>>> iperf3 3.17.1 Extracting
gzip -d -c /home/buildroot/instance-0/dl/iperf3/iperf-3.17.1.tar.gz | /home/buildroot/instance-0/output-1/host/bin/tar --strip-components=1 -C /home/buildroot/instance-0/output-1/build/iperf3-3.17.1   -xf -
>>> iperf3 3.17.1 Patching
>>> iperf3 3.17.1 Updating config.sub and config.guess
for file in config.guess config.sub; do for i in $(find /home/buildroot/instance-0/output-1/build/iperf3-3.17.1 -name $file); do cp support/gnuconfig/$file $i; done; done
>>> iperf3 3.17.1 Patching libtool
patching file /home/buildroot/instance-0/output-1/build/iperf3-3.17.1/config/ltmain.sh
Hunk #1 succeeded at 2947 (offset 260 lines).
Hunk #2 succeeded at 4540 (offset 263 lines).
Hunk #3 succeeded at 6836 (offset 282 lines).
Hunk #4 succeeded at 6846 (offset 282 lines).
Hunk #5 succeeded at 7146 (offset 289 lines).
Hunk #6 succeeded at 7450 (offset 301 lines).
Hunk #7 succeeded at 8426 (offset 314 lines).
Hunk #8 succeeded at 11058 (offset 348 lines).
>>> iperf3 3.17.1 Configuring
(cd /home/buildroot/instance-0/output-1/build/iperf3-3.17.1/ && rm -rf config.cache && GIT_DIR=. PATH="/home/buildroot/instance-0/output-1/host/bin:/home/buildroot/instance-0/output-1/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" AR="/home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc-ar" AS="/home/buildroot/instance-0/output-1/host/bin/arc-linux-as" LD="/home/buildroot/instance-0/output-1/host/bin/arc-linux-ld" NM="/home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc-nm" CC="/home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc" GCC="/home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc" CPP="/home/buildroot/instance-0/output-1/host/bin/arc-linux-cpp" CXX="/home/buildroot/instance-0/output-1/host/bin/arc-linux-g++" FC="/home/buildroot/instance-0/output-1/host/bin/arc-linux-gfortran" F77="/home/buildroot/instance-0/output-1/host/bin/arc-linux-gfortran" RANLIB="/home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc-ranlib" READELF="/home/buildroot/instance-0/output-1/host/bin/arc-linux-readelf" STRIP="/bin/true" OBJCOPY="/home/buildroot/instance-0/output-1/host/bin/arc-linux-objcopy" OBJDUMP="/home/buildroot/instance-0/output-1/host/bin/arc-linux-objdump" AR_FOR_BUILD="/usr/bin/ar" AS_FOR_BUILD="/usr/bin/as" CC_FOR_BUILD="/usr/bin/gcc" GCC_FOR_BUILD="/usr/bin/gcc" CXX_FOR_BUILD="/usr/bin/g++" LD_FOR_BUILD="/usr/bin/ld" CPPFLAGS_FOR_BUILD="-I/home/buildroot/instance-0/output-1/host/include" CFLAGS_FOR_BUILD="-O2 -I/home/buildroot/instance-0/output-1/host/include" CXXFLAGS_FOR_BUILD="-O2 -I/home/buildroot/instance-0/output-1/host/include" LDFLAGS_FOR_BUILD="-L/home/buildroot/instance-0/output-1/host/lib -Wl,-rpath,/home/buildroot/instance-0/output-1/host/lib" FCFLAGS_FOR_BUILD="" DEFAULT_ASSEMBLER="/home/buildroot/instance-0/output-1/host/bin/arc-linux-as" DEFAULT_LINKER="/home/buildroot/instance-0/output-1/host/bin/arc-linux-ld" CPPFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64" CFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Ofast -g0 " CXXFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Ofast -g0 " LDFLAGS="" FCFLAGS=" -Ofast -g0" FFLAGS=" -Ofast -g0" PKG_CONFIG="/home/buildroot/instance-0/output-1/host/bin/pkg-config" STAGING_DIR="/home/buildroot/instance-0/output-1/host/arc-buildroot-linux-uclibc/sysroot" INTLTOOL_PERL=/usr/bin/perl ac_cv_lbl_unaligned_fail=yes ac_cv_func_mmap_fixed_mapped=yes ac_cv_func_memcmp_working=yes ac_cv_have_decl_malloc=yes gl_cv_func_malloc_0_nonnull=yes ac_cv_func_malloc_0_nonnull=yes ac_cv_func_calloc_0_nonnull=yes ac_cv_func_realloc_0_nonnull=yes lt_cv_sys_lib_search_path_spec="" ac_cv_c_bigendian=no  CFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Ofast -g0  -D_GNU_SOURCE" CONFIG_SITE=/dev/null ./configure --target=arc-buildroot-linux-uclibc --host=arc-buildroot-linux-uclibc --build=x86_64-pc-linux-gnu --prefix=/usr --exec-prefix=/usr --sysconfdir=/etc --localstatedir=/var --program-prefix="" --disable-gtk-doc --disable-gtk-doc-html --disable-doc --disable-docs --disable-documentation --with-xmlto=no --with-fop=no --disable-dependency-tracking --enable-ipv6 --disable-nls --disable-static --enable-shared   )
configure: WARNING: unrecognized options: --disable-gtk-doc, --disable-gtk-doc-html, --disable-doc, --disable-docs, --disable-documentation, --with-xmlto, --with-fop, --enable-ipv6, --disable-nls
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for arc-buildroot-linux-uclibc-strip... /bin/true
checking for a race-free mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether make supports nested variables... (cached) yes
checking build system type... x86_64-pc-linux-gnu
checking host system type... arc-buildroot-linux-uclibc
checking how to print strings... printf
checking whether make supports the include directive... yes (GNU style)
checking for arc-buildroot-linux-uclibc-gcc... /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... yes
checking for suffix of object files... o
checking whether the compiler supports GNU C... yes
checking whether /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc accepts -g... yes
checking for /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc option to enable C11 features... none needed
checking whether /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc understands -c and -o together... yes
checking dependency style of /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc... none
checking for a sed that does not truncate output... /bin/sed
checking for grep that handles long lines and -e... /bin/grep
checking for egrep... /bin/grep -E
checking for fgrep... /bin/grep -F
checking for ld used by /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc... /home/buildroot/instance-0/output-1/host/bin/arc-linux-ld
checking if the linker (/home/buildroot/instance-0/output-1/host/bin/arc-linux-ld) is GNU ld... yes
checking for BSD- or MS-compatible name lister (nm)... /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc-nm
checking the name lister (/home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc-nm) interface... BSD nm
checking whether ln -s works... yes
checking the maximum length of command line arguments... 1572864
checking how to convert x86_64-pc-linux-gnu file names to arc-buildroot-linux-uclibc format... func_convert_file_noop
checking how to convert x86_64-pc-linux-gnu file names to toolchain format... func_convert_file_noop
checking for /home/buildroot/instance-0/output-1/host/bin/arc-linux-ld option to reload object files... -r
checking for arc-buildroot-linux-uclibc-file... no
checking for file... file
configure: WARNING: using cross tools not prefixed with host triplet
checking for arc-buildroot-linux-uclibc-objdump... /home/buildroot/instance-0/output-1/host/bin/arc-linux-objdump
checking how to recognize dependent libraries... pass_all
checking for arc-buildroot-linux-uclibc-dlltool... no
checking for dlltool... no
checking how to associate runtime and link libraries... printf %s\n
checking for arc-buildroot-linux-uclibc-ar... /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc-ar
checking for archiver @FILE support... @
checking for arc-buildroot-linux-uclibc-strip... (cached) /bin/true
checking for arc-buildroot-linux-uclibc-ranlib... /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc-ranlib
checking command to parse /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc-nm output from /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc object... ok
checking for sysroot... no
checking for a working dd... /bin/dd
checking how to truncate binary pipes... /bin/dd bs=4096 count=1
checking for arc-buildroot-linux-uclibc-mt... no
checking for mt... mt
checking if mt is a manifest tool... no
checking for stdio.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for strings.h... yes
checking for sys/stat.h... yes
checking for sys/types.h... yes
checking for unistd.h... yes
checking for dlfcn.h... yes
checking for objdir... .libs
checking if /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc supports -fno-rtti -fno-exceptions... no
checking for /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc option to produce PIC... -fPIC -DPIC
checking if /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc PIC flag -fPIC -DPIC works... yes
checking if /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc static flag -static works... yes
checking if /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc supports -c -o file.o... yes
checking if /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc supports -c -o file.o... (cached) yes
checking whether the /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc linker (/home/buildroot/instance-0/output-1/host/bin/arc-linux-ld) supports shared libraries... yes
checking whether -lc should be explicitly linked in... no
checking dynamic linker characteristics... GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking whether stripping libraries is possible... no
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... no
checking whether to enable maintainer-specific portions of Makefiles... no
checking for arc-buildroot-linux-uclibc-gcc... (cached) /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc
checking whether the compiler supports GNU C... (cached) yes
checking whether /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc accepts -g... (cached) yes
checking for /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc option to enable C11 features... (cached) none needed
checking whether /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc understands -c and -o together... (cached) yes
checking dependency style of /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc... (cached) none
checking whether ln -s works... yes
checking for library containing floor... none required
checking for library containing socket... none required
checking for library containing inet_ntop... none required
checking for an ANSI C-conforming const... yes
checking how to run the C preprocessor... /home/buildroot/instance-0/output-1/host/bin/arc-linux-cpp
checking for egrep -e... (cached) /bin/grep -E
checking whether /home/buildroot/instance-0/output-1/host/bin/arc-linux-gcc is Clang... no
checking whether pthreads work with "-pthread" and "-lpthread"... yes
checking for joinable pthread attribute... PTHREAD_CREATE_JOINABLE
checking whether more special flags are required for pthreads... no
checking for PTHREAD_PRIO_INHERIT... yes
checking for stdatomic.h... yes
checking whether libatomic is required... configure: error: failed to find working configuration with atomics
make: *** [package/pkg-generic.mk:279: /home/buildroot/instance-0/output-1/build/iperf3-3.17.1/.stamp_configured] Error 1
make: Leaving directory '/home/buildroot/instance-0/buildroot'