vasya [1] filed a orphan request for purple-matrix-git [2]:

This package should probably be left Orphan, for somebody else to be able to pick it up and fix issue (for example, see the last comment on how to fix).

[1] https://aur.archlinux.org/account/vasya/ [2] https://aur.archlinux.org/pkgbase/purple-matrix-git/