Dec 18 13:58:29.533 INFO checking mio-serial-3.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 13:58:29.534 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/reg/mio-serial/3.1.0:/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 13:58:29.722 INFO [stdout] 95d32e13f8c2602b39259687af2fbb99054660562e04e1a58c1683091f98c78e
Dec 18 13:58:29.728 INFO running `"docker" "start" "-a" "95d32e13f8c2602b39259687af2fbb99054660562e04e1a58c1683091f98c78e"`
Dec 18 13:58:30.600 INFO [stderr]     Checking libudev v0.2.0
Dec 18 13:58:31.126 INFO [stderr]     Checking serialport v3.1.0
Dec 18 13:58:31.992 INFO [stderr]     Checking mio-serial v3.1.0 (/opt/crater/workdir)
Dec 18 13:58:33.119 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
Dec 18 13:58:33.353 INFO running `"docker" "inspect" "95d32e13f8c2602b39259687af2fbb99054660562e04e1a58c1683091f98c78e"`
Dec 18 13:58:33.476 INFO running `"docker" "rm" "-f" "95d32e13f8c2602b39259687af2fbb99054660562e04e1a58c1683091f98c78e"`
Dec 18 13:58:33.567 INFO [stdout] 95d32e13f8c2602b39259687af2fbb99054660562e04e1a58c1683091f98c78e