A few notes on using the most up-to-date version of Leiningen and have fewer error messages.
chmod a+x bin/lein
Once lein has installed all its components, you can issue the command
~/bin/lein repl to run your programs. If you add the ~/bin directory to your PATH variable, you can get away without the prefix
~/bin. To do this you have to modify the file .bashrc in your home directory. Note: in Linux a dot in front of a filename makes it a hidden file, so it doesn't show up in directory listings unless you specifically show hidden files. One way to do this is
lein versionit should (eventually) say Leiningen 2.5.2… (or better)