Urna dependency compilation fails...

gistfile1.txt

== Compilation error on file lib/socket/socks.ex ==
** (CompileError) lib/socket/socks.ex:50: function size/1 undefined
    (stdlib) lists.erl:1336: :lists.foreach/2
    (stdlib) erl_eval.erl:657: :erl_eval.do_apply/6
    (elixir) src/elixir.erl:170: :elixir.erl_eval/3
    (elixir) src/elixir.erl:158: :elixir.eval_forms/4
    (elixir) src/elixir_lexical.erl:17: :elixir_lexical.run/2
    (elixir) src/elixir.erl:170: :elixir.erl_eval/3