=> Bootstrap dependency digest>=20010302: found digest-20160304
===> Skipping vulnerability checks.
WARNING: No /var/db/pkg/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /var/db/pkg fetch-pkg-vulnerabilities'.
=> Fetching json-2.0.3.gem
ftp: Error retrieving file `404 Not Found'
fetch: Unable to fetch expected file json-2.0.3.gem
checksum: No checksum recorded for json-2.0.3.gem
fetch: Checksum of the file json-2.0.3.gem doesn't match.
checksum: No checksum recorded for json-2.0.3.gem
fetch: Checksum of the file json-2.0.3.gem doesn't match.
checksum: No checksum recorded for json-2.0.3.gem
fetch: Checksum of the file json-2.0.3.gem doesn't match.
checksum: No checksum recorded for json-2.0.3.gem
fetch: Checksum of the file json-2.0.3.gem doesn't match.
checksum: No checksum recorded for json-2.0.3.gem
fetch: Checksum of the file json-2.0.3.gem doesn't match.
checksum: No checksum recorded for json-2.0.3.gem
fetch: Checksum of the file json-2.0.3.gem doesn't match.
checksum: No checksum recorded for json-2.0.3.gem
fetch: Checksum of the file json-2.0.3.gem doesn't match.
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
100  135k    0     0  100  135k      0  1602k --:--:-- --:--:-- --:--:-- 1715k
checksum: No checksum recorded for json-2.0.3.gem
ERROR: Make sure the Makefile and checksum file (/data/pkgsrc/textproc/ruby-json/distinfo)
ERROR: are up to date.  If you want to override this check, type
ERROR: "/usr/bin/make NO_CHECKSUM=yes [other args]".
*** Error code 1

Stop.
make: stopped in /data/pkgsrc/textproc/ruby-json