--2013-09-30 13:08:40--  ftp://moulon.inra.fr/pub/ruby/plruby-0.5.3.tar.gz
           => `./.listing'
Resolving moulon.inra.fr... 138.102.114.1
Connecting to moulon.inra.fr|138.102.114.1|:21... failed: Connection refused.
unlink: No such file or directory