[INFO] cloning repository https://github.com/Amelia10007/rustetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Amelia10007/rustetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmelia10007%2Frustetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmelia10007%2Frustetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6da5115aff63fab5e27a6027cfcd72a8cfc5a395
[INFO] testing Amelia10007/rustetris against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmelia10007%2Frustetris" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Amelia10007/rustetris on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Amelia10007/rustetris
[INFO] finished tweaking git repo https://github.com/Amelia10007/rustetris
[INFO] tweaked toml for git repo https://github.com/Amelia10007/rustetris written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Amelia10007/rustetris already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13a36e1bac86f5075e0ae98b14c6e550f91025fd5d76a92acdfe3127577e6763
[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" "13a36e1bac86f5075e0ae98b14c6e550f91025fd5d76a92acdfe3127577e6763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13a36e1bac86f5075e0ae98b14c6e550f91025fd5d76a92acdfe3127577e6763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13a36e1bac86f5075e0ae98b14c6e550f91025fd5d76a92acdfe3127577e6763", kill_on_drop: false }`
[INFO] [stdout] 13a36e1bac86f5075e0ae98b14c6e550f91025fd5d76a92acdfe3127577e6763
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b82942f5f2a0a98632cfc61a199f7be0842d7abd0d6f9c92699cadce9a4c987
[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" "4b82942f5f2a0a98632cfc61a199f7be0842d7abd0d6f9c92699cadce9a4c987", kill_on_drop: false }`
[INFO] [stderr]    Compiling take-if v1.0.0
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling rustetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `swap`
[INFO] [stdout]   --> src/data_type/pair.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn swap(self) -> Pair<T> {
[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: `into`
[INFO] [stdout]   --> src/data_type/pair.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn into<U>(self) -> Pair<U>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `try_into`
[INFO] [stdout]   --> src/data_type/pair.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn try_into<U>(self) -> Result<Pair<U>, T::Error>
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `map`
[INFO] [stdout]   --> src/data_type/pair.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn map<U, F>(self, f: F) -> Pair<U>
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_vec`
[INFO] [stdout]   --> src/data_type/row_major_table.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn from_vec(vec: Vec<T>, size: TableSize) -> RowMajorTable<T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_lines`
[INFO] [stdout]   --> src/data_type/row_major_table.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn from_lines(lines: Vec<Vec<T>>) -> RowMajorTable<T> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter_items`
[INFO] [stdout]    --> src/data_type/row_major_table.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn iter_items(&self) -> impl Iterator<Item = &T> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter_row_mut`
[INFO] [stdout]    --> src/data_type/row_major_table.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn iter_row_mut(&mut self) -> TableRowIterMut<'_, T> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter_column`
[INFO] [stdout]    --> src/data_type/row_major_table.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn iter_column(&self) -> TableColumnIter<'_, T> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_raw_slice`
[INFO] [stdout]    --> src/data_type/row_major_table.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn as_raw_slice(&self) -> &[T] {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_raw_slice_mut`
[INFO] [stdout]    --> src/data_type/row_major_table.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn as_raw_slice_mut(&mut self) -> &mut [T] {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]    --> src/data_type/row_major_table.rs:191:12
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn into_inner(self) -> Vec<T> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `map`
[INFO] [stdout]    --> src/data_type/row_major_table.rs:196:12
[INFO] [stdout]     |
[INFO] [stdout] 196 |     pub fn map<U, F>(self, f: F) -> RowMajorTable<U>
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_fill`
[INFO] [stdout]    --> src/data_type/row_major_table.rs:221:12
[INFO] [stdout]     |
[INFO] [stdout] 221 |     pub fn from_fill(init: T, size: TableSize) -> RowMajorTable<T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/data_type/row_major_table.rs:313:8
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn new(table: &'a mut RowMajorTable<T>) -> TableRowIterMut<'a, T> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/data_type/row_major_table.rs:345:14
[INFO] [stdout]     |
[INFO] [stdout] 345 |     const fn new(table: &'a RowMajorTable<T>) -> TableColumnIter<'a, T> {
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AgentField`
[INFO] [stdout]  --> src/game/agent_field.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AgentField {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/game/agent_field.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new() -> AgentField {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/game/block.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub const fn new(block: Block, left_top: Pos) -> ControlledBlock {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter_pos_and_occupied_cell`
[INFO] [stdout]   --> src/game/block.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn iter_pos_and_occupied_cell(&self) -> impl Iterator<Item = (Pos, &'_ Cell)> + '_ {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_by`
[INFO] [stdout]   --> src/game/block.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn move_by(&self, movement: Movement) -> ControlledBlock {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_clockwise`
[INFO] [stdout]   --> src/game/block.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn rotate_clockwise(&self) -> ControlledBlock {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_unticlockwise`
[INFO] [stdout]   --> src/game/block.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn rotate_unticlockwise(&self) -> ControlledBlock {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `non_empty_cell_count`
[INFO] [stdout]   --> src/game/block_template.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn non_empty_cell_count(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `None`
[INFO] [stdout]    --> src/game/block_template.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     None,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Single`
[INFO] [stdout]    --> src/game/block_template.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     Single(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `All`
[INFO] [stdout]    --> src/game/block_template.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     All,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Left`
[INFO] [stdout]    --> src/game/block_template.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 164 |     Left,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Below`
[INFO] [stdout]    --> src/game/block_template.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     Below,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Right`
[INFO] [stdout]    --> src/game/block_template.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     Right,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Above`
[INFO] [stdout]    --> src/game/block_template.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 167 |     Above,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_clockwise`
[INFO] [stdout]    --> src/game/block_template.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn rotate_clockwise(self) -> Direction {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_unticlockwise`
[INFO] [stdout]    --> src/game/block_template.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn rotate_unticlockwise(self) -> Direction {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/game/block_template.rs:264:8
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn new(
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter_pos_and_occupied_cell`
[INFO] [stdout]    --> src/game/block_template.rs:279:12
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn iter_pos_and_occupied_cell(&self) -> impl Iterator<Item = (Pos, &Cell)> + '_ {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter_pos_and_cell`
[INFO] [stdout]    --> src/game/block_template.rs:292:12
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn iter_pos_and_cell(&self) -> impl Iterator<Item = (Pos, &Cell)> + '_ {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_clockwise`
[INFO] [stdout]    --> src/game/block_template.rs:302:12
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn rotate_clockwise(&self) -> Block {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_unticlockwise`
[INFO] [stdout]    --> src/game/block_template.rs:308:12
[INFO] [stdout]     |
[INFO] [stdout] 308 |     pub fn rotate_unticlockwise(&self) -> Block {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate_cells`
[INFO] [stdout]    --> src/game/block_template.rs:314:8
[INFO] [stdout]     |
[INFO] [stdout] 314 |     fn generate_cells(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_cell_tag_collection`
[INFO] [stdout]     --> src/game/block_template.rs:1317:19
[INFO] [stdout]      |
[INFO] [stdout] 1317 |     pub(super) fn get_cell_tag_collection(shape: BlockShape) -> &'static CellTagTableCollection {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Empty`
[INFO] [stdout]  --> src/game/cell.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Empty,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Normal`
[INFO] [stdout]  --> src/game/cell.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Normal,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bomb`
[INFO] [stdout]   --> src/game/cell.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Bomb,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BigBombUpperLeft`
[INFO] [stdout]   --> src/game/cell.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     BigBombUpperLeft,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BigBombPart`
[INFO] [stdout]   --> src/game/cell.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     BigBombPart,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/game/cell.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `empty`
[INFO] [stdout]   --> src/game/field.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub const fn empty() -> Field {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/game/field.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn get(&self, p: Pos) -> Option<&Cell> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_mut`
[INFO] [stdout]   --> src/game/field.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn get_mut(&mut self, p: Pos) -> Option<&mut Cell> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `row`
[INFO] [stdout]   --> src/game/field.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn row(&self, y: PosY) -> Option<FieldRow<'_>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `row_mut`
[INFO] [stdout]   --> src/game/field.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn row_mut(&mut self, y: PosY) -> Option<FieldRowMut<'_>> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rows`
[INFO] [stdout]   --> src/game/field.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn rows(&self) -> impl Iterator<Item = FieldRow<'_>> + '_ {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `y`
[INFO] [stdout]   --> src/game/field.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn y(&self) -> PosY {
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_y_index`
[INFO] [stdout]   --> src/game/field.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn from_y_index(field: &'f Field, y_index: usize) -> FieldRow<'f> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/game/field.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn new(field: &'f mut Field, y: PosY) -> Option<FieldRowMut<'f>> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `y`
[INFO] [stdout]    --> src/game/field.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn y(&self) -> PosY {
[INFO] [stdout]     |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `origin`
[INFO] [stdout]   --> src/geometry/position.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub const fn origin() -> PosX {
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `right`
[INFO] [stdout]   --> src/geometry/position.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub const fn right(right_shift: Shift) -> PosX {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_positive_index`
[INFO] [stdout]   --> src/geometry/position.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn as_positive_index(&self) -> Option<usize> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_positive_index`
[INFO] [stdout]   --> src/geometry/position.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn as_positive_index(&self) -> Option<usize> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `origin`
[INFO] [stdout]   --> src/geometry/position.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub const fn origin() -> PosY {
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `below`
[INFO] [stdout]   --> src/geometry/position.rs:93:18
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub const fn below(below_shift: Shift) -> PosY {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_positive_index`
[INFO] [stdout]    --> src/geometry/position.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn as_positive_index(&self) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_positive_index`
[INFO] [stdout]    --> src/geometry/position.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn as_positive_index(&self) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `origin`
[INFO] [stdout]    --> src/geometry/position.rs:155:18
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub const fn origin() -> Pos {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `x`
[INFO] [stdout]    --> src/geometry/position.rs:159:18
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub const fn x(&self) -> PosX {
[INFO] [stdout]     |                  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `y`
[INFO] [stdout]    --> src/geometry/position.rs:163:18
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub const fn y(&self) -> PosY {
[INFO] [stdout]     |                  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `x`
[INFO] [stdout]    --> src/geometry/position.rs:194:18
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub const fn x(&self) -> MoveX {
[INFO] [stdout]     |                  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `y`
[INFO] [stdout]    --> src/geometry/position.rs:198:18
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub const fn y(&self) -> MoveY {
[INFO] [stdout]     |                  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `right`
[INFO] [stdout]    --> src/geometry/position.rs:242:14
[INFO] [stdout]     |
[INFO] [stdout] 242 | pub const fn right(shift: Shift) -> MoveX {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `left`
[INFO] [stdout]    --> src/geometry/position.rs:246:14
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub const fn left(shift: Shift) -> MoveX {
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `below`
[INFO] [stdout]    --> src/geometry/position.rs:250:14
[INFO] [stdout]     |
[INFO] [stdout] 250 | pub const fn below(shift: Shift) -> MoveY {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `above`
[INFO] [stdout]    --> src/geometry/position.rs:254:14
[INFO] [stdout]     |
[INFO] [stdout] 254 | pub const fn above(shift: Shift) -> MoveY {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CANVAS_WIDTH`
[INFO] [stdout]  --> src/graphics/canvas.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub const CANVAS_WIDTH: usize = 80;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CANVAS_HEIHGT`
[INFO] [stdout]  --> src/graphics/canvas.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub const CANVAS_HEIHGT: usize = 24;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Canvas`
[INFO] [stdout]   --> src/graphics/canvas.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Canvas {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/graphics/canvas.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn new() -> Canvas {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sub_canvas`
[INFO] [stdout]   --> src/graphics/canvas.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn sub_canvas(&mut self, roi: RegionOfInterest) -> SubCanvas<'_> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/graphics/canvas.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn write(&mut self, ncurses: &mut NcursesWrapper) -> Result<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/graphics/canvas.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub const fn new(left_top: Pos, size: Movement) -> RegionOfInterest {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SubCanvas`
[INFO] [stdout]   --> src/graphics/canvas.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct SubCanvas<'c> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/graphics/canvas.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn new(canvas: &'c mut Canvas, roi: RegionOfInterest) -> SubCanvas<'c> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sub_canvas`
[INFO] [stdout]   --> src/graphics/canvas.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn sub_canvas(&'c mut self, roi: RegionOfInterest) -> SubCanvas<'c> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_cell`
[INFO] [stdout]   --> src/graphics/canvas.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn write_cell(&mut self, pos: Pos, cell: CanvasCell) -> Option<()> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]   --> src/ncurses_wrapper.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Red,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blue`
[INFO] [stdout]   --> src/ncurses_wrapper.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Blue,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cyan`
[INFO] [stdout]   --> src/ncurses_wrapper.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Cyan,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 87 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `Command { std: "docker" "inspect" "4b82942f5f2a0a98632cfc61a199f7be0842d7abd0d6f9c92699cadce9a4c987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b82942f5f2a0a98632cfc61a199f7be0842d7abd0d6f9c92699cadce9a4c987", kill_on_drop: false }`
[INFO] [stdout] 4b82942f5f2a0a98632cfc61a199f7be0842d7abd0d6f9c92699cadce9a4c987
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7c636a2789552ca29e0b448bb13cc91d12295ec528da35e55a1d40f0add746d
[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" "c7c636a2789552ca29e0b448bb13cc91d12295ec528da35e55a1d40f0add746d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `swap`
[INFO] [stdout]   --> src/data_type/pair.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn swap(self) -> Pair<T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AgentField`
[INFO] [stdout]  --> src/game/agent_field.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AgentField {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/game/agent_field.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new() -> AgentField {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/game/block.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub const fn new(block: Block, left_top: Pos) -> ControlledBlock {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter_pos_and_occupied_cell`
[INFO] [stdout]   --> src/game/block.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn iter_pos_and_occupied_cell(&self) -> impl Iterator<Item = (Pos, &'_ Cell)> + '_ {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_by`
[INFO] [stdout]   --> src/game/block.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn move_by(&self, movement: Movement) -> ControlledBlock {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_clockwise`
[INFO] [stdout]   --> src/game/block.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn rotate_clockwise(&self) -> ControlledBlock {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_unticlockwise`
[INFO] [stdout]   --> src/game/block.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn rotate_unticlockwise(&self) -> ControlledBlock {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `non_empty_cell_count`
[INFO] [stdout]   --> src/game/block_template.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn non_empty_cell_count(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter_pos_and_cell`
[INFO] [stdout]    --> src/game/block_template.rs:292:12
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn iter_pos_and_cell(&self) -> impl Iterator<Item = (Pos, &Cell)> + '_ {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_positive_index`
[INFO] [stdout]   --> src/geometry/position.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn as_positive_index(&self) -> Option<usize> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_positive_index`
[INFO] [stdout]    --> src/geometry/position.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn as_positive_index(&self) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `x`
[INFO] [stdout]    --> src/geometry/position.rs:194:18
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub const fn x(&self) -> MoveX {
[INFO] [stdout]     |                  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `y`
[INFO] [stdout]    --> src/geometry/position.rs:198:18
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub const fn y(&self) -> MoveY {
[INFO] [stdout]     |                  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CANVAS_WIDTH`
[INFO] [stdout]  --> src/graphics/canvas.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub const CANVAS_WIDTH: usize = 80;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CANVAS_HEIHGT`
[INFO] [stdout]  --> src/graphics/canvas.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub const CANVAS_HEIHGT: usize = 24;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Canvas`
[INFO] [stdout]   --> src/graphics/canvas.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Canvas {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/graphics/canvas.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn new() -> Canvas {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sub_canvas`
[INFO] [stdout]   --> src/graphics/canvas.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn sub_canvas(&mut self, roi: RegionOfInterest) -> SubCanvas<'_> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/graphics/canvas.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn write(&mut self, ncurses: &mut NcursesWrapper) -> Result<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/graphics/canvas.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub const fn new(left_top: Pos, size: Movement) -> RegionOfInterest {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SubCanvas`
[INFO] [stdout]   --> src/graphics/canvas.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct SubCanvas<'c> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/graphics/canvas.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn new(canvas: &'c mut Canvas, roi: RegionOfInterest) -> SubCanvas<'c> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sub_canvas`
[INFO] [stdout]   --> src/graphics/canvas.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn sub_canvas(&'c mut self, roi: RegionOfInterest) -> SubCanvas<'c> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_cell`
[INFO] [stdout]   --> src/graphics/canvas.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn write_cell(&mut self, pos: Pos, cell: CanvasCell) -> Option<()> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]   --> src/ncurses_wrapper.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Red,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blue`
[INFO] [stdout]   --> src/ncurses_wrapper.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Blue,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cyan`
[INFO] [stdout]   --> src/ncurses_wrapper.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Cyan,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.83s
[INFO] running `Command { std: "docker" "inspect" "c7c636a2789552ca29e0b448bb13cc91d12295ec528da35e55a1d40f0add746d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c636a2789552ca29e0b448bb13cc91d12295ec528da35e55a1d40f0add746d", kill_on_drop: false }`
[INFO] [stdout] c7c636a2789552ca29e0b448bb13cc91d12295ec528da35e55a1d40f0add746d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 558e5d9fa10f1060c5b7a751ccc48843858b78ca75c6bb885fb34ddcd969cdf6
[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" "558e5d9fa10f1060c5b7a751ccc48843858b78ca75c6bb885fb34ddcd969cdf6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `swap`
[INFO] [stderr]   --> src/data_type/pair.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn swap(self) -> Pair<T> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `AgentField`
[INFO] [stderr]  --> src/game/agent_field.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct AgentField {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/game/agent_field.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new() -> AgentField {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/game/block.rs:15:18
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub const fn new(block: Block, left_top: Pos) -> ControlledBlock {
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `iter_pos_and_occupied_cell`
[INFO] [stderr]   --> src/game/block.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn iter_pos_and_occupied_cell(&self) -> impl Iterator<Item = (Pos, &'_ Cell)> + '_ {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `move_by`
[INFO] [stderr]   --> src/game/block.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn move_by(&self, movement: Movement) -> ControlledBlock {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rotate_clockwise`
[INFO] [stderr]   --> src/game/block.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn rotate_clockwise(&self) -> ControlledBlock {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rotate_unticlockwise`
[INFO] [stderr]   --> src/game/block.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn rotate_unticlockwise(&self) -> ControlledBlock {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `non_empty_cell_count`
[INFO] [stderr]   --> src/game/block_template.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn non_empty_cell_count(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `iter_pos_and_cell`
[INFO] [stderr]    --> src/game/block_template.rs:292:12
[INFO] [stderr]     |
[INFO] [stderr] 292 |     pub fn iter_pos_and_cell(&self) -> impl Iterator<Item = (Pos, &Cell)> + '_ {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `as_positive_index`
[INFO] [stderr]   --> src/geometry/position.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn as_positive_index(&self) -> Option<usize> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `as_positive_index`
[INFO] [stderr]    --> src/geometry/position.rs:129:12
[INFO] [stderr]     |
[INFO] [stderr] 129 |     pub fn as_positive_index(&self) -> Option<usize> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `x`
[INFO] [stderr]    --> src/geometry/position.rs:194:18
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub const fn x(&self) -> MoveX {
[INFO] [stderr]     |                  ^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `y`
[INFO] [stderr]    --> src/geometry/position.rs:198:18
[INFO] [stderr]     |
[INFO] [stderr] 198 |     pub const fn y(&self) -> MoveY {
[INFO] [stderr]     |                  ^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `CANVAS_WIDTH`
[INFO] [stderr]  --> src/graphics/canvas.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub const CANVAS_WIDTH: usize = 80;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `CANVAS_HEIHGT`
[INFO] [stderr]  --> src/graphics/canvas.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub const CANVAS_HEIHGT: usize = 24;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Canvas`
[INFO] [stderr]   --> src/graphics/canvas.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct Canvas {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/graphics/canvas.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn new() -> Canvas {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sub_canvas`
[INFO] [stderr]   --> src/graphics/canvas.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn sub_canvas(&mut self, roi: RegionOfInterest) -> SubCanvas<'_> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write`
[INFO] [stderr]   --> src/graphics/canvas.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn write(&mut self, ncurses: &mut NcursesWrapper) -> Result<()> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/graphics/canvas.rs:61:18
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub const fn new(left_top: Pos, size: Movement) -> RegionOfInterest {
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SubCanvas`
[INFO] [stderr]   --> src/graphics/canvas.rs:66:12
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub struct SubCanvas<'c> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/graphics/canvas.rs:72:12
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn new(canvas: &'c mut Canvas, roi: RegionOfInterest) -> SubCanvas<'c> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sub_canvas`
[INFO] [stderr]   --> src/graphics/canvas.rs:76:12
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn sub_canvas(&'c mut self, roi: RegionOfInterest) -> SubCanvas<'c> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_cell`
[INFO] [stderr]   --> src/graphics/canvas.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn write_cell(&mut self, pos: Pos, cell: CanvasCell) -> Option<()> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Red`
[INFO] [stderr]   --> src/ncurses_wrapper.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Red,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Blue`
[INFO] [stderr]   --> src/ncurses_wrapper.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Blue,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Cyan`
[INFO] [stderr]   --> src/ncurses_wrapper.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     Cyan,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 28 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustetris-c2fba17fb414f6aa
[INFO] [stdout] 
[INFO] [stdout] running 72 tests
[INFO] [stdout] test data_type::pair::tests::test_try_into_fail ... ok
[INFO] [stdout] test data_type::pair::tests::test_sub_assign ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_as_raw_slice_mut ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_as_raw_slice ... ok
[INFO] [stdout] test data_type::pair::tests::test_try_into_success ... ok
[INFO] [stdout] test data_type::pair::tests::test_mul ... ok
[INFO] [stdout] test data_type::pair::tests::test_into ... ok
[INFO] [stdout] test data_type::pair::tests::test_add_assign ... ok
[INFO] [stdout] test data_type::pair::tests::test_map ... ok
[INFO] [stdout] test data_type::pair::tests::test_add ... ok
[INFO] [stdout] test data_type::pair::tests::test_sub ... ok
[INFO] [stdout] test data_type::pair::tests::test_new ... ok
[INFO] [stdout] test data_type::pair::tests::test_neg ... ok
[INFO] [stdout] test data_type::pair::tests::test_div_assign ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_as_raw_vec ... ok
[INFO] [stdout] test data_type::pair::tests::test_default ... ok
[INFO] [stdout] test data_type::pair::tests::test_div ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_display ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_from_fill ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_from_vec ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_index ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_index_mut ... ok
[INFO] [stdout] test data_type::pair::tests::test_mul_assign ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_get_mut ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_get ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_map ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_iter_items ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_iter_column ... ok
[INFO] [stdout] test game::block_template::tests::test_cells_single_bomb ... ok
[INFO] [stdout] test game::block_template::tests::test_cells_without_bomb ... ok
[INFO] [stdout] test game::block_template::tests::test_iter_pos_and_occupied_cell ... ok
[INFO] [stdout] test game::block_template::tests::test_rotate_clockwise ... ok
[INFO] [stdout] test game::block_template::tests::test_rotate_unticlockwise ... ok
[INFO] [stdout] test game::cell::tests::test_is_empty ... ok
[INFO] [stdout] test game::field::tests::test_empty ... ok
[INFO] [stdout] test game::field::tests::test_get ... ok
[INFO] [stdout] test game::field::tests::test_get_mut ... ok
[INFO] [stdout] test game::field::tests::test_row ... ok
[INFO] [stdout] test game::field::tests::test_row_mut ... ok
[INFO] [stdout] test game::field::tests::test_rows ... ok
[INFO] [stdout] test geometry::position::tests_move_x::test_add ... ok
[INFO] [stdout] test geometry::position::tests_move_y::test_add ... ok
[INFO] [stdout] test geometry::position::tests_movement::test_add ... ok
[INFO] [stdout] test geometry::position::tests_movement::test_from_movex ... ok
[INFO] [stdout] test geometry::position::tests_movement::test_from_movey ... ok
[INFO] [stdout] test geometry::position::tests_position::test_add ... ok
[INFO] [stdout] test geometry::position::tests_position::test_origin ... ok
[INFO] [stdout] test geometry::position::tests_position_x::test_add ... ok
[INFO] [stdout] test geometry::position::tests_position_x::test_as_positive_index ... ok
[INFO] [stdout] test geometry::position::tests_position_x::test_origin ... ok
[INFO] [stdout] test geometry::position::tests_position_x::test_right_from_origin ... ok
[INFO] [stdout] test geometry::position::tests_position_x::test_sub ... ok
[INFO] [stdout] test geometry::position::tests_position_y::test_add ... ok
[INFO] [stdout] test geometry::position::tests_position_y::test_as_positive_index ... ok
[INFO] [stdout] test geometry::position::tests_position_y::test_below ... ok
[INFO] [stdout] test geometry::position::tests_position_y::test_origin ... ok
[INFO] [stdout] test geometry::position::tests_position_y::test_sub ... ok
[INFO] [stdout] test game::block_template::tests::test_cells_all_bomb ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_from_lines ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_size ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_iter_row ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_iter_row_mut ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_from_fill_none_width ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_index_mut_out_of_range_y ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_from_fill_none_height ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_index_mut_out_of_range_x ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_from_vec_none ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_index_out_of_range_x ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_from_lines_none_empty ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_from_lines_none_jagged ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_index_out_of_range_y ... ok
[INFO] [stdout] test data_type::row_major_table::tests::test_from_vec_zero_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 72 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "558e5d9fa10f1060c5b7a751ccc48843858b78ca75c6bb885fb34ddcd969cdf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558e5d9fa10f1060c5b7a751ccc48843858b78ca75c6bb885fb34ddcd969cdf6", kill_on_drop: false }`
[INFO] [stdout] 558e5d9fa10f1060c5b7a751ccc48843858b78ca75c6bb885fb34ddcd969cdf6