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 0.001333/0.001333, allocations: 106.5 kB / 19.69 MB, free: 2.277 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 0.002104/0.002104, allocations: 218.1 kB / 23.01 MB, free: 4.605 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 1.543/1.543, allocations: 230.6 MB / 256.8 MB, free: 8.031 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 3.373/3.373, allocations: 0.49 GB / 0.7958 GB, free: 33.36 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 0.002133/0.002133, allocations: 68.97 kB / 1.155 GB, free: 25.49 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4476/0.4497, allocations: 176.1 MB / 1.327 GB, free: 1.402 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02705/0.4768, allocations: 19.21 MB / 1.346 GB, free: 14.13 MB / 1.045 GB
Notification: Performance of NFInst.instExpressions: time 0.01458/0.4913, allocations: 7.05 MB / 1.353 GB, free: 7.066 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002281/0.4936, allocations: 63.75 kB / 1.353 GB, free: 7.004 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004438/0.4981, allocations: 1.539 MB / 1.354 GB, free: 5.461 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.004684/0.5027, allocations: 1.443 MB / 1.356 GB, free: 4.012 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003913/0.5067, allocations: 1.286 MB / 1.357 GB, free: 2.727 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.008457/0.5151, allocations: 5.449 MB / 1.362 GB, free: 13.27 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.00568/0.5208, allocations: 3.381 MB / 1.366 GB, free: 9.781 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004913/0.5257, allocations: 2.392 MB / 1.368 GB, free: 7.383 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006297/0.532, allocations: 3.163 MB / 1.371 GB, free: 4.211 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001549/0.5336, allocations: 0.5117 MB / 1.372 GB, free: 3.699 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003406/0.537, allocations: 1.276 MB / 1.373 GB, free: 2.422 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.003189/0.5402, allocations: 2.299 MB / 1.375 GB, free: 120 kB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.003808/0.544, allocations: 2.175 MB / 1.377 GB, free: 13.93 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.01052/0.5545, allocations: 7.741 MB / 1.385 GB, free: 6.168 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 5.13e-06/0.5545, allocations: 3.938 kB / 1.385 GB, free: 6.164 MB / 1.076 GB
Notification: Performance of FrontEnd: time 2.014e-06/0.5545, allocations: 4 kB / 1.385 GB, free: 6.16 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0002226/0.5547, allocations: 0 / 1.385 GB, free: 6.16 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 0.01055/0.5653, allocations: 3.789 MB / 1.389 GB, free: 2.324 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 4.564e-05/0.5653, allocations: 8.031 kB / 1.389 GB, free: 2.316 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01271/0.578, allocations: 2.429 MB / 1.391 GB, free: 15.88 MB / 1.092 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006801/0.5848, allocations: 2.154 MB / 1.393 GB, free: 13.7 MB / 1.092 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002825/0.5851, allocations: 263.4 kB / 1.393 GB, free: 13.44 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001291/0.5864, allocations: 351.8 kB / 1.394 GB, free: 13.09 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01653/0.6029, allocations: 7.13 MB / 1.401 GB, free: 5.863 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.92e-05/0.603, allocations: 7.953 kB / 1.401 GB, free: 5.855 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004596/0.6035, allocations: 151.9 kB / 1.401 GB, free: 5.707 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004976/0.604, allocations: 330 kB / 1.401 GB, free: 5.383 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0171/0.6211, allocations: 7.035 MB / 1.408 GB, free: 14.32 MB / 1.107 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 0.04269/0.6637, allocations: 25.96 MB / 1.433 GB, free: 2.25 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008171/0.6719, allocations: 3.737 MB / 1.437 GB, free: 14.48 MB / 1.139 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005902/0.6778, allocations: 2.522 MB / 1.439 GB, free: 11.94 MB / 1.139 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002224/0.678, allocations: 57.94 kB / 1.439 GB, free: 11.88 MB / 1.139 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.317e-05/0.6781, allocations: 64.5 kB / 1.439 GB, free: 11.81 MB / 1.139 GB
Notification: Performance of pre-optimization done (n=208): time 5.059e-06/0.6781, allocations: 3.938 kB / 1.439 GB, free: 11.81 MB / 1.139 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 0.1042/0.7823, allocations: 30.75 MB / 1.47 GB, free: 13.07 MB / 1.17 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002043/0.7825, allocations: 235.6 kB / 1.47 GB, free: 12.79 MB / 1.17 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002595/0.7851, allocations: 1.431 MB / 1.471 GB, free: 11.34 MB / 1.17 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006304/0.7858, allocations: 73.7 kB / 1.471 GB, free: 11.27 MB / 1.17 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001293/0.7871, allocations: 1.526 MB / 1.473 GB, free: 9.723 MB / 1.17 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001283/0.7883, allocations: 0.9722 MB / 1.474 GB, free: 8.742 MB / 1.17 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.00121/0.7896, allocations: 0.636 MB / 1.474 GB, free: 8.098 MB / 1.17 GB
Notification: Performance of setup shared object (initialization): time 0.0001523/0.7897, allocations: 305.1 kB / 1.475 GB, free: 7.797 MB / 1.17 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006248/0.796, allocations: 2.69 MB / 1.477 GB, free: 5.098 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007226/0.8032, allocations: 3.575 MB / 1.481 GB, free: 1.148 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01398/0.8172, allocations: 6.399 MB / 1.487 GB, free: 10.35 MB / 1.186 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.711e-05/0.8172, allocations: 8 kB / 1.487 GB, free: 10.34 MB / 1.186 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 0.03018/0.8474, allocations: 10.8 MB / 1.497 GB, free: 15.48 MB / 1.201 GB
Notification: Performance of prepare postOptimizeDAE: time 4.819e-05/0.8474, allocations: 16 kB / 1.497 GB, free: 15.46 MB / 1.201 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.986e-05/0.8475, allocations: 28 kB / 1.498 GB, free: 15.43 MB / 1.201 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02072/0.8682, allocations: 5.544 MB / 1.503 GB, free: 9.875 MB / 1.201 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004693/0.8729, allocations: 0.9947 MB / 1.504 GB, free: 8.879 MB / 1.201 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0485/0.9214, allocations: 27.89 MB / 1.531 GB, free: 12.6 MB / 1.232 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004836/0.9262, allocations: 0.5772 MB / 1.532 GB, free: 12.02 MB / 1.232 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005005/0.9267, allocations: 151.9 kB / 1.532 GB, free: 11.88 MB / 1.232 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008822/0.9356, allocations: 3.984 MB / 1.536 GB, free: 7.883 MB / 1.232 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007059/0.9426, allocations: 3.532 MB / 1.539 GB, free: 3.969 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09072/1.033, allocations: 24.49 MB / 1.563 GB, free: 11 MB / 1.264 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.208e-05/1.033, allocations: 8 kB / 1.563 GB, free: 11 MB / 1.264 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 0.02814/1.062, allocations: 10.17 MB / 1.573 GB, free: 0.7617 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 3.922e-05/1.062, allocations: 16 kB / 1.573 GB, free: 0.7461 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.631e-05/1.062, allocations: 28 kB / 1.573 GB, free: 0.7188 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01604/1.078, allocations: 4.329 MB / 1.577 GB, free: 12.37 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004854/1.082, allocations: 1.042 MB / 1.578 GB, free: 11.32 MB / 1.279 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.9303/2.013, allocations: 26.71 MB / 1.604 GB, free: 256.3 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005716/2.018, allocations: 0.5537 MB / 1.605 GB, free: 256.3 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007011/2.019, allocations: 154 kB / 1.605 GB, free: 256.3 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 0.001093/2.02, allocations: 394.2 kB / 1.605 GB, free: 256.1 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008043/2.021, allocations: 205.9 kB / 1.606 GB, free: 256.1 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 0.0311/2.052, allocations: 9.93 MB / 1.615 GB, free: 255.9 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.111e-05/2.052, allocations: 31.78 kB / 1.615 GB, free: 255.9 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.851e-05/2.052, allocations: 13.94 kB / 1.615 GB, free: 255.9 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.718e-05/2.052, allocations: 15.16 kB / 1.615 GB, free: 255.9 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 0.03884/2.091, allocations: 15.99 MB / 1.631 GB, free: 250.8 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.527e-05/2.091, allocations: 7.719 kB / 1.631 GB, free: 250.8 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003716/2.095, allocations: 0.7382 MB / 1.632 GB, free: 250.7 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01772/2.113, allocations: 5.174 MB / 1.637 GB, free: 250.1 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006587/2.113, allocations: 77.38 kB / 1.637 GB, free: 250.1 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03264/2.146, allocations: 26.97 MB / 1.663 GB, free: 233.7 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.834e-06/2.146, allocations: 18.81 kB / 1.663 GB, free: 233.7 MB / 1.295 GB
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02217/2.168, allocations: 9.866 MB / 1.673 GB, free: 224.8 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002237/2.17, allocations: 0.6529 MB / 1.674 GB, free: 224.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005205/2.171, allocations: 59.98 kB / 1.674 GB, free: 224.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003186/2.174, allocations: 0.5109 MB / 1.674 GB, free: 223.6 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007473/2.175, allocations: 238.2 kB / 1.674 GB, free: 223.3 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002048/2.175, allocations: 87.95 kB / 1.674 GB, free: 223.2 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001298/2.176, allocations: 0.976 MB / 1.675 GB, free: 222.2 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1e-07/2.176, allocations: 0 / 1.675 GB, free: 222.2 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.006211/2.183, allocations: 1.844 MB / 1.677 GB, free: 220.4 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 0.0004148/2.183, allocations: 189.1 kB / 1.677 GB, free: 220.2 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02595/2.209, allocations: 12.02 MB / 1.689 GB, free: 208.1 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 2.415e-05/2.209, allocations: 0 / 1.689 GB, free: 208.1 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009672/2.219, allocations: 4.275 MB / 1.693 GB, free: 203.8 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002866/2.221, allocations: 266.1 kB / 1.693 GB, free: 203.5 MB / 1.295 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02015/2.242, allocations: 9.708 MB / 1.703 GB, free: 193.7 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002653/2.244, allocations: 2.901 MB / 1.706 GB, free: 190.8 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001147/2.245, allocations: 211.3 kB / 1.706 GB, free: 190.6 MB / 1.295 GB
Notification: Performance of SimCode: time 1.884e-06/2.245, allocations: 4 kB / 1.706 GB, free: 190.6 MB / 1.295 GB
Notification: Performance of Templates: time 0.09787/2.343, allocations: 107.5 MB / 1.811 GB, free: 83.08 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: 19.484861884993734]
Failed to read output from testmodel.py, exit status != 0:
2.353360362991225 2.362027927 1.805005487
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f8bba0aef50>