[INFO] cloning repository https://github.com/cszatma/rust-tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cszatma/rust-tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcszatma%2Frust-tetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcszatma%2Frust-tetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0230613632e3388a3020ea59a950f294f8a67b32
[INFO] checking cszatma/rust-tetris against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcszatma%2Frust-tetris" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cszatma/rust-tetris on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cszatma/rust-tetris
[INFO] finished tweaking git repo https://github.com/cszatma/rust-tetris
[INFO] tweaked toml for git repo https://github.com/cszatma/rust-tetris written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/cszatma/rust-tetris already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 765d6bc019ba2e7b0add7dde33d712bcb2229c1cb885c48d9a7c6b1490eeffb8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "765d6bc019ba2e7b0add7dde33d712bcb2229c1cb885c48d9a7c6b1490eeffb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "765d6bc019ba2e7b0add7dde33d712bcb2229c1cb885c48d9a7c6b1490eeffb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765d6bc019ba2e7b0add7dde33d712bcb2229c1cb885c48d9a7c6b1490eeffb8", kill_on_drop: false }`
[INFO] [stdout] 765d6bc019ba2e7b0add7dde33d712bcb2229c1cb885c48d9a7c6b1490eeffb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cb7c643ae12c2f2413ee599d5d9b8dd39543415d0dfa5c753c8818d9bf7da0a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2cb7c643ae12c2f2413ee599d5d9b8dd39543415d0dfa5c753c8818d9bf7da0a", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-tetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tetrimino::Tetrimino`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tetrimino::Tetrimino;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tetrimino::Tetrimino`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tetrimino::Tetrimino;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/tetrimino.rs:80:14
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let (x, y) = self.position;
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/tetrimino.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let (x, y) = self.position;
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut game = Game::init(input[0][1].parse().unwrap(), input[0][2].parse().unwrap());
[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: field is never read: `current_piece`
[INFO] [stdout]  --> src/game.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     current_piece: Option<Tetrimino>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `points`
[INFO] [stdout]  --> src/tetrimino.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     points: Vec<Vec<i32>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `position`
[INFO] [stdout]  --> src/tetrimino.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     position: (i32, i32),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `symbol`
[INFO] [stdout]  --> src/tetrimino.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     symbol: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `init`
[INFO] [stdout]   --> src/tetrimino.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn init(type_num: i32, position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_one`
[INFO] [stdout]   --> src/tetrimino.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn type_one(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_two`
[INFO] [stdout]   --> src/tetrimino.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn type_two(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_three`
[INFO] [stdout]   --> src/tetrimino.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn type_three(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_four`
[INFO] [stdout]   --> src/tetrimino.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn type_four(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_five`
[INFO] [stdout]   --> src/tetrimino.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn type_five(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_six`
[INFO] [stdout]   --> src/tetrimino.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn type_six(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_seven`
[INFO] [stdout]   --> src/tetrimino.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn type_seven(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pos_on_board`
[INFO] [stdout]   --> src/tetrimino.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_pos_on_board(&self) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_x_values`
[INFO] [stdout]   --> src/tetrimino.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn get_x_values(&self) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_y_values`
[INFO] [stdout]   --> src/tetrimino.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn get_y_values(&self) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `perform_move`
[INFO] [stdout]   --> src/tetrimino.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn perform_move(&mut self, board: &Board, move_str: String) -> Status {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_horizontally`
[INFO] [stdout]   --> src/tetrimino.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn shift_horizontally(&mut self, board: &Board, direction: String) -> Status {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_down`
[INFO] [stdout]   --> src/tetrimino.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn shift_down(&mut self, board: &Board) -> Status {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `perform_drop`
[INFO] [stdout]   --> src/tetrimino.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn perform_drop(&mut self, board: &Board) -> Status {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_on_bottom`
[INFO] [stdout]    --> src/tetrimino.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn is_on_bottom(&self, board: &Board) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `piece_does_overlap`
[INFO] [stdout]    --> src/tetrimino.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn piece_does_overlap(&self, board: &Board) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_out_of_bounds`
[INFO] [stdout]    --> src/tetrimino.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn is_out_of_bounds(&self, board: &Board) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `values_at_positions`
[INFO] [stdout]   --> src/board.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn values_at_positions(&self, positions: Vec<Vec<i32>>) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_piece_at_positions`
[INFO] [stdout]   --> src/board.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn has_piece_at_positions(&self, positions: Vec<Vec<i32>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_of_rows`
[INFO] [stdout]   --> src/board.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn num_of_rows(&self) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ok`
[INFO] [stdout]  --> src/status.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Ok,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Failed`
[INFO] [stdout]  --> src/status.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Failed,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Placed`
[INFO] [stdout]  --> src/status.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Placed,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/tetrimino.rs:80:14
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let (x, y) = self.position;
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/tetrimino.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let (x, y) = self.position;
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut game = Game::init(input[0][1].parse().unwrap(), input[0][2].parse().unwrap());
[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: field is never read: `current_piece`
[INFO] [stdout]  --> src/game.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     current_piece: Option<Tetrimino>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `points`
[INFO] [stdout]  --> src/tetrimino.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     points: Vec<Vec<i32>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `position`
[INFO] [stdout]  --> src/tetrimino.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     position: (i32, i32),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `symbol`
[INFO] [stdout]  --> src/tetrimino.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     symbol: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `init`
[INFO] [stdout]   --> src/tetrimino.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn init(type_num: i32, position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_one`
[INFO] [stdout]   --> src/tetrimino.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn type_one(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_two`
[INFO] [stdout]   --> src/tetrimino.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn type_two(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_three`
[INFO] [stdout]   --> src/tetrimino.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn type_three(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_four`
[INFO] [stdout]   --> src/tetrimino.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn type_four(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_five`
[INFO] [stdout]   --> src/tetrimino.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn type_five(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_six`
[INFO] [stdout]   --> src/tetrimino.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn type_six(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_seven`
[INFO] [stdout]   --> src/tetrimino.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn type_seven(position: (i32, i32)) -> Tetrimino {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pos_on_board`
[INFO] [stdout]   --> src/tetrimino.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_pos_on_board(&self) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_x_values`
[INFO] [stdout]   --> src/tetrimino.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn get_x_values(&self) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_y_values`
[INFO] [stdout]   --> src/tetrimino.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn get_y_values(&self) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `perform_move`
[INFO] [stdout]   --> src/tetrimino.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn perform_move(&mut self, board: &Board, move_str: String) -> Status {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_horizontally`
[INFO] [stdout]   --> src/tetrimino.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn shift_horizontally(&mut self, board: &Board, direction: String) -> Status {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_down`
[INFO] [stdout]   --> src/tetrimino.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn shift_down(&mut self, board: &Board) -> Status {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `perform_drop`
[INFO] [stdout]   --> src/tetrimino.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn perform_drop(&mut self, board: &Board) -> Status {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_on_bottom`
[INFO] [stdout]    --> src/tetrimino.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn is_on_bottom(&self, board: &Board) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `piece_does_overlap`
[INFO] [stdout]    --> src/tetrimino.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn piece_does_overlap(&self, board: &Board) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_out_of_bounds`
[INFO] [stdout]    --> src/tetrimino.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn is_out_of_bounds(&self, board: &Board) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `values_at_positions`
[INFO] [stdout]   --> src/board.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn values_at_positions(&self, positions: Vec<Vec<i32>>) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_piece_at_positions`
[INFO] [stdout]   --> src/board.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn has_piece_at_positions(&self, positions: Vec<Vec<i32>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_of_rows`
[INFO] [stdout]   --> src/board.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn num_of_rows(&self) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ok`
[INFO] [stdout]  --> src/status.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Ok,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Failed`
[INFO] [stdout]  --> src/status.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Failed,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Placed`
[INFO] [stdout]  --> src/status.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Placed,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2cb7c643ae12c2f2413ee599d5d9b8dd39543415d0dfa5c753c8818d9bf7da0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb7c643ae12c2f2413ee599d5d9b8dd39543415d0dfa5c753c8818d9bf7da0a", kill_on_drop: false }`
[INFO] [stdout] 2cb7c643ae12c2f2413ee599d5d9b8dd39543415d0dfa5c753c8818d9bf7da0a