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 0.001388/0.001388, 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 0.001628/0.001628, allocations: 215.2 kB / 22.25 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 1.495/1.495, allocations: 230.6 MB / 256 MB, free: 7.789 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 3.563/3.563, allocations: 0.5107 GB / 0.8158 GB, free: 17.8 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 0.002188/0.002188, allocations: 71.84 kB / 1.186 GB, free: 13.54 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4373/0.4395, allocations: 181.9 MB / 1.364 GB, free: 13.49 MB / 1.061 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02631/0.4658, allocations: 17.93 MB / 1.381 GB, free: 11.49 MB / 1.076 GB
Notification: Performance of NFInst.instExpressions: time 0.0138/0.4796, allocations: 6.742 MB / 1.388 GB, free: 4.734 MB / 1.076 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00189/0.4815, allocations: 63.75 kB / 1.388 GB, free: 4.672 MB / 1.076 GB
Notification: Performance of NFTyping.typeComponents: time 0.004474/0.486, allocations: 1.486 MB / 1.39 GB, free: 3.184 MB / 1.076 GB
Notification: Performance of NFTyping.typeBindings: time 0.004649/0.4906, allocations: 1.459 MB / 1.391 GB, free: 1.719 MB / 1.076 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003999/0.4946, allocations: 1.275 MB / 1.392 GB, free: 452 kB / 1.076 GB
Notification: Performance of NFFlatten.flatten: time 0.00764/0.5022, allocations: 5.472 MB / 1.398 GB, free: 10.96 MB / 1.092 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005573/0.5078, allocations: 3.378 MB / 1.401 GB, free: 7.48 MB / 1.092 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004535/0.5123, allocations: 2.427 MB / 1.403 GB, free: 5.047 MB / 1.092 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006137/0.5185, allocations: 2.999 MB / 1.406 GB, free: 2.039 MB / 1.092 GB
Notification: Performance of NFPackage.collectConstants: time 0.001347/0.5198, allocations: 0.5156 MB / 1.407 GB, free: 1.523 MB / 1.092 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003036/0.5229, allocations: 1.201 MB / 1.408 GB, free: 328 kB / 1.092 GB
Notification: Performance of NFScalarize.scalarize: time 0.003038/0.5259, allocations: 2.311 MB / 1.41 GB, free: 14 MB / 1.107 GB
Notification: Performance of NFVerifyModel.verify: time 0.003169/0.5291, allocations: 1.786 MB / 1.412 GB, free: 12.21 MB / 1.107 GB
Notification: Performance of NFConvertDAE.convert: time 0.01102/0.5401, allocations: 7.827 MB / 1.419 GB, free: 4.359 MB / 1.107 GB
Notification: Performance of FrontEnd - DAE generated: time 6.782e-06/0.5401, allocations: 7.938 kB / 1.419 GB, free: 4.352 MB / 1.107 GB
Notification: Performance of FrontEnd: time 2.826e-06/0.5401, allocations: 4 kB / 1.419 GB, free: 4.348 MB / 1.107 GB
Notification: Performance of Transformations before backend: time 0.0002304/0.5403, allocations: 0 / 1.419 GB, free: 4.348 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 0.01004/0.5504, allocations: 3.832 MB / 1.423 GB, free: 480 kB / 1.107 GB
Notification: Performance of prepare preOptimizeDAE: time 4.289e-05/0.5504, allocations: 8.031 kB / 1.423 GB, free: 472 kB / 1.107 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01377/0.5642, allocations: 2.429 MB / 1.426 GB, free: 14.03 MB / 1.123 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006417/0.5706, allocations: 2.177 MB / 1.428 GB, free: 11.82 MB / 1.123 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002914/0.5709, allocations: 267.5 kB / 1.428 GB, free: 11.55 MB / 1.123 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001235/0.5721, allocations: 355.9 kB / 1.428 GB, free: 11.21 MB / 1.123 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01839/0.5905, allocations: 7.23 MB / 1.435 GB, free: 3.852 MB / 1.123 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.659e-05/0.5906, allocations: 7.953 kB / 1.435 GB, free: 3.844 MB / 1.123 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005087/0.5911, allocations: 151.9 kB / 1.436 GB, free: 3.695 MB / 1.123 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005498/0.5917, allocations: 338.1 kB / 1.436 GB, free: 3.363 MB / 1.123 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01796/0.6096, allocations: 7.028 MB / 1.443 GB, free: 12.33 MB / 1.139 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 0.03647/0.6461, allocations: 17.9 MB / 1.46 GB, free: 9.859 MB / 1.154 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009091/0.6552, allocations: 3.725 MB / 1.464 GB, free: 6.117 MB / 1.154 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006622/0.6618, allocations: 2.522 MB / 1.466 GB, free: 3.57 MB / 1.154 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000268/0.6621, allocations: 45.97 kB / 1.466 GB, free: 3.523 MB / 1.154 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.104e-05/0.6622, allocations: 68.48 kB / 1.466 GB, free: 3.449 MB / 1.154 GB
Notification: Performance of pre-optimization done (n=208): time 5.43e-06/0.6622, allocations: 4 kB / 1.466 GB, free: 3.445 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 0.1192/0.7813, allocations: 30.8 MB / 1.497 GB, free: 4.652 MB / 1.186 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001908/0.7815, allocations: 235.6 kB / 1.497 GB, free: 4.371 MB / 1.186 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00314/0.7847, allocations: 1.44 MB / 1.498 GB, free: 2.918 MB / 1.186 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006743/0.7854, allocations: 69.7 kB / 1.498 GB, free: 2.844 MB / 1.186 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001467/0.7868, allocations: 1.561 MB / 1.5 GB, free: 1.266 MB / 1.186 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001613/0.7884, allocations: 0.9644 MB / 1.501 GB, free: 300 kB / 1.186 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.002351/0.7908, allocations: 0.6321 MB / 1.501 GB, free: 15.65 MB / 1.201 GB
Notification: Performance of setup shared object (initialization): time 0.0001524/0.7909, allocations: 301.1 kB / 1.502 GB, free: 15.36 MB / 1.201 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006977/0.7979, allocations: 2.698 MB / 1.504 GB, free: 12.65 MB / 1.201 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.008196/0.8061, allocations: 3.639 MB / 1.508 GB, free: 8.613 MB / 1.201 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01507/0.8212, allocations: 6.399 MB / 1.514 GB, free: 1.816 MB / 1.201 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.345e-05/0.8212, allocations: 11.94 kB / 1.514 GB, free: 1.805 MB / 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 0.03295/0.8542, allocations: 10.79 MB / 1.525 GB, free: 6.949 MB / 1.217 GB
Notification: Performance of prepare postOptimizeDAE: time 6.004e-05/0.8542, allocations: 16 kB / 1.525 GB, free: 6.934 MB / 1.217 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.812e-05/0.8543, allocations: 24 kB / 1.525 GB, free: 6.91 MB / 1.217 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02188/0.8762, allocations: 5.545 MB / 1.53 GB, free: 1.352 MB / 1.217 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005031/0.8812, allocations: 0.9867 MB / 1.531 GB, free: 372 kB / 1.217 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05142/0.9326, allocations: 27.36 MB / 1.558 GB, free: 4.664 MB / 1.248 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005517/0.9382, allocations: 0.5733 MB / 1.558 GB, free: 4.09 MB / 1.248 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008779/0.939, allocations: 155.9 kB / 1.558 GB, free: 3.938 MB / 1.248 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01031/0.9493, allocations: 3.984 MB / 1.562 GB, free: 15.95 MB / 1.264 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.008533/0.9579, allocations: 3.604 MB / 1.566 GB, free: 11.95 MB / 1.264 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09912/1.057, allocations: 24.47 MB / 1.59 GB, free: 2.992 MB / 1.279 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.272e-05/1.057, allocations: 15.98 kB / 1.59 GB, free: 2.977 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 0.03115/1.088, allocations: 10.16 MB / 1.6 GB, free: 8.738 MB / 1.295 GB
Notification: Performance of prepare postOptimizeDAE: time 5.135e-05/1.088, allocations: 17.25 kB / 1.6 GB, free: 8.723 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.799e-05/1.088, allocations: 24 kB / 1.6 GB, free: 8.699 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01672/1.105, allocations: 4.325 MB / 1.604 GB, free: 4.359 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005242/1.11, allocations: 1.041 MB / 1.605 GB, free: 3.316 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.8764/1.987, allocations: 26.13 MB / 1.63 GB, free: 212.9 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004905/1.992, allocations: 0.5574 MB / 1.631 GB, free: 212.8 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000478/1.992, allocations: 149.6 kB / 1.631 GB, free: 212.8 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 0.0009338/1.993, allocations: 396.8 kB / 1.632 GB, free: 212.5 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005792/1.994, allocations: 199.4 kB / 1.632 GB, free: 212.5 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 0.02863/2.022, allocations: 9.929 MB / 1.641 GB, free: 209.9 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.324e-05/2.022, allocations: 30.06 kB / 1.641 GB, free: 209.9 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.255e-05/2.022, allocations: 12.69 kB / 1.641 GB, free: 209.9 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.022e-05/2.022, allocations: 17.47 kB / 1.641 GB, free: 209.9 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 0.03451/2.057, allocations: 14.78 MB / 1.656 GB, free: 204.9 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.048e-05/2.057, allocations: 11.72 kB / 1.656 GB, free: 204.9 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003372/2.06, allocations: 0.7307 MB / 1.657 GB, free: 204.9 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01687/2.077, allocations: 5.177 MB / 1.662 GB, free: 203.8 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005456/2.078, allocations: 74.95 kB / 1.662 GB, free: 203.8 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03226/2.11, allocations: 26.44 MB / 1.688 GB, free: 183.4 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.855e-06/2.11, allocations: 12.03 kB / 1.688 GB, free: 183.4 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 0.02243/2.132, allocations: 9.874 MB / 1.697 GB, free: 173.4 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002279/2.135, allocations: 0.6566 MB / 1.698 GB, free: 172.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004321/2.135, allocations: 53.92 kB / 1.698 GB, free: 172.6 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0033/2.138, allocations: 0.5148 MB / 1.698 GB, free: 172.1 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007176/2.139, allocations: 238.2 kB / 1.699 GB, free: 171.9 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001999/2.139, allocations: 91.95 kB / 1.699 GB, free: 171.8 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001162/2.14, allocations: 0.944 MB / 1.7 GB, free: 170.9 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1.01e-07/2.14, allocations: 0 / 1.7 GB, free: 170.9 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.005567/2.146, allocations: 1.852 MB / 1.701 GB, free: 169 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 0.0004173/2.146, allocations: 177.2 kB / 1.702 GB, free: 168.8 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02485/2.171, allocations: 12.01 MB / 1.713 GB, free: 156.7 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.913e-05/2.171, allocations: 0 / 1.713 GB, free: 156.7 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009349/2.181, allocations: 4.271 MB / 1.718 GB, free: 152.4 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002079/2.183, allocations: 266.2 kB / 1.718 GB, free: 152.2 MB / 1.295 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02088/2.204, allocations: 9.673 MB / 1.727 GB, free: 142.4 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002541/2.206, allocations: 2.297 MB / 1.729 GB, free: 140.1 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.004348/2.21, allocations: 1.648 MB / 1.731 GB, free: 138.4 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000689/2.211, allocations: 167.3 kB / 1.731 GB, free: 138.3 MB / 1.295 GB
Notification: Performance of SimCode: time 1.393e-06/2.211, allocations: 0 / 1.731 GB, free: 138.3 MB / 1.295 GB
Notification: Performance of Templates: time 0.09608/2.307, allocations: 80.32 MB / 1.81 GB, free: 58.25 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: 13.34892238304019]
Failed to read output from testmodel.py, exit status != 0:
2.31796588934958 2.329522543 1.786660057
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fd1a87defe0>