/usr/share/emacs/ is in elpa-notmuch 0.26-1ubuntu3.
This file is owned by root:root, with mode 0o755.
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/usr/share/emacs/site-lisp/
/usr/share/emacs/site-lisp/elpa-src/
/usr/share/emacs/site-lisp/elpa-src/notmuch-0.26/
/usr/share/emacs/site-lisp/elpa-src/notmuch-0.26/coolj.el
/usr/share/emacs/site-lisp/elpa-src/notmuch-0.26/make-deps.el
/usr/share/emacs/site-lisp/elpa-src/notmuch-0.26/notmuch-address.el
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