Dec 17 19:45:37.597 INFO checking mexus/hex2bin against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 19:45:37.597 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/mexus/hex2bin:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:45:38.063 INFO [stdout] 60127d9ee4e269f242ae82d5be0568237d2e01134b2762af100714b9fb320b4d
Dec 17 19:45:38.070 INFO running `"docker" "start" "-a" "60127d9ee4e269f242ae82d5be0568237d2e01134b2762af100714b9fb320b4d"`
Dec 17 19:45:39.180 INFO [stderr]    Compiling structopt-derive v0.2.13
Dec 17 19:45:39.180 INFO [stderr]     Checking crossbeam-channel v0.3.2
Dec 17 19:45:42.309 INFO [stderr]     Checking structopt v0.2.13
Dec 17 19:45:42.592 INFO [stderr]     Checking hex2bin v0.1.0 (/opt/crater/workdir)
Dec 17 19:45:43.380 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
Dec 17 19:45:43.658 INFO running `"docker" "inspect" "60127d9ee4e269f242ae82d5be0568237d2e01134b2762af100714b9fb320b4d"`
Dec 17 19:45:43.848 INFO running `"docker" "rm" "-f" "60127d9ee4e269f242ae82d5be0568237d2e01134b2762af100714b9fb320b4d"`
Dec 17 19:45:44.096 INFO [stdout] 60127d9ee4e269f242ae82d5be0568237d2e01134b2762af100714b9fb320b4d