Dec 17 14:48:04.217 INFO checking stardisblue/rust-eternity against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 14:48:04.217 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/stardisblue/rust-eternity:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 14:48:04.668 INFO [stdout] 159b9808d2e56a6225952e2aedc9719bf50976d5f4514da11c1f1e852c2c22fd
Dec 17 14:48:04.670 INFO running `"docker" "start" "-a" "159b9808d2e56a6225952e2aedc9719bf50976d5f4514da11c1f1e852c2c22fd"`
Dec 17 14:48:06.252 INFO [stderr]     Checking rust-eternity v0.1.0 (/opt/crater/workdir)
Dec 17 14:48:06.490 INFO [stderr] warning: unused variable: `board`
Dec 17 14:48:06.490 INFO [stderr]    --> src/board.rs:322:13
Dec 17 14:48:06.490 INFO [stderr]     |
Dec 17 14:48:06.490 INFO [stderr] 322 |         let board = BoardGame::new(file_content.lines().map(|line| line.to_string()).collect());
Dec 17 14:48:06.490 INFO [stderr]     |             ^^^^^ help: consider using `_board` instead
Dec 17 14:48:06.490 INFO [stderr]     |
Dec 17 14:48:06.490 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 14:48:06.490 INFO [stderr] 
Dec 17 14:48:06.519 INFO [stderr] warning: variant is never constructed: `North`
Dec 17 14:48:06.519 INFO [stderr]   --> src/board.rs:14:5
Dec 17 14:48:06.519 INFO [stderr]    |
Dec 17 14:48:06.519 INFO [stderr] 14 |     North,
Dec 17 14:48:06.519 INFO [stderr]    |     ^^^^^
Dec 17 14:48:06.519 INFO [stderr]    |
Dec 17 14:48:06.519 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 14:48:06.519 INFO [stderr] 
Dec 17 14:48:06.519 INFO [stderr] warning: variant is never constructed: `South`
Dec 17 14:48:06.519 INFO [stderr]   --> src/board.rs:16:5
Dec 17 14:48:06.519 INFO [stderr]    |
Dec 17 14:48:06.519 INFO [stderr] 16 |     South,
Dec 17 14:48:06.520 INFO [stderr]    |     ^^^^^
Dec 17 14:48:06.520 INFO [stderr] 
Dec 17 14:48:06.520 INFO [stderr] warning: variant is never constructed: `West`
Dec 17 14:48:06.520 INFO [stderr]   --> src/board.rs:17:5
Dec 17 14:48:06.520 INFO [stderr]    |
Dec 17 14:48:06.520 INFO [stderr] 17 |     West,
Dec 17 14:48:06.520 INFO [stderr]    |     ^^^^
Dec 17 14:48:06.520 INFO [stderr] 
Dec 17 14:48:06.520 INFO [stderr] warning: method is never used: `get_frontier`
Dec 17 14:48:06.520 INFO [stderr]   --> src/board.rs:88:5
Dec 17 14:48:06.520 INFO [stderr]    |
Dec 17 14:48:06.520 INFO [stderr] 88 |     pub fn get_frontier(&self, pos: (u8, u8)) -> (Face, Face, Face, Face) {
Dec 17 14:48:06.520 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:48:06.520 INFO [stderr] 
Dec 17 14:48:06.520 INFO [stderr] warning: method is never used: `get_face`
Dec 17 14:48:06.520 INFO [stderr]    --> src/board.rs:184:5
Dec 17 14:48:06.520 INFO [stderr]     |
Dec 17 14:48:06.520 INFO [stderr] 184 |     pub fn get_face(&self, side: Border) -> Face {
Dec 17 14:48:06.520 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:48:06.520 INFO [stderr] 
Dec 17 14:48:06.520 INFO [stderr] warning: method is never used: `get_face_corner`
Dec 17 14:48:06.520 INFO [stderr]    --> src/board.rs:212:5
Dec 17 14:48:06.520 INFO [stderr]     |
Dec 17 14:48:06.520 INFO [stderr] 212 |     fn get_face_corner(side: Border, a: &u8, b: &u8, borders: &(Border, Border)) -> Face {
Dec 17 14:48:06.520 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:48:06.520 INFO [stderr] 
Dec 17 14:48:06.520 INFO [stderr] warning: method is never used: `get_face_border`
Dec 17 14:48:06.520 INFO [stderr]    --> src/board.rs:241:5
Dec 17 14:48:06.520 INFO [stderr]     |
Dec 17 14:48:06.520 INFO [stderr] 241 |     fn get_face_border(side: Border, a: &u8, b: &u8, c: &u8, border: &Border) -> Face {
Dec 17 14:48:06.521 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:48:06.521 INFO [stderr] 
Dec 17 14:48:06.521 INFO [stderr] warning: method is never used: `get_face_full`
Dec 17 14:48:06.521 INFO [stderr]    --> src/board.rs:270:5
Dec 17 14:48:06.521 INFO [stderr]     |
Dec 17 14:48:06.521 INFO [stderr] 270 |     fn get_face_full(side: Border, a: &u8, b: &u8, c: &u8, d: &u8, orientation: &Compass) -> Face {
Dec 17 14:48:06.521 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:48:06.521 INFO [stderr] 
Dec 17 14:48:06.521 INFO [stderr] warning: variant is never constructed: `Border`
Dec 17 14:48:06.521 INFO [stderr]    --> src/board.rs:310:5
Dec 17 14:48:06.521 INFO [stderr]     |
Dec 17 14:48:06.521 INFO [stderr] 310 |     Border,
Dec 17 14:48:06.521 INFO [stderr]     |     ^^^^^^
Dec 17 14:48:06.521 INFO [stderr] 
Dec 17 14:48:06.521 INFO [stderr] warning: variant is never constructed: `None`
Dec 17 14:48:06.521 INFO [stderr]    --> src/board.rs:311:5
Dec 17 14:48:06.521 INFO [stderr]     |
Dec 17 14:48:06.521 INFO [stderr] 311 |     None,
Dec 17 14:48:06.521 INFO [stderr]     |     ^^^^
Dec 17 14:48:06.521 INFO [stderr] 
Dec 17 14:48:06.521 INFO [stderr] warning: variant is never constructed: `Color`
Dec 17 14:48:06.521 INFO [stderr]    --> src/board.rs:312:5
Dec 17 14:48:06.521 INFO [stderr]     |
Dec 17 14:48:06.521 INFO [stderr] 312 |     Color(u8),
Dec 17 14:48:06.521 INFO [stderr]     |     ^^^^^^^^^
Dec 17 14:48:06.521 INFO [stderr] 
Dec 17 14:48:06.571 INFO [stderr] warning: variant is never constructed: `North`
Dec 17 14:48:06.571 INFO [stderr]   --> src/board.rs:14:5
Dec 17 14:48:06.571 INFO [stderr]    |
Dec 17 14:48:06.571 INFO [stderr] 14 |     North,
Dec 17 14:48:06.571 INFO [stderr]    |     ^^^^^
Dec 17 14:48:06.571 INFO [stderr]    |
Dec 17 14:48:06.571 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 14:48:06.571 INFO [stderr] 
Dec 17 14:48:06.571 INFO [stderr] warning: variant is never constructed: `South`
Dec 17 14:48:06.571 INFO [stderr]   --> src/board.rs:16:5
Dec 17 14:48:06.571 INFO [stderr]    |
Dec 17 14:48:06.571 INFO [stderr] 16 |     South,
Dec 17 14:48:06.571 INFO [stderr]    |     ^^^^^
Dec 17 14:48:06.571 INFO [stderr] 
Dec 17 14:48:06.571 INFO [stderr] warning: variant is never constructed: `West`
Dec 17 14:48:06.571 INFO [stderr]   --> src/board.rs:17:5
Dec 17 14:48:06.571 INFO [stderr]    |
Dec 17 14:48:06.571 INFO [stderr] 17 |     West,
Dec 17 14:48:06.571 INFO [stderr]    |     ^^^^
Dec 17 14:48:06.571 INFO [stderr] 
Dec 17 14:48:06.571 INFO [stderr] warning: method is never used: `get_frontier`
Dec 17 14:48:06.571 INFO [stderr]   --> src/board.rs:88:5
Dec 17 14:48:06.571 INFO [stderr]    |
Dec 17 14:48:06.571 INFO [stderr] 88 |     pub fn get_frontier(&self, pos: (u8, u8)) -> (Face, Face, Face, Face) {
Dec 17 14:48:06.571 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:48:06.571 INFO [stderr] 
Dec 17 14:48:06.571 INFO [stderr] warning: method is never used: `get_face`
Dec 17 14:48:06.571 INFO [stderr]    --> src/board.rs:184:5
Dec 17 14:48:06.571 INFO [stderr]     |
Dec 17 14:48:06.571 INFO [stderr] 184 |     pub fn get_face(&self, side: Border) -> Face {
Dec 17 14:48:06.571 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:48:06.571 INFO [stderr] 
Dec 17 14:48:06.571 INFO [stderr] warning: method is never used: `get_face_corner`
Dec 17 14:48:06.571 INFO [stderr]    --> src/board.rs:212:5
Dec 17 14:48:06.571 INFO [stderr]     |
Dec 17 14:48:06.571 INFO [stderr] 212 |     fn get_face_corner(side: Border, a: &u8, b: &u8, borders: &(Border, Border)) -> Face {
Dec 17 14:48:06.571 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:48:06.571 INFO [stderr] 
Dec 17 14:48:06.571 INFO [stderr] warning: method is never used: `get_face_border`
Dec 17 14:48:06.571 INFO [stderr]    --> src/board.rs:241:5
Dec 17 14:48:06.571 INFO [stderr]     |
Dec 17 14:48:06.571 INFO [stderr] 241 |     fn get_face_border(side: Border, a: &u8, b: &u8, c: &u8, border: &Border) -> Face {
Dec 17 14:48:06.571 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:48:06.571 INFO [stderr] 
Dec 17 14:48:06.572 INFO [stderr] warning: method is never used: `get_face_full`
Dec 17 14:48:06.572 INFO [stderr]    --> src/board.rs:270:5
Dec 17 14:48:06.572 INFO [stderr]     |
Dec 17 14:48:06.573 INFO [stderr] 270 |     fn get_face_full(side: Border, a: &u8, b: &u8, c: &u8, d: &u8, orientation: &Compass) -> Face {
Dec 17 14:48:06.573 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:48:06.573 INFO [stderr] 
Dec 17 14:48:06.573 INFO [stderr] warning: variant is never constructed: `Border`
Dec 17 14:48:06.573 INFO [stderr]    --> src/board.rs:310:5
Dec 17 14:48:06.573 INFO [stderr]     |
Dec 17 14:48:06.573 INFO [stderr] 310 |     Border,
Dec 17 14:48:06.573 INFO [stderr]     |     ^^^^^^
Dec 17 14:48:06.573 INFO [stderr] 
Dec 17 14:48:06.573 INFO [stderr] warning: variant is never constructed: `None`
Dec 17 14:48:06.573 INFO [stderr]    --> src/board.rs:311:5
Dec 17 14:48:06.573 INFO [stderr]     |
Dec 17 14:48:06.573 INFO [stderr] 311 |     None,
Dec 17 14:48:06.573 INFO [stderr]     |     ^^^^
Dec 17 14:48:06.573 INFO [stderr] 
Dec 17 14:48:06.573 INFO [stderr] warning: variant is never constructed: `Color`
Dec 17 14:48:06.573 INFO [stderr]    --> src/board.rs:312:5
Dec 17 14:48:06.573 INFO [stderr]     |
Dec 17 14:48:06.573 INFO [stderr] 312 |     Color(u8),
Dec 17 14:48:06.573 INFO [stderr]     |     ^^^^^^^^^
Dec 17 14:48:06.573 INFO [stderr] 
Dec 17 14:48:06.586 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
Dec 17 14:48:07.200 INFO running `"docker" "inspect" "159b9808d2e56a6225952e2aedc9719bf50976d5f4514da11c1f1e852c2c22fd"`
Dec 17 14:48:07.472 INFO running `"docker" "rm" "-f" "159b9808d2e56a6225952e2aedc9719bf50976d5f4514da11c1f1e852c2c22fd"`
Dec 17 14:48:07.796 INFO [stdout] 159b9808d2e56a6225952e2aedc9719bf50976d5f4514da11c1f1e852c2c22fd