=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for ming-ruby-0.2.1.tar.gz
=> Checksum RMD160 OK for ming-ruby-0.2.1.tar.gz
=> Checksum SHA512 OK for ming-ruby-0.2.1.tar.gz
===> Installing dependencies for ruby30-ming-0.2.1nb12
=> Build dependency x11-links>=1.32: found x11-links-1.32
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency png>=1.6.0nb1: found png-1.6.37
=> Full dependency ming>=0.4.8nb2: found ming-0.4.8nb3
=> Full dependency giflib>=5.2.1nb4: found giflib-5.2.1nb4
=> Full dependency ruby30-base>=3.0.1: NOT found
=> Verifying /nonexistent for ../../lang/ruby30-base
make[1]: don't know how to make /nonexistent. Stop

make[1]: stopped in /usr/pkgsrc/lang/ruby30-base
*** Error code 2

Stop.
make: stopped in /usr/pkgsrc/multimedia/ruby-ming