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 0.001355/0.001355, allocations: 99.75 kB / 18.94 MB, free: 2.832 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 0.001685/0.001685, allocations: 217.8 kB / 22.25 MB, free: 5.102 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 1.467/1.467, allocations: 230.6 MB / 256 MB, free: 7.812 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 3.108/3.108, allocations: 0.49 GB / 0.7951 GB, free: 35.39 MB / 0.6231 GB
"
[Timeout remaining time 177]
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="me",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="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 0.002015/0.002015, allocations: 73.23 kB / 1.154 GB, free: 25.44 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3214/0.3234, allocations: 176.1 MB / 1.326 GB, free: 1.41 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02362/0.347, allocations: 17.93 MB / 1.343 GB, free: 15.41 MB / 1.045 GB
Notification: Performance of NFInst.instExpressions: time 0.01224/0.3593, allocations: 6.738 MB / 1.35 GB, free: 8.66 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001525/0.3608, allocations: 67.75 kB / 1.35 GB, free: 8.594 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004141/0.365, allocations: 1.48 MB / 1.352 GB, free: 7.109 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.003628/0.3686, allocations: 1.459 MB / 1.353 GB, free: 5.645 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003159/0.3717, allocations: 1.272 MB / 1.354 GB, free: 4.371 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.00653/0.3783, allocations: 5.468 MB / 1.36 GB, free: 14.89 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.00514/0.3834, allocations: 3.414 MB / 1.363 GB, free: 11.38 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003559/0.387, allocations: 2.427 MB / 1.365 GB, free: 8.941 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005128/0.3921, allocations: 3.171 MB / 1.368 GB, free: 5.762 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001091/0.3932, allocations: 0.5156 MB / 1.369 GB, free: 5.246 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002464/0.3956, allocations: 1.209 MB / 1.37 GB, free: 4.035 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.002703/0.3984, allocations: 2.307 MB / 1.372 GB, free: 1.723 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.002694/0.401, allocations: 1.782 MB / 1.374 GB, free: 15.93 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.009513/0.4106, allocations: 7.835 MB / 1.382 GB, free: 8.074 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 7.775e-06/0.4106, allocations: 0 / 1.382 GB, free: 8.074 MB / 1.076 GB
Notification: Performance of FrontEnd: time 1.673e-06/0.4106, allocations: 4 kB / 1.382 GB, free: 8.07 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0002201/0.4108, allocations: 0 / 1.382 GB, free: 8.07 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 0.009551/0.4203, allocations: 3.836 MB / 1.385 GB, free: 4.188 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 4.59e-05/0.4204, allocations: 8.031 kB / 1.385 GB, free: 4.18 MB / 1.076 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0009567/0.4213, allocations: 0.5465 MB / 1.386 GB, free: 3.625 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0141/0.4354, allocations: 2.429 MB / 1.388 GB, free: 1.191 MB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006016/0.4415, allocations: 2.169 MB / 1.39 GB, free: 14.99 MB / 1.092 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000255/0.4417, allocations: 271.3 kB / 1.391 GB, free: 14.72 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001192/0.4429, allocations: 348 kB / 1.391 GB, free: 14.38 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01532/0.4582, allocations: 7.245 MB / 1.398 GB, free: 7.02 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.467e-05/0.4583, allocations: 0 / 1.398 GB, free: 7.02 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000461/0.4588, allocations: 155.9 kB / 1.398 GB, free: 6.867 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004876/0.4593, allocations: 334.1 kB / 1.399 GB, free: 6.539 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01744/0.4767, allocations: 7.032 MB / 1.405 GB, free: 15.49 MB / 1.107 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 0.03649/0.5132, allocations: 18.5 MB / 1.424 GB, free: 12.4 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009058/0.5222, allocations: 3.717 MB / 1.427 GB, free: 8.656 MB / 1.123 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006504/0.5287, allocations: 2.526 MB / 1.43 GB, free: 6.113 MB / 1.123 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002983/0.529, allocations: 45.97 kB / 1.43 GB, free: 6.066 MB / 1.123 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.129e-05/0.5291, allocations: 68.48 kB / 1.43 GB, free: 5.992 MB / 1.123 GB
Notification: Performance of pre-optimization done (n=208): time 5.44e-06/0.5291, allocations: 0 / 1.43 GB, free: 5.992 MB / 1.123 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 0.1095/0.6387, allocations: 30.8 MB / 1.46 GB, free: 7.207 MB / 1.154 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001445/0.6388, allocations: 235.6 kB / 1.46 GB, free: 6.926 MB / 1.154 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002304/0.6411, allocations: 1.523 MB / 1.462 GB, free: 5.395 MB / 1.154 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004626/0.6416, allocations: 65.7 kB / 1.462 GB, free: 5.324 MB / 1.154 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00115/0.6427, allocations: 1.554 MB / 1.463 GB, free: 3.754 MB / 1.154 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001099/0.6438, allocations: 0.9644 MB / 1.464 GB, free: 2.781 MB / 1.154 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001218/0.645, allocations: 0.6398 MB / 1.465 GB, free: 2.133 MB / 1.154 GB
Notification: Performance of setup shared object (initialization): time 0.0001289/0.6452, allocations: 309.1 kB / 1.465 GB, free: 1.828 MB / 1.154 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006109/0.6513, allocations: 2.69 MB / 1.468 GB, free: 15.13 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006941/0.6582, allocations: 3.647 MB / 1.471 GB, free: 11.09 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01328/0.6715, allocations: 6.399 MB / 1.477 GB, free: 4.289 MB / 1.17 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.712e-05/0.6715, allocations: 12 kB / 1.477 GB, free: 4.277 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 0.03041/0.7019, allocations: 10.79 MB / 1.488 GB, free: 9.418 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 4.751e-05/0.702, allocations: 16 kB / 1.488 GB, free: 9.402 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.051e-05/0.702, allocations: 24.56 kB / 1.488 GB, free: 9.379 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02171/0.7238, allocations: 5.548 MB / 1.493 GB, free: 3.816 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004671/0.7284, allocations: 0.9945 MB / 1.494 GB, free: 2.82 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04581/0.7742, allocations: 27.49 MB / 1.521 GB, free: 6.961 MB / 1.217 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004715/0.779, allocations: 0.5733 MB / 1.522 GB, free: 6.387 MB / 1.217 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005906/0.7795, allocations: 151.9 kB / 1.522 GB, free: 6.238 MB / 1.217 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008538/0.7881, allocations: 3.98 MB / 1.526 GB, free: 2.25 MB / 1.217 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007438/0.7955, allocations: 3.615 MB / 1.529 GB, free: 14.24 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09533/0.8909, allocations: 24.46 MB / 1.553 GB, free: 5.293 MB / 1.248 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.528e-05/0.8909, allocations: 8 kB / 1.553 GB, free: 5.285 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 0.02775/0.9186, allocations: 10.17 MB / 1.563 GB, free: 11.04 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 3.686e-05/0.9187, allocations: 19.94 kB / 1.563 GB, free: 11.02 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.433e-05/0.9187, allocations: 28 kB / 1.563 GB, free: 11 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01703/0.9357, allocations: 4.31 MB / 1.567 GB, free: 6.664 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004903/0.9407, allocations: 1.041 MB / 1.568 GB, free: 5.621 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03781/0.9785, allocations: 26.25 MB / 1.594 GB, free: 10.78 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004577/0.983, allocations: 0.5615 MB / 1.595 GB, free: 10.22 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005288/0.9836, allocations: 155.9 kB / 1.595 GB, free: 10.07 MB / 1.295 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 0.0009695/0.9845, allocations: 399.6 kB / 1.595 GB, free: 9.672 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006275/0.9852, allocations: 214.8 kB / 1.595 GB, free: 9.461 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.
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.6654/1.651, allocations: 9.92 MB / 1.605 GB, free: 257.4 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.82e-05/1.651, allocations: 28.23 kB / 1.605 GB, free: 257.4 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.507e-05/1.651, allocations: 16.12 kB / 1.605 GB, free: 257.4 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.325e-05/1.651, allocations: 15 kB / 1.605 GB, free: 257.4 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 0.03754/1.688, allocations: 15.36 MB / 1.62 GB, free: 255.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.609e-05/1.688, allocations: 8.688 kB / 1.62 GB, free: 255.1 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003552/1.692, allocations: 0.7373 MB / 1.621 GB, free: 255.1 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0192/1.711, allocations: 5.165 MB / 1.626 GB, free: 254.4 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006131/1.712, allocations: 69.58 kB / 1.626 GB, free: 254.4 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03373/1.745, allocations: 26.56 MB / 1.652 GB, free: 240.9 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.851e-06/1.745, allocations: 7.719 kB / 1.652 GB, free: 240.9 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 0.02223/1.768, allocations: 9.876 MB / 1.662 GB, free: 236 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002119/1.77, allocations: 0.662 MB / 1.662 GB, free: 235.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005361/1.77, allocations: 54.8 kB / 1.662 GB, free: 235.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003368/1.774, allocations: 0.5084 MB / 1.663 GB, free: 235.4 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006974/1.774, allocations: 239.5 kB / 1.663 GB, free: 235.3 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000233/1.775, allocations: 89.2 kB / 1.663 GB, free: 235.3 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001237/1.776, allocations: 1.002 MB / 1.664 GB, free: 234.3 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1.1e-07/1.776, allocations: 0 / 1.664 GB, free: 234.3 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.005705/1.781, allocations: 1.859 MB / 1.666 GB, free: 232.4 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 0.02664/1.808, allocations: 10.53 MB / 1.676 GB, free: 221.7 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.03718/1.845, allocations: 12.03 MB / 1.688 GB, free: 209.6 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.803e-05/1.845, allocations: 4 kB / 1.688 GB, free: 209.6 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.0136/1.859, allocations: 4.261 MB / 1.692 GB, free: 205.3 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003363/1.862, allocations: 285.1 kB / 1.692 GB, free: 205 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 0.1231/1.985, allocations: 42.13 MB / 1.733 GB, free: 161.7 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002835/1.988, allocations: 2.282 MB / 1.736 GB, free: 159.4 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.004132/1.992, allocations: 1.656 MB / 1.737 GB, free: 157.7 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001543/1.994, allocations: 1.226 MB / 1.739 GB, free: 156.5 MB / 1.295 GB
Notification: Performance of SimCode: time 9.12e-07/1.994, allocations: 0 / 1.739 GB, free: 156.5 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1342/2.128, allocations: 105.7 MB / 1.842 GB, free: 51.32 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate platform static: time 15.76/17.88, allocations: 2.656 kB / 1.842 GB, free: 51.32 MB / 1.295 GB
"
[Timeout remaining time 282]
(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: 24.479940532997716]
Failed to read output from testmodel.py, exit status != 0:
18.05096907602274 18.07245754 17.657642111
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f5149a86f20>