eolianoe [1] filed a deletion request for vtk6 [2]: Vtk in [community] [a] has been updated, so this package isn't needed anymore.
[a]https://www.archlinux.org/packages/community/x86_64/vtk/ [1] https://aur.archlinux.org//account/eolianoe/ [2] https://aur.archlinux.org//pkgbase/vtk6/
