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[INFO] crate py_pathfinding 0.1.5 is already in cache
[INFO] crate py_pathfinding 0.1.5 is already in cache
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[INFO] checking py_pathfinding-0.1.5 against master#7308c22c6a8d77e82187e290e1f7459870e48d12 for pr-99447
[INFO] extracting crate py_pathfinding 0.1.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate py_pathfinding 0.1.5 on toolchain 7308c22c6a8d77e82187e290e1f7459870e48d12
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate py_pathfinding 0.1.5
[INFO] finished tweaking crates.io crate py_pathfinding 0.1.5
[INFO] tweaked toml for crates.io crate py_pathfinding 0.1.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate py_pathfinding 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b04d853882b69a5e46aa84c105ab00f7fd2debec662ea2532f8e9cc8848b9e3e
[INFO] running `Command { std: "docker" "start" "-a" "b04d853882b69a5e46aa84c105ab00f7fd2debec662ea2532f8e9cc8848b9e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b04d853882b69a5e46aa84c105ab00f7fd2debec662ea2532f8e9cc8848b9e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b04d853882b69a5e46aa84c105ab00f7fd2debec662ea2532f8e9cc8848b9e3e", kill_on_drop: false }`
[INFO] [stdout] b04d853882b69a5e46aa84c105ab00f7fd2debec662ea2532f8e9cc8848b9e3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 444137765c4a5c84cdef65e27f3dee66d4df5a3c5a607d8d0a8322d1859053a2
[INFO] running `Command { std: "docker" "start" "-a" "444137765c4a5c84cdef65e27f3dee66d4df5a3c5a607d8d0a8322d1859053a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking py_pathfinding v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/algorithms/astar.rs:126:36
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn no_heuristic(_source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `grid` and `came_from_grid` are never read
[INFO] [stdout]    --> src/algorithms/astar.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 149 | struct PathFinder {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 152 |     grid: Array2<u8>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 153 |     came_from_grid: Array2<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `distance` is never used
[INFO] [stdout]   --> src/algorithms/astar.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn distance(&self, other: &Self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `successors` is never used
[INFO] [stdout]   --> src/algorithms/astar.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn successors(&self) -> Vec<(Point2d, u32)> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `update_grid` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:158:8
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn update_grid(&mut self, grid: Array2<u8>) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_point_in_grid` is never used
[INFO] [stdout]    --> src/algorithms/jps.rs:285:8
[INFO] [stdout]     |
[INFO] [stdout] 285 |     fn new_point_in_grid(&self, point: &Point2d, direction: Direction) -> Option<Point2d> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/algorithms/astar.rs:126:36
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn no_heuristic(_source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cost_to_source`, `position` and `came_from` are never read
[INFO] [stdout]   --> src/algorithms/astar.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct Node {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 72 |     cost_to_source: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 73 |     total_estimated_cost: f32,
[INFO] [stdout] 74 |     position: Point2d,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 75 |     came_from: Point2d,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Node` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `manhattan_heuristic` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn manhattan_heuristic(source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `SQRT_2_MINUS_2` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout] 108 | static SQRT_2_MINUS_2: f32 = SQRT_2 - 2.0;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `octal_heuristic` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn octal_heuristic(source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `euclidean_heuristic` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn euclidean_heuristic(source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `no_heuristic` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn no_heuristic(_source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `construct_path` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn construct_path(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PathFinder` is never constructed
[INFO] [stdout]    --> src/algorithms/astar.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | struct PathFinder {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_neighbor` is never used
[INFO] [stdout]   --> src/algorithms/astar.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn add_neighbor(&self, other: (i32, i32)) -> Point2d {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `distance` is never used
[INFO] [stdout]   --> src/algorithms/astar.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn distance(&self, other: &Self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `successors` is never used
[INFO] [stdout]   --> src/algorithms/astar.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn successors(&self) -> Vec<(Point2d, u32)> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `update_grid` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:158:8
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn update_grid(&mut self, grid: Array2<u8>) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `find_path` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn find_path(&self, source: &Point2d, target: &Point2d) -> Option<Vec<Point2d>> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_point_in_grid` is never used
[INFO] [stdout]    --> src/algorithms/jps.rs:285:8
[INFO] [stdout]     |
[INFO] [stdout] 285 |     fn new_point_in_grid(&self, point: &Point2d, direction: Direction) -> Option<Point2d> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/algorithms/astar.rs:126:36
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn no_heuristic(_source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/algorithms/astar.rs:126:36
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn no_heuristic(_source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cost_to_source`, `position` and `came_from` are never read
[INFO] [stdout]   --> src/algorithms/astar.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct Node {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 72 |     cost_to_source: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 73 |     total_estimated_cost: f32,
[INFO] [stdout] 74 |     position: Point2d,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 75 |     came_from: Point2d,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Node` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `manhattan_heuristic` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn manhattan_heuristic(source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `SQRT_2_MINUS_2` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout] 108 | static SQRT_2_MINUS_2: f32 = SQRT_2 - 2.0;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `octal_heuristic` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn octal_heuristic(source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `euclidean_heuristic` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn euclidean_heuristic(source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `no_heuristic` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn no_heuristic(_source: &Point2d, target: &Point2d) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `construct_path` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn construct_path(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PathFinder` is never constructed
[INFO] [stdout]    --> src/algorithms/astar.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | struct PathFinder {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_neighbor` is never used
[INFO] [stdout]   --> src/algorithms/astar.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn add_neighbor(&self, other: (i32, i32)) -> Point2d {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `distance` is never used
[INFO] [stdout]   --> src/algorithms/astar.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn distance(&self, other: &Self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `successors` is never used
[INFO] [stdout]   --> src/algorithms/astar.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn successors(&self) -> Vec<(Point2d, u32)> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `update_grid` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:158:8
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn update_grid(&mut self, grid: Array2<u8>) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `find_path` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn find_path(&self, source: &Point2d, target: &Point2d) -> Option<Vec<Point2d>> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_point_in_grid` is never used
[INFO] [stdout]    --> src/algorithms/jps.rs:285:8
[INFO] [stdout]     |
[INFO] [stdout] 285 |     fn new_point_in_grid(&self, point: &Point2d, direction: Direction) -> Option<Point2d> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         file.write_fmt(format_args!("{},{}\n", x, y));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `grid` and `came_from_grid` are never read
[INFO] [stdout]    --> src/algorithms/astar.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 149 | struct PathFinder {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 152 |     grid: Array2<u8>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 153 |     came_from_grid: Array2<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `distance` is never used
[INFO] [stdout]   --> src/algorithms/astar.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn distance(&self, other: &Self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `successors` is never used
[INFO] [stdout]   --> src/algorithms/astar.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn successors(&self) -> Vec<(Point2d, u32)> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `update_grid` is never used
[INFO] [stdout]    --> src/algorithms/astar.rs:158:8
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn update_grid(&mut self, grid: Array2<u8>) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_point_in_grid` is never used
[INFO] [stdout]    --> src/algorithms/jps.rs:285:8
[INFO] [stdout]     |
[INFO] [stdout] 285 |     fn new_point_in_grid(&self, point: &Point2d, direction: Direction) -> Option<Point2d> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         file.write_fmt(format_args!("{},{}\n", x, y));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.28s
[INFO] running `Command { std: "docker" "inspect" "444137765c4a5c84cdef65e27f3dee66d4df5a3c5a607d8d0a8322d1859053a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "444137765c4a5c84cdef65e27f3dee66d4df5a3c5a607d8d0a8322d1859053a2", kill_on_drop: false }`
[INFO] [stdout] 444137765c4a5c84cdef65e27f3dee66d4df5a3c5a607d8d0a8322d1859053a2