RT-CLI: https://rt.perl.org/rt-cli.html
Doc: http://requesttracker.wikia.com/wiki/CLI
$ rt-cli shell
rt> rt ls "Requestor like 'dolmen@cpan.org'"
rt> exit
$ rt-cli ls "Requestor like 'dolmen@cpan.org'" | wc -l
RT-CLI: https://rt.perl.org/rt-cli.html
Doc: http://requesttracker.wikia.com/wiki/CLI
$ rt-cli shell
rt> rt ls "Requestor like 'dolmen@cpan.org'"
rt> exit
$ rt-cli ls "Requestor like 'dolmen@cpan.org'" | wc -l