=> Bootstrap dependency digest>=20010302: found digest-20160304
=> Fetching groff-1.10.tar.gz
=> Total size: 986431 bytes
fetch: ftp://ftp.lip6.fr/pub/gnu/groff/groff-1.10.tar.gz: File unavailable (e.g., file not found, no access)
fetch: Unable to fetch expected file groff-1.10.tar.gz
fetch: ftp://ftp.funet.fi/pub/gnu/prep/groff/groff-1.10.tar.gz: File unavailable (e.g., file not found, no access)
fetch: Unable to fetch expected file groff-1.10.tar.gz
Certificate verification failed for /C=US/O=Let's Encrypt/CN=Let's Encrypt Authority X3
34374371912:error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed:/usr/src/crypto/openssl/ssl/s3_clnt.c:1269:
fetch: https://mirrors.dotsrc.org/gnu/groff/groff-1.10.tar.gz: Authentication error
fetch: Unable to fetch expected file groff-1.10.tar.gz
fetch: http://ftp.gnu.org/pub/gnu/groff/groff-1.10.tar.gz: Not Found
fetch: Unable to fetch expected file groff-1.10.tar.gz
Certificate verification failed for /C=US/O=Let's Encrypt/CN=Let's Encrypt Authority X3
34374371912:error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed:/usr/src/crypto/openssl/ssl/s3_clnt.c:1269:
fetch: https://ftp.nluug.nl/pub/gnu/groff/groff-1.10.tar.gz: Authentication error
fetch: Unable to fetch expected file groff-1.10.tar.gz
fetch: ftp://ftp.gnu.org/pub/gnu/groff/groff-1.10.tar.gz: File unavailable (e.g., file not found, no access)
fetch: Unable to fetch expected file groff-1.10.tar.gz
fetch: http://mirrors.kernel.org/gnu/groff/groff-1.10.tar.gz: Not Found
fetch: Unable to fetch expected file groff-1.10.tar.gz
groff-1.10.tar.gz                                        0  B    0  Bps
=> Fetching jgroff-0.99.diff.gz
=> Total size: 84778 bytes
fetch: ftp://ftp.ae.keio.ac.jp/pub/GNU/jgroff-0.99.diff.gz: No address record
fetch: Unable to fetch expected file jgroff-0.99.diff.gz
fetch: ftp://ftp.tohoku.ac.jp/pub/GNU/japanese/jgroff-0.99.diff.gz: No address record
fetch: Unable to fetch expected file jgroff-0.99.diff.gz
jgroff-0.99.diff.gz                                      0  B    0  Bps
=> Checksum SHA1 OK for groff-1.10.tar.gz
=> Checksum RMD160 OK for groff-1.10.tar.gz
=> Checksum SHA512 OK for groff-1.10.tar.gz
=> Checksum SHA1 OK for jgroff-0.99.diff.gz
=> Checksum RMD160 OK for jgroff-0.99.diff.gz
=> Checksum SHA512 OK for jgroff-0.99.diff.gz