[INFO] crate solana 0.16.6 is already in cache
[INFO] extracting crate solana 0.16.6 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/solana/0.16.6
[INFO] extracting crate solana 0.16.6 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/solana/0.16.6
[INFO] validating manifest of solana-0.16.6 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of solana-0.16.6 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing solana-0.16.6
[INFO] finished frobbing solana-0.16.6
[INFO] frobbed toml for solana-0.16.6 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/solana/0.16.6/Cargo.toml
[INFO] started frobbing solana-0.16.6
[INFO] finished frobbing solana-0.16.6
[INFO] frobbed toml for solana-0.16.6 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/solana/0.16.6/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking solana-0.16.6 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-7/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/solana/0.16.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1bf35374ff9cb1865d676e3c8c25da10569bac44740edfe0985b835002ac7fd4
[INFO] running `"docker" "start" "-a" "1bf35374ff9cb1865d676e3c8c25da10569bac44740edfe0985b835002ac7fd4"`
[INFO] [stderr]    Compiling solana v0.16.6 (/opt/crater/workdir)
[INFO] [stderr]    Compiling proc-macro-hack v0.5.8
[INFO] [stderr]    Compiling librocksdb-sys v5.18.3
[INFO] [stderr]    Compiling hex-literal-impl v0.2.0
[INFO] [stderr]     Checking hex-literal v0.2.0
[INFO] [stderr] error: failed to run custom build command for `librocksdb-sys v5.18.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/librocksdb-sys-44069307a4f2a799/build-script-build` (exit code: 1)
[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("8")
[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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/out/rocksdb/db/write_batch_base.o" "-c" "rocksdb/db/write_batch_base.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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/out/rocksdb/db/convenience.o" "-c" "rocksdb/db/convenience.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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/out/rocksdb/db/event_helpers.o" "-c" "rocksdb/db/event_helpers.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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/out/rocksdb/db/file_indexer.o" "-c" "rocksdb/db/file_indexer.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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/out/rocksdb/db/write_controller.o" "-c" "rocksdb/db/write_controller.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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/out/rocksdb/db/write_thread.o" "-c" "rocksdb/db/write_thread.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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/out/rocksdb/cache/sharded_cache.o" "-c" "rocksdb/cache/sharded_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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/out/rocksdb/db/flush_job.o" "-c" "rocksdb/db/flush_job.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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/out/rocksdb/db/builder.o" "-c" "rocksdb/db/builder.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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/out/rocksdb/table/index_builder.o" "-c" "rocksdb/table/index_builder.cc"
[INFO] [stderr] cargo:warning=In file included from rocksdb/util/random.h:11:0,
[INFO] [stderr] cargo:warning=                 from rocksdb/util/core_local.h:15,
[INFO] [stderr] cargo:warning=                 from rocksdb/monitoring/statistics.h:16,
[INFO] [stderr] cargo:warning=                 from rocksdb/util/stop_watch.h:7,
[INFO] [stderr] cargo:warning=                 from rocksdb/monitoring/perf_step_timer.h:9,
[INFO] [stderr] cargo:warning=                 from rocksdb/monitoring/perf_context_imp.h:7,
[INFO] [stderr] cargo:warning=                 from rocksdb/db/dbformat.h:14,
[INFO] [stderr] cargo:warning=                 from rocksdb/table/block_based_table_factory.h:16,
[INFO] [stderr] cargo:warning=                 from rocksdb/table/index_builder.h:20,
[INFO] [stderr] cargo:warning=                 from rocksdb/table/index_builder.cc:10:
[INFO] [stderr] cargo:warning=/usr/include/c++/6/random:39:19: error: /usr/include/c++/6/cstdlib: Cannot allocate memory
[INFO] [stderr] cargo:warning= #include <cstdlib>
[INFO] [stderr] cargo:warning=                   ^
[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] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 1
[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 'b5c7f157c20453dde8d47371abe73b32351b4e7f-alt'
[INFO] [stderr] To install, run `rustup component add rustfmt --toolchain b5c7f157c20453dde8d47371abe73b32351b4e7f-alt`
[INFO] [stderr] Failed to run rustfmt: Internal rustfmt error (non-fatal, continuing)
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 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" "snappy/" "-I" "lz4/lib/" "-I" "zstd/lib/" "-I" "zstd/lib/dictBuilder/" "-I" "zlib/" "-I" "bzip2/" "-I" "." "-Wall" "-Wextra" "-std=c++11" "-Wno-unused-parameter" "-DSNAPPY=1" "-DLZ4=1" "-DZSTD=1" "-DZLIB=1" "-DBZIP2=1" "-DNDEBUG=1" "-DOS_LINUX=1" "-DROCKSDB_PLATFORM_POSIX=1" "-DROCKSDB_LIB_IO_POSIX=1" "-o" "/opt/crater/target/debug/build/librocksdb-sys-49db5a0f74564400/out/rocksdb/db/internal_stats.o" "-c" "rocksdb/db/internal_stats.cc" with args "c++" did not execute successfully (status code exit code: 4).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "1bf35374ff9cb1865d676e3c8c25da10569bac44740edfe0985b835002ac7fd4"`
[INFO] running `"docker" "rm" "-f" "1bf35374ff9cb1865d676e3c8c25da10569bac44740edfe0985b835002ac7fd4"`
[INFO] [stdout] 1bf35374ff9cb1865d676e3c8c25da10569bac44740edfe0985b835002ac7fd4