Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_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 0.001376/0.001376, allocations: 80.81 kB / 21.55 MB, free: 2.945 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 0.0012/0.0012, allocations: 157.2 kB / 24.96 MB, free: 8.758 MB / 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 1.053/1.053, allocations: 177.1 MB / 205.4 MB, free: 5.449 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo): time 2.006/2.006, allocations: 389.6 MB / 0.6362 GB, free: 12.29 MB / 0.6042 GB
"
[Timeout remaining time 177]
Using package Buildings with version 13.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.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="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.833e-06/1.833e-06, allocations: 0 / 0.7761 GB, free: 5.254 MB / 0.7292 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.106e-05/2.289e-05, allocations: 2.312 kB / 0.7761 GB, free: 5.25 MB / 0.7292 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.008727/0.00875, allocations: 9.411 MB / 0.7853 GB, free: 11.84 MB / 0.7448 GB
Notification: Performance of NFInst.instExpressions: time 0.006743/0.01549, allocations: 3.904 MB / 0.7891 GB, free: 7.945 MB / 0.7448 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001399/0.01689, allocations: 64.62 kB / 0.7891 GB, free: 7.883 MB / 0.7448 GB
Notification: Performance of NFTyping.typeComponents: time 0.001061/0.01795, allocations: 453.1 kB / 0.7896 GB, free: 7.438 MB / 0.7448 GB
Notification: Performance of NFTyping.typeBindings: time 0.002286/0.02024, allocations: 1.231 MB / 0.7908 GB, free: 6.207 MB / 0.7448 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002001/0.02224, allocations: 0.9407 MB / 0.7917 GB, free: 5.27 MB / 0.7448 GB
Notification: Performance of NFFlatten.flatten: time 0.00512/0.02736, allocations: 5.44 MB / 0.797 GB, free: 15.82 MB / 0.7605 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004351/0.03171, allocations: 3.645 MB / 0.8006 GB, free: 12.05 MB / 0.7605 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004795/0.03651, allocations: 3.332 MB / 0.8038 GB, free: 8.715 MB / 0.7605 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003844/0.04035, allocations: 2.846 MB / 0.8066 GB, free: 5.867 MB / 0.7605 GB
Notification: Performance of NFPackage.collectConstants: time 0.001152/0.0415, allocations: 0.5117 MB / 0.8071 GB, free: 5.355 MB / 0.7605 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001489/0.04299, allocations: 0.7073 MB / 0.8078 GB, free: 4.648 MB / 0.7605 GB
Notification: Performance of NFScalarize.scalarize: time 0.002129/0.04512, allocations: 2.428 MB / 0.8102 GB, free: 2.215 MB / 0.7605 GB
Notification: Performance of NFVerifyModel.verify: time 0.003615/0.04874, allocations: 1.549 MB / 0.8117 GB, free: 0.6641 MB / 0.7605 GB
Notification: Performance of NFConvertDAE.convert: time 0.005127/0.05386, allocations: 4.128 MB / 0.8157 GB, free: 12.53 MB / 0.7761 GB
Notification: Performance of FrontEnd - DAE generated: time 4.959e-06/0.05387, allocations: 0 / 0.8157 GB, free: 12.53 MB / 0.7761 GB
Notification: Performance of FrontEnd: time 1.022e-06/0.05387, allocations: 0 / 0.8157 GB, free: 12.53 MB / 0.7761 GB
Notification: Performance of Transformations before backend: time 0.0002019/0.05407, allocations: 0 / 0.8157 GB, free: 12.53 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 0.005162/0.05923, allocations: 3.515 MB / 0.8191 GB, free: 8.98 MB / 0.7761 GB
Notification: Performance of prepare preOptimizeDAE: time 4.879e-05/0.05928, allocations: 9.344 kB / 0.8191 GB, free: 8.973 MB / 0.7761 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004568/0.06385, allocations: 1.451 MB / 0.8206 GB, free: 7.527 MB / 0.7761 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002213/0.06606, allocations: 1.516 MB / 0.822 GB, free: 5.98 MB / 0.7761 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000138/0.0662, allocations: 269.2 kB / 0.8223 GB, free: 5.719 MB / 0.7761 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004081/0.06661, allocations: 352.3 kB / 0.8226 GB, free: 5.375 MB / 0.7761 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.004967/0.07158, allocations: 3.341 MB / 0.8259 GB, free: 1.922 MB / 0.7761 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.454e-05/0.07163, allocations: 9.016 kB / 0.8259 GB, free: 1.914 MB / 0.7761 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003014/0.07193, allocations: 147.9 kB / 0.826 GB, free: 1.77 MB / 0.7761 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000288/0.07222, allocations: 318.2 kB / 0.8264 GB, free: 1.457 MB / 0.7761 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002526/0.07475, allocations: 1.415 MB / 0.8277 GB, free: 40 kB / 0.7761 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01426/0.089, allocations: 12.92 MB / 0.8404 GB, free: 2.566 MB / 0.7917 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001862/0.09086, allocations: 1.699 MB / 0.842 GB, free: 0.8047 MB / 0.7917 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00108/0.09194, allocations: 0.8774 MB / 0.8429 GB, free: 15.93 MB / 0.8073 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001357/0.09208, allocations: 58.84 kB / 0.8429 GB, free: 15.87 MB / 0.8073 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.114e-05/0.09212, allocations: 64.5 kB / 0.843 GB, free: 15.8 MB / 0.8073 GB
Notification: Performance of pre-optimization done (n=208): time 5.059e-06/0.09212, allocations: 1.094 kB / 0.843 GB, free: 15.8 MB / 0.8073 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 matching and sorting (n=211): time 0.01011/0.1022, allocations: 4.53 MB / 0.8474 GB, free: 11.29 MB / 0.8073 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.386e-05/0.1023, allocations: 231.6 kB / 0.8476 GB, free: 11.02 MB / 0.8073 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001032/0.1034, allocations: 0.9925 MB / 0.8486 GB, free: 10.02 MB / 0.8073 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001418/0.1035, allocations: 61.7 kB / 0.8487 GB, free: 9.949 MB / 0.8073 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006552/0.1042, allocations: 1.449 MB / 0.8501 GB, free: 8.48 MB / 0.8073 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0006855/0.1048, allocations: 0.7435 MB / 0.8508 GB, free: 7.73 MB / 0.8073 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006104/0.1055, allocations: 0.5053 MB / 0.8513 GB, free: 7.219 MB / 0.8073 GB
Notification: Performance of setup shared object (initialization): time 6.919e-05/0.1055, allocations: 313 kB / 0.8516 GB, free: 6.91 MB / 0.8073 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006684/0.1062, allocations: 453.3 kB / 0.852 GB, free: 6.461 MB / 0.8073 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.001025/0.1072, allocations: 1.296 MB / 0.8533 GB, free: 4.773 MB / 0.8073 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.001834/0.109, allocations: 1.896 MB / 0.8551 GB, free: 2.508 MB / 0.8073 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.308e-05/0.1091, allocations: 8 kB / 0.8552 GB, free: 2.5 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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv1.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=350) (initialization): time 0.004397/0.1135, allocations: 2.742 MB / 0.8578 GB, free: 15.74 MB / 0.823 GB
Notification: Performance of prepare postOptimizeDAE: time 2.824e-05/0.1135, allocations: 16 kB / 0.8578 GB, free: 15.72 MB / 0.823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.51e-05/0.1135, allocations: 24 kB / 0.8579 GB, free: 15.7 MB / 0.823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.005262/0.1188, allocations: 1.975 MB / 0.8598 GB, free: 13.71 MB / 0.823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001961/0.1207, allocations: 0.7449 MB / 0.8605 GB, free: 12.96 MB / 0.823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.007459/0.1282, allocations: 7.305 MB / 0.8677 GB, free: 5.434 MB / 0.823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001597/0.1298, allocations: 219 kB / 0.8679 GB, free: 5.219 MB / 0.823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001857/0.13, allocations: 107.9 kB / 0.868 GB, free: 5.113 MB / 0.823 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001355/0.1313, allocations: 0.5626 MB / 0.8685 GB, free: 4.543 MB / 0.823 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001005/0.1323, allocations: 1.314 MB / 0.8698 GB, free: 2.82 MB / 0.823 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002693/0.135, allocations: 2.691 MB / 0.8724 GB, free: 15.74 MB / 0.8386 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.077e-05/0.1351, allocations: 8 kB / 0.8724 GB, free: 15.73 MB / 0.8386 GB
Warning: The linear system: 
1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : 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]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : 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]
[
  -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.v3_n[2] ;
  line2.v3_p[2] ;
  line2.v1_p[2] ;
  line2.v1_n[2]
]
  =
[
  -transformer.conv3.V2[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] ;
  -loadRL.load3.v[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]
]
 might be structurally or numerically singular for variable line2.v1_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.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=350) (initialization_lambda0): time 0.00345/0.1385, allocations: 2.512 MB / 0.8749 GB, free: 13.19 MB / 0.8386 GB
Notification: Performance of prepare postOptimizeDAE: time 1.813e-05/0.1385, allocations: 16 kB / 0.8749 GB, free: 13.18 MB / 0.8386 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.612e-05/0.1385, allocations: 28 kB / 0.8749 GB, free: 13.15 MB / 0.8386 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.001267/0.1398, allocations: 0.5493 MB / 0.8755 GB, free: 12.59 MB / 0.8386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00187/0.1417, allocations: 0.8035 MB / 0.8763 GB, free: 11.78 MB / 0.8386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005502/0.1472, allocations: 9.025 MB / 0.8851 GB, free: 2.355 MB / 0.8386 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001616/0.1488, allocations: 219 kB / 0.8853 GB, free: 2.141 MB / 0.8386 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001703/0.149, allocations: 108 kB / 0.8854 GB, free: 2.035 MB / 0.8386 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 (294):
 * Single equations (assignments): 292
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.0006666/0.1496, allocations: 371.3 kB / 0.8857 GB, free: 1.664 MB / 0.8386 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003658/0.15, allocations: 183.8 kB / 0.8859 GB, free: 1.484 MB / 0.8386 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 wrapFunctionCalls (simulation): time 0.003886/0.1539, allocations: 2.396 MB / 0.8883 GB, free: 15.06 MB / 0.8542 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.572e-05/0.1539, allocations: 7.969 kB / 0.8883 GB, free: 15.05 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.072e-06/0.1539, allocations: 3.984 kB / 0.8883 GB, free: 15.05 MB / 0.8542 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0006183/0.1545, allocations: 430.1 kB / 0.8887 GB, free: 14.63 MB / 0.8542 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001597/0.1547, allocations: 39.89 kB / 0.8887 GB, free: 14.59 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007616/0.1555, allocations: 75.95 kB / 0.8888 GB, free: 14.52 MB / 0.8542 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002898/0.1557, allocations: 201.5 kB / 0.889 GB, free: 14.32 MB / 0.8542 GB
Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.003322/0.1591, allocations: 2.224 MB / 0.8911 GB, free: 12.07 MB / 0.8542 GB
Notification: Performance of postOpt symbolicJacobianDAE (simulation): time 0.002313/0.1614, allocations: 2.161 MB / 0.8933 GB, free: 9.887 MB / 0.8542 GB
Notification: Performance of postOpt setEvaluationStage (simulation): time 0.000551/0.1619, allocations: 444.5 kB / 0.8937 GB, free: 9.453 MB / 0.8542 GB
Notification: Performance of sorting global known variables: time 0.0005009/0.1624, allocations: 453.9 kB / 0.8941 GB, free: 9.004 MB / 0.8542 GB
Notification: Performance of Backend: time 2.61e-07/0.1624, allocations: 0 / 0.8941 GB, free: 9.004 MB / 0.8542 GB
Notification: Performance of simCode: created initialization part: time 0.005392/0.1678, allocations: 3.423 MB / 0.8975 GB, free: 5.516 MB / 0.8542 GB
Notification: Performance of SimCode: time 0.008081/0.1759, allocations: 6.235 MB / 0.9035 GB, free: 15.2 MB / 0.8698 GB
Notification: Performance of Templates: time 0.07924/0.2551, allocations: 71.87 MB / 0.9737 GB, free: 7.77 MB / 0.9323 GB
"
[Timeout remaining time 300]
make -j1 -f Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300]
(rm -f Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240  -lv LOG_STATS > Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 6.2403692258521914]