Oct 13 07:53:16.694 INFO checking strider-0.1.3 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 07:53:16.694 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 07:53:16.860 INFO blam! b761f906f61409079a70a87bf1a763f0985dfe837f4ae85f4f5d9d7c3db698df
Oct 13 07:53:16.862 INFO running `"docker" "start" "-a" "b761f906f61409079a70a87bf1a763f0985dfe837f4ae85f4f5d9d7c3db698df"`
Oct 13 07:53:17.227 INFO kablam! usermod: no changes
Oct 13 07:53:17.261 INFO kablam!     Checking strider v0.1.3 (/source)
Oct 13 07:53:18.788 INFO kablam! warning: variable does not need to be mutable
Oct 13 07:53:18.788 INFO kablam!   --> tests/lib.rs:17:13
Oct 13 07:53:18.788 INFO kablam!    |
Oct 13 07:53:18.788 INFO kablam! 17 |         let mut input_buffer: &mut [u8] = &mut [0; 4];
Oct 13 07:53:18.788 INFO kablam!    |             ----^^^^^^^^^^^^
Oct 13 07:53:18.788 INFO kablam!    |             |
Oct 13 07:53:18.788 INFO kablam!    |             help: remove this `mut`
Oct 13 07:53:18.788 INFO kablam! ...
Oct 13 07:53:18.788 INFO kablam! 50 |     test_string_windowing!(VecDeque::<u8>::new());
Oct 13 07:53:18.789 INFO kablam!    |     ---------------------------------------------- in this macro invocation
Oct 13 07:53:18.789 INFO kablam!    |
Oct 13 07:53:18.789 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 07:53:18.789 INFO kablam! 
Oct 13 07:53:18.789 INFO kablam! warning: variable does not need to be mutable
Oct 13 07:53:18.789 INFO kablam!   --> tests/lib.rs:18:13
Oct 13 07:53:18.789 INFO kablam!    |
Oct 13 07:53:18.789 INFO kablam! 18 |         let mut window_buffer: &mut [u8] = &mut [0; WINDOW_SIZE];
Oct 13 07:53:18.789 INFO kablam!    |             ----^^^^^^^^^^^^^
Oct 13 07:53:18.789 INFO kablam!    |             |
Oct 13 07:53:18.789 INFO kablam!    |             help: remove this `mut`
Oct 13 07:53:18.789 INFO kablam! ...
Oct 13 07:53:18.789 INFO kablam! 50 |     test_string_windowing!(VecDeque::<u8>::new());
Oct 13 07:53:18.789 INFO kablam!    |     ---------------------------------------------- in this macro invocation
Oct 13 07:53:18.789 INFO kablam! 
Oct 13 07:53:18.789 INFO kablam! warning: variable does not need to be mutable
Oct 13 07:53:18.789 INFO kablam!   --> tests/lib.rs:17:13
Oct 13 07:53:18.789 INFO kablam!    |
Oct 13 07:53:18.789 INFO kablam! 17 |         let mut input_buffer: &mut [u8] = &mut [0; 4];
Oct 13 07:53:18.789 INFO kablam!    |             ----^^^^^^^^^^^^
Oct 13 07:53:18.789 INFO kablam!    |             |
Oct 13 07:53:18.789 INFO kablam!    |             help: remove this `mut`
Oct 13 07:53:18.789 INFO kablam! ...
Oct 13 07:53:18.789 INFO kablam! 54 |     test_string_windowing!(SliceRingImpl::<u8>::new());
Oct 13 07:53:18.789 INFO kablam!    |     --------------------------------------------------- in this macro invocation
Oct 13 07:53:18.789 INFO kablam! 
Oct 13 07:53:18.789 INFO kablam! warning: variable does not need to be mutable
Oct 13 07:53:18.789 INFO kablam!   --> tests/lib.rs:18:13
Oct 13 07:53:18.789 INFO kablam!    |
Oct 13 07:53:18.789 INFO kablam! 18 |         let mut window_buffer: &mut [u8] = &mut [0; WINDOW_SIZE];
Oct 13 07:53:18.789 INFO kablam!    |             ----^^^^^^^^^^^^^
Oct 13 07:53:18.789 INFO kablam!    |             |
Oct 13 07:53:18.789 INFO kablam!    |             help: remove this `mut`
Oct 13 07:53:18.789 INFO kablam! ...
Oct 13 07:53:18.789 INFO kablam! 54 |     test_string_windowing!(SliceRingImpl::<u8>::new());
Oct 13 07:53:18.789 INFO kablam!    |     --------------------------------------------------- in this macro invocation
Oct 13 07:53:18.789 INFO kablam! 
Oct 13 07:53:19.456 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
Oct 13 07:53:19.460 INFO kablam! su: No module specific data is present
Oct 13 07:53:19.975 INFO running `"docker" "rm" "-f" "b761f906f61409079a70a87bf1a763f0985dfe837f4ae85f4f5d9d7c3db698df"`
Oct 13 07:53:20.084 INFO blam! b761f906f61409079a70a87bf1a763f0985dfe837f4ae85f4f5d9d7c3db698df