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 4.1.0+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 0.002112/0.002112, allocations: 99.64 kB / 18.95 MB, free: 2.668 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.002447/0.002447, allocations: 215.5 kB / 22.25 MB, free: 5.258 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 1.503/1.503, allocations: 230.6 MB / 256 MB, free: 7.785 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 3.357/3.357, allocations: 0.5107 GB / 0.8158 GB, free: 17.79 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.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: 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 0.002113/0.002113, allocations: 70.27 kB / 1.186 GB, free: 13.41 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.358/0.3601, allocations: 181.9 MB / 1.364 GB, free: 13.48 MB / 1.061 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02439/0.3845, allocations: 17.86 MB / 1.381 GB, free: 11.56 MB / 1.076 GB
Notification: Performance of NFInst.instExpressions: time 0.01221/0.3967, allocations: 6.723 MB / 1.388 GB, free: 4.82 MB / 1.076 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001418/0.3982, allocations: 63.75 kB / 1.388 GB, free: 4.758 MB / 1.076 GB
Notification: Performance of NFTyping.typeComponents: time 0.003928/0.4021, allocations: 1.486 MB / 1.389 GB, free: 3.27 MB / 1.076 GB
Notification: Performance of NFTyping.typeBindings: time 0.003575/0.4057, allocations: 1.44 MB / 1.391 GB, free: 1.824 MB / 1.076 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003174/0.4088, allocations: 1.266 MB / 1.392 GB, free: 0.5586 MB / 1.076 GB
Notification: Performance of NFFlatten.flatten: time 0.006359/0.4152, allocations: 5.437 MB / 1.397 GB, free: 11.11 MB / 1.092 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004752/0.4199, allocations: 3.335 MB / 1.401 GB, free: 7.676 MB / 1.092 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003596/0.4235, allocations: 2.419 MB / 1.403 GB, free: 5.25 MB / 1.092 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004841/0.4284, allocations: 2.987 MB / 1.406 GB, free: 2.254 MB / 1.092 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009914/0.4294, allocations: 0.5078 MB / 1.406 GB, free: 1.746 MB / 1.092 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002664/0.432, allocations: 1.198 MB / 1.408 GB, free: 0.5469 MB / 1.092 GB
Notification: Performance of NFScalarize.scalarize: time 0.002707/0.4347, allocations: 2.299 MB / 1.41 GB, free: 14.24 MB / 1.107 GB
Notification: Performance of NFVerifyModel.verify: time 0.002835/0.4376, allocations: 1.771 MB / 1.412 GB, free: 12.46 MB / 1.107 GB
Notification: Performance of NFConvertDAE.convert: time 0.009226/0.4468, allocations: 7.773 MB / 1.419 GB, free: 4.668 MB / 1.107 GB
Notification: Performance of FrontEnd - DAE generated: time 4.458e-06/0.4468, allocations: 0 / 1.419 GB, free: 4.668 MB / 1.107 GB
Notification: Performance of FrontEnd: time 1.563e-06/0.4468, allocations: 8 kB / 1.419 GB, free: 4.66 MB / 1.107 GB
Notification: Performance of Transformations before backend: time 0.0002007/0.447, allocations: 3.938 kB / 1.419 GB, free: 4.656 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.008788/0.4558, allocations: 3.793 MB / 1.423 GB, free: 0.8164 MB / 1.107 GB
Notification: Performance of prepare preOptimizeDAE: time 4.908e-05/0.4559, allocations: 8.031 kB / 1.423 GB, free: 0.8086 MB / 1.107 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0135/0.4694, allocations: 2.417 MB / 1.425 GB, free: 14.39 MB / 1.123 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005611/0.475, allocations: 2.169 MB / 1.427 GB, free: 12.18 MB / 1.123 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002515/0.4752, allocations: 263.4 kB / 1.428 GB, free: 11.93 MB / 1.123 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001082/0.4763, allocations: 347.9 kB / 1.428 GB, free: 11.59 MB / 1.123 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01561/0.4919, allocations: 7.214 MB / 1.435 GB, free: 4.246 MB / 1.123 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.22e-05/0.492, allocations: 7.922 kB / 1.435 GB, free: 4.238 MB / 1.123 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004628/0.4925, allocations: 144 kB / 1.435 GB, free: 4.098 MB / 1.123 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005119/0.493, allocations: 338 kB / 1.435 GB, free: 3.766 MB / 1.123 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01702/0.51, allocations: 7.016 MB / 1.442 GB, free: 12.74 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 0.03234/0.5423, allocations: 17.86 MB / 1.46 GB, free: 10.31 MB / 1.154 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007862/0.5502, allocations: 3.714 MB / 1.463 GB, free: 6.578 MB / 1.154 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00603/0.5562, allocations: 2.522 MB / 1.466 GB, free: 4.031 MB / 1.154 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000191/0.5564, allocations: 45.91 kB / 1.466 GB, free: 3.984 MB / 1.154 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.751e-05/0.5565, allocations: 60.56 kB / 1.466 GB, free: 3.918 MB / 1.154 GB
Notification: Performance of pre-optimization done (n=208): time 4.689e-06/0.5565, allocations: 0 / 1.466 GB, free: 3.918 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 0.1069/0.6634, allocations: 30.74 MB / 1.496 GB, free: 5.184 MB / 1.186 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002038/0.6636, allocations: 247.5 kB / 1.496 GB, free: 4.891 MB / 1.186 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002353/0.666, allocations: 1.432 MB / 1.498 GB, free: 3.445 MB / 1.186 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005378/0.6665, allocations: 65.7 kB / 1.498 GB, free: 3.375 MB / 1.186 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001243/0.6677, allocations: 1.542 MB / 1.499 GB, free: 1.816 MB / 1.186 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001227/0.669, allocations: 0.9722 MB / 1.5 GB, free: 0.8359 MB / 1.186 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001173/0.6701, allocations: 0.6399 MB / 1.501 GB, free: 192 kB / 1.186 GB
Notification: Performance of setup shared object (initialization): time 0.000148/0.6703, allocations: 301.1 kB / 1.501 GB, free: 15.89 MB / 1.201 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006127/0.6764, allocations: 2.69 MB / 1.504 GB, free: 13.19 MB / 1.201 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006935/0.6834, allocations: 3.654 MB / 1.507 GB, free: 9.141 MB / 1.201 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01359/0.6969, allocations: 6.402 MB / 1.513 GB, free: 2.34 MB / 1.201 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.198e-05/0.697, allocations: 8 kB / 1.513 GB, free: 2.332 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 0.03009/0.7271, allocations: 10.81 MB / 1.524 GB, free: 7.457 MB / 1.217 GB
Notification: Performance of prepare postOptimizeDAE: time 4.203e-05/0.7271, allocations: 16 kB / 1.524 GB, free: 7.441 MB / 1.217 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.866e-05/0.7272, allocations: 24 kB / 1.524 GB, free: 7.418 MB / 1.217 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02123/0.7484, allocations: 5.54 MB / 1.529 GB, free: 1.863 MB / 1.217 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004702/0.7531, allocations: 0.9906 MB / 1.53 GB, free: 0.8711 MB / 1.217 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05859/0.8117, allocations: 27.37 MB / 1.557 GB, free: 5.172 MB / 1.248 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005426/0.8171, allocations: 0.5733 MB / 1.558 GB, free: 4.598 MB / 1.248 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001007/0.8181, allocations: 151.9 kB / 1.558 GB, free: 4.449 MB / 1.248 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01054/0.8286, allocations: 3.984 MB / 1.562 GB, free: 468 kB / 1.248 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007294/0.8359, allocations: 3.608 MB / 1.565 GB, free: 12.46 MB / 1.264 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09376/0.9297, allocations: 24.48 MB / 1.589 GB, free: 3.488 MB / 1.279 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.964e-05/0.9297, allocations: 8 kB / 1.589 GB, free: 3.48 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 0.0275/0.9572, allocations: 10.17 MB / 1.599 GB, free: 9.227 MB / 1.295 GB
Notification: Performance of prepare postOptimizeDAE: time 4.309e-05/0.9573, allocations: 19.94 kB / 1.599 GB, free: 9.207 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.249e-05/0.9573, allocations: 28 kB / 1.599 GB, free: 9.18 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01596/0.9733, allocations: 4.322 MB / 1.603 GB, free: 4.844 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00483/0.9781, allocations: 1.045 MB / 1.604 GB, free: 3.797 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7848/1.763, allocations: 26.12 MB / 1.63 GB, free: 212.9 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004585/1.767, allocations: 0.5556 MB / 1.63 GB, free: 212.9 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003513/1.768, allocations: 149.2 kB / 1.631 GB, free: 212.8 MB / 1.295 GB
Warning: Assuming fixed start value for the following 2 variables:
         node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
         node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system:
         0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2]
         0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.0008754/1.769, allocations: 392.7 kB / 1.631 GB, free: 212.6 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005591/1.769, allocations: 204.3 kB / 1.631 GB, free: 212.6 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 0.02705/1.796, allocations: 9.928 MB / 1.641 GB, free: 210 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.074e-05/1.796, allocations: 31.8 kB / 1.641 GB, free: 210 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.227e-05/1.796, allocations: 19.88 kB / 1.641 GB, free: 210 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.044e-05/1.796, allocations: 15.75 kB / 1.641 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 0.03235/1.829, allocations: 14.76 MB / 1.655 GB, free: 205 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.039e-05/1.829, allocations: 8.312 kB / 1.655 GB, free: 205 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003262/1.832, allocations: 0.7333 MB / 1.656 GB, free: 205 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01712/1.849, allocations: 5.182 MB / 1.661 GB, free: 204.1 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00046/1.85, allocations: 74.98 kB / 1.661 GB, free: 204.1 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03351/1.883, allocations: 26.45 MB / 1.687 GB, free: 183.9 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.294e-06/1.883, allocations: 19.97 kB / 1.687 GB, free: 183.9 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 0.02277/1.906, allocations: 9.85 MB / 1.697 GB, free: 173.9 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002203/1.908, allocations: 0.6527 MB / 1.697 GB, free: 173.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004838/1.909, allocations: 66.8 kB / 1.697 GB, free: 173.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003482/1.912, allocations: 0.4992 MB / 1.698 GB, free: 172.6 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000662/1.913, allocations: 238.2 kB / 1.698 GB, free: 172.4 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002135/1.913, allocations: 95.95 kB / 1.698 GB, free: 172.3 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001172/1.914, allocations: 0.9396 MB / 1.699 GB, free: 171.4 MB / 1.295 GB
Notification: Performance of sort global known variables: time 9.1e-08/1.914, allocations: 2.078 kB / 1.699 GB, free: 171.4 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.005549/1.92, allocations: 1.844 MB / 1.701 GB, free: 169.5 MB / 1.295 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0004401/1.92, allocations: 177.1 kB / 1.701 GB, free: 169.3 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02462/1.945, allocations: 12.03 MB / 1.713 GB, free: 157.2 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.44e-05/1.945, allocations: 0 / 1.713 GB, free: 157.2 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009067/1.954, allocations: 4.267 MB / 1.717 GB, free: 152.9 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00202/1.956, allocations: 258.7 kB / 1.717 GB, free: 152.7 MB / 1.295 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01777/1.974, allocations: 9.14 MB / 1.726 GB, free: 143.4 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002271/1.976, allocations: 2.276 MB / 1.728 GB, free: 141.1 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.003965/1.98, allocations: 1.654 MB / 1.73 GB, free: 139.5 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005981/1.98, allocations: 171.3 kB / 1.73 GB, free: 139.3 MB / 1.295 GB
Notification: Performance of SimCode: time 1.052e-06/1.98, allocations: 0 / 1.73 GB, free: 139.3 MB / 1.295 GB
Notification: Performance of Templates: time 0.08662/2.067, allocations: 80.28 MB / 1.809 GB, free: 59.36 MB / 1.295 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: 12.48129701986909]
Failed to read output from testmodel.py, exit status != 0:
2.0763741116970778 2.085465308 1.636216097
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7facc4312fe0>