>>> rocksdb 6.20.3 Extracting
gzip -d -c /home/buildroot/autobuild/run/instance-2/dl/rocksdb/rocksdb-6.20.3.tar.gz | tar --strip-components=1 -C /home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.20.3   -xf -
>>> rocksdb 6.20.3 Patching

Applying 0001-build_tools-build_detect_platform-fix-C-tests.patch using patch: 
patching file build_tools/build_detect_platform
Hunk #1 succeeded at 177 (offset 5 lines).
Hunk #2 succeeded at 288 (offset 43 lines).
Hunk #3 succeeded at 304 (offset 43 lines).
Hunk #4 succeeded at 319 (offset 43 lines).
Hunk #5 succeeded at 328 (offset 5 lines).
Hunk #6 succeeded at 337 (offset 52 lines).
Hunk #7 succeeded at 350 (offset 51 lines).
Hunk #8 succeeded at 363 (offset 51 lines).
Hunk #9 succeeded at 376 (offset 51 lines).
Hunk #10 succeeded at 390 (offset 51 lines).
Hunk #11 succeeded at 403 (offset 51 lines).
Hunk #12 succeeded at 417 (offset 51 lines).
Hunk #13 succeeded at 430 (offset 51 lines).
Hunk #14 succeeded at 451 (offset 51 lines).
Hunk #15 succeeded at 460 (offset 51 lines).
Hunk #16 succeeded at 475 (offset 51 lines).
Hunk #17 succeeded at 491 (offset 5 lines).
Hunk #18 succeeded at 506 (offset 67 lines).
Hunk #19 succeeded at 518 (offset 67 lines).
Hunk #20 succeeded at 535 (offset 67 lines).
Hunk #21 succeeded at 547 (offset 67 lines).
Hunk #22 succeeded at 561 (offset 67 lines).
Hunk #23 succeeded at 575 (offset 67 lines).
Hunk #24 succeeded at 589 (offset 67 lines).
Hunk #25 succeeded at 603 (offset 67 lines).
Hunk #26 succeeded at 706 (offset 103 lines).
Hunk #27 succeeded at 720 (offset 103 lines).
Hunk #28 succeeded at 737 (offset 103 lines).
Hunk #29 succeeded at 752 (offset 103 lines).
Hunk #30 succeeded at 766 (offset 27 lines).
Hunk #31 succeeded at 780 (offset 27 lines).
Hunk #32 succeeded at 797 (offset 131 lines).
Hunk #33 succeeded at 817 (offset 132 lines).
>>> rocksdb 6.20.3 Configuring
>>> rocksdb 6.20.3 Building
GIT_DIR=. PATH="/home/buildroot/autobuild/run/instance-2/output-1/host/bin:/home/buildroot/autobuild/run/instance-2/output-1/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin" AR="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-gcc-ar" AS="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-as" LD="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-ld" NM="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-gcc-nm" CC="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-gcc" GCC="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-gcc" CPP="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-cpp" CXX="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-g++" FC="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-gfortran" F77="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-gfortran" RANLIB="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-gcc-ranlib" READELF="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-readelf" STRIP="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-strip" OBJCOPY="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-objcopy" OBJDUMP="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-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/autobuild/run/instance-2/output-1/host/include" CFLAGS_FOR_BUILD="-O2 -I/home/buildroot/autobuild/run/instance-2/output-1/host/include" CXXFLAGS_FOR_BUILD="-O2 -I/home/buildroot/autobuild/run/instance-2/output-1/host/include" LDFLAGS_FOR_BUILD="-L/home/buildroot/autobuild/run/instance-2/output-1/host/lib -Wl,-rpath,/home/buildroot/autobuild/run/instance-2/output-1/host/lib" FCFLAGS_FOR_BUILD="" DEFAULT_ASSEMBLER="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-linux-as" DEFAULT_LINKER="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/x86_64-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  -O2 -g0 -D_FORTIFY_SOURCE=1" CXXFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -O2 -g0 -D_FORTIFY_SOURCE=1" LDFLAGS="" FCFLAGS=" -O2 -g0" FFLAGS=" -O2 -g0" PKG_CONFIG="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/pkg-config" STAGING_DIR="/home/buildroot/autobuild/run/instance-2/output-1/host/x86_64-buildroot-linux-gnu/sysroot" INTLTOOL_PERL=/usr/bin/perl /usr/bin/make -j4 PORTABLE=1 PREFIX=/usr ROCKSDB_DISABLE_BZ2=1 ROCKSDB_DISABLE_GFLAGS=1 ROCKSDB_DISABLE_JEMALLOC=1 ROCKSDB_DISABLE_LZ4=1 ROCKSDB_DISABLE_SNAPPY=1 ROCKSDB_DISABLE_ZLIB=0 ROCKSDB_DISABLE_ZSTD=0 USE_LTO=0 EXTRA_CXXFLAGS="" -C /home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.20.3 shared_lib
make[1]: Entering directory '/home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.20.3'
$DEBUG_LEVEL is 0
$DEBUG_LEVEL is 0
  CC       cache/cache.o
  CC       cache/clock_cache.o
  CC       cache/lru_cache.o
  CC       cache/sharded_cache.o
  CC       db/arena_wrapped_db_iter.o
  CC       db/blob/blob_file_addition.o
  CC       db/blob/blob_file_builder.o
  CC       db/blob/blob_file_cache.o
  CC       db/blob/blob_file_garbage.o
  CC       db/blob/blob_file_meta.o
  CC       db/blob/blob_file_reader.o
  CC       db/blob/blob_log_format.o
  CC       db/blob/blob_log_sequential_reader.o
  CC       db/blob/blob_log_writer.o
  CC       db/builder.o
  CC       db/c.o
  CC       db/column_family.o
  CC       db/compaction/compaction.o
  CC       db/compaction/compaction_iterator.o
  CC       db/compaction/compaction_job.o
  CC       db/compaction/compaction_picker.o
  CC       db/compaction/compaction_picker_fifo.o
  CC       db/compaction/compaction_picker_level.o
  CC       db/compaction/compaction_picker_universal.o
  CC       db/compaction/sst_partitioner.o
  CC       db/convenience.o
  CC       db/db_filesnapshot.o
  CC       db/db_impl/compacted_db_impl.o
  CC       db/db_impl/db_impl.o
  CC       db/db_impl/db_impl_compaction_flush.o
  CC       db/db_impl/db_impl_debug.o
  CC       db/db_impl/db_impl_experimental.o
db/db_impl/db_impl.cc: In member function 'virtual rocksdb::Status rocksdb::DBImpl::FlushWAL(bool)':
db/db_impl/db_impl.cc:1237:23: error: redundant move in return statement [-Werror=redundant-move]
 1237 |       return std::move(io_s);
      |              ~~~~~~~~~^~~~~~
db/db_impl/db_impl.cc:1237:23: note: remove 'std::move' call
db/db_impl/db_impl.cc:1241:23: error: redundant move in return statement [-Werror=redundant-move]
 1241 |       return std::move(io_s);
      |              ~~~~~~~~~^~~~~~
db/db_impl/db_impl.cc:1241:23: note: remove 'std::move' call
db/db_impl/db_impl.cc: In member function 'virtual rocksdb::Status rocksdb::DBImpl::LockWAL()':
db/db_impl/db_impl.cc:1338:19: error: redundant move in return statement [-Werror=redundant-move]
 1338 |   return std::move(status);
      |          ~~~~~~~~~^~~~~~~~
db/db_impl/db_impl.cc:1338:19: note: remove 'std::move' call
  CC       db/db_impl/db_impl_files.o
  CC       db/db_impl/db_impl_open.o
  CC       db/db_impl/db_impl_readonly.o
  CC       db/db_impl/db_impl_secondary.o
  CC       db/db_impl/db_impl_write.o
cc1plus: all warnings being treated as errors
Makefile:2265: recipe for target 'db/db_impl/db_impl.o' failed
make[1]: *** [db/db_impl/db_impl.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make[1]: Leaving directory '/home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.20.3'
package/pkg-generic.mk:280: recipe for target '/home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.20.3/.stamp_built' failed
make: *** [/home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.20.3/.stamp_built] Error 2
make: Leaving directory '/home/buildroot/autobuild/run/instance-2/buildroot'