https://superuser.com/questions/1247541/make-bash-completion-to-ignore-exe-extention-in-cygwin
https://superuser.com/questions/1072481/tab-completion-for-command-arguments-fail-in-cygwin-due-to-exe-suffix
https://github.com/scop/bash-completion/issues/164
regexp=^([^ ]* WARN .*)
colours=blue
================
regexp=^([^ ]* ERROR .*)
colours=red
================
regexp=^( at .*)
colours=yellow