9391, allocations: 240 kB / 0.9974 GB, free: 3.438 MB / 0.7481 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002684/0.9418, allocations: 0.6907 MB / 0.998 GB, free: 2.746 MB / 0.7481 GB
Notification: Performance of NFScalarize.scalarize: time 0.00262/0.9445, allocations: 1.879 MB / 0.9999 GB, free: 0.8633 MB / 0.7481 GB
Notification: Performance of NFVerifyModel.verify: time 0.001399/0.9459, allocations: 0.6991 MB / 1.001 GB, free: 160 kB / 0.7481 GB
Notification: Performance of NFConvertDAE.convert: time 0.007838/0.9537, allocations: 6.442 MB / 1.007 GB, free: 9.699 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 6.302e-06/0.9538, allocations: 3.938 kB / 1.007 GB, free: 9.695 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 2.685e-06/0.9538, allocations: 0 / 1.007 GB, free: 9.695 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0002704/0.9541, allocations: 0 / 1.007 GB, free: 9.695 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 0.009456/0.9635, allocations: 3.14 MB / 1.01 GB, free: 6.496 MB / 0.7637 GB
Notification: Performance of prepare preOptimizeDAE: time 5.719e-05/0.9636, allocations: 8.031 kB / 1.01 GB, free: 6.488 MB / 0.7637 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01183/0.9755, allocations: 2.352 MB / 1.012 GB, free: 4.129 MB / 0.7637 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006675/0.9822, allocations: 2.135 MB / 1.014 GB, free: 1.945 MB / 0.7637 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003677/0.9826, allocations: 267.1 kB / 1.015 GB, free: 1.684 MB / 0.7637 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001712/0.9843, allocations: 352 kB / 1.015 GB, free: 1.34 MB / 0.7637 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01668/1.001, allocations: 7.096 MB / 1.022 GB, free: 10.14 MB / 0.7794 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.174e-05/1.001, allocations: 15.84 kB / 1.022 GB, free: 10.13 MB / 0.7794 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000424/1.002, allocations: 144 kB / 1.022 GB, free: 9.988 MB / 0.7794 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004676/1.002, allocations: 338.1 kB / 1.022 GB, free: 9.656 MB / 0.7794 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0168/1.019, allocations: 6.981 MB / 1.029 GB, free: 2.66 MB / 0.7794 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03556/1.054, allocations: 26.66 MB / 1.055 GB, free: 5.828 MB / 0.8106 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007537/1.062, allocations: 4.984 MB / 1.06 GB, free: 0.543 MB / 0.8106 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005391/1.067, allocations: 2.596 MB / 1.063 GB, free: 13.93 MB / 0.8262 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002608/1.068, allocations: 131 kB / 1.063 GB, free: 13.78 MB / 0.8262 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.951e-05/1.068, allocations: 60.5 kB / 1.063 GB, free: 13.71 MB / 0.8262 GB
Notification: Performance of pre-optimization done (n=208): time 3.677e-06/1.068, allocations: 0 / 1.063 GB, free: 13.71 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 0.09416/1.162, allocations: 30.96 MB / 1.093 GB, free: 14.67 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001863/1.162, allocations: 247.5 kB / 1.093 GB, free: 14.38 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00265/1.165, allocations: 1.434 MB / 1.095 GB, free: 12.94 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006102/1.166, allocations: 69.7 kB / 1.095 GB, free: 12.86 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001415/1.167, allocations: 1.493 MB / 1.096 GB, free: 11.35 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001927/1.169, allocations: 0.9242 MB / 1.097 GB, free: 10.41 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002711/1.169, allocations: 71.94 kB / 1.097 GB, free: 10.34 MB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 0.0004175/1.17, allocations: 444.6 kB / 1.098 GB, free: 9.898 MB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005887/1.175, allocations: 2.641 MB / 1.1 GB, free: 7.254 MB / 0.8575 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007144/1.183, allocations: 3.544 MB / 1.104 GB, free: 3.332 MB / 0.8575 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006833/1.19, allocations: 3.087 MB / 1.107 GB, free: 228 kB / 0.8575 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.724e-05/1.19, allocations: 8 kB / 1.107 GB, free: 220 kB / 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 0.02839/1.218, allocations: 10.99 MB / 1.117 GB, free: 5.105 MB / 0.8731 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0009871/1.219, allocations: 0.8647 MB / 1.118 GB, free: 3.867 MB / 0.8731 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.65e-05/1.219, allocations: 28 kB / 1.118 GB, free: 3.84 MB / 0.8731 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02165/1.241, allocations: 5.88 MB / 1.124 GB, free: 13.95 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004642/1.245, allocations: 0.9906 MB / 1.125 GB, free: 12.96 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.044/1.289, allocations: 25.87 MB / 1.15 GB, free: 2.652 MB / 0.9044 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004052/1.294, allocations: 0.5497 MB / 1.151 GB, free: 2.102 MB / 0.9044 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004771/1.294, allocations: 151.9 kB / 1.151 GB, free: 1.953 MB / 0.9044 GB
Notification: Performance of prepare postOptimizeDAE: time 1.209e-05/1.294, allocations: 8 kB / 1.151 GB, free: 1.945 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 0.006777/1.301, allocations: 3.087 MB / 1.154 GB, free: 14.83 MB / 0.92 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated