[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] testing tomvidm/rust-sudoku-solver against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomvidm%2Frust-sudoku-solver" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomvidm/rust-sudoku-solver on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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-0-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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.73
[INFO] [stderr]   Downloaded serde v1.0.73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faff20d885ea960e21370b844bd535dd53f00bef1b8fca5831822249a488c9dd
[INFO] running `Command { std: "docker" "start" "-a" "faff20d885ea960e21370b844bd535dd53f00bef1b8fca5831822249a488c9dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faff20d885ea960e21370b844bd535dd53f00bef1b8fca5831822249a488c9dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faff20d885ea960e21370b844bd535dd53f00bef1b8fca5831822249a488c9dd", kill_on_drop: false }`
[INFO] [stdout] faff20d885ea960e21370b844bd535dd53f00bef1b8fca5831822249a488c9dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcfb511e033e3fee29141f9c15961f1a3ef7ca8d195007f25ee42cb6f30e2374
[INFO] running `Command { std: "docker" "start" "-a" "dcfb511e033e3fee29141f9c15961f1a3ef7ca8d195007f25ee42cb6f30e2374", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling ryu v0.2.4
[INFO] [stderr]    Compiling serde v1.0.73
[INFO] [stderr]    Compiling 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]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling 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: `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: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.37s
[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 2`
[INFO] running `Command { std: "docker" "inspect" "dcfb511e033e3fee29141f9c15961f1a3ef7ca8d195007f25ee42cb6f30e2374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcfb511e033e3fee29141f9c15961f1a3ef7ca8d195007f25ee42cb6f30e2374", kill_on_drop: false }`
[INFO] [stdout] dcfb511e033e3fee29141f9c15961f1a3ef7ca8d195007f25ee42cb6f30e2374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d4c773f051bacf23e584918f56aecf72e7be13fdd7d28c79c0535f4fa9e12ee
[INFO] running `Command { std: "docker" "start" "-a" "2d4c773f051bacf23e584918f56aecf72e7be13fdd7d28c79c0535f4fa9e12ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[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 2`
[INFO] running `Command { std: "docker" "inspect" "2d4c773f051bacf23e584918f56aecf72e7be13fdd7d28c79c0535f4fa9e12ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4c773f051bacf23e584918f56aecf72e7be13fdd7d28c79c0535f4fa9e12ee", kill_on_drop: false }`
[INFO] [stdout] 2d4c773f051bacf23e584918f56aecf72e7be13fdd7d28c79c0535f4fa9e12ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21ecc131feda53ae2f7b3a39cf5fa6b39cec89efd32ef4659280c0e0535c61ba
[INFO] running `Command { std: "docker" "start" "-a" "21ecc131feda53ae2f7b3a39cf5fa6b39cec89efd32ef4659280c0e0535c61ba", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/su/board.rs:100:29
[INFO] [stderr]     |
[INFO] [stderr] 100 |         self.allowed_in_row[(row as usize)][(value as usize) - 1]
[INFO] [stderr]     |                             ^            ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 100 -         self.allowed_in_row[(row as usize)][(value as usize) - 1]
[INFO] [stderr] 100 +         self.allowed_in_row[row as usize][(value as usize) - 1]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/su/board.rs:104:29
[INFO] [stderr]     |
[INFO] [stderr] 104 |         self.allowed_in_col[(col as usize)][(value as usize) - 1]
[INFO] [stderr]     |                             ^            ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 104 -         self.allowed_in_col[(col as usize)][(value as usize) - 1]
[INFO] [stderr] 104 +         self.allowed_in_col[col as usize][(value as usize) - 1]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/su/board.rs:108:32
[INFO] [stderr]     |
[INFO] [stderr] 108 |         self.allowed_in_square[(square as usize)][(value as usize) - 1]
[INFO] [stderr]     |                                ^               ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 108 -         self.allowed_in_square[(square as usize)][(value as usize) - 1]
[INFO] [stderr] 108 +         self.allowed_in_square[square as usize][(value as usize) - 1]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::sugame::Game`
[INFO] [stderr]  --> src/su/mod.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use self::sugame::Game;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `coord`
[INFO] [stderr]   --> src/su/board.rs:80:21
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 let coord = Coord::new(r, c);
[INFO] [stderr]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_coord`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `old_entry`
[INFO] [stderr]    --> src/su/board.rs:174:17
[INFO] [stderr]     |
[INFO] [stderr] 174 |             let old_entry = Move::new_from_coord_and_value(coord, old_value);
[INFO] [stderr]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_entry`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/su/board.rs:205:13
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let mut board = Board::new_from_array(valid_raw_board);
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/su/board.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let mut board = Board::new_from_array(valid_raw_board);
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `raw_board_struct`
[INFO] [stderr]   --> src/su/sugame.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let raw_board_struct = raw_board.clone();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_raw_board_struct`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `game`
[INFO] [stderr]   --> src/su/sugame.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let game = Game::test_game();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let board = su::Board::new();
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: field `data` is never read
[INFO] [stderr]  --> src/su/sugame.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct RawBoard {
[INFO] [stderr]   |        -------- field in this struct
[INFO] [stderr] 9 |     data: [[i8; 9]; 9]
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `board` is never read
[INFO] [stderr]   --> src/su/sugame.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Game {
[INFO] [stderr]    |            ---- field in this struct
[INFO] [stderr] 13 |     board: Board,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 13 warnings (run `cargo fix --bin "sudoku" --tests` to apply 11 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[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 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku-54a28cd9e02a6212)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test su::board::test_valid_board ... ok
[INFO] [stdout] test su::sugame::test_this ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- su::sugame::test_this stdout ----
[INFO] [stdout] [[1,0,0,0,0,0,0,0,0],[0,2,0,0,0,0,0,0,0],[0,0,3,0,0,0,0,0,0],[0,0,0,4,0,0,0,0,0],[0,0,0,0,5,0,0,0,0],[0,0,0,0,0,6,0,0,0],[0,0,0,0,0,0,7,0,0],[0,0,0,0,0,0,0,8,0],[0,0,0,0,0,0,0,0,9]]
[INFO] [stdout] thread 'su::sugame::test_this' panicked at src/su/sugame.rs:51:5:
[INFO] [stdout] assertion failed: false
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55f3ac11028c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55f3ac11028c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55f3ac11028c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55f3ac11028c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55f3ac139dd0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55f3ac139dd0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55f3ac10dc3f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55f3ac110074 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55f3ac110074 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55f3ac111d37 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55f3ac111a23 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55f3ac0ddd67 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x55f3ac0ddd67 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55f3ac112348 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x55f3ac112348 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55f3ac112069 - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x55f3ac110756 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x55f3ac111e02 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55f3ac0a5cf5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55f3ac0a5d93 - core::panicking::panic::h195fc2a96298d4c3
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:127:5
[INFO] [stdout]   20:     0x55f3ac0aa393 - sudoku::su::sugame::test_this::h2422ed0edcb4882f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/su/sugame.rs:51:5
[INFO] [stdout]   21:     0x55f3ac0aa347 - sudoku::su::sugame::test_this::{{closure}}::hba1c12c5195b448f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/su/sugame.rs:48:15
[INFO] [stdout]   22:     0x55f3ac0a6db6 - core::ops::function::FnOnce::call_once::h37423fdfe27c35ed
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55f3ac0e33bf - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55f3ac0e33bf - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   25:     0x55f3ac0e23d5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   26:     0x55f3ac0e23d5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x55f3ac0e23d5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   28:     0x55f3ac0e23d5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   29:     0x55f3ac0e23d5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   30:     0x55f3ac0e23d5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   31:     0x55f3ac0e23d5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   32:     0x55f3ac0aa696 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   33:     0x55f3ac0aa696 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   34:     0x55f3ac0af747 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   35:     0x55f3ac0af747 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x55f3ac0af747 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   37:     0x55f3ac0af747 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   38:     0x55f3ac0af747 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   39:     0x55f3ac0af747 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   40:     0x55f3ac0af747 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x55f3ac116dd5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   42:     0x55f3ac116dd5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x55f3ac116dd5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   44:     0x7f76d7556ac3 - <unknown>
[INFO] [stdout]   45:     0x7f76d75e7bf4 - __clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     su::sugame::test_this
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin sudoku`
[INFO] running `Command { std: "docker" "inspect" "21ecc131feda53ae2f7b3a39cf5fa6b39cec89efd32ef4659280c0e0535c61ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21ecc131feda53ae2f7b3a39cf5fa6b39cec89efd32ef4659280c0e0535c61ba", kill_on_drop: false }`
[INFO] [stdout] 21ecc131feda53ae2f7b3a39cf5fa6b39cec89efd32ef4659280c0e0535c61ba
