Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_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 0.00143/0.00143, allocations: 115.7 kB / 18.89 MB, free: 2.898 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 0.00159/0.00159, allocations: 202.6 kB / 22.17 MB, free: 5.211 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 1.439/1.439, allocations: 225.6 MB / 250.9 MB, free: 13.26 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.784/2.784, allocations: 476.7 MB / 0.7645 GB, free: 10.06 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/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_11_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_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 0.00203/0.00203, allocations: 67.89 kB / 1.109 GB, free: 6.41 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.9362/0.9382, allocations: 168.7 MB / 1.274 GB, free: 4.484 MB / 0.9669 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02608/0.9643, allocations: 19.28 MB / 1.293 GB, free: 1.141 MB / 0.9825 GB
Notification: Performance of NFInst.instExpressions: time 0.01358/0.9779, allocations: 7.03 MB / 1.3 GB, free: 10.09 MB / 0.9981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001658/0.9796, allocations: 55.88 kB / 1.3 GB, free: 10.04 MB / 0.9981 GB
Notification: Performance of NFTyping.typeComponents: time 0.004311/0.9839, allocations: 1.532 MB / 1.301 GB, free: 8.5 MB / 0.9981 GB
Notification: Performance of NFTyping.typeBindings: time 0.004633/0.9885, allocations: 1.459 MB / 1.303 GB, free: 7.035 MB / 0.9981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003855/0.9924, allocations: 1.295 MB / 1.304 GB, free: 5.742 MB / 0.9981 GB
Notification: Performance of NFFlatten.flatten: time 0.008216/1.001, allocations: 5.468 MB / 1.309 GB, free: 268 kB / 0.9981 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005606/1.006, allocations: 3.307 MB / 1.313 GB, free: 12.85 MB / 1.014 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00577/1.012, allocations: 2.384 MB / 1.315 GB, free: 10.46 MB / 1.014 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006185/1.018, allocations: 3.171 MB / 1.318 GB, free: 7.277 MB / 1.014 GB
Notification: Performance of NFPackage.collectConstants: time 0.001527/1.02, allocations: 0.5195 MB / 1.319 GB, free: 6.758 MB / 1.014 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003156/1.023, allocations: 1.291 MB / 1.32 GB, free: 5.465 MB / 1.014 GB
Notification: Performance of NFScalarize.scalarize: time 0.003074/1.026, allocations: 2.303 MB / 1.322 GB, free: 3.156 MB / 1.014 GB
Notification: Performance of NFVerifyModel.verify: time 0.003541/1.029, allocations: 2.191 MB / 1.324 GB, free: 0.957 MB / 1.014 GB
Notification: Performance of NFConvertDAE.convert: time 0.01/1.039, allocations: 7.8 MB / 1.332 GB, free: 9.133 MB / 1.029 GB
Notification: Performance of FrontEnd - DAE generated: time 6.191e-06/1.039, allocations: 0 / 1.332 GB, free: 9.133 MB / 1.029 GB
Notification: Performance of FrontEnd: time 1.683e-06/1.039, allocations: 0 / 1.332 GB, free: 9.133 MB / 1.029 GB
Notification: Performance of Transformations before backend: time 0.0002097/1.04, allocations: 0 / 1.332 GB, free: 9.133 MB / 1.029 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 0.01028/1.05, allocations: 3.919 MB / 1.336 GB, free: 5.148 MB / 1.029 GB
Notification: Performance of prepare preOptimizeDAE: time 4.587e-05/1.05, allocations: 12.03 kB / 1.336 GB, free: 5.137 MB / 1.029 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01384/1.064, allocations: 2.429 MB / 1.338 GB, free: 2.703 MB / 1.029 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00635/1.07, allocations: 2.199 MB / 1.34 GB, free: 468 kB / 1.029 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002672/1.07, allocations: 267.5 kB / 1.34 GB, free: 200 kB / 1.029 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001245/1.072, allocations: 359.9 kB / 1.341 GB, free: 15.84 MB / 1.045 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01642/1.088, allocations: 7.155 MB / 1.348 GB, free: 8.586 MB / 1.045 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.657e-05/1.088, allocations: 3.938 kB / 1.348 GB, free: 8.582 MB / 1.045 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004731/1.089, allocations: 148 kB / 1.348 GB, free: 8.438 MB / 1.045 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000514/1.089, allocations: 330.1 kB / 1.348 GB, free: 8.113 MB / 1.045 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01729/1.106, allocations: 7.055 MB / 1.355 GB, free: 1.043 MB / 1.045 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 0.04318/1.15, allocations: 26.59 MB / 1.381 GB, free: 4.277 MB / 1.076 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009768/1.159, allocations: 4.865 MB / 1.386 GB, free: 15.11 MB / 1.092 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006826/1.166, allocations: 2.534 MB / 1.388 GB, free: 12.55 MB / 1.092 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003975/1.167, allocations: 142.9 kB / 1.388 GB, free: 12.39 MB / 1.092 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.827e-05/1.167, allocations: 56.56 kB / 1.389 GB, free: 12.33 MB / 1.092 GB
Notification: Performance of pre-optimization done (n=208): time 4.118e-06/1.167, allocations: 0 / 1.389 GB, free: 12.33 MB / 1.092 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 0.1137/1.28, allocations: 31.11 MB / 1.419 GB, free: 13.16 MB / 1.123 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001495/1.281, allocations: 235.6 kB / 1.419 GB, free: 12.88 MB / 1.123 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002366/1.283, allocations: 1.469 MB / 1.421 GB, free: 11.41 MB / 1.123 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004966/1.283, allocations: 77.7 kB / 1.421 GB, free: 11.32 MB / 1.123 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001137/1.285, allocations: 1.546 MB / 1.422 GB, free: 9.762 MB / 1.123 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001143/1.286, allocations: 0.9722 MB / 1.423 GB, free: 8.781 MB / 1.123 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001208/1.287, allocations: 0.6321 MB / 1.424 GB, free: 8.141 MB / 1.123 GB
Notification: Performance of setup shared object (initialization): time 0.0001297/1.287, allocations: 313 kB / 1.424 GB, free: 7.832 MB / 1.123 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00645/1.294, allocations: 2.682 MB / 1.427 GB, free: 5.141 MB / 1.123 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007277/1.301, allocations: 3.567 MB / 1.43 GB, free: 1.195 MB / 1.123 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01379/1.315, allocations: 6.414 MB / 1.436 GB, free: 10.38 MB / 1.139 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.503e-05/1.315, allocations: 8 kB / 1.436 GB, free: 10.37 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=410) (initialization): time 0.03113/1.346, allocations: 10.94 MB / 1.447 GB, free: 15.33 MB / 1.154 GB
Notification: Performance of prepare postOptimizeDAE: time 4.568e-05/1.346, allocations: 16 kB / 1.447 GB, free: 15.32 MB / 1.154 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.873e-05/1.346, allocations: 28 kB / 1.447 GB, free: 15.29 MB / 1.154 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02111/1.367, allocations: 5.537 MB / 1.453 GB, free: 9.734 MB / 1.154 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0047/1.372, allocations: 0.9944 MB / 1.453 GB, free: 8.738 MB / 1.154 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04693/1.419, allocations: 28.22 MB / 1.481 GB, free: 12.06 MB / 1.186 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004855/1.423, allocations: 0.5733 MB / 1.482 GB, free: 11.48 MB / 1.186 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006514/1.424, allocations: 155.9 kB / 1.482 GB, free: 11.33 MB / 1.186 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008982/1.433, allocations: 3.98 MB / 1.486 GB, free: 7.344 MB / 1.186 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007342/1.44, allocations: 3.532 MB / 1.489 GB, free: 3.434 MB / 1.186 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09434/1.535, allocations: 24.62 MB / 1.513 GB, free: 10.3 MB / 1.217 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.063e-05/1.535, allocations: 11.98 kB / 1.513 GB, free: 10.29 MB / 1.217 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 0.02776/1.563, allocations: 10.47 MB / 1.523 GB, free: 15.68 MB / 1.232 GB
Notification: Performance of prepare postOptimizeDAE: time 3.376e-05/1.563, allocations: 27.98 kB / 1.523 GB, free: 15.65 MB / 1.232 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.275e-05/1.563, allocations: 31.94 kB / 1.523 GB, free: 15.62 MB / 1.232 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01596/1.579, allocations: 4.321 MB / 1.528 GB, free: 11.28 MB / 1.232 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004954/1.584, allocations: 1.03 MB / 1.529 GB, free: 10.25 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03915/1.623, allocations: 27.15 MB / 1.555 GB, free: 14.38 MB / 1.264 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004666/1.627, allocations: 0.5615 MB / 1.556 GB, free: 13.81 MB / 1.264 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004478/1.628, allocations: 148 kB / 1.556 GB, free: 13.67 MB / 1.264 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 0.0009781/1.629, allocations: 409.7 kB / 1.556 GB, free: 13.26 MB / 1.264 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006096/1.629, allocations: 210.7 kB / 1.556 GB, free: 13.05 MB / 1.264 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 0.0283/1.658, allocations: 10.08 MB / 1.566 GB, free: 2.906 MB / 1.264 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.167e-05/1.658, allocations: 31.94 kB / 1.566 GB, free: 2.875 MB / 1.264 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.373e-05/1.658, allocations: 16 kB / 1.566 GB, free: 2.859 MB / 1.264 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0001062/1.658, allocations: 15.95 kB / 1.566 GB, free: 2.844 MB / 1.264 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 0.04092/1.699, allocations: 16.18 MB / 1.582 GB, free: 2.402 MB / 1.279 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.967e-05/1.699, allocations: 8 kB / 1.582 GB, free: 2.395 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003652/1.703, allocations: 0.738 MB / 1.583 GB, free: 1.652 MB / 1.279 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0194/1.722, allocations: 5.17 MB / 1.588 GB, free: 12.47 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005674/1.722, allocations: 79.94 kB / 1.588 GB, free: 12.39 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.7677/2.49, allocations: 27.26 MB / 1.615 GB, free: 297.6 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.646e-05/2.49, allocations: 11.41 kB / 1.615 GB, free: 297.6 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 0.04597/2.536, allocations: 10.02 MB / 1.624 GB, free: 294.5 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.003005/2.539, allocations: 0.7332 MB / 1.625 GB, free: 294.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000891/2.54, allocations: 58.97 kB / 1.625 GB, free: 294.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00629/2.546, allocations: 0.5035 MB / 1.626 GB, free: 294.1 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001224/2.548, allocations: 232 kB / 1.626 GB, free: 294.1 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004096/2.548, allocations: 86.3 kB / 1.626 GB, free: 294.1 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.002602/2.551, allocations: 1.003 MB / 1.627 GB, free: 293.7 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1.8e-07/2.551, allocations: 0.5312 kB / 1.627 GB, free: 293.7 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.01161/2.562, allocations: 1.856 MB / 1.629 GB, free: 293.5 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 0.0006921/2.563, allocations: 184.1 kB / 1.629 GB, free: 293.4 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.04532/2.608, allocations: 12.01 MB / 1.641 GB, free: 289.3 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 2.034e-05/2.608, allocations: 6.625 kB / 1.641 GB, free: 289.3 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.01758/2.626, allocations: 4.263 MB / 1.645 GB, free: 286.4 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003813/2.63, allocations: 297.5 kB / 1.645 GB, free: 286.2 MB / 1.295 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03725/2.667, allocations: 9.691 MB / 1.655 GB, free: 277 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004292/2.671, allocations: 2.848 MB / 1.657 GB, free: 274.1 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.007728/2.679, allocations: 1.658 MB / 1.659 GB, free: 272.5 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001137/2.68, allocations: 171.3 kB / 1.659 GB, free: 272.4 MB / 1.295 GB
Notification: Performance of SimCode: time 9.62e-07/2.68, allocations: 0 / 1.659 GB, free: 272.4 MB / 1.295 GB
Notification: Performance of Templates: time 0.1644/2.844, allocations: 81.93 MB / 1.739 GB, free: 190.6 MB / 1.295 GB
"
[Timeout remaining time 297]
make -j1 -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300]
(rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=400 -s cvode -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 400]
[Calling os._exit(0), Time elapsed: 12.468131510075182]
Failed to read output from testmodel.py, exit status != 0:
2.8557915152050555 2.866249825 1.824296273
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f577f492050>