Nov 28 02:49:09.216 INFO checking k2bd/star_battle_mc_solver against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 02:49:09.216 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 02:49:09.420 INFO [stdout] e3c37fdd4665d733a1cbc27f3a97c17b73c14b32d94eb50a226098ac1e2cb683
Nov 28 02:49:09.421 INFO running `"docker" "start" "-a" "e3c37fdd4665d733a1cbc27f3a97c17b73c14b32d94eb50a226098ac1e2cb683"`
Nov 28 02:49:10.004 INFO [stderr] usermod: no changes
Nov 28 02:49:10.120 INFO [stderr]     Checking star_battle v0.1.0 (/source)
Nov 28 02:49:10.564 INFO [stderr] warning: unused import: `rand::Rng`
Nov 28 02:49:10.564 INFO [stderr]  --> src/main.rs:6:5
Nov 28 02:49:10.564 INFO [stderr]   |
Nov 28 02:49:10.564 INFO [stderr] 6 | use rand::Rng;
Nov 28 02:49:10.564 INFO [stderr]   |     ^^^^^^^^^
Nov 28 02:49:10.564 INFO [stderr]   |
Nov 28 02:49:10.584 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 02:49:10.584 INFO [stderr] 
Nov 28 02:49:10.712 INFO [stderr] warning: unused variable: `regions`
Nov 28 02:49:10.712 INFO [stderr]   --> src/main.rs:92:39
Nov 28 02:49:10.712 INFO [stderr]    |
Nov 28 02:49:10.712 INFO [stderr] 92 | fn score(star_board: &Vec<Vec<bool>>, regions: &Vec<Vec<char>>, n_stars: usize) -> usize {
Nov 28 02:49:10.712 INFO [stderr]    |                                       ^^^^^^^ help: consider using `_regions` instead
Nov 28 02:49:10.712 INFO [stderr]    |
Nov 28 02:49:10.712 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 02:49:10.712 INFO [stderr] 
Nov 28 02:49:10.712 INFO [stderr] warning: unused variable: `row`
Nov 28 02:49:10.712 INFO [stderr]    --> src/main.rs:131:9
Nov 28 02:49:10.712 INFO [stderr]     |
Nov 28 02:49:10.712 INFO [stderr] 131 |     for row in board {
Nov 28 02:49:10.712 INFO [stderr]     |         ^^^ help: consider using `_row` instead
Nov 28 02:49:10.712 INFO [stderr] 
Nov 28 02:49:10.724 INFO [stderr] warning: variable does not need to be mutable
Nov 28 02:49:10.724 INFO [stderr]   --> src/main.rs:14:9
Nov 28 02:49:10.724 INFO [stderr]    |
Nov 28 02:49:10.724 INFO [stderr] 14 |     let mut filename;
Nov 28 02:49:10.724 INFO [stderr]    |         ----^^^^^^^^
Nov 28 02:49:10.724 INFO [stderr]    |         |
Nov 28 02:49:10.724 INFO [stderr]    |         help: remove this `mut`
Nov 28 02:49:10.724 INFO [stderr]    |
Nov 28 02:49:10.724 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 02:49:10.724 INFO [stderr] 
Nov 28 02:49:10.784 INFO [stderr] warning: unused import: `rand::Rng`
Nov 28 02:49:10.784 INFO [stderr]  --> src/main.rs:6:5
Nov 28 02:49:10.784 INFO [stderr]   |
Nov 28 02:49:10.784 INFO [stderr] 6 | use rand::Rng;
Nov 28 02:49:10.784 INFO [stderr]   |     ^^^^^^^^^
Nov 28 02:49:10.784 INFO [stderr]   |
Nov 28 02:49:10.784 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 02:49:10.784 INFO [stderr] 
Nov 28 02:49:10.911 INFO [stderr] warning: unused variable: `regions`
Nov 28 02:49:10.911 INFO [stderr]   --> src/main.rs:92:39
Nov 28 02:49:10.911 INFO [stderr]    |
Nov 28 02:49:10.911 INFO [stderr] 92 | fn score(star_board: &Vec<Vec<bool>>, regions: &Vec<Vec<char>>, n_stars: usize) -> usize {
Nov 28 02:49:10.911 INFO [stderr]    |                                       ^^^^^^^ help: consider using `_regions` instead
Nov 28 02:49:10.911 INFO [stderr]    |
Nov 28 02:49:10.911 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 02:49:10.911 INFO [stderr] 
Nov 28 02:49:10.911 INFO [stderr] warning: unused variable: `row`
Nov 28 02:49:10.911 INFO [stderr]    --> src/main.rs:131:9
Nov 28 02:49:10.912 INFO [stderr]     |
Nov 28 02:49:10.912 INFO [stderr] 131 |     for row in board {
Nov 28 02:49:10.912 INFO [stderr]     |         ^^^ help: consider using `_row` instead
Nov 28 02:49:10.912 INFO [stderr] 
Nov 28 02:49:10.924 INFO [stderr] warning: variable does not need to be mutable
Nov 28 02:49:10.924 INFO [stderr]   --> src/main.rs:14:9
Nov 28 02:49:10.924 INFO [stderr]    |
Nov 28 02:49:10.924 INFO [stderr] 14 |     let mut filename;
Nov 28 02:49:10.924 INFO [stderr]    |         ----^^^^^^^^
Nov 28 02:49:10.924 INFO [stderr]    |         |
Nov 28 02:49:10.924 INFO [stderr]    |         help: remove this `mut`
Nov 28 02:49:10.924 INFO [stderr]    |
Nov 28 02:49:10.924 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 02:49:10.924 INFO [stderr] 
Nov 28 02:49:10.956 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Nov 28 02:49:10.960 INFO [stderr] su: No module specific data is present
Nov 28 02:49:11.485 INFO running `"docker" "inspect" "e3c37fdd4665d733a1cbc27f3a97c17b73c14b32d94eb50a226098ac1e2cb683"`
Nov 28 02:49:11.906 INFO running `"docker" "rm" "-f" "e3c37fdd4665d733a1cbc27f3a97c17b73c14b32d94eb50a226098ac1e2cb683"`
Nov 28 02:49:12.156 INFO [stdout] e3c37fdd4665d733a1cbc27f3a97c17b73c14b32d94eb50a226098ac1e2cb683