Dec 11 15:50:21.656 INFO checking k2bd/star_battle_mc_solver against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 15:50:21.656 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 15:50:22.136 INFO [stdout] c98265cb4553a17ca4970210cea724891733d61abccd2ec59f821900452db1fa
Dec 11 15:50:22.142 INFO running `"docker" "start" "-a" "c98265cb4553a17ca4970210cea724891733d61abccd2ec59f821900452db1fa"`
Dec 11 15:50:23.253 INFO [stderr] usermod: no changes
Dec 11 15:50:23.332 INFO [stderr]     Checking star_battle v0.1.0 (/source)
Dec 11 15:50:23.812 INFO [stderr] warning: unused import: `rand::Rng`
Dec 11 15:50:23.812 INFO [stderr]  --> src/main.rs:6:5
Dec 11 15:50:23.812 INFO [stderr]   |
Dec 11 15:50:23.812 INFO [stderr] 6 | use rand::Rng;
Dec 11 15:50:23.812 INFO [stderr]   |     ^^^^^^^^^
Dec 11 15:50:23.812 INFO [stderr]   |
Dec 11 15:50:23.812 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 15:50:23.812 INFO [stderr] 
Dec 11 15:50:23.948 INFO [stderr] warning: unused variable: `regions`
Dec 11 15:50:23.948 INFO [stderr]   --> src/main.rs:92:39
Dec 11 15:50:23.948 INFO [stderr]    |
Dec 11 15:50:23.948 INFO [stderr] 92 | fn score(star_board: &Vec<Vec<bool>>, regions: &Vec<Vec<char>>, n_stars: usize) -> usize {
Dec 11 15:50:23.948 INFO [stderr]    |                                       ^^^^^^^ help: consider using `_regions` instead
Dec 11 15:50:23.948 INFO [stderr]    |
Dec 11 15:50:23.948 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 15:50:23.948 INFO [stderr] 
Dec 11 15:50:23.948 INFO [stderr] warning: unused variable: `row`
Dec 11 15:50:23.948 INFO [stderr]    --> src/main.rs:131:9
Dec 11 15:50:23.948 INFO [stderr]     |
Dec 11 15:50:23.948 INFO [stderr] 131 |     for row in board {
Dec 11 15:50:23.948 INFO [stderr]     |         ^^^ help: consider using `_row` instead
Dec 11 15:50:23.948 INFO [stderr] 
Dec 11 15:50:23.963 INFO [stderr] warning: unused import: `rand::Rng`
Dec 11 15:50:23.963 INFO [stderr]  --> src/main.rs:6:5
Dec 11 15:50:23.963 INFO [stderr]   |
Dec 11 15:50:23.963 INFO [stderr] 6 | use rand::Rng;
Dec 11 15:50:23.963 INFO [stderr]   |     ^^^^^^^^^
Dec 11 15:50:23.963 INFO [stderr]   |
Dec 11 15:50:23.963 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 15:50:23.963 INFO [stderr] 
Dec 11 15:50:23.972 INFO [stderr] warning: variable does not need to be mutable
Dec 11 15:50:23.972 INFO [stderr]   --> src/main.rs:14:9
Dec 11 15:50:23.972 INFO [stderr]    |
Dec 11 15:50:23.972 INFO [stderr] 14 |     let mut filename;
Dec 11 15:50:23.972 INFO [stderr]    |         ----^^^^^^^^
Dec 11 15:50:23.972 INFO [stderr]    |         |
Dec 11 15:50:23.972 INFO [stderr]    |         help: remove this `mut`
Dec 11 15:50:23.972 INFO [stderr]    |
Dec 11 15:50:23.972 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 15:50:23.972 INFO [stderr] 
Dec 11 15:50:24.056 INFO [stderr] warning: unused variable: `regions`
Dec 11 15:50:24.056 INFO [stderr]   --> src/main.rs:92:39
Dec 11 15:50:24.056 INFO [stderr]    |
Dec 11 15:50:24.056 INFO [stderr] 92 | fn score(star_board: &Vec<Vec<bool>>, regions: &Vec<Vec<char>>, n_stars: usize) -> usize {
Dec 11 15:50:24.056 INFO [stderr]    |                                       ^^^^^^^ help: consider using `_regions` instead
Dec 11 15:50:24.056 INFO [stderr]    |
Dec 11 15:50:24.056 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 15:50:24.056 INFO [stderr] 
Dec 11 15:50:24.056 INFO [stderr] warning: unused variable: `row`
Dec 11 15:50:24.056 INFO [stderr]    --> src/main.rs:131:9
Dec 11 15:50:24.056 INFO [stderr]     |
Dec 11 15:50:24.056 INFO [stderr] 131 |     for row in board {
Dec 11 15:50:24.056 INFO [stderr]     |         ^^^ help: consider using `_row` instead
Dec 11 15:50:24.056 INFO [stderr] 
Dec 11 15:50:24.068 INFO [stderr] warning: variable does not need to be mutable
Dec 11 15:50:24.068 INFO [stderr]   --> src/main.rs:14:9
Dec 11 15:50:24.068 INFO [stderr]    |
Dec 11 15:50:24.068 INFO [stderr] 14 |     let mut filename;
Dec 11 15:50:24.068 INFO [stderr]    |         ----^^^^^^^^
Dec 11 15:50:24.068 INFO [stderr]    |         |
Dec 11 15:50:24.068 INFO [stderr]    |         help: remove this `mut`
Dec 11 15:50:24.068 INFO [stderr]    |
Dec 11 15:50:24.068 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 15:50:24.068 INFO [stderr] 
Dec 11 15:50:24.109 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Dec 11 15:50:24.112 INFO [stderr] su: No module specific data is present
Dec 11 15:50:25.477 INFO running `"docker" "inspect" "c98265cb4553a17ca4970210cea724891733d61abccd2ec59f821900452db1fa"`
Dec 11 15:50:25.830 INFO running `"docker" "rm" "-f" "c98265cb4553a17ca4970210cea724891733d61abccd2ec59f821900452db1fa"`
Dec 11 15:50:26.236 INFO [stdout] c98265cb4553a17ca4970210cea724891733d61abccd2ec59f821900452db1fa