$ ruby mikutter.rb
/home/sachin21dev/.rbenv/versions/2.3.1/lib/ruby/2.3.0/x86_64-linux/continuation.so: warning: callcc is obsolete; use Fiber instead
which: no aplay in (/home/sachin21dev/Projects/github.com/mikutter/mikutter/vendor/bundle/ruby/2.3.0/bin:/home/sachin21dev/.rbenv/versions/2.3.1/bin:/home/sachin21dev/.rbenv/libexec:/home/sachin21dev/.rbenv/plugins/ruby-build/bin:/home/sachin21dev/.zplug/bin:/home/sachin21dev/.pyenv/shims:/home/sachin21dev/.pyenv/bin:/home/sachin21dev/.nodenv/shims:/home/sachin21dev/.nodenv/bin:/home/sachin21dev/.rbenv/shims:/home/sachin21dev/.rbenv/bin:/home/sachin21dev/dotfiles/bin:/usr/local/sbin:/usr/local/bin:/home/sachin21dev/.linuxbrew/bin:/usr/bin:/usr/bin/site_perl:/usr/bin/vendor_perl:/usr/bin/core_perl:/home/sachin21dev/.go/bin)
/home/sachin21dev/Projects/github.com/mikutter/mikutter/core/plugin/gtk/mainloop.rb: line 10
   (null)-WARNING **:invalid source position for horizontal gradient
/home/sachin21dev/Projects/github.com/mikutter/mikutter/core/plugin/gtk/mainloop.rb: line 10
   (null)-WARNING **:invalid source position for horizontal gradient