Dec 17 22:47:08.489 INFO checking itarato/gameboy_emu against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 22:47:08.489 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/itarato/gameboy_emu:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:47:08.694 INFO [stdout] 47f3c2a52d0460f1e0456107cdaf137bbfb2e6a0bcb75a80f670b3c47f1fe5db
Dec 17 22:47:08.696 INFO running `"docker" "start" "-a" "47f3c2a52d0460f1e0456107cdaf137bbfb2e6a0bcb75a80f670b3c47f1fe5db"`
Dec 17 22:47:09.220 INFO [stderr]     Checking gameboy_emu v0.1.0 (/opt/crater/workdir)
Dec 17 22:47:09.686 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:47:09.686 INFO [stderr]   --> src/timer.rs:73:13
Dec 17 22:47:09.686 INFO [stderr]    |
Dec 17 22:47:09.686 INFO [stderr] 73 |         let mut ticker = self.ticks.get_mut(&cycle).unwrap();
Dec 17 22:47:09.686 INFO [stderr]    |             ----^^^^^^
Dec 17 22:47:09.686 INFO [stderr]    |             |
Dec 17 22:47:09.686 INFO [stderr]    |             help: remove this `mut`
Dec 17 22:47:09.686 INFO [stderr]    |
Dec 17 22:47:09.686 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 22:47:09.686 INFO [stderr] 
Dec 17 22:47:09.696 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:47:09.696 INFO [stderr]   --> src/timer.rs:73:13
Dec 17 22:47:09.696 INFO [stderr]    |
Dec 17 22:47:09.696 INFO [stderr] 73 |         let mut ticker = self.ticks.get_mut(&cycle).unwrap();
Dec 17 22:47:09.696 INFO [stderr]    |             ----^^^^^^
Dec 17 22:47:09.696 INFO [stderr]    |             |
Dec 17 22:47:09.696 INFO [stderr]    |             help: remove this `mut`
Dec 17 22:47:09.696 INFO [stderr]    |
Dec 17 22:47:09.696 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 22:47:09.696 INFO [stderr] 
Dec 17 22:47:09.727 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 17 22:47:09.972 INFO running `"docker" "inspect" "47f3c2a52d0460f1e0456107cdaf137bbfb2e6a0bcb75a80f670b3c47f1fe5db"`
Dec 17 22:47:10.062 INFO running `"docker" "rm" "-f" "47f3c2a52d0460f1e0456107cdaf137bbfb2e6a0bcb75a80f670b3c47f1fe5db"`
Dec 17 22:47:10.201 INFO [stdout] 47f3c2a52d0460f1e0456107cdaf137bbfb2e6a0bcb75a80f670b3c47f1fe5db