Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.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/NcDataReader2 2.5.1-master/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false)
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.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 0.001236/0.001236, allocations: 102.5 kB / 16.35 MB, free: 5.879 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001221/0.001221, allocations: 194.2 kB / 17.3 MB, free: 5.52 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.256/1.256, allocations: 222.9 MB / 241 MB, free: 15.16 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002022/0.002022, allocations: 280.2 kB / 291.4 MB, free: 14.47 MB / 238.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.8902/0.8902, allocations: 169.3 MB / 0.4989 GB, free: 4.461 MB / 382.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.001841/0.001841, allocations: 106.4 kB / 0.5967 GB, free: 14.38 MB / 414.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1546/0.1564, allocations: 86.97 MB / 0.6816 GB, free: 7.402 MB / 494.1 MB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.298/0.4545, allocations: 18.25 MB / 0.6995 GB, free: 9.793 MB / 494.1 MB
Notification: Performance of NFInst.instExpressions: time 0.01057/0.465, allocations: 6.808 MB / 0.7061 GB, free: 5.188 MB / 494.1 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001464/0.4665, allocations: 55.66 kB / 0.7062 GB, free: 5.18 MB / 494.1 MB
Notification: Performance of NFTyping.typeComponents: time 0.003185/0.4698, allocations: 1.47 MB / 0.7076 GB, free: 4.309 MB / 494.1 MB
Notification: Performance of NFTyping.typeBindings: time 0.003031/0.4728, allocations: 1.407 MB / 0.709 GB, free: 3.523 MB / 494.1 MB
Notification: Performance of NFTyping.typeClassSections: time 0.003465/0.4763, allocations: 1.291 MB / 0.7102 GB, free: 2.828 MB / 494.1 MB
Notification: Performance of NFFlatten.flatten: time 0.008074/0.4844, allocations: 5.466 MB / 0.7156 GB, free: 0.5156 MB / 494.1 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.008416/0.4929, allocations: 7.128 MB / 0.7225 GB, free: 13.72 MB / 0.4981 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004323/0.4972, allocations: 2.36 MB / 0.7248 GB, free: 12.66 MB / 0.4981 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004639/0.5019, allocations: 2.975 MB / 0.7277 GB, free: 11.38 MB / 0.4981 GB
Notification: Performance of NFPackage.collectConstants: time 0.0008945/0.5028, allocations: 0.5146 MB / 0.7282 GB, free: 11.38 MB / 0.4981 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002842/0.5056, allocations: 1.267 MB / 0.7295 GB, free: 10.98 MB / 0.4981 GB
Notification: Performance of NFScalarize.scalarize: time 0.002435/0.5081, allocations: 2.241 MB / 0.7317 GB, free: 9.586 MB / 0.4981 GB
Notification: Performance of NFVerifyModel.verify: time 0.003114/0.5112, allocations: 2.195 MB / 0.7338 GB, free: 8.027 MB / 0.4981 GB
Notification: Performance of NFConvertDAE.convert: time 0.00827/0.5195, allocations: 7.778 MB / 0.7414 GB, free: 2.027 MB / 0.4981 GB
Notification: Performance of FrontEnd - DAE generated: time 4.809e-06/0.5195, allocations: 0 / 0.7414 GB, free: 2.027 MB / 0.4981 GB
Notification: Performance of FrontEnd: time 2.093e-06/0.5195, allocations: 0 / 0.7414 GB, free: 2.027 MB / 0.4981 GB
Notification: Performance of Transformations before backend: time 0.0001737/0.5197, allocations: 0 / 0.7414 GB, free: 2.027 MB / 0.4981 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 0.008194/0.5279, allocations: 3.831 MB / 0.7451 GB, free: 14.14 MB / 0.5137 GB
Notification: Performance of prepare preOptimizeDAE: time 3.523e-05/0.5279, allocations: 8.031 kB / 0.7451 GB, free: 14.13 MB / 0.5137 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01109/0.539, allocations: 2.337 MB / 0.7474 GB, free: 11.79 MB / 0.5137 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004508/0.5436, allocations: 2.194 MB / 0.7496 GB, free: 9.547 MB / 0.5137 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001984/0.5438, allocations: 271.5 kB / 0.7498 GB, free: 9.281 MB / 0.5137 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007444/0.5445, allocations: 351.8 kB / 0.7502 GB, free: 8.938 MB / 0.5137 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01419/0.5587, allocations: 7.127 MB / 0.7571 GB, free: 1.703 MB / 0.5137 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.958e-05/0.5588, allocations: 11.88 kB / 0.7571 GB, free: 1.691 MB / 0.5137 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004168/0.5593, allocations: 148 kB / 0.7573 GB, free: 1.547 MB / 0.5137 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004227/0.5597, allocations: 326.1 kB / 0.7576 GB, free: 1.227 MB / 0.5137 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01478/0.5745, allocations: 7.005 MB / 0.7644 GB, free: 10.21 MB / 0.5294 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 0.0323/0.6068, allocations: 26.48 MB / 0.7903 GB, free: 13.54 MB / 0.5606 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007235/0.6141, allocations: 4.988 MB / 0.7952 GB, free: 8.254 MB / 0.5606 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005062/0.6192, allocations: 2.596 MB / 0.7977 GB, free: 5.641 MB / 0.5606 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000232/0.6194, allocations: 135 kB / 0.7978 GB, free: 5.492 MB / 0.5606 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.613e-05/0.6195, allocations: 64.48 kB / 0.7979 GB, free: 5.418 MB / 0.5606 GB
Notification: Performance of pre-optimization done (n=208): time 5.661e-06/0.6195, allocations: 0 / 0.7979 GB, free: 5.418 MB / 0.5606 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 0.09255/0.712, allocations: 30.96 MB / 0.8281 GB, free: 6.359 MB / 0.5919 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001082/0.7122, allocations: 235.6 kB / 0.8283 GB, free: 6.082 MB / 0.5919 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001909/0.7141, allocations: 1.45 MB / 0.8298 GB, free: 4.625 MB / 0.5919 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004537/0.7145, allocations: 65.7 kB / 0.8298 GB, free: 4.555 MB / 0.5919 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000858/0.7154, allocations: 1.493 MB / 0.8313 GB, free: 3.039 MB / 0.5919 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008588/0.7163, allocations: 0.9281 MB / 0.8322 GB, free: 2.098 MB / 0.5919 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001047/0.7173, allocations: 0.628 MB / 0.8328 GB, free: 1.461 MB / 0.5919 GB
Notification: Performance of setup shared object (initialization): time 8.564e-05/0.7174, allocations: 305.1 kB / 0.8331 GB, free: 1.16 MB / 0.5919 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005055/0.7225, allocations: 2.67 MB / 0.8357 GB, free: 14.48 MB / 0.6075 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005543/0.728, allocations: 3.544 MB / 0.8392 GB, free: 10.56 MB / 0.6075 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01107/0.7391, allocations: 6.383 MB / 0.8454 GB, free: 3.777 MB / 0.6075 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.628e-05/0.7392, allocations: 12 kB / 0.8454 GB, free: 3.766 MB / 0.6075 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 0.02585/0.765, allocations: 10.98 MB / 0.8561 GB, free: 8.68 MB / 0.6231 GB
Notification: Performance of prepare postOptimizeDAE: time 4.223e-05/0.7651, allocations: 18.19 kB / 0.8562 GB, free: 8.664 MB / 0.6231 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.524e-05/0.7652, allocations: 28 kB / 0.8562 GB, free: 8.637 MB / 0.6231 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01826/0.7834, allocations: 5.47 MB / 0.8615 GB, free: 3.152 MB / 0.6231 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003986/0.7874, allocations: 0.9827 MB / 0.8625 GB, free: 2.168 MB / 0.6231 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03919/0.8266, allocations: 28.16 MB / 0.89 GB, free: 5.559 MB / 0.6544 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004045/0.8307, allocations: 0.5536 MB / 0.8905 GB, free: 5.004 MB / 0.6544 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003425/0.8311, allocations: 152 kB / 0.8907 GB, free: 4.855 MB / 0.6544 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007206/0.8383, allocations: 3.964 MB / 0.8945 GB, free: 0.8828 MB / 0.6544 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005646/0.844, allocations: 3.517 MB / 0.898 GB, free: 12.99 MB / 0.67 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07897/0.9229, allocations: 24.56 MB / 0.922 GB, free: 3.918 MB / 0.6856 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.436e-05/0.923, allocations: 8 kB / 0.922 GB, free: 3.91 MB / 0.6856 GB
Warning: The linear system: 
1 : transformer.conv3.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.conv3.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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.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] ;
  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_n[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 0.0226/0.9456, allocations: 10.5 MB / 0.9322 GB, free: 9.27 MB / 0.7012 GB
Notification: Performance of prepare postOptimizeDAE: time 3.059e-05/0.9456, allocations: 16.56 kB / 0.9322 GB, free: 9.254 MB / 0.7012 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.48e-05/0.9457, allocations: 31.94 kB / 0.9323 GB, free: 9.223 MB / 0.7012 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01345/0.9591, allocations: 4.247 MB / 0.9364 GB, free: 4.957 MB / 0.7012 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004161/0.9633, allocations: 1.022 MB / 0.9374 GB, free: 3.934 MB / 0.7012 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3406/1.304, allocations: 27.1 MB / 0.9639 GB, free: 226 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004094/1.308, allocations: 0.5341 MB / 0.9644 GB, free: 226 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003599/1.308, allocations: 153.1 kB / 0.9645 GB, free: 225.9 MB / 0.7169 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.i2[2]) - line2.i1[2] - line2.i3[2]
         0.0 = (-line2.i2[1]) - line2.i1[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 0.000806/1.309, allocations: 399.2 kB / 0.9649 GB, free: 225.7 MB / 0.7169 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004868/1.31, allocations: 199.1 kB / 0.9651 GB, free: 225.7 MB / 0.7169 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 postOpt wrapFunctionCalls (simulation): time 0.0256/1.335, allocations: 10.17 MB / 0.975 GB, free: 222.9 MB / 0.7169 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.04e-05/1.335, allocations: 34.08 kB / 0.9751 GB, free: 222.9 MB / 0.7169 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.887e-05/1.336, allocations: 16.09 kB / 0.9751 GB, free: 222.9 MB / 0.7169 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.058e-05/1.336, allocations: 18.83 kB / 0.9751 GB, free: 222.9 MB / 0.7169 GB
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : 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]
3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : 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]
[
  -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.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1]
]
  =
[
  -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] ;
  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]
]
 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 0.03124/1.367, allocations: 16.26 MB / 0.991 GB, free: 217.2 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.927e-05/1.367, allocations: 8.188 kB / 0.991 GB, free: 217.2 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002967/1.37, allocations: 0.7378 MB / 0.9917 GB, free: 217.1 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01587/1.386, allocations: 5.095 MB / 0.9967 GB, free: 216.2 MB / 0.7169 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003872/1.386, allocations: 78.61 kB / 0.9967 GB, free: 216.1 MB / 0.7169 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02993/1.416, allocations: 27.23 MB / 1.023 GB, free: 196.8 MB / 0.7169 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.652e-06/1.416, allocations: 12.03 kB / 1.023 GB, free: 196.7 MB / 0.7169 GB
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.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] ;
  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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02019/1.436, allocations: 10.09 MB / 1.033 GB, free: 186.4 MB / 0.7169 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001732/1.438, allocations: 0.7182 MB / 1.034 GB, free: 185.7 MB / 0.7169 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003675/1.438, allocations: 56 kB / 1.034 GB, free: 185.6 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002881/1.441, allocations: 0.4992 MB / 1.034 GB, free: 185.1 MB / 0.7169 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006538/1.442, allocations: 230.3 kB / 1.035 GB, free: 184.9 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002111/1.442, allocations: 87.95 kB / 1.035 GB, free: 184.8 MB / 0.7169 GB
Notification: Performance of sorting global known variables: time 0.001057/1.443, allocations: 0.9828 MB / 1.036 GB, free: 183.8 MB / 0.7169 GB
Notification: Performance of sort global known variables: time 2e-07/1.443, allocations: 0 / 1.036 GB, free: 183.8 MB / 0.7169 GB
Notification: Performance of remove unused functions: time 0.005092/1.448, allocations: 1.848 MB / 1.038 GB, free: 182 MB / 0.7169 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)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0003586/1.449, allocations: 184.1 kB / 1.038 GB, free: 181.8 MB / 0.7169 GB
Notification: Performance of simCode: created initialization part: time 0.0224/1.471, allocations: 12.4 MB / 1.05 GB, free: 169.3 MB / 0.7169 GB
Notification: Performance of simCode: created event and clocks part: time 1.26e-05/1.471, allocations: 4 kB / 1.05 GB, free: 169.3 MB / 0.7169 GB
Notification: Performance of simCode: created simulation system equations: time 0.008497/1.48, allocations: 4.429 MB / 1.054 GB, free: 164.8 MB / 0.7169 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001888/1.482, allocations: 293.3 kB / 1.054 GB, free: 164.6 MB / 0.7169 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01866/1.5, allocations: 9.48 MB / 1.064 GB, free: 155 MB / 0.7169 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002334/1.503, allocations: 2.853 MB / 1.066 GB, free: 152.1 MB / 0.7169 GB
Notification: Performance of simCode: alias equations: time 0.003741/1.506, allocations: 1.643 MB / 1.068 GB, free: 150.4 MB / 0.7169 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000574/1.507, allocations: 171.3 kB / 1.068 GB, free: 150.3 MB / 0.7169 GB
Notification: Performance of SimCode: time 1.042e-06/1.507, allocations: 4 kB / 1.068 GB, free: 150.3 MB / 0.7169 GB
Notification: Performance of Templates: time 0.07882/1.586, allocations: 77.72 MB / 1.144 GB, free: 72.81 MB / 0.7169 GB
make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile
(rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=480 -s cvode -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1)