MarsSeed [1] filed a deletion request for kcollectd [2]: Dead KDE4 package from 2016, missing a source. Not useful to keep. Also AUR/kdelibs has been unbuildable for almost a year.
[1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/kcollectd/
