=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Fetching sinatra-contrib-2.1.0.gem
=> Total size: 34304 bytes
=> Checksum SHA1 OK for sinatra-contrib-2.1.0.gem
=> Checksum RMD160 OK for sinatra-contrib-2.1.0.gem
=> Checksum SHA512 OK for sinatra-contrib-2.1.0.gem