Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 10.1.0-maint.10.0.x/package.mo", uses=false)
Using package Buildings with version 10.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.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.UnbalancedStepDown.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_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001017/0.001018, allocations: 99.5 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 0.001399/0.001399, allocations: 181.1 kB / 16.92 MB, free: 6.895 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.373/1.373, allocations: 223.3 MB / 241 MB, free: 5.324 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.x/package.mo): time 2.701/2.701, allocations: 437.8 MB / 0.7128 GB, free: 7.027 MB / 0.5606 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003526/0.0003528, allocations: 8 kB / 0.8735 GB, free: 3.281 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6618/0.6622, allocations: 153.8 MB / 1.024 GB, free: 15.85 MB / 0.7794 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02037/0.6826, allocations: 17.57 MB / 1.041 GB, free: 14.22 MB / 0.795 GB
Notification: Performance of NFInst.instExpressions: time 0.01126/0.6939, allocations: 6.782 MB / 1.048 GB, free: 7.422 MB / 0.795 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001558/0.6955, allocations: 43.88 kB / 1.048 GB, free: 7.379 MB / 0.795 GB
Notification: Performance of NFTyping.typeComponents: time 0.001323/0.6969, allocations: 377.3 kB / 1.048 GB, free: 7.008 MB / 0.795 GB
Notification: Performance of NFTyping.typeBindings: time 0.003541/0.7004, allocations: 1.359 MB / 1.049 GB, free: 5.645 MB / 0.795 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002625/0.7031, allocations: 0.9789 MB / 1.05 GB, free: 4.664 MB / 0.795 GB
Notification: Performance of NFFlatten.flatten: time 0.008364/0.7114, allocations: 8.51 MB / 1.058 GB, free: 12.14 MB / 0.8106 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01231/0.7238, allocations: 8.351 MB / 1.067 GB, free: 3.695 MB / 0.8106 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002982/0.7268, allocations: 1.662 MB / 1.068 GB, free: 2.027 MB / 0.8106 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004272/0.7311, allocations: 2.644 MB / 1.071 GB, free: 15.38 MB / 0.8262 GB
Notification: Performance of NFPackage.collectConstants: time 0.001009/0.7321, allocations: 240 kB / 1.071 GB, free: 15.14 MB / 0.8262 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002809/0.7349, allocations: 1.178 MB / 1.072 GB, free: 13.96 MB / 0.8262 GB
Notification: Performance of NFScalarize.scalarize: time 0.002757/0.7377, allocations: 1.89 MB / 1.074 GB, free: 12.07 MB / 0.8262 GB
Notification: Performance of NFVerifyModel.verify: time 0.003344/0.741, allocations: 1.809 MB / 1.076 GB, free: 10.24 MB / 0.8262 GB
Notification: Performance of NFConvertDAE.convert: time 0.006797/0.7478, allocations: 6.473 MB / 1.082 GB, free: 3.754 MB / 0.8262 GB
Notification: Performance of FrontEnd - DAE generated: time 3.206e-06/0.7479, allocations: 4 kB / 1.082 GB, free: 3.75 MB / 0.8262 GB
Notification: Performance of FrontEnd: time 2.024e-06/0.7479, allocations: 0 / 1.082 GB, free: 3.75 MB / 0.8262 GB
Notification: Performance of Transformations before backend: time 0.0001814/0.7481, allocations: 0 / 1.082 GB, free: 3.75 MB / 0.8262 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 0.006999/0.7551, allocations: 3.095 MB / 1.085 GB, free: 0.5977 MB / 0.8262 GB
Notification: Performance of prepare preOptimizeDAE: time 5.225e-05/0.7551, allocations: 8.031 kB / 1.085 GB, free: 0.5898 MB / 0.8262 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01343/0.7686, allocations: 2.423 MB / 1.088 GB, free: 14.16 MB / 0.8419 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00488/0.7735, allocations: 2.167 MB / 1.09 GB, free: 11.95 MB / 0.8419 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002885/0.7738, allocations: 271.5 kB / 1.09 GB, free: 11.68 MB / 0.8419 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001599/0.7754, allocations: 343.9 kB / 1.09 GB, free: 11.35 MB / 0.8419 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01796/0.7934, allocations: 7.163 MB / 1.097 GB, free: 4.086 MB / 0.8419 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001501/0.7936, allocations: 3.938 kB / 1.097 GB, free: 4.082 MB / 0.8419 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001108/0.7947, allocations: 152 kB / 1.097 GB, free: 3.934 MB / 0.8419 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000563/0.7953, allocations: 334.1 kB / 1.098 GB, free: 3.605 MB / 0.8419 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01823/0.8135, allocations: 7.051 MB / 1.105 GB, free: 12.54 MB / 0.8575 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04145/0.855, allocations: 26.8 MB / 1.131 GB, free: 15.55 MB / 0.8887 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009475/0.8645, allocations: 4.992 MB / 1.136 GB, free: 10.25 MB / 0.8887 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006632/0.8712, allocations: 2.585 MB / 1.138 GB, free: 7.648 MB / 0.8887 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000395/0.8717, allocations: 131 kB / 1.138 GB, free: 7.504 MB / 0.8887 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.427e-05/0.8718, allocations: 60.52 kB / 1.138 GB, free: 7.434 MB / 0.8887 GB
Notification: Performance of pre-optimization done (n=208): time 5.911e-06/0.8718, allocations: 0 / 1.138 GB, free: 7.434 MB / 0.8887 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.conv1.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.conv1.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 0.1124/0.9842, allocations: 31.04 MB / 1.169 GB, free: 8.309 MB / 0.92 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001343/0.9843, allocations: 239.6 kB / 1.169 GB, free: 8.027 MB / 0.92 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002259/0.9866, allocations: 1.469 MB / 1.17 GB, free: 6.551 MB / 0.92 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005377/0.9872, allocations: 73.7 kB / 1.17 GB, free: 6.473 MB / 0.92 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009679/0.9881, allocations: 1.489 MB / 1.172 GB, free: 4.961 MB / 0.92 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009931/0.9891, allocations: 0.9321 MB / 1.173 GB, free: 4.016 MB / 0.92 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004421/0.9896, allocations: 252.4 kB / 1.173 GB, free: 3.762 MB / 0.92 GB
Notification: Performance of setup shared object (initialization): time 9.12e-05/0.9897, allocations: 305.1 kB / 1.173 GB, free: 3.461 MB / 0.92 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005927/0.9956, allocations: 2.676 MB / 1.176 GB, free: 0.7812 MB / 0.92 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006659/1.002, allocations: 3.567 MB / 1.179 GB, free: 12.84 MB / 0.9356 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01293/1.015, allocations: 6.414 MB / 1.186 GB, free: 6.023 MB / 0.9356 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.628e-05/1.015, allocations: 8 kB / 1.186 GB, free: 6.016 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.conv1.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.conv1.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 0.03058/1.046, allocations: 11.09 MB / 1.197 GB, free: 10.82 MB / 0.9512 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007377/1.047, allocations: 0.8626 MB / 1.197 GB, free: 9.578 MB / 0.9512 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.662e-05/1.047, allocations: 28 kB / 1.197 GB, free: 9.551 MB / 0.9512 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0229/1.07, allocations: 5.965 MB / 1.203 GB, free: 3.566 MB / 0.9512 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004584/1.074, allocations: 0.9867 MB / 1.204 GB, free: 2.578 MB / 0.9512 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04207/1.116, allocations: 25.95 MB / 1.23 GB, free: 8.195 MB / 0.9825 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00467/1.121, allocations: 0.577 MB / 1.23 GB, free: 7.617 MB / 0.9825 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005348/1.122, allocations: 155.9 kB / 1.23 GB, free: 7.465 MB / 0.9825 GB
Notification: Performance of prepare postOptimizeDAE: time 1.292e-05/1.122, allocations: 4 kB / 1.23 GB, free: 7.461 MB / 0.9825 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 0.007331/1.129, allocations: 3.114 MB / 1.233 GB, free: 4.32 MB / 0.9825 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated