Sep 10 19:05:01.493 INFO checking file_diff-1.0.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 19:05:01.493 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 19:05:01.493 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-0/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 19:05:02.164 INFO blam! 6c9daf8a89d6e4612127110bb69cb97f5b6fe921c9e3c70dc3bb4199ed799f1c
Sep 10 19:05:02.165 INFO running `"docker" "start" "-a" "6c9daf8a89d6e4612127110bb69cb97f5b6fe921c9e3c70dc3bb4199ed799f1c"`
Sep 10 19:05:03.176 INFO kablam! usermod: no changes
Sep 10 19:05:03.198 INFO kablam!     Checking file_diff v1.0.0 (file:///source)
Sep 10 19:05:03.449 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:05:03.449 INFO kablam!   --> src/lib.rs:49:9
Sep 10 19:05:03.449 INFO kablam!    |
Sep 10 19:05:03.449 INFO kablam! 49 |     let mut buff1 : &mut [u8] = &mut [0; 1024];
Sep 10 19:05:03.449 INFO kablam!    |         ----^^^^^
Sep 10 19:05:03.449 INFO kablam!    |         |
Sep 10 19:05:03.449 INFO kablam!    |         help: remove this `mut`
Sep 10 19:05:03.449 INFO kablam!    |
Sep 10 19:05:03.449 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 19:05:03.449 INFO kablam! 
Sep 10 19:05:03.449 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:05:03.449 INFO kablam!   --> src/lib.rs:50:9
Sep 10 19:05:03.449 INFO kablam!    |
Sep 10 19:05:03.450 INFO kablam! 50 |     let mut buff2 : &mut [u8] = &mut [0; 1024];
Sep 10 19:05:03.450 INFO kablam!    |         ----^^^^^
Sep 10 19:05:03.450 INFO kablam!    |         |
Sep 10 19:05:03.450 INFO kablam!    |         help: remove this `mut`
Sep 10 19:05:03.450 INFO kablam! 
Sep 10 19:05:03.550 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:05:03.550 INFO kablam!   --> src/lib.rs:49:9
Sep 10 19:05:03.550 INFO kablam!    |
Sep 10 19:05:03.550 INFO kablam! 49 |     let mut buff1 : &mut [u8] = &mut [0; 1024];
Sep 10 19:05:03.550 INFO kablam!    |         ----^^^^^
Sep 10 19:05:03.550 INFO kablam!    |         |
Sep 10 19:05:03.550 INFO kablam!    |         help: remove this `mut`
Sep 10 19:05:03.550 INFO kablam!    |
Sep 10 19:05:03.550 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 19:05:03.550 INFO kablam! 
Sep 10 19:05:03.550 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:05:03.550 INFO kablam!   --> src/lib.rs:50:9
Sep 10 19:05:03.550 INFO kablam!    |
Sep 10 19:05:03.550 INFO kablam! 50 |     let mut buff2 : &mut [u8] = &mut [0; 1024];
Sep 10 19:05:03.550 INFO kablam!    |         ----^^^^^
Sep 10 19:05:03.550 INFO kablam!    |         |
Sep 10 19:05:03.550 INFO kablam!    |         help: remove this `mut`
Sep 10 19:05:03.550 INFO kablam! 
Sep 10 19:05:03.565 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
Sep 10 19:05:03.567 INFO kablam! su: No module specific data is present
Sep 10 19:05:04.296 INFO running `"docker" "rm" "-f" "6c9daf8a89d6e4612127110bb69cb97f5b6fe921c9e3c70dc3bb4199ed799f1c"`
Sep 10 19:05:04.400 INFO blam! 6c9daf8a89d6e4612127110bb69cb97f5b6fe921c9e3c70dc3bb4199ed799f1c