FreeBSD web build failed on build-web.ysv.freebsd.org

[User Www-data]

/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2154: element sect2: validity error : ID pgpkey-nivit already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2159: element sect2: validity error : ID pgpkey-ivoras already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2164: element sect2: validity error : ID pgpkey-stefan already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2169: element sect2: validity error : ID pgpkey-kaiw already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2174: element sect2: validity error : ID pgpkey-adamw already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2179: element sect2: validity error : ID pgpkey-peter already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2184: element sect2: validity error : ID pgpkey-nwhitehorn already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2189: element sect2: validity error : ID pgpkey-miwi already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2194: element sect2: validity error : ID pgpkey-nate already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2199: element sect2: validity error : ID pgpkey-swills already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2204: element sect2: validity error : ID pgpkey-twinterg already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2209: element sect2: validity error : ID pgpkey-wollman already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2214: element sect2: validity error : ID pgpkey-joerg already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2219: element sect2: validity error : ID pgpkey-davidxu already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2224: element sect2: validity error : ID pgpkey-emax already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2229: element sect2: validity error : ID pgpkey-riggs already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2234: element sect2: validity error : ID pgpkey-bz already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2239: element sect2: validity error : ID pgpkey-zeising already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2244: element sect2: validity error : ID pgpkey-phantom already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2249: element sect2: validity error : ID pgpkey-sephe already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:2254: element sect2: validity error : ID pgpkey-zont already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:7: element sect2: validity error : ID pgpkey-arundel already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:12: element sect2: validity error : ID pgpkey-deb already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:17: element sect2: validity error : ID pgpkey-dutchdaemon already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:22: element sect2: validity error : ID pgpkey-bhaga already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:27: element sect2: validity error : ID pgpkey-bk already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:32: element sect2: validity error : ID pgpkey-dvl already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:37: element sect2: validity error : ID pgpkey-plosher already defined
/usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys/article.xml:42: element sect2: validity error : ID pgpkey-dhw already defined
*** Error code 4

Stop.
make[4]: stopped in /usr/local/www/build/head/en_US.ISO8859-1/articles/pgpkeys
*** Error code 1

Stop.
make[3]: stopped in /usr/local/www/build/head/en_US.ISO8859-1/articles
*** Error code 1

Stop.
make[2]: stopped in /usr/local/www/build/head/en_US.ISO8859-1
*** Error code 1

Stop.
make[1]: stopped in /usr/local/www/build/head/en_US.ISO8859-1/htdocs/doc
*** Error code 1

Stop.
make: stopped in /usr/local/www/build/head/en_US.ISO8859-1/htdocs
       36.66 real        28.31 user         6.54 sys