Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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: 110.4 kB / 18.94 MB, free: 2.957 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 0.00152/0.00152, allocations: 215 kB / 22.25 MB, free: 5.133 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 1.446/1.446, allocations: 230.6 MB / 256 MB, free: 8.004 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 2.676/2.676, allocations: 476.7 MB / 0.7707 GB, free: 4.289 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.UnbalancedStepUp.YD,fileNamePrefix="Buildings_11_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_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",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 0.001988/0.001988, allocations: 65.89 kB / 1.118 GB, free: 39.07 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3389/0.3409, allocations: 170 MB / 1.283 GB, free: 11.25 MB / 0.9825 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02416/0.365, allocations: 19.3 MB / 1.302 GB, free: 7.887 MB / 0.9981 GB
Notification: Performance of NFInst.instExpressions: time 0.01392/0.3789, allocations: 7.127 MB / 1.309 GB, free: 0.7422 MB / 0.9981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002158/0.3811, allocations: 63.75 kB / 1.309 GB, free: 0.6797 MB / 0.9981 GB
Notification: Performance of NFTyping.typeComponents: time 0.004231/0.3853, allocations: 1.532 MB / 1.311 GB, free: 15.14 MB / 1.014 GB
Notification: Performance of NFTyping.typeBindings: time 0.004415/0.3897, allocations: 1.463 MB / 1.312 GB, free: 13.67 MB / 1.014 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00419/0.3939, allocations: 1.313 MB / 1.314 GB, free: 12.36 MB / 1.014 GB
Notification: Performance of NFFlatten.flatten: time 0.007532/0.4015, allocations: 5.488 MB / 1.319 GB, free: 6.859 MB / 1.014 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005482/0.4069, allocations: 3.398 MB / 1.322 GB, free: 3.371 MB / 1.014 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004272/0.4112, allocations: 2.408 MB / 1.325 GB, free: 0.957 MB / 1.014 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00582/0.417, allocations: 3.175 MB / 1.328 GB, free: 13.77 MB / 1.029 GB
Notification: Performance of NFPackage.collectConstants: time 0.001502/0.4185, allocations: 0.5117 MB / 1.328 GB, free: 13.26 MB / 1.029 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00447/0.423, allocations: 1.299 MB / 1.329 GB, free: 11.96 MB / 1.029 GB
Notification: Performance of NFScalarize.scalarize: time 0.00475/0.4278, allocations: 2.307 MB / 1.332 GB, free: 9.648 MB / 1.029 GB
Notification: Performance of NFVerifyModel.verify: time 0.004663/0.4324, allocations: 2.191 MB / 1.334 GB, free: 7.449 MB / 1.029 GB
Notification: Performance of NFConvertDAE.convert: time 0.01013/0.4425, allocations: 7.796 MB / 1.341 GB, free: 15.63 MB / 1.045 GB
Notification: Performance of FrontEnd - DAE generated: time 6.322e-06/0.4426, allocations: 0 / 1.341 GB, free: 15.63 MB / 1.045 GB
Notification: Performance of FrontEnd: time 1.784e-06/0.4426, allocations: 0 / 1.341 GB, free: 15.63 MB / 1.045 GB
Notification: Performance of Transformations before backend: time 0.0002312/0.4428, allocations: 0 / 1.341 GB, free: 15.63 MB / 1.045 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 0.01015/0.4529, allocations: 3.84 MB / 1.345 GB, free: 11.74 MB / 1.045 GB
Notification: Performance of prepare preOptimizeDAE: time 5.353e-05/0.453, allocations: 12.03 kB / 1.345 GB, free: 11.73 MB / 1.045 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000981/0.454, allocations: 0.5504 MB / 1.346 GB, free: 11.17 MB / 1.045 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01325/0.4672, allocations: 2.425 MB / 1.348 GB, free: 8.742 MB / 1.045 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006115/0.4733, allocations: 2.177 MB / 1.35 GB, free: 6.531 MB / 1.045 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002686/0.4736, allocations: 271.3 kB / 1.35 GB, free: 6.266 MB / 1.045 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001409/0.475, allocations: 348 kB / 1.351 GB, free: 5.926 MB / 1.045 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01626/0.4913, allocations: 7.158 MB / 1.358 GB, free: 14.66 MB / 1.061 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.597e-05/0.4913, allocations: 0 / 1.358 GB, free: 14.66 MB / 1.061 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004217/0.4918, allocations: 159.9 kB / 1.358 GB, free: 14.51 MB / 1.061 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004675/0.4922, allocations: 334.1 kB / 1.358 GB, free: 14.18 MB / 1.061 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01626/0.5085, allocations: 7.047 MB / 1.365 GB, free: 7.121 MB / 1.061 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03876/0.5473, allocations: 26.05 MB / 1.391 GB, free: 10.95 MB / 1.092 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008023/0.5553, allocations: 3.736 MB / 1.394 GB, free: 7.188 MB / 1.092 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005993/0.5613, allocations: 2.526 MB / 1.397 GB, free: 4.641 MB / 1.092 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002427/0.5615, allocations: 53.94 kB / 1.397 GB, free: 4.586 MB / 1.092 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.927e-05/0.5616, allocations: 60.56 kB / 1.397 GB, free: 4.52 MB / 1.092 GB
Notification: Performance of pre-optimization done (n=208): time 3.737e-06/0.5616, allocations: 0 / 1.397 GB, free: 4.52 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.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 0.1026/0.6642, allocations: 30.79 MB / 1.427 GB, free: 5.742 MB / 1.123 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001926/0.6644, allocations: 243.6 kB / 1.427 GB, free: 5.453 MB / 1.123 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00261/0.667, allocations: 1.469 MB / 1.429 GB, free: 3.977 MB / 1.123 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006637/0.6677, allocations: 73.7 kB / 1.429 GB, free: 3.898 MB / 1.123 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001188/0.6689, allocations: 1.55 MB / 1.43 GB, free: 2.332 MB / 1.123 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001175/0.67, allocations: 0.9722 MB / 1.431 GB, free: 1.352 MB / 1.123 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001122/0.6712, allocations: 0.6321 MB / 1.432 GB, free: 0.7109 MB / 1.123 GB
Notification: Performance of setup shared object (initialization): time 0.0001277/0.6713, allocations: 309.1 kB / 1.432 GB, free: 416 kB / 1.123 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006106/0.6774, allocations: 2.686 MB / 1.435 GB, free: 13.71 MB / 1.139 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006997/0.6844, allocations: 3.567 MB / 1.438 GB, free: 9.766 MB / 1.139 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0132/0.6976, allocations: 6.406 MB / 1.444 GB, free: 2.961 MB / 1.139 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.382e-05/0.6976, allocations: 8 kB / 1.444 GB, free: 2.953 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.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 0.02894/0.7266, allocations: 10.77 MB / 1.455 GB, free: 8.121 MB / 1.154 GB
Notification: Performance of prepare postOptimizeDAE: time 4.299e-05/0.7266, allocations: 16 kB / 1.455 GB, free: 8.105 MB / 1.154 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.629e-05/0.7267, allocations: 24 kB / 1.455 GB, free: 8.082 MB / 1.154 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02005/0.7467, allocations: 5.56 MB / 1.46 GB, free: 2.504 MB / 1.154 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004503/0.7512, allocations: 0.9945 MB / 1.461 GB, free: 1.508 MB / 1.154 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04536/0.7966, allocations: 27.9 MB / 1.489 GB, free: 5.242 MB / 1.186 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004559/0.8011, allocations: 0.5694 MB / 1.489 GB, free: 4.672 MB / 1.186 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005258/0.8016, allocations: 151.9 kB / 1.489 GB, free: 4.523 MB / 1.186 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008481/0.8101, allocations: 3.984 MB / 1.493 GB, free: 0.5312 MB / 1.186 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006844/0.817, allocations: 3.536 MB / 1.497 GB, free: 12.62 MB / 1.201 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0885/0.9055, allocations: 24.45 MB / 1.52 GB, free: 3.688 MB / 1.217 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.919e-05/0.9055, allocations: 8 kB / 1.521 GB, free: 3.68 MB / 1.217 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 0.02689/0.9324, allocations: 10.17 MB / 1.53 GB, free: 9.43 MB / 1.232 GB
Notification: Performance of prepare postOptimizeDAE: time 4.583e-05/0.9324, allocations: 19.94 kB / 1.53 GB, free: 9.41 MB / 1.232 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.937e-05/0.9325, allocations: 28.62 kB / 1.53 GB, free: 9.383 MB / 1.232 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01538/0.9479, allocations: 4.33 MB / 1.535 GB, free: 5.035 MB / 1.232 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004711/0.9526, allocations: 1.041 MB / 1.536 GB, free: 3.992 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0376/0.9902, allocations: 26.75 MB / 1.562 GB, free: 8.625 MB / 1.264 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004621/0.9948, allocations: 0.5538 MB / 1.562 GB, free: 8.07 MB / 1.264 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005185/0.9953, allocations: 152 kB / 1.563 GB, free: 7.922 MB / 1.264 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 0.001057/0.9964, allocations: 393.3 kB / 1.563 GB, free: 7.531 MB / 1.264 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000685/0.997, allocations: 218.8 kB / 1.563 GB, free: 7.316 MB / 1.264 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 0.0285/1.026, allocations: 9.943 MB / 1.573 GB, free: 13.34 MB / 1.279 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.643e-05/1.026, allocations: 28 kB / 1.573 GB, free: 13.31 MB / 1.279 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.672e-05/1.026, allocations: 12 kB / 1.573 GB, free: 13.3 MB / 1.279 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.918e-05/1.026, allocations: 19.95 kB / 1.573 GB, free: 13.28 MB / 1.279 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 0.03696/1.063, allocations: 16.03 MB / 1.589 GB, free: 13.04 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.72e-05/1.063, allocations: 8.938 kB / 1.589 GB, free: 13.03 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003425/1.066, allocations: 0.7371 MB / 1.589 GB, free: 12.29 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01839/1.084, allocations: 5.173 MB / 1.594 GB, free: 7.098 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005723/1.085, allocations: 71.95 kB / 1.594 GB, free: 7.027 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.662/1.747, allocations: 26.93 MB / 1.621 GB, free: 286.6 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.143e-05/1.747, allocations: 14.02 kB / 1.621 GB, free: 286.6 MB / 1.295 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 0.02547/1.773, allocations: 9.908 MB / 1.63 GB, free: 283.6 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001793/1.774, allocations: 0.6591 MB / 1.631 GB, free: 283.4 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005819/1.775, allocations: 55.73 kB / 1.631 GB, free: 283.4 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003456/1.778, allocations: 0.51 MB / 1.632 GB, free: 283.4 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009025/1.779, allocations: 239.8 kB / 1.632 GB, free: 283.3 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002778/1.78, allocations: 90.84 kB / 1.632 GB, free: 283.3 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001353/1.781, allocations: 1.004 MB / 1.633 GB, free: 282.9 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1.31e-07/1.781, allocations: 0 / 1.633 GB, free: 282.9 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.006295/1.787, allocations: 1.853 MB / 1.635 GB, free: 282.8 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 : 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 0.02332/1.811, allocations: 10.57 MB / 1.645 GB, free: 279.2 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02491/1.835, allocations: 12.03 MB / 1.657 GB, free: 269.2 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.327e-05/1.835, allocations: 4 kB / 1.657 GB, free: 269.2 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009372/1.845, allocations: 4.239 MB / 1.661 GB, free: 264.9 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002602/1.847, allocations: 295.2 kB / 1.661 GB, free: 264.7 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.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 0.0836/1.931, allocations: 42.07 MB / 1.702 GB, free: 221.5 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00298/1.934, allocations: 2.858 MB / 1.705 GB, free: 218.6 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.003826/1.938, allocations: 1.651 MB / 1.707 GB, free: 217 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001584/1.939, allocations: 1.222 MB / 1.708 GB, free: 215.8 MB / 1.295 GB
Notification: Performance of SimCode: time 1.092e-06/1.939, allocations: 0 / 1.708 GB, free: 215.8 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.153/2.092, allocations: 107.8 MB / 1.813 GB, free: 108.3 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate platform static: time 17.73/19.83, allocations: 6.984 kB / 1.813 GB, free: 108.3 MB / 1.295 GB
"
[Timeout remaining time 280]
(rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 26.483583172999715]
Failed to read output from testmodel.py, exit status != 0:
20.561187159000838 19.998193364 19.552888271
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f8cfd412f50>