>>> rocksdb 6.10.1 Extracting
gzip -d -c /home/buildroot/autobuild/run/instance-2/dl/rocksdb/rocksdb-6.10.1.tar.gz | tar --strip-components=1 -C /home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.10.1   -xf -
>>> rocksdb 6.10.1 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 254 (offset 9 lines).
Hunk #2 succeeded at 270 (offset 9 lines).
Hunk #3 succeeded at 285 (offset 9 lines).
Hunk #4 succeeded at 294 (offset 9 lines).
Hunk #5 succeeded at 308 (offset 9 lines).
Hunk #6 succeeded at 321 (offset 9 lines).
Hunk #7 succeeded at 334 (offset 9 lines).
Hunk #8 succeeded at 348 (offset 9 lines).
Hunk #9 succeeded at 361 (offset 9 lines).
Hunk #10 succeeded at 375 (offset 9 lines).
Hunk #11 succeeded at 388 (offset 9 lines).
Hunk #12 succeeded at 409 (offset 9 lines).
Hunk #13 succeeded at 418 (offset 9 lines).
Hunk #14 succeeded at 449 with fuzz 1 (offset 25 lines).
Hunk #15 succeeded at 464 (offset 25 lines).
Hunk #16 succeeded at 476 (offset 25 lines).
Hunk #17 succeeded at 493 (offset 25 lines).
Hunk #18 succeeded at 505 (offset 25 lines).
Hunk #19 succeeded at 519 (offset 25 lines).
Hunk #20 succeeded at 533 (offset 25 lines).
Hunk #21 succeeded at 547 (offset 25 lines).
Hunk #22 succeeded at 561 (offset 25 lines).
Hunk #23 succeeded at 628 (offset 25 lines).
Hunk #24 succeeded at 642 (offset 25 lines).
Hunk #25 succeeded at 659 (offset 25 lines).
Hunk #26 succeeded at 674 (offset 25 lines).
Hunk #27 succeeded at 691 (offset 25 lines).
Hunk #28 succeeded at 711 (offset 26 lines).

Applying 0002-replace-POWER-crc32c-with-C-implementation.patch using patch: 
patching file CMakeLists.txt
Hunk #2 succeeded at 218 (offset 3 lines).
Hunk #3 succeeded at 496 (offset 12 lines).
Hunk #4 succeeded at 767 (offset 12 lines).
patching file Makefile
Hunk #2 succeeded at 420 (offset 9 lines).
Hunk #3 succeeded at 732 (offset 10 lines).
Hunk #4 succeeded at 742 (offset 10 lines).
Hunk #5 succeeded at 1989 (offset 21 lines).
Hunk #6 succeeded at 2079 (offset 21 lines).
Hunk #7 succeeded at 2088 (offset 21 lines).
Hunk #8 succeeded at 2160 (offset 21 lines).
Hunk #9 succeeded at 2197 (offset 21 lines).
Hunk #10 succeeded at 2208 (offset 21 lines).
patching file util/crc32c.cc
patching file util/crc32c_ppc.c
patching file util/crc32c_ppc_asm.S
patching file util/crc32c_ppc_clang_workaround.h
patching file util/crc32c_ppc_constants.h
patching file util/crc32c_test.cc
>>> rocksdb 6.10.1 Configuring
>>> rocksdb 6.10.1 Building
PATH="/home/buildroot/autobuild/run/instance-2/output-1/host/bin:/home/buildroot/autobuild/run/instance-2/output-1/host/sbin:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games" AR="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-ar" AS="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-as" LD="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-ld" NM="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-nm" CC="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-gcc" GCC="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-gcc" CPP="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-cpp" CXX="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-g++" FC="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-gfortran" F77="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-gfortran" RANLIB="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-ranlib" READELF="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-readelf" STRIP="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-strip" OBJCOPY="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-linux-objcopy" OBJDUMP="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-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/powerpc64-linux-as" DEFAULT_LINKER="/home/buildroot/autobuild/run/instance-2/output-1/host/bin/powerpc64-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  -Os  " CXXFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os  " LDFLAGS="" FCFLAGS=" -Os " FFLAGS=" -Os " 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/powerpc64-buildroot-linux-gnu/sysroot" INTLTOOL_PERL=/usr/bin/perl /usr/bin/make -j4 PORTABLE=1 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=1 EXTRA_CXXFLAGS="" -C /home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.10.1 shared_lib
$DEBUG_LEVEL is 0
make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.10.1'
  GEN      util/build_version.cc
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.10.1'
$DEBUG_LEVEL is 0
make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.10.1'
  GEN      util/build_version.cc
  CC       shared-objects/cache/cache.o
  CC       shared-objects/cache/clock_cache.o
  CC       shared-objects/cache/lru_cache.o
  CC       shared-objects/cache/sharded_cache.o
  CC       shared-objects/db/arena_wrapped_db_iter.o
  CC       shared-objects/db/blob/blob_file_addition.o
  CC       shared-objects/db/blob/blob_file_garbage.o
  CC       shared-objects/db/blob/blob_file_meta.o
  CC       shared-objects/db/builder.o
  CC       shared-objects/db/c.o
  CC       shared-objects/db/column_family.o
  CC       shared-objects/db/compacted_db_impl.o
  CC       shared-objects/db/compaction/compaction.o
  CC       shared-objects/db/compaction/compaction_iterator.o
  CC       shared-objects/db/compaction/compaction_job.o
  CC       shared-objects/db/compaction/compaction_picker.o
  CC       shared-objects/db/compaction/compaction_picker_fifo.o
  CC       shared-objects/db/compaction/compaction_picker_level.o
  CC       shared-objects/db/compaction/compaction_picker_universal.o
  CC       shared-objects/db/convenience.o
  CC       shared-objects/db/db_filesnapshot.o
  CC       shared-objects/db/db_impl/db_impl.o
  CC       shared-objects/db/db_impl/db_impl_compaction_flush.o
  CC       shared-objects/db/db_impl/db_impl_debug.o
  CC       shared-objects/db/db_impl/db_impl_experimental.o
  CC       shared-objects/db/db_impl/db_impl_files.o
  CC       shared-objects/db/db_impl/db_impl_open.o
  CC       shared-objects/db/db_impl/db_impl_readonly.o
  CC       shared-objects/db/db_impl/db_impl_secondary.o
  CC       shared-objects/db/db_impl/db_impl_write.o
  CC       shared-objects/db/db_info_dumper.o
  CC       shared-objects/db/db_iter.o
  CC       shared-objects/db/dbformat.o
  CC       shared-objects/db/error_handler.o
  CC       shared-objects/db/event_helpers.o
  CC       shared-objects/db/experimental.o
  CC       shared-objects/db/external_sst_file_ingestion_job.o
  CC       shared-objects/db/file_indexer.o
  CC       shared-objects/db/flush_job.o
  CC       shared-objects/db/flush_scheduler.o
  CC       shared-objects/db/forward_iterator.o
  CC       shared-objects/db/import_column_family_job.o
  CC       shared-objects/db/internal_stats.o
  CC       shared-objects/db/logs_with_prep_tracker.o
  CC       shared-objects/db/log_reader.o
  CC       shared-objects/db/log_writer.o
  CC       shared-objects/db/malloc_stats.o
  CC       shared-objects/db/memtable.o
  CC       shared-objects/db/memtable_list.o
  CC       shared-objects/db/merge_helper.o
  CC       shared-objects/db/merge_operator.o
  CC       shared-objects/db/range_del_aggregator.o
  CC       shared-objects/db/range_tombstone_fragmenter.o
  CC       shared-objects/db/repair.o
  CC       shared-objects/db/snapshot_impl.o
  CC       shared-objects/db/table_cache.o
  CC       shared-objects/db/table_properties_collector.o
  CC       shared-objects/db/transaction_log_impl.o
  CC       shared-objects/db/trim_history_scheduler.o
  CC       shared-objects/db/version_builder.o
  CC       shared-objects/db/version_edit.o
  CC       shared-objects/db/version_edit_handler.o
  CC       shared-objects/db/version_set.o
  CC       shared-objects/db/wal_manager.o
  CC       shared-objects/db/write_batch.o
  CC       shared-objects/db/write_batch_base.o
  CC       shared-objects/db/write_controller.o
  CC       shared-objects/db/write_thread.o
  CC       shared-objects/env/env.o
  CC       shared-objects/env/env_chroot.o
  CC       shared-objects/env/env_encryption.o
  CC       shared-objects/env/env_hdfs.o
  CC       shared-objects/env/env_posix.o
  CC       shared-objects/env/file_system.o
  CC       shared-objects/env/fs_posix.o
  CC       shared-objects/env/io_posix.o
  CC       shared-objects/env/mock_env.o
  CC       shared-objects/file/delete_scheduler.o
  CC       shared-objects/file/file_prefetch_buffer.o
  CC       shared-objects/file/file_util.o
  CC       shared-objects/file/filename.o
  CC       shared-objects/file/random_access_file_reader.o
  CC       shared-objects/file/read_write_util.o
  CC       shared-objects/file/readahead_raf.o
  CC       shared-objects/file/sequence_file_reader.o
  CC       shared-objects/file/sst_file_manager_impl.o
  CC       shared-objects/file/writable_file_writer.o
  CC       shared-objects/logging/auto_roll_logger.o
  CC       shared-objects/logging/event_logger.o
  CC       shared-objects/logging/log_buffer.o
  CC       shared-objects/memory/arena.o
  CC       shared-objects/memory/concurrent_arena.o
  CC       shared-objects/memory/jemalloc_nodump_allocator.o
  CC       shared-objects/memory/memkind_kmem_allocator.o
  CC       shared-objects/memtable/alloc_tracker.o
  CC       shared-objects/memtable/hash_linklist_rep.o
  CC       shared-objects/memtable/hash_skiplist_rep.o
  CC       shared-objects/memtable/skiplistrep.o
  CC       shared-objects/memtable/vectorrep.o
  CC       shared-objects/memtable/write_buffer_manager.o
  CC       shared-objects/monitoring/histogram.o
  CC       shared-objects/monitoring/histogram_windowing.o
  CC       shared-objects/monitoring/in_memory_stats_history.o
  CC       shared-objects/monitoring/instrumented_mutex.o
  CC       shared-objects/monitoring/iostats_context.o
  CC       shared-objects/monitoring/perf_context.o
  CC       shared-objects/monitoring/perf_level.o
  CC       shared-objects/monitoring/persistent_stats_history.o
  CC       shared-objects/monitoring/statistics.o
  CC       shared-objects/monitoring/thread_status_impl.o
  CC       shared-objects/monitoring/thread_status_updater.o
  CC       shared-objects/monitoring/thread_status_updater_debug.o
  CC       shared-objects/monitoring/thread_status_util.o
  CC       shared-objects/monitoring/thread_status_util_debug.o
  CC       shared-objects/options/cf_options.o
  CC       shared-objects/options/db_options.o
  CC       shared-objects/options/options.o
  CC       shared-objects/options/options_helper.o
  CC       shared-objects/options/options_parser.o
  CC       shared-objects/port/port_posix.o
  CC       shared-objects/port/stack_trace.o
  CC       shared-objects/table/adaptive/adaptive_table_factory.o
  CC       shared-objects/table/block_based/binary_search_index_reader.o
  CC       shared-objects/table/block_based/block.o
  CC       shared-objects/table/block_based/block_based_filter_block.o
  CC       shared-objects/table/block_based/block_based_table_builder.o
  CC       shared-objects/table/block_based/block_based_table_factory.o
  CC       shared-objects/table/block_based/block_based_table_iterator.o
  CC       shared-objects/table/block_based/block_based_table_reader.o
  CC       shared-objects/table/block_based/block_builder.o
  CC       shared-objects/table/block_based/block_prefetcher.o
  CC       shared-objects/table/block_based/block_prefix_index.o
  CC       shared-objects/table/block_based/data_block_hash_index.o
  CC       shared-objects/table/block_based/data_block_footer.o
  CC       shared-objects/table/block_based/filter_block_reader_common.o
  CC       shared-objects/table/block_based/filter_policy.o
  CC       shared-objects/table/block_based/flush_block_policy.o
  CC       shared-objects/table/block_based/full_filter_block.o
  CC       shared-objects/table/block_based/hash_index_reader.o
  CC       shared-objects/table/block_based/index_builder.o
  CC       shared-objects/table/block_based/index_reader_common.o
  CC       shared-objects/table/block_based/parsed_full_filter_block.o
  CC       shared-objects/table/block_based/partitioned_filter_block.o
  CC       shared-objects/table/block_based/partitioned_index_iterator.o
  CC       shared-objects/table/block_based/partitioned_index_reader.o
  CC       shared-objects/table/block_based/reader_common.o
  CC       shared-objects/table/block_based/uncompression_dict_reader.o
  CC       shared-objects/table/block_fetcher.o
  CC       shared-objects/table/cuckoo/cuckoo_table_builder.o
  CC       shared-objects/table/cuckoo/cuckoo_table_factory.o
  CC       shared-objects/table/cuckoo/cuckoo_table_reader.o
  CC       shared-objects/table/format.o
  CC       shared-objects/table/get_context.o
  CC       shared-objects/table/iterator.o
  CC       shared-objects/table/merging_iterator.o
  CC       shared-objects/table/meta_blocks.o
  CC       shared-objects/table/persistent_cache_helper.o
  CC       shared-objects/table/plain/plain_table_bloom.o
  CC       shared-objects/table/plain/plain_table_builder.o
  CC       shared-objects/table/plain/plain_table_factory.o
  CC       shared-objects/table/plain/plain_table_index.o
  CC       shared-objects/table/plain/plain_table_key_coding.o
  CC       shared-objects/table/plain/plain_table_reader.o
  CC       shared-objects/table/sst_file_reader.o
  CC       shared-objects/table/sst_file_writer.o
  CC       shared-objects/table/table_properties.o
  CC       shared-objects/table/two_level_iterator.o
  CC       shared-objects/test_util/sync_point.o
  CC       shared-objects/test_util/sync_point_impl.o
  CC       shared-objects/test_util/transaction_test_util.o
  CC       shared-objects/tools/dump/db_dump_tool.o
  CC       shared-objects/trace_replay/trace_replay.o
  CC       shared-objects/trace_replay/block_cache_tracer.o
  CC       shared-objects/util/build_version.o
  CC       shared-objects/util/coding.o
  CC       shared-objects/util/compaction_job_stats_impl.o
  CC       shared-objects/util/comparator.o
  CC       shared-objects/util/compression_context_cache.o
  CC       shared-objects/util/concurrent_task_limiter_impl.o
  CC       shared-objects/util/crc32c.o
  CC       shared-objects/util/dynamic_bloom.o
  CC       shared-objects/util/hash.o
util/crc32c.cc:415:13: error: 'bool rocksdb::crc32c::isPCLMULQDQ()' defined but not used [-Werror=unused-function]
 static bool isPCLMULQDQ() {
             ^~~~~~~~~~~
util/crc32c.cc:399:13: error: 'bool rocksdb::crc32c::isSSE42()' defined but not used [-Werror=unused-function]
 static bool isSSE42() {
             ^~~~~~~
cc1plus: all warnings being treated as errors
make[1]: *** [shared-objects/util/crc32c.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.10.1'
make: *** [/home/buildroot/autobuild/run/instance-2/output-1/build/rocksdb-6.10.1/.stamp_built] Error 2
make: Leaving directory `/home/buildroot/autobuild/run/instance-2/buildroot'