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 0.001935/0.001935, allocations: 100.3 kB / 19.7 MB, free: 2.012 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 0.002815/0.002815, allocations: 222.4 kB / 23 MB, free: 4.914 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 1.557/1.557, allocations: 230.6 MB / 256.8 MB, free: 7.82 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 3.358/3.358, allocations: 0.4892 GB / 0.7951 GB, free: 35.52 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 0.002121/0.002121, allocations: 68.94 kB / 1.154 GB, free: 25.51 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4445/0.4466, allocations: 176.1 MB / 1.326 GB, free: 1.816 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02578/0.4724, allocations: 17.86 MB / 1.344 GB, free: 15.89 MB / 1.045 GB
Notification: Performance of NFInst.instExpressions: time 0.01418/0.4865, allocations: 6.711 MB / 1.35 GB, free: 9.168 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002819/0.4894, allocations: 63.75 kB / 1.35 GB, free: 9.105 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004763/0.4941, allocations: 1.492 MB / 1.352 GB, free: 7.609 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.005327/0.4995, allocations: 1.443 MB / 1.353 GB, free: 6.16 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004671/0.5041, allocations: 1.261 MB / 1.355 GB, free: 4.898 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.009233/0.5134, allocations: 5.445 MB / 1.36 GB, free: 15.44 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.006314/0.5197, allocations: 3.35 MB / 1.363 GB, free: 11.99 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005438/0.5251, allocations: 2.408 MB / 1.365 GB, free: 9.574 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.007001/0.5321, allocations: 2.995 MB / 1.368 GB, free: 6.57 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001834/0.5339, allocations: 0.5117 MB / 1.369 GB, free: 6.059 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003699/0.5376, allocations: 1.186 MB / 1.37 GB, free: 4.871 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.00327/0.5409, allocations: 2.303 MB / 1.372 GB, free: 2.562 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.003278/0.5442, allocations: 1.779 MB / 1.374 GB, free: 0.7773 MB / 1.061 GB
Notification: Performance of NFConvertDAE.convert: time 0.01063/0.5548, allocations: 7.777 MB / 1.382 GB, free: 8.977 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 6.362e-06/0.5548, allocations: 0 / 1.382 GB, free: 8.977 MB / 1.076 GB
Notification: Performance of FrontEnd: time 3.016e-06/0.5548, allocations: 0 / 1.382 GB, free: 8.977 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0002118/0.555, allocations: 0 / 1.382 GB, free: 8.977 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 0.009942/0.565, allocations: 3.793 MB / 1.385 GB, free: 5.137 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 4.632e-05/0.565, allocations: 11.97 kB / 1.385 GB, free: 5.125 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01295/0.578, allocations: 2.421 MB / 1.388 GB, free: 2.699 MB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006746/0.5847, allocations: 2.162 MB / 1.39 GB, free: 0.5039 MB / 1.076 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002831/0.585, allocations: 263.4 kB / 1.39 GB, free: 252 kB / 1.076 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001269/0.5863, allocations: 347.9 kB / 1.39 GB, free: 15.91 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01926/0.6055, allocations: 7.205 MB / 1.397 GB, free: 8.582 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.000141/0.6057, allocations: 11.94 kB / 1.397 GB, free: 8.57 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001165/0.6068, allocations: 148 kB / 1.398 GB, free: 8.426 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005788/0.6074, allocations: 330 kB / 1.398 GB, free: 8.102 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01884/0.6263, allocations: 7.023 MB / 1.405 GB, free: 1.059 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 0.04085/0.6671, allocations: 17.83 MB / 1.422 GB, free: 14.66 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009127/0.6762, allocations: 3.717 MB / 1.426 GB, free: 10.91 MB / 1.123 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006697/0.6829, allocations: 2.53 MB / 1.428 GB, free: 8.359 MB / 1.123 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003406/0.6833, allocations: 49.97 kB / 1.428 GB, free: 8.309 MB / 1.123 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0001005/0.6834, allocations: 60.5 kB / 1.428 GB, free: 8.242 MB / 1.123 GB
Notification: Performance of pre-optimization done (n=208): time 5.28e-06/0.6834, allocations: 0 / 1.428 GB, free: 8.242 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 0.1121/0.7955, allocations: 30.74 MB / 1.458 GB, free: 9.512 MB / 1.154 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001898/0.7957, allocations: 243.5 kB / 1.459 GB, free: 9.223 MB / 1.154 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002611/0.7983, allocations: 1.432 MB / 1.46 GB, free: 7.777 MB / 1.154 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006145/0.7989, allocations: 69.7 kB / 1.46 GB, free: 7.703 MB / 1.154 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001442/0.8003, allocations: 1.542 MB / 1.462 GB, free: 6.148 MB / 1.154 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001426/0.8018, allocations: 0.9683 MB / 1.463 GB, free: 5.172 MB / 1.154 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001329/0.8031, allocations: 0.6321 MB / 1.463 GB, free: 4.531 MB / 1.154 GB
Notification: Performance of setup shared object (initialization): time 0.0001815/0.8033, allocations: 305.1 kB / 1.463 GB, free: 4.23 MB / 1.154 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00658/0.8099, allocations: 2.694 MB / 1.466 GB, free: 1.527 MB / 1.154 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007499/0.8174, allocations: 3.651 MB / 1.47 GB, free: 13.47 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01455/0.8319, allocations: 6.402 MB / 1.476 GB, free: 6.672 MB / 1.17 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.519e-05/0.832, allocations: 8 kB / 1.476 GB, free: 6.664 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 0.03116/0.8631, allocations: 10.8 MB / 1.486 GB, free: 11.8 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 8.232e-05/0.8632, allocations: 20 kB / 1.487 GB, free: 11.79 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.987e-05/0.8633, allocations: 28.03 kB / 1.487 GB, free: 11.76 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02202/0.8853, allocations: 5.532 MB / 1.492 GB, free: 6.211 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005155/0.8904, allocations: 0.9906 MB / 1.493 GB, free: 5.219 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05035/0.9408, allocations: 27.39 MB / 1.52 GB, free: 9.492 MB / 1.217 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004909/0.9457, allocations: 0.5695 MB / 1.52 GB, free: 8.922 MB / 1.217 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007639/0.9465, allocations: 152 kB / 1.52 GB, free: 8.773 MB / 1.217 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009598/0.9561, allocations: 3.991 MB / 1.524 GB, free: 4.773 MB / 1.217 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00772/0.9638, allocations: 3.611 MB / 1.528 GB, free: 0.7695 MB / 1.217 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09306/1.057, allocations: 24.47 MB / 1.552 GB, free: 7.816 MB / 1.248 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.876e-05/1.057, allocations: 8 kB / 1.552 GB, free: 7.809 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 0.02895/1.086, allocations: 10.16 MB / 1.562 GB, free: 13.58 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 4.334e-05/1.086, allocations: 19.94 kB / 1.562 GB, free: 13.56 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.274e-05/1.086, allocations: 24 kB / 1.562 GB, free: 13.54 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01564/1.102, allocations: 4.325 MB / 1.566 GB, free: 9.188 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004802/1.106, allocations: 1.034 MB / 1.567 GB, free: 8.152 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03947/1.146, allocations: 26.14 MB / 1.592 GB, free: 13.47 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004808/1.151, allocations: 0.5577 MB / 1.593 GB, free: 12.91 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006739/1.151, allocations: 147.9 kB / 1.593 GB, free: 12.77 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 0.001345/1.153, allocations: 406.1 kB / 1.593 GB, free: 12.37 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007834/1.153, allocations: 206.7 kB / 1.594 GB, free: 12.16 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 0.02756/1.181, allocations: 9.935 MB / 1.603 GB, free: 2.184 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.627e-05/1.181, allocations: 28 kB / 1.603 GB, free: 2.156 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.342e-05/1.181, allocations: 12 kB / 1.603 GB, free: 2.145 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.791e-05/1.181, allocations: 15.89 kB / 1.603 GB, free: 2.129 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 0.9074/2.089, allocations: 14.76 MB / 1.618 GB, free: 256.9 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.71e-05/2.089, allocations: 8.344 kB / 1.618 GB, free: 256.9 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00405/2.093, allocations: 0.7388 MB / 1.619 GB, free: 256.9 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01962/2.112, allocations: 5.17 MB / 1.624 GB, free: 256.3 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007113/2.113, allocations: 69.39 kB / 1.624 GB, free: 256.2 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03749/2.151, allocations: 26.43 MB / 1.649 GB, free: 242.8 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.945e-06/2.151, allocations: 12.97 kB / 1.65 GB, free: 242.8 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 0.0238/2.174, allocations: 9.872 MB / 1.659 GB, free: 238.8 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002421/2.177, allocations: 0.6532 MB / 1.66 GB, free: 238.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.00086/2.178, allocations: 54.66 kB / 1.66 GB, free: 238.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003807/2.181, allocations: 0.5116 MB / 1.66 GB, free: 238.2 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001008/2.182, allocations: 233.1 kB / 1.661 GB, free: 238.1 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004047/2.183, allocations: 99.2 kB / 1.661 GB, free: 238 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001586/2.184, allocations: 0.9371 MB / 1.662 GB, free: 237.3 MB / 1.295 GB
Notification: Performance of sort global known variables: time 9.1e-08/2.184, allocations: 0 / 1.662 GB, free: 237.3 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.006981/2.191, allocations: 1.842 MB / 1.663 GB, free: 235.4 MB / 1.295 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0005428/2.192, allocations: 182 kB / 1.664 GB, free: 235.2 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02542/2.217, allocations: 12.03 MB / 1.675 GB, free: 223.2 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.785e-05/2.217, allocations: 0 / 1.675 GB, free: 223.2 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009574/2.227, allocations: 4.272 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 0.002775/2.23, allocations: 264.9 kB / 1.68 GB, free: 218.6 MB / 1.295 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02134/2.251, allocations: 9.693 MB / 1.689 GB, free: 208.8 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003377/2.254, allocations: 2.338 MB / 1.691 GB, free: 206.4 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001177/2.256, allocations: 212 kB / 1.692 GB, free: 206.2 MB / 1.295 GB
Notification: Performance of SimCode: time 1.923e-06/2.256, allocations: 0 / 1.692 GB, free: 206.2 MB / 1.295 GB
Notification: Performance of Templates: time 0.09812/2.354, allocations: 108.7 MB / 1.798 GB, free: 97.54 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: 19.438555544707924]
Failed to read output from testmodel.py, exit status != 0:
2.3639944940805435 2.37280696 1.815394439
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f0fcdfb2fe0>