=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for cmd-0.7.2.gem
=> Checksum RMD160 OK for cmd-0.7.2.gem
=> Checksum SHA512 OK for cmd-0.7.2.gem
===> Installing dependencies for ruby26-cmd-0.7.2nb1
=> Tool dependency distcc-[0-9]*: found distcc-3.3
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency ruby26-readline>=2.6.6: NOT found
=> Verifying /nonexistent for ../../devel/ruby-readline
make[1]: don't know how to make /nonexistent. Stop

make[1]: stopped in /usr/pkgsrc/devel/ruby-readline
*** Error code 2

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