autoreconf: Entering directory `.'
autoreconf: configure.ac: not using Gettext
autoreconf: running: /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/host/bin/aclocal -I /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/target-arc_archs_uClibc-1.0.14/host/share/aclocal -I /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/target-arc_archs_uClibc-1.0.14/usr/share/aclocal -I m4 -I . --force 
autoreconf: configure.ac: tracing
autoreconf: running: /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/host/bin/libtoolize --force
OpenWrt-libtoolize: putting auxiliary files in AC_CONFIG_AUX_DIR, `config'.
OpenWrt-libtoolize: linking file `config/ltmain.sh'
OpenWrt-libtoolize: Consider adding `AC_CONFIG_MACRO_DIR([m4])' to configure.ac and
OpenWrt-libtoolize: rerunning libtoolize, to keep the correct libtool macros in-tree.
OpenWrt-libtoolize: Consider adding `-I m4' to ACLOCAL_AMFLAGS in Makefile.am.
autoreconf: running: /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/host/bin/autoconf --include=/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/target-arc_archs_uClibc-1.0.14/host/share/aclocal --include=/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/target-arc_archs_uClibc-1.0.14/usr/share/aclocal --include=m4 --include=. --prepend-include=/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/host/share/aclocal --force
autoreconf: running: /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/host/bin/autoheader --include=/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/target-arc_archs_uClibc-1.0.14/host/share/aclocal --include=/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/target-arc_archs_uClibc-1.0.14/usr/share/aclocal --include=m4 --include=. --prepend-include=/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/host/share/aclocal --force
autoreconf: running: /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/host/bin/automake --add-missing --force-missing
autoreconf: Leaving directory `.'
configure: WARNING: unrecognized options: --disable-nls
configure: loading site script /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/include/site/arc
checking build system type... x86_64-pc-linux-gnu
checking host system type... arc-openwrt-linux-gnu
checking target system type... arc-openwrt-linux-gnu
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for arc-openwrt-linux-strip... arc-openwrt-linux-uclibc-strip
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether to enable maintainer-specific portions of Makefiles... no
checking for arc-openwrt-linux-gcc... ccache_cc
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 we are using the GNU C compiler... yes
checking whether ccache_cc accepts -g... yes
checking for ccache_cc option to accept ISO C89... none needed
checking whether ccache_cc understands -c and -o together... yes
checking for style of include used by make... GNU
checking dependency style of ccache_cc... gcc3
checking whether we are using the GNU C++ compiler... yes
checking whether ccache_cxx accepts -g... yes
checking dependency style of ccache_cxx... gcc3
checking whether make sets $(MAKE)... (cached) yes
checking how to print strings... printf
checking for a sed that does not truncate output... /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/host/bin/sed
checking for grep that handles long lines and -e... /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/host/bin/grep
checking for egrep... /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/host/bin/grep -E
checking for fgrep... /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/staging_dir/host/bin/grep -F
checking for ld used by ccache_cc... arc-openwrt-linux-uclibc-ld
checking if the linker (arc-openwrt-linux-uclibc-ld) is GNU ld... yes
checking for BSD- or MS-compatible name lister (nm)... arc-openwrt-linux-uclibc-gcc-nm
checking the name lister (arc-openwrt-linux-uclibc-gcc-nm) interface... BSD nm
checking whether ln -s works... yes
checking the maximum length of command line arguments... 1572864
checking whether the shell understands some XSI constructs... yes
checking whether the shell understands "+="... yes
checking how to convert x86_64-pc-linux-gnu file names to arc-openwrt-linux-gnu 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 arc-openwrt-linux-uclibc-ld option to reload object files... -r
checking for arc-openwrt-linux-objdump... arc-openwrt-linux-uclibc-objdump
checking how to recognize dependent libraries... pass_all
checking for arc-openwrt-linux-dlltool... no
checking for dlltool... no
checking how to associate runtime and link libraries... printf %s\n
checking for arc-openwrt-linux-ar... arc-openwrt-linux-uclibc-gcc-ar
checking for archiver @FILE support... @
checking for arc-openwrt-linux-strip... (cached) arc-openwrt-linux-uclibc-strip
checking for arc-openwrt-linux-ranlib... arc-openwrt-linux-uclibc-gcc-ranlib
checking command to parse arc-openwrt-linux-uclibc-gcc-nm output from ccache_cc object... ok
checking for sysroot... no
checking for arc-openwrt-linux-mt... no
checking for mt... mt
configure: WARNING: using cross tools not prefixed with host triplet
checking if mt is a manifest tool... no
checking how to run the C preprocessor... ccache_cc -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking for dlfcn.h... yes
checking for objdir... .libs
checking if ccache_cc supports -fno-rtti -fno-exceptions... no
checking for ccache_cc option to produce PIC... -fPIC -DPIC
checking if ccache_cc PIC flag -fPIC -DPIC works... yes
checking if ccache_cc static flag -static works... yes
checking if ccache_cc supports -c -o file.o... yes
checking if ccache_cc supports -c -o file.o... (cached) yes
checking whether the ccache_cc linker (arc-openwrt-linux-uclibc-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... yes
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... yes
checking how to run the C++ preprocessor... ccache_cxx -E
checking for ld used by ccache_cxx... arc-openwrt-linux-uclibc-ld
checking if the linker (arc-openwrt-linux-uclibc-ld) is GNU ld... yes
checking whether the ccache_cxx linker (arc-openwrt-linux-uclibc-ld) supports shared libraries... yes
checking for ccache_cxx option to produce PIC... -fPIC -DPIC
checking if ccache_cxx PIC flag -fPIC -DPIC works... yes
checking if ccache_cxx static flag -static works... yes
checking if ccache_cxx supports -c -o file.o... yes
checking if ccache_cxx supports -c -o file.o... (cached) yes
checking whether the ccache_cxx linker (arc-openwrt-linux-uclibc-ld) supports shared libraries... yes
checking dynamic linker characteristics... (cached) GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking dependency style of ccache_cc... gcc3
checking for __uc_get_grs in -luca... no
checking for library containing dlopen... -ldl
checking atomic_ops.h usability... no
checking atomic_ops.h presence... no
checking for atomic_ops.h... no
checking for ANSI C header files... (cached) yes
checking asm/ptrace_offsets.h usability... no
checking asm/ptrace_offsets.h presence... no
checking for asm/ptrace_offsets.h... no
checking endian.h usability... yes
checking endian.h presence... yes
checking for endian.h... yes
checking sys/endian.h usability... no
checking sys/endian.h presence... no
checking for sys/endian.h... no
checking execinfo.h usability... no
checking execinfo.h presence... no
checking for execinfo.h... no
checking ia64intrin.h usability... no
checking ia64intrin.h presence... no
checking for ia64intrin.h... no
checking sys/uc_access.h usability... no
checking sys/uc_access.h presence... no
checking for sys/uc_access.h... no
checking for unistd.h... (cached) yes
checking signal.h usability... yes
checking signal.h presence... yes
checking for signal.h... yes
checking for sys/types.h... (cached) yes
checking sys/procfs.h usability... yes
checking sys/procfs.h presence... yes
checking for sys/procfs.h... yes
checking sys/ptrace.h usability... yes
checking sys/ptrace.h presence... yes
checking for sys/ptrace.h... yes
checking byteswap.h usability... yes
checking byteswap.h presence... yes
checking for byteswap.h... yes
checking elf.h usability... yes
checking elf.h presence... yes
checking for elf.h... yes
checking sys/elf.h usability... no
checking sys/elf.h presence... no
checking for sys/elf.h... no
checking link.h usability... yes
checking link.h presence... yes
checking for link.h... yes
checking sys/link.h usability... no
checking sys/link.h presence... no
checking for sys/link.h... no
checking for an ANSI C-conforming const... yes
checking for inline... inline
checking for size_t... yes
checking size of off_t... (cached) 8
checking for struct dl_phdr_info.dlpi_subs... no
checking for struct elf_prstatus... yes
checking for struct prstatus... no
checking whether PTRACE_POKEUSER is declared... yes
checking whether PTRACE_POKEDATA is declared... yes
checking whether PTRACE_TRACEME is declared... yes
checking whether PTRACE_CONT is declared... yes
checking whether PTRACE_SINGLESTEP is declared... yes
checking whether PTRACE_SYSCALL is declared... yes
checking whether PT_IO is declared... no
checking whether PT_GETREGS is declared... yes
checking whether PT_GETFPREGS is declared... yes
checking whether PT_CONTINUE is declared... yes
checking whether PT_TRACE_ME is declared... yes
checking whether PT_STEP is declared... yes
checking whether PT_SYSCALL is declared... yes
checking for dl_iterate_phdr... yes
checking for dl_phdr_removals_counter... no
checking for dlmodinfo... no
checking for getunwind... no
checking for ttrace... no
checking for mincore... yes
checking if building with AltiVec... no
checking if we should build libunwind-coredump... no
checking for sys/ptrace.h... (cached) yes
checking if we should build libunwind-ptrace... yes
checking if we should build libunwind-setjmp... yes
checking for build architecture... x86_64
checking for host architecture... arc
checking for target architecture... arc
checking for target operating system... linux-gnu
checking for ELF helper width... configure: error: Unknown ELF target: arc
Makefile:58: recipe for target '/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/libunwind-1.2.1/.configured_9a76d100fc328ea49af0fd3ab8f05a2f' failed
make[3]: *** [/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/libunwind-1.2.1/.configured_9a76d100fc328ea49af0fd3ab8f05a2f] Error 1