Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_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 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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001249/0.001249, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001322/0.001322, allocations: 193 kB / 16.14 MB, free: 6.719 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.3/1.3, allocations: 222.9 MB / 239.8 MB, free: 4.613 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 2.365/2.365, allocations: 437 MB / 0.7099 GB, free: 5.344 MB / 0.5606 GB
Notification: Performance of FrontEnd - loaded program: time 0.001188/0.001188, allocations: 59.89 kB / 0.8687 GB, free: 5.066 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.5009/0.5021, allocations: 151.6 MB / 1.017 GB, free: 2.773 MB / 0.7637 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.0188/0.5209, allocations: 18.08 MB / 1.034 GB, free: 0.625 MB / 0.7794 GB
Notification: Performance of NFInst.instExpressions: time 0.01015/0.5311, allocations: 6.848 MB / 1.041 GB, free: 9.758 MB / 0.795 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001378/0.5325, allocations: 43.88 kB / 1.041 GB, free: 9.715 MB / 0.795 GB
Notification: Performance of NFTyping.typeComponents: time 0.003322/0.5358, allocations: 1.35 MB / 1.042 GB, free: 8.363 MB / 0.795 GB
Notification: Performance of NFTyping.typeBindings: time 0.002822/0.5387, allocations: 1.324 MB / 1.044 GB, free: 7.035 MB / 0.795 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00263/0.5413, allocations: 1.17 MB / 1.045 GB, free: 5.863 MB / 0.795 GB
Notification: Performance of NFFlatten.flatten: time 0.006823/0.5481, allocations: 8.487 MB / 1.053 GB, free: 13.36 MB / 0.8106 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009722/0.5579, allocations: 7.9 MB / 1.061 GB, free: 5.363 MB / 0.8106 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002794/0.5607, allocations: 1.978 MB / 1.063 GB, free: 3.379 MB / 0.8106 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004076/0.5648, allocations: 3.062 MB / 1.066 GB, free: 316 kB / 0.8106 GB
Notification: Performance of NFPackage.collectConstants: time 0.001128/0.5659, allocations: 368 kB / 1.066 GB, free: 15.95 MB / 0.8262 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002498/0.5684, allocations: 1.295 MB / 1.067 GB, free: 14.65 MB / 0.8262 GB
Notification: Performance of NFScalarize.scalarize: time 0.001822/0.5703, allocations: 2.082 MB / 1.069 GB, free: 12.57 MB / 0.8262 GB
Notification: Performance of NFVerifyModel.verify: time 0.00198/0.5722, allocations: 2.007 MB / 1.071 GB, free: 10.55 MB / 0.8262 GB
Notification: Performance of NFConvertDAE.convert: time 0.006262/0.5785, allocations: 7.623 MB / 1.079 GB, free: 2.906 MB / 0.8262 GB
Notification: Performance of FrontEnd - DAE generated: time 6.532e-06/0.5785, allocations: 3.984 kB / 1.079 GB, free: 2.902 MB / 0.8262 GB
Notification: Performance of FrontEnd: time 1.743e-06/0.5785, allocations: 0 / 1.079 GB, free: 2.902 MB / 0.8262 GB
Notification: Performance of Transformations before backend: time 0.0001303/0.5787, allocations: 0 / 1.079 GB, free: 2.902 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.007124/0.5858, allocations: 3.795 MB / 1.083 GB, free: 15.05 MB / 0.8419 GB
Notification: Performance of prepare preOptimizeDAE: time 4.676e-05/0.5859, allocations: 8.031 kB / 1.083 GB, free: 15.04 MB / 0.8419 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007194/0.5866, allocations: 0.5384 MB / 1.083 GB, free: 14.49 MB / 0.8419 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0113/0.5979, allocations: 2.341 MB / 1.085 GB, free: 12.14 MB / 0.8419 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003881/0.6018, allocations: 2.159 MB / 1.087 GB, free: 9.941 MB / 0.8419 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001586/0.602, allocations: 263.2 kB / 1.088 GB, free: 9.684 MB / 0.8419 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005889/0.6026, allocations: 348 kB / 1.088 GB, free: 9.344 MB / 0.8419 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01159/0.6142, allocations: 7.087 MB / 1.095 GB, free: 2.156 MB / 0.8419 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.864e-05/0.6143, allocations: 7.938 kB / 1.095 GB, free: 2.148 MB / 0.8419 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003871/0.6146, allocations: 148 kB / 1.095 GB, free: 2.004 MB / 0.8419 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004077/0.6151, allocations: 330 kB / 1.095 GB, free: 1.68 MB / 0.8419 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01288/0.628, allocations: 6.985 MB / 1.102 GB, free: 10.68 MB / 0.8575 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02645/0.6544, allocations: 26.55 MB / 1.128 GB, free: 13.96 MB / 0.8887 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007122/0.6616, allocations: 4.996 MB / 1.133 GB, free: 8.652 MB / 0.8887 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005185/0.6668, allocations: 2.596 MB / 1.136 GB, free: 6.039 MB / 0.8887 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000233/0.667, allocations: 131 kB / 1.136 GB, free: 5.895 MB / 0.8887 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.049e-05/0.6671, allocations: 64.44 kB / 1.136 GB, free: 5.82 MB / 0.8887 GB
Notification: Performance of pre-optimization done (n=208): time 4.288e-06/0.6671, allocations: 0 / 1.136 GB, free: 5.82 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.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 0.09609/0.7632, allocations: 30.89 MB / 1.166 GB, free: 6.836 MB / 0.92 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001171/0.7633, allocations: 243.6 kB / 1.166 GB, free: 6.551 MB / 0.92 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001932/0.7653, allocations: 1.396 MB / 1.168 GB, free: 5.145 MB / 0.92 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004935/0.7658, allocations: 69.7 kB / 1.168 GB, free: 5.07 MB / 0.92 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009292/0.7667, allocations: 1.485 MB / 1.169 GB, free: 3.562 MB / 0.92 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001022/0.7678, allocations: 0.9204 MB / 1.17 GB, free: 2.629 MB / 0.92 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001121/0.7689, allocations: 0.6318 MB / 1.171 GB, free: 1.988 MB / 0.92 GB
Notification: Performance of setup shared object (initialization): time 9.113e-05/0.769, allocations: 301.1 kB / 1.171 GB, free: 1.691 MB / 0.92 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00535/0.7743, allocations: 2.674 MB / 1.174 GB, free: 15.01 MB / 0.9356 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005723/0.7801, allocations: 3.548 MB / 1.177 GB, free: 11.08 MB / 0.9356 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01161/0.7917, allocations: 6.383 MB / 1.183 GB, free: 4.301 MB / 0.9356 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.481e-05/0.7918, allocations: 8 kB / 1.183 GB, free: 4.293 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.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 0.02609/0.8179, allocations: 10.95 MB / 1.194 GB, free: 9.238 MB / 0.9512 GB
Notification: Performance of prepare postOptimizeDAE: time 4.076e-05/0.8179, allocations: 16 kB / 1.194 GB, free: 9.223 MB / 0.9512 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.68e-05/0.818, allocations: 28 kB / 1.194 GB, free: 9.195 MB / 0.9512 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01934/0.8373, allocations: 5.482 MB / 1.199 GB, free: 3.695 MB / 0.9512 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00395/0.8413, allocations: 0.9867 MB / 1.2 GB, free: 2.707 MB / 0.9512 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03919/0.8805, allocations: 25.75 MB / 1.225 GB, free: 8.516 MB / 0.9825 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003991/0.8845, allocations: 0.5497 MB / 1.226 GB, free: 7.965 MB / 0.9825 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000631/0.8852, allocations: 148 kB / 1.226 GB, free: 7.82 MB / 0.9825 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00777/0.893, allocations: 3.965 MB / 1.23 GB, free: 3.848 MB / 0.9825 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005621/0.8986, allocations: 3.517 MB / 1.233 GB, free: 15.96 MB / 0.9981 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.5666/1.465, allocations: 24.55 MB / 1.257 GB, free: 209.8 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.029e-05/1.465, allocations: 7.688 kB / 1.257 GB, free: 209.8 MB / 0.9981 GB
Warning: The linear system: 
1 : transformer.conv1.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[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[2] ;
  line2.v1_p[2] ;
  line2.v3_p[2] ;
  line2.v3_n[2]
]
  =
[
  -transformer.conv1.V2[2] ;
  line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ;
  -loadRL.load3.v[2] ;
  line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1]
]
 might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : 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]
3 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : 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]
[
  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.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1]
]
  =
[
  -loadRL.load1.v[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] ;
  -transformer.conv2.V2[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]
]
 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_lambda0): time 0.02467/1.49, allocations: 10.49 MB / 1.268 GB, free: 207.3 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 3.391e-05/1.49, allocations: 16.41 kB / 1.268 GB, free: 207.3 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.605e-05/1.49, allocations: 30.31 kB / 1.268 GB, free: 207.3 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01412/1.504, allocations: 4.244 MB / 1.272 GB, free: 206.8 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003997/1.508, allocations: 1.036 MB / 1.273 GB, free: 206.7 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02645/1.535, allocations: 24.95 MB / 1.297 GB, free: 190.1 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003541/1.538, allocations: 0.5376 MB / 1.298 GB, free: 189.8 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002625/1.539, allocations: 148.8 kB / 1.298 GB, free: 189.8 MB / 0.9981 GB
Warning: Assuming fixed start value for the following 2 variables:
         node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true )  "Voltage vector" type: Real [3,2]
         node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true )  "Voltage vector" type: Real [3,2]
Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system:
         0.0 = (-line2.i1[2]) - line2.i2[2] - line2.i3[2]
         0.0 = (-line2.i1[1]) - line2.i2[1] - line2.i3[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.0006879/1.539, allocations: 401.9 kB / 1.298 GB, free: 189.5 MB / 0.9981 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004432/1.54, allocations: 197.3 kB / 1.298 GB, free: 189.5 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[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] ;
  -transformer.conv2.V2[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] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02258/1.562, allocations: 10.17 MB / 1.308 GB, free: 181 MB / 0.9981 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.321e-05/1.562, allocations: 28 kB / 1.308 GB, free: 181 MB / 0.9981 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.679e-05/1.562, allocations: 12 kB / 1.308 GB, free: 181 MB / 0.9981 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.829e-05/1.562, allocations: 11.95 kB / 1.308 GB, free: 181 MB / 0.9981 GB
Warning: The linear system: 
1 : 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]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : 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]
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.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[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] ;
  -loadRL.load1.v[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] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02991/1.592, allocations: 16.32 MB / 1.324 GB, free: 164.5 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.255e-05/1.592, allocations: 12.22 kB / 1.324 GB, free: 164.5 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003018/1.595, allocations: 0.7333 MB / 1.325 GB, free: 163.8 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01669/1.612, allocations: 5.106 MB / 1.33 GB, free: 158.7 MB / 0.9981 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005161/1.613, allocations: 67.95 kB / 1.33 GB, free: 158.6 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02954/1.642, allocations: 24.82 MB / 1.354 GB, free: 133.3 MB / 0.9981 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.082e-06/1.642, allocations: 12.03 kB / 1.354 GB, free: 133.3 MB / 0.9981 GB
Warning: The linear system: 
1 : 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]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : 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]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[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] ;
  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]
]
 might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02157/1.664, allocations: 10.13 MB / 1.364 GB, free: 122.9 MB / 0.9981 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001222/1.665, allocations: 0.7198 MB / 1.365 GB, free: 122.2 MB / 0.9981 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003583/1.665, allocations: 55.89 kB / 1.365 GB, free: 122.1 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002917/1.668, allocations: 0.4992 MB / 1.366 GB, free: 121.6 MB / 0.9981 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006554/1.669, allocations: 230.3 kB / 1.366 GB, free: 121.4 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002038/1.669, allocations: 87.95 kB / 1.366 GB, free: 121.3 MB / 0.9981 GB
Notification: Performance of sorting global known variables: time 0.0009415/1.67, allocations: 0.9528 MB / 1.367 GB, free: 120.4 MB / 0.9981 GB
Notification: Performance of sort global known variables: time 1.91e-07/1.67, allocations: 3.938 kB / 1.367 GB, free: 120.4 MB / 0.9981 GB
Notification: Performance of remove unused functions: time 0.00515/1.675, allocations: 1.836 MB / 1.369 GB, free: 118.5 MB / 0.9981 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Warning: The linear system: 
1 : 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]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : 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]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[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] ;
  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]
]
 might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of Backend phase and start with SimCode phase: time 0.02184/1.697, allocations: 10.79 MB / 1.379 GB, free: 107.5 MB / 0.9981 GB
Notification: Performance of simCode: created initialization part: time 0.02394/1.721, allocations: 12.36 MB / 1.391 GB, free: 95.04 MB / 0.9981 GB
Notification: Performance of simCode: created event and clocks part: time 1.176e-05/1.721, allocations: 8.188 kB / 1.391 GB, free: 95.03 MB / 0.9981 GB
Notification: Performance of simCode: created simulation system equations: time 0.008672/1.73, allocations: 4.374 MB / 1.395 GB, free: 90.61 MB / 0.9981 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001998/1.732, allocations: 260.4 kB / 1.396 GB, free: 90.36 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 simCode: created linear, non-linear and system jacobian parts: time 0.08189/1.814, allocations: 45.2 MB / 1.44 GB, free: 43.23 MB / 0.9981 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002832/1.817, allocations: 2.837 MB / 1.443 GB, free: 40.36 MB / 0.9981 GB
Notification: Performance of simCode: alias equations: time 0.004599/1.821, allocations: 1.645 MB / 1.444 GB, free: 38.71 MB / 0.9981 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001491/1.823, allocations: 1.206 MB / 1.445 GB, free: 37.5 MB / 0.9981 GB
Notification: Performance of SimCode: time 6.41e-07/1.823, allocations: 3.938 kB / 1.445 GB, free: 37.5 MB / 0.9981 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 1.084/2.907, allocations: 98.07 MB / 1.541 GB, free: 3.828 MB / 1.061 GB
Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0004168/2.907, allocations: 298.6 kB / 1.541 GB, free: 3.449 MB / 1.061 GB
Notification: Performance of buildModelFMU: Generate platform static: time 3.39/6.298, allocations: 0 / 1.541 GB, free: 3.449 MB / 1.061 GB
(rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.mat --tempDir=temp_Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)
TODO: How the !@#!# did the simulation report success but simulation result Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.mat does not exist to compare? outputFormat=mat