Jul 12 09:38:19.648 INFO checking file_diff-1.0.0 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 12 09:38:19.648 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 09:38:19.648 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 09:38:19.648 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-0/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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=500" "-e" "CMD=cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 09:38:20.003 INFO blam! 09d52828764614ef78f93f2958f8bec170504ec0acd9bceb84e313b0d6c4d521
Jul 12 09:38:20.006 INFO running `"docker" "start" "-a" "09d52828764614ef78f93f2958f8bec170504ec0acd9bceb84e313b0d6c4d521"`
Jul 12 09:38:21.334 INFO kablam!     Checking file_diff v1.0.0 (file:///source)
Jul 12 09:38:21.803 INFO kablam! warning: variable does not need to be mutable
Jul 12 09:38:21.803 INFO kablam!   --> src/lib.rs:49:9
Jul 12 09:38:21.803 INFO kablam!    |
Jul 12 09:38:21.803 INFO kablam! 49 |     let mut buff1 : &mut [u8] = &mut [0; 1024];
Jul 12 09:38:21.803 INFO kablam!    |         ----^^^^^
Jul 12 09:38:21.803 INFO kablam!    |         |
Jul 12 09:38:21.803 INFO kablam!    |         help: remove this `mut`
Jul 12 09:38:21.803 INFO kablam!    |
Jul 12 09:38:21.803 INFO kablam!    = note: #[warn(unused_mut)] on by default
Jul 12 09:38:21.803 INFO kablam! 
Jul 12 09:38:21.803 INFO kablam! warning: variable does not need to be mutable
Jul 12 09:38:21.803 INFO kablam!   --> src/lib.rs:50:9
Jul 12 09:38:21.803 INFO kablam!    |
Jul 12 09:38:21.803 INFO kablam! 50 |     let mut buff2 : &mut [u8] = &mut [0; 1024];
Jul 12 09:38:21.803 INFO kablam!    |         ----^^^^^
Jul 12 09:38:21.803 INFO kablam!    |         |
Jul 12 09:38:21.803 INFO kablam!    |         help: remove this `mut`
Jul 12 09:38:21.803 INFO kablam! 
Jul 12 09:38:21.958 INFO kablam! warning: variable does not need to be mutable
Jul 12 09:38:21.959 INFO kablam!   --> src/lib.rs:49:9
Jul 12 09:38:21.959 INFO kablam!    |
Jul 12 09:38:21.959 INFO kablam! 49 |     let mut buff1 : &mut [u8] = &mut [0; 1024];
Jul 12 09:38:21.959 INFO kablam!    |         ----^^^^^
Jul 12 09:38:21.959 INFO kablam!    |         |
Jul 12 09:38:21.959 INFO kablam!    |         help: remove this `mut`
Jul 12 09:38:21.959 INFO kablam!    |
Jul 12 09:38:21.959 INFO kablam!    = note: #[warn(unused_mut)] on by default
Jul 12 09:38:21.959 INFO kablam! 
Jul 12 09:38:21.960 INFO kablam! warning: variable does not need to be mutable
Jul 12 09:38:21.960 INFO kablam!   --> src/lib.rs:50:9
Jul 12 09:38:21.960 INFO kablam!    |
Jul 12 09:38:21.960 INFO kablam! 50 |     let mut buff2 : &mut [u8] = &mut [0; 1024];
Jul 12 09:38:21.960 INFO kablam!    |         ----^^^^^
Jul 12 09:38:21.960 INFO kablam!    |         |
Jul 12 09:38:21.960 INFO kablam!    |         help: remove this `mut`
Jul 12 09:38:21.960 INFO kablam! 
Jul 12 09:38:22.003 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Jul 12 09:38:22.010 INFO kablam! su: No module specific data is present
Jul 12 09:38:22.594 INFO running `"docker" "rm" "-f" "09d52828764614ef78f93f2958f8bec170504ec0acd9bceb84e313b0d6c4d521"`
Jul 12 09:38:22.747 INFO blam! 09d52828764614ef78f93f2958f8bec170504ec0acd9bceb84e313b0d6c4d521