=> Bootstrap dependency digest>=20010302: found digest-20111104
=> Bootstrap dependency fetch-[0-9]*: found fetch-1.7
=> Fetching optipng-0.7.2.tar.gz
=> Total size: 1613776 bytes
optipng-0.7.2.tar.gz                                  1575 kB  501 kBps
=> Checksum SHA1 OK for optipng-0.7.2.tar.gz
=> Checksum RMD160 OK for optipng-0.7.2.tar.gz
=> Checksum SHA1 OK for optipng-0.7.2.tar.gz
=> Checksum RMD160 OK for optipng-0.7.2.tar.gz