=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for simplecov-0.21.2.gem
=> Checksum RMD160 OK for simplecov-0.21.2.gem
=> Checksum SHA512 OK for simplecov-0.21.2.gem
===> Installing dependencies for ruby25-simplecov-0.21.2
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency ruby25-simplecov-html>=0.11.0<1: found ruby25-simplecov-html-0.12.3
=> Full dependency ruby25-docile>=1.1.0<2: found ruby25-docile-1.3.5
=> Full dependency ruby25-simplecov_json_formatter>=0.1<1: found ruby25-simplecov_json_formatter-0.1.2
=> Full dependency ruby25-base>=2.5.9: NOT found
=> Verifying /nonexistent for ../../lang/ruby25-base
make[1]: don't know how to make /nonexistent. Stop

make[1]: stopped in /usr/pkgsrc/lang/ruby25-base
*** Error code 2

Stop.
make: stopped in /usr/pkgsrc/devel/ruby-simplecov