Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001943/0.001943, allocations: 110 kB / 18.93 MB, free: 2.945 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002379/0.002379, allocations: 189.1 kB / 22.23 MB, free: 5.16 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.605/1.605, allocations: 225.6 MB / 251 MB, free: 13 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.1-master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.1-master/package.mo): time 3.194/3.194, allocations: 0.4893 GB / 0.7884 GB, free: 33.11 MB / 0.6231 GB
"
[Timeout remaining time 176]
Using package Buildings with version 12.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.1-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+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_latest_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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 0.002016/0.002016, allocations: 70.09 kB / 1.145 GB, free: 30.75 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3482/0.3502, allocations: 174.9 MB / 1.316 GB, free: 9.652 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02518/0.3754, allocations: 19.19 MB / 1.335 GB, free: 6.395 MB / 1.029 GB
Notification: Performance of NFInst.instExpressions: time 0.01249/0.3879, allocations: 7.022 MB / 1.342 GB, free: 15.36 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001458/0.3893, allocations: 67.75 kB / 1.342 GB, free: 15.29 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004131/0.3935, allocations: 1.539 MB / 1.343 GB, free: 13.75 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.004192/0.3977, allocations: 1.44 MB / 1.345 GB, free: 12.3 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003892/0.4015, allocations: 1.294 MB / 1.346 GB, free: 11.01 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.007392/0.4089, allocations: 5.445 MB / 1.351 GB, free: 5.551 MB / 1.045 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005701/0.4146, allocations: 3.274 MB / 1.354 GB, free: 2.152 MB / 1.045 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004107/0.4187, allocations: 2.388 MB / 1.357 GB, free: 15.76 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005812/0.4246, allocations: 3.151 MB / 1.36 GB, free: 12.6 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001502/0.4261, allocations: 0.5117 MB / 1.36 GB, free: 12.09 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003231/0.4293, allocations: 1.283 MB / 1.362 GB, free: 10.8 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.003836/0.4331, allocations: 2.296 MB / 1.364 GB, free: 8.5 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.004376/0.4375, allocations: 2.167 MB / 1.366 GB, free: 6.324 MB / 1.061 GB
Notification: Performance of NFConvertDAE.convert: time 0.01058/0.4481, allocations: 7.753 MB / 1.374 GB, free: 14.55 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 5.75e-06/0.4481, allocations: 0 / 1.374 GB, free: 14.55 MB / 1.076 GB
Notification: Performance of FrontEnd: time 2.154e-06/0.4481, allocations: 0 / 1.374 GB, free: 14.55 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0002308/0.4483, allocations: 0 / 1.374 GB, free: 14.55 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 0.008983/0.4573, allocations: 3.793 MB / 1.377 GB, free: 10.71 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 4.362e-05/0.4573, allocations: 16.02 kB / 1.377 GB, free: 10.69 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01307/0.4704, allocations: 2.421 MB / 1.38 GB, free: 8.266 MB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005443/0.4759, allocations: 2.15 MB / 1.382 GB, free: 6.086 MB / 1.076 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002864/0.4761, allocations: 271.4 kB / 1.382 GB, free: 5.82 MB / 1.076 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001256/0.4774, allocations: 351.9 kB / 1.382 GB, free: 5.477 MB / 1.076 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01541/0.4928, allocations: 7.122 MB / 1.389 GB, free: 14.25 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.456e-05/0.4929, allocations: 7.922 kB / 1.389 GB, free: 14.25 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000476/0.4934, allocations: 148 kB / 1.389 GB, free: 14.1 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000488/0.4938, allocations: 334 kB / 1.39 GB, free: 13.77 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.017/0.5108, allocations: 7.035 MB / 1.397 GB, free: 6.727 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 0.04099/0.5518, allocations: 25.96 MB / 1.422 GB, free: 10.64 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008364/0.5602, allocations: 3.749 MB / 1.426 GB, free: 6.859 MB / 1.123 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006236/0.5664, allocations: 2.518 MB / 1.428 GB, free: 4.324 MB / 1.123 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002563/0.5667, allocations: 53.88 kB / 1.428 GB, free: 4.27 MB / 1.123 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.511e-05/0.5668, allocations: 64.56 kB / 1.428 GB, free: 4.199 MB / 1.123 GB
Notification: Performance of pre-optimization done (n=208): time 4.208e-06/0.5668, allocations: 0 / 1.428 GB, free: 4.199 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 0.1051/0.6719, allocations: 30.74 MB / 1.458 GB, free: 5.473 MB / 1.154 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001861/0.672, allocations: 243.6 kB / 1.458 GB, free: 5.184 MB / 1.154 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002476/0.6745, allocations: 1.427 MB / 1.46 GB, free: 3.746 MB / 1.154 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006108/0.6751, allocations: 73.7 kB / 1.46 GB, free: 3.668 MB / 1.154 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001296/0.6764, allocations: 1.534 MB / 1.461 GB, free: 2.117 MB / 1.154 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001202/0.6776, allocations: 0.9683 MB / 1.462 GB, free: 1.141 MB / 1.154 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001218/0.6789, allocations: 0.636 MB / 1.463 GB, free: 0.4961 MB / 1.154 GB
Notification: Performance of setup shared object (initialization): time 0.0001736/0.679, allocations: 305.1 kB / 1.463 GB, free: 200 kB / 1.154 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006321/0.6853, allocations: 2.694 MB / 1.466 GB, free: 13.49 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007121/0.6925, allocations: 3.575 MB / 1.469 GB, free: 9.543 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0134/0.7059, allocations: 6.41 MB / 1.476 GB, free: 2.734 MB / 1.17 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.752e-05/0.7059, allocations: 8 kB / 1.476 GB, free: 2.727 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 0.02999/0.7359, allocations: 10.81 MB / 1.486 GB, free: 7.848 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 4.208e-05/0.7359, allocations: 16 kB / 1.486 GB, free: 7.832 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.055e-05/0.736, allocations: 24 kB / 1.486 GB, free: 7.809 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02114/0.7571, allocations: 5.54 MB / 1.492 GB, free: 2.254 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004567/0.7617, allocations: 0.9906 MB / 1.493 GB, free: 1.262 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04724/0.8089, allocations: 27.91 MB / 1.52 GB, free: 4.977 MB / 1.217 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004554/0.8135, allocations: 0.5694 MB / 1.52 GB, free: 4.406 MB / 1.217 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004703/0.8139, allocations: 151.9 kB / 1.521 GB, free: 4.258 MB / 1.217 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008303/0.8222, allocations: 3.988 MB / 1.524 GB, free: 268 kB / 1.217 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0069/0.8291, allocations: 3.536 MB / 1.528 GB, free: 12.35 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.092/0.9211, allocations: 24.48 MB / 1.552 GB, free: 3.395 MB / 1.248 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.57e-05/0.9212, allocations: 8 kB / 1.552 GB, free: 3.387 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 0.0274/0.9486, allocations: 10.17 MB / 1.562 GB, free: 9.141 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 3.683e-05/0.9486, allocations: 24.06 kB / 1.562 GB, free: 9.117 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.434e-05/0.9487, allocations: 28 kB / 1.562 GB, free: 9.09 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01619/0.9648, allocations: 4.325 MB / 1.566 GB, free: 4.746 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004755/0.9696, allocations: 1.038 MB / 1.567 GB, free: 3.707 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03902/1.009, allocations: 26.71 MB / 1.593 GB, free: 8.375 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004296/1.013, allocations: 0.5615 MB / 1.594 GB, free: 7.812 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000407/1.013, allocations: 155.9 kB / 1.594 GB, free: 7.66 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 0.000919/1.014, allocations: 402.8 kB / 1.594 GB, free: 7.262 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006203/1.015, allocations: 210.7 kB / 1.594 GB, free: 7.055 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 0.02759/1.042, allocations: 9.926 MB / 1.604 GB, free: 13.09 MB / 1.311 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.392e-05/1.043, allocations: 32 kB / 1.604 GB, free: 13.05 MB / 1.311 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.428e-05/1.043, allocations: 12 kB / 1.604 GB, free: 13.04 MB / 1.311 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.237e-05/1.043, allocations: 11.95 kB / 1.604 GB, free: 13.03 MB / 1.311 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 0.6452/1.688, allocations: 15.99 MB / 1.62 GB, free: 277.4 MB / 1.311 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.471e-05/1.688, allocations: 7.219 kB / 1.62 GB, free: 277.4 MB / 1.311 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003661/1.692, allocations: 0.7358 MB / 1.621 GB, free: 277.4 MB / 1.311 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.02042/1.712, allocations: 5.181 MB / 1.626 GB, free: 277.4 MB / 1.311 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007073/1.713, allocations: 70.92 kB / 1.626 GB, free: 277.4 MB / 1.311 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04008/1.753, allocations: 26.96 MB / 1.652 GB, free: 265.9 MB / 1.311 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.424e-06/1.753, allocations: 11.94 kB / 1.652 GB, free: 265.9 MB / 1.311 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 0.02341/1.776, allocations: 9.86 MB / 1.662 GB, free: 262.9 MB / 1.311 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001975/1.778, allocations: 0.6561 MB / 1.662 GB, free: 262.7 MB / 1.311 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006096/1.779, allocations: 57.62 kB / 1.662 GB, free: 262.7 MB / 1.311 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003353/1.782, allocations: 0.5108 MB / 1.663 GB, free: 262.7 MB / 1.311 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007806/1.783, allocations: 234 kB / 1.663 GB, free: 262.6 MB / 1.311 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002262/1.783, allocations: 100.2 kB / 1.663 GB, free: 262.6 MB / 1.311 GB
Notification: Performance of sorting global known variables: time 0.001205/1.784, allocations: 0.9684 MB / 1.664 GB, free: 262.2 MB / 1.311 GB
Notification: Performance of sort global known variables: time 1.2e-07/1.784, allocations: 3.609 kB / 1.664 GB, free: 262.2 MB / 1.311 GB
Notification: Performance of remove unused functions: time 0.005237/1.79, allocations: 1.839 MB / 1.666 GB, free: 262.1 MB / 1.311 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 0.0004051/1.79, allocations: 187.6 kB / 1.666 GB, free: 261.9 MB / 1.311 GB
Notification: Performance of simCode: created initialization part: time 0.02456/1.814, allocations: 12.03 MB / 1.678 GB, free: 254.4 MB / 1.311 GB
Notification: Performance of simCode: created event and clocks part: time 1.205e-05/1.814, allocations: 0 / 1.678 GB, free: 254.4 MB / 1.311 GB
Notification: Performance of simCode: created simulation system equations: time 0.009366/1.824, allocations: 4.261 MB / 1.682 GB, free: 250.1 MB / 1.311 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002187/1.826, allocations: 272.1 kB / 1.682 GB, free: 249.9 MB / 1.311 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01741/1.843, allocations: 9.135 MB / 1.691 GB, free: 240.7 MB / 1.311 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002477/1.846, allocations: 2.84 MB / 1.694 GB, free: 237.8 MB / 1.311 GB
Notification: Performance of simCode: alias equations: time 0.004089/1.85, allocations: 1.65 MB / 1.696 GB, free: 236.2 MB / 1.311 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006236/1.851, allocations: 175.3 kB / 1.696 GB, free: 236 MB / 1.311 GB
Notification: Performance of SimCode: time 1.243e-06/1.851, allocations: 0 / 1.696 GB, free: 236 MB / 1.311 GB
Notification: Performance of Templates: time 0.09343/1.944, allocations: 82.62 MB / 1.776 GB, free: 153.6 MB / 1.311 GB
"
[Timeout remaining time 298]
make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile [Timeout 300]
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD  -abortSlowSimulation -alarm=800  -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 800]
[Calling os._exit(0), Time elapsed: 12.57148264348507]
Failed to read output from testmodel.py, exit status != 0:
1.9528157338500023 1.961688295 1.511181456
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f1e958497b0>