Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 0.001378/0.001378, allocations: 113.9 kB / 18.94 MB, free: 2.93 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 0.001742/0.001742, allocations: 190.2 kB / 22.22 MB, free: 5.105 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 1.502/1.502, allocations: 225.6 MB / 251 MB, free: 13.03 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 3.361/3.361, allocations: 0.4893 GB / 0.7884 GB, free: 33.16 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.UnbalancedStepDown.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.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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.UnbalancedStepDown.YD") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 0.002138/0.002138, allocations: 66.58 kB / 1.145 GB, free: 30.63 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3584/0.3605, allocations: 174.9 MB / 1.316 GB, free: 9.66 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02586/0.3864, allocations: 19.26 MB / 1.335 GB, free: 6.336 MB / 1.029 GB
Notification: Performance of NFInst.instExpressions: time 0.0128/0.3992, allocations: 7.042 MB / 1.342 GB, free: 15.28 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001486/0.4007, allocations: 71.69 kB / 1.342 GB, free: 15.21 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004066/0.4047, allocations: 1.532 MB / 1.343 GB, free: 13.67 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.003518/0.4082, allocations: 1.459 MB / 1.345 GB, free: 12.2 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003248/0.4115, allocations: 1.296 MB / 1.346 GB, free: 10.91 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.006998/0.4185, allocations: 5.472 MB / 1.351 GB, free: 5.422 MB / 1.045 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.00497/0.4235, allocations: 3.31 MB / 1.355 GB, free: 1.988 MB / 1.045 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003915/0.4274, allocations: 2.408 MB / 1.357 GB, free: 15.57 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005407/0.4328, allocations: 3.167 MB / 1.36 GB, free: 12.4 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001012/0.4338, allocations: 0.5117 MB / 1.361 GB, free: 11.89 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003029/0.4368, allocations: 1.295 MB / 1.362 GB, free: 10.59 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.002686/0.4395, allocations: 2.307 MB / 1.364 GB, free: 8.277 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.003099/0.4426, allocations: 2.187 MB / 1.366 GB, free: 6.082 MB / 1.061 GB
Notification: Performance of NFConvertDAE.convert: time 0.009575/0.4522, allocations: 7.804 MB / 1.374 GB, free: 14.25 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 4.959e-06/0.4522, allocations: 0 / 1.374 GB, free: 14.25 MB / 1.076 GB
Notification: Performance of FrontEnd: time 1.733e-06/0.4522, allocations: 4 kB / 1.374 GB, free: 14.25 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0001935/0.4524, allocations: 0 / 1.374 GB, free: 14.25 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.009288/0.4617, allocations: 3.843 MB / 1.378 GB, free: 10.36 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 5.033e-05/0.4617, allocations: 12.03 kB / 1.378 GB, free: 10.35 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0134/0.4751, allocations: 2.425 MB / 1.38 GB, free: 7.918 MB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007721/0.4828, allocations: 2.177 MB / 1.382 GB, free: 5.711 MB / 1.076 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003528/0.4832, allocations: 267.5 kB / 1.382 GB, free: 5.449 MB / 1.076 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002167/0.4854, allocations: 351.9 kB / 1.383 GB, free: 5.105 MB / 1.076 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01807/0.5034, allocations: 7.159 MB / 1.39 GB, free: 13.85 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001293/0.5036, allocations: 7.938 kB / 1.39 GB, free: 13.84 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009804/0.5045, allocations: 144 kB / 1.39 GB, free: 13.7 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005535/0.5051, allocations: 330.1 kB / 1.39 GB, free: 13.38 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01933/0.5244, allocations: 7.051 MB / 1.397 GB, free: 6.312 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 0.04749/0.5719, allocations: 26.1 MB / 1.423 GB, free: 10.08 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008732/0.5806, allocations: 3.734 MB / 1.426 GB, free: 6.312 MB / 1.123 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006418/0.5871, allocations: 2.526 MB / 1.429 GB, free: 3.77 MB / 1.123 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003123/0.5874, allocations: 53.95 kB / 1.429 GB, free: 3.715 MB / 1.123 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.827e-05/0.5874, allocations: 64.48 kB / 1.429 GB, free: 3.645 MB / 1.123 GB
Notification: Performance of pre-optimization done (n=208): time 4.689e-06/0.5875, allocations: 0 / 1.429 GB, free: 3.645 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 0.1101/0.6976, allocations: 30.8 MB / 1.459 GB, free: 4.855 MB / 1.154 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002122/0.6978, allocations: 247.5 kB / 1.459 GB, free: 4.562 MB / 1.154 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002977/0.7008, allocations: 1.469 MB / 1.461 GB, free: 3.086 MB / 1.154 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006611/0.7014, allocations: 69.7 kB / 1.461 GB, free: 3.012 MB / 1.154 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001483/0.7029, allocations: 1.55 MB / 1.462 GB, free: 1.445 MB / 1.154 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001719/0.7046, allocations: 0.9605 MB / 1.463 GB, free: 488 kB / 1.154 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001877/0.7065, allocations: 0.636 MB / 1.464 GB, free: 15.83 MB / 1.17 GB
Notification: Performance of setup shared object (initialization): time 0.0002424/0.7067, allocations: 305.1 kB / 1.464 GB, free: 15.53 MB / 1.17 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006529/0.7133, allocations: 2.694 MB / 1.467 GB, free: 12.83 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007376/0.7206, allocations: 3.571 MB / 1.47 GB, free: 8.883 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01428/0.7349, allocations: 6.395 MB / 1.476 GB, free: 2.09 MB / 1.17 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.611e-05/0.735, allocations: 8 kB / 1.476 GB, free: 2.082 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 0.03123/0.7662, allocations: 10.8 MB / 1.487 GB, free: 7.211 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 6.434e-05/0.7663, allocations: 16 kB / 1.487 GB, free: 7.195 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.731e-05/0.7663, allocations: 24.19 kB / 1.487 GB, free: 7.172 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02139/0.7877, allocations: 5.545 MB / 1.492 GB, free: 1.613 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004799/0.7925, allocations: 1.002 MB / 1.493 GB, free: 0.6094 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05035/0.8429, allocations: 27.9 MB / 1.521 GB, free: 4.336 MB / 1.217 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005199/0.8481, allocations: 0.5732 MB / 1.521 GB, free: 3.762 MB / 1.217 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008677/0.8489, allocations: 155.9 kB / 1.521 GB, free: 3.609 MB / 1.217 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009826/0.8588, allocations: 3.98 MB / 1.525 GB, free: 15.62 MB / 1.232 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007391/0.8661, allocations: 3.536 MB / 1.529 GB, free: 11.71 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09239/0.9585, allocations: 24.47 MB / 1.552 GB, free: 2.762 MB / 1.248 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.304e-05/0.9586, allocations: 8 kB / 1.552 GB, free: 2.754 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 0.02888/0.9874, allocations: 10.16 MB / 1.562 GB, free: 8.516 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 5.89e-05/0.9875, allocations: 16 kB / 1.562 GB, free: 8.5 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.082e-05/0.9876, allocations: 31.94 kB / 1.562 GB, free: 8.469 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01629/1.004, allocations: 4.332 MB / 1.567 GB, free: 4.121 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004997/1.009, allocations: 1.037 MB / 1.568 GB, free: 3.082 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04069/1.05, allocations: 26.74 MB / 1.594 GB, free: 7.715 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004472/1.054, allocations: 0.5499 MB / 1.594 GB, free: 7.164 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006372/1.055, allocations: 152 kB / 1.594 GB, free: 7.016 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 0.00131/1.056, allocations: 402.9 kB / 1.595 GB, free: 6.617 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008469/1.057, allocations: 210.7 kB / 1.595 GB, free: 6.41 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 0.0287/1.086, allocations: 9.939 MB / 1.605 GB, free: 12.43 MB / 1.311 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.57e-05/1.086, allocations: 32.31 kB / 1.605 GB, free: 12.4 MB / 1.311 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.241e-05/1.086, allocations: 12 kB / 1.605 GB, free: 12.39 MB / 1.311 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.25e-05/1.086, allocations: 11.95 kB / 1.605 GB, free: 12.38 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 0.8635/1.949, allocations: 16.01 MB / 1.62 GB, free: 277.4 MB / 1.311 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.809e-05/1.949, allocations: 7.719 kB / 1.62 GB, free: 277.4 MB / 1.311 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003729/1.953, allocations: 0.7402 MB / 1.621 GB, free: 277.4 MB / 1.311 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.02019/1.973, allocations: 5.169 MB / 1.626 GB, free: 277.4 MB / 1.311 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00068/1.974, allocations: 73.98 kB / 1.626 GB, free: 277.4 MB / 1.311 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03938/2.013, allocations: 26.95 MB / 1.653 GB, free: 266.2 MB / 1.311 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.612e-06/2.013, allocations: 7.938 kB / 1.653 GB, free: 266.2 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 0.02264/2.036, allocations: 9.875 MB / 1.662 GB, free: 263.2 MB / 1.311 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001761/2.038, allocations: 0.6651 MB / 1.663 GB, free: 263 MB / 1.311 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003904/2.038, allocations: 57.02 kB / 1.663 GB, free: 263 MB / 1.311 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003237/2.041, allocations: 0.5093 MB / 1.663 GB, free: 262.9 MB / 1.311 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001085/2.042, allocations: 238.5 kB / 1.664 GB, free: 262.7 MB / 1.311 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003453/2.043, allocations: 92.86 kB / 1.664 GB, free: 262.7 MB / 1.311 GB
Notification: Performance of sorting global known variables: time 0.002026/2.045, allocations: 0.9994 MB / 1.665 GB, free: 262.2 MB / 1.311 GB
Notification: Performance of sort global known variables: time 1.8e-07/2.045, allocations: 1.969 kB / 1.665 GB, free: 262.2 MB / 1.311 GB
Notification: Performance of remove unused functions: time 0.00653/2.051, allocations: 1.853 MB / 1.667 GB, free: 262 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 0.0004293/2.052, allocations: 183.7 kB / 1.667 GB, free: 261.8 MB / 1.311 GB
Notification: Performance of simCode: created initialization part: time 0.02533/2.077, allocations: 12.02 MB / 1.679 GB, free: 253.5 MB / 1.311 GB
Notification: Performance of simCode: created event and clocks part: time 1.525e-05/2.077, allocations: 0 / 1.679 GB, free: 253.5 MB / 1.311 GB
Notification: Performance of simCode: created simulation system equations: time 0.009474/2.086, allocations: 4.265 MB / 1.683 GB, free: 249.2 MB / 1.311 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002201/2.089, allocations: 296.7 kB / 1.683 GB, free: 249 MB / 1.311 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0204/2.109, allocations: 9.679 MB / 1.692 GB, free: 239.2 MB / 1.311 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002544/2.112, allocations: 2.853 MB / 1.695 GB, free: 236.3 MB / 1.311 GB
Notification: Performance of simCode: alias equations: time 0.004041/2.116, allocations: 1.662 MB / 1.697 GB, free: 234.7 MB / 1.311 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006091/2.116, allocations: 175.3 kB / 1.697 GB, free: 234.5 MB / 1.311 GB
Notification: Performance of SimCode: time 1.293e-06/2.116, allocations: 4 kB / 1.697 GB, free: 234.5 MB / 1.311 GB
Notification: Performance of Templates: time 0.09436/2.211, allocations: 83.19 MB / 1.778 GB, free: 151.5 MB / 1.311 GB
"
[Timeout remaining time 298]
make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300]
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=800  -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 800]
[Calling os._exit(0), Time elapsed: 13.121912367641926]
Failed to read output from testmodel.py, exit status != 0:
2.220348048955202 2.230045519 1.775478356
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f8bd19657b0>