Dec 18 14:53:06.379 INFO checking iron-drain-0.1.2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 14:53:06.379 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/iron-drain/0.1.2:/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 14:53:06.764 INFO [stdout] 302c3717f5aa2d8969f3727d9e660bd3c2d9ec63006a817aa864f6f6b9b7c41d
Dec 18 14:53:06.766 INFO running `"docker" "start" "-a" "302c3717f5aa2d8969f3727d9e660bd3c2d9ec63006a817aa864f6f6b9b7c41d"`
Dec 18 14:53:08.044 INFO [stderr]     Checking iron v0.3.1
Dec 18 14:53:08.952 INFO [stderr]     Checking iron-drain v0.1.2 (/opt/crater/workdir)
Dec 18 14:53:09.879 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
Dec 18 14:53:10.568 INFO running `"docker" "inspect" "302c3717f5aa2d8969f3727d9e660bd3c2d9ec63006a817aa864f6f6b9b7c41d"`
Dec 18 14:53:10.797 INFO running `"docker" "rm" "-f" "302c3717f5aa2d8969f3727d9e660bd3c2d9ec63006a817aa864f6f6b9b7c41d"`
Dec 18 14:53:10.923 INFO [stdout] 302c3717f5aa2d8969f3727d9e660bd3c2d9ec63006a817aa864f6f6b9b7c41d