These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 0.82 s (backtrack: 0/20).


!!! All ebuilds that could satisfy "=media-fonts/culmus-0.133-r1" have been masked.
!!! One of the following masked packages is required to complete your request:
- media-fonts/culmus-0.133-r1::gentoo (masked by: package.mask)
/Volumes/Disk 1/Repository/portage-git/profiles/package.mask:
# Sam James <sam@gentoo.org> (2021-03-30)
# Seems to break dev-tex/culmus-latex
# Masking until we can investigate & fix
# bug #737406


For more information, see the MASKED PACKAGES section in the emerge
man page or refer to the Gentoo Handbook.