Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001293/0.001293, allocations: 97.31 kB / 19.73 MB, free: 2.117 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.00153/0.00153, allocations: 219.2 kB / 23.03 MB, free: 4.922 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.437/1.437, allocations: 230.6 MB / 256.8 MB, free: 7.812 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo): time 2.799/2.799, allocations: 476.8 MB / 0.7715 GB, free: 3.906 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 11.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.001996/0.001996, allocations: 61.95 kB / 1.118 GB, free: 39.77 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3483/0.3503, allocations: 170 MB / 1.284 GB, free: 10.53 MB / 0.9825 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02456/0.3749, allocations: 17.89 MB / 1.302 GB, free: 8.574 MB / 0.9981 GB
Notification: Performance of NFInst.instExpressions: time 0.0132/0.3881, allocations: 6.738 MB / 1.308 GB, free: 1.82 MB / 0.9981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002256/0.3903, allocations: 63.75 kB / 1.308 GB, free: 1.758 MB / 0.9981 GB
Notification: Performance of NFTyping.typeComponents: time 0.004582/0.3949, allocations: 1.476 MB / 1.31 GB, free: 284 kB / 0.9981 GB
Notification: Performance of NFTyping.typeBindings: time 0.004417/0.3993, allocations: 1.463 MB / 1.311 GB, free: 14.81 MB / 1.014 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00368/0.403, allocations: 1.272 MB / 1.312 GB, free: 13.54 MB / 1.014 GB
Notification: Performance of NFFlatten.flatten: time 0.007294/0.4103, allocations: 5.476 MB / 1.318 GB, free: 8.047 MB / 1.014 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005768/0.4161, allocations: 3.398 MB / 1.321 GB, free: 4.559 MB / 1.014 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004678/0.4208, allocations: 2.419 MB / 1.323 GB, free: 2.133 MB / 1.014 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005952/0.4267, allocations: 3.179 MB / 1.327 GB, free: 14.95 MB / 1.029 GB
Notification: Performance of NFPackage.collectConstants: time 0.001616/0.4283, allocations: 0.5117 MB / 1.327 GB, free: 14.43 MB / 1.029 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003235/0.4316, allocations: 1.213 MB / 1.328 GB, free: 13.22 MB / 1.029 GB
Notification: Performance of NFScalarize.scalarize: time 0.003576/0.4351, allocations: 2.296 MB / 1.33 GB, free: 10.92 MB / 1.029 GB
Notification: Performance of NFVerifyModel.verify: time 0.003691/0.4388, allocations: 1.794 MB / 1.332 GB, free: 9.117 MB / 1.029 GB
Notification: Performance of NFConvertDAE.convert: time 0.01447/0.4533, allocations: 7.835 MB / 1.34 GB, free: 1.258 MB / 1.029 GB
Notification: Performance of FrontEnd - DAE generated: time 7.525e-06/0.4533, allocations: 0 / 1.34 GB, free: 1.258 MB / 1.029 GB
Notification: Performance of FrontEnd: time 1.673e-06/0.4533, allocations: 0 / 1.34 GB, free: 1.258 MB / 1.029 GB
Notification: Performance of Transformations before backend: time 0.0002971/0.4536, allocations: 0 / 1.34 GB, free: 1.258 MB / 1.029 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 0.01749/0.4711, allocations: 3.836 MB / 1.344 GB, free: 13.37 MB / 1.045 GB
Notification: Performance of prepare preOptimizeDAE: time 6.789e-05/0.4712, allocations: 12.03 kB / 1.344 GB, free: 13.36 MB / 1.045 GB
Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 0.000189/0.4714, allocations: 95.36 kB / 1.344 GB, free: 13.27 MB / 1.045 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00248/0.4738, allocations: 0.5542 MB / 1.344 GB, free: 12.7 MB / 1.045 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02571/0.4995, allocations: 2.429 MB / 1.347 GB, free: 10.27 MB / 1.045 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00931/0.5089, allocations: 2.169 MB / 1.349 GB, free: 8.066 MB / 1.045 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005128/0.5094, allocations: 271.1 kB / 1.349 GB, free: 7.801 MB / 1.045 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002373/0.5117, allocations: 355.8 kB / 1.349 GB, free: 7.453 MB / 1.045 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.03079/0.5425, allocations: 7.235 MB / 1.356 GB, free: 100 kB / 1.045 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001392/0.5427, allocations: 7.938 kB / 1.356 GB, free: 92 kB / 1.045 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00132/0.544, allocations: 148 kB / 1.357 GB, free: 15.94 MB / 1.061 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007274/0.5447, allocations: 330.1 kB / 1.357 GB, free: 15.62 MB / 1.061 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01948/0.5642, allocations: 7.051 MB / 1.364 GB, free: 8.555 MB / 1.061 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 0.03365/0.5978, allocations: 18.51 MB / 1.382 GB, free: 5.473 MB / 1.076 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00782/0.6057, allocations: 3.726 MB / 1.385 GB, free: 1.723 MB / 1.076 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005787/0.6114, allocations: 2.53 MB / 1.388 GB, free: 15.17 MB / 1.092 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001989/0.6116, allocations: 41.97 kB / 1.388 GB, free: 15.13 MB / 1.092 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.447e-05/0.6117, allocations: 68.48 kB / 1.388 GB, free: 15.05 MB / 1.092 GB
Notification: Performance of pre-optimization done (n=208): time 4.529e-06/0.6117, allocations: 0 / 1.388 GB, free: 15.05 MB / 1.092 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 0.1037/0.7154, allocations: 30.78 MB / 1.418 GB, free: 284 kB / 1.107 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001767/0.7155, allocations: 243.6 kB / 1.418 GB, free: 15.99 MB / 1.123 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002237/0.7178, allocations: 1.473 MB / 1.42 GB, free: 14.51 MB / 1.123 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004945/0.7183, allocations: 65.7 kB / 1.42 GB, free: 14.44 MB / 1.123 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001284/0.7196, allocations: 1.55 MB / 1.421 GB, free: 12.87 MB / 1.123 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001213/0.7208, allocations: 0.9722 MB / 1.422 GB, free: 11.89 MB / 1.123 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001267/0.722, allocations: 0.636 MB / 1.423 GB, free: 11.25 MB / 1.123 GB
Notification: Performance of setup shared object (initialization): time 0.000174/0.7222, allocations: 313.1 kB / 1.423 GB, free: 10.94 MB / 1.123 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005906/0.7281, allocations: 2.694 MB / 1.426 GB, free: 8.234 MB / 1.123 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006868/0.735, allocations: 3.639 MB / 1.429 GB, free: 4.199 MB / 1.123 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01318/0.7482, allocations: 6.395 MB / 1.436 GB, free: 13.41 MB / 1.139 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.612e-05/0.7482, allocations: 11.94 kB / 1.436 GB, free: 13.39 MB / 1.139 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 0.02873/0.7769, allocations: 10.81 MB / 1.446 GB, free: 2.527 MB / 1.139 GB
Notification: Performance of prepare postOptimizeDAE: time 4.348e-05/0.777, allocations: 23.88 kB / 1.446 GB, free: 2.504 MB / 1.139 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.773e-05/0.777, allocations: 24 kB / 1.446 GB, free: 2.48 MB / 1.139 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02031/0.7973, allocations: 5.532 MB / 1.452 GB, free: 12.93 MB / 1.154 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004371/0.8017, allocations: 0.9906 MB / 1.453 GB, free: 11.94 MB / 1.154 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04567/0.8474, allocations: 27.48 MB / 1.479 GB, free: 88 kB / 1.17 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004782/0.8522, allocations: 0.5694 MB / 1.48 GB, free: 15.52 MB / 1.186 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005275/0.8527, allocations: 151.9 kB / 1.48 GB, free: 15.37 MB / 1.186 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008917/0.8616, allocations: 3.991 MB / 1.484 GB, free: 11.37 MB / 1.186 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007107/0.8687, allocations: 3.607 MB / 1.488 GB, free: 7.359 MB / 1.186 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08698/0.9557, allocations: 24.46 MB / 1.512 GB, free: 14.42 MB / 1.217 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.374e-05/0.9557, allocations: 8 kB / 1.512 GB, free: 14.41 MB / 1.217 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 0.02645/0.9822, allocations: 10.17 MB / 1.521 GB, free: 4.164 MB / 1.217 GB
Notification: Performance of prepare postOptimizeDAE: time 3.537e-05/0.9822, allocations: 16 kB / 1.521 GB, free: 4.148 MB / 1.217 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.546e-05/0.9823, allocations: 28 kB / 1.521 GB, free: 4.121 MB / 1.217 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01547/0.9977, allocations: 4.319 MB / 1.526 GB, free: 15.79 MB / 1.232 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004648/1.002, allocations: 1.037 MB / 1.527 GB, free: 14.75 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0381/1.04, allocations: 26.26 MB / 1.552 GB, free: 3.902 MB / 1.248 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005057/1.046, allocations: 0.5498 MB / 1.553 GB, free: 3.352 MB / 1.248 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000509/1.046, allocations: 159.9 kB / 1.553 GB, free: 3.195 MB / 1.248 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.i3[2] - line2.i1[2]
         0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[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 0.001038/1.047, allocations: 399.9 kB / 1.553 GB, free: 2.797 MB / 1.248 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006407/1.048, allocations: 210.7 kB / 1.554 GB, free: 2.59 MB / 1.248 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 0.02669/1.074, allocations: 9.929 MB / 1.563 GB, free: 8.629 MB / 1.264 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.741e-05/1.074, allocations: 28 kB / 1.563 GB, free: 8.602 MB / 1.264 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.347e-05/1.074, allocations: 12 kB / 1.563 GB, free: 8.59 MB / 1.264 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.082e-05/1.075, allocations: 23.88 kB / 1.563 GB, free: 8.566 MB / 1.264 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 0.03669/1.111, allocations: 15.35 MB / 1.578 GB, free: 9.031 MB / 1.279 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.734e-05/1.111, allocations: 8 kB / 1.578 GB, free: 9.023 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003442/1.115, allocations: 0.7333 MB / 1.579 GB, free: 8.289 MB / 1.279 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01879/1.133, allocations: 5.173 MB / 1.584 GB, free: 3.098 MB / 1.279 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006107/1.134, allocations: 71.95 kB / 1.584 GB, free: 3.027 MB / 1.279 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.6868/1.821, allocations: 26.55 MB / 1.61 GB, free: 293.4 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.961e-05/1.821, allocations: 12.39 kB / 1.61 GB, free: 293.4 MB / 1.295 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 0.02668/1.848, allocations: 9.878 MB / 1.62 GB, free: 291.6 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002093/1.85, allocations: 0.6592 MB / 1.62 GB, free: 291.4 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006303/1.85, allocations: 55.91 kB / 1.621 GB, free: 291.3 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00362/1.854, allocations: 0.5044 MB / 1.621 GB, free: 291.3 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001013/1.855, allocations: 243.6 kB / 1.621 GB, free: 291.3 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002643/1.855, allocations: 93.41 kB / 1.621 GB, free: 291.2 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.0017/1.857, allocations: 1.005 MB / 1.622 GB, free: 290.9 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1.2e-07/1.857, allocations: 0 / 1.622 GB, free: 290.9 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.007919/1.865, allocations: 1.852 MB / 1.624 GB, free: 290.7 MB / 1.295 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 : 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 Backend phase and start with SimCode phase: time 0.02211/1.887, allocations: 10.53 MB / 1.634 GB, free: 287.1 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02482/1.912, allocations: 12.02 MB / 1.646 GB, free: 281.1 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.562e-05/1.912, allocations: 0 / 1.646 GB, free: 281.1 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.008902/1.921, allocations: 4.269 MB / 1.65 GB, free: 276.8 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002132/1.923, allocations: 291.9 kB / 1.651 GB, free: 276.6 MB / 1.295 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.
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.conv1.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.conv1.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 0.08166/2.004, allocations: 42.11 MB / 1.692 GB, free: 233.4 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002939/2.007, allocations: 2.294 MB / 1.694 GB, free: 231 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.003991/2.011, allocations: 1.661 MB / 1.696 GB, free: 229.4 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001614/2.013, allocations: 1.226 MB / 1.697 GB, free: 228.2 MB / 1.295 GB
Notification: Performance of SimCode: time 1.743e-06/2.013, allocations: 0 / 1.697 GB, free: 228.2 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1482/2.161, allocations: 105 MB / 1.799 GB, free: 123.8 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate platform static: time 18.32/20.48, allocations: 11.89 kB / 1.799 GB, free: 123.8 MB / 1.295 GB
"
[Timeout remaining time 279]
(rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD_res.mat --tempDir=temp_Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=400 --tolerance=1e-06 Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 27.277228947961703]
Failed to read output from testmodel.py, exit status != 0:
21.256524284020998 20.717358298 20.260141519
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f3f8e4e33a0>