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 0.001493/0.001493, allocations: 104.4 kB / 19.7 MB, free: 2.125 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 0.001438/0.001438, allocations: 216.5 kB / 22.99 MB, free: 4.945 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 1.442/1.442, allocations: 230.6 MB / 256.8 MB, free: 7.812 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 3.217/3.217, allocations: 0.5107 GB / 0.8166 GB, free: 17.81 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 0.002103/0.002103, allocations: 70.56 kB / 1.187 GB, free: 13.51 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3314/0.3335, allocations: 181.9 MB / 1.365 GB, free: 13.55 MB / 1.061 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.0247/0.3582, allocations: 17.92 MB / 1.382 GB, free: 11.56 MB / 1.076 GB
Notification: Performance of NFInst.instExpressions: time 0.01254/0.3707, allocations: 6.75 MB / 1.389 GB, free: 4.793 MB / 1.076 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00146/0.3722, allocations: 63.75 kB / 1.389 GB, free: 4.73 MB / 1.076 GB
Notification: Performance of NFTyping.typeComponents: time 0.004163/0.3763, allocations: 1.488 MB / 1.39 GB, free: 3.238 MB / 1.076 GB
Notification: Performance of NFTyping.typeBindings: time 0.003596/0.3799, allocations: 1.451 MB / 1.392 GB, free: 1.781 MB / 1.076 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003149/0.3831, allocations: 1.271 MB / 1.393 GB, free: 0.5078 MB / 1.076 GB
Notification: Performance of NFFlatten.flatten: time 0.006402/0.3895, allocations: 5.476 MB / 1.398 GB, free: 11.02 MB / 1.092 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004519/0.394, allocations: 3.378 MB / 1.402 GB, free: 7.543 MB / 1.092 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003155/0.3972, allocations: 2.415 MB / 1.404 GB, free: 5.121 MB / 1.092 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004118/0.4013, allocations: 3.011 MB / 1.407 GB, free: 2.102 MB / 1.092 GB
Notification: Performance of NFPackage.collectConstants: time 0.0007747/0.4021, allocations: 0.5156 MB / 1.407 GB, free: 1.586 MB / 1.092 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002203/0.4043, allocations: 1.205 MB / 1.409 GB, free: 388 kB / 1.092 GB
Notification: Performance of NFScalarize.scalarize: time 0.002305/0.4066, allocations: 2.311 MB / 1.411 GB, free: 14.06 MB / 1.107 GB
Notification: Performance of NFVerifyModel.verify: time 0.002177/0.4087, allocations: 1.782 MB / 1.413 GB, free: 12.27 MB / 1.107 GB
Notification: Performance of NFConvertDAE.convert: time 0.008114/0.4169, allocations: 7.835 MB / 1.42 GB, free: 4.414 MB / 1.107 GB
Notification: Performance of FrontEnd - DAE generated: time 4.208e-06/0.4169, allocations: 0 / 1.42 GB, free: 4.414 MB / 1.107 GB
Notification: Performance of FrontEnd: time 1.593e-06/0.4169, allocations: 0 / 1.42 GB, free: 4.414 MB / 1.107 GB
Notification: Performance of Transformations before backend: time 0.0001077/0.417, allocations: 4 kB / 1.42 GB, free: 4.41 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 0.007824/0.4248, allocations: 3.832 MB / 1.424 GB, free: 0.5312 MB / 1.107 GB
Notification: Performance of prepare preOptimizeDAE: time 4.128e-05/0.4248, allocations: 8.031 kB / 1.424 GB, free: 0.5234 MB / 1.107 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01283/0.4377, allocations: 2.433 MB / 1.426 GB, free: 14.09 MB / 1.123 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005088/0.4427, allocations: 2.166 MB / 1.428 GB, free: 11.89 MB / 1.123 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002452/0.443, allocations: 271.5 kB / 1.429 GB, free: 11.62 MB / 1.123 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.000707/0.4437, allocations: 355.9 kB / 1.429 GB, free: 11.27 MB / 1.123 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01437/0.4581, allocations: 7.235 MB / 1.436 GB, free: 3.914 MB / 1.123 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.416e-05/0.4581, allocations: 7.953 kB / 1.436 GB, free: 3.906 MB / 1.123 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000426/0.4586, allocations: 151.9 kB / 1.436 GB, free: 3.758 MB / 1.123 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004727/0.459, allocations: 330.1 kB / 1.437 GB, free: 3.434 MB / 1.123 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01522/0.4743, allocations: 7.047 MB / 1.444 GB, free: 12.38 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 0.03572/0.51, allocations: 17.89 MB / 1.461 GB, free: 9.914 MB / 1.154 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01238/0.5224, allocations: 3.714 MB / 1.465 GB, free: 6.184 MB / 1.154 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.009399/0.5318, allocations: 2.53 MB / 1.467 GB, free: 3.629 MB / 1.154 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002586/0.532, allocations: 49.95 kB / 1.467 GB, free: 3.578 MB / 1.154 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.537e-05/0.5321, allocations: 52.56 kB / 1.467 GB, free: 3.52 MB / 1.154 GB
Notification: Performance of pre-optimization done (n=208): time 6.983e-06/0.5321, allocations: 0 / 1.467 GB, free: 3.52 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 0.1161/0.6482, allocations: 30.81 MB / 1.497 GB, free: 4.719 MB / 1.186 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001606/0.6483, allocations: 239.6 kB / 1.497 GB, free: 4.434 MB / 1.186 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002506/0.6508, allocations: 1.444 MB / 1.499 GB, free: 2.977 MB / 1.186 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004554/0.6513, allocations: 69.7 kB / 1.499 GB, free: 2.902 MB / 1.186 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001244/0.6525, allocations: 1.561 MB / 1.5 GB, free: 1.324 MB / 1.186 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001217/0.6538, allocations: 0.9566 MB / 1.501 GB, free: 368 kB / 1.186 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001524/0.6553, allocations: 0.636 MB / 1.502 GB, free: 15.71 MB / 1.201 GB
Notification: Performance of setup shared object (initialization): time 0.0001355/0.6554, allocations: 301.1 kB / 1.502 GB, free: 15.42 MB / 1.201 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006614/0.662, allocations: 2.694 MB / 1.505 GB, free: 12.71 MB / 1.201 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007443/0.6695, allocations: 3.643 MB / 1.509 GB, free: 8.676 MB / 1.201 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01397/0.6834, allocations: 6.399 MB / 1.515 GB, free: 1.879 MB / 1.201 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.362e-05/0.6835, allocations: 15.88 kB / 1.515 GB, free: 1.863 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 0.03042/0.7139, allocations: 10.79 MB / 1.525 GB, free: 7.004 MB / 1.217 GB
Notification: Performance of prepare postOptimizeDAE: time 4.613e-05/0.7139, allocations: 16 kB / 1.525 GB, free: 6.988 MB / 1.217 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.272e-05/0.714, allocations: 28 kB / 1.525 GB, free: 6.961 MB / 1.217 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02093/0.7349, allocations: 5.528 MB / 1.531 GB, free: 1.418 MB / 1.217 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004511/0.7394, allocations: 0.9952 MB / 1.532 GB, free: 432 kB / 1.217 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04786/0.7873, allocations: 27.37 MB / 1.558 GB, free: 4.719 MB / 1.248 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004603/0.7919, allocations: 0.5694 MB / 1.559 GB, free: 4.148 MB / 1.248 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000581/0.7925, allocations: 151.9 kB / 1.559 GB, free: 4 MB / 1.248 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008772/0.8013, allocations: 3.988 MB / 1.563 GB, free: 4 kB / 1.248 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007303/0.8086, allocations: 3.607 MB / 1.567 GB, free: 12 MB / 1.264 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09504/0.9036, allocations: 24.47 MB / 1.59 GB, free: 3.047 MB / 1.279 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.953e-05/0.9037, allocations: 8.375 kB / 1.59 GB, free: 3.039 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 0.02862/0.9323, allocations: 10.16 MB / 1.6 GB, free: 8.797 MB / 1.295 GB
Notification: Performance of prepare postOptimizeDAE: time 3.343e-05/0.9323, allocations: 23.94 kB / 1.6 GB, free: 8.773 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.481e-05/0.9324, allocations: 24 kB / 1.6 GB, free: 8.75 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0162/0.9486, allocations: 4.325 MB / 1.605 GB, free: 4.41 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004724/0.9533, allocations: 1.041 MB / 1.606 GB, free: 3.367 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.737/1.69, allocations: 26.12 MB / 1.631 GB, free: 213 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004704/1.695, allocations: 0.5556 MB / 1.632 GB, free: 213 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004161/1.695, allocations: 149.2 kB / 1.632 GB, free: 212.9 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 0.0009134/1.696, allocations: 394.3 kB / 1.632 GB, free: 212.7 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005326/1.697, allocations: 200.8 kB / 1.632 GB, free: 212.7 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 0.02732/1.724, allocations: 9.939 MB / 1.642 GB, free: 210 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.157e-05/1.724, allocations: 28.38 kB / 1.642 GB, free: 210 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.671e-05/1.724, allocations: 11.94 kB / 1.642 GB, free: 210 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.001e-05/1.724, allocations: 15.94 kB / 1.642 GB, free: 210 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 0.03273/1.757, allocations: 14.78 MB / 1.657 GB, free: 205.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.382e-05/1.757, allocations: 12.38 kB / 1.657 GB, free: 205.1 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003378/1.76, allocations: 0.7322 MB / 1.657 GB, free: 205 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01719/1.778, allocations: 5.165 MB / 1.662 GB, free: 204.1 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004629/1.778, allocations: 74.36 kB / 1.663 GB, free: 204 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0335/1.812, allocations: 26.45 MB / 1.688 GB, free: 183.7 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.995e-06/1.812, allocations: 12.03 kB / 1.688 GB, free: 183.7 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 0.02303/1.835, allocations: 9.869 MB / 1.698 GB, free: 173.6 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002116/1.837, allocations: 0.6489 MB / 1.699 GB, free: 173 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007105/1.837, allocations: 57.92 kB / 1.699 GB, free: 172.9 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003665/1.841, allocations: 0.5109 MB / 1.699 GB, free: 172.4 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000731/1.842, allocations: 238.2 kB / 1.699 GB, free: 172.2 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002854/1.842, allocations: 87.95 kB / 1.699 GB, free: 172.1 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001348/1.843, allocations: 0.944 MB / 1.7 GB, free: 171.1 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1.2e-07/1.843, allocations: 3.938 kB / 1.7 GB, free: 171.1 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.006502/1.85, allocations: 1.852 MB / 1.702 GB, free: 169.3 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 0.0004183/1.85, allocations: 176.9 kB / 1.702 GB, free: 169.1 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02561/1.876, allocations: 12.02 MB / 1.714 GB, free: 157 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.587e-05/1.876, allocations: 1 kB / 1.714 GB, free: 157 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009222/1.885, allocations: 4.273 MB / 1.718 GB, free: 152.7 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002182/1.887, allocations: 262.2 kB / 1.719 GB, free: 152.4 MB / 1.295 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02231/1.91, allocations: 10.25 MB / 1.729 GB, free: 142.1 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003/1.913, allocations: 2.351 MB / 1.731 GB, free: 139.7 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001164/1.914, allocations: 207.3 kB / 1.731 GB, free: 139.5 MB / 1.295 GB
Notification: Performance of SimCode: time 9.01e-07/1.914, allocations: 4 kB / 1.731 GB, free: 139.5 MB / 1.295 GB
Notification: Performance of Templates: time 0.09548/2.009, allocations: 109.3 MB / 1.838 GB, free: 30.2 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: 18.40918820304796]
Failed to read output from testmodel.py, exit status != 0:
2.017882399726659 2.027624741 1.6084496879999999
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f84b7b82fe0>