Elixir 1.1-beta errors

errors.sh

$ sw_vers
ProductName:	Mac OS X
ProductVersion:	10.10.5
BuildVersion:	14F27

$ erl
Erlang/OTP 18 [erts-7.0.3] [source] [64-bit] [smp:8:8] [async-threads:10] [hipe] [kernel-poll:false] [dtrace]

$ mix
{"init terminating in do_boot",{{badmatch,{error,{elixir,{bad_return,{{elixir,start,[normal,[]]},{'EXIT',{{badmatch,{error,enotsup}},[{elixir,start,2,[{file,"src/elixir.erl"},{line,34}]},{application_master,start_it_old,4,[{file,"application_master.erl"},{line,273}]}]}}}}}}},[{elixir,start_cli,0,[{file,"src/elixir.erl"},{line,75}]},{init,start_it,1,[]},{init,start_em,1,[]}]}}

Crash dump is being written to: erl_crash.dump...done
init terminating in do_boot ()


$ iex
Erlang/OTP 18 [erts-7.0.3] [source] [64-bit] [smp:8:8] [async-threads:10] [hipe] [kernel-poll:false] [dtrace]

*** ERROR: Shell process terminated! (^G to start new job) ***

=INFO REPORT==== 8-Sep-2015::11:20:58 ===
    application: elixir
    exited: {bad_return,
                {{elixir,start,[normal,[]]},
                 {'EXIT',
                     {{badmatch,{error,enotsup}},
                      [{elixir,start,2,[{file,"src/elixir.erl"},{line,34}]},
                       {application_master,start_it_old,4,
                           [{file,"application_master.erl"},{line,273}]}]}}}}
    type: temporary

=INFO REPORT==== 8-Sep-2015::11:20:58 ===
    application: syntax_tools
    exited: stopped
    type: temporary

=INFO REPORT==== 8-Sep-2015::11:20:58 ===
    application: compiler
    exited: stopped
    type: temporary

=INFO REPORT==== 8-Sep-2015::11:20:58 ===
    application: crypto
    exited: stopped
    type: temporary

=ERROR REPORT==== 8-Sep-2015::11:20:58 ===
Error in process <0.27.0> with exit value:
{{badmatch,
     {error,
         {elixir,
             {bad_return,
                 {{elixir,start,[normal,[]]},
                  {'EXIT',
                      {{badmatch,{error,enotsup}},
                       [{elixir,start,2,[{file,"src/elixir.erl"},{line,34}]},
                        {application_master,start_it_old,4,
                            [{file,"application_master.erl"},
                             {line,273}]}]}}}}}}},
 [{'Elixir.IEx',start_iex,0,[{file,"lib/iex.ex"},{line,441}]},
  {'Elixir.IEx','-start/2-fun-0-',2,[{file,"lib/iex.ex"},{line,427}]}]}
  
  
$ elixir -v
{"init terminating in do_boot",{{badmatch,{error,{elixir,{bad_return,{{elixir,start,[normal,[]]},{'EXIT',{{badmatch,{error,enotsup}},[{elixir,start,2,[{file,"src/elixir.erl"},{line,34}]},{application_master,start_it_old,4,[{file,"application_master.erl"},{line,273}]}]}}}}}}},[{elixir,start_cli,0,[{file,"src/elixir.erl"},{line,75}]},{init,start_it,1,[]},{init,start_em,1,[]}]}}

Crash dump is being written to: erl_crash.dump...done
init terminating in do_boot ()