Sep 02 14:47:25.270 INFO checking fast_io-1.2.2 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 14:47:25.270 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 14:47:25.271 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 14:47:25.446 INFO blam! 921f7f6e99485d8a01e4045ea1b81f79620c1d61b49af53ab808e7523989efb8
Sep 02 14:47:25.447 INFO running `"docker" "start" "-a" "921f7f6e99485d8a01e4045ea1b81f79620c1d61b49af53ab808e7523989efb8"`
Sep 02 14:47:25.971 INFO kablam!     Checking fast_io v1.2.2 (file:///source)
Sep 02 14:47:26.455 INFO kablam! warning: variable does not need to be mutable
Sep 02 14:47:26.455 INFO kablam!   --> src/copy_io.rs:17:13
Sep 02 14:47:26.455 INFO kablam!    |
Sep 02 14:47:26.455 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 02 14:47:26.455 INFO kablam!    |             ----^^^^^^
Sep 02 14:47:26.456 INFO kablam!    |             |
Sep 02 14:47:26.456 INFO kablam!    |             help: remove this `mut`
Sep 02 14:47:26.456 INFO kablam!    |
Sep 02 14:47:26.456 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 14:47:26.456 INFO kablam! 
Sep 02 14:47:26.459 INFO kablam! warning: variable does not need to be mutable
Sep 02 14:47:26.459 INFO kablam!   --> src/copy_io.rs:38:17
Sep 02 14:47:26.459 INFO kablam!    |
Sep 02 14:47:26.459 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 02 14:47:26.459 INFO kablam!    |                 ----^^^^^^
Sep 02 14:47:26.459 INFO kablam!    |                 |
Sep 02 14:47:26.459 INFO kablam!    |                 help: remove this `mut`
Sep 02 14:47:26.459 INFO kablam! 
Sep 02 14:47:26.846 INFO kablam! warning: variable does not need to be mutable
Sep 02 14:47:26.847 INFO kablam!   --> src/copy_io.rs:17:13
Sep 02 14:47:26.847 INFO kablam!    |
Sep 02 14:47:26.847 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 02 14:47:26.847 INFO kablam!    |             ----^^^^^^
Sep 02 14:47:26.847 INFO kablam!    |             |
Sep 02 14:47:26.847 INFO kablam!    |             help: remove this `mut`
Sep 02 14:47:26.847 INFO kablam!    |
Sep 02 14:47:26.847 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 14:47:26.847 INFO kablam! 
Sep 02 14:47:26.850 INFO kablam! warning: variable does not need to be mutable
Sep 02 14:47:26.850 INFO kablam!   --> src/copy_io.rs:38:17
Sep 02 14:47:26.850 INFO kablam!    |
Sep 02 14:47:26.850 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 02 14:47:26.850 INFO kablam!    |                 ----^^^^^^
Sep 02 14:47:26.850 INFO kablam!    |                 |
Sep 02 14:47:26.850 INFO kablam!    |                 help: remove this `mut`
Sep 02 14:47:26.850 INFO kablam! 
Sep 02 14:47:26.879 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
Sep 02 14:47:26.882 INFO kablam! su: No module specific data is present
Sep 02 14:47:27.258 INFO running `"docker" "rm" "-f" "921f7f6e99485d8a01e4045ea1b81f79620c1d61b49af53ab808e7523989efb8"`
Sep 02 14:47:27.373 INFO blam! 921f7f6e99485d8a01e4045ea1b81f79620c1d61b49af53ab808e7523989efb8