Oct 12 19:19:19.328 INFO checking k2bd/star_battle_mc_solver against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 19:19:19.328 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 19:19:19.905 INFO blam! a5ea3b194bf9da56e793acf1ab48fd06172c5575a1271d6c0020a2dc52a9461a
Oct 12 19:19:19.916 INFO running `"docker" "start" "-a" "a5ea3b194bf9da56e793acf1ab48fd06172c5575a1271d6c0020a2dc52a9461a"`
Oct 12 19:19:21.150 INFO kablam! usermod: no changes
Oct 12 19:19:21.232 INFO kablam!     Checking star_battle v0.1.0 (/source)
Oct 12 19:19:21.936 INFO kablam! warning: unused import: `rand::Rng`
Oct 12 19:19:21.936 INFO kablam!  --> src/main.rs:6:5
Oct 12 19:19:21.936 INFO kablam!   |
Oct 12 19:19:21.936 INFO kablam! 6 | use rand::Rng;
Oct 12 19:19:21.936 INFO kablam!   |     ^^^^^^^^^
Oct 12 19:19:21.937 INFO kablam!   |
Oct 12 19:19:21.937 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:19:21.937 INFO kablam! 
Oct 12 19:19:21.984 INFO kablam! warning: unused import: `rand::Rng`
Oct 12 19:19:21.984 INFO kablam!  --> src/main.rs:6:5
Oct 12 19:19:21.984 INFO kablam!   |
Oct 12 19:19:21.984 INFO kablam! 6 | use rand::Rng;
Oct 12 19:19:21.984 INFO kablam!   |     ^^^^^^^^^
Oct 12 19:19:21.985 INFO kablam!   |
Oct 12 19:19:21.985 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:19:21.985 INFO kablam! 
Oct 12 19:19:22.135 INFO kablam! warning: unused variable: `regions`
Oct 12 19:19:22.135 INFO kablam!   --> src/main.rs:92:39
Oct 12 19:19:22.135 INFO kablam!    |
Oct 12 19:19:22.135 INFO kablam! 92 | fn score(star_board: &Vec<Vec<bool>>, regions: &Vec<Vec<char>>, n_stars: usize) -> usize {
Oct 12 19:19:22.135 INFO kablam!    |                                       ^^^^^^^ help: consider using `_regions` instead
Oct 12 19:19:22.135 INFO kablam!    |
Oct 12 19:19:22.140 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 19:19:22.140 INFO kablam! 
Oct 12 19:19:22.141 INFO kablam! warning: unused variable: `row`
Oct 12 19:19:22.141 INFO kablam!    --> src/main.rs:131:9
Oct 12 19:19:22.141 INFO kablam!     |
Oct 12 19:19:22.141 INFO kablam! 131 |     for row in board {
Oct 12 19:19:22.141 INFO kablam!     |         ^^^ help: consider using `_row` instead
Oct 12 19:19:22.141 INFO kablam! 
Oct 12 19:19:22.163 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:19:22.164 INFO kablam!   --> src/main.rs:14:9
Oct 12 19:19:22.164 INFO kablam!    |
Oct 12 19:19:22.165 INFO kablam! 14 |     let mut filename;
Oct 12 19:19:22.165 INFO kablam!    |         ----^^^^^^^^
Oct 12 19:19:22.165 INFO kablam!    |         |
Oct 12 19:19:22.165 INFO kablam!    |         help: remove this `mut`
Oct 12 19:19:22.165 INFO kablam!    |
Oct 12 19:19:22.165 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 19:19:22.165 INFO kablam! 
Oct 12 19:19:22.212 INFO kablam! warning: unused variable: `regions`
Oct 12 19:19:22.212 INFO kablam!   --> src/main.rs:92:39
Oct 12 19:19:22.212 INFO kablam!    |
Oct 12 19:19:22.213 INFO kablam! 92 | fn score(star_board: &Vec<Vec<bool>>, regions: &Vec<Vec<char>>, n_stars: usize) -> usize {
Oct 12 19:19:22.213 INFO kablam!    |                                       ^^^^^^^ help: consider using `_regions` instead
Oct 12 19:19:22.213 INFO kablam!    |
Oct 12 19:19:22.214 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 19:19:22.214 INFO kablam! 
Oct 12 19:19:22.214 INFO kablam! warning: unused variable: `row`
Oct 12 19:19:22.214 INFO kablam!    --> src/main.rs:131:9
Oct 12 19:19:22.214 INFO kablam!     |
Oct 12 19:19:22.214 INFO kablam! 131 |     for row in board {
Oct 12 19:19:22.214 INFO kablam!     |         ^^^ help: consider using `_row` instead
Oct 12 19:19:22.214 INFO kablam! 
Oct 12 19:19:22.240 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:19:22.241 INFO kablam!   --> src/main.rs:14:9
Oct 12 19:19:22.241 INFO kablam!    |
Oct 12 19:19:22.241 INFO kablam! 14 |     let mut filename;
Oct 12 19:19:22.241 INFO kablam!    |         ----^^^^^^^^
Oct 12 19:19:22.241 INFO kablam!    |         |
Oct 12 19:19:22.241 INFO kablam!    |         help: remove this `mut`
Oct 12 19:19:22.241 INFO kablam!    |
Oct 12 19:19:22.241 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 19:19:22.241 INFO kablam! 
Oct 12 19:19:22.289 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Oct 12 19:19:22.292 INFO kablam! su: No module specific data is present
Oct 12 19:19:23.360 INFO running `"docker" "rm" "-f" "a5ea3b194bf9da56e793acf1ab48fd06172c5575a1271d6c0020a2dc52a9461a"`
Oct 12 19:19:23.652 INFO blam! a5ea3b194bf9da56e793acf1ab48fd06172c5575a1271d6c0020a2dc52a9461a