Aug 02 10:23:37.379 INFO checking fast_io-1.2.2 against 1.27.2 for lazy_static-1
Aug 02 10:23:37.379 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:23:37.379 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:23:37.379 INFO running `"docker" "create" "-v" "/tmp/crater.aGYzZisw3D2c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 10:23:37.557 INFO blam! a35c7a2709d79f2e89da554a57a082a1036c45898e76e86ee0b0948699c68c2f
Aug 02 10:23:37.557 INFO running `"docker" "start" "-a" "a35c7a2709d79f2e89da554a57a082a1036c45898e76e86ee0b0948699c68c2f"`
Aug 02 10:23:39.387 INFO kablam!     Checking fast_io v1.2.2 (file:///source)
Aug 02 10:23:39.773 INFO kablam! warning: variable does not need to be mutable
Aug 02 10:23:39.773 INFO kablam!   --> src/copy_io.rs:17:13
Aug 02 10:23:39.773 INFO kablam!    |
Aug 02 10:23:39.773 INFO kablam! 17 |         let mut buffer = unsafe {
Aug 02 10:23:39.774 INFO kablam!    |             ----^^^^^^
Aug 02 10:23:39.774 INFO kablam!    |             |
Aug 02 10:23:39.774 INFO kablam!    |             help: remove this `mut`
Aug 02 10:23:39.774 INFO kablam!    |
Aug 02 10:23:39.774 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 02 10:23:39.774 INFO kablam! 
Aug 02 10:23:39.776 INFO kablam! warning: variable does not need to be mutable
Aug 02 10:23:39.776 INFO kablam!   --> src/copy_io.rs:38:17
Aug 02 10:23:39.776 INFO kablam!    |
Aug 02 10:23:39.777 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Aug 02 10:23:39.777 INFO kablam!    |                 ----^^^^^^
Aug 02 10:23:39.777 INFO kablam!    |                 |
Aug 02 10:23:39.777 INFO kablam!    |                 help: remove this `mut`
Aug 02 10:23:39.777 INFO kablam! 
Aug 02 10:23:40.153 INFO kablam! warning: variable does not need to be mutable
Aug 02 10:23:40.153 INFO kablam!   --> src/copy_io.rs:17:13
Aug 02 10:23:40.153 INFO kablam!    |
Aug 02 10:23:40.153 INFO kablam! 17 |         let mut buffer = unsafe {
Aug 02 10:23:40.153 INFO kablam!    |             ----^^^^^^
Aug 02 10:23:40.153 INFO kablam!    |             |
Aug 02 10:23:40.153 INFO kablam!    |             help: remove this `mut`
Aug 02 10:23:40.154 INFO kablam!    |
Aug 02 10:23:40.154 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 02 10:23:40.154 INFO kablam! 
Aug 02 10:23:40.158 INFO kablam! warning: variable does not need to be mutable
Aug 02 10:23:40.158 INFO kablam!   --> src/copy_io.rs:38:17
Aug 02 10:23:40.158 INFO kablam!    |
Aug 02 10:23:40.158 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Aug 02 10:23:40.158 INFO kablam!    |                 ----^^^^^^
Aug 02 10:23:40.158 INFO kablam!    |                 |
Aug 02 10:23:40.158 INFO kablam!    |                 help: remove this `mut`
Aug 02 10:23:40.159 INFO kablam! 
Aug 02 10:23:40.213 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Aug 02 10:23:40.216 INFO kablam! su: No module specific data is present
Aug 02 10:23:41.050 INFO running `"docker" "rm" "-f" "a35c7a2709d79f2e89da554a57a082a1036c45898e76e86ee0b0948699c68c2f"`
Aug 02 10:23:41.144 INFO blam! a35c7a2709d79f2e89da554a57a082a1036c45898e76e86ee0b0948699c68c2f