=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Fetching chunky_png-1.3.11.gem
=> Total size: 352768 bytes
=> Checksum SHA1 OK for chunky_png-1.3.11.gem
=> Checksum RMD160 OK for chunky_png-1.3.11.gem
=> Checksum SHA512 OK for chunky_png-1.3.11.gem