=> Bootstrap dependency digest>=20010302: found digest-20160304
===> Skipping vulnerability checks.
WARNING: No /var/db/pkg/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /var/db/pkg fetch-pkg-vulnerabilities'.
=> Fetching pl-6.6.6.tar.gz
=> Total size: 14838653 bytes
=> Checksum SHA1 OK for swi-prolog/pl-6.6.6.tar.gz
=> Checksum RMD160 OK for swi-prolog/pl-6.6.6.tar.gz
=> Checksum SHA512 OK for swi-prolog/pl-6.6.6.tar.gz
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
 51 14.1M    0     0   51 7408k      0  11.0M  0:00:01 --:--:--  0:00:01 11.1M
100 14.1M  100   192  100 14.1M    154  11.4M  0:00:01  0:00:01 --:--:-- 11.4M
<html>
<head><title>500 Internal Server Error</title></head>
<body bgcolor="white">
<center><h1>500 Internal Server Error</h1></center>
<hr><center>nginx/1.8.1</center>
</body>
</html>
=> Checksum SHA1 OK for swi-prolog/pl-6.6.6.tar.gz
=> Checksum RMD160 OK for swi-prolog/pl-6.6.6.tar.gz
=> Checksum SHA512 OK for swi-prolog/pl-6.6.6.tar.gz