Automated report: NetBSD-current/i386 build failure

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

This is an automatically generated notice of a NetBSD-current/i386
build failure.

The failure occurred on babylon5.netbsd.org, a NetBSD/amd64 host,
using sources from CVS date 2019.03.26.18.31.30.

An extract from the build.sh output follows:

    --- dependall-games ---
    /tmp/bracket/build/2019.03.26.18.31.30-i386/tools/bin/i486--netbsdelf-gcc    --sysroot=/tmp/bracket/build/2019.03.26.18.31.30-i386/destdir   -pie  -shared-libgcc  -Wl,--warn-shared-textrel -Wl,-z,relro     -o snscore  snscore.o  -Wl,-rpath-link,/tmp/bracket/build/2019.03.26.18.31.30-i386/destdir/lib  -L=/lib     
    --- dependall-external ---
    /tmp/bracket/build/2019.03.26.18.31.30-i386/tools/bin/i486--netbsdelf-c++ -frandom-seed=581713a6 -O2 -fPIE -Werror -fno-rtti -fno-exceptions     --sysroot=/tmp/bracket/build/2019.03.26.18.31.30-i386/destdir -DHAVE_CONFIG_H -I/tmp/bracket/build/2019.03.26.18.31.30-i386/src/external/gpl2/groff/include -I/tmp/bracket/build/2019.03.26.18.31.30-i386/src/external/gpl2/groff/dist/src/include  -c    /tmp/bracket/build/2019.03.26.18.31.30-i386/src/external/gpl2/groff/dist/src/roff/groff/groff.cpp
    --- dependall-usr.bin ---
    /tmp/bracket/build/2019.03.26.18.31.30-i386/src/usr.bin/m4/expr.c:39:27: error: format '%zu' expects argument of type 'size_t', but argument 4 has type 'long unsigned int' [-Werror=format=]
      fprintf(stderr, "m4:%s:%zu: %s in expr %s\n", infile[ilevel].name,
                             ~~^
                             %lu
          infile[ilevel].lineno, msg, copy_toeval);
          ~~~~~~~~~~~~~~~~~~~~~ 
    cc1: all warnings being treated as errors
    *** [expr.o] Error code 1
    nbmake[7]: stopped in /tmp/bracket/build/2019.03.26.18.31.30-i386/src/usr.bin/m4
    1 error

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

    2019.03.26.14.55.02 martin src/sbin/gpt/gpt.8,v 1.67
    2019.03.26.14.55.02 martin src/sbin/gpt/unset.c,v 1.15
    2019.03.26.15.00.34 christos src/usr.bin/m4/main.c,v 1.47
    2019.03.26.15.50.23 bad src/sys/dev/sysmon/sysmon_envsys.c,v 1.144
    2019.03.26.16.39.50 christos src/usr.bin/m4/expr.c,v 1.20
    2019.03.26.16.41.06 christos src/usr.bin/m4/main.c,v 1.48
    2019.03.26.18.31.30 maxv src/sys/kern/subr_pool.c,v 1.244
    2019.03.26.18.31.30 maxv src/sys/sys/pool.h,v 1.86

Log files can be found at:

    http://releng.NetBSD.org/b5reports/i386/commits-2019.03.html#2019.03.26.18.31.30