Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_1.6_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 12.0.0-master/package.mo", uses=false)
Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/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="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_1.6_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_1.6_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 0.0007914/0.0007914, allocations: 97.8 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 0.005082/0.005082, allocations: 170.2 kB / 16.27 MB, free: 6.652 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.427/1.427, allocations: 223.3 MB / 240.3 MB, free: 5.348 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.96/2.96, allocations: 473.4 MB / 0.7469 GB, free: 6.055 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003837/0.0003837, allocations: 11.66 kB / 0.9158 GB, free: 33.2 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3714/0.3718, allocations: 162.2 MB / 1.074 GB, free: 7.535 MB / 0.8262 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01975/0.3916, allocations: 17.48 MB / 1.091 GB, free: 5.992 MB / 0.8419 GB
Notification: Performance of NFInst.instExpressions: time 0.0115/0.4031, allocations: 6.774 MB / 1.098 GB, free: 15.2 MB / 0.8575 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001792/0.405, allocations: 47.81 kB / 1.098 GB, free: 15.15 MB / 0.8575 GB
Notification: Performance of NFTyping.typeComponents: time 0.001082/0.4061, allocations: 369.4 kB / 1.098 GB, free: 14.79 MB / 0.8575 GB
Notification: Performance of NFTyping.typeBindings: time 0.00344/0.4095, allocations: 1.339 MB / 1.1 GB, free: 13.45 MB / 0.8575 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002624/0.4122, allocations: 0.9828 MB / 1.101 GB, free: 12.46 MB / 0.8575 GB
Notification: Performance of NFFlatten.flatten: time 0.008669/0.4208, allocations: 8.499 MB / 1.109 GB, free: 3.945 MB / 0.8575 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0125/0.4334, allocations: 8.295 MB / 1.117 GB, free: 11.56 MB / 0.8731 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003539/0.437, allocations: 1.654 MB / 1.119 GB, free: 9.898 MB / 0.8731 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004867/0.4418, allocations: 2.64 MB / 1.121 GB, free: 7.25 MB / 0.8731 GB
Notification: Performance of NFPackage.collectConstants: time 0.0007807/0.4427, allocations: 240 kB / 1.121 GB, free: 7.016 MB / 0.8731 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002792/0.4455, allocations: 1.174 MB / 1.122 GB, free: 5.84 MB / 0.8731 GB
Notification: Performance of NFScalarize.scalarize: time 0.002511/0.448, allocations: 1.89 MB / 1.124 GB, free: 3.945 MB / 0.8731 GB
Notification: Performance of NFVerifyModel.verify: time 0.002469/0.4505, allocations: 1.778 MB / 1.126 GB, free: 2.152 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.01011/0.4606, allocations: 7.395 MB / 1.133 GB, free: 10.73 MB / 0.8887 GB
Notification: Performance of FrontEnd - DAE generated: time 9.788e-06/0.4606, allocations: 3.984 kB / 1.133 GB, free: 10.73 MB / 0.8887 GB
Notification: Performance of FrontEnd: time 2.445e-06/0.4607, allocations: 0 / 1.133 GB, free: 10.73 MB / 0.8887 GB
Notification: Performance of Transformations before backend: time 0.000297/0.461, allocations: 4 kB / 1.133 GB, free: 10.73 MB / 0.8887 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 0.01053/0.4715, allocations: 3.07 MB / 1.136 GB, free: 7.598 MB / 0.8887 GB
Notification: Performance of prepare preOptimizeDAE: time 5.983e-05/0.4716, allocations: 11.97 kB / 1.136 GB, free: 7.586 MB / 0.8887 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01413/0.4857, allocations: 2.423 MB / 1.139 GB, free: 5.156 MB / 0.8887 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00508/0.4908, allocations: 2.151 MB / 1.141 GB, free: 2.961 MB / 0.8887 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002478/0.4911, allocations: 263.4 kB / 1.141 GB, free: 2.703 MB / 0.8887 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001238/0.4924, allocations: 351.9 kB / 1.141 GB, free: 2.359 MB / 0.8887 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01908/0.5115, allocations: 7.126 MB / 1.148 GB, free: 11.13 MB / 0.9044 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.545e-05/0.5116, allocations: 7.938 kB / 1.148 GB, free: 11.12 MB / 0.9044 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006648/0.5123, allocations: 148 kB / 1.148 GB, free: 10.97 MB / 0.9044 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005031/0.5128, allocations: 330 kB / 1.149 GB, free: 10.65 MB / 0.9044 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01859/0.5314, allocations: 7.028 MB / 1.156 GB, free: 3.609 MB / 0.9044 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04828/0.5797, allocations: 26.67 MB / 1.182 GB, free: 6.762 MB / 0.9356 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009307/0.5891, allocations: 4.995 MB / 1.187 GB, free: 1.457 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006124/0.5953, allocations: 2.592 MB / 1.189 GB, free: 14.84 MB / 0.9512 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002949/0.5956, allocations: 131 kB / 1.189 GB, free: 14.7 MB / 0.9512 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001037/0.5957, allocations: 64.5 kB / 1.189 GB, free: 14.62 MB / 0.9512 GB
Notification: Performance of pre-optimization done (n=208): time 4.439e-06/0.5957, allocations: 0 / 1.189 GB, free: 14.62 MB / 0.9512 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 0.1246/0.7203, allocations: 30.98 MB / 1.22 GB, free: 15.57 MB / 0.9825 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001626/0.7206, allocations: 239.6 kB / 1.22 GB, free: 15.29 MB / 0.9825 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002628/0.7232, allocations: 1.419 MB / 1.221 GB, free: 13.86 MB / 0.9825 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007015/0.7239, allocations: 81.64 kB / 1.221 GB, free: 13.77 MB / 0.9825 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001225/0.7251, allocations: 1.489 MB / 1.223 GB, free: 12.26 MB / 0.9825 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001314/0.7265, allocations: 0.9126 MB / 1.224 GB, free: 11.33 MB / 0.9825 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004957/0.727, allocations: 256.4 kB / 1.224 GB, free: 11.07 MB / 0.9825 GB
Notification: Performance of setup shared object (initialization): time 0.0001209/0.7271, allocations: 301.1 kB / 1.224 GB, free: 10.78 MB / 0.9825 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006383/0.7335, allocations: 2.68 MB / 1.227 GB, free: 8.094 MB / 0.9825 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007848/0.7414, allocations: 3.571 MB / 1.23 GB, free: 4.145 MB / 0.9825 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01381/0.7552, allocations: 6.406 MB / 1.236 GB, free: 13.34 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.254e-05/0.7553, allocations: 8 kB / 1.236 GB, free: 13.33 MB / 0.9981 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 0.03093/0.7862, allocations: 11.07 MB / 1.247 GB, free: 2.156 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007593/0.787, allocations: 0.8638 MB / 1.248 GB, free: 0.918 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.064e-05/0.787, allocations: 28 kB / 1.248 GB, free: 0.8906 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.7153/1.502, allocations: 5.971 MB / 1.254 GB, free: 161 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005028/1.507, allocations: 0.9992 MB / 1.255 GB, free: 161 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04432/1.552, allocations: 25.95 MB / 1.28 GB, free: 149.9 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004765/1.557, allocations: 0.5694 MB / 1.281 GB, free: 149.9 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004035/1.557, allocations: 154.2 kB / 1.281 GB, free: 149.8 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 9.638e-06/1.557, allocations: 8.031 kB / 1.281 GB, free: 149.8 MB / 0.9981 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 0.006696/1.564, allocations: 3.117 MB / 1.284 GB, free: 148.7 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated