[INFO] cloning repository https://github.com/AQUIN0S/rust-sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AQUIN0S/rust-sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAQUIN0S%2Frust-sudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAQUIN0S%2Frust-sudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a62884f211ee66bce14c6843a2ed3b0a8f84e8e7
[INFO] testing AQUIN0S/rust-sudoku against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAQUIN0S%2Frust-sudoku" "/workspace/builds/worker-47/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AQUIN0S/rust-sudoku on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AQUIN0S/rust-sudoku
[INFO] finished tweaking git repo https://github.com/AQUIN0S/rust-sudoku
[INFO] tweaked toml for git repo https://github.com/AQUIN0S/rust-sudoku written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate git repo https://github.com/AQUIN0S/rust-sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8c565b60eb3de3c3363fb94458909901eda3f08d5754255c6ea185fc512b532
[INFO] running `Command { std: "docker" "start" "-a" "f8c565b60eb3de3c3363fb94458909901eda3f08d5754255c6ea185fc512b532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8c565b60eb3de3c3363fb94458909901eda3f08d5754255c6ea185fc512b532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c565b60eb3de3c3363fb94458909901eda3f08d5754255c6ea185fc512b532", kill_on_drop: false }`
[INFO] [stdout] f8c565b60eb3de3c3363fb94458909901eda3f08d5754255c6ea185fc512b532
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fade61566561ec5609722a7cbf56ffd592fb881dee269a66f36d0205cd202add
[INFO] running `Command { std: "docker" "start" "-a" "fade61566561ec5609722a7cbf56ffd592fb881dee269a66f36d0205cd202add", kill_on_drop: false }`
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `set_fixed_number`
[INFO] [stdout]   --> src/grid/item/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn set_fixed_number(&mut self, value: u8) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `toggle_note`
[INFO] [stdout]   --> src/grid/item/mod.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn toggle_note(&mut self, value: u8) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_guess`
[INFO] [stdout]   --> src/grid/mod.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn check_guess(guess: &Item, solution: &Item) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `toggle_note`
[INFO] [stdout]   --> src/grid/mod.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn toggle_note(&mut self, value: u8, row: usize, col: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `toggle_number`
[INFO] [stdout]   --> src/grid/mod.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn toggle_number(&mut self, value: u8, row: usize, col: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_fixed_number`
[INFO] [stdout]   --> src/grid/mod.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn set_fixed_number(&mut self, value: u8, row: usize, col: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SudokuPuzzle`
[INFO] [stdout]  --> src/puzzle.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct SudokuPuzzle {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "fade61566561ec5609722a7cbf56ffd592fb881dee269a66f36d0205cd202add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fade61566561ec5609722a7cbf56ffd592fb881dee269a66f36d0205cd202add", kill_on_drop: false }`
[INFO] [stdout] fade61566561ec5609722a7cbf56ffd592fb881dee269a66f36d0205cd202add
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14ccd192246fef366fea732159caeb0e70ba41a3b7998e8f3d6c90a8f7fc3875
[INFO] running `Command { std: "docker" "start" "-a" "14ccd192246fef366fea732159caeb0e70ba41a3b7998e8f3d6c90a8f7fc3875", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `set_fixed_number`
[INFO] [stdout]   --> src/grid/item/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn set_fixed_number(&mut self, value: u8) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_guess`
[INFO] [stdout]   --> src/grid/mod.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn check_guess(guess: &Item, solution: &Item) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `toggle_note`
[INFO] [stdout]   --> src/grid/mod.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn toggle_note(&mut self, value: u8, row: usize, col: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `toggle_number`
[INFO] [stdout]   --> src/grid/mod.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn toggle_number(&mut self, value: u8, row: usize, col: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_fixed_number`
[INFO] [stdout]   --> src/grid/mod.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn set_fixed_number(&mut self, value: u8, row: usize, col: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SudokuPuzzle`
[INFO] [stdout]  --> src/puzzle.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct SudokuPuzzle {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 47s
[INFO] running `Command { std: "docker" "inspect" "14ccd192246fef366fea732159caeb0e70ba41a3b7998e8f3d6c90a8f7fc3875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14ccd192246fef366fea732159caeb0e70ba41a3b7998e8f3d6c90a8f7fc3875", kill_on_drop: false }`
[INFO] [stdout] 14ccd192246fef366fea732159caeb0e70ba41a3b7998e8f3d6c90a8f7fc3875
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dfc7f98dfe623af7081f34628bc08f3c9988f4e595224af5ea53e338a50cda68
[INFO] running `Command { std: "docker" "start" "-a" "dfc7f98dfe623af7081f34628bc08f3c9988f4e595224af5ea53e338a50cda68", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `set_fixed_number`
[INFO] [stderr]   --> src/grid/item/mod.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn set_fixed_number(&mut self, value: u8) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `check_guess`
[INFO] [stderr]   --> src/grid/mod.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn check_guess(guess: &Item, solution: &Item) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `toggle_note`
[INFO] [stderr]   --> src/grid/mod.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn toggle_note(&mut self, value: u8, row: usize, col: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `toggle_number`
[INFO] [stderr]   --> src/grid/mod.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn toggle_number(&mut self, value: u8, row: usize, col: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_fixed_number`
[INFO] [stderr]   --> src/grid/mod.rs:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn set_fixed_number(&mut self, value: u8, row: usize, col: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SudokuPuzzle`
[INFO] [stderr]  --> src/puzzle.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct SudokuPuzzle {
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-93c0040d4807823f)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test grid::item::tests::compare_notes ... ok
[INFO] [stdout] test grid::item::tests::compare_number ... ok
[INFO] [stdout] test grid::item::value::tests::compare ... ok
[INFO] [stdout] test grid::item::value::tests::compare_u8 ... ok
[INFO] [stdout] test grid::item::value::tests::create ... ok
[INFO] [stdout] test grid::item::value::tests::get ... ok
[INFO] [stdout] test grid::item::value::tests::set ... ok
[INFO] [stdout] test grid::item::value::tests::panic_creating_0 - should panic ... ok
[INFO] [stdout] test grid::item::value::tests::panic_creating_10 - should panic ... ok
[INFO] [stdout] test grid::item::value::tests::panic_setting_0 - should panic ... ok
[INFO] [stdout] test grid::item::value::tests::panic_setting_10 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dfc7f98dfe623af7081f34628bc08f3c9988f4e595224af5ea53e338a50cda68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfc7f98dfe623af7081f34628bc08f3c9988f4e595224af5ea53e338a50cda68", kill_on_drop: false }`
[INFO] [stdout] dfc7f98dfe623af7081f34628bc08f3c9988f4e595224af5ea53e338a50cda68