segfault.jl

   _       _ _(_)_     |  A fresh approach to technical computing
  (_)     | (_) (_)    |  Documentation: http://docs.julialang.org
   _ _   _| |_  __ _   |  Type "help()" for help.
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 0.4.0-dev+5437 (2015-06-18 02:27 UTC)
 _/ |\__'_|_|_|\__'_|  |  Commit 0bd3554* (0 days old master)
|__/                   |  x86_64-linux-gnu

julia> A = sparse(Float64[ 10 1 1 1; 1 10 0 0; 1 0 10 0; 1 0 0 10])
4x4 sparse matrix with 10 Float64 entries:
    [1, 1]  =  10.0
    [2, 1]  =  1.0
    [3, 1]  =  1.0
    [4, 1]  =  1.0
    [1, 2]  =  1.0
    [2, 2]  =  10.0
    [1, 3]  =  1.0
    [3, 3]  =  10.0
    [1, 4]  =  1.0
    [4, 4]  =  10.0

julia> F = cholfact(A)
Base.SparseMatrix.CHOLMOD.Factor{Float64,Int64}
type:          LLt
method: simplicial
maxnnz:          7
nnz:             7


julia> sparse(F)
4x4 sparse matrix with 8 Float64 entries:
    [1, 1]  =  10.0
    [4, 1]  =  1.0
    [2, 2]  =  1.0
    [3, 2]  =  1.0
    [1, 3]  =  1.0
    [2, 3]  =  10.0
    [1, 4]  =  1.0
    [3, 4]  =  10.0

julia> 
signal (11): Segmentation fault
allocobj at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
jl_alloc_array_1d at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
unknown function (ip: -1851024544)
unknown function (ip: -1850995884)
unknown function (ip: -1850995817)
unknown function (ip: -1850995817)
unknown function (ip: -1850995817)
jl_uncompress_ast at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
inlineable at ./inference.jl:2327
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
inlining_pass at ./inference.jl:2888
inlining_pass at ./inference.jl:2820
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
inlining_pass at ./inference.jl:2780
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
typeinf_uncached at ./inference.jl:1705
unknown function (ip: -1887122720)
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
typeinf at ./inference.jl:1343
unknown function (ip: -1887143834)
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
typeinf at ./inference.jl:1293
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
abstract_call_gf at ./inference.jl:738
unknown function (ip: -1886963552)
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
abstract_call at ./inference.jl:910
abstract_apply at ./inference.jl:803
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
abstract_call at ./inference.jl:851
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
abstract_eval_call at ./inference.jl:938
abstract_eval at ./inference.jl:965
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
typeinf_uncached at ./inference.jl:1626
unknown function (ip: -1887122720)
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
typeinf at ./inference.jl:1343
unknown function (ip: -1887143834)
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
typeinf_ext at ./inference.jl:1287
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
unknown function (ip: -1851389827)
unknown function (ip: -1851387113)
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
anonymous at LineEdit.jl:1377
anonymous at LineEdit.jl:762
prompt! at ./LineEdit.jl:1592
run_interface at ./LineEdit.jl:1561
unknown function (ip: -1885226720)
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
run_frontend at ./REPL.jl:842
run_repl at ./REPL.jl:166
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
_start at ./client.jl:446
unknown function (ip: -1885116471)
jl_apply_generic at /home/kristoffer/julia/usr/bin/../lib/libjulia.so (unknown line)
unknown function (ip: 4201065)
unknown function (ip: 4199999)
__libc_start_main at /lib/x86_64-linux-gnu/libc.so.6 (unknown line)
unknown function (ip: 4200074)
unknown function (ip: 0)