Dec 18 14:13:52.594 INFO checking lua-kit-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 14:13:52.595 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/lua-kit/0.1.0:/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 18 14:13:55.019 INFO [stdout] 51939e3abd8346f357a3fef145b48f5e5cac6abb77c330906de0703e88a8f938
Dec 18 14:13:55.021 INFO running `"docker" "start" "-a" "51939e3abd8346f357a3fef145b48f5e5cac6abb77c330906de0703e88a8f938"`
Dec 18 14:13:55.773 INFO [stderr]     Checking lua-kit v0.1.0 (/opt/crater/workdir)
Dec 18 14:13:56.348 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:13:56.348 INFO [stderr]   --> src/read.rs:44:25
Dec 18 14:13:56.348 INFO [stderr]    |
Dec 18 14:13:56.348 INFO [stderr] 44 |     fn read_all(&mut self, mut buf: &mut [u8]) -> io::Result<()> {
Dec 18 14:13:56.348 INFO [stderr]    |                            ----^^^
Dec 18 14:13:56.348 INFO [stderr]    |                            |
Dec 18 14:13:56.348 INFO [stderr]    |                            help: remove this `mut`
Dec 18 14:13:56.348 INFO [stderr]    |
Dec 18 14:13:56.348 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 14:13:56.348 INFO [stderr] 
Dec 18 14:13:56.437 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:13:56.437 INFO [stderr]   --> src/read.rs:44:25
Dec 18 14:13:56.437 INFO [stderr]    |
Dec 18 14:13:56.437 INFO [stderr] 44 |     fn read_all(&mut self, mut buf: &mut [u8]) -> io::Result<()> {
Dec 18 14:13:56.437 INFO [stderr]    |                            ----^^^
Dec 18 14:13:56.437 INFO [stderr]    |                            |
Dec 18 14:13:56.437 INFO [stderr]    |                            help: remove this `mut`
Dec 18 14:13:56.437 INFO [stderr]    |
Dec 18 14:13:56.437 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 14:13:56.437 INFO [stderr] 
Dec 18 14:13:56.499 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Dec 18 14:13:56.917 INFO running `"docker" "inspect" "51939e3abd8346f357a3fef145b48f5e5cac6abb77c330906de0703e88a8f938"`
Dec 18 14:13:57.210 INFO running `"docker" "rm" "-f" "51939e3abd8346f357a3fef145b48f5e5cac6abb77c330906de0703e88a8f938"`
Dec 18 14:13:57.366 INFO [stdout] 51939e3abd8346f357a3fef145b48f5e5cac6abb77c330906de0703e88a8f938