make fails

[jlungerer]

$ make
Makefile:91: warning: overriding recipe for target 'xref' Makefile:86: warning: ignoring old recipe for target 'xref' Makefile:109: warning: overriding recipe for target 'dialyzer' Makefile:94: warning: ignoring old recipe for target 'dialyzer' cd config && ./make_certs ./make_certs:77:1: Warning: function all/1 is unused ./make_certs:221:1: Warning: function gencrl_sec/4 is unused ./make_certs:232:1: Warning: function can_generate_expired_crls/1 is unused ./make_certs:241:1: Warning: function verify/4 is unused
$ type rebar3
rebar3 is /home/jungerer/repositories/rebar3/rebar3
$ type erl
erl is /home/jungerer/repositories/otp/bin/erl
$ type elixir
elixir is /home/jungerer/repositories/elixir/bin/elixir