Dec 17 23:55:11.530 INFO checking gavynriebau/xor-keysize-guess against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 23:55:11.530 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/gavynriebau/xor-keysize-guess:/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 23:55:11.993 INFO [stdout] 5d8dbc19999efd79c0d03673f35e3e388f1e3ac6af961fef00b77bfb13986fb9
Dec 17 23:55:11.996 INFO running `"docker" "start" "-a" "5d8dbc19999efd79c0d03673f35e3e388f1e3ac6af961fef00b77bfb13986fb9"`
Dec 17 23:55:14.616 INFO [stderr]     Checking xor-utils v0.3.0
Dec 17 23:55:14.628 INFO [stderr]     Checking env_logger v0.4.3
Dec 17 23:55:15.208 INFO [stderr]     Checking xor-keysize-guess v1.0.1 (/opt/crater/workdir)
Dec 17 23:55:16.045 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
Dec 17 23:55:17.188 INFO running `"docker" "inspect" "5d8dbc19999efd79c0d03673f35e3e388f1e3ac6af961fef00b77bfb13986fb9"`
Dec 17 23:55:17.510 INFO running `"docker" "rm" "-f" "5d8dbc19999efd79c0d03673f35e3e388f1e3ac6af961fef00b77bfb13986fb9"`
Dec 17 23:55:17.820 INFO [stdout] 5d8dbc19999efd79c0d03673f35e3e388f1e3ac6af961fef00b77bfb13986fb9