=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for thin-1.8.0.gem
=> Checksum RMD160 OK for thin-1.8.0.gem
=> Checksum SHA512 OK for thin-1.8.0.gem
===> Installing dependencies for ruby27-thin-1.8.0
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency ruby27-rack>=1.6.0: found ruby27-rack-2.2.3
=> Full dependency ruby27-daemons>=1.0.9: found ruby27-daemons-1.3.1
=> Full dependency ruby27-eventmachine>=1.0.4: found ruby27-eventmachine-1.2.7nb1
=> 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/thin