Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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 0.00182/0.00182, allocations: 109.1 kB / 19.71 MB, free: 2.145 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 0.001991/0.001991, allocations: 209.3 kB / 23 MB, free: 4.977 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 1.508/1.508, allocations: 230.6 MB / 256.8 MB, free: 7.809 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 3.207/3.207, allocations: 0.49 GB / 0.7959 GB, free: 35.41 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.BalancedStepUp.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.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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.BalancedStepUp.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 0.002026/0.002026, allocations: 71.38 kB / 1.155 GB, free: 25.2 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3423/0.3443, allocations: 176.1 MB / 1.327 GB, free: 0.9297 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02522/0.3695, allocations: 17.86 MB / 1.345 GB, free: 15.01 MB / 1.045 GB
Notification: Performance of NFInst.instExpressions: time 0.01279/0.3823, allocations: 6.719 MB / 1.351 GB, free: 8.277 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001806/0.3841, allocations: 63.75 kB / 1.351 GB, free: 8.215 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004074/0.3882, allocations: 1.485 MB / 1.353 GB, free: 6.727 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.003809/0.392, allocations: 1.443 MB / 1.354 GB, free: 5.277 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003191/0.3952, allocations: 1.259 MB / 1.355 GB, free: 4.016 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.006258/0.4015, allocations: 5.449 MB / 1.361 GB, free: 14.55 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004879/0.4063, allocations: 3.385 MB / 1.364 GB, free: 11.07 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003588/0.4099, allocations: 2.408 MB / 1.366 GB, free: 8.652 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005284/0.4152, allocations: 3.148 MB / 1.369 GB, free: 5.496 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001457/0.4167, allocations: 0.5156 MB / 1.37 GB, free: 4.98 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002867/0.4195, allocations: 1.209 MB / 1.371 GB, free: 3.77 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.002974/0.4225, allocations: 2.299 MB / 1.373 GB, free: 1.465 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.00342/0.4259, allocations: 1.775 MB / 1.375 GB, free: 15.68 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.01064/0.4366, allocations: 7.788 MB / 1.383 GB, free: 7.871 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 7.725e-06/0.4366, allocations: 0 / 1.383 GB, free: 7.871 MB / 1.076 GB
Notification: Performance of FrontEnd: time 3.456e-06/0.4366, allocations: 0 / 1.383 GB, free: 7.871 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0002583/0.4368, allocations: 0 / 1.383 GB, free: 7.871 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 0.0103/0.4471, allocations: 3.797 MB / 1.386 GB, free: 4.027 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 4.872e-05/0.4472, allocations: 12.03 kB / 1.386 GB, free: 4.016 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0136/0.4608, allocations: 2.429 MB / 1.389 GB, free: 1.582 MB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006331/0.4671, allocations: 2.158 MB / 1.391 GB, free: 15.39 MB / 1.092 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002851/0.4674, allocations: 259.4 kB / 1.391 GB, free: 15.14 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001366/0.4688, allocations: 351.9 kB / 1.391 GB, free: 14.79 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01664/0.4854, allocations: 7.209 MB / 1.398 GB, free: 7.465 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.908e-05/0.4855, allocations: 11.89 kB / 1.398 GB, free: 7.453 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005128/0.486, allocations: 144 kB / 1.399 GB, free: 7.312 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005131/0.4865, allocations: 334 kB / 1.399 GB, free: 6.984 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01725/0.5038, allocations: 7.016 MB / 1.406 GB, free: 15.95 MB / 1.107 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03294/0.5367, allocations: 17.84 MB / 1.423 GB, free: 13.54 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008139/0.5448, allocations: 3.719 MB / 1.427 GB, free: 9.785 MB / 1.123 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006079/0.5509, allocations: 2.534 MB / 1.429 GB, free: 7.234 MB / 1.123 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002149/0.5511, allocations: 45.97 kB / 1.429 GB, free: 7.188 MB / 1.123 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.433e-05/0.5512, allocations: 60.5 kB / 1.429 GB, free: 7.121 MB / 1.123 GB
Notification: Performance of pre-optimization done (n=208): time 5.3e-06/0.5512, allocations: 0 / 1.429 GB, free: 7.121 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.conv2.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.conv2.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 0.1089/0.6602, allocations: 30.73 MB / 1.459 GB, free: 8.402 MB / 1.154 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002094/0.6604, allocations: 239.6 kB / 1.46 GB, free: 8.117 MB / 1.154 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002201/0.6626, allocations: 1.436 MB / 1.461 GB, free: 6.668 MB / 1.154 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004776/0.663, allocations: 69.7 kB / 1.461 GB, free: 6.594 MB / 1.154 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00117/0.6642, allocations: 1.538 MB / 1.463 GB, free: 5.039 MB / 1.154 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001219/0.6654, allocations: 0.9644 MB / 1.464 GB, free: 4.066 MB / 1.154 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001278/0.6667, allocations: 0.6321 MB / 1.464 GB, free: 3.426 MB / 1.154 GB
Notification: Performance of setup shared object (initialization): time 0.0001415/0.6669, allocations: 305.1 kB / 1.464 GB, free: 3.125 MB / 1.154 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006422/0.6733, allocations: 2.694 MB / 1.467 GB, free: 432 kB / 1.154 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007295/0.6806, allocations: 3.658 MB / 1.471 GB, free: 12.36 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01316/0.6937, allocations: 6.402 MB / 1.477 GB, free: 5.562 MB / 1.17 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.818e-05/0.6938, allocations: 8 kB / 1.477 GB, free: 5.555 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.conv2.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.conv2.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 0.02995/0.7237, allocations: 10.75 MB / 1.487 GB, free: 10.74 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 4.171e-05/0.7237, allocations: 20.06 kB / 1.487 GB, free: 10.72 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.622e-05/0.7238, allocations: 27.98 kB / 1.487 GB, free: 10.69 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02181/0.7456, allocations: 5.552 MB / 1.493 GB, free: 5.125 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004641/0.7502, allocations: 0.9906 MB / 1.494 GB, free: 4.133 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04629/0.7965, allocations: 27.38 MB / 1.521 GB, free: 8.406 MB / 1.217 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004711/0.8012, allocations: 0.5733 MB / 1.521 GB, free: 7.832 MB / 1.217 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004097/0.8017, allocations: 155.9 kB / 1.521 GB, free: 7.68 MB / 1.217 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008272/0.8099, allocations: 3.98 MB / 1.525 GB, free: 3.691 MB / 1.217 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006997/0.8169, allocations: 3.615 MB / 1.529 GB, free: 15.68 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09366/0.9106, allocations: 24.48 MB / 1.553 GB, free: 6.723 MB / 1.248 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.78e-05/0.9106, allocations: 8 kB / 1.553 GB, free: 6.715 MB / 1.248 GB
Warning: The linear system: 
1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1]
]
  =
[
  -loadRL.load1.v[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] ;
  -transformer.conv2.V2[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_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_lambda0): time 0.02696/0.9376, allocations: 10.17 MB / 1.563 GB, free: 12.48 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 3.768e-05/0.9376, allocations: 19.94 kB / 1.563 GB, free: 12.46 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.877e-05/0.9377, allocations: 24 kB / 1.563 GB, free: 12.44 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01647/0.9541, allocations: 4.317 MB / 1.567 GB, free: 8.098 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00488/0.959, allocations: 1.045 MB / 1.568 GB, free: 7.051 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0378/0.9968, allocations: 26.16 MB / 1.593 GB, free: 12.36 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004576/1.001, allocations: 0.5537 MB / 1.594 GB, free: 11.8 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005015/1.002, allocations: 155.9 kB / 1.594 GB, free: 11.65 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.i1[2]) - line2.i3[2] - line2.i2[2]
         0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.0009717/1.003, allocations: 398.5 kB / 1.594 GB, free: 11.25 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006063/1.003, allocations: 202.8 kB / 1.595 GB, free: 11.05 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[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] ;
  -transformer.conv2.V2[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] ;
  -loadRL.load1.v[1]
]
 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 wrapFunctionCalls (simulation): time 0.02809/1.032, allocations: 9.926 MB / 1.604 GB, free: 1.09 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.35e-05/1.032, allocations: 15.95 kB / 1.604 GB, free: 1.074 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.879e-06/1.032, allocations: 4 kB / 1.604 GB, free: 1.07 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002267/1.034, allocations: 0.6624 MB / 1.605 GB, free: 416 kB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004468/1.034, allocations: 55.89 kB / 1.605 GB, free: 360 kB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.6932/1.728, allocations: 0.4973 MB / 1.606 GB, free: 257.5 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001001/1.729, allocations: 299.2 kB / 1.606 GB, free: 257.5 MB / 1.295 GB
Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.02753/1.756, allocations: 9.38 MB / 1.615 GB, free: 256.9 MB / 1.295 GB
Notification: Performance of postOpt symbolicJacobianDAE (simulation): time 0.02095/1.777, allocations: 8.899 MB / 1.624 GB, free: 254.7 MB / 1.295 GB
Notification: Performance of postOpt setEvaluationStage (simulation): time 0.005775/1.783, allocations: 2.608 MB / 1.626 GB, free: 253.9 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.00156/1.784, allocations: 0.9338 MB / 1.627 GB, free: 253.6 MB / 1.295 GB
Notification: Performance of Backend: time 2.71e-07/1.784, allocations: 0 / 1.627 GB, free: 253.6 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02695/1.811, allocations: 10.14 MB / 1.637 GB, free: 250.2 MB / 1.295 GB
Notification: Performance of SimCode: time 0.01262/1.824, allocations: 7.413 MB / 1.644 GB, free: 246.8 MB / 1.295 GB
Notification: Performance of Templates: time 0.1073/1.931, allocations: 102.7 MB / 1.745 GB, free: 153 MB / 1.295 GB
"
[Timeout remaining time 298]
make -j1 -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.makefile [Timeout 300]
(rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & ./Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD  -abortSlowSimulation -alarm=400  -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1) [Timeout 400]
[Calling os._exit(0), Time elapsed: 12.745864276002976]
Failed to read output from testmodel.py, exit status != 0:
1.9405370319946087 1.949762371 1.510637917
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f5c2b07ef80>