Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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 0.001968/0.001968, allocations: 99.64 kB / 18.95 MB, free: 2.668 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 0.002507/0.002507, allocations: 213.3 kB / 22.24 MB, free: 5.262 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 1.502/1.502, allocations: 230.6 MB / 256 MB, free: 7.777 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 3.16/3.16, allocations: 0.4892 GB / 0.7943 GB, free: 35.57 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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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 0.002194/0.002194, allocations: 76.19 kB / 1.154 GB, free: 25.5 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3741/0.3763, allocations: 176.1 MB / 1.326 GB, free: 1.832 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02666/0.4029, allocations: 17.85 MB / 1.343 GB, free: 15.92 MB / 1.045 GB
Notification: Performance of NFInst.instExpressions: time 0.01423/0.4172, allocations: 6.727 MB / 1.35 GB, free: 9.18 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001784/0.4189, allocations: 63.75 kB / 1.35 GB, free: 9.117 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004689/0.4236, allocations: 1.478 MB / 1.351 GB, free: 7.637 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.0043/0.4279, allocations: 1.447 MB / 1.353 GB, free: 6.184 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003605/0.4315, allocations: 1.255 MB / 1.354 GB, free: 4.926 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.007416/0.439, allocations: 5.441 MB / 1.359 GB, free: 15.47 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.006659/0.4456, allocations: 3.346 MB / 1.362 GB, free: 12.02 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004585/0.4502, allocations: 2.408 MB / 1.365 GB, free: 9.609 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005763/0.456, allocations: 2.995 MB / 1.368 GB, free: 6.605 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001774/0.4577, allocations: 0.5117 MB / 1.368 GB, free: 6.094 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003569/0.4613, allocations: 1.186 MB / 1.369 GB, free: 4.906 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.004205/0.4655, allocations: 2.311 MB / 1.372 GB, free: 2.59 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.005024/0.4705, allocations: 1.775 MB / 1.373 GB, free: 0.8086 MB / 1.061 GB
Notification: Performance of NFConvertDAE.convert: time 0.01256/0.4831, allocations: 7.78 MB / 1.381 GB, free: 9.004 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 7.975e-06/0.4831, allocations: 0 / 1.381 GB, free: 9.004 MB / 1.076 GB
Notification: Performance of FrontEnd: time 1.764e-06/0.4831, allocations: 0 / 1.381 GB, free: 9.004 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.000276/0.4834, allocations: 0 / 1.381 GB, free: 9.004 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.01232/0.4957, allocations: 3.785 MB / 1.385 GB, free: 5.172 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 5.248e-05/0.4957, allocations: 12.03 kB / 1.385 GB, free: 5.16 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01428/0.51, allocations: 2.425 MB / 1.387 GB, free: 2.73 MB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006801/0.5168, allocations: 2.165 MB / 1.389 GB, free: 0.5312 MB / 1.076 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004605/0.5173, allocations: 259.4 kB / 1.389 GB, free: 284 kB / 1.076 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002531/0.5198, allocations: 351.9 kB / 1.39 GB, free: 15.93 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0221/0.5419, allocations: 7.213 MB / 1.397 GB, free: 8.602 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001645/0.5421, allocations: 7.953 kB / 1.397 GB, free: 8.594 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001443/0.5435, allocations: 144 kB / 1.397 GB, free: 8.453 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006537/0.5442, allocations: 338 kB / 1.397 GB, free: 8.121 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02079/0.565, allocations: 7.016 MB / 1.404 GB, free: 1.086 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 0.04029/0.6053, allocations: 17.84 MB / 1.421 GB, free: 14.68 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009737/0.615, allocations: 3.714 MB / 1.425 GB, free: 10.93 MB / 1.123 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007215/0.6222, allocations: 2.537 MB / 1.428 GB, free: 8.375 MB / 1.123 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003404/0.6226, allocations: 45.97 kB / 1.428 GB, free: 8.328 MB / 1.123 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.481e-05/0.6226, allocations: 64.5 kB / 1.428 GB, free: 8.258 MB / 1.123 GB
Notification: Performance of pre-optimization done (n=208): time 4.859e-06/0.6226, allocations: 0 / 1.428 GB, free: 8.258 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 0.1188/0.7414, allocations: 30.74 MB / 1.458 GB, free: 9.539 MB / 1.154 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001945/0.7416, allocations: 243.5 kB / 1.458 GB, free: 9.25 MB / 1.154 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002427/0.744, allocations: 1.432 MB / 1.459 GB, free: 7.805 MB / 1.154 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005177/0.7446, allocations: 69.7 kB / 1.459 GB, free: 7.73 MB / 1.154 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001259/0.7458, allocations: 1.538 MB / 1.461 GB, free: 6.176 MB / 1.154 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001246/0.7471, allocations: 0.9683 MB / 1.462 GB, free: 5.199 MB / 1.154 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001235/0.7483, allocations: 0.6321 MB / 1.462 GB, free: 4.559 MB / 1.154 GB
Notification: Performance of setup shared object (initialization): time 0.0001451/0.7484, allocations: 309.1 kB / 1.463 GB, free: 4.254 MB / 1.154 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006641/0.7551, allocations: 2.686 MB / 1.465 GB, free: 1.559 MB / 1.154 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007714/0.7628, allocations: 3.658 MB / 1.469 GB, free: 13.5 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01439/0.7772, allocations: 6.399 MB / 1.475 GB, free: 6.703 MB / 1.17 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.244e-05/0.7772, allocations: 8 kB / 1.475 GB, free: 6.695 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 0.03172/0.8089, allocations: 10.81 MB / 1.486 GB, free: 11.82 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 4.512e-05/0.809, allocations: 16 kB / 1.486 GB, free: 11.81 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.942e-05/0.809, allocations: 28 kB / 1.486 GB, free: 11.78 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02135/0.8304, allocations: 5.532 MB / 1.491 GB, free: 6.234 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004737/0.8351, allocations: 0.9984 MB / 1.492 GB, free: 5.234 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04878/0.8839, allocations: 27.36 MB / 1.519 GB, free: 9.52 MB / 1.217 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004832/0.8887, allocations: 0.581 MB / 1.519 GB, free: 8.938 MB / 1.217 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004532/0.8892, allocations: 147.9 kB / 1.52 GB, free: 8.793 MB / 1.217 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008951/0.8981, allocations: 3.988 MB / 1.523 GB, free: 4.797 MB / 1.217 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.008608/0.9068, allocations: 3.611 MB / 1.527 GB, free: 0.793 MB / 1.217 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0971/1.004, allocations: 24.47 MB / 1.551 GB, free: 7.844 MB / 1.248 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.164e-05/1.004, allocations: 8 kB / 1.551 GB, free: 7.836 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 0.02913/1.033, allocations: 10.17 MB / 1.561 GB, free: 13.6 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 3.865e-05/1.033, allocations: 19.94 kB / 1.561 GB, free: 13.58 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.99e-05/1.033, allocations: 28 kB / 1.561 GB, free: 13.55 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01696/1.05, allocations: 4.321 MB / 1.565 GB, free: 9.215 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005006/1.055, allocations: 1.042 MB / 1.566 GB, free: 8.172 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04148/1.097, allocations: 26.14 MB / 1.592 GB, free: 13.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004758/1.101, allocations: 0.5501 MB / 1.592 GB, free: 12.95 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006299/1.102, allocations: 151.9 kB / 1.592 GB, free: 12.8 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 0.001035/1.103, allocations: 413.5 kB / 1.593 GB, free: 12.39 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006149/1.104, allocations: 202.7 kB / 1.593 GB, free: 12.19 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 0.0296/1.133, allocations: 9.936 MB / 1.603 GB, free: 2.203 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.779e-05/1.133, allocations: 28 kB / 1.603 GB, free: 2.176 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.449e-05/1.133, allocations: 12 kB / 1.603 GB, free: 2.164 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.895e-05/1.133, allocations: 11.95 kB / 1.603 GB, free: 2.152 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 0.6647/1.798, allocations: 14.76 MB / 1.617 GB, free: 256.8 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.672e-05/1.798, allocations: 7.969 kB / 1.617 GB, free: 256.8 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003788/1.802, allocations: 0.7387 MB / 1.618 GB, free: 256.7 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0189/1.821, allocations: 5.172 MB / 1.623 GB, free: 256.1 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004914/1.821, allocations: 73.12 kB / 1.623 GB, free: 256.1 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03561/1.857, allocations: 26.43 MB / 1.649 GB, free: 242.7 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.075e-06/1.857, allocations: 14.22 kB / 1.649 GB, free: 242.7 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 0.0232/1.88, allocations: 9.862 MB / 1.658 GB, free: 238.7 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002715/1.883, allocations: 0.657 MB / 1.659 GB, free: 238.4 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006974/1.883, allocations: 55.41 kB / 1.659 GB, free: 238.3 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003738/1.887, allocations: 0.5141 MB / 1.66 GB, free: 238.1 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000763/1.888, allocations: 233.2 kB / 1.66 GB, free: 237.9 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002125/1.888, allocations: 88.52 kB / 1.66 GB, free: 237.9 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001192/1.889, allocations: 0.9407 MB / 1.661 GB, free: 237.3 MB / 1.295 GB
Notification: Performance of sort global known variables: time 9e-08/1.889, allocations: 0 / 1.661 GB, free: 237.3 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.00489/1.894, allocations: 1.844 MB / 1.663 GB, free: 235.5 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 0.0003643/1.895, allocations: 179.8 kB / 1.663 GB, free: 235.3 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02476/1.919, allocations: 12.04 MB / 1.675 GB, free: 223.2 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.397e-05/1.919, allocations: 0 / 1.675 GB, free: 223.2 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009318/1.929, allocations: 4.262 MB / 1.679 GB, free: 218.9 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001875/1.931, allocations: 264.2 kB / 1.679 GB, free: 218.7 MB / 1.295 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01908/1.95, allocations: 9.127 MB / 1.688 GB, free: 209.5 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002772/1.952, allocations: 2.271 MB / 1.69 GB, free: 207.2 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.003956/1.956, allocations: 1.655 MB / 1.692 GB, free: 205.5 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005834/1.957, allocations: 168 kB / 1.692 GB, free: 205.4 MB / 1.295 GB
Notification: Performance of SimCode: time 1.002e-06/1.957, allocations: 0 / 1.692 GB, free: 205.4 MB / 1.295 GB
Notification: Performance of Templates: time 0.08611/2.043, allocations: 80.28 MB / 1.77 GB, free: 125.4 MB / 1.295 GB
"
[Timeout remaining time 298]
make -j1 -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile [Timeout 300]
(rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD  -abortSlowSimulation -alarm=400  -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 400]
[Calling os._exit(0), Time elapsed: 12.441077515482903]
Failed to read output from testmodel.py, exit status != 0:
2.0527842547744513 2.061077275 1.575447638
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f2a38676fe0>