Automated report: NetBSD-current/sparc build failure

[NetBSD Test Fixture <bracket%NetBSD.org@localhost>]

This is an automatically generated notice of a NetBSD-current/sparc
build failure.

The failure occurred on babylon5.netbsd.org, a NetBSD/amd64 host,
using sources from CVS date 2016.02.17.01.01.42.

An extract from the build.sh output follows:

    --- kern-MRCOFFEE ---
    --- kern_physio.o ---
    #   compile  MRCOFFEE/kern_physio.o
    /tmp/bracket/build/2016.02.17.01.01.42-sparc/tools/bin/sparc--netbsdelf-gcc -mno-fpu -Wa,-Av8 -ffreestanding -fno-zero-initialized-in-bss -pipe -mcpu=supersparc -O2 -fno-strict-aliasing -fno-common -std=gnu99 -Werror -Wall -Wno-main -Wno-format-zero-length -Wpointer-arith -Wmissing-prototypes -Wstrict-prototypes -Wold-style-definition -Wswitch -Wshadow -Wcast-qual -Wwrite-strings -Wno-unreachable-code -Wno-pointer-sign -Wno-attributes -Wno-sign-compare --sysroot=/tmp/bracket/build/2016.02.17.01.01.42-sparc/destdir -I. -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/../common/lib/libx86emu -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/../common/include -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/arch -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys -nostdinc -D_KERNEL -D_KERNEL_OPT -std=gnu99 -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/lib/libkern/../../../common/lib/libc/quad -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/lib/li
 bkern/../../../common/lib/libc/string -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/lib/libkern/../../../common/lib/libc/arch/sparc/string -c /tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/kern/kern_physio.c -o kern_physio.o
    --- kern-INSTALL ---
    /tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/kern/kern_rndq.c:1168:6: error: variable 'entropy_count' set but not used [-Werror=unused-but-set-variable]
      int entropy_count;
          ^
    --- kern-GENERIC ---
    --- cpuunit.o ---
    #   compile  GENERIC/cpuunit.o
    /tmp/bracket/build/2016.02.17.01.01.42-sparc/tools/bin/sparc--netbsdelf-gcc -mno-fpu -Wa,-Av8 -ffreestanding -fno-zero-initialized-in-bss -O2 -fno-strict-aliasing -fno-common -std=gnu99 -Werror -Wall -Wno-main -Wno-format-zero-length -Wpointer-arith -Wmissing-prototypes -Wstrict-prototypes -Wold-style-definition -Wswitch -Wshadow -Wcast-qual -Wwrite-strings -Wno-unreachable-code -Wno-pointer-sign -Wno-attributes -Wno-sign-compare --sysroot=/tmp/bracket/build/2016.02.17.01.01.42-sparc/destdir -I. -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/../common/lib/libx86emu -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/../common/include -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/arch -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys -nostdinc -D_KERNEL -D_KERNEL_OPT -std=gnu99 -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/lib/libkern/../../../common/lib/libc/quad -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/lib/libkern/../../../common/l
 ib/libc/string -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/lib/libkern/../../../common/lib/libc/arch/sparc/string -I/tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/external/bsd/ipf -c /tmp/bracket/build/2016.02.17.01.01.42-sparc/src/sys/arch/sparc/sparc/cpuunit.c -o cpuunit.o
    --- kern-INSTALL ---
    cc1: all warnings being treated as errors
    *** [kern_rndq.o] Error code 1
    nbmake[2]: stopped in /tmp/bracket/build/2016.02.17.01.01.42-sparc/obj/sys/arch/sparc/compile/INSTALL
    --- kern-KRUPS ---

The following commits were made between the last successful build and
the failed build:

    2016.02.17.00.43.42 riastradh src/sys/kern/kern_rndq.c,v 1.76
    2016.02.17.00.43.43 riastradh src/sys/sys/rndsource.h,v 1.5
    2016.02.17.00.46.17 riastradh src/sys/dev/usb/usbdevs,v 1.712
    2016.02.17.00.48.57 riastradh src/sys/dev/usb/usbdevs.h,v 1.704
    2016.02.17.00.48.57 riastradh src/sys/dev/usb/usbdevs_data.h,v 1.705
    2016.02.17.00.49.28 riastradh src/sys/dev/usb/ubt.c,v 1.52
    2016.02.17.00.57.36 riastradh src/sys/kern/kern_rndq.c,v 1.77
    2016.02.17.01.01.42 riastradh src/sys/kern/kern_rndq.c,v 1.78