mongrel hangs with Rails 3.0

jmcervera@jmcervera-laptop:~/code/rails3_blog$ rails server
^CExiting
/usr/lib/ruby/1.8/mongrel/gems.rb:8:in `require': Interrupt
	from /usr/lib/ruby/1.8/mongrel.rb:16
	from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.0.beta/lib/active_support/dependencies.rb:167:in `require'
	from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.0.beta/lib/active_support/dependencies.rb:167:in `require'
	from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.0.beta/lib/active_support/dependencies.rb:537:in `new_constants_in'
	from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.0.beta/lib/active_support/dependencies.rb:167:in `require'
	from /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/handler/mongrel.rb:1
	from /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/handler.rb:37:in `default'
	from /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/server.rb:159:in `server'
	from /usr/lib/ruby/gems/1.8/gems/railties-3.0.0.beta/lib/rails/commands/server.rb:43:in `start'
	from /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/server.rb:83:in `start'
	from /usr/lib/ruby/gems/1.8/gems/railties-3.0.0.beta/lib/rails/commands.rb:39
	from /home/jmcervera/code/rails3_blog/script/rails:10:in `require'
	from /home/jmcervera/code/rails3_blog/script/rails:10

jmcervera@jmcervera-laptop:~/code/rails3_blog$ ls -l
total 68
drwxr-xr-x 6 jmcervera jmcervera  4096 2010-02-05 10:59 app
drwxr-xr-x 5 jmcervera jmcervera  4096 2010-02-05 10:59 config
-rw-r--r-- 1 jmcervera jmcervera   160 2010-02-05 10:59 config.ru
drwxr-xr-x 2 jmcervera jmcervera  4096 2010-02-05 10:59 db
drwxr-xr-x 2 jmcervera jmcervera  4096 2010-02-05 10:59 doc
-rw-r--r-- 1 jmcervera jmcervera   597 2010-02-05 10:59 Gemfile
drwxr-xr-x 3 jmcervera jmcervera  4096 2010-02-05 10:59 lib
drwxr-xr-x 2 jmcervera jmcervera  4096 2010-02-05 10:59 log
drwxr-xr-x 5 jmcervera jmcervera  4096 2010-02-05 10:59 public
-rw-r--r-- 1 jmcervera jmcervera   314 2010-02-05 10:59 Rakefile
-rw-r--r-- 1 jmcervera jmcervera 10011 2010-02-05 10:59 README
drwxr-xr-x 2 jmcervera jmcervera  4096 2010-02-05 10:59 script
drwxr-xr-x 7 jmcervera jmcervera  4096 2010-02-05 10:59 test
drwxr-xr-x 6 jmcervera jmcervera  4096 2010-02-05 10:59 tmp
drwxr-xr-x 3 jmcervera jmcervera  4096 2010-02-05 10:59 vendor
jmcervera@jmcervera-laptop:~/code/rails3_blog$ rails server webrick
=> Booting WEBrick
=> Rails 3.0.0.beta application starting in development on http://0.0.0.0:3000
=> Call with -d to detach
=> Ctrl-C to shutdown server
[2010-02-05 11:03:17] INFO  WEBrick 1.3.1
[2010-02-05 11:03:17] INFO  ruby 1.8.7 (2009-06-12) [x86_64-linux]
[2010-02-05 11:03:23] INFO  WEBrick::HTTPServer#start: pid=2693 port=3000