Crash on jpeg with "Premature end of JPEG file"

[ZombieHarvester]

It crashes if jpeg has "Premature end of JPEG file" and because of Task.async the caller app crashes too

13:43:01.184 [error] Task #PID<0.282.0> started from #PID<0.262.0> terminating
** (MatchError) no match of right hand side value: ["Premature"]
    (zbar) lib/zbar.ex:116: anonymous fn/2 in Zbar.parse_symbol/1
    (elixir) lib/enum.ex:1925: Enum."-reduce/3-lists^foldl/2-0-"/3
    (elixir) lib/enum.ex:1314: Enum."-map/2-lists^map/1-0-"/2
    (zbar) lib/zbar.ex:96: Zbar.format_result/1
    (elixir) lib/task/supervised.ex:89: Task.Supervised.do_apply/2
    (elixir) lib/task/supervised.ex:38: Task.Supervised.reply/5
    (stdlib) proc_lib.erl:249: :proc_lib.init_p_do_apply/3