heylookmatt [1] filed a deletion request for soundcraft-utils [2]:

This software has been abandoned upstream in support of a re-written
and renamed package: https://github.com/socratools/socranop/issues/15

Maintainers of this replacement package have expressed a desire to
remove this older unsupported package from the AUR.
https://github.com/socratools/socranop/issues/63#issuecomment-1798406123

[1] https://aur.archlinux.org/account/heylookmatt/
[2] https://aur.archlinux.org/pkgbase/soundcraft-utils/