Sep 06 05:33:12.725 INFO checking hmac-sha1-0.1.3 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 05:33:12.725 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 05:33:12.726 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-6/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 05:33:12.928 INFO blam! 897324afdb489f037caa204d529f0ba1c9f8e3034bb2cc25a2a4a6cd2dca305a
Sep 06 05:33:12.930 INFO running `"docker" "start" "-a" "897324afdb489f037caa204d529f0ba1c9f8e3034bb2cc25a2a4a6cd2dca305a"`
Sep 06 05:33:13.918 INFO kablam! usermod: no changes
Sep 06 05:33:13.959 INFO kablam!     Checking hmac-sha1 v0.1.3 (file:///source)
Sep 06 05:33:14.230 INFO kablam! warning: variable does not need to be mutable
Sep 06 05:33:14.230 INFO kablam!   --> src/lib.rs:15:9
Sep 06 05:33:14.230 INFO kablam!    |
Sep 06 05:33:14.230 INFO kablam! 15 |     let mut auth_key: &mut [u8; SHA1_KEY_BYTES] = &mut [key_pad_byte; SHA1_KEY_BYTES];
Sep 06 05:33:14.230 INFO kablam!    |         ----^^^^^^^^
Sep 06 05:33:14.230 INFO kablam!    |         |
Sep 06 05:33:14.230 INFO kablam!    |         help: remove this `mut`
Sep 06 05:33:14.230 INFO kablam!    |
Sep 06 05:33:14.230 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 05:33:14.230 INFO kablam! 
Sep 06 05:33:14.365 INFO kablam! warning: variable does not need to be mutable
Sep 06 05:33:14.365 INFO kablam!   --> src/lib.rs:15:9
Sep 06 05:33:14.365 INFO kablam!    |
Sep 06 05:33:14.365 INFO kablam! 15 |     let mut auth_key: &mut [u8; SHA1_KEY_BYTES] = &mut [key_pad_byte; SHA1_KEY_BYTES];
Sep 06 05:33:14.365 INFO kablam!    |         ----^^^^^^^^
Sep 06 05:33:14.365 INFO kablam!    |         |
Sep 06 05:33:14.365 INFO kablam!    |         help: remove this `mut`
Sep 06 05:33:14.365 INFO kablam!    |
Sep 06 05:33:14.370 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 05:33:14.370 INFO kablam! 
Sep 06 05:33:14.410 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Sep 06 05:33:14.418 INFO kablam! su: No module specific data is present
Sep 06 05:33:15.019 INFO running `"docker" "rm" "-f" "897324afdb489f037caa204d529f0ba1c9f8e3034bb2cc25a2a4a6cd2dca305a"`
Sep 06 05:33:15.112 INFO blam! 897324afdb489f037caa204d529f0ba1c9f8e3034bb2cc25a2a4a6cd2dca305a