[INFO] updating cached repository stardisblue/rust-eternity
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stardisblue/rust-eternity
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stardisblue/rust-eternity" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/stardisblue/rust-eternity"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/stardisblue/rust-eternity'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stardisblue/rust-eternity" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/stardisblue/rust-eternity"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/stardisblue/rust-eternity'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7220fc1abcc5535d98fb4c84f317db8ff54b306c
[INFO] sha for GitHub repo stardisblue/rust-eternity: 7220fc1abcc5535d98fb4c84f317db8ff54b306c
[INFO] validating manifest of stardisblue/rust-eternity on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of stardisblue/rust-eternity on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing stardisblue/rust-eternity
[INFO] finished frobbing stardisblue/rust-eternity
[INFO] frobbed toml for stardisblue/rust-eternity written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/stardisblue/rust-eternity/Cargo.toml
[INFO] started frobbing stardisblue/rust-eternity
[INFO] finished frobbing stardisblue/rust-eternity
[INFO] frobbed toml for stardisblue/rust-eternity written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/stardisblue/rust-eternity/Cargo.toml
[INFO] crate stardisblue/rust-eternity has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking stardisblue/rust-eternity against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-3/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 98638a52a35d665cf1b25f7a5662c5b9080fb2d5e2b8aae4cdcbb897df7255bb
[INFO] running `"docker" "start" "-a" "98638a52a35d665cf1b25f7a5662c5b9080fb2d5e2b8aae4cdcbb897df7255bb"`
[INFO] [stderr]     Checking rust-eternity v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/board.rs:322:13
[INFO] [stderr]     |
[INFO] [stderr] 322 |         let board = BoardGame::new(file_content.lines().map(|line| line.to_string()).collect());
[INFO] [stderr]     |             ^^^^^ help: consider prefixing with an underscore: `_board`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `North`
[INFO] [stderr]   --> src/board.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     North,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `South`
[INFO] [stderr]   --> src/board.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     South,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `West`
[INFO] [stderr]   --> src/board.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     West,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_frontier`
[INFO] [stderr]   --> src/board.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub fn get_frontier(&self, pos: (u8, u8)) -> (Face, Face, Face, Face) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_face`
[INFO] [stderr]    --> src/board.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     pub fn get_face(&self, side: Border) -> Face {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_face_corner`
[INFO] [stderr]    --> src/board.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn get_face_corner(side: Border, a: &u8, b: &u8, borders: &(Border, Border)) -> Face {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_face_border`
[INFO] [stderr]    --> src/board.rs:241:5
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn get_face_border(side: Border, a: &u8, b: &u8, c: &u8, border: &Border) -> Face {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_face_full`
[INFO] [stderr]    --> src/board.rs:270:5
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn get_face_full(side: Border, a: &u8, b: &u8, c: &u8, d: &u8, orientation: &Compass) -> Face {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Border`
[INFO] [stderr]    --> src/board.rs:310:5
[INFO] [stderr]     |
[INFO] [stderr] 310 |     Border,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `None`
[INFO] [stderr]    --> src/board.rs:311:5
[INFO] [stderr]     |
[INFO] [stderr] 311 |     None,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Color`
[INFO] [stderr]    --> src/board.rs:312:5
[INFO] [stderr]     |
[INFO] [stderr] 312 |     Color(u8),
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `North`
[INFO] [stderr]   --> src/board.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     North,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `South`
[INFO] [stderr]   --> src/board.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     South,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `West`
[INFO] [stderr]   --> src/board.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     West,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_frontier`
[INFO] [stderr]   --> src/board.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub fn get_frontier(&self, pos: (u8, u8)) -> (Face, Face, Face, Face) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_face`
[INFO] [stderr]    --> src/board.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     pub fn get_face(&self, side: Border) -> Face {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_face_corner`
[INFO] [stderr]    --> src/board.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn get_face_corner(side: Border, a: &u8, b: &u8, borders: &(Border, Border)) -> Face {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_face_border`
[INFO] [stderr]    --> src/board.rs:241:5
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn get_face_border(side: Border, a: &u8, b: &u8, c: &u8, border: &Border) -> Face {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_face_full`
[INFO] [stderr]    --> src/board.rs:270:5
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn get_face_full(side: Border, a: &u8, b: &u8, c: &u8, d: &u8, orientation: &Compass) -> Face {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Border`
[INFO] [stderr]    --> src/board.rs:310:5
[INFO] [stderr]     |
[INFO] [stderr] 310 |     Border,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `None`
[INFO] [stderr]    --> src/board.rs:311:5
[INFO] [stderr]     |
[INFO] [stderr] 311 |     None,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Color`
[INFO] [stderr]    --> src/board.rs:312:5
[INFO] [stderr]     |
[INFO] [stderr] 312 |     Color(u8),
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "98638a52a35d665cf1b25f7a5662c5b9080fb2d5e2b8aae4cdcbb897df7255bb"`
[INFO] running `"docker" "rm" "-f" "98638a52a35d665cf1b25f7a5662c5b9080fb2d5e2b8aae4cdcbb897df7255bb"`
[INFO] [stdout] 98638a52a35d665cf1b25f7a5662c5b9080fb2d5e2b8aae4cdcbb897df7255bb