запуск локального сервера в rails

sergey@sergey-H61M-D2-B3 ~/rails/project1 $ ruby --version
ruby 1.9.3p484 (2013-11-22 revision 43786) [x86_64-linux]
sergey@sergey-H61M-D2-B3 ~/rails/project1 $ rails --version
Rails 3.2.21
sergey@sergey-H61M-D2-B3 ~/rails/project1 $ bundle update
Fetching gem metadata from https://rubygems.org/...........
Resolving dependencies...
Enter your password to install the bundled RubyGems to your system: 
Using rake (10.4.2) 
Using i18n (0.7.0) 
Using multi_json (1.11.0) 
Using activesupport (3.2.21) 
Using builder (3.0.4) 
Using activemodel (3.2.21) 
Using erubis (2.7.0) 
Using journey (1.0.4) 
Using rack (1.4.5) 
Using rack-cache (1.2) 
Using rack-test (0.6.3) 
Using hike (1.2.3) 
Using tilt (1.4.1) 
Using sprockets (2.2.3) 
Using actionpack (3.2.21) 
Using mime-types (1.25.1) 
Using polyglot (0.3.5) 
Using treetop (1.4.15) 
Using mail (2.5.4) 
Using actionmailer (3.2.21) 
Using arel (3.0.3) 
Using tzinfo (0.3.44) 
Using activerecord (3.2.21) 
Using activeresource (3.2.21) 
Using bundler (1.3.5) 
Using coffee-script-source (1.9.1.1) 
Using execjs (2.5.2) 
Using coffee-script (2.4.1) 
Using rack-ssl (1.3.4) 
Using json (1.8.2) 
Using rdoc (3.12.2) 
Using thor (0.19.1) 
Using railties (3.2.21) 
Using coffee-rails (3.2.2) 
Using jquery-rails (3.1.2) 
Using rails (3.2.21) 
Using sass (3.4.13) 
Using sass-rails (3.2.6) 
Using sqlite3 (1.3.10) 
Using uglifier (2.7.1) 
Your bundle is updated!
sergey@sergey-H61M-D2-B3 ~/rails/project1 $ bundle install
Using rake (10.4.2) 
Using i18n (0.7.0) 
Using multi_json (1.11.0) 
Using activesupport (3.2.21) 
Using builder (3.0.4) 
Using activemodel (3.2.21) 
Using erubis (2.7.0) 
Using journey (1.0.4) 
Using rack (1.4.5) 
Using rack-cache (1.2) 
Using rack-test (0.6.3) 
Using hike (1.2.3) 
Using tilt (1.4.1) 
Using sprockets (2.2.3) 
Using actionpack (3.2.21) 
Using mime-types (1.25.1) 
Using polyglot (0.3.5) 
Using treetop (1.4.15) 
Using mail (2.5.4) 
Using actionmailer (3.2.21) 
Using arel (3.0.3) 
Using tzinfo (0.3.44) 
Using activerecord (3.2.21) 
Using activeresource (3.2.21) 
Using coffee-script-source (1.9.1.1) 
Using execjs (2.5.2) 
Using coffee-script (2.4.1) 
Using rack-ssl (1.3.4) 
Using json (1.8.2) 
Using rdoc (3.12.2) 
Using thor (0.19.1) 
Using railties (3.2.21) 
Using coffee-rails (3.2.2) 
Using jquery-rails (3.1.2) 
Using bundler (1.3.5) 
Using rails (3.2.21) 
Using sass (3.4.13) 
Using sass-rails (3.2.6) 
Using sqlite3 (1.3.10) 
Using uglifier (2.7.1) 
Your bundle is complete!
Use `bundle show [gemname]` to see where a bundled gem is installed.
sergey@sergey-H61M-D2-B3 ~/rails/project1 $ rails server
/var/lib/gems/1.9.1/gems/execjs-2.5.2/lib/execjs/runtimes.rb:48:in `autodetect': Could not find a JavaScript runtime. See https://github.com/rails/execjs for a list of available runtimes. (ExecJS::RuntimeUnavailable)
	from /var/lib/gems/1.9.1/gems/execjs-2.5.2/lib/execjs.rb:5:in `<module:ExecJS>'
	from /var/lib/gems/1.9.1/gems/execjs-2.5.2/lib/execjs.rb:4:in `<top (required)>'
	from /var/lib/gems/1.9.1/gems/coffee-script-2.4.1/lib/coffee_script.rb:1:in `require'
	from /var/lib/gems/1.9.1/gems/coffee-script-2.4.1/lib/coffee_script.rb:1:in `<top (required)>'
	from /var/lib/gems/1.9.1/gems/coffee-script-2.4.1/lib/coffee-script.rb:1:in `require'
	from /var/lib/gems/1.9.1/gems/coffee-script-2.4.1/lib/coffee-script.rb:1:in `<top (required)>'
	from /var/lib/gems/1.9.1/gems/coffee-rails-3.2.2/lib/coffee-rails.rb:1:in `require'
	from /var/lib/gems/1.9.1/gems/coffee-rails-3.2.2/lib/coffee-rails.rb:1:in `<top (required)>'
	from /usr/lib/ruby/vendor_ruby/bundler/runtime.rb:72:in `require'
	from /usr/lib/ruby/vendor_ruby/bundler/runtime.rb:72:in `block (2 levels) in require'
	from /usr/lib/ruby/vendor_ruby/bundler/runtime.rb:70:in `each'
	from /usr/lib/ruby/vendor_ruby/bundler/runtime.rb:70:in `block in require'
	from /usr/lib/ruby/vendor_ruby/bundler/runtime.rb:59:in `each'
	from /usr/lib/ruby/vendor_ruby/bundler/runtime.rb:59:in `require'
	from /usr/lib/ruby/vendor_ruby/bundler.rb:132:in `require'
	from /home/sergey/rails/project1/config/application.rb:7:in `<top (required)>'
	from /var/lib/gems/1.9.1/gems/railties-3.2.21/lib/rails/commands.rb:53:in `require'
	from /var/lib/gems/1.9.1/gems/railties-3.2.21/lib/rails/commands.rb:53:in `block in <top (required)>'
	from /var/lib/gems/1.9.1/gems/railties-3.2.21/lib/rails/commands.rb:50:in `tap'
	from /var/lib/gems/1.9.1/gems/railties-3.2.21/lib/rails/commands.rb:50:in `<top (required)>'
	from script/rails:6:in `require'
	from script/rails:6:in `<main>'
sergey@sergey-H61M-D2-B3 ~/rails/project1 $ 

source 'https://rubygems.org'

gem 'rails' #, '3.2.16'

# Bundle edge Rails instead:
# gem 'rails', :git => 'git://github.com/rails/rails.git'

gem 'sqlite3'


# Gems used only for assets and not required
# in production environments by default.
group :assets do
  gem 'sass-rails',   '~> 3.2.3'
  gem 'coffee-rails', '~> 3.2.1'

  # See https://github.com/sstephenson/execjs#readme for more supported runtimes
  # gem 'therubyracer', :platforms => :ruby

  gem 'uglifier', '>= 1.0.3'
end

gem 'jquery-rails'

#gem 'json' #, '1.8.2'