Dec 18 15:11:04.483 INFO checking hmac-sha1-0.1.3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 15:11:04.483 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/hmac-sha1/0.1.3:/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 15:11:04.615 INFO [stdout] c171c664ad53d106359f2a3ebfce8c88063918e0b163012b83319fd400ec80d4
Dec 18 15:11:04.617 INFO running `"docker" "start" "-a" "c171c664ad53d106359f2a3ebfce8c88063918e0b163012b83319fd400ec80d4"`
Dec 18 15:11:05.301 INFO [stderr]     Checking hmac-sha1 v0.1.3 (/opt/crater/workdir)
Dec 18 15:11:05.526 INFO [stderr] warning: variable does not need to be mutable
Dec 18 15:11:05.526 INFO [stderr]   --> src/lib.rs:15:9
Dec 18 15:11:05.526 INFO [stderr]    |
Dec 18 15:11:05.526 INFO [stderr] 15 |     let mut auth_key: &mut [u8; SHA1_KEY_BYTES] = &mut [key_pad_byte; SHA1_KEY_BYTES];
Dec 18 15:11:05.526 INFO [stderr]    |         ----^^^^^^^^
Dec 18 15:11:05.526 INFO [stderr]    |         |
Dec 18 15:11:05.526 INFO [stderr]    |         help: remove this `mut`
Dec 18 15:11:05.526 INFO [stderr]    |
Dec 18 15:11:05.526 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 15:11:05.526 INFO [stderr] 
Dec 18 15:11:05.613 INFO [stderr] warning: variable does not need to be mutable
Dec 18 15:11:05.613 INFO [stderr]   --> src/lib.rs:15:9
Dec 18 15:11:05.613 INFO [stderr]    |
Dec 18 15:11:05.613 INFO [stderr] 15 |     let mut auth_key: &mut [u8; SHA1_KEY_BYTES] = &mut [key_pad_byte; SHA1_KEY_BYTES];
Dec 18 15:11:05.613 INFO [stderr]    |         ----^^^^^^^^
Dec 18 15:11:05.613 INFO [stderr]    |         |
Dec 18 15:11:05.613 INFO [stderr]    |         help: remove this `mut`
Dec 18 15:11:05.613 INFO [stderr]    |
Dec 18 15:11:05.613 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 15:11:05.613 INFO [stderr] 
Dec 18 15:11:05.644 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
Dec 18 15:11:05.998 INFO running `"docker" "inspect" "c171c664ad53d106359f2a3ebfce8c88063918e0b163012b83319fd400ec80d4"`
Dec 18 15:11:06.106 INFO running `"docker" "rm" "-f" "c171c664ad53d106359f2a3ebfce8c88063918e0b163012b83319fd400ec80d4"`
Dec 18 15:11:06.231 INFO [stdout] c171c664ad53d106359f2a3ebfce8c88063918e0b163012b83319fd400ec80d4