Sep 01 21:09:23.782 INFO checking fast_io-1.2.2 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 21:09:23.782 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 21:09:23.782 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 21:09:24.014 INFO blam! 12c41a4fbeac0411326a671704d990e88f471a2437fdf3605ed8e9e8a4c8f0a7
Sep 01 21:09:24.016 INFO running `"docker" "start" "-a" "12c41a4fbeac0411326a671704d990e88f471a2437fdf3605ed8e9e8a4c8f0a7"`
Sep 01 21:09:25.281 INFO kablam!     Checking fast_io v1.2.2 (file:///source)
Sep 01 21:09:25.839 INFO kablam! warning: variable does not need to be mutable
Sep 01 21:09:25.839 INFO kablam!   --> src/copy_io.rs:17:13
Sep 01 21:09:25.839 INFO kablam!    |
Sep 01 21:09:25.839 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 01 21:09:25.839 INFO kablam!    |             ----^^^^^^
Sep 01 21:09:25.839 INFO kablam!    |             |
Sep 01 21:09:25.839 INFO kablam!    |             help: remove this `mut`
Sep 01 21:09:25.839 INFO kablam!    |
Sep 01 21:09:25.839 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 21:09:25.839 INFO kablam! 
Sep 01 21:09:25.842 INFO kablam! warning: variable does not need to be mutable
Sep 01 21:09:25.842 INFO kablam!   --> src/copy_io.rs:38:17
Sep 01 21:09:25.842 INFO kablam!    |
Sep 01 21:09:25.842 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 01 21:09:25.842 INFO kablam!    |                 ----^^^^^^
Sep 01 21:09:25.842 INFO kablam!    |                 |
Sep 01 21:09:25.842 INFO kablam!    |                 help: remove this `mut`
Sep 01 21:09:25.843 INFO kablam! 
Sep 01 21:09:26.094 INFO kablam! warning: variable does not need to be mutable
Sep 01 21:09:26.094 INFO kablam!   --> src/copy_io.rs:17:13
Sep 01 21:09:26.094 INFO kablam!    |
Sep 01 21:09:26.094 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 01 21:09:26.094 INFO kablam!    |             ----^^^^^^
Sep 01 21:09:26.094 INFO kablam!    |             |
Sep 01 21:09:26.094 INFO kablam!    |             help: remove this `mut`
Sep 01 21:09:26.094 INFO kablam!    |
Sep 01 21:09:26.094 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 21:09:26.094 INFO kablam! 
Sep 01 21:09:26.097 INFO kablam! warning: variable does not need to be mutable
Sep 01 21:09:26.097 INFO kablam!   --> src/copy_io.rs:38:17
Sep 01 21:09:26.097 INFO kablam!    |
Sep 01 21:09:26.097 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 01 21:09:26.097 INFO kablam!    |                 ----^^^^^^
Sep 01 21:09:26.098 INFO kablam!    |                 |
Sep 01 21:09:26.098 INFO kablam!    |                 help: remove this `mut`
Sep 01 21:09:26.098 INFO kablam! 
Sep 01 21:09:26.136 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Sep 01 21:09:26.139 INFO kablam! su: No module specific data is present
Sep 01 21:09:26.885 INFO running `"docker" "rm" "-f" "12c41a4fbeac0411326a671704d990e88f471a2437fdf3605ed8e9e8a4c8f0a7"`
Sep 01 21:09:26.979 INFO blam! 12c41a4fbeac0411326a671704d990e88f471a2437fdf3605ed8e9e8a4c8f0a7