Dec 18 13:05:47.376 INFO checking peggler-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 13:05:47.377 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/peggler/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 13:05:47.730 INFO [stdout] d63f943260ecfa3fea15979ff6d872230ca2416a7ec82d1f2aa32f8e4c764bd6
Dec 18 13:05:47.734 INFO running `"docker" "start" "-a" "d63f943260ecfa3fea15979ff6d872230ca2416a7ec82d1f2aa32f8e4c764bd6"`
Dec 18 13:05:48.916 INFO [stderr]     Checking peggler v0.1.0 (/opt/crater/workdir)
Dec 18 13:05:50.056 INFO [stderr] warning: variable does not need to be mutable
Dec 18 13:05:50.056 INFO [stderr]  --> tests/arithmetic.rs:9:9
Dec 18 13:05:50.056 INFO [stderr]   |
Dec 18 13:05:50.056 INFO [stderr] 9 |     let mut end : usize;
Dec 18 13:05:50.056 INFO [stderr]   |         ----^^^
Dec 18 13:05:50.056 INFO [stderr]   |         |
Dec 18 13:05:50.056 INFO [stderr]   |         help: remove this `mut`
Dec 18 13:05:50.056 INFO [stderr]   |
Dec 18 13:05:50.056 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 18 13:05:50.056 INFO [stderr] 
Dec 18 13:05:51.044 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
Dec 18 13:05:51.812 INFO running `"docker" "inspect" "d63f943260ecfa3fea15979ff6d872230ca2416a7ec82d1f2aa32f8e4c764bd6"`
Dec 18 13:05:52.158 INFO running `"docker" "rm" "-f" "d63f943260ecfa3fea15979ff6d872230ca2416a7ec82d1f2aa32f8e4c764bd6"`
Dec 18 13:05:52.488 INFO [stdout] d63f943260ecfa3fea15979ff6d872230ca2416a7ec82d1f2aa32f8e4c764bd6