MarsSeed [1] filed a deletion request for cryptsetup-nested-cryptkey [2]: Unneeded old duplicate (cryptsetup v2.4.3) of core repo's cryptsetup (v2.6.1).
[1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/cryptsetup-nested-cryptkey/