buildworld has been broken for me since Sunday 20110815 at atrun

[Johan Hendriks]

>Is anyone else seeing this?  This is current AMD64.  I'm running the
>compile from Saturday 20110814 that I have been hammering and it has
>been rock solid.

># uname -a
>FreeBSD home.encontacto.net 9.0-BETA1 FreeBSD 9.0-BETA1 #16: Sat Aug
>13 05:09:17 CDT 2011
>root at Home.EnContacto.net:/usr/obj/usr/src/sys/ENCONTACTO  amd64

>This morning I started with a make clean to be sure and recompile all
>just in case and the same.

<snip>

There was a time laps where the kernel had a little hickup.
See /usr/src/UPDATING.

To resolve this, csup or svn to the latest source, do a buildkernel and installkernel, reboot , and do the buildworld, it should be ok.
It worked for me and a lot of other guys, so it should work for you to. :D

regards,
Johan Hendriks