Sep 04 18:06:25.630 INFO checking fast_io-1.2.2 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 18:06:25.630 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 18:06:25.630 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 18:06:25.794 INFO blam! cc2e26a9e733b7f176325fe3d824edbad55554178cb0c5b55774aa8ee4567148
Sep 04 18:06:25.796 INFO running `"docker" "start" "-a" "cc2e26a9e733b7f176325fe3d824edbad55554178cb0c5b55774aa8ee4567148"`
Sep 04 18:06:26.452 INFO kablam!     Checking fast_io v1.2.2 (file:///source)
Sep 04 18:06:26.985 INFO kablam! warning: variable does not need to be mutable
Sep 04 18:06:26.985 INFO kablam!   --> src/copy_io.rs:17:13
Sep 04 18:06:26.985 INFO kablam!    |
Sep 04 18:06:26.985 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 04 18:06:26.985 INFO kablam!    |             ----^^^^^^
Sep 04 18:06:26.985 INFO kablam!    |             |
Sep 04 18:06:26.985 INFO kablam!    |             help: remove this `mut`
Sep 04 18:06:26.985 INFO kablam!    |
Sep 04 18:06:26.985 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 18:06:26.985 INFO kablam! 
Sep 04 18:06:26.988 INFO kablam! warning: variable does not need to be mutable
Sep 04 18:06:26.988 INFO kablam!   --> src/copy_io.rs:38:17
Sep 04 18:06:26.988 INFO kablam!    |
Sep 04 18:06:26.989 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 04 18:06:26.989 INFO kablam!    |                 ----^^^^^^
Sep 04 18:06:26.989 INFO kablam!    |                 |
Sep 04 18:06:26.989 INFO kablam!    |                 help: remove this `mut`
Sep 04 18:06:26.989 INFO kablam! 
Sep 04 18:06:27.328 INFO kablam! warning: variable does not need to be mutable
Sep 04 18:06:27.329 INFO kablam!   --> src/copy_io.rs:17:13
Sep 04 18:06:27.329 INFO kablam!    |
Sep 04 18:06:27.329 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 04 18:06:27.330 INFO kablam!    |             ----^^^^^^
Sep 04 18:06:27.330 INFO kablam!    |             |
Sep 04 18:06:27.330 INFO kablam!    |             help: remove this `mut`
Sep 04 18:06:27.330 INFO kablam!    |
Sep 04 18:06:27.330 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 18:06:27.330 INFO kablam! 
Sep 04 18:06:27.332 INFO kablam! warning: variable does not need to be mutable
Sep 04 18:06:27.332 INFO kablam!   --> src/copy_io.rs:38:17
Sep 04 18:06:27.332 INFO kablam!    |
Sep 04 18:06:27.332 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 04 18:06:27.332 INFO kablam!    |                 ----^^^^^^
Sep 04 18:06:27.332 INFO kablam!    |                 |
Sep 04 18:06:27.332 INFO kablam!    |                 help: remove this `mut`
Sep 04 18:06:27.333 INFO kablam! 
Sep 04 18:06:27.375 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Sep 04 18:06:27.377 INFO kablam! su: No module specific data is present
Sep 04 18:06:27.737 INFO running `"docker" "rm" "-f" "cc2e26a9e733b7f176325fe3d824edbad55554178cb0c5b55774aa8ee4567148"`
Sep 04 18:06:27.837 INFO blam! cc2e26a9e733b7f176325fe3d824edbad55554178cb0c5b55774aa8ee4567148