[INFO] cloning repository https://github.com/tomvidm/rust-sudoku-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomvidm/rust-sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomvidm%2Frust-sudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomvidm%2Frust-sudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9778d53891d8a991798dcffb2afeb743bbc9da94
[INFO] checking tomvidm/rust-sudoku-solver against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomvidm%2Frust-sudoku-solver" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomvidm/rust-sudoku-solver on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tomvidm/rust-sudoku-solver
[INFO] finished tweaking git repo https://github.com/tomvidm/rust-sudoku-solver
[INFO] tweaked toml for git repo https://github.com/tomvidm/rust-sudoku-solver written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tomvidm/rust-sudoku-solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.73
[INFO] [stderr]   Downloaded serde_json v1.0.26
[INFO] [stderr]   Downloaded ryu v0.2.4
[INFO] [stderr]   Downloaded serde v1.0.73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddbe759c796d17d89398e1d8119f6ed47bd256723075d0ef29625823c0dede55
[INFO] running `Command { std: "docker" "start" "-a" "ddbe759c796d17d89398e1d8119f6ed47bd256723075d0ef29625823c0dede55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddbe759c796d17d89398e1d8119f6ed47bd256723075d0ef29625823c0dede55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbe759c796d17d89398e1d8119f6ed47bd256723075d0ef29625823c0dede55", kill_on_drop: false }`
[INFO] [stdout] ddbe759c796d17d89398e1d8119f6ed47bd256723075d0ef29625823c0dede55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32c833a37ce024d7874442f3637dd143ccd521f64bdd690c13ad81f2b5b15349
[INFO] running `Command { std: "docker" "start" "-a" "32c833a37ce024d7874442f3637dd143ccd521f64bdd690c13ad81f2b5b15349", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling serde v1.0.73
[INFO] [stderr]    Compiling ryu v0.2.4
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling serde_derive v1.0.73
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |         self.allowed_in_row[(row as usize)][(value as usize) - 1]
[INFO] [stdout]     |                             ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 -         self.allowed_in_row[(row as usize)][(value as usize) - 1]
[INFO] [stdout] 100 +         self.allowed_in_row[row as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:104:29
[INFO] [stdout]     |
[INFO] [stdout] 104 |         self.allowed_in_col[(col as usize)][(value as usize) - 1]
[INFO] [stdout]     |                             ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 -         self.allowed_in_col[(col as usize)][(value as usize) - 1]
[INFO] [stdout] 104 +         self.allowed_in_col[col as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:108:32
[INFO] [stdout]     |
[INFO] [stdout] 108 |         self.allowed_in_square[(square as usize)][(value as usize) - 1]
[INFO] [stdout]     |                                ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 108 -         self.allowed_in_square[(square as usize)][(value as usize) - 1]
[INFO] [stdout] 108 +         self.allowed_in_square[square as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::sugame::Game`
[INFO] [stdout]  --> src/su/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::sugame::Game;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |         self.allowed_in_row[(row as usize)][(value as usize) - 1]
[INFO] [stdout]     |                             ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 -         self.allowed_in_row[(row as usize)][(value as usize) - 1]
[INFO] [stdout] 100 +         self.allowed_in_row[row as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:104:29
[INFO] [stdout]     |
[INFO] [stdout] 104 |         self.allowed_in_col[(col as usize)][(value as usize) - 1]
[INFO] [stdout]     |                             ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 -         self.allowed_in_col[(col as usize)][(value as usize) - 1]
[INFO] [stdout] 104 +         self.allowed_in_col[col as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:108:32
[INFO] [stdout]     |
[INFO] [stdout] 108 |         self.allowed_in_square[(square as usize)][(value as usize) - 1]
[INFO] [stdout]     |                                ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 108 -         self.allowed_in_square[(square as usize)][(value as usize) - 1]
[INFO] [stdout] 108 +         self.allowed_in_square[square as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::sugame::Game`
[INFO] [stdout]  --> src/su/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::sugame::Game;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coord`
[INFO] [stdout]   --> src/su/board.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 let coord = Coord::new(r, c);
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_coord`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_entry`
[INFO] [stdout]    --> src/su/board.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let old_entry = Move::new_from_coord_and_value(coord, old_value);
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coord`
[INFO] [stdout]   --> src/su/board.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 let coord = Coord::new(r, c);
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_coord`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/su/board.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut board = Board::new_from_array(valid_raw_board);
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/su/board.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut board = Board::new_from_array(valid_raw_board);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_entry`
[INFO] [stdout]    --> src/su/board.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let old_entry = Move::new_from_coord_and_value(coord, old_value);
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `raw_board_struct`
[INFO] [stdout]   --> src/su/sugame.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let raw_board_struct = raw_board.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_raw_board_struct`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let board = su::Board::new();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/su/sugame.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct RawBoard {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 9 |     data: [[i8; 9]; 9]
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Game` is never constructed
[INFO] [stdout]   --> src/su/sugame.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Game {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `test_game` is never used
[INFO] [stdout]   --> src/su/sugame.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Game {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 17 |     fn test_game() -> Option<Game> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `raw_board_struct`
[INFO] [stdout]   --> src/su/sugame.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let raw_board_struct = raw_board.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_raw_board_struct`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]   --> src/su/sugame.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let game = Game::test_game();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let board = su::Board::new();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/su/sugame.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct RawBoard {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 9 |     data: [[i8; 9]; 9]
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `board` is never read
[INFO] [stdout]   --> src/su/sugame.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Game {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 13 |     board: Board,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.69s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] running `Command { std: "docker" "inspect" "32c833a37ce024d7874442f3637dd143ccd521f64bdd690c13ad81f2b5b15349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32c833a37ce024d7874442f3637dd143ccd521f64bdd690c13ad81f2b5b15349", kill_on_drop: false }`
[INFO] [stdout] 32c833a37ce024d7874442f3637dd143ccd521f64bdd690c13ad81f2b5b15349
[INFO] checking tomvidm/rust-sudoku-solver against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomvidm%2Frust-sudoku-solver" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomvidm/rust-sudoku-solver on toolchain 7622c0f807a4e13c4db886a1681bf343795692df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tomvidm/rust-sudoku-solver
[INFO] finished tweaking git repo https://github.com/tomvidm/rust-sudoku-solver
[INFO] tweaked toml for git repo https://github.com/tomvidm/rust-sudoku-solver written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tomvidm/rust-sudoku-solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16762eda49d34cf826cc875537ae47d8c9baa8333124d70afc9eb4fd78149c23
[INFO] running `Command { std: "docker" "start" "-a" "16762eda49d34cf826cc875537ae47d8c9baa8333124d70afc9eb4fd78149c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16762eda49d34cf826cc875537ae47d8c9baa8333124d70afc9eb4fd78149c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16762eda49d34cf826cc875537ae47d8c9baa8333124d70afc9eb4fd78149c23", kill_on_drop: false }`
[INFO] [stdout] 16762eda49d34cf826cc875537ae47d8c9baa8333124d70afc9eb4fd78149c23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Dnon_local_definitions" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa97cc32c84126821e019e76157afecd19d8bfbcf4ec38009f3dc3268728b83b
[INFO] running `Command { std: "docker" "start" "-a" "fa97cc32c84126821e019e76157afecd19d8bfbcf4ec38009f3dc3268728b83b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling serde v1.0.73
[INFO] [stderr]    Compiling ryu v0.2.4
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling serde_derive v1.0.73
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |         self.allowed_in_row[(row as usize)][(value as usize) - 1]
[INFO] [stdout]     |                             ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 -         self.allowed_in_row[(row as usize)][(value as usize) - 1]
[INFO] [stdout] 100 +         self.allowed_in_row[row as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:104:29
[INFO] [stdout]     |
[INFO] [stdout] 104 |         self.allowed_in_col[(col as usize)][(value as usize) - 1]
[INFO] [stdout]     |                             ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 -         self.allowed_in_col[(col as usize)][(value as usize) - 1]
[INFO] [stdout] 104 +         self.allowed_in_col[col as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:108:32
[INFO] [stdout]     |
[INFO] [stdout] 108 |         self.allowed_in_square[(square as usize)][(value as usize) - 1]
[INFO] [stdout]     |                                ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 108 -         self.allowed_in_square[(square as usize)][(value as usize) - 1]
[INFO] [stdout] 108 +         self.allowed_in_square[square as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::sugame::Game`
[INFO] [stdout]  --> src/su/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::sugame::Game;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coord`
[INFO] [stdout]   --> src/su/board.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 let coord = Coord::new(r, c);
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_coord`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_entry`
[INFO] [stdout]    --> src/su/board.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let old_entry = Move::new_from_coord_and_value(coord, old_value);
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/su/board.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut board = Board::new_from_array(valid_raw_board);
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/su/board.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut board = Board::new_from_array(valid_raw_board);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `raw_board_struct`
[INFO] [stdout]   --> src/su/sugame.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let raw_board_struct = raw_board.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_raw_board_struct`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]   --> src/su/sugame.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let game = Game::test_game();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let board = su::Board::new();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/su/sugame.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct RawBoard {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 9 |     data: [[i8; 9]; 9]
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `board` is never read
[INFO] [stdout]   --> src/su/sugame.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Game {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 13 |     board: Board,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]  --> src/su/sugame.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Deserialize)]
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_RawBoard`
[INFO] [stdout]   = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]   = note: requested on the command line with `-D non-local-definitions`
[INFO] [stdout]   = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |         self.allowed_in_row[(row as usize)][(value as usize) - 1]
[INFO] [stdout]     |                             ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 -         self.allowed_in_row[(row as usize)][(value as usize) - 1]
[INFO] [stdout] 100 +         self.allowed_in_row[row as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sudoku` (bin "sudoku" test) due to 2 previous errors; 13 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:104:29
[INFO] [stdout]     |
[INFO] [stdout] 104 |         self.allowed_in_col[(col as usize)][(value as usize) - 1]
[INFO] [stdout]     |                             ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 -         self.allowed_in_col[(col as usize)][(value as usize) - 1]
[INFO] [stdout] 104 +         self.allowed_in_col[col as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/su/board.rs:108:32
[INFO] [stdout]     |
[INFO] [stdout] 108 |         self.allowed_in_square[(square as usize)][(value as usize) - 1]
[INFO] [stdout]     |                                ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 108 -         self.allowed_in_square[(square as usize)][(value as usize) - 1]
[INFO] [stdout] 108 +         self.allowed_in_square[square as usize][(value as usize) - 1]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::sugame::Game`
[INFO] [stdout]  --> src/su/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::sugame::Game;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coord`
[INFO] [stdout]   --> src/su/board.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 let coord = Coord::new(r, c);
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_coord`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_entry`
[INFO] [stdout]    --> src/su/board.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let old_entry = Move::new_from_coord_and_value(coord, old_value);
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `raw_board_struct`
[INFO] [stdout]   --> src/su/sugame.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let raw_board_struct = raw_board.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_raw_board_struct`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let board = su::Board::new();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/su/sugame.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct RawBoard {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 9 |     data: [[i8; 9]; 9]
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Game` is never constructed
[INFO] [stdout]   --> src/su/sugame.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Game {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `test_game` is never used
[INFO] [stdout]   --> src/su/sugame.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Game {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 17 |     fn test_game() -> Option<Game> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]  --> src/su/sugame.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Deserialize)]
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_RawBoard`
[INFO] [stdout]   = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]   = note: requested on the command line with `-D non-local-definitions`
[INFO] [stdout]   = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sudoku` (bin "sudoku") due to 2 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fa97cc32c84126821e019e76157afecd19d8bfbcf4ec38009f3dc3268728b83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa97cc32c84126821e019e76157afecd19d8bfbcf4ec38009f3dc3268728b83b", kill_on_drop: false }`
[INFO] [stdout] fa97cc32c84126821e019e76157afecd19d8bfbcf4ec38009f3dc3268728b83b
