[INFO] cloning repository https://github.com/strangelovephd/minesweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/strangelovephd/minesweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrangelovephd%2Fminesweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrangelovephd%2Fminesweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ebc94507a558f3c8f62f0ad5a29af86bbf794e3
[INFO] testing strangelovephd/minesweeper against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrangelovephd%2Fminesweeper" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/strangelovephd/minesweeper
[INFO] finished tweaking git repo https://github.com/strangelovephd/minesweeper
[INFO] tweaked toml for git repo https://github.com/strangelovephd/minesweeper written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/strangelovephd/minesweeper on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/strangelovephd/minesweeper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae4c6392774221f25fd2d940fc33f7f1b2d8de9881b2e56bbbebf22bb82c0d93
[INFO] running `Command { std: "docker" "start" "-a" "ae4c6392774221f25fd2d940fc33f7f1b2d8de9881b2e56bbbebf22bb82c0d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae4c6392774221f25fd2d940fc33f7f1b2d8de9881b2e56bbbebf22bb82c0d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae4c6392774221f25fd2d940fc33f7f1b2d8de9881b2e56bbbebf22bb82c0d93", kill_on_drop: false }`
[INFO] [stdout] ae4c6392774221f25fd2d940fc33f7f1b2d8de9881b2e56bbbebf22bb82c0d93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 051ce77c5b7ac07deb89623de63355a8d3cff5d1f790f405c45d9857c84b86d5
[INFO] running `Command { std: "docker" "start" "-a" "051ce77c5b7ac07deb89623de63355a8d3cff5d1f790f405c45d9857c84b86d5", kill_on_drop: false }`
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[INFO] [stderr]    Compiling minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `temp_val`
[INFO] [stdout]   --> src/minesweeper.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let temp_val: i32 = index as i32;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/minesweeper_controller.rs:27:46
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/minesweeper_controller.rs:27:61
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stdout]    |                                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/minesweeper_controller.rs:27:72
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stdout]    |                                                                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut minesweeper_controller = MinesweeperController::new(minesweeper);
[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: variants `Intermediate` and `Expert` are never constructed
[INFO] [stdout]   --> src/minesweeper.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum GameMode {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 17 |     Beginner,
[INFO] [stdout] 18 |     Intermediate,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 19 |     Expert,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mine_number` is never read
[INFO] [stdout]   --> src/minesweeper.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Minesweeper {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 24 |     pub size: usize,
[INFO] [stdout] 25 |     pub mine_number: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `init` is never used
[INFO] [stdout]   --> src/minesweeper.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl Minesweeper {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn init(&mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Open` is never constructed
[INFO] [stdout]   --> src/minesweeper.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub enum CellState {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] 92 |     Open(u8),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CellState` 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: fields `mine` and `state` are never read
[INFO] [stdout]    --> src/minesweeper.rs:99:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct Cell {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout]  99 |     pub mine: bool,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 100 |     pub adjacency_num: u8,
[INFO] [stdout] 101 |     pub state: CellState,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cell` 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: associated items `new` and `toggle` are never used
[INFO] [stdout]    --> src/minesweeper.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl Cell {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 105 |     /// Creates a new Cell.
[INFO] [stdout] 106 |     pub fn new() -> Cell {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     pub fn toggle(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cursor_pos` is never read
[INFO] [stdout]   --> src/minesweeper_controller.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct MinesweeperController {
[INFO] [stdout]    |            --------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub cursor_pos: [f64; 2],
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `event` is never used
[INFO] [stdout]   --> src/minesweeper_controller.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl MinesweeperController {
[INFO] [stdout]    | -------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cell_open_color`, `cell_closed_color`, `outside_border_color`, and `hover_color_open` are never read
[INFO] [stdout]   --> src/minesweeper_view.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MinesweeperViewSettings {
[INFO] [stdout]    |            ----------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub cell_open_color: Color,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 21 |
[INFO] [stdout] 22 |     pub cell_closed_color: Color,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub outside_border_color: Color,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 27 |
[INFO] [stdout] 28 |     pub hover_color_open: Color,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 56s
[INFO] running `Command { std: "docker" "inspect" "051ce77c5b7ac07deb89623de63355a8d3cff5d1f790f405c45d9857c84b86d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "051ce77c5b7ac07deb89623de63355a8d3cff5d1f790f405c45d9857c84b86d5", kill_on_drop: false }`
[INFO] [stdout] 051ce77c5b7ac07deb89623de63355a8d3cff5d1f790f405c45d9857c84b86d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7209ffae8c24e0da275fa634d2a1d893ceaa8ca0cf087ed5b6303202cd45f08a
[INFO] running `Command { std: "docker" "start" "-a" "7209ffae8c24e0da275fa634d2a1d893ceaa8ca0cf087ed5b6303202cd45f08a", kill_on_drop: false }`
[INFO] [stderr]    Compiling minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `temp_val`
[INFO] [stdout]   --> src/minesweeper.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let temp_val: i32 = index as i32;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/minesweeper_controller.rs:27:46
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/minesweeper_controller.rs:27:61
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stdout]    |                                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/minesweeper_controller.rs:27:72
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stdout]    |                                                                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut minesweeper_controller = MinesweeperController::new(minesweeper);
[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: variants `Intermediate` and `Expert` are never constructed
[INFO] [stdout]   --> src/minesweeper.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum GameMode {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 17 |     Beginner,
[INFO] [stdout] 18 |     Intermediate,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 19 |     Expert,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mine_number` is never read
[INFO] [stdout]   --> src/minesweeper.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Minesweeper {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 24 |     pub size: usize,
[INFO] [stdout] 25 |     pub mine_number: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `init` is never used
[INFO] [stdout]   --> src/minesweeper.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl Minesweeper {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn init(&mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Open` is never constructed
[INFO] [stdout]   --> src/minesweeper.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub enum CellState {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] 92 |     Open(u8),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CellState` 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: fields `mine` and `state` are never read
[INFO] [stdout]    --> src/minesweeper.rs:99:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct Cell {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout]  99 |     pub mine: bool,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 100 |     pub adjacency_num: u8,
[INFO] [stdout] 101 |     pub state: CellState,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cell` 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: associated items `new` and `toggle` are never used
[INFO] [stdout]    --> src/minesweeper.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl Cell {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 105 |     /// Creates a new Cell.
[INFO] [stdout] 106 |     pub fn new() -> Cell {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     pub fn toggle(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cursor_pos` is never read
[INFO] [stdout]   --> src/minesweeper_controller.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct MinesweeperController {
[INFO] [stdout]    |            --------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub cursor_pos: [f64; 2],
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `event` is never used
[INFO] [stdout]   --> src/minesweeper_controller.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl MinesweeperController {
[INFO] [stdout]    | -------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cell_open_color`, `cell_closed_color`, `outside_border_color`, and `hover_color_open` are never read
[INFO] [stdout]   --> src/minesweeper_view.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MinesweeperViewSettings {
[INFO] [stdout]    |            ----------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub cell_open_color: Color,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 21 |
[INFO] [stdout] 22 |     pub cell_closed_color: Color,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub outside_border_color: Color,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 27 |
[INFO] [stdout] 28 |     pub hover_color_open: Color,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "7209ffae8c24e0da275fa634d2a1d893ceaa8ca0cf087ed5b6303202cd45f08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7209ffae8c24e0da275fa634d2a1d893ceaa8ca0cf087ed5b6303202cd45f08a", kill_on_drop: false }`
[INFO] [stdout] 7209ffae8c24e0da275fa634d2a1d893ceaa8ca0cf087ed5b6303202cd45f08a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4aa6b69e723f55c03e7adba4aa3f7bb729a3e77642daf76def5579a50a294591
[INFO] running `Command { std: "docker" "start" "-a" "4aa6b69e723f55c03e7adba4aa3f7bb729a3e77642daf76def5579a50a294591", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `temp_val`
[INFO] [stderr]   --> src/minesweeper.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let temp_val: i32 = index as i32;
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_val`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pos`
[INFO] [stderr]   --> src/minesweeper_controller.rs:27:46
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stderr]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]   --> src/minesweeper_controller.rs:27:61
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stderr]    |                                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/minesweeper_controller.rs:27:72
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stderr]    |                                                                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let mut minesweeper_controller = MinesweeperController::new(minesweeper);
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Intermediate` and `Expert` are never constructed
[INFO] [stderr]   --> src/minesweeper.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub enum GameMode {
[INFO] [stderr]    |          -------- variants in this enum
[INFO] [stderr] 17 |     Beginner,
[INFO] [stderr] 18 |     Intermediate,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 19 |     Expert,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `mine_number` is never read
[INFO] [stderr]   --> src/minesweeper.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub struct Minesweeper {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] 24 |     pub size: usize,
[INFO] [stderr] 25 |     pub mine_number: usize,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `init` is never used
[INFO] [stderr]   --> src/minesweeper.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl Minesweeper {
[INFO] [stderr]    | ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 64 |     pub fn init(&mut self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Open` is never constructed
[INFO] [stderr]   --> src/minesweeper.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub enum CellState {
[INFO] [stderr]    |          --------- variant in this enum
[INFO] [stderr] 92 |     Open(u8),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CellState` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `mine` and `state` are never read
[INFO] [stderr]    --> src/minesweeper.rs:99:9
[INFO] [stderr]     |
[INFO] [stderr]  98 | pub struct Cell {
[INFO] [stderr]     |            ---- fields in this struct
[INFO] [stderr]  99 |     pub mine: bool,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 100 |     pub adjacency_num: u8,
[INFO] [stderr] 101 |     pub state: CellState,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Cell` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `toggle` are never used
[INFO] [stderr]    --> src/minesweeper.rs:106:12
[INFO] [stderr]     |
[INFO] [stderr] 104 | impl Cell {
[INFO] [stderr]     | --------- associated items in this implementation
[INFO] [stderr] 105 |     /// Creates a new Cell.
[INFO] [stderr] 106 |     pub fn new() -> Cell {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 115 |     pub fn toggle(&mut self) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `cursor_pos` is never read
[INFO] [stderr]   --> src/minesweeper_controller.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub struct MinesweeperController {
[INFO] [stderr]    |            --------------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 14 |     pub cursor_pos: [f64; 2],
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `event` is never used
[INFO] [stderr]   --> src/minesweeper_controller.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl MinesweeperController {
[INFO] [stderr]    | -------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `cell_open_color`, `cell_closed_color`, `outside_border_color`, and `hover_color_open` are never read
[INFO] [stderr]   --> src/minesweeper_view.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct MinesweeperViewSettings {
[INFO] [stderr]    |            ----------------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub cell_open_color: Color,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 21 |
[INFO] [stderr] 22 |     pub cell_closed_color: Color,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub outside_border_color: Color,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 27 |
[INFO] [stderr] 28 |     pub hover_color_open: Color,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `minesweeper` (bin "minesweeper" test) generated 14 warnings (run `cargo fix --bin "minesweeper" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/minesweeper-263103c19c17d2fb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4aa6b69e723f55c03e7adba4aa3f7bb729a3e77642daf76def5579a50a294591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa6b69e723f55c03e7adba4aa3f7bb729a3e77642daf76def5579a50a294591", kill_on_drop: false }`
[INFO] [stdout] 4aa6b69e723f55c03e7adba4aa3f7bb729a3e77642daf76def5579a50a294591
