Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo", uses=false)
Using package Buildings with version 11.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_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 0.007392/0.007392, allocations: 97.23 kB / 15.73 MB, free: 6.051 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001727/0.001727, allocations: 194.8 kB / 16.67 MB, free: 5.977 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.31/1.31, allocations: 222.9 MB / 240.4 MB, free: 4.297 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.56/2.56, allocations: 461.9 MB / 0.7348 GB, free: 14.63 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.001277/0.001277, allocations: 63.91 kB / 1.054 GB, free: 7.586 MB / 0.8106 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3062/0.3075, allocations: 157.4 MB / 1.207 GB, free: 10.08 MB / 0.9669 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.0218/0.3294, allocations: 18.26 MB / 1.225 GB, free: 7.746 MB / 0.9825 GB
Notification: Performance of NFInst.instExpressions: time 0.0122/0.3416, allocations: 6.878 MB / 1.232 GB, free: 0.8516 MB / 0.9825 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001731/0.3434, allocations: 59.81 kB / 1.232 GB, free: 0.793 MB / 0.9825 GB
Notification: Performance of NFTyping.typeComponents: time 0.003526/0.3469, allocations: 1.456 MB / 1.233 GB, free: 15.33 MB / 0.9981 GB
Notification: Performance of NFTyping.typeBindings: time 0.003731/0.3507, allocations: 1.443 MB / 1.235 GB, free: 13.88 MB / 0.9981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003239/0.3539, allocations: 1.274 MB / 1.236 GB, free: 12.61 MB / 0.9981 GB
Notification: Performance of NFFlatten.flatten: time 0.006322/0.3603, allocations: 5.468 MB / 1.241 GB, free: 7.129 MB / 0.9981 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.6212/0.9815, allocations: 7.117 MB / 1.248 GB, free: 11.39 MB / 0.9981 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003848/0.9854, allocations: 2.377 MB / 1.251 GB, free: 11.35 MB / 0.9981 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004507/0.9899, allocations: 2.968 MB / 1.254 GB, free: 11.11 MB / 0.9981 GB
Notification: Performance of NFPackage.collectConstants: time 0.000812/0.9908, allocations: 0.5135 MB / 1.254 GB, free: 11.11 MB / 0.9981 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002285/0.9931, allocations: 1.274 MB / 1.255 GB, free: 11.11 MB / 0.9981 GB
Notification: Performance of NFScalarize.scalarize: time 0.002251/0.9953, allocations: 2.246 MB / 1.258 GB, free: 10.98 MB / 0.9981 GB
Notification: Performance of NFVerifyModel.verify: time 0.003181/0.9985, allocations: 2.19 MB / 1.26 GB, free: 10.46 MB / 0.9981 GB
Notification: Performance of NFConvertDAE.convert: time 0.01035/1.009, allocations: 7.783 MB / 1.267 GB, free: 9.809 MB / 0.9981 GB
Notification: Performance of FrontEnd - DAE generated: time 5.801e-06/1.009, allocations: 0.5312 kB / 1.267 GB, free: 9.809 MB / 0.9981 GB
Notification: Performance of FrontEnd: time 1.623e-06/1.009, allocations: 0 / 1.267 GB, free: 9.809 MB / 0.9981 GB
Notification: Performance of Transformations before backend: time 0.0002367/1.009, allocations: 0.5312 kB / 1.267 GB, free: 9.809 MB / 0.9981 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 0.01086/1.02, allocations: 3.826 MB / 1.271 GB, free: 8.387 MB / 0.9981 GB
Notification: Performance of prepare preOptimizeDAE: time 4.422e-05/1.02, allocations: 11.16 kB / 1.271 GB, free: 8.387 MB / 0.9981 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0009576/1.021, allocations: 0.5416 MB / 1.272 GB, free: 8.328 MB / 0.9981 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01355/1.035, allocations: 2.417 MB / 1.274 GB, free: 8.141 MB / 0.9981 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007497/1.042, allocations: 2.187 MB / 1.276 GB, free: 7.691 MB / 0.9981 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003109/1.042, allocations: 272 kB / 1.276 GB, free: 7.684 MB / 0.9981 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.00226/1.045, allocations: 348.9 kB / 1.277 GB, free: 7.684 MB / 0.9981 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01833/1.063, allocations: 7.16 MB / 1.284 GB, free: 7.312 MB / 0.9981 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.042e-05/1.063, allocations: 5.344 kB / 1.284 GB, free: 7.312 MB / 0.9981 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005464/1.064, allocations: 149.7 kB / 1.284 GB, free: 7.312 MB / 0.9981 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005283/1.064, allocations: 333.3 kB / 1.284 GB, free: 7.305 MB / 0.9981 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01768/1.082, allocations: 7.054 MB / 1.291 GB, free: 6.699 MB / 0.9981 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03849/1.121, allocations: 26.5 MB / 1.317 GB, free: 2.305 MB / 1.014 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009164/1.13, allocations: 4.985 MB / 1.322 GB, free: 14.92 MB / 1.029 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0065/1.136, allocations: 2.617 MB / 1.324 GB, free: 13.6 MB / 1.029 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003324/1.137, allocations: 127.6 kB / 1.324 GB, free: 13.49 MB / 1.029 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.272e-05/1.137, allocations: 69.7 kB / 1.324 GB, free: 13.43 MB / 1.029 GB
Notification: Performance of pre-optimization done (n=208): time 3.867e-06/1.137, allocations: 0 / 1.324 GB, free: 13.43 MB / 1.029 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 0.1098/1.246, allocations: 30.96 MB / 1.355 GB, free: 11.68 MB / 1.045 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001253/1.247, allocations: 243.2 kB / 1.355 GB, free: 11.39 MB / 1.045 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002643/1.249, allocations: 1.469 MB / 1.356 GB, free: 9.918 MB / 1.045 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006909/1.25, allocations: 69.7 kB / 1.356 GB, free: 9.844 MB / 1.045 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001252/1.251, allocations: 1.496 MB / 1.358 GB, free: 8.336 MB / 1.045 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001464/1.253, allocations: 0.9176 MB / 1.359 GB, free: 7.426 MB / 1.045 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.002185/1.255, allocations: 0.6374 MB / 1.359 GB, free: 6.781 MB / 1.045 GB
Notification: Performance of setup shared object (initialization): time 9.774e-05/1.255, allocations: 305.1 kB / 1.36 GB, free: 6.48 MB / 1.045 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006244/1.261, allocations: 2.686 MB / 1.362 GB, free: 3.785 MB / 1.045 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006765/1.268, allocations: 3.566 MB / 1.366 GB, free: 15.86 MB / 1.061 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01305/1.281, allocations: 6.408 MB / 1.372 GB, free: 9.156 MB / 1.061 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.094e-05/1.281, allocations: 11.94 kB / 1.372 GB, free: 9.145 MB / 1.061 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 0.02956/1.311, allocations: 10.98 MB / 1.383 GB, free: 14.3 MB / 1.076 GB
Notification: Performance of prepare postOptimizeDAE: time 5.269e-05/1.311, allocations: 16.78 kB / 1.383 GB, free: 14.28 MB / 1.076 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.252e-05/1.311, allocations: 28 kB / 1.383 GB, free: 14.25 MB / 1.076 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02001/1.331, allocations: 5.563 MB / 1.388 GB, free: 8.676 MB / 1.076 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004572/1.336, allocations: 0.9884 MB / 1.389 GB, free: 7.727 MB / 1.076 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04432/1.38, allocations: 28.2 MB / 1.417 GB, free: 11.16 MB / 1.107 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00512/1.385, allocations: 0.5692 MB / 1.417 GB, free: 10.59 MB / 1.107 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008238/1.386, allocations: 155.9 kB / 1.417 GB, free: 10.44 MB / 1.107 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00951/1.395, allocations: 3.984 MB / 1.421 GB, free: 6.449 MB / 1.107 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007241/1.403, allocations: 3.526 MB / 1.425 GB, free: 2.555 MB / 1.107 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09116/1.494, allocations: 24.62 MB / 1.449 GB, free: 9.535 MB / 1.139 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.327e-05/1.494, allocations: 8 kB / 1.449 GB, free: 9.527 MB / 1.139 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 0.02946/1.523, allocations: 10.52 MB / 1.459 GB, free: 15.07 MB / 1.154 GB
Notification: Performance of prepare postOptimizeDAE: time 3.688e-05/1.524, allocations: 16 kB / 1.459 GB, free: 15.06 MB / 1.154 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.913e-05/1.524, allocations: 24.56 kB / 1.459 GB, free: 15.04 MB / 1.154 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01512/1.539, allocations: 4.331 MB / 1.463 GB, free: 10.69 MB / 1.154 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0048/1.544, allocations: 1.038 MB / 1.464 GB, free: 9.688 MB / 1.154 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03532/1.579, allocations: 27.15 MB / 1.491 GB, free: 13.83 MB / 1.186 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005058/1.584, allocations: 0.5576 MB / 1.491 GB, free: 13.27 MB / 1.186 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008535/1.585, allocations: 152 kB / 1.492 GB, free: 13.12 MB / 1.186 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.i3[2] - line2.i2[2]
         0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.001361/1.586, allocations: 398.3 kB / 1.492 GB, free: 12.73 MB / 1.186 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008183/1.587, allocations: 197.7 kB / 1.492 GB, free: 12.53 MB / 1.186 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 0.02674/1.614, allocations: 10.16 MB / 1.502 GB, free: 2.301 MB / 1.186 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.722e-05/1.614, allocations: 31.98 kB / 1.502 GB, free: 2.27 MB / 1.186 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.99e-05/1.614, allocations: 15.94 kB / 1.502 GB, free: 2.254 MB / 1.186 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.772e-05/1.614, allocations: 11.95 kB / 1.502 GB, free: 2.242 MB / 1.186 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 0.03875/1.653, allocations: 16.32 MB / 1.518 GB, free: 1.715 MB / 1.201 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.141e-05/1.653, allocations: 8 kB / 1.518 GB, free: 1.707 MB / 1.201 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003656/1.656, allocations: 0.7419 MB / 1.519 GB, free: 0.9648 MB / 1.201 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01834/1.675, allocations: 5.169 MB / 1.524 GB, free: 11.78 MB / 1.217 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007102/1.676, allocations: 75.95 kB / 1.524 GB, free: 11.7 MB / 1.217 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0397/1.715, allocations: 27.2 MB / 1.551 GB, free: 16 kB / 1.232 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.079e-05/1.715, allocations: 12.03 kB / 1.551 GB, free: 4 kB / 1.232 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 0.02697/1.742, allocations: 10.13 MB / 1.56 GB, free: 5.629 MB / 1.248 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002319/1.745, allocations: 0.7286 MB / 1.561 GB, free: 4.879 MB / 1.248 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008751/1.746, allocations: 56.92 kB / 1.561 GB, free: 4.824 MB / 1.248 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004052/1.75, allocations: 0.507 MB / 1.562 GB, free: 4.316 MB / 1.248 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008584/1.75, allocations: 230.3 kB / 1.562 GB, free: 4.094 MB / 1.248 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003704/1.751, allocations: 91.94 kB / 1.562 GB, free: 4.004 MB / 1.248 GB
Notification: Performance of sorting global known variables: time 0.00177/1.753, allocations: 1.001 MB / 1.563 GB, free: 3 MB / 1.248 GB
Notification: Performance of sort global known variables: time 1.61e-07/1.753, allocations: 4 kB / 1.563 GB, free: 2.996 MB / 1.248 GB
Notification: Performance of remove unused functions: time 0.00769/1.76, allocations: 1.855 MB / 1.565 GB, free: 1.141 MB / 1.248 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 0.0261/1.786, allocations: 10.8 MB / 1.575 GB, free: 6.074 MB / 1.264 GB
Notification: Performance of simCode: created initialization part: time 0.03063/1.817, allocations: 12.44 MB / 1.587 GB, free: 9.516 MB / 1.279 GB
Notification: Performance of simCode: created event and clocks part: time 1.006e-05/1.817, allocations: 0 / 1.587 GB, free: 9.516 MB / 1.279 GB
Notification: Performance of simCode: created simulation system equations: time 0.01074/1.828, allocations: 4.398 MB / 1.592 GB, free: 5.09 MB / 1.279 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002989/1.831, allocations: 287 kB / 1.592 GB, free: 4.809 MB / 1.279 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.
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 simCode: created linear, non-linear and system jacobian parts: time 0.1011/1.932, allocations: 42.34 MB / 1.633 GB, free: 9.184 MB / 1.326 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004054/1.936, allocations: 2.853 MB / 1.636 GB, free: 6.297 MB / 1.326 GB
Notification: Performance of simCode: alias equations: time 0.00467/1.941, allocations: 1.657 MB / 1.638 GB, free: 4.637 MB / 1.326 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001953/1.943, allocations: 1.222 MB / 1.639 GB, free: 3.414 MB / 1.326 GB
Notification: Performance of SimCode: time 9.11e-07/1.943, allocations: 0 / 1.639 GB, free: 3.414 MB / 1.326 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1596/2.102, allocations: 105.5 MB / 1.742 GB, free: 10.4 MB / 1.436 GB
Notification: Performance of buildModelFMU: Generate platform static: time 15.4/17.5, allocations: 12.19 kB / 1.742 GB, free: 10.39 MB / 1.436 GB
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.mat --tempDir=temp_Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)
TODO: How the !@#!# did the simulation report success but simulation result Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.mat does not exist to compare? outputFormat=mat