[INFO] crate bitpacking 0.5.1 is already in cache
[INFO] extracting crate bitpacking 0.5.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/bitpacking/0.5.1
[INFO] extracting crate bitpacking 0.5.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/bitpacking/0.5.1
[INFO] validating manifest of bitpacking-0.5.1 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bitpacking-0.5.1 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bitpacking-0.5.1
[INFO] finished frobbing bitpacking-0.5.1
[INFO] frobbed toml for bitpacking-0.5.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/bitpacking/0.5.1/Cargo.toml
[INFO] started frobbing bitpacking-0.5.1
[INFO] finished frobbing bitpacking-0.5.1
[INFO] frobbed toml for bitpacking-0.5.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/bitpacking/0.5.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing bitpacking-0.5.1 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/bitpacking/0.5.1:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 1d713e2df1d82cc9c99b16212002c3b38a8144c8f61f382773b0ba80cb570d19
[INFO] running `"docker" "start" "-a" "1d713e2df1d82cc9c99b16212002c3b38a8144c8f61f382773b0ba80cb570d19"`
[INFO] [stderr]    Compiling bitpacking v0.5.1 (/opt/crater/workdir)
[INFO] [stderr] error: Could not compile `bitpacking`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bitpacking src/lib.rs --color never --crate-type lib --emit=dep-info,link -C debuginfo=2 -C metadata=2748d4d05d36b70d -C extra-filename=-2748d4d05d36b70d --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern crunchy=/opt/crater/target/debug/deps/libcrunchy-56d528a01ca94ec6.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "1d713e2df1d82cc9c99b16212002c3b38a8144c8f61f382773b0ba80cb570d19"`
[INFO] running `"docker" "rm" "-f" "1d713e2df1d82cc9c99b16212002c3b38a8144c8f61f382773b0ba80cb570d19"`
[INFO] [stdout] 1d713e2df1d82cc9c99b16212002c3b38a8144c8f61f382773b0ba80cb570d19