=> Booting Mongrel (use 'script/server webrick' to force WEBrick)
=> Rails application starting on http://0.0.0.0:3000
=> Call with -d to detach
=> Ctrl-C to shutdown server
!!! Path to log file not valid: log/mongrel.log
mongrel::start reported an error. Use mongrel_rails mongrel::start -h to get help.
Exiting