Steps to get it up and running :
-install bundle
bundle install
-make sure you have a box named precise32 in your system.
If not make it using :
vagrant box add http://files.vagrantup.com/precise32.box
or change it appropriately in the Vagrantfile.
-exec : 'librarian-chef install' to generate the cookbooks/ and tmp/ folders which contains the recipes.
librarian-chef install
-exec : 'vagrant up'
vagrant up
That's it !!!