Dec 18 00:29:24.452 INFO checking eun-ice/atomicring against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 00:29:24.452 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/eun-ice/atomicring:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 00:29:24.986 INFO [stdout] ffd93f8d414b234790bba69074d7c9ff24a9209da9930f7ae447a6eac99d349c
Dec 18 00:29:24.988 INFO running `"docker" "start" "-a" "ffd93f8d414b234790bba69074d7c9ff24a9209da9930f7ae447a6eac99d349c"`
Dec 18 00:29:27.662 INFO [stderr]     Checking mpmc v0.1.5
Dec 18 00:29:27.716 INFO [stderr]     Checking parking_lot_core v0.4.0
Dec 18 00:29:28.666 INFO [stderr]     Checking parking_lot v0.7.0
Dec 18 00:29:29.420 INFO [stderr]     Checking atomicring v1.0.4 (/opt/crater/workdir)
Dec 18 00:29:30.940 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.38s
Dec 18 00:29:31.898 INFO running `"docker" "inspect" "ffd93f8d414b234790bba69074d7c9ff24a9209da9930f7ae447a6eac99d349c"`
Dec 18 00:29:32.172 INFO running `"docker" "rm" "-f" "ffd93f8d414b234790bba69074d7c9ff24a9209da9930f7ae447a6eac99d349c"`
Dec 18 00:29:32.470 INFO [stdout] ffd93f8d414b234790bba69074d7c9ff24a9209da9930f7ae447a6eac99d349c