Passing a nonexistent file as --expose leads ‘guix environment’ to silently fail:
--8<---------------cut here---------------start------------->8--- $ guix environment --ad-hoc guile --expose=does-not-exist --container guix environment: warning: ambiguous package specification `guile' guix environment: warning: choosing guile-2.0.11 from gnu/packages/guile.scm:125:2 $ echo $? 1 --8<---------------cut here---------------end--------------->8--- It would be nice to print an error message. Ludo’.
