[INFO] cloning repository https://github.com/silvanx/rust_replica
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/silvanx/rust_replica" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvanx%2Frust_replica", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvanx%2Frust_replica'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83522dc6eb1834f05b1032052d7f1536de18a1d4
[INFO] testing silvanx/rust_replica against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvanx%2Frust_replica" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/silvanx/rust_replica on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/silvanx/rust_replica
[INFO] finished tweaking git repo https://github.com/silvanx/rust_replica
[INFO] tweaked toml for git repo https://github.com/silvanx/rust_replica written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/silvanx/rust_replica 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aca4ca3df4a3bfd67be44d310b7c14dc4a25a60e8bb96f86e207d89a42b09931
[INFO] running `Command { std: "docker" "start" "-a" "aca4ca3df4a3bfd67be44d310b7c14dc4a25a60e8bb96f86e207d89a42b09931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aca4ca3df4a3bfd67be44d310b7c14dc4a25a60e8bb96f86e207d89a42b09931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca4ca3df4a3bfd67be44d310b7c14dc4a25a60e8bb96f86e207d89a42b09931", kill_on_drop: false }`
[INFO] [stdout] aca4ca3df4a3bfd67be44d310b7c14dc4a25a60e8bb96f86e207d89a42b09931
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7490d1fc923c2dbaaba09a4d5f02234a619746da1899d7de6b259cc9c4bcf432
[INFO] running `Command { std: "docker" "start" "-a" "7490d1fc923c2dbaaba09a4d5f02234a619746da1899d7de6b259cc9c4bcf432", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rust_replica v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/game.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player.rs:45:37
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn collect_cards(&mut self, mut cards: Vec<DeckCard>) {
[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: method `is_base_card` is never used
[INFO] [stdout]    --> src/deck.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 99  | impl DeckCard {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn is_base_card(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `initial_size` is never read
[INFO] [stdout]    --> src/deck.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub struct Deck {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 120 |     cards: Vec<DeckCard>,
[INFO] [stdout] 121 |     initial_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `stop_cards_left`, and `replace` are never used
[INFO] [stdout]    --> src/deck.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | impl Deck {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 126 |     pub fn new() -> Deck {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn stop_cards_left(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     pub fn replace(&mut self, card: DeckCard) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARD_POINT_VALUE` is never used
[INFO] [stdout]  --> src/player.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const CARD_POINT_VALUE: u8 = 1;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TOKEN_POINT_VALUE` is never used
[INFO] [stdout]  --> src/player.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const TOKEN_POINT_VALUE: u8 = 3;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Player` is never constructed
[INFO] [stdout]  --> src/player.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Player {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `count_cards_in_hand`, `count_collected_cards`, `calculate_score`, `collect_cards`, and `draw_cards` are never used
[INFO] [stdout]   --> src/player.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Player {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 14 |
[INFO] [stdout] 15 |     pub fn new(color: CardColor) -> Player {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn count_cards_in_hand(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn count_collected_cards(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn calculate_score(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn collect_cards(&mut self, mut cards: Vec<DeckCard>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn draw_cards(&mut self, mut cards: Vec<DeckCard>) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STOP_CARDS_IN_DECK` is never used
[INFO] [stdout]  --> src/game.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const STOP_CARDS_IN_DECK: u8 = 10;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_CELLS_2_PLAYERS` is never used
[INFO] [stdout]   --> src/game.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const MAX_CELLS_2_PLAYERS: u8 = 6;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_CELLS_3_PLAYERS` is never used
[INFO] [stdout]   --> src/game.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const MAX_CELLS_3_PLAYERS: u8 = 7;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_CELLS_4_PLAYERS` is never used
[INFO] [stdout]   --> src/game.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const MAX_CELLS_4_PLAYERS: u8 = 8;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_PLAYERS` is never used
[INFO] [stdout]   --> src/game.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const MIN_PLAYERS: u8 = 2;
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_PLAYERS` is never used
[INFO] [stdout]   --> src/game.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const MAX_PLAYERS: u8 = 4;
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CardPair` is never constructed
[INFO] [stdout]   --> src/game.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct CardPair {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Game` is never constructed
[INFO] [stdout]   --> src/game.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Game {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `is_over` are never used
[INFO] [stdout]   --> src/game.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Game {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 46 |     fn new(num_players: u8) -> Result<Game, WrongNumberPlayersError> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn is_over(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "7490d1fc923c2dbaaba09a4d5f02234a619746da1899d7de6b259cc9c4bcf432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7490d1fc923c2dbaaba09a4d5f02234a619746da1899d7de6b259cc9c4bcf432", kill_on_drop: false }`
[INFO] [stdout] 7490d1fc923c2dbaaba09a4d5f02234a619746da1899d7de6b259cc9c4bcf432
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 918156ed5d438d43a4c5fb29b552714644b1b2eeccd5ce27c8fa7d821de901b1
[INFO] running `Command { std: "docker" "start" "-a" "918156ed5d438d43a4c5fb29b552714644b1b2eeccd5ce27c8fa7d821de901b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_replica v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/game.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `while let` pattern
[INFO] [stdout]    --> src/deck.rs:305:15
[INFO] [stdout]     |
[INFO] [stdout] 305 |         while let card = deck1.draw(1).get(0) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the loop will never exit
[INFO] [stdout]     = help: consider instead using a `loop { ... }` with a `let` inside it
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player.rs:45:37
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn collect_cards(&mut self, mut cards: Vec<DeckCard>) {
[INFO] [stdout]    |                                     ----^^^^^
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `initial_size` is never read
[INFO] [stdout]    --> src/deck.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub struct Deck {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 120 |     cards: Vec<DeckCard>,
[INFO] [stdout] 121 |     initial_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `revealed_cards` and `dna` are never read
[INFO] [stdout]   --> src/game.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Game {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     revealed_cards: Vec<DeckCard>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     dna: Vec<CardPair>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "918156ed5d438d43a4c5fb29b552714644b1b2eeccd5ce27c8fa7d821de901b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "918156ed5d438d43a4c5fb29b552714644b1b2eeccd5ce27c8fa7d821de901b1", kill_on_drop: false }`
[INFO] [stdout] 918156ed5d438d43a4c5fb29b552714644b1b2eeccd5ce27c8fa7d821de901b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0511d26844ac278a46dc31f84e25dec7c17b3ff9b4e345c268939f180fd86ed3
[INFO] running `Command { std: "docker" "start" "-a" "0511d26844ac278a46dc31f84e25dec7c17b3ff9b4e345c268939f180fd86ed3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/game.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable `while let` pattern
[INFO] [stderr]    --> src/deck.rs:305:15
[INFO] [stderr]     |
[INFO] [stderr] 305 |         while let card = deck1.draw(1).get(0) {
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this pattern will always match, so the loop will never exit
[INFO] [stderr]     = help: consider instead using a `loop { ... }` with a `let` inside it
[INFO] [stderr]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/player.rs:45:37
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn collect_cards(&mut self, mut cards: Vec<DeckCard>) {
[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: field `initial_size` is never read
[INFO] [stderr]    --> src/deck.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 119 | pub struct Deck {
[INFO] [stderr]     |            ---- field in this struct
[INFO] [stderr] 120 |     cards: Vec<DeckCard>,
[INFO] [stderr] 121 |     initial_size: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `revealed_cards` and `dna` are never read
[INFO] [stderr]   --> src/game.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct Game {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 27 |     revealed_cards: Vec<DeckCard>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 28 |     dna: Vec<CardPair>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_replica` (bin "rust_replica" test) generated 5 warnings (run `cargo fix --bin "rust_replica" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_replica-d20de9083777f8ad)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test deck::tests::deck_from_vec ... ok
[INFO] [stdout] test deck::tests::recognise_stop_cards ... ok
[INFO] [stdout] test deck::tests::replace_stop_card_into_deck ... ok
[INFO] [stdout] test deck::tests::shuffle_deck ... ok
[INFO] [stdout] test deck::tests::replace_card_into_deck ... ok
[INFO] [stdout] test deck::tests::draw_two_cards ... ok
[INFO] [stdout] test deck::tests::draw_update_stop_cards ... ok
[INFO] [stdout] test game::test::game_new ... ok
[INFO] [stdout] test game::test::game_not_over ... ok
[INFO] [stdout] test game::test::game_new_wrong_number_of_players ... ok
[INFO] [stdout] test game::test::max_cells_stopped_2_players_game_over ... ok
[INFO] [stdout] test game::test::max_cells_stopped_3_players_game_over ... ok
[INFO] [stdout] test game::test::max_cells_stopped_4_players_game_over ... ok
[INFO] [stdout] test game::test::played_all_stop_cards_game_over ... ok
[INFO] [stdout] test player::tests::player_collect_cards ... ok
[INFO] [stdout] test player::tests::player_draw_cards ... ok
[INFO] [stdout] test player::tests::player_score ... ok
[INFO] [stdout] test player::tests::player_new ... ok
[INFO] [stdout] test deck::tests::new_deck_is_empty ... ok
[INFO] [stdout] test deck::tests::shuffle_two_decks ... ok
[INFO] [stdout] test game::test::empty_deck_game_over ... ok
[INFO] [stdout] test deck::tests::draw_too_many_cards ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0511d26844ac278a46dc31f84e25dec7c17b3ff9b4e345c268939f180fd86ed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0511d26844ac278a46dc31f84e25dec7c17b3ff9b4e345c268939f180fd86ed3", kill_on_drop: false }`
[INFO] [stdout] 0511d26844ac278a46dc31f84e25dec7c17b3ff9b4e345c268939f180fd86ed3
