Dec 18 09:17:11.540 INFO checking wheel_timer-0.3.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 09:17:11.541 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/wheel_timer/0.3.1:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 09:17:12.000 INFO [stdout] a2638d51622fc8719aaaa03d750cdd03989824a4ef26a59ac611560a7bf954e4
Dec 18 09:17:12.002 INFO running `"docker" "start" "-a" "a2638d51622fc8719aaaa03d750cdd03989824a4ef26a59ac611560a7bf954e4"`
Dec 18 09:17:13.652 INFO [stderr] warning: path `/opt/crater/workdir/src/wheel_timer.rs` was erroneously implicitly accepted for library `wheel_timer`,
Dec 18 09:17:13.652 INFO [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
Dec 18 09:17:13.660 INFO [stderr]     Checking wheel_timer v0.3.1 (/opt/crater/workdir)
Dec 18 09:17:14.552 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
Dec 18 09:17:15.084 INFO running `"docker" "inspect" "a2638d51622fc8719aaaa03d750cdd03989824a4ef26a59ac611560a7bf954e4"`
Dec 18 09:17:15.400 INFO running `"docker" "rm" "-f" "a2638d51622fc8719aaaa03d750cdd03989824a4ef26a59ac611560a7bf954e4"`
Dec 18 09:17:15.716 INFO [stdout] a2638d51622fc8719aaaa03d750cdd03989824a4ef26a59ac611560a7bf954e4