=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Fetching rack-cache-1.12.1.gem
=> Total size: 29184 bytes
=> Checksum SHA1 OK for rack-cache-1.12.1.gem
=> Checksum RMD160 OK for rack-cache-1.12.1.gem
=> Checksum SHA512 OK for rack-cache-1.12.1.gem