[head tinderbox] failure on amd64/amd64

[FreeBSD Tinderbox]

TB --- 2013-10-08 18:40:20 - tinderbox 2.20 running on freebsd-current.sentex.ca
TB --- 2013-10-08 18:40:20 - FreeBSD freebsd-current.sentex.ca 8.3-PRERELEASE FreeBSD 8.3-PRERELEASE #0: Mon Mar 26 13:54:12 EDT 2012     des at freebsd-current.sentex.ca:/usr/obj/usr/src/sys/GENERIC  amd64
TB --- 2013-10-08 18:40:20 - starting HEAD tinderbox run for amd64/amd64
TB --- 2013-10-08 18:40:20 - cleaning the object tree
TB --- 2013-10-08 18:40:20 - /usr/local/bin/svn stat /src
TB --- 2013-10-08 18:40:25 - At svn revision 256158
TB --- 2013-10-08 18:40:26 - building world
TB --- 2013-10-08 18:40:26 - CROSS_BUILD_TESTING=YES
TB --- 2013-10-08 18:40:26 - MAKEOBJDIRPREFIX=/obj
TB --- 2013-10-08 18:40:26 - PATH=/usr/bin:/usr/sbin:/bin:/sbin
TB --- 2013-10-08 18:40:26 - SRCCONF=/dev/null
TB --- 2013-10-08 18:40:26 - TARGET=amd64
TB --- 2013-10-08 18:40:26 - TARGET_ARCH=amd64
TB --- 2013-10-08 18:40:26 - TZ=UTC
TB --- 2013-10-08 18:40:26 - __MAKE_CONF=/dev/null
TB --- 2013-10-08 18:40:26 - cd /src
TB --- 2013-10-08 18:40:26 - /usr/bin/make -B buildworld
>>> Building an up-to-date make(1)
>>> World build started on Tue Oct  8 18:40:35 UTC 2013
>>> Rebuilding the temporary build tree
>>> stage 1.1: legacy release compatibility shims
>>> stage 1.2: bootstrap tools
>>> stage 2.1: cleaning up the object tree
>>> stage 2.2: rebuilding the object tree
>>> stage 2.3: build tools
>>> stage 3: cross tools
>>> stage 4.1: building includes
>>> stage 4.2: building libraries
>>> stage 4.3: make dependencies
>>> stage 4.4: building everything
>>> stage 5.1: building 32 bit shim libraries
>>> World build completed on Tue Oct  8 22:29:39 UTC 2013
TB --- 2013-10-08 22:29:39 - generating LINT kernel config
TB --- 2013-10-08 22:29:39 - cd /src/sys/amd64/conf
TB --- 2013-10-08 22:29:39 - /usr/bin/make -B LINT
TB --- 2013-10-08 22:29:39 - cd /src/sys/amd64/conf
TB --- 2013-10-08 22:29:39 - /usr/sbin/config -m LINT
TB --- 2013-10-08 22:29:39 - building LINT kernel
TB --- 2013-10-08 22:29:39 - CROSS_BUILD_TESTING=YES
TB --- 2013-10-08 22:29:39 - MAKEOBJDIRPREFIX=/obj
TB --- 2013-10-08 22:29:39 - PATH=/usr/bin:/usr/sbin:/bin:/sbin
TB --- 2013-10-08 22:29:39 - SRCCONF=/dev/null
TB --- 2013-10-08 22:29:39 - TARGET=amd64
TB --- 2013-10-08 22:29:39 - TARGET_ARCH=amd64
TB --- 2013-10-08 22:29:39 - TZ=UTC
TB --- 2013-10-08 22:29:39 - __MAKE_CONF=/dev/null
TB --- 2013-10-08 22:29:39 - cd /src
TB --- 2013-10-08 22:29:39 - /usr/bin/make -B buildkernel KERNCONF=LINT
>>> Kernel build for LINT started on Tue Oct  8 22:29:39 UTC 2013
>>> stage 1: configuring the kernel
>>> stage 2.1: cleaning up the object tree
>>> stage 2.2: rebuilding the object tree
>>> stage 2.3: build tools
>>> stage 3.1: making dependencies
>>> stage 3.2: building everything
[...]
                ^
/src/sys/geom/geom.h:357:8: error: expression result unused [-Werror,-Wunused-value]
                    ("g_free(%p) of live object, type %d", ptr,
                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/src/sys/geom/geom.h:357:46: error: expression result unused [-Werror,-Wunused-value]
                    ("g_free(%p) of live object, type %d", ptr,
                                                           ^~~
3 errors generated.
*** Error code 1

Stop.
bmake[1]: stopped in /obj/amd64.amd64/src/sys/LINT
*** Error code 1

Stop.
bmake: stopped in /src
*** Error code 1

Stop in /src.
TB --- 2013-10-08 22:48:44 - WARNING: /usr/bin/make returned exit code  1 
TB --- 2013-10-08 22:48:44 - ERROR: failed to build LINT kernel
TB --- 2013-10-08 22:48:44 - 11597.42 user 2407.20 system 14903.60 real


http://tinderbox.freebsd.org/tinderbox-head-build-HEAD-amd64-amd64.full