=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for clearsilver-0.10.5.tar.gz
=> Checksum RMD160 OK for clearsilver-0.10.5.tar.gz
=> Checksum SHA512 OK for clearsilver-0.10.5.tar.gz
===> Installing dependencies for ruby27-clearsilver-0.10.5nb4
=> Tool dependency gmake>=3.81: found gmake-4.2.1nb1
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency ruby27-base>=2.7.3: NOT found
=> Verifying /nonexistent for ../../lang/ruby27-base
make[1]: don't know how to make /nonexistent. Stop

make[1]: stopped in /usr/pkgsrc/lang/ruby27-base
*** Error code 2

Stop.
make: stopped in /usr/pkgsrc/www/ruby-clearsilver