Sep 10 19:16:28.498 INFO checking fast_io-1.2.2 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 19:16:28.498 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 19:16:28.498 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/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 19:16:28.695 INFO blam! 2ab93250e38354f09a41903278e220880fa12712b96066fd23804671d1fe1384
Sep 10 19:16:28.697 INFO running `"docker" "start" "-a" "2ab93250e38354f09a41903278e220880fa12712b96066fd23804671d1fe1384"`
Sep 10 19:16:29.518 INFO kablam! usermod: no changes
Sep 10 19:16:29.544 INFO kablam!     Checking fast_io v1.2.2 (file:///source)
Sep 10 19:16:29.858 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:16:29.858 INFO kablam!   --> src/copy_io.rs:17:13
Sep 10 19:16:29.858 INFO kablam!    |
Sep 10 19:16:29.858 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 10 19:16:29.858 INFO kablam!    |             ----^^^^^^
Sep 10 19:16:29.858 INFO kablam!    |             |
Sep 10 19:16:29.858 INFO kablam!    |             help: remove this `mut`
Sep 10 19:16:29.862 INFO kablam!    |
Sep 10 19:16:29.862 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 19:16:29.862 INFO kablam! 
Sep 10 19:16:29.862 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:16:29.862 INFO kablam!   --> src/copy_io.rs:38:17
Sep 10 19:16:29.862 INFO kablam!    |
Sep 10 19:16:29.862 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 10 19:16:29.862 INFO kablam!    |                 ----^^^^^^
Sep 10 19:16:29.862 INFO kablam!    |                 |
Sep 10 19:16:29.862 INFO kablam!    |                 help: remove this `mut`
Sep 10 19:16:29.862 INFO kablam! 
Sep 10 19:16:29.946 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:16:29.946 INFO kablam!   --> src/copy_io.rs:17:13
Sep 10 19:16:29.946 INFO kablam!    |
Sep 10 19:16:29.946 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 10 19:16:29.946 INFO kablam!    |             ----^^^^^^
Sep 10 19:16:29.946 INFO kablam!    |             |
Sep 10 19:16:29.946 INFO kablam!    |             help: remove this `mut`
Sep 10 19:16:29.946 INFO kablam!    |
Sep 10 19:16:29.946 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 19:16:29.946 INFO kablam! 
Sep 10 19:16:29.946 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:16:29.946 INFO kablam!   --> src/copy_io.rs:38:17
Sep 10 19:16:29.946 INFO kablam!    |
Sep 10 19:16:29.946 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 10 19:16:29.946 INFO kablam!    |                 ----^^^^^^
Sep 10 19:16:29.946 INFO kablam!    |                 |
Sep 10 19:16:29.946 INFO kablam!    |                 help: remove this `mut`
Sep 10 19:16:29.946 INFO kablam! 
Sep 10 19:16:29.981 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
Sep 10 19:16:29.986 INFO kablam! su: No module specific data is present
Sep 10 19:16:30.797 INFO running `"docker" "rm" "-f" "2ab93250e38354f09a41903278e220880fa12712b96066fd23804671d1fe1384"`
Sep 10 19:16:30.862 INFO blam! 2ab93250e38354f09a41903278e220880fa12712b96066fd23804671d1fe1384