=> Bootstrap dependency digest>=20010302: found digest-20121220
=> Bootstrap dependency fetch-[0-9]*: found fetch-1.8nb1
=> Fetching libffi-3.0.12.tar.gz
=> Total size: 844641 bytes
libffi-3.0.12.tar.gz                                   824 kB  263 kBps
=> Checksum SHA1 OK for libffi-3.0.12.tar.gz
=> Checksum RMD160 OK for libffi-3.0.12.tar.gz
=> Checksum SHA1 OK for libffi-3.0.12.tar.gz
=> Checksum RMD160 OK for libffi-3.0.12.tar.gz