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 4.1.0+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 0.001321/0.001321, allocations: 82.64 kB / 20.68 MB, free: 3.816 MB / 18.57 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 0.001538/0.001538, allocations: 181 kB / 24.09 MB, free: 420 kB / 18.57 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 0.9185/0.9185, allocations: 177.1 MB / 204.5 MB, free: 5.488 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo): time 1.732/1.732, allocations: 359 MB / 0.6055 GB, free: 10.89 MB / 0.573 GB
"
[Timeout remaining time 178]
Using package Buildings with version 11.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.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.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",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.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 2.325e-06/2.325e-06, allocations: 0 / 0.7877 GB, free: 12.1 MB / 0.7448 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.654e-05/2.887e-05, allocations: 6.875 kB / 0.7877 GB, free: 12.09 MB / 0.7448 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01256/0.01259, allocations: 9.339 MB / 0.7968 GB, free: 2.723 MB / 0.7448 GB
Notification: Performance of NFInst.instExpressions: time 0.007221/0.01981, allocations: 3.807 MB / 0.8005 GB, free: 14.93 MB / 0.7605 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001012/0.02082, allocations: 64.91 kB / 0.8006 GB, free: 14.86 MB / 0.7605 GB
Notification: Performance of NFTyping.typeComponents: time 0.001057/0.02188, allocations: 461.1 kB / 0.801 GB, free: 14.41 MB / 0.7605 GB
Notification: Performance of NFTyping.typeBindings: time 0.001741/0.02362, allocations: 1.231 MB / 0.8022 GB, free: 13.18 MB / 0.7605 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001578/0.0252, allocations: 0.9552 MB / 0.8031 GB, free: 12.23 MB / 0.7605 GB
Notification: Performance of NFFlatten.flatten: time 0.004148/0.02935, allocations: 5.429 MB / 0.8084 GB, free: 6.785 MB / 0.7605 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.003208/0.03256, allocations: 3.391 MB / 0.8117 GB, free: 3.305 MB / 0.7605 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003369/0.03593, allocations: 3.343 MB / 0.815 GB, free: 15.96 MB / 0.7761 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002428/0.03835, allocations: 2.965 MB / 0.8179 GB, free: 12.99 MB / 0.7761 GB
Notification: Performance of NFPackage.collectConstants: time 0.000504/0.03886, allocations: 0.5078 MB / 0.8184 GB, free: 12.48 MB / 0.7761 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0008787/0.03974, allocations: 0.6988 MB / 0.8191 GB, free: 11.79 MB / 0.7761 GB
Notification: Performance of NFScalarize.scalarize: time 0.001609/0.04134, allocations: 2.428 MB / 0.8215 GB, free: 9.352 MB / 0.7761 GB
Notification: Performance of NFVerifyModel.verify: time 0.001185/0.04253, allocations: 1.544 MB / 0.823 GB, free: 7.805 MB / 0.7761 GB
Notification: Performance of NFConvertDAE.convert: time 0.002945/0.04548, allocations: 4.131 MB / 0.827 GB, free: 3.664 MB / 0.7761 GB
Notification: Performance of FrontEnd - DAE generated: time 3.867e-06/0.04548, allocations: 0 / 0.827 GB, free: 3.664 MB / 0.7761 GB
Notification: Performance of FrontEnd: time 1.112e-06/0.04548, allocations: 0 / 0.827 GB, free: 3.664 MB / 0.7761 GB
Notification: Performance of Transformations before backend: time 4.397e-05/0.04552, allocations: 1.031 kB / 0.827 GB, free: 3.664 MB / 0.7761 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 0.003749/0.04927, allocations: 3.96 MB / 0.8309 GB, free: 15.66 MB / 0.7917 GB
Notification: Performance of prepare preOptimizeDAE: time 3.465e-05/0.04931, allocations: 8.031 kB / 0.8309 GB, free: 15.65 MB / 0.7917 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004331/0.05364, allocations: 1.575 MB / 0.8324 GB, free: 14.08 MB / 0.7917 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001584/0.05522, allocations: 1.602 MB / 0.834 GB, free: 12.44 MB / 0.7917 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003691/0.05559, allocations: 271.5 kB / 0.8342 GB, free: 12.18 MB / 0.7917 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003718/0.05596, allocations: 352.3 kB / 0.8346 GB, free: 11.83 MB / 0.7917 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.003683/0.05965, allocations: 3.344 MB / 0.8378 GB, free: 8.336 MB / 0.7917 GB
Notification: Performance of preOpt findStateOrder (simulation): time 4.869e-05/0.05969, allocations: 11.88 kB / 0.8378 GB, free: 8.324 MB / 0.7917 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002593/0.05995, allocations: 148 kB / 0.838 GB, free: 8.18 MB / 0.7917 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002368/0.06019, allocations: 306.2 kB / 0.8383 GB, free: 7.879 MB / 0.7917 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002033/0.06222, allocations: 1.419 MB / 0.8397 GB, free: 6.449 MB / 0.7917 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01277/0.075, allocations: 16.03 MB / 0.8553 GB, free: 5.816 MB / 0.8073 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001789/0.07679, allocations: 1.847 MB / 0.8571 GB, free: 3.914 MB / 0.8073 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001145/0.07793, allocations: 0.99 MB / 0.8581 GB, free: 2.902 MB / 0.8073 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001432/0.07808, allocations: 65.95 kB / 0.8582 GB, free: 2.84 MB / 0.8073 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.365e-05/0.07812, allocations: 67.31 kB / 0.8582 GB, free: 2.762 MB / 0.8073 GB
Notification: Performance of pre-optimization done (n=208): time 4.639e-06/0.07812, allocations: 4 kB / 0.8582 GB, free: 2.758 MB / 0.8073 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 0.01694/0.09506, allocations: 8.093 MB / 0.8661 GB, free: 10.71 MB / 0.823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.929e-05/0.09514, allocations: 243.5 kB / 0.8664 GB, free: 10.43 MB / 0.823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009452/0.09609, allocations: 1.237 MB / 0.8676 GB, free: 9.18 MB / 0.823 GB
Notification: Performance of collectPreVariables (initialization): time 0.000143/0.09623, allocations: 65.7 kB / 0.8676 GB, free: 9.109 MB / 0.823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008936/0.09712, allocations: 1.642 MB / 0.8692 GB, free: 7.449 MB / 0.823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0006444/0.09777, allocations: 0.9878 MB / 0.8702 GB, free: 6.453 MB / 0.823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007158/0.09848, allocations: 0.6545 MB / 0.8708 GB, free: 5.785 MB / 0.823 GB
Notification: Performance of setup shared object (initialization): time 9.15e-05/0.09858, allocations: 480.8 kB / 0.8713 GB, free: 5.312 MB / 0.823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.000759/0.09934, allocations: 0.5787 MB / 0.8719 GB, free: 4.723 MB / 0.823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.001333/0.1007, allocations: 1.934 MB / 0.8738 GB, free: 2.254 MB / 0.823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.002483/0.1032, allocations: 2.676 MB / 0.8764 GB, free: 15.05 MB / 0.8386 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.191e-05/0.1032, allocations: 8 kB / 0.8764 GB, free: 15.04 MB / 0.8386 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 0.008531/0.1117, allocations: 4.546 MB / 0.8808 GB, free: 10.42 MB / 0.8386 GB
Notification: Performance of prepare postOptimizeDAE: time 2.493e-05/0.1117, allocations: 16 kB / 0.8808 GB, free: 10.41 MB / 0.8386 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.662e-05/0.1117, allocations: 28 kB / 0.8809 GB, free: 10.38 MB / 0.8386 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01336/0.1251, allocations: 4.299 MB / 0.8851 GB, free: 6.062 MB / 0.8386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002562/0.1277, allocations: 0.6826 MB / 0.8857 GB, free: 5.379 MB / 0.8386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0226/0.1503, allocations: 14.59 MB / 0.9 GB, free: 6.43 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002742/0.153, allocations: 163.8 kB / 0.9001 GB, free: 6.27 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003048/0.1533, allocations: 120 kB / 0.9002 GB, free: 6.152 MB / 0.8542 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00226/0.1556, allocations: 0.7391 MB / 0.901 GB, free: 5.406 MB / 0.8542 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.002196/0.1578, allocations: 1.923 MB / 0.9028 GB, free: 2.953 MB / 0.8542 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.005451/0.1632, allocations: 3.662 MB / 0.9064 GB, free: 14.71 MB / 0.8698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.762e-05/0.1632, allocations: 8 kB / 0.9064 GB, free: 14.71 MB / 0.8698 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 0.01186/0.1751, allocations: 4.346 MB / 0.9107 GB, free: 10.28 MB / 0.8698 GB
Notification: Performance of prepare postOptimizeDAE: time 2.844e-05/0.1751, allocations: 20.03 kB / 0.9107 GB, free: 10.26 MB / 0.8698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.895e-05/0.1752, allocations: 28 kB / 0.9107 GB, free: 10.23 MB / 0.8698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01076/0.1859, allocations: 2.839 MB / 0.9135 GB, free: 7.379 MB / 0.8698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001788/0.1877, allocations: 0.7292 MB / 0.9142 GB, free: 6.648 MB / 0.8698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01278/0.2005, allocations: 17.59 MB / 0.9314 GB, free: 4.48 MB / 0.8855 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001648/0.2021, allocations: 155.8 kB / 0.9315 GB, free: 4.328 MB / 0.8855 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000217/0.2024, allocations: 124 kB / 0.9316 GB, free: 4.207 MB / 0.8855 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 0.0006756/0.203, allocations: 485.4 kB / 0.9321 GB, free: 3.727 MB / 0.8855 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004476/0.2035, allocations: 290.7 kB / 0.9324 GB, free: 3.441 MB / 0.8855 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 0.007324/0.2108, allocations: 4.145 MB / 0.9364 GB, free: 15.25 MB / 0.9011 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.641e-05/0.2108, allocations: 28 kB / 0.9365 GB, free: 15.22 MB / 0.9011 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.289e-05/0.2108, allocations: 16 kB / 0.9365 GB, free: 15.21 MB / 0.9011 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.594e-05/0.2109, allocations: 11.95 kB / 0.9365 GB, free: 15.2 MB / 0.9011 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 0.01106/0.2219, allocations: 7.751 MB / 0.9441 GB, free: 7.262 MB / 0.9011 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.977e-06/0.2219, allocations: 8 kB / 0.9441 GB, free: 7.254 MB / 0.9011 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001028/0.223, allocations: 443.6 kB / 0.9445 GB, free: 6.82 MB / 0.9011 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01051/0.2335, allocations: 4.005 MB / 0.9484 GB, free: 2.801 MB / 0.9011 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002041/0.2337, allocations: 79.89 kB / 0.9485 GB, free: 2.723 MB / 0.9011 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01324/0.2469, allocations: 14.31 MB / 0.9624 GB, free: 3.996 MB / 0.9167 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.62e-06/0.2469, allocations: 8 kB / 0.9624 GB, free: 3.988 MB / 0.9167 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 0.00724/0.2542, allocations: 4.61 MB / 0.967 GB, free: 15.13 MB / 0.9323 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0007352/0.2549, allocations: 0.5257 MB / 0.9675 GB, free: 14.61 MB / 0.9323 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002095/0.2551, allocations: 56 kB / 0.9675 GB, free: 14.55 MB / 0.9323 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009588/0.2561, allocations: 91.95 kB / 0.9676 GB, free: 14.46 MB / 0.9323 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003476/0.2564, allocations: 238.3 kB / 0.9678 GB, free: 14.22 MB / 0.9323 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001297/0.2565, allocations: 79.95 kB / 0.9679 GB, free: 14.14 MB / 0.9323 GB
Notification: Performance of sorting global known variables: time 0.0004966/0.257, allocations: 0.6041 MB / 0.9685 GB, free: 13.54 MB / 0.9323 GB
Notification: Performance of sort global known variables: time 1.9e-07/0.257, allocations: 3.938 kB / 0.9685 GB, free: 13.53 MB / 0.9323 GB
Notification: Performance of remove unused functions: time 0.003734/0.2608, allocations: 1.828 MB / 0.9703 GB, free: 11.7 MB / 0.9323 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 0.0002847/0.2611, allocations: 186.8 kB / 0.9705 GB, free: 11.51 MB / 0.9323 GB
Notification: Performance of simCode: created initialization part: time 0.007819/0.2689, allocations: 6.132 MB / 0.9765 GB, free: 5.227 MB / 0.9323 GB
Notification: Performance of simCode: created event and clocks part: time 3.958e-06/0.2689, allocations: 0 / 0.9765 GB, free: 5.227 MB / 0.9323 GB
Notification: Performance of simCode: created simulation system equations: time 0.002812/0.2717, allocations: 2.381 MB / 0.9788 GB, free: 2.781 MB / 0.9323 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001034/0.2727, allocations: 296.9 kB / 0.9791 GB, free: 2.496 MB / 0.9323 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01037/0.2831, allocations: 6.426 MB / 0.9853 GB, free: 11.88 MB / 0.948 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001315/0.2844, allocations: 1.122 MB / 0.9864 GB, free: 10.73 MB / 0.948 GB
Notification: Performance of simCode: alias equations: time 0.001998/0.2864, allocations: 0.5559 MB / 0.987 GB, free: 10.17 MB / 0.948 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008966/0.2873, allocations: 374 kB / 0.9873 GB, free: 9.805 MB / 0.948 GB
Notification: Performance of SimCode: time 8.22e-07/0.2873, allocations: 0 / 0.9873 GB, free: 9.805 MB / 0.948 GB
Notification: Performance of Templates: time 0.3746/0.6619, allocations: 81.05 MB / 1.066 GB, free: 277.6 MB / 1.01 GB
"
[Timeout remaining time 299]
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=240  -emit_protected -lv LOG_STATS > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 6.490932338871062]