x11-wm/mutter-45.2-r1 fails to build

[p4r4D0xum]

ERROR: Got argument buildtype as both -Dbuildtype and --buildtype. Pick one.

• ERROR: x11-wm/mutter-45.2-r1::elementary failed (configure phase):
• (no error message)
• Call stack:
• ebuild.sh, line 136: Called src_configure
• environment, line 3374: Called meson_src_configure
• environment, line 2550: Called die
• The specific snippet of code:
• meson setup "${MESONARGS[@]}" ) || die build.log environment.log eclass-debug.log