Dec 04 22:46:34.791 INFO checking alice/aoc against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 22:46:34.791 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 22:46:35.328 INFO [stdout] 64b5b112cfcbecae06131063e154362d3b7166ffc66855129f0ab08088a8fdbf
Dec 04 22:46:35.332 INFO running `"docker" "start" "-a" "64b5b112cfcbecae06131063e154362d3b7166ffc66855129f0ab08088a8fdbf"`
Dec 04 22:46:36.919 INFO [stderr] usermod: no changes
Dec 04 22:46:37.079 INFO [stderr]     Checking itertools v0.7.4
Dec 04 22:46:38.443 INFO [stderr]     Checking ndarray v0.11.0
Dec 04 22:46:46.443 INFO [stderr]     Checking advent_game v0.1.0 (/source)
Dec 04 22:46:47.348 INFO [stderr] warning: variable does not need to be mutable
Dec 04 22:46:47.348 INFO [stderr]   --> src/main.rs:28:9
Dec 04 22:46:47.348 INFO [stderr]    |
Dec 04 22:46:47.348 INFO [stderr] 28 |     let mut current_size: usize = START_SIZE;
Dec 04 22:46:47.348 INFO [stderr]    |         ----^^^^^^^^^^^^
Dec 04 22:46:47.348 INFO [stderr]    |         |
Dec 04 22:46:47.348 INFO [stderr]    |         help: remove this `mut`
Dec 04 22:46:47.348 INFO [stderr]    |
Dec 04 22:46:47.348 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 22:46:47.348 INFO [stderr] 
Dec 04 22:46:47.348 INFO [stderr] warning: variable does not need to be mutable
Dec 04 22:46:47.348 INFO [stderr]   --> src/main.rs:34:13
Dec 04 22:46:47.348 INFO [stderr]    |
Dec 04 22:46:47.349 INFO [stderr] 34 |         let mut current_view = grid.slice(s![0..current_size, 0..current_size]);
Dec 04 22:46:47.349 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 04 22:46:47.349 INFO [stderr]    |             |
Dec 04 22:46:47.349 INFO [stderr]    |             help: remove this `mut`
Dec 04 22:46:47.349 INFO [stderr] 
Dec 04 22:46:47.451 INFO [stderr] warning: variable does not need to be mutable
Dec 04 22:46:47.451 INFO [stderr]   --> src/main.rs:28:9
Dec 04 22:46:47.451 INFO [stderr]    |
Dec 04 22:46:47.451 INFO [stderr] 28 |     let mut current_size: usize = START_SIZE;
Dec 04 22:46:47.451 INFO [stderr]    |         ----^^^^^^^^^^^^
Dec 04 22:46:47.451 INFO [stderr]    |         |
Dec 04 22:46:47.451 INFO [stderr]    |         help: remove this `mut`
Dec 04 22:46:47.451 INFO [stderr]    |
Dec 04 22:46:47.451 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 22:46:47.451 INFO [stderr] 
Dec 04 22:46:47.451 INFO [stderr] warning: variable does not need to be mutable
Dec 04 22:46:47.451 INFO [stderr]   --> src/main.rs:34:13
Dec 04 22:46:47.451 INFO [stderr]    |
Dec 04 22:46:47.451 INFO [stderr] 34 |         let mut current_view = grid.slice(s![0..current_size, 0..current_size]);
Dec 04 22:46:47.451 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 04 22:46:47.451 INFO [stderr]    |             |
Dec 04 22:46:47.451 INFO [stderr]    |             help: remove this `mut`
Dec 04 22:46:47.451 INFO [stderr] 
Dec 04 22:46:47.477 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.52s
Dec 04 22:46:47.479 INFO [stderr] su: No module specific data is present
Dec 04 22:46:48.507 INFO running `"docker" "inspect" "64b5b112cfcbecae06131063e154362d3b7166ffc66855129f0ab08088a8fdbf"`
Dec 04 22:46:48.819 INFO running `"docker" "rm" "-f" "64b5b112cfcbecae06131063e154362d3b7166ffc66855129f0ab08088a8fdbf"`
Dec 04 22:46:49.039 INFO [stdout] 64b5b112cfcbecae06131063e154362d3b7166ffc66855129f0ab08088a8fdbf