=> 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'.
===> Installing for ruby23-ohai-14.5.4
=> Generating pre-install file lists
=> Installing gem into installation root
ERROR:  Error installing /scratch/misc/ruby-ohai/work/ohai-14.5.4/ohai-14.5.4.gem:
	ohai requires Ruby version >= 2.4.
*** Error code 1

Stop.
make[1]: stopped in /bulk-data/pkgsrc/misc/ruby-ohai
*** Error code 1

Stop.
make: stopped in /bulk-data/pkgsrc/misc/ruby-ohai