[INFO] cloning repository https://github.com/jackmcguinness-1/sudoku-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackmcguinness-1/sudoku-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmcguinness-1%2Fsudoku-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmcguinness-1%2Fsudoku-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5536f098ad57d918006971dc53e1b571644481b0 [INFO] testing jackmcguinness-1/sudoku-rs against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmcguinness-1%2Fsudoku-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jackmcguinness-1/sudoku-rs on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jackmcguinness-1/sudoku-rs [INFO] finished tweaking git repo https://github.com/jackmcguinness-1/sudoku-rs [INFO] tweaked toml for git repo https://github.com/jackmcguinness-1/sudoku-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jackmcguinness-1/sudoku-rs 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" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae06dc28eb31e22281d343f764f9510efc34a1a53dbac2d9c64a2f0aaf776c0e [INFO] running `Command { std: "docker" "start" "-a" "ae06dc28eb31e22281d343f764f9510efc34a1a53dbac2d9c64a2f0aaf776c0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae06dc28eb31e22281d343f764f9510efc34a1a53dbac2d9c64a2f0aaf776c0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae06dc28eb31e22281d343f764f9510efc34a1a53dbac2d9c64a2f0aaf776c0e", kill_on_drop: false }` [INFO] [stdout] ae06dc28eb31e22281d343f764f9510efc34a1a53dbac2d9c64a2f0aaf776c0e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a83f94f9fb12bb5f8a20cffd4ce595346f302a0d1094c6033f9c38a7bdb0fc96 [INFO] running `Command { std: "docker" "start" "-a" "a83f94f9fb12bb5f8a20cffd4ce595346f302a0d1094c6033f9c38a7bdb0fc96", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | for i in 0..81 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Collapsable` is never used [INFO] [stdout] --> src/main.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | trait Collapsable { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Sp` is never constructed [INFO] [stdout] --> src/main.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct Sp { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Sp` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `display` is never used [INFO] [stdout] --> src/main.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Sp { [INFO] [stdout] | ------- method in this implementation [INFO] [stdout] 13 | pub fn display(&self) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Grid` is never used [INFO] [stdout] --> src/main.rs:49:6 [INFO] [stdout] | [INFO] [stdout] 49 | type Grid = [[u8; 9]; 9]; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `GridSp` is never used [INFO] [stdout] --> src/main.rs:51:6 [INFO] [stdout] | [INFO] [stdout] 51 | type GridSp = [[Sp; 9]; 9]; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Printable` is never used [INFO] [stdout] --> src/main.rs:53:7 [INFO] [stdout] | [INFO] [stdout] 53 | trait Printable { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_square` is never used [INFO] [stdout] --> src/main.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn get_square(arr: &[[T; 9]; 9], row: usize, col: usize) -> [T; 8] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_row` is never used [INFO] [stdout] --> src/main.rs:88:4 [INFO] [stdout] | [INFO] [stdout] 88 | fn get_row(arr: &[[T; 9]; 9], row: usize, col: usize) -> [T; 8] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_col` is never used [INFO] [stdout] --> src/main.rs:103:4 [INFO] [stdout] | [INFO] [stdout] 103 | fn get_col(arr: &[[T; 9]; 9], row: usize, col: usize) -> [T; 8] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_sp` is never used [INFO] [stdout] --> src/main.rs:119:4 [INFO] [stdout] | [INFO] [stdout] 119 | fn build_sp(grid: &Grid) -> GridSp { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reduce_sp` is never used [INFO] [stdout] --> src/main.rs:136:4 [INFO] [stdout] | [INFO] [stdout] 136 | fn reduce_sp(sp: &GridSp) -> GridSp { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/main.rs:173:4 [INFO] [stdout] | [INFO] [stdout] 173 | fn solve(initial_grid: &mut Grid) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "a83f94f9fb12bb5f8a20cffd4ce595346f302a0d1094c6033f9c38a7bdb0fc96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a83f94f9fb12bb5f8a20cffd4ce595346f302a0d1094c6033f9c38a7bdb0fc96", kill_on_drop: false }` [INFO] [stdout] a83f94f9fb12bb5f8a20cffd4ce595346f302a0d1094c6033f9c38a7bdb0fc96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ceed1b5acbe6cda8492d02d5f8c31d49ee6966bebd6dfb4daaf637585e7ba40f [INFO] running `Command { std: "docker" "start" "-a" "ceed1b5acbe6cda8492d02d5f8c31d49ee6966bebd6dfb4daaf637585e7ba40f", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | for i in 0..81 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "ceed1b5acbe6cda8492d02d5f8c31d49ee6966bebd6dfb4daaf637585e7ba40f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ceed1b5acbe6cda8492d02d5f8c31d49ee6966bebd6dfb4daaf637585e7ba40f", kill_on_drop: false }` [INFO] [stdout] ceed1b5acbe6cda8492d02d5f8c31d49ee6966bebd6dfb4daaf637585e7ba40f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f2e803e4d5151e9d89f30d8d6ffd4fa259b5b1bda50c11e05a518aed5a8c0b2e [INFO] running `Command { std: "docker" "start" "-a" "f2e803e4d5151e9d89f30d8d6ffd4fa259b5b1bda50c11e05a518aed5a8c0b2e", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 178 | for i in 0..81 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku-54c8e8545aacd883) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::test_build_grid_sp ... ok [INFO] [stdout] test tests::test_get_col ... ok [INFO] [stdout] test tests::test_get_square ... ok [INFO] [stdout] test tests::test_get_row ... ok [INFO] [stdout] test tests::test_solve ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f2e803e4d5151e9d89f30d8d6ffd4fa259b5b1bda50c11e05a518aed5a8c0b2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2e803e4d5151e9d89f30d8d6ffd4fa259b5b1bda50c11e05a518aed5a8c0b2e", kill_on_drop: false }` [INFO] [stdout] f2e803e4d5151e9d89f30d8d6ffd4fa259b5b1bda50c11e05a518aed5a8c0b2e