Oct 12 10:17:45.047 INFO checking ymmtmdk/shadow_cost_rust against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 10:17:45.047 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 12 10:17:45.394 INFO blam! 277a3da35ff10a0ce5ecab56d674fe37b95a53f4ad900cf5d75712a8abc35fb9
Oct 12 10:17:45.400 INFO running `"docker" "start" "-a" "277a3da35ff10a0ce5ecab56d674fe37b95a53f4ad900cf5d75712a8abc35fb9"`
Oct 12 10:17:46.948 INFO kablam! usermod: no changes
Oct 12 10:17:47.012 INFO kablam!     Checking shadow_cost_rust v0.1.0 (/source)
Oct 12 10:17:47.777 INFO kablam! warning: variable does not need to be mutable
Oct 12 10:17:47.777 INFO kablam!    --> src/lib.rs:294:17
Oct 12 10:17:47.777 INFO kablam!     |
Oct 12 10:17:47.777 INFO kablam! 294 |             let mut t = self.cache.get_mut(key).unwrap();
Oct 12 10:17:47.777 INFO kablam!     |                 ----^
Oct 12 10:17:47.777 INFO kablam!     |                 |
Oct 12 10:17:47.778 INFO kablam!     |                 help: remove this `mut`
Oct 12 10:17:47.778 INFO kablam!     |
Oct 12 10:17:47.778 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 10:17:47.778 INFO kablam! 
Oct 12 10:17:47.880 INFO kablam! warning: variable does not need to be mutable
Oct 12 10:17:47.880 INFO kablam!    --> src/lib.rs:294:17
Oct 12 10:17:47.880 INFO kablam!     |
Oct 12 10:17:47.880 INFO kablam! 294 |             let mut t = self.cache.get_mut(key).unwrap();
Oct 12 10:17:47.880 INFO kablam!     |                 ----^
Oct 12 10:17:47.880 INFO kablam!     |                 |
Oct 12 10:17:47.880 INFO kablam!     |                 help: remove this `mut`
Oct 12 10:17:47.896 INFO kablam!     |
Oct 12 10:17:47.896 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 10:17:47.896 INFO kablam! 
Oct 12 10:17:48.227 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
Oct 12 10:17:48.236 INFO kablam! su: No module specific data is present
Oct 12 10:17:48.967 INFO running `"docker" "rm" "-f" "277a3da35ff10a0ce5ecab56d674fe37b95a53f4ad900cf5d75712a8abc35fb9"`
Oct 12 10:17:49.322 INFO blam! 277a3da35ff10a0ce5ecab56d674fe37b95a53f4ad900cf5d75712a8abc35fb9