Aug 17 17:40:57.475 INFO checking lru2-0.1.0 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 17:40:57.475 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 17:40:57.475 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 17:40:57.475 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-1/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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 +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 17:40:57.709 INFO blam! 35bba0d8d554836c8202e6f31dc0c57c875906f3543c2383916a5d99c36b70f7
Aug 17 17:40:57.717 INFO running `"docker" "start" "-a" "35bba0d8d554836c8202e6f31dc0c57c875906f3543c2383916a5d99c36b70f7"`
Aug 17 17:40:58.983 INFO kablam!     Checking lru2 v0.1.0 (file:///source)
Aug 17 17:40:59.790 INFO kablam! warning: variable does not need to be mutable
Aug 17 17:40:59.790 INFO kablam!   --> src/cache/mod.rs:50:21
Aug 17 17:40:59.790 INFO kablam!    |
Aug 17 17:40:59.790 INFO kablam! 50 |                 let mut cache: &mut Register<C::LowerKey, C::Payload> = unsafe{ &mut **pcache };
Aug 17 17:40:59.790 INFO kablam!    |                     ----^^^^^
Aug 17 17:40:59.790 INFO kablam!    |                     |
Aug 17 17:40:59.790 INFO kablam!    |                     help: remove this `mut`
Aug 17 17:40:59.790 INFO kablam!    |
Aug 17 17:40:59.790 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 17 17:40:59.790 INFO kablam! 
Aug 17 17:40:59.790 INFO kablam! warning: variable does not need to be mutable
Aug 17 17:40:59.790 INFO kablam!   --> src/cache/mod.rs:57:13
Aug 17 17:40:59.790 INFO kablam!    |
Aug 17 17:40:59.790 INFO kablam! 57 |         let mut cache: &mut Register<C::LowerKey, C::Payload> = unsafe{ &mut **self.register.get(upper_key).unwrap() };
Aug 17 17:40:59.790 INFO kablam!    |             ----^^^^^
Aug 17 17:40:59.790 INFO kablam!    |             |
Aug 17 17:40:59.790 INFO kablam!    |             help: remove this `mut`
Aug 17 17:40:59.790 INFO kablam! 
Aug 17 17:41:00.383 INFO kablam! warning: variable does not need to be mutable
Aug 17 17:41:00.383 INFO kablam!   --> src/cache/mod.rs:50:21
Aug 17 17:41:00.383 INFO kablam!    |
Aug 17 17:41:00.383 INFO kablam! 50 |                 let mut cache: &mut Register<C::LowerKey, C::Payload> = unsafe{ &mut **pcache };
Aug 17 17:41:00.383 INFO kablam!    |                     ----^^^^^
Aug 17 17:41:00.383 INFO kablam!    |                     |
Aug 17 17:41:00.383 INFO kablam!    |                     help: remove this `mut`
Aug 17 17:41:00.383 INFO kablam!    |
Aug 17 17:41:00.384 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 17 17:41:00.384 INFO kablam! 
Aug 17 17:41:00.384 INFO kablam! warning: variable does not need to be mutable
Aug 17 17:41:00.384 INFO kablam!   --> src/cache/mod.rs:57:13
Aug 17 17:41:00.384 INFO kablam!    |
Aug 17 17:41:00.384 INFO kablam! 57 |         let mut cache: &mut Register<C::LowerKey, C::Payload> = unsafe{ &mut **self.register.get(upper_key).unwrap() };
Aug 17 17:41:00.384 INFO kablam!    |             ----^^^^^
Aug 17 17:41:00.384 INFO kablam!    |             |
Aug 17 17:41:00.384 INFO kablam!    |             help: remove this `mut`
Aug 17 17:41:00.384 INFO kablam! 
Aug 17 17:41:00.492 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
Aug 17 17:41:00.497 INFO kablam! su: No module specific data is present
Aug 17 17:41:01.005 INFO running `"docker" "rm" "-f" "35bba0d8d554836c8202e6f31dc0c57c875906f3543c2383916a5d99c36b70f7"`
Aug 17 17:41:01.176 INFO blam! 35bba0d8d554836c8202e6f31dc0c57c875906f3543c2383916a5d99c36b70f7