[INFO] fetching crate suffix_array 0.4.0...
[INFO] extracting crate suffix_array 0.4.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/suffix_array/0.4.0
[INFO] extracting crate suffix_array 0.4.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/suffix_array/0.4.0
[INFO] validating manifest of suffix_array-0.4.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of suffix_array-0.4.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing suffix_array-0.4.0
[INFO] finished frobbing suffix_array-0.4.0
[INFO] frobbed toml for suffix_array-0.4.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/suffix_array/0.4.0/Cargo.toml
[INFO] started frobbing suffix_array-0.4.0
[INFO] finished frobbing suffix_array-0.4.0
[INFO] frobbed toml for suffix_array-0.4.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/suffix_array/0.4.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing suffix_array-0.4.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/suffix_array/0.4.0:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 8ad4e3e948e9cc46f37b523f05a12c98606a7f8c423238b805fb4312c45eca16
[INFO] running `"docker" "start" "-a" "8ad4e3e948e9cc46f37b523f05a12c98606a7f8c423238b805fb4312c45eca16"`
[INFO] [stderr]    Compiling bitpacking v0.6.0
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr] error: Could not compile `bitpacking`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bitpacking /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/bitpacking-0.6.0/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=3225909fcf8e4398 -C extra-filename=-3225909fcf8e4398 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern crunchy=/opt/crater/target/debug/deps/libcrunchy-f1b4dbdd7a82b621.rlib --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "8ad4e3e948e9cc46f37b523f05a12c98606a7f8c423238b805fb4312c45eca16"`
[INFO] running `"docker" "rm" "-f" "8ad4e3e948e9cc46f37b523f05a12c98606a7f8c423238b805fb4312c45eca16"`
[INFO] [stdout] 8ad4e3e948e9cc46f37b523f05a12c98606a7f8c423238b805fb4312c45eca16