Sep 21 07:23:08.175 INFO checking lru2-0.1.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 07:23:08.175 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 07:23:08.175 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-6/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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=1000" "-e" "CMD=cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 07:23:08.364 INFO blam! a7a0ed108cd9c197de77aa05d43401c0b34774720dee03d977a28ae47c068b10
Sep 21 07:23:08.366 INFO running `"docker" "start" "-a" "a7a0ed108cd9c197de77aa05d43401c0b34774720dee03d977a28ae47c068b10"`
Sep 21 07:23:09.130 INFO kablam! usermod: no changes
Sep 21 07:23:09.200 INFO kablam!     Checking lru2 v0.1.0 (/source)
Sep 21 07:23:09.529 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:23:09.529 INFO kablam!   --> src/cache/mod.rs:57:13
Sep 21 07:23:09.529 INFO kablam!    |
Sep 21 07:23:09.529 INFO kablam! 57 |         let mut cache: &mut Register<C::LowerKey, C::Payload> = unsafe{ &mut **self.register.get(upper_key).unwrap() };
Sep 21 07:23:09.529 INFO kablam!    |             ----^^^^^
Sep 21 07:23:09.529 INFO kablam!    |             |
Sep 21 07:23:09.529 INFO kablam!    |             help: remove this `mut`
Sep 21 07:23:09.529 INFO kablam!    |
Sep 21 07:23:09.529 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 07:23:09.529 INFO kablam! 
Sep 21 07:23:09.798 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:23:09.798 INFO kablam!   --> src/cache/mod.rs:57:13
Sep 21 07:23:09.798 INFO kablam!    |
Sep 21 07:23:09.798 INFO kablam! 57 |         let mut cache: &mut Register<C::LowerKey, C::Payload> = unsafe{ &mut **self.register.get(upper_key).unwrap() };
Sep 21 07:23:09.798 INFO kablam!    |             ----^^^^^
Sep 21 07:23:09.799 INFO kablam!    |             |
Sep 21 07:23:09.799 INFO kablam!    |             help: remove this `mut`
Sep 21 07:23:09.799 INFO kablam!    |
Sep 21 07:23:09.799 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 07:23:09.799 INFO kablam! 
Sep 21 07:23:09.849 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Sep 21 07:23:09.851 INFO kablam! su: No module specific data is present
Sep 21 07:23:10.287 INFO running `"docker" "rm" "-f" "a7a0ed108cd9c197de77aa05d43401c0b34774720dee03d977a28ae47c068b10"`
Sep 21 07:23:10.360 INFO blam! a7a0ed108cd9c197de77aa05d43401c0b34774720dee03d977a28ae47c068b10