Dec 17 22:44:28.751 INFO checking jD91mZM2/numcoder against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 22:44:28.751 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/gh/jD91mZM2/numcoder:/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 17 22:44:29.188 INFO [stdout] 4602beb67c6f24df124f8cab6a0faaf18b506dc39c9e6e6e7b1f3771c9dcfd20
Dec 17 22:44:29.188 INFO running `"docker" "start" "-a" "4602beb67c6f24df124f8cab6a0faaf18b506dc39c9e6e6e7b1f3771c9dcfd20"`
Dec 17 22:44:31.304 INFO [stderr]     Checking num-bigint v0.1.37
Dec 17 22:44:32.364 INFO [stderr]     Checking num-rational v0.1.36
Dec 17 22:44:32.956 INFO [stderr]     Checking num v0.1.37
Dec 17 22:44:33.188 INFO [stderr]     Checking numcoder v0.1.0 (/opt/crater/workdir)
Dec 17 22:44:33.805 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
Dec 17 22:44:34.534 INFO running `"docker" "inspect" "4602beb67c6f24df124f8cab6a0faaf18b506dc39c9e6e6e7b1f3771c9dcfd20"`
Dec 17 22:44:34.798 INFO running `"docker" "rm" "-f" "4602beb67c6f24df124f8cab6a0faaf18b506dc39c9e6e6e7b1f3771c9dcfd20"`
Dec 17 22:44:35.208 INFO [stdout] 4602beb67c6f24df124f8cab6a0faaf18b506dc39c9e6e6e7b1f3771c9dcfd20