There is no brew formula?
aroch:~/staging/|⇒ brew info rust
rust: stable 0.10 (bottled), HEAD
/usr/local/Cellar/rust/0.10 (74 files, 174M) *
Poured from bottle
From: https://github.com/Homebrew/homebrew/commits/master/Library/...aroch:~/staging/|⇒ brew info cargo
Error: No available formula for cargo
brew tap caskroom/cask
brew install brew-cask
brew tap caskroom/versions
brew cask install rust-nightly