Nov 28 22:24:45.789 INFO checking lru2-0.1.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 22:24:45.790 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 22:24:46.024 INFO [stdout] a0828f34869b688c6577bd347fa0aff6a19741977b984e46aff4df70d3149932
Nov 28 22:24:46.030 INFO running `"docker" "start" "-a" "a0828f34869b688c6577bd347fa0aff6a19741977b984e46aff4df70d3149932"`
Nov 28 22:24:46.460 INFO [stderr] usermod: no changes
Nov 28 22:24:46.507 INFO [stderr]     Checking lru2 v0.1.0 (/source)
Nov 28 22:24:47.138 INFO [stderr] warning: variable does not need to be mutable
Nov 28 22:24:47.138 INFO [stderr]   --> src/cache/mod.rs:57:13
Nov 28 22:24:47.138 INFO [stderr]    |
Nov 28 22:24:47.138 INFO [stderr] 57 |         let mut cache: &mut Register<C::LowerKey, C::Payload> = unsafe{ &mut **self.register.get(upper_key).unwrap() };
Nov 28 22:24:47.139 INFO [stderr]    |             ----^^^^^
Nov 28 22:24:47.139 INFO [stderr]    |             |
Nov 28 22:24:47.139 INFO [stderr]    |             help: remove this `mut`
Nov 28 22:24:47.139 INFO [stderr]    |
Nov 28 22:24:47.139 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 22:24:47.139 INFO [stderr] 
Nov 28 22:24:47.476 INFO [stderr] warning: variable does not need to be mutable
Nov 28 22:24:47.476 INFO [stderr]   --> src/cache/mod.rs:57:13
Nov 28 22:24:47.476 INFO [stderr]    |
Nov 28 22:24:47.476 INFO [stderr] 57 |         let mut cache: &mut Register<C::LowerKey, C::Payload> = unsafe{ &mut **self.register.get(upper_key).unwrap() };
Nov 28 22:24:47.476 INFO [stderr]    |             ----^^^^^
Nov 28 22:24:47.476 INFO [stderr]    |             |
Nov 28 22:24:47.476 INFO [stderr]    |             help: remove this `mut`
Nov 28 22:24:47.476 INFO [stderr]    |
Nov 28 22:24:47.476 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 22:24:47.476 INFO [stderr] 
Nov 28 22:24:47.497 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Nov 28 22:24:47.497 INFO [stderr] su: No module specific data is present
Nov 28 22:24:47.810 INFO running `"docker" "inspect" "a0828f34869b688c6577bd347fa0aff6a19741977b984e46aff4df70d3149932"`
Nov 28 22:24:47.942 INFO running `"docker" "rm" "-f" "a0828f34869b688c6577bd347fa0aff6a19741977b984e46aff4df70d3149932"`
Nov 28 22:24:48.059 INFO [stdout] a0828f34869b688c6577bd347fa0aff6a19741977b984e46aff4df70d3149932