Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 0.00195/0.00195, allocations: 102.1 kB / 19.7 MB, free: 2.254 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 0.001909/0.001909, allocations: 218.9 kB / 23.01 MB, free: 5.121 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 1.449/1.449, allocations: 230.6 MB / 256.8 MB, free: 7.945 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 3.283/3.283, allocations: 0.505 GB / 0.8108 GB, free: 22.13 MB / 0.6231 GB
"
[Timeout remaining time 176]
Using package Buildings with version 13.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [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 0.00206/0.00206, allocations: 71.64 kB / 1.178 GB, free: 16.69 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.42/0.4221, allocations: 180.2 MB / 1.354 GB, free: 7.871 MB / 1.045 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02451/0.4466, allocations: 19.28 MB / 1.373 GB, free: 4.52 MB / 1.061 GB
Notification: Performance of NFInst.instExpressions: time 0.01243/0.459, allocations: 7.077 MB / 1.38 GB, free: 13.43 MB / 1.076 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00158/0.4606, allocations: 63.75 kB / 1.38 GB, free: 13.36 MB / 1.076 GB
Notification: Performance of NFTyping.typeComponents: time 0.003871/0.4645, allocations: 1.538 MB / 1.381 GB, free: 11.82 MB / 1.076 GB
Notification: Performance of NFTyping.typeBindings: time 0.003503/0.468, allocations: 1.455 MB / 1.383 GB, free: 10.36 MB / 1.076 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003301/0.4713, allocations: 1.296 MB / 1.384 GB, free: 9.062 MB / 1.076 GB
Notification: Performance of NFFlatten.flatten: time 0.006857/0.4781, allocations: 5.476 MB / 1.39 GB, free: 3.574 MB / 1.076 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004961/0.4831, allocations: 3.421 MB / 1.393 GB, free: 60 kB / 1.076 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003998/0.4871, allocations: 2.408 MB / 1.395 GB, free: 13.64 MB / 1.092 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005128/0.4922, allocations: 3.175 MB / 1.398 GB, free: 10.46 MB / 1.092 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009276/0.4932, allocations: 0.5195 MB / 1.399 GB, free: 9.941 MB / 1.092 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00267/0.4958, allocations: 1.295 MB / 1.4 GB, free: 8.645 MB / 1.092 GB
Notification: Performance of NFScalarize.scalarize: time 0.002534/0.4984, allocations: 2.303 MB / 1.402 GB, free: 6.336 MB / 1.092 GB
Notification: Performance of NFVerifyModel.verify: time 0.002758/0.5011, allocations: 2.19 MB / 1.404 GB, free: 4.137 MB / 1.092 GB
Notification: Performance of NFConvertDAE.convert: time 0.009282/0.5104, allocations: 7.796 MB / 1.412 GB, free: 12.32 MB / 1.107 GB
Notification: Performance of FrontEnd - DAE generated: time 4.508e-06/0.5104, allocations: 0 / 1.412 GB, free: 12.32 MB / 1.107 GB
Notification: Performance of FrontEnd: time 1.593e-06/0.5104, allocations: 3.938 kB / 1.412 GB, free: 12.31 MB / 1.107 GB
Notification: Performance of Transformations before backend: time 0.00021/0.5106, allocations: 0 / 1.412 GB, free: 12.31 MB / 1.107 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 0.008946/0.5196, allocations: 3.836 MB / 1.416 GB, free: 8.43 MB / 1.107 GB
Notification: Performance of prepare preOptimizeDAE: time 4.578e-05/0.5196, allocations: 8.031 kB / 1.416 GB, free: 8.422 MB / 1.107 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01268/0.5323, allocations: 2.433 MB / 1.418 GB, free: 5.984 MB / 1.107 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006022/0.5383, allocations: 2.169 MB / 1.42 GB, free: 3.781 MB / 1.107 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.00027/0.5386, allocations: 267.5 kB / 1.421 GB, free: 3.52 MB / 1.107 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001165/0.5397, allocations: 351.9 kB / 1.421 GB, free: 3.176 MB / 1.107 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01747/0.5572, allocations: 7.151 MB / 1.428 GB, free: 11.92 MB / 1.123 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001944/0.5574, allocations: 7.938 kB / 1.428 GB, free: 11.91 MB / 1.123 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001406/0.5588, allocations: 148 kB / 1.428 GB, free: 11.77 MB / 1.123 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006911/0.5595, allocations: 334.1 kB / 1.428 GB, free: 11.44 MB / 1.123 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01989/0.5794, allocations: 7.051 MB / 1.435 GB, free: 4.379 MB / 1.123 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 0.04612/0.6255, allocations: 26.09 MB / 1.461 GB, free: 8.148 MB / 1.154 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008861/0.6344, allocations: 3.734 MB / 1.464 GB, free: 4.387 MB / 1.154 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006357/0.6407, allocations: 2.53 MB / 1.467 GB, free: 1.832 MB / 1.154 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003033/0.641, allocations: 49.94 kB / 1.467 GB, free: 1.781 MB / 1.154 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 9.177e-05/0.6411, allocations: 68.48 kB / 1.467 GB, free: 1.707 MB / 1.154 GB
Notification: Performance of pre-optimization done (n=208): time 5.39e-06/0.6411, allocations: 0 / 1.467 GB, free: 1.707 MB / 1.154 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 0.1049/0.7461, allocations: 30.81 MB / 1.497 GB, free: 2.914 MB / 1.186 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001698/0.7462, allocations: 243.6 kB / 1.497 GB, free: 2.625 MB / 1.186 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002374/0.7486, allocations: 1.473 MB / 1.499 GB, free: 1.145 MB / 1.186 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005248/0.7491, allocations: 65.7 kB / 1.499 GB, free: 1.074 MB / 1.186 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0012/0.7503, allocations: 1.554 MB / 1.5 GB, free: 15.5 MB / 1.201 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001127/0.7515, allocations: 0.9644 MB / 1.501 GB, free: 14.53 MB / 1.201 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001157/0.7526, allocations: 0.6398 MB / 1.502 GB, free: 13.88 MB / 1.201 GB
Notification: Performance of setup shared object (initialization): time 0.0001476/0.7528, allocations: 308.9 kB / 1.502 GB, free: 13.58 MB / 1.201 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006047/0.7588, allocations: 2.698 MB / 1.505 GB, free: 10.87 MB / 1.201 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006794/0.7656, allocations: 3.563 MB / 1.508 GB, free: 6.93 MB / 1.201 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01308/0.7787, allocations: 6.395 MB / 1.515 GB, free: 140 kB / 1.201 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.582e-05/0.7787, allocations: 12 kB / 1.515 GB, free: 128 kB / 1.201 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 0.02895/0.8077, allocations: 10.8 MB / 1.525 GB, free: 5.254 MB / 1.217 GB
Notification: Performance of prepare postOptimizeDAE: time 4.792e-05/0.8077, allocations: 16.56 kB / 1.525 GB, free: 5.238 MB / 1.217 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.419e-05/0.8078, allocations: 32 kB / 1.525 GB, free: 5.207 MB / 1.217 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02/0.8278, allocations: 5.54 MB / 1.531 GB, free: 15.65 MB / 1.232 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00466/0.8325, allocations: 0.9945 MB / 1.532 GB, free: 14.66 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04546/0.8779, allocations: 27.87 MB / 1.559 GB, free: 2.406 MB / 1.248 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004562/0.8825, allocations: 0.5733 MB / 1.559 GB, free: 1.832 MB / 1.248 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004843/0.883, allocations: 155.9 kB / 1.559 GB, free: 1.68 MB / 1.248 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008422/0.8914, allocations: 3.98 MB / 1.563 GB, free: 13.69 MB / 1.264 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006932/0.8983, allocations: 3.532 MB / 1.567 GB, free: 9.777 MB / 1.264 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09087/0.9892, allocations: 24.46 MB / 1.591 GB, free: 0.8398 MB / 1.279 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.058e-05/0.9892, allocations: 8 kB / 1.591 GB, free: 0.832 MB / 1.279 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 0.02756/1.017, allocations: 10.17 MB / 1.601 GB, free: 6.594 MB / 1.295 GB
Notification: Performance of prepare postOptimizeDAE: time 4.02e-05/1.017, allocations: 23.94 kB / 1.601 GB, free: 6.57 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.13e-05/1.017, allocations: 24.38 kB / 1.601 GB, free: 6.547 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0158/1.033, allocations: 4.321 MB / 1.605 GB, free: 2.211 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004929/1.038, allocations: 1.045 MB / 1.606 GB, free: 1.164 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.8378/1.875, allocations: 26.72 MB / 1.632 GB, free: 221 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004545/1.88, allocations: 0.5566 MB / 1.633 GB, free: 221 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004848/1.88, allocations: 152.7 kB / 1.633 GB, free: 220.9 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 0.0009034/1.881, allocations: 408.6 kB / 1.633 GB, free: 220.7 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005956/1.882, allocations: 213.2 kB / 1.633 GB, free: 220.6 MB / 1.295 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02683/1.909, allocations: 9.925 MB / 1.643 GB, free: 218 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.083e-05/1.909, allocations: 30.91 kB / 1.643 GB, free: 218 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.768e-05/1.909, allocations: 15.41 kB / 1.643 GB, free: 218 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.654e-05/1.909, allocations: 15.98 kB / 1.643 GB, free: 218 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 0.03424/1.943, allocations: 16.02 MB / 1.659 GB, free: 212.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.697e-05/1.943, allocations: 7.906 kB / 1.659 GB, free: 212.5 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00325/1.946, allocations: 0.7386 MB / 1.659 GB, free: 212.5 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01647/1.963, allocations: 5.169 MB / 1.664 GB, free: 210.1 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000577/1.963, allocations: 71.39 kB / 1.665 GB, free: 210 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03149/1.995, allocations: 26.95 MB / 1.691 GB, free: 188 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.795e-06/1.995, allocations: 19.97 kB / 1.691 GB, free: 187.9 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 0.02227/2.017, allocations: 9.872 MB / 1.701 GB, free: 177.9 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002049/2.019, allocations: 0.6526 MB / 1.701 GB, free: 177.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004702/2.02, allocations: 62.23 kB / 1.701 GB, free: 177.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003251/2.023, allocations: 0.5031 MB / 1.702 GB, free: 176.6 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006539/2.024, allocations: 242.2 kB / 1.702 GB, free: 176.4 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001948/2.024, allocations: 91.95 kB / 1.702 GB, free: 176.3 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001234/2.025, allocations: 1.005 MB / 1.703 GB, free: 175.3 MB / 1.295 GB
Notification: Performance of sort global known variables: time 8e-08/2.025, allocations: 0 / 1.703 GB, free: 175.3 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.005902/2.031, allocations: 1.859 MB / 1.705 GB, free: 173.5 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)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0004124/2.031, allocations: 178.8 kB / 1.705 GB, free: 173.3 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02432/2.056, allocations: 12.03 MB / 1.717 GB, free: 161.1 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.445e-05/2.056, allocations: 0 / 1.717 GB, free: 161.1 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009332/2.065, allocations: 4.268 MB / 1.721 GB, free: 156.8 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00217/2.067, allocations: 289.1 kB / 1.721 GB, free: 156.6 MB / 1.295 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02102/2.088, allocations: 10.25 MB / 1.731 GB, free: 146.2 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002393/2.091, allocations: 2.923 MB / 1.734 GB, free: 143.3 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001109/2.092, allocations: 211.3 kB / 1.734 GB, free: 143 MB / 1.295 GB
Notification: Performance of SimCode: time 1.553e-06/2.092, allocations: 0 / 1.734 GB, free: 143 MB / 1.295 GB
Notification: Performance of Templates: time 0.08932/2.181, allocations: 108.3 MB / 1.84 GB, free: 34.71 MB / 1.295 GB
"
[Timeout remaining time 298]
make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300]
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=800  -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 800]
[Calling os._exit(0), Time elapsed: 18.9916097529931]
Failed to read output from testmodel.py, exit status != 0:
2.1900651559990365 2.198408752 1.68564663
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f455a9f6f50>