[INFO] crate ekvsb 0.0.8 is already in cache
[INFO] extracting crate ekvsb 0.0.8 into work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/ekvsb/0.0.8
[INFO] extracting crate ekvsb 0.0.8 into work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/ekvsb/0.0.8
[INFO] validating manifest of ekvsb-0.0.8 on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ekvsb-0.0.8 on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ekvsb-0.0.8
[INFO] finished frobbing ekvsb-0.0.8
[INFO] frobbed toml for ekvsb-0.0.8 written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/ekvsb/0.0.8/Cargo.toml
[INFO] started frobbing ekvsb-0.0.8
[INFO] finished frobbing ekvsb-0.0.8
[INFO] frobbed toml for ekvsb-0.0.8 written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/ekvsb/0.0.8/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ekvsb-0.0.8 against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-3/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/ekvsb/0.0.8:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 87f414441f56e24a642fdef8f7b9af3fcd04d49082765ed3907c64e3947b7c35
[INFO] running `"docker" "start" "-a" "87f414441f56e24a642fdef8f7b9af3fcd04d49082765ed3907c64e3947b7c35"`
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]     Checking bincode v1.1.2
[INFO] [stderr]     Checking byte-unit v1.1.0
[INFO] [stderr]     Checking procinfo v0.4.2
[INFO] [stderr]     Checking trackable v0.2.21
[INFO] [stderr]     Checking pagecache v0.6.0
[INFO] [stderr]    Compiling bindgen v0.47.3
[INFO] [stderr]     Checking sled v0.15.21
[INFO] [stderr]     Checking prometrics v0.1.11
[INFO] [stderr]     Checking cannyls v0.9.2
[INFO] [stderr]    Compiling librocksdb-sys v5.17.2
[INFO] [stderr] error: failed to run custom build command for `librocksdb-sys v5.17.2`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/librocksdb-sys-595e7b6a25cfccec/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=build.rs
[INFO] [stderr] cargo:rerun-if-changed=rocksdb/
[INFO] [stderr] cargo:rerun-if-changed=snappy/
[INFO] [stderr] cargo:rerun-if-changed=lz4/
[INFO] [stderr] cargo:rerun-if-changed=zstd/
[INFO] [stderr] cargo:rerun-if-changed=zlib/
[INFO] [stderr] cargo:rerun-if-changed=bzip2/
[INFO] [stderr] NUM_JOBS = Some("16")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXX = None
[INFO] [stderr] CXX = None
[INFO] [stderr] CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXXFLAGS = None
[INFO] [stderr] CXXFLAGS = None
[INFO] [stderr] CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] CARGO_CFG_TARGET_FEATURE = Some("fxsr,mmx,sse,sse2")
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/db/write_controller.o" "-c" "rocksdb/db/write_controller.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/db/experimental.o" "-c" "rocksdb/db/experimental.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/table/get_context.o" "-c" "rocksdb/table/get_context.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/util/dynamic_bloom.o" "-c" "rocksdb/util/dynamic_bloom.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/monitoring/thread_status_util_debug.o" "-c" "rocksdb/monitoring/thread_status_util_debug.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/db/merge_helper.o" "-c" "rocksdb/db/merge_helper.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/memtable/skiplistrep.o" "-c" "rocksdb/memtable/skiplistrep.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/db/internal_stats.o" "-c" "rocksdb/db/internal_stats.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/cache/clock_cache.o" "-c" "rocksdb/cache/clock_cache.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/utilities/blob_db/blob_log_format.o" "-c" "rocksdb/utilities/blob_db/blob_log_format.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/util/status.o" "-c" "rocksdb/util/status.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/db/logs_with_prep_tracker.o" "-c" "rocksdb/db/logs_with_prep_tracker.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/db/log_writer.o" "-c" "rocksdb/db/log_writer.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/env/env_posix.o" "-c" "rocksdb/env/env_posix.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/memtable/alloc_tracker.o" "-c" "rocksdb/memtable/alloc_tracker.cc"
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/utilities/persistent_cache/block_cache_tier.o" "-c" "rocksdb/utilities/persistent_cache/block_cache_tier.cc"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/util/string_util.o" "-c" "rocksdb/util/string_util.cc"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/db/log_reader.o" "-c" "rocksdb/db/log_reader.cc"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/cache/lru_cache.o" "-c" "rocksdb/cache/lru_cache.cc"
[INFO] [stderr] exit code: 0
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/util/event_logger.o" "-c" "rocksdb/util/event_logger.cc"
[INFO] [stderr] cargo:warning=c++: internal compiler error: Killed (program cc1plus)
[INFO] [stderr] cargo:warning=Please submit a full bug report,
[INFO] [stderr] cargo:warning=with preprocessed source if appropriate.
[INFO] [stderr] cargo:warning=See <file:///usr/share/doc/gcc-6/README.Bugs> for instructions.
[INFO] [stderr] exit code: 4
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] cargo:warning=c++: internal compiler error: Killed (program cc1plus)
[INFO] [stderr] cargo:warning=Please submit a full bug report,
[INFO] [stderr] cargo:warning=with preprocessed source if appropriate.
[INFO] [stderr] cargo:warning=See <file:///usr/share/doc/gcc-6/README.Bugs> for instructions.
[INFO] [stderr] exit code: 4
[INFO] [stderr] cargo:warning=c++: internal compiler error: Killed (program cc1plus)
[INFO] [stderr] cargo:warning=Please submit a full bug report,
[INFO] [stderr] cargo:warning=with preprocessed source if appropriate.
[INFO] [stderr] cargo:warning=See <file:///usr/share/doc/gcc-6/README.Bugs> for instructions.
[INFO] [stderr] exit code: 4
[INFO] [stderr] exit code: 0
[INFO] [stderr] cargo:warning=rocksdb/memtable/alloc_tracker.cc:59:1: fatal error: error writing to /tmp/cc49ZKJU.s: Success
[INFO] [stderr] cargo:warning= }  // namespace rocksdb
[INFO] [stderr] cargo:warning= ^
[INFO] [stderr] cargo:warning=compilation terminated.
[INFO] [stderr] exit code: 1
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] rocksdb/include/rocksdb/c.h:45:9: warning: #pragma once in main file [-Wpragma-once-outside-header], err: false
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt'
[INFO] [stderr] To install, run `rustup component add rustfmt --toolchain bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt`
[INFO] [stderr] Failed to run rustfmt: Internal rustfmt error (non-fatal, continuing)
[INFO] [stderr] thread 'main' panicked at '
[INFO] [stderr] 
[INFO] [stderr] Internal error occurred: Command "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "rocksdb/include/" "-I" "rocksdb/" "-I" "rocksdb/third-party/gtest-1.7.0/fused-src/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-323a42c1d2c30b9e/out/rocksdb/env/env_posix.o" "-c" "rocksdb/env/env_posix.cc" with args "c++" did not execute successfully (status code exit code: 4).
[INFO] [stderr] 
[INFO] [stderr] ', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.31/src/lib.rs:2367:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x557cd204b743 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h29ac0f0205e0e31b
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x557cd20472db - std::sys_common::backtrace::_print::h35b406f26d785813
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x557cd204a3c6 - std::panicking::default_hook::{{closure}}::h0c47ea1807e22066
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x557cd204a159 - std::panicking::default_hook::h6087a5b2b89ddaae
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x557cd204abb8 - std::panicking::rust_panic_with_hook::h98970da50a991790
[INFO] [stderr]                                at src/libstd/panicking.rs:478
[INFO] [stderr]    5:     0x557cd204a651 - std::panicking::continue_panic_fmt::h9779a7daac0a97bb
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x557cd204a59e - std::panicking::begin_panic_fmt::h0495d50946624c85
[INFO] [stderr]                                at src/libstd/panicking.rs:336
[INFO] [stderr]    7:     0x557cd1931895 - cc::fail::hee4383e43a4572d8
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.31/src/lib.rs:2367
[INFO] [stderr]    8:     0x557cd191c33e - cc::Build::compile::h7e1abb0beab46dbe
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.31/src/lib.rs:951
[INFO] [stderr]    9:     0x557cd19098fd - build_script_build::build_rocksdb::h246bc03ddfb60016
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/librocksdb-sys-5.17.2/build.rs:151
[INFO] [stderr]   10:     0x557cd190b104 - build_script_build::main::h5e809b4c837d77ba
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/librocksdb-sys-5.17.2/build.rs:293
[INFO] [stderr]   11:     0x557cd19132bf - std::rt::lang_start::{{closure}}::h34117394011256d7
[INFO] [stderr]                                at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x557cd204a4d2 - std::panicking::try::do_call::h48d7704a81aef872
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   13:     0x557cd2053689 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:87
[INFO] [stderr]   14:     0x557cd204b09c - std::rt::lang_start_internal::h995c0509fece1cb0
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   15:     0x557cd1913298 - std::rt::lang_start::h11f8819a36f5f99f
[INFO] [stderr]                                at /rustc/bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x557cd190b189 - main
[INFO] [stderr]   17:     0x7f4b0d31c2e0 - __libc_start_main
[INFO] [stderr]   18:     0x557cd1908f49 - _start
[INFO] [stderr]   19:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "87f414441f56e24a642fdef8f7b9af3fcd04d49082765ed3907c64e3947b7c35"`
[INFO] running `"docker" "rm" "-f" "87f414441f56e24a642fdef8f7b9af3fcd04d49082765ed3907c64e3947b7c35"`
[INFO] [stdout] 87f414441f56e24a642fdef8f7b9af3fcd04d49082765ed3907c64e3947b7c35