[INFO] cloning repository https://github.com/switchswap/scrabble
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/switchswap/scrabble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswitchswap%2Fscrabble", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswitchswap%2Fscrabble'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ded76a6fd27be182bc45da79dbe3f986f7f794db
[INFO] testing switchswap/scrabble against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswitchswap%2Fscrabble" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/switchswap/scrabble on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/switchswap/scrabble
[INFO] finished tweaking git repo https://github.com/switchswap/scrabble
[INFO] tweaked toml for git repo https://github.com/switchswap/scrabble written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/switchswap/scrabble 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" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90ebdce99eee81b2ec03bf233549ec3a85bb59e59b7a87dca2fc1bfa9b6e9e92
[INFO] running `Command { std: "docker" "start" "-a" "90ebdce99eee81b2ec03bf233549ec3a85bb59e59b7a87dca2fc1bfa9b6e9e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90ebdce99eee81b2ec03bf233549ec3a85bb59e59b7a87dca2fc1bfa9b6e9e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ebdce99eee81b2ec03bf233549ec3a85bb59e59b7a87dca2fc1bfa9b6e9e92", kill_on_drop: false }`
[INFO] [stdout] 90ebdce99eee81b2ec03bf233549ec3a85bb59e59b7a87dca2fc1bfa9b6e9e92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9222b2a7cb4104d08ee2c1a0c1c459fb68f83f2444dd0ed373b4bf333d57aee0
[INFO] running `Command { std: "docker" "start" "-a" "9222b2a7cb4104d08ee2c1a0c1c459fb68f83f2444dd0ed373b4bf333d57aee0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling crossterm v0.26.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling comfy-table v7.0.1
[INFO] [stderr]    Compiling scrabble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::rngs::ThreadRng`
[INFO] [stdout]  --> src/bag.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::rngs::ThreadRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SeedableRng`
[INFO] [stdout]  --> src/bag.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::{Rng, SeedableRng};
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_file`
[INFO] [stdout]   --> src/game.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new(config_file: &str) -> Game {
[INFO] [stdout]    |                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/move.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 x,
[INFO] [stdout]     |                 ^ help: try ignoring the field: `x: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/move.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 y,
[INFO] [stdout]     |                 ^ help: try ignoring the field: `y: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `horizontal`
[INFO] [stdout]    --> src/move.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 horizontal,
[INFO] [stdout]     |                 ^^^^^^^^^^ help: try ignoring the field: `horizontal: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tile_string`
[INFO] [stdout]    --> src/move.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 tile_string,
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: try ignoring the field: `tile_string: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/move.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         board: &mut Board,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dictionary`
[INFO] [stdout]   --> src/move.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |         dictionary: &Dictionary,
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dictionary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `letters` and `init_count` are never read
[INFO] [stdout]   --> src/bag.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Bag {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 10 |     tiles: Vec<Tile>,
[INFO] [stdout] 11 |     letters: HashSet<char>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     init_count: HashMap<char, u32>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_tile`, `initial_tile_count`, `current_tile_count`, and `all_letters` are never used
[INFO] [stdout]   --> src/bag.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Bag {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn add_tile(&mut self, tile: Tile) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     pub fn initial_tile_count(&self) -> &HashMap<char, u32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub fn current_tile_count(&self) -> &HashMap<char, u32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn all_letters(&self) -> &HashSet<char> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start_x` and `start_y` are never read
[INFO] [stdout]   --> src/board.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Board {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9  |     start_x: usize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     start_y: usize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `square_at_mut` and `start_square` are never used
[INFO] [stdout]   --> src/board.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Board {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn square_at_mut(&mut self, x: usize, y: usize) -> Option<&mut Square> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn start_square(&mut self) -> Option<&mut Square> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `word_list` is never read
[INFO] [stdout]  --> src/dictionary.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Dictionary {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     word_list: HashSet<String>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_legal_word` is never used
[INFO] [stdout]   --> src/dictionary.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Dictionary {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn is_legal_word(&self, word: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `board` and `players` are never used
[INFO] [stdout]   --> src/game.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Game {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn board(&self) -> &Board {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn players(&self) -> &Vec<Player> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `orig_letter_multiplier`, `orig_word_multiplier`, and `occupied` are never read
[INFO] [stdout]  --> src/square.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Square {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     orig_letter_multiplier: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     orig_word_multiplier: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     occupied: bool,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `place_tile`, `remove_tile`, `use_square`, `is_occupied`, and `score` are never used
[INFO] [stdout]   --> src/square.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Square {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn place_tile(&mut self, tile: Tile) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn remove_tile(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn use_square(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn is_occupied(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn score(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_blank` is never used
[INFO] [stdout]   --> src/tile.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Tile {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn is_blank(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/game.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         std::io::stdin().read_line(&mut String::new());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let _ = std::io::stdin().read_line(&mut String::new());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.04s
[INFO] running `Command { std: "docker" "inspect" "9222b2a7cb4104d08ee2c1a0c1c459fb68f83f2444dd0ed373b4bf333d57aee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9222b2a7cb4104d08ee2c1a0c1c459fb68f83f2444dd0ed373b4bf333d57aee0", kill_on_drop: false }`
[INFO] [stdout] 9222b2a7cb4104d08ee2c1a0c1c459fb68f83f2444dd0ed373b4bf333d57aee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09fb5f8b951164ec39137dd5c7d2ee5b5923c2f97a9f762fa7f3242961cb0ec6
[INFO] running `Command { std: "docker" "start" "-a" "09fb5f8b951164ec39137dd5c7d2ee5b5923c2f97a9f762fa7f3242961cb0ec6", kill_on_drop: false }`
[INFO] [stderr]    Compiling scrabble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::rngs::ThreadRng`
[INFO] [stdout]  --> src/bag.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::rngs::ThreadRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SeedableRng`
[INFO] [stdout]  --> src/bag.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::{Rng, SeedableRng};
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_file`
[INFO] [stdout]   --> src/game.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new(config_file: &str) -> Game {
[INFO] [stdout]    |                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/move.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 x,
[INFO] [stdout]     |                 ^ help: try ignoring the field: `x: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/move.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 y,
[INFO] [stdout]     |                 ^ help: try ignoring the field: `y: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `horizontal`
[INFO] [stdout]    --> src/move.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 horizontal,
[INFO] [stdout]     |                 ^^^^^^^^^^ help: try ignoring the field: `horizontal: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tile_string`
[INFO] [stdout]    --> src/move.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 tile_string,
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: try ignoring the field: `tile_string: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/move.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         board: &mut Board,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dictionary`
[INFO] [stdout]   --> src/move.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |         dictionary: &Dictionary,
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dictionary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `letters` and `init_count` are never read
[INFO] [stdout]   --> src/bag.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Bag {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 10 |     tiles: Vec<Tile>,
[INFO] [stdout] 11 |     letters: HashSet<char>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     init_count: HashMap<char, u32>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_tile`, `initial_tile_count`, `current_tile_count`, and `all_letters` are never used
[INFO] [stdout]   --> src/bag.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Bag {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn add_tile(&mut self, tile: Tile) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     pub fn initial_tile_count(&self) -> &HashMap<char, u32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub fn current_tile_count(&self) -> &HashMap<char, u32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn all_letters(&self) -> &HashSet<char> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start_x` and `start_y` are never read
[INFO] [stdout]   --> src/board.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Board {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9  |     start_x: usize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     start_y: usize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `square_at_mut` and `start_square` are never used
[INFO] [stdout]   --> src/board.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Board {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn square_at_mut(&mut self, x: usize, y: usize) -> Option<&mut Square> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn start_square(&mut self) -> Option<&mut Square> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `word_list` is never read
[INFO] [stdout]  --> src/dictionary.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Dictionary {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     word_list: HashSet<String>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_legal_word` is never used
[INFO] [stdout]   --> src/dictionary.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Dictionary {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn is_legal_word(&self, word: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `board` and `players` are never used
[INFO] [stdout]   --> src/game.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Game {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn board(&self) -> &Board {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn players(&self) -> &Vec<Player> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `orig_letter_multiplier`, `orig_word_multiplier`, and `occupied` are never read
[INFO] [stdout]  --> src/square.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Square {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     orig_letter_multiplier: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     orig_word_multiplier: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     occupied: bool,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `place_tile`, `remove_tile`, `use_square`, `is_occupied`, and `score` are never used
[INFO] [stdout]   --> src/square.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Square {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn place_tile(&mut self, tile: Tile) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn remove_tile(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn use_square(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn is_occupied(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn score(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/game.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         std::io::stdin().read_line(&mut String::new());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let _ = std::io::stdin().read_line(&mut String::new());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "09fb5f8b951164ec39137dd5c7d2ee5b5923c2f97a9f762fa7f3242961cb0ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09fb5f8b951164ec39137dd5c7d2ee5b5923c2f97a9f762fa7f3242961cb0ec6", kill_on_drop: false }`
[INFO] [stdout] 09fb5f8b951164ec39137dd5c7d2ee5b5923c2f97a9f762fa7f3242961cb0ec6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ad63ac4d875e72781d0c1cea82d2e29148eab20f068ff3a805cc0c039c9d673
[INFO] running `Command { std: "docker" "start" "-a" "5ad63ac4d875e72781d0c1cea82d2e29148eab20f068ff3a805cc0c039c9d673", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `rand::rngs::ThreadRng`
[INFO] [stderr]  --> src/bag.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::rngs::ThreadRng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SeedableRng`
[INFO] [stderr]  --> src/bag.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rand::{Rng, SeedableRng};
[INFO] [stderr]   |                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config_file`
[INFO] [stderr]   --> src/game.rs:20:16
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new(config_file: &str) -> Game {
[INFO] [stderr]    |                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/move.rs:108:17
[INFO] [stderr]     |
[INFO] [stderr] 108 |                 x,
[INFO] [stderr]     |                 ^ help: try ignoring the field: `x: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/move.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 y,
[INFO] [stderr]     |                 ^ help: try ignoring the field: `y: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `horizontal`
[INFO] [stderr]    --> src/move.rs:110:17
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 horizontal,
[INFO] [stderr]     |                 ^^^^^^^^^^ help: try ignoring the field: `horizontal: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tile_string`
[INFO] [stderr]    --> src/move.rs:111:17
[INFO] [stderr]     |
[INFO] [stderr] 111 |                 tile_string,
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: try ignoring the field: `tile_string: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]   --> src/move.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         board: &mut Board,
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dictionary`
[INFO] [stderr]   --> src/move.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |         dictionary: &Dictionary,
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dictionary`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `letters` and `init_count` are never read
[INFO] [stderr]   --> src/bag.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | pub struct Bag {
[INFO] [stderr]    |            --- fields in this struct
[INFO] [stderr] 10 |     tiles: Vec<Tile>,
[INFO] [stderr] 11 |     letters: HashSet<char>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 12 |     init_count: HashMap<char, u32>,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `add_tile`, `initial_tile_count`, `current_tile_count`, and `all_letters` are never used
[INFO] [stderr]   --> src/bag.rs:53:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl Bag {
[INFO] [stderr]    | -------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 53 |     pub fn add_tile(&mut self, tile: Tile) {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 81 |     pub fn initial_tile_count(&self) -> &HashMap<char, u32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 85 |     pub fn current_tile_count(&self) -> &HashMap<char, u32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 89 |     pub fn all_letters(&self) -> &HashSet<char> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `start_x` and `start_y` are never read
[INFO] [stderr]   --> src/board.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 5  | pub struct Board {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 9  |     start_x: usize,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 10 |     start_y: usize,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `square_at_mut` and `start_square` are never used
[INFO] [stderr]   --> src/board.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Board {
[INFO] [stderr]    | ---------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 74 |     pub fn square_at_mut(&mut self, x: usize, y: usize) -> Option<&mut Square> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 80 |     pub fn start_square(&mut self) -> Option<&mut Square> {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `word_list` is never read
[INFO] [stderr]  --> src/dictionary.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Dictionary {
[INFO] [stderr]   |            ---------- field in this struct
[INFO] [stderr] 6 |     word_list: HashSet<String>,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_legal_word` is never used
[INFO] [stderr]   --> src/dictionary.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 9  | impl Dictionary {
[INFO] [stderr]    | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub fn is_legal_word(&self, word: &str) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `board` and `players` are never used
[INFO] [stderr]   --> src/game.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl Game {
[INFO] [stderr]    | --------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 40 |     pub fn board(&self) -> &Board {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 51 |     pub fn players(&self) -> &Vec<Player> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `orig_letter_multiplier`, `orig_word_multiplier`, and `occupied` are never read
[INFO] [stderr]  --> src/square.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Square {
[INFO] [stderr]   |            ------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 6 |     orig_letter_multiplier: u32,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7 |     orig_word_multiplier: u32,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 8 |     occupied: bool,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `place_tile`, `remove_tile`, `use_square`, `is_occupied`, and `score` are never used
[INFO] [stderr]   --> src/square.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Square {
[INFO] [stderr]    | ----------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub fn place_tile(&mut self, tile: Tile) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub fn remove_tile(&mut self) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn use_square(&mut self) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     pub fn is_occupied(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |     pub fn score(&self) -> u32 {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/game.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         std::io::stdin().read_line(&mut String::new());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let _ = std::io::stdin().read_line(&mut String::new());
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `scrabble` (bin "scrabble" test) generated 19 warnings (run `cargo fix --bin "scrabble" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/scrabble-b8170b2ec22364de)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tile::tests::test_get_points ... ok
[INFO] [stdout] test tile::tests::test_get_letter ... ok
[INFO] [stdout] test tile::tests::test_get_usage ... ok
[INFO] [stdout] test tile::tests::test_is_blank ... ok
[INFO] [stdout] test tile::tests::test_use_as ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ad63ac4d875e72781d0c1cea82d2e29148eab20f068ff3a805cc0c039c9d673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad63ac4d875e72781d0c1cea82d2e29148eab20f068ff3a805cc0c039c9d673", kill_on_drop: false }`
[INFO] [stdout] 5ad63ac4d875e72781d0c1cea82d2e29148eab20f068ff3a805cc0c039c9d673
