Dec 18 18:40:03.053 INFO checking alcibiades-0.3.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 18:40:03.054 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/reg/alcibiades/0.3.0:/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 18:40:03.269 INFO [stdout] 2cb2c554fc2df5f6e29777c09e81911b8b4d05ead11e8b0c37698d96a5f6d48a
Dec 18 18:40:03.271 INFO running `"docker" "start" "-a" "2cb2c554fc2df5f6e29777c09e81911b8b4d05ead11e8b0c37698d96a5f6d48a"`
Dec 18 18:40:04.170 INFO [stderr]     Checking alcibiades v0.3.0 (/opt/crater/workdir)
Dec 18 18:40:07.058 INFO [stderr] warning: variable does not need to be mutable
Dec 18 18:40:07.058 INFO [stderr]    --> src/stock/std_ttable.rs:443:17
Dec 18 18:40:07.058 INFO [stderr]     |
Dec 18 18:40:07.058 INFO [stderr] 443 |             let mut record = b.get(0).as_mut().unwrap();
Dec 18 18:40:07.058 INFO [stderr]     |                 ----^^^^^^
Dec 18 18:40:07.058 INFO [stderr]     |                 |
Dec 18 18:40:07.058 INFO [stderr]     |                 help: remove this `mut`
Dec 18 18:40:07.058 INFO [stderr]     |
Dec 18 18:40:07.058 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 18:40:07.058 INFO [stderr] 
Dec 18 18:40:07.058 INFO [stderr] warning: variable does not need to be mutable
Dec 18 18:40:07.058 INFO [stderr]    --> src/stock/std_ttable.rs:464:17
Dec 18 18:40:07.058 INFO [stderr]     |
Dec 18 18:40:07.058 INFO [stderr] 464 |             let mut record = b.get(4).as_mut().unwrap();
Dec 18 18:40:07.058 INFO [stderr]     |                 ----^^^^^^
Dec 18 18:40:07.058 INFO [stderr]     |                 |
Dec 18 18:40:07.058 INFO [stderr]     |                 help: remove this `mut`
Dec 18 18:40:07.058 INFO [stderr] 
Dec 18 18:40:07.659 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.54s
Dec 18 18:40:07.970 INFO running `"docker" "inspect" "2cb2c554fc2df5f6e29777c09e81911b8b4d05ead11e8b0c37698d96a5f6d48a"`
Dec 18 18:40:08.103 INFO running `"docker" "rm" "-f" "2cb2c554fc2df5f6e29777c09e81911b8b4d05ead11e8b0c37698d96a5f6d48a"`
Dec 18 18:40:08.224 INFO [stdout] 2cb2c554fc2df5f6e29777c09e81911b8b4d05ead11e8b0c37698d96a5f6d48a