=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for rails-6.0.2.2.gem
=> Checksum RMD160 OK for rails-6.0.2.2.gem
=> Checksum SHA512 OK for rails-6.0.2.2.gem
===> Installing dependencies for ruby27-rails60-6.0.2.2
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency ruby27-actionmailer60>=6.0.2.2<6.0.3: found ruby27-actionmailer60-6.0.2.2
=> Full dependency ruby27-actioncable60>=6.0.2.2<6.0.3: found ruby27-actioncable60-6.0.2.2
=> Full dependency ruby27-actionmailbox60>=6.0.2.2<6.0.3: found ruby27-actionmailbox60-6.0.2.2
=> Full dependency ruby27-actiontext60>=6.0.2.2<6.0.3: found ruby27-actiontext60-6.0.2.2
=> Full dependency ruby27-railties60>=6.0.2.2<6.0.3: found ruby27-railties60-6.0.2.2
=> Full dependency ruby27-sprockets-rails>2.0.0: found ruby27-sprockets-rails-3.2.1nb1
=> Full dependency ruby27-base>=2.7.1: 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-rails60