Sep 01 21:09:25.149 INFO checking fast_io-1.2.2 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 21:09:25.149 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 21:09:25.149 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 21:09:25.424 INFO blam! e475ecd047d58dfea5b38e3cf90ad94ed5fabe49f113c835708b0571de46baf2
Sep 01 21:09:25.426 INFO running `"docker" "start" "-a" "e475ecd047d58dfea5b38e3cf90ad94ed5fabe49f113c835708b0571de46baf2"`
Sep 01 21:09:26.256 INFO kablam!     Checking fast_io v1.2.2 (file:///source)
Sep 01 21:09:26.732 INFO kablam! warning: variable does not need to be mutable
Sep 01 21:09:26.732 INFO kablam!   --> src/copy_io.rs:17:13
Sep 01 21:09:26.732 INFO kablam!    |
Sep 01 21:09:26.732 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 01 21:09:26.732 INFO kablam!    |             ----^^^^^^
Sep 01 21:09:26.732 INFO kablam!    |             |
Sep 01 21:09:26.732 INFO kablam!    |             help: remove this `mut`
Sep 01 21:09:26.732 INFO kablam!    |
Sep 01 21:09:26.732 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 21:09:26.732 INFO kablam! 
Sep 01 21:09:26.736 INFO kablam! warning: variable does not need to be mutable
Sep 01 21:09:26.736 INFO kablam!   --> src/copy_io.rs:38:17
Sep 01 21:09:26.736 INFO kablam!    |
Sep 01 21:09:26.736 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 01 21:09:26.736 INFO kablam!    |                 ----^^^^^^
Sep 01 21:09:26.737 INFO kablam!    |                 |
Sep 01 21:09:26.737 INFO kablam!    |                 help: remove this `mut`
Sep 01 21:09:26.737 INFO kablam! 
Sep 01 21:09:27.017 INFO kablam! warning: variable does not need to be mutable
Sep 01 21:09:27.017 INFO kablam!   --> src/copy_io.rs:17:13
Sep 01 21:09:27.017 INFO kablam!    |
Sep 01 21:09:27.017 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 01 21:09:27.018 INFO kablam!    |             ----^^^^^^
Sep 01 21:09:27.018 INFO kablam!    |             |
Sep 01 21:09:27.018 INFO kablam!    |             help: remove this `mut`
Sep 01 21:09:27.018 INFO kablam!    |
Sep 01 21:09:27.018 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 21:09:27.018 INFO kablam! 
Sep 01 21:09:27.020 INFO kablam! warning: variable does not need to be mutable
Sep 01 21:09:27.020 INFO kablam!   --> src/copy_io.rs:38:17
Sep 01 21:09:27.020 INFO kablam!    |
Sep 01 21:09:27.020 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 01 21:09:27.020 INFO kablam!    |                 ----^^^^^^
Sep 01 21:09:27.020 INFO kablam!    |                 |
Sep 01 21:09:27.020 INFO kablam!    |                 help: remove this `mut`
Sep 01 21:09:27.020 INFO kablam! 
Sep 01 21:09:27.048 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Sep 01 21:09:27.050 INFO kablam! su: No module specific data is present
Sep 01 21:09:28.229 INFO running `"docker" "rm" "-f" "e475ecd047d58dfea5b38e3cf90ad94ed5fabe49f113c835708b0571de46baf2"`
Sep 01 21:09:28.310 INFO blam! e475ecd047d58dfea5b38e3cf90ad94ed5fabe49f113c835708b0571de46baf2