Applying ./patches/100-musl-compat.patch using plaintext: 
patching file src/common/compat/poll.h
patching file src/common/runas.h

Applying ./patches/200-use-extern.patch using plaintext: 
patching file src/common/mi-lttng.h
patching file src/common/config/config-session-abi.h
autoreconf: Entering directory `.'
autoreconf: configure.ac: not using Gettext
autoreconf: running: /builder/aarch64_cortex-a72/build/sdk/staging_dir/host/bin/aclocal -I /builder/aarch64_cortex-a72/build/sdk/staging_dir/target-aarch64_cortex-a72_musl/host/share/aclocal -I /builder/aarch64_cortex-a72/build/sdk/staging_dir/hostpkg/share/aclocal -I /builder/aarch64_cortex-a72/build/sdk/staging_dir/target-aarch64_cortex-a72_musl/usr/share/aclocal -I m4 -I . --force -I config
autoreconf: configure.ac: tracing
autoreconf: running: /builder/aarch64_cortex-a72/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: putting macros in AC_CONFIG_MACRO_DIR, `config'.
OpenWrt-libtoolize: linking file `config/libtool.m4'
OpenWrt-libtoolize: linking file `config/ltoptions.m4'
OpenWrt-libtoolize: linking file `config/ltsugar.m4'
OpenWrt-libtoolize: linking file `config/ltversion.m4'
OpenWrt-libtoolize: linking file `config/lt~obsolete.m4'
autoreconf: running: /builder/aarch64_cortex-a72/build/sdk/staging_dir/host/bin/autoconf --include=/builder/aarch64_cortex-a72/build/sdk/staging_dir/target-aarch64_cortex-a72_musl/host/share/aclocal --include=/builder/aarch64_cortex-a72/build/sdk/staging_dir/hostpkg/share/aclocal --include=/builder/aarch64_cortex-a72/build/sdk/staging_dir/target-aarch64_cortex-a72_musl/usr/share/aclocal --include=m4 --include=. --prepend-include=/builder/aarch64_cortex-a72/build/sdk/staging_dir/host/share/aclocal --force
autoreconf: running: /builder/aarch64_cortex-a72/build/sdk/staging_dir/host/bin/autoheader --include=/builder/aarch64_cortex-a72/build/sdk/staging_dir/target-aarch64_cortex-a72_musl/host/share/aclocal --include=/builder/aarch64_cortex-a72/build/sdk/staging_dir/hostpkg/share/aclocal --include=/builder/aarch64_cortex-a72/build/sdk/staging_dir/target-aarch64_cortex-a72_musl/usr/share/aclocal --include=m4 --include=. --prepend-include=/builder/aarch64_cortex-a72/build/sdk/staging_dir/host/share/aclocal --force
autoreconf: running: /builder/aarch64_cortex-a72/build/sdk/staging_dir/host/bin/automake --add-missing --force-missing
autoreconf: Leaving directory `.'
configure: WARNING: unrecognized options: --disable-nls
configure: loading site script /builder/aarch64_cortex-a72/build/sdk/include/site/aarch64
checking build system type... x86_64-pc-linux-gnu
checking host system type... aarch64-openwrt-linux-gnu
checking target system type... aarch64-openwrt-linux-gnu
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for aarch64-openwrt-linux-strip... aarch64-openwrt-linux-musl-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... yes
checking whether make supports nested variables... (cached) yes
checking for a sed that does not truncate output... /builder/aarch64_cortex-a72/build/sdk/staging_dir/host/bin/sed
checking for grep that handles long lines and -e... /builder/aarch64_cortex-a72/build/sdk/staging_dir/host/bin/grep
checking for occurence(s) of link_all_deplibs = no in ./config/libtool.m4... none
checking for style of include used by make... GNU
checking for aarch64-openwrt-linux-gcc... aarch64-openwrt-linux-musl-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 we are using the GNU C compiler... yes
checking whether aarch64-openwrt-linux-musl-gcc accepts -g... yes
checking for aarch64-openwrt-linux-musl-gcc option to accept ISO C89... none needed
checking whether aarch64-openwrt-linux-musl-gcc understands -c and -o together... yes
checking dependency style of aarch64-openwrt-linux-musl-gcc... gcc3
checking how to run the C preprocessor... aarch64-openwrt-linux-musl-gcc -E
checking for egrep... /builder/aarch64_cortex-a72/build/sdk/staging_dir/host/bin/grep -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 sys/types.h... (cached) yes
checking for unistd.h... (cached) yes
checking fcntl.h usability... yes
checking fcntl.h presence... yes
checking for fcntl.h... yes
checking for string.h... (cached) yes
checking pthread.h usability... yes
checking pthread.h presence... yes
checking for pthread.h... yes
checking limits.h usability... yes
checking limits.h presence... yes
checking for limits.h... yes
checking signal.h usability... yes
checking signal.h presence... yes
checking for signal.h... yes
checking for stdlib.h... (cached) yes
checking sys/un.h usability... yes
checking sys/un.h presence... yes
checking for sys/un.h... yes
checking sys/socket.h usability... yes
checking sys/socket.h presence... yes
checking for sys/socket.h... yes
checking for stdlib.h... (cached) yes
checking stdio.h usability... yes
checking stdio.h presence... yes
checking for stdio.h... yes
checking getopt.h usability... yes
checking getopt.h presence... yes
checking for getopt.h... yes
checking sys/ipc.h usability... yes
checking sys/ipc.h presence... yes
checking for sys/ipc.h... yes
checking sys/shm.h usability... yes
checking sys/shm.h presence... yes
checking for sys/shm.h... yes
checking popt.h usability... yes
checking popt.h presence... yes
checking for popt.h... yes
checking grp.h usability... yes
checking grp.h presence... yes
checking for grp.h... yes
checking for pthread_create in -lpthread... yes
checking for poptGetContext in -lpopt... yes
checking for xml2-config... /builder/aarch64_cortex-a72/build/sdk/staging_dir/target-aarch64_cortex-a72_musl/host/bin/xml2-config
checking for libxml - version >= 2.7.6... cross compiling; assumed OK... 
yes (version 2.9.9)
checking for uuid_generate in -luuid... yes
checking whether cds_list_add is declared... yes
checking whether cds_wfcq_init is declared... yes
checking whether cds_wfcq_dequeue_blocking is declared... yes
checking whether futex_async is declared... yes
checking whether rcu_thread_offline is declared... yes
checking whether rcu_thread_online is declared... yes
checking whether caa_likely is declared... yes
checking whether cmm_smp_mb__before_uatomic_or is declared... yes
checking for ustctl_recv_channel_from_consumer in -llttng-ust-ctl... no
configure: error: Cannot find LTTng-UST >= 2.2.x. Use --with-lttng-ust-prefix=PREFIX to specify its location, or specify --disable-lttng-ust to build lttng-tools without LTTng-UST support.
Makefile:60: recipe for target '/builder/aarch64_cortex-a72/build/sdk/build_dir/target-aarch64_cortex-a72_musl/lttng-tools-2.6.0/.configured_68b329da9893e34099c7d8ad5cb9c940' failed
make[3]: *** [/builder/aarch64_cortex-a72/build/sdk/build_dir/target-aarch64_cortex-a72_musl/lttng-tools-2.6.0/.configured_68b329da9893e34099c7d8ad5cb9c940] Error 1
time: package/feeds/packages/lttng-tools/compile#17.92#1.74#30.89