[INFO] cloning repository https://github.com/eversonrosed/chessrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eversonrosed/chessrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feversonrosed%2Fchessrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feversonrosed%2Fchessrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4b164370c227def006179c430d64e9edbfa8e56
[INFO] checking eversonrosed/chessrs against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feversonrosed%2Fchessrs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eversonrosed/chessrs on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eversonrosed/chessrs
[INFO] finished tweaking git repo https://github.com/eversonrosed/chessrs
[INFO] tweaked toml for git repo https://github.com/eversonrosed/chessrs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/eversonrosed/chessrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f027b1e628090de0136c10e52cf4aa45a13dff7c935685ebecb628ceac5610f
[INFO] running `Command { std: "docker" "start" "-a" "2f027b1e628090de0136c10e52cf4aa45a13dff7c935685ebecb628ceac5610f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f027b1e628090de0136c10e52cf4aa45a13dff7c935685ebecb628ceac5610f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f027b1e628090de0136c10e52cf4aa45a13dff7c935685ebecb628ceac5610f", kill_on_drop: false }`
[INFO] [stdout] 2f027b1e628090de0136c10e52cf4aa45a13dff7c935685ebecb628ceac5610f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 267dee514338c30fdd481e2c4db52b82009c50616482939757ac2d97d8995414
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "267dee514338c30fdd481e2c4db52b82009c50616482939757ac2d97d8995414", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking chessrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `move_origin`
[INFO] [stdout]   --> src/pieces/mod.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn sliding_move_occlusion(move_origin: Square, move_bitboard: Bitboard, w_occ_bb: Bitboard, b_occ_bb: Bitboard) -> Bitboard {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_origin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `move_bitboard`
[INFO] [stdout]   --> src/pieces/mod.rs:24:52
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn sliding_move_occlusion(move_origin: Square, move_bitboard: Bitboard, w_occ_bb: Bitboard, b_occ_bb: Bitboard) -> Bitboard {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_bitboard`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w_occ_bb`
[INFO] [stdout]   --> src/pieces/mod.rs:24:77
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn sliding_move_occlusion(move_origin: Square, move_bitboard: Bitboard, w_occ_bb: Bitboard, b_occ_bb: Bitboard) -> Bitboard {
[INFO] [stdout]    |                                                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_w_occ_bb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_occ_bb`
[INFO] [stdout]   --> src/pieces/mod.rs:24:97
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn sliding_move_occlusion(move_origin: Square, move_bitboard: Bitboard, w_occ_bb: Bitboard, b_occ_bb: Bitboard) -> Bitboard {
[INFO] [stdout]    |                                                                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_b_occ_bb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `move_origin`
[INFO] [stdout]   --> src/pieces/mod.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn sliding_move_occlusion(move_origin: Square, move_bitboard: Bitboard, w_occ_bb: Bitboard, b_occ_bb: Bitboard) -> Bitboard {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_origin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `move_bitboard`
[INFO] [stdout]   --> src/pieces/mod.rs:24:52
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn sliding_move_occlusion(move_origin: Square, move_bitboard: Bitboard, w_occ_bb: Bitboard, b_occ_bb: Bitboard) -> Bitboard {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_bitboard`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w_occ_bb`
[INFO] [stdout]   --> src/pieces/mod.rs:24:77
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn sliding_move_occlusion(move_origin: Square, move_bitboard: Bitboard, w_occ_bb: Bitboard, b_occ_bb: Bitboard) -> Bitboard {
[INFO] [stdout]    |                                                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_w_occ_bb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_occ_bb`
[INFO] [stdout]   --> src/pieces/mod.rs:24:97
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn sliding_move_occlusion(move_origin: Square, move_bitboard: Bitboard, w_occ_bb: Bitboard, b_occ_bb: Bitboard) -> Bitboard {
[INFO] [stdout]    |                                                                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_b_occ_bb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `w_pawn_moves`
[INFO] [stdout]  --> src/pieces/pawn.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn w_pawn_moves(board: Board) -> Bitboard {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `w_pawn_attacks`
[INFO] [stdout]  --> src/pieces/pawn.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn w_pawn_attacks(board: &Board) -> Bitboard {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `w_pawn_captures`
[INFO] [stdout]   --> src/pieces/pawn.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn w_pawn_captures(board: &Board) -> Bitboard {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `b_pawn_moves`
[INFO] [stdout]   --> src/pieces/pawn.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn b_pawn_moves(board: &Board) -> Bitboard {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `b_pawn_attacks`
[INFO] [stdout]   --> src/pieces/pawn.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn b_pawn_attacks(board: &Board) -> Bitboard {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `b_pawn_captures`
[INFO] [stdout]   --> src/pieces/pawn.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn b_pawn_captures(board: &Board) -> Bitboard {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_square_occupied`
[INFO] [stdout]   --> src/boards/bitboard.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn is_square_occupied(&self, sq: Square) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `all_squares_occupied`
[INFO] [stdout]   --> src/boards/bitboard.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub(crate) fn all_squares_occupied(&self) -> Vec<Square> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `w_pawn_moves`
[INFO] [stdout]  --> src/pieces/pawn.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn w_pawn_moves(board: Board) -> Bitboard {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `w_pawn_attacks`
[INFO] [stdout]  --> src/pieces/pawn.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn w_pawn_attacks(board: &Board) -> Bitboard {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `w_pawn_captures`
[INFO] [stdout]   --> src/pieces/pawn.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn w_pawn_captures(board: &Board) -> Bitboard {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `b_pawn_moves`
[INFO] [stdout]   --> src/pieces/pawn.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn b_pawn_moves(board: &Board) -> Bitboard {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `b_pawn_attacks`
[INFO] [stdout]   --> src/pieces/pawn.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn b_pawn_attacks(board: &Board) -> Bitboard {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `b_pawn_captures`
[INFO] [stdout]   --> src/pieces/pawn.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn b_pawn_captures(board: &Board) -> Bitboard {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_square_occupied`
[INFO] [stdout]   --> src/boards/bitboard.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn is_square_occupied(&self, sq: Square) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `all_squares_occupied`
[INFO] [stdout]   --> src/boards/bitboard.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub(crate) fn all_squares_occupied(&self) -> Vec<Square> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chessrs::mapping::Square`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chessrs::mapping::Square;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chessrs::pieces::sliding_move_occlusion`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use chessrs::pieces::sliding_move_occlusion;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let board = Board::init();
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chessrs::mapping::Square`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chessrs::mapping::Square;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chessrs::pieces::sliding_move_occlusion`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use chessrs::pieces::sliding_move_occlusion;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let board = Board::init();
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "267dee514338c30fdd481e2c4db52b82009c50616482939757ac2d97d8995414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267dee514338c30fdd481e2c4db52b82009c50616482939757ac2d97d8995414", kill_on_drop: false }`
[INFO] [stdout] 267dee514338c30fdd481e2c4db52b82009c50616482939757ac2d97d8995414