Nov 01 02:45:44.381 INFO checking k2bd/star_battle_mc_solver against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 02:45:44.382 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-3/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 02:45:44.721 INFO blam! dc5ee344aaf5cb938873333fdada251ce01af415d90dbb24020b8b1e82648c43
Nov 01 02:45:44.725 INFO running `"docker" "start" "-a" "dc5ee344aaf5cb938873333fdada251ce01af415d90dbb24020b8b1e82648c43"`
Nov 01 02:45:45.847 INFO kablam! usermod: no changes
Nov 01 02:45:45.948 INFO kablam!     Checking star_battle v0.1.0 (/source)
Nov 01 02:45:46.612 INFO kablam! warning: unused import: `rand::Rng`
Nov 01 02:45:46.612 INFO kablam!  --> src/main.rs:6:5
Nov 01 02:45:46.612 INFO kablam!   |
Nov 01 02:45:46.612 INFO kablam! 6 | use rand::Rng;
Nov 01 02:45:46.612 INFO kablam!   |     ^^^^^^^^^
Nov 01 02:45:46.612 INFO kablam!   |
Nov 01 02:45:46.612 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 02:45:46.612 INFO kablam! 
Nov 01 02:45:46.668 INFO kablam! warning: unused import: `rand::Rng`
Nov 01 02:45:46.668 INFO kablam!  --> src/main.rs:6:5
Nov 01 02:45:46.668 INFO kablam!   |
Nov 01 02:45:46.668 INFO kablam! 6 | use rand::Rng;
Nov 01 02:45:46.668 INFO kablam!   |     ^^^^^^^^^
Nov 01 02:45:46.668 INFO kablam!   |
Nov 01 02:45:46.668 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 02:45:46.668 INFO kablam! 
Nov 01 02:45:46.768 INFO kablam! warning: unused variable: `regions`
Nov 01 02:45:46.768 INFO kablam!   --> src/main.rs:92:39
Nov 01 02:45:46.768 INFO kablam!    |
Nov 01 02:45:46.768 INFO kablam! 92 | fn score(star_board: &Vec<Vec<bool>>, regions: &Vec<Vec<char>>, n_stars: usize) -> usize {
Nov 01 02:45:46.768 INFO kablam!    |                                       ^^^^^^^ help: consider using `_regions` instead
Nov 01 02:45:46.768 INFO kablam!    |
Nov 01 02:45:46.768 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 02:45:46.768 INFO kablam! 
Nov 01 02:45:46.768 INFO kablam! warning: unused variable: `row`
Nov 01 02:45:46.768 INFO kablam!    --> src/main.rs:131:9
Nov 01 02:45:46.768 INFO kablam!     |
Nov 01 02:45:46.768 INFO kablam! 131 |     for row in board {
Nov 01 02:45:46.768 INFO kablam!     |         ^^^ help: consider using `_row` instead
Nov 01 02:45:46.768 INFO kablam! 
Nov 01 02:45:46.784 INFO kablam! warning: variable does not need to be mutable
Nov 01 02:45:46.784 INFO kablam!   --> src/main.rs:14:9
Nov 01 02:45:46.784 INFO kablam!    |
Nov 01 02:45:46.784 INFO kablam! 14 |     let mut filename;
Nov 01 02:45:46.784 INFO kablam!    |         ----^^^^^^^^
Nov 01 02:45:46.784 INFO kablam!    |         |
Nov 01 02:45:46.784 INFO kablam!    |         help: remove this `mut`
Nov 01 02:45:46.784 INFO kablam!    |
Nov 01 02:45:46.784 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 02:45:46.784 INFO kablam! 
Nov 01 02:45:46.827 INFO kablam! warning: unused variable: `regions`
Nov 01 02:45:46.828 INFO kablam!   --> src/main.rs:92:39
Nov 01 02:45:46.828 INFO kablam!    |
Nov 01 02:45:46.828 INFO kablam! 92 | fn score(star_board: &Vec<Vec<bool>>, regions: &Vec<Vec<char>>, n_stars: usize) -> usize {
Nov 01 02:45:46.829 INFO kablam!    |                                       ^^^^^^^ help: consider using `_regions` instead
Nov 01 02:45:46.829 INFO kablam!    |
Nov 01 02:45:46.829 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 02:45:46.830 INFO kablam! 
Nov 01 02:45:46.830 INFO kablam! warning: unused variable: `row`
Nov 01 02:45:46.830 INFO kablam!    --> src/main.rs:131:9
Nov 01 02:45:46.830 INFO kablam!     |
Nov 01 02:45:46.831 INFO kablam! 131 |     for row in board {
Nov 01 02:45:46.831 INFO kablam!     |         ^^^ help: consider using `_row` instead
Nov 01 02:45:46.831 INFO kablam! 
Nov 01 02:45:46.844 INFO kablam! warning: variable does not need to be mutable
Nov 01 02:45:46.844 INFO kablam!   --> src/main.rs:14:9
Nov 01 02:45:46.844 INFO kablam!    |
Nov 01 02:45:46.844 INFO kablam! 14 |     let mut filename;
Nov 01 02:45:46.844 INFO kablam!    |         ----^^^^^^^^
Nov 01 02:45:46.844 INFO kablam!    |         |
Nov 01 02:45:46.844 INFO kablam!    |         help: remove this `mut`
Nov 01 02:45:46.844 INFO kablam!    |
Nov 01 02:45:46.844 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 02:45:46.844 INFO kablam! 
Nov 01 02:45:46.892 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Nov 01 02:45:46.896 INFO kablam! su: No module specific data is present
Nov 01 02:45:47.700 INFO running `"docker" "rm" "-f" "dc5ee344aaf5cb938873333fdada251ce01af415d90dbb24020b8b1e82648c43"`
Nov 01 02:45:47.923 INFO blam! dc5ee344aaf5cb938873333fdada251ce01af415d90dbb24020b8b1e82648c43