Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_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 0.001253/0.001253, allocations: 117.2 kB / 17.17 MB, free: 5.754 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 0.001307/0.001307, allocations: 207.3 kB / 20.13 MB, free: 2.914 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 1.454/1.454, allocations: 230.6 MB / 253.5 MB, free: 15.25 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 2.874/2.874, allocations: 0.49 GB / 0.7923 GB, free: 1.277 MB / 0.6231 GB
"
[Timeout remaining time 176]
Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.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_12_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_12_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 0.001908/0.001908, allocations: 67.91 kB / 1.15 GB, free: 15.28 MB / 0.9356 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.019/1.021, allocations: 176.1 MB / 1.322 GB, free: 24.79 MB / 1.061 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01949/1.04, allocations: 18.63 MB / 1.34 GB, free: 12.41 MB / 1.061 GB
Notification: Performance of NFInst.instExpressions: time 0.01098/1.051, allocations: 6.929 MB / 1.347 GB, free: 7.695 MB / 1.061 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002383/1.054, allocations: 64.56 kB / 1.347 GB, free: 7.68 MB / 1.061 GB
Notification: Performance of NFTyping.typeComponents: time 0.003673/1.058, allocations: 1.496 MB / 1.348 GB, free: 6.824 MB / 1.061 GB
Notification: Performance of NFTyping.typeBindings: time 0.004069/1.062, allocations: 1.452 MB / 1.349 GB, free: 6.008 MB / 1.061 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003788/1.065, allocations: 1.274 MB / 1.351 GB, free: 5.32 MB / 1.061 GB
Notification: Performance of NFFlatten.flatten: time 0.008437/1.074, allocations: 5.482 MB / 1.356 GB, free: 3 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.006792/1.081, allocations: 5.174 MB / 1.361 GB, free: 0.9844 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005141/1.086, allocations: 2.412 MB / 1.363 GB, free: 15.91 MB / 1.076 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006866/1.093, allocations: 3.177 MB / 1.367 GB, free: 14.65 MB / 1.076 GB
Notification: Performance of NFPackage.collectConstants: time 0.001693/1.094, allocations: 0.514 MB / 1.367 GB, free: 14.65 MB / 1.076 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003684/1.098, allocations: 1.29 MB / 1.368 GB, free: 14.38 MB / 1.076 GB
Notification: Performance of NFScalarize.scalarize: time 0.00356/1.102, allocations: 2.309 MB / 1.371 GB, free: 13.45 MB / 1.076 GB
Notification: Performance of NFVerifyModel.verify: time 0.004207/1.106, allocations: 2.189 MB / 1.373 GB, free: 12.04 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.01287/1.119, allocations: 7.792 MB / 1.38 GB, free: 9.617 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 6.673e-06/1.119, allocations: 5.828 kB / 1.38 GB, free: 9.613 MB / 1.076 GB
Notification: Performance of FrontEnd: time 1.743e-06/1.119, allocations: 0 / 1.38 GB, free: 9.613 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.000254/1.119, allocations: 0 / 1.38 GB, free: 9.613 MB / 1.076 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 0.01379/1.133, allocations: 3.909 MB / 1.384 GB, free: 7.41 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 4.715e-05/1.133, allocations: 12.48 kB / 1.384 GB, free: 7.406 MB / 1.076 GB
Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 0.0001381/1.133, allocations: 97.48 kB / 1.384 GB, free: 7.398 MB / 1.076 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001219/1.134, allocations: 0.5431 MB / 1.385 GB, free: 7.105 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01401/1.148, allocations: 2.442 MB / 1.387 GB, free: 6.816 MB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007032/1.155, allocations: 2.187 MB / 1.389 GB, free: 5.703 MB / 1.076 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003517/1.155, allocations: 276.4 kB / 1.39 GB, free: 5.574 MB / 1.076 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002109/1.158, allocations: 342.8 kB / 1.39 GB, free: 5.465 MB / 1.076 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02014/1.178, allocations: 7.161 MB / 1.397 GB, free: 2.004 MB / 1.076 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.281e-05/1.178, allocations: 10.41 kB / 1.397 GB, free: 1.996 MB / 1.076 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006283/1.178, allocations: 151.3 kB / 1.397 GB, free: 1.879 MB / 1.076 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005597/1.179, allocations: 334.1 kB / 1.397 GB, free: 1.785 MB / 1.076 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01906/1.198, allocations: 7.044 MB / 1.404 GB, free: 14.23 MB / 1.092 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 0.04232/1.24, allocations: 26.59 MB / 1.43 GB, free: 7.211 MB / 1.107 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008731/1.249, allocations: 4.866 MB / 1.435 GB, free: 2.84 MB / 1.107 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005996/1.255, allocations: 2.538 MB / 1.437 GB, free: 288 kB / 1.107 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002887/1.255, allocations: 131 kB / 1.438 GB, free: 136 kB / 1.107 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.226e-05/1.255, allocations: 60.5 kB / 1.438 GB, free: 68 kB / 1.107 GB
Notification: Performance of pre-optimization done (n=208): time 4.388e-06/1.255, allocations: 3.938 kB / 1.438 GB, free: 64 kB / 1.107 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 0.1049/1.36, allocations: 31.11 MB / 1.468 GB, free: 0.8906 MB / 1.139 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001965/1.361, allocations: 239.6 kB / 1.468 GB, free: 0.6055 MB / 1.139 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002584/1.363, allocations: 1.477 MB / 1.47 GB, free: 15.12 MB / 1.154 GB
Notification: Performance of collectPreVariables (initialization): time 0.000776/1.364, allocations: 65.7 kB / 1.47 GB, free: 15.05 MB / 1.154 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001271/1.365, allocations: 1.553 MB / 1.471 GB, free: 13.48 MB / 1.154 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00122/1.366, allocations: 0.9644 MB / 1.472 GB, free: 12.51 MB / 1.154 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.00123/1.368, allocations: 0.6398 MB / 1.473 GB, free: 11.86 MB / 1.154 GB
Notification: Performance of setup shared object (initialization): time 0.0001306/1.368, allocations: 309.1 kB / 1.473 GB, free: 11.55 MB / 1.154 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005987/1.374, allocations: 2.686 MB / 1.476 GB, free: 8.859 MB / 1.154 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006732/1.381, allocations: 3.571 MB / 1.479 GB, free: 4.906 MB / 1.154 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01314/1.394, allocations: 6.406 MB / 1.485 GB, free: 14.1 MB / 1.17 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.611e-05/1.394, allocations: 8 kB / 1.486 GB, free: 14.09 MB / 1.17 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 0.02867/1.422, allocations: 10.95 MB / 1.496 GB, free: 3.043 MB / 1.17 GB
Notification: Performance of prepare postOptimizeDAE: time 4.117e-05/1.422, allocations: 22.28 kB / 1.496 GB, free: 3.023 MB / 1.17 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.563e-05/1.422, allocations: 24 kB / 1.496 GB, free: 3 MB / 1.17 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01982/1.442, allocations: 5.536 MB / 1.502 GB, free: 13.45 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004509/1.447, allocations: 0.9906 MB / 1.503 GB, free: 12.46 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04502/1.492, allocations: 28.22 MB / 1.53 GB, free: 15.78 MB / 1.217 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004869/1.497, allocations: 0.5732 MB / 1.531 GB, free: 15.21 MB / 1.217 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004963/1.497, allocations: 152.1 kB / 1.531 GB, free: 15.06 MB / 1.217 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008773/1.506, allocations: 3.98 MB / 1.535 GB, free: 11.07 MB / 1.217 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007109/1.513, allocations: 3.536 MB / 1.538 GB, free: 7.16 MB / 1.217 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08748/1.6, allocations: 24.62 MB / 1.562 GB, free: 14.02 MB / 1.248 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.012e-05/1.601, allocations: 8 kB / 1.562 GB, free: 14.02 MB / 1.248 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 0.02666/1.627, allocations: 10.47 MB / 1.572 GB, free: 3.398 MB / 1.248 GB
Notification: Performance of prepare postOptimizeDAE: time 3.476e-05/1.627, allocations: 19.94 kB / 1.573 GB, free: 3.379 MB / 1.248 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.071e-05/1.627, allocations: 24 kB / 1.573 GB, free: 3.355 MB / 1.248 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01518/1.642, allocations: 4.319 MB / 1.577 GB, free: 15.02 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004761/1.647, allocations: 1.045 MB / 1.578 GB, free: 13.97 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03666/1.684, allocations: 27.13 MB / 1.604 GB, free: 2.113 MB / 1.279 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004832/1.689, allocations: 0.5538 MB / 1.605 GB, free: 1.559 MB / 1.279 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005021/1.689, allocations: 148 kB / 1.605 GB, free: 1.414 MB / 1.279 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 0.0009899/1.69, allocations: 415.1 kB / 1.605 GB, free: 1.004 MB / 1.279 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000642/1.691, allocations: 206.7 kB / 1.606 GB, free: 0.8008 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.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 0.02688/1.718, allocations: 10.09 MB / 1.615 GB, free: 6.637 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.491e-05/1.718, allocations: 28 kB / 1.615 GB, free: 6.609 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.344e-05/1.718, allocations: 12 kB / 1.615 GB, free: 6.598 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.578e-05/1.718, allocations: 19.89 kB / 1.615 GB, free: 6.578 MB / 1.295 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 0.0358/1.754, allocations: 16.19 MB / 1.631 GB, free: 6.137 MB / 1.311 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.105e-05/1.754, allocations: 8 kB / 1.631 GB, free: 6.129 MB / 1.311 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003477/1.757, allocations: 0.7334 MB / 1.632 GB, free: 5.395 MB / 1.311 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01851/1.776, allocations: 5.173 MB / 1.637 GB, free: 208 kB / 1.311 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006786/1.776, allocations: 71.95 kB / 1.637 GB, free: 136 kB / 1.311 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04172/1.818, allocations: 27.28 MB / 1.664 GB, free: 4.355 MB / 1.342 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.236e-05/1.818, allocations: 12.03 kB / 1.664 GB, free: 4.344 MB / 1.342 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 0.02575/1.844, allocations: 10.02 MB / 1.674 GB, free: 10.07 MB / 1.357 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001988/1.846, allocations: 0.7337 MB / 1.674 GB, free: 9.32 MB / 1.357 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004619/1.846, allocations: 55.98 kB / 1.674 GB, free: 9.266 MB / 1.357 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003479/1.85, allocations: 0.507 MB / 1.675 GB, free: 8.758 MB / 1.357 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007864/1.851, allocations: 230.3 kB / 1.675 GB, free: 8.531 MB / 1.357 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002371/1.851, allocations: 87.95 kB / 1.675 GB, free: 8.445 MB / 1.357 GB
Notification: Performance of sorting global known variables: time 0.001594/1.852, allocations: 1.006 MB / 1.676 GB, free: 7.438 MB / 1.357 GB
Notification: Performance of sort global known variables: time 1.2e-07/1.852, allocations: 0 / 1.676 GB, free: 7.438 MB / 1.357 GB
Notification: Performance of remove unused functions: time 0.006428/1.859, allocations: 1.855 MB / 1.678 GB, free: 5.582 MB / 1.357 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 0.02598/1.885, allocations: 10.69 MB / 1.688 GB, free: 10.63 MB / 1.373 GB
Notification: Performance of simCode: created initialization part: time 0.0294/1.914, allocations: 12.01 MB / 1.7 GB, free: 14.51 MB / 1.389 GB
Notification: Performance of simCode: created event and clocks part: time 8.686e-06/1.914, allocations: 3.938 kB / 1.7 GB, free: 14.5 MB / 1.389 GB
Notification: Performance of simCode: created simulation system equations: time 0.01086/1.925, allocations: 4.265 MB / 1.704 GB, free: 10.2 MB / 1.389 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002566/1.928, allocations: 299.6 kB / 1.705 GB, free: 9.91 MB / 1.389 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 0.09839/2.026, allocations: 42.32 MB / 1.746 GB, free: 14.29 MB / 1.436 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003608/2.03, allocations: 2.849 MB / 1.749 GB, free: 11.4 MB / 1.436 GB
Notification: Performance of simCode: alias equations: time 0.004493/2.034, allocations: 1.653 MB / 1.75 GB, free: 9.746 MB / 1.436 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001937/2.036, allocations: 1.229 MB / 1.751 GB, free: 8.516 MB / 1.436 GB
Notification: Performance of SimCode: time 7.51e-07/2.036, allocations: 4 kB / 1.751 GB, free: 8.512 MB / 1.436 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1781/2.214, allocations: 104.3 MB / 1.853 GB, free: 0.6719 MB / 1.529 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.62/18.84, allocations: 6.516 kB / 1.853 GB, free: 0.668 MB / 1.529 GB
"
[Timeout remaining time 281]
(rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD_res.mat --tempDir=temp_Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=400 --tolerance=1e-06 Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 25.142439650022425]
Failed to read output from testmodel.py, exit status != 0:
19.02612366597168 19.040830286 17.919076456
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f59dd3ef3a0>