Ruby issue: Installed gems are not in path

When installing gems with the packaged Ruby, any command line binaries that are included with installed gems are not available in the path. When the gems have previously (meaning in an earlier installed version of Ruby) been installed, they work as expected. I suspect this is because the binaries

git-clone: forked process died unexpectedly

I am trying to install ruby on Cygwin using RVM. My system fails when trying to clone a git repository on http. $ git clone http://github.com/developwithpassion/devtools Cloning into 'devtools'... 2 [main] git-remote-http 444 fork: child -1 - forked process 4172 died unexpectedly, retr