=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for clutter-3.4.1.gem
=> Checksum RMD160 OK for clutter-3.4.1.gem
=> Checksum SHA512 OK for clutter-3.4.1.gem
===> Installing dependencies for ruby26-clutter-3.4.1nb2
=> Tool dependency glib2-tools-[0-9]*: found glib2-tools-2.64.1
=> Tool dependency distcc-[0-9]*: found distcc-3.3
=> Build dependency x11-links>=1.31: found x11-links-1.31
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency ruby26-gobject-introspection>=3.4.1: found ruby26-gobject-introspection-3.4.1nb1
=> Full dependency ruby26-pango>=3.4.1: found ruby26-pango-3.4.1nb2
=> Full dependency ruby26-cairo-gobject>=3.4.1: found ruby26-cairo-gobject-3.4.1nb1
=> Full dependency clutter>=1.26.2nb5: found clutter-1.26.2nb5
=> Full dependency ruby26-base>=2.6.6: NOT found
=> Verifying /nonexistent for ../../lang/ruby26-base
make[1]: don't know how to make /nonexistent. Stop

make[1]: stopped in /usr/pkgsrc/lang/ruby26-base
*** Error code 2

Stop.
make: stopped in /usr/pkgsrc/graphics/ruby-clutter