==> Creating clean working copy [build]...done
==> Making package: ruby-ffi 1.9.3-2 (Sat Mar  5 07:18:08 EST 2016)
==> Retrieving sources...
  -> Found ffi-1.9.3.gem
==> Validating source files with md5sums...
    ffi-1.9.3.gem ... Passed
resolving dependencies...
looking for conflicting packages...

Packages (2) libyaml-0.1.6-1  ruby-2.3.0-1

Total Installed Size:  21.95 MiB

:: Proceed with installation? [Y/n] 
checking keyring...
checking package integrity...
loading package files...
checking for file conflicts...
checking available disk space...
:: Processing package changes...
installing libyaml...
installing ruby...
The default location of gem installs is $HOME/.gem/ruby
Add the following line to your PATH if you plan to install using gem
$(ruby -rubygems -e "puts Gem.user_dir")/bin
If you want to install to the system wide location, you must either:
edit /etc/gemrc or run gem with the --no-user-install flag.
Optional dependencies for ruby
    ruby-docs: Ruby documentation
    tk: for Ruby/TK
Building native extensions.  This could take a while...
Successfully installed ffi-1.9.3
Parsing documentation for ffi-1.9.3
Installing ri documentation for ffi-1.9.3
Done installing documentation for ffi after 10 seconds
1 gem installed
checking dependencies...

Packages (2) libyaml-0.1.6-1  ruby-2.3.0-1

Total Removed Size:  21.95 MiB

:: Do you want to remove these packages? [Y/n] 
:: Processing package changes...
removing ruby...
removing libyaml...