Dec 18 06:48:33.720 INFO checking Lait-au-Cafe/estimate_automaton against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 06:48:33.720 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/Lait-au-Cafe/estimate_automaton:/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 06:48:33.972 INFO [stdout] 8fc809e47fddc7ae7227a972efb6b78233949ab589e75e99f2e723077f37aea9
Dec 18 06:48:33.978 INFO running `"docker" "start" "-a" "8fc809e47fddc7ae7227a972efb6b78233949ab589e75e99f2e723077f37aea9"`
Dec 18 06:48:34.685 INFO [stderr]     Checking memchr v1.0.2
Dec 18 06:48:35.055 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 18 06:48:35.683 INFO [stderr]     Checking regex v0.2.2
Dec 18 06:48:37.649 INFO [stderr]     Checking estimate_automaton v0.1.0 (/opt/crater/workdir)
Dec 18 06:48:37.998 INFO [stderr] warning: variable does not need to be mutable
Dec 18 06:48:37.998 INFO [stderr]    --> src/main.rs:101:8
Dec 18 06:48:37.998 INFO [stderr]     |
Dec 18 06:48:37.998 INFO [stderr] 101 |             let mut link_list = &mut list[*ptr as usize].link;
Dec 18 06:48:37.998 INFO [stderr]     |                 ----^^^^^^^^^
Dec 18 06:48:37.998 INFO [stderr]     |                 |
Dec 18 06:48:37.998 INFO [stderr]     |                 help: remove this `mut`
Dec 18 06:48:37.998 INFO [stderr]     |
Dec 18 06:48:37.998 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 06:48:37.998 INFO [stderr] 
Dec 18 06:48:38.009 INFO [stderr] warning: variable does not need to be mutable
Dec 18 06:48:38.009 INFO [stderr]    --> src/main.rs:101:8
Dec 18 06:48:38.009 INFO [stderr]     |
Dec 18 06:48:38.009 INFO [stderr] 101 |             let mut link_list = &mut list[*ptr as usize].link;
Dec 18 06:48:38.009 INFO [stderr]     |                 ----^^^^^^^^^
Dec 18 06:48:38.009 INFO [stderr]     |                 |
Dec 18 06:48:38.009 INFO [stderr]     |                 help: remove this `mut`
Dec 18 06:48:38.009 INFO [stderr]     |
Dec 18 06:48:38.009 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 06:48:38.009 INFO [stderr] 
Dec 18 06:48:38.043 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.39s
Dec 18 06:48:38.298 INFO running `"docker" "inspect" "8fc809e47fddc7ae7227a972efb6b78233949ab589e75e99f2e723077f37aea9"`
Dec 18 06:48:38.413 INFO running `"docker" "rm" "-f" "8fc809e47fddc7ae7227a972efb6b78233949ab589e75e99f2e723077f37aea9"`
Dec 18 06:48:38.576 INFO [stdout] 8fc809e47fddc7ae7227a972efb6b78233949ab589e75e99f2e723077f37aea9