[INFO] cloning repository https://github.com/YBStolker/nutcracker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YBStolker/nutcracker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYBStolker%2Fnutcracker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYBStolker%2Fnutcracker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8a5be0abaacf3767627917646ffb5797cd277de
[INFO] testing YBStolker/nutcracker against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYBStolker%2Fnutcracker" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/YBStolker/nutcracker
[INFO] finished tweaking git repo https://github.com/YBStolker/nutcracker
[INFO] tweaked toml for git repo https://github.com/YBStolker/nutcracker written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/YBStolker/nutcracker on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/YBStolker/nutcracker 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d693ca38a2013047c1e5ca79ad9e538d339aef3687df0fbd6f923b03737834b
[INFO] running `Command { std: "docker" "start" "-a" "1d693ca38a2013047c1e5ca79ad9e538d339aef3687df0fbd6f923b03737834b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d693ca38a2013047c1e5ca79ad9e538d339aef3687df0fbd6f923b03737834b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d693ca38a2013047c1e5ca79ad9e538d339aef3687df0fbd6f923b03737834b", kill_on_drop: false }`
[INFO] [stdout] 1d693ca38a2013047c1e5ca79ad9e538d339aef3687df0fbd6f923b03737834b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f690cd5a1e8c86523cbbebbaaa8bed56f3f0c156d384b1e8fbdaca1e90e6531f
[INFO] running `Command { std: "docker" "start" "-a" "f690cd5a1e8c86523cbbebbaaa8bed56f3f0c156d384b1e8fbdaca1e90e6531f", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.77
[INFO] [stderr]    Compiling nutcracker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/engine/outcome.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/engine/outcome.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/gameplay/game.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         for p in self.players.iter() {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CardsError` is never used
[INFO] [stdout]   --> src/engine/cards.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum CardsError {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cards` is never constructed
[INFO] [stdout]   --> src/engine/cards.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Cards {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/engine/cards.rs:34:12
[INFO] [stdout]     |
[INFO] [stdout]  33 | impl Cards {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  34 |     pub fn new(value: u64) -> Result<Self, CardsError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  43 |     pub fn value(&self) -> u64 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  47 |     pub fn is_valid(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  51 |     pub fn card_count(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  55 |     pub fn add_cards(&self, cards: &Cards) -> Cards {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  59 |     pub fn remove_cards(&self, cards: &Cards) -> Cards {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  63 |     pub fn try_add_cards(&self, cards: &Cards) -> Result<Cards, CardsError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  67 |     pub fn try_remove_cards(&self, cards: &Cards) -> Result<Cards, CardsError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  71 |     pub fn has(&self, cards: u64) -> bool {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  75 |     pub fn get_highest(&self, num: usize) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  94 |     pub fn compare_rank(&self, other: &Self) -> Ordering {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn get_flush(&self) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn get_straight(&self) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     pub fn get_kinds(&self) -> Vec<Self> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FULL_DECK` is never used
[INFO] [stdout]  --> src/engine/constants.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const FULL_DECK: u64 = /**/ 0xFFFFFFFFFFFFF;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SPADE` is never used
[INFO] [stdout]  --> src/engine/constants.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const SPADE: u64 = /*    */ 0x8888888888888;
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEART` is never used
[INFO] [stdout]  --> src/engine/constants.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const HEART: u64 = /*    */ 0x4444444444444;
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DIAMOND` is never used
[INFO] [stdout]  --> src/engine/constants.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const DIAMOND: u64 = /*  */ 0x2222222222222;
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CLUB` is never used
[INFO] [stdout]  --> src/engine/constants.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const CLUB: u64 = /*     */ 0x1111111111111;
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ACE` is never used
[INFO] [stdout]  --> src/engine/constants.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const ACE: u64 = /*      */ 0xF000000000000;
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `KING` is never used
[INFO] [stdout]  --> src/engine/constants.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const KING: u64 = /*     */ 0x0F00000000000;
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `QUEEN` is never used
[INFO] [stdout]   --> src/engine/constants.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const QUEEN: u64 = /*    */ 0x00F0000000000;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `JACK` is never used
[INFO] [stdout]   --> src/engine/constants.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const JACK: u64 = /*     */ 0x000F000000000;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEN` is never used
[INFO] [stdout]   --> src/engine/constants.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const TEN: u64 = /*      */ 0x0000F00000000;
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NINE` is never used
[INFO] [stdout]   --> src/engine/constants.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const NINE: u64 = /*     */ 0x00000F0000000;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EIGHT` is never used
[INFO] [stdout]   --> src/engine/constants.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const EIGHT: u64 = /*    */ 0x000000F000000;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SEVEN` is never used
[INFO] [stdout]   --> src/engine/constants.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const SEVEN: u64 = /*    */ 0x0000000F00000;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SIX` is never used
[INFO] [stdout]   --> src/engine/constants.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const SIX: u64 = /*      */ 0x00000000F0000;
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FIVE` is never used
[INFO] [stdout]   --> src/engine/constants.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const FIVE: u64 = /*     */ 0x000000000F000;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FOUR` is never used
[INFO] [stdout]   --> src/engine/constants.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const FOUR: u64 = /*     */ 0x0000000000F00;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `THREE` is never used
[INFO] [stdout]   --> src/engine/constants.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub const THREE: u64 = /*    */ 0x00000000000F0;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TWO` is never used
[INFO] [stdout]   --> src/engine/constants.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub const TWO: u64 = /*      */ 0x000000000000F;
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RANKS` is never used
[INFO] [stdout]   --> src/engine/constants.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub const RANKS: &[u64] = &[
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RANK_NAMES` is never used
[INFO] [stdout]   --> src/engine/constants.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub const RANK_NAMES: &[&str] = &[
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SUITS` is never used
[INFO] [stdout]   --> src/engine/constants.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub const SUITS: &[u64] = &[SPADE, HEART, DIAMOND, CLUB];
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SUIT_NAMES` is never used
[INFO] [stdout]   --> src/engine/constants.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub const SUIT_NAMES: &[&str] = &["s", "h", "d", "c"];
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RunoutError` is never used
[INFO] [stdout]  --> src/engine/out_runner.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum RunoutError {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chance` is never constructed
[INFO] [stdout]   --> src/engine/out_runner.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Chance {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize` and `add` are never used
[INFO] [stdout]   --> src/engine/out_runner.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Chance {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 43 |     pub fn normalize(self) -> Chance {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn add(&mut self, other: Self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `runout` is never used
[INFO] [stdout]   --> src/engine/out_runner.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn runout(player: Cards, table: Cards, deck: Cards) -> Result<Chance, RunoutError> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OutcomeError` is never used
[INFO] [stdout]  --> src/engine/outcome.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum OutcomeError {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Outcome` is never used
[INFO] [stdout]   --> src/engine/outcome.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Outcome {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GameEvent` is never used
[INFO] [stdout]  --> src/gameplay/game.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum GameEvent {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Game` is never constructed
[INFO] [stdout]   --> src/gameplay/game.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Game {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new_round`, `add_player`, and `add_bet` are never used
[INFO] [stdout]   --> src/gameplay/game.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Game {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 22 |     pub fn new_round(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn add_player(&mut self, player: Player) -> () {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn add_bet(&mut self, bet: u32) -> () {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Player` is never constructed
[INFO] [stdout]  --> src/gameplay/player.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Player {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/gameplay/player.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl Player {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 8 |     pub fn new(name: String, stack: u32) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AllBitIterator` is never constructed
[INFO] [stdout]  --> src/util/all_bit_combo_iterator.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct AllBitIterator {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IntoAllBitIterator` is never used
[INFO] [stdout]  --> src/util/all_bit_combo_iterator.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait IntoAllBitIterator {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FormLeftBitIterator` is never constructed
[INFO] [stdout]  --> src/util/bit_iterator.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct FormLeftBitIterator {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IntoFromLeftBitIterator` is never used
[INFO] [stdout]  --> src/util/bit_iterator.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait IntoFromLeftBitIterator {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FromRightBitIterator` is never constructed
[INFO] [stdout]   --> src/util/bit_iterator.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct FromRightBitIterator {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IntoFromRightBitIterator` is never used
[INFO] [stdout]   --> src/util/bit_iterator.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub trait IntoFromRightBitIterator {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "f690cd5a1e8c86523cbbebbaaa8bed56f3f0c156d384b1e8fbdaca1e90e6531f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f690cd5a1e8c86523cbbebbaaa8bed56f3f0c156d384b1e8fbdaca1e90e6531f", kill_on_drop: false }`
[INFO] [stdout] f690cd5a1e8c86523cbbebbaaa8bed56f3f0c156d384b1e8fbdaca1e90e6531f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cc7b91dcbc5566e038ebeeb595b143f7d052d1b6935075d22004efe97ff3127
[INFO] running `Command { std: "docker" "start" "-a" "9cc7b91dcbc5566e038ebeeb595b143f7d052d1b6935075d22004efe97ff3127", kill_on_drop: false }`
[INFO] [stderr]    Compiling nutcracker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/engine/outcome.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/engine/outcome.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hand`
[INFO] [stdout]    --> src/engine/out_runner.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let hand = Cards::from(ACE & CLUB | ACE & DIAMOND);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_hand`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `table`
[INFO] [stdout]    --> src/engine/out_runner.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let table = Cards::from(ACE & SPADE | ACE & HEART | KING & DIAMOND);
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_table`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deck`
[INFO] [stdout]    --> src/engine/out_runner.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let deck = Cards::from(
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_deck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/gameplay/game.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         for p in self.players.iter() {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `try_add_cards` and `try_remove_cards` are never used
[INFO] [stdout]   --> src/engine/cards.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Cards {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn try_add_cards(&self, cards: &Cards) -> Result<Cards, CardsError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn try_remove_cards(&self, cards: &Cards) -> Result<Cards, CardsError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RunoutError` is never used
[INFO] [stdout]  --> src/engine/out_runner.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum RunoutError {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chance` is never constructed
[INFO] [stdout]   --> src/engine/out_runner.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Chance {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize` and `add` are never used
[INFO] [stdout]   --> src/engine/out_runner.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Chance {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 43 |     pub fn normalize(self) -> Chance {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn add(&mut self, other: Self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `runout` is never used
[INFO] [stdout]   --> src/engine/out_runner.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn runout(player: Cards, table: Cards, deck: Cards) -> Result<Chance, RunoutError> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GameEvent` is never used
[INFO] [stdout]  --> src/gameplay/game.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum GameEvent {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Game` is never constructed
[INFO] [stdout]   --> src/gameplay/game.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Game {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new_round`, `add_player`, and `add_bet` are never used
[INFO] [stdout]   --> src/gameplay/game.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Game {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 22 |     pub fn new_round(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn add_player(&mut self, player: Player) -> () {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn add_bet(&mut self, bet: u32) -> () {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Player` is never constructed
[INFO] [stdout]  --> src/gameplay/player.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Player {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/gameplay/player.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl Player {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 8 |     pub fn new(name: String, stack: u32) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "9cc7b91dcbc5566e038ebeeb595b143f7d052d1b6935075d22004efe97ff3127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc7b91dcbc5566e038ebeeb595b143f7d052d1b6935075d22004efe97ff3127", kill_on_drop: false }`
[INFO] [stdout] 9cc7b91dcbc5566e038ebeeb595b143f7d052d1b6935075d22004efe97ff3127
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e889f2a114a054062db61f505cefe3293ad3a31f8cc422993317cd700d3fd84d
[INFO] running `Command { std: "docker" "start" "-a" "e889f2a114a054062db61f505cefe3293ad3a31f8cc422993317cd700d3fd84d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/engine/outcome.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Display`
[INFO] [stderr]  --> src/engine/outcome.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fmt::Display;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hand`
[INFO] [stderr]    --> src/engine/out_runner.rs:104:13
[INFO] [stderr]     |
[INFO] [stderr] 104 |         let hand = Cards::from(ACE & CLUB | ACE & DIAMOND);
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_hand`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `table`
[INFO] [stderr]    --> src/engine/out_runner.rs:105:13
[INFO] [stderr]     |
[INFO] [stderr] 105 |         let table = Cards::from(ACE & SPADE | ACE & HEART | KING & DIAMOND);
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_table`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `deck`
[INFO] [stderr]    --> src/engine/out_runner.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let deck = Cards::from(
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_deck`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/gameplay/game.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |         for p in self.players.iter() {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: methods `try_add_cards` and `try_remove_cards` are never used
[INFO] [stderr]   --> src/engine/cards.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 33 | impl Cards {
[INFO] [stderr]    | ---------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 63 |     pub fn try_add_cards(&self, cards: &Cards) -> Result<Cards, CardsError> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |     pub fn try_remove_cards(&self, cards: &Cards) -> Result<Cards, CardsError> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `RunoutError` is never used
[INFO] [stderr]  --> src/engine/out_runner.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub enum RunoutError {
[INFO] [stderr]   |          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Chance` is never constructed
[INFO] [stderr]   --> src/engine/out_runner.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub struct Chance {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `normalize` and `add` are never used
[INFO] [stderr]   --> src/engine/out_runner.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | impl Chance {
[INFO] [stderr]    | ----------- methods in this implementation
[INFO] [stderr] 43 |     pub fn normalize(self) -> Chance {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |     pub fn add(&mut self, other: Self) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `runout` is never used
[INFO] [stderr]   --> src/engine/out_runner.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn runout(player: Cards, table: Cards, deck: Cards) -> Result<Chance, RunoutError> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `GameEvent` is never used
[INFO] [stderr]  --> src/gameplay/game.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub enum GameEvent {
[INFO] [stderr]   |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Game` is never constructed
[INFO] [stderr]   --> src/gameplay/game.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct Game {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `new_round`, `add_player`, and `add_bet` are never used
[INFO] [stderr]   --> src/gameplay/game.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl Game {
[INFO] [stderr]    | --------- methods in this implementation
[INFO] [stderr] 22 |     pub fn new_round(&mut self) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub fn add_player(&mut self, player: Player) -> () {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn add_bet(&mut self, bet: u32) -> () {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Player` is never constructed
[INFO] [stderr]  --> src/gameplay/player.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct Player {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> src/gameplay/player.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | impl Player {
[INFO] [stderr]   | ----------- associated function in this implementation
[INFO] [stderr] 8 |     pub fn new(name: String, stack: u32) -> Self {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nutcracker` (bin "nutcracker" test) generated 16 warnings (run `cargo fix --bin "nutcracker" -p nutcracker --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nutcracker-e9d4dcd7d954f715)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test engine::cards::tests::test_flush ... ok
[INFO] [stdout] test engine::cards::tests::test_high_card ... ok
[INFO] [stdout] test engine::cards::tests::test_into ... ok
[INFO] [stdout] test engine::cards::tests::test_four_of_a_kind ... ok
[INFO] [stdout] test engine::cards::tests::test_straight ... ok
[INFO] [stdout] test engine::cards::tests::test_straight_flush ... ok
[INFO] [stdout] test engine::cards::tests::test_three_of_a_kind ... ok
[INFO] [stdout] test engine::cards::tests::test_pair ... ok
[INFO] [stdout] test engine::out_runner::tests::test_runout_table ... ok
[INFO] [stdout] test engine::cards::tests::test_two_pair ... ok
[INFO] [stdout] test engine::out_runner::tests::test_testing ... ok
[INFO] [stdout] test engine::outcome::tests::test_outcome_ordering ... ok
[INFO] [stdout] test engine::outcome::tests::test_four_of_a_kind_ordering ... ok
[INFO] [stdout] test engine::outcome::tests::test_straight_flush_ordering ... ok
[INFO] [stdout] test util::bit_iterator::tests::test_iterate ... ok
[INFO] [stdout] test util::all_bit_combo_iterator::tests::test_bit_shift ... ok
[INFO] [stdout] test util::all_bit_combo_iterator::tests::test_perf ... ok
[INFO] [stdout] test engine::cards::tests::test_full_house ... ok
[INFO] [stdout] test util::all_bit_combo_iterator::tests::test_count ... ok
[INFO] [stdout] test util::all_bit_combo_iterator::tests::test_all_bit_iter has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "e889f2a114a054062db61f505cefe3293ad3a31f8cc422993317cd700d3fd84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e889f2a114a054062db61f505cefe3293ad3a31f8cc422993317cd700d3fd84d", kill_on_drop: false }`
[INFO] [stdout] e889f2a114a054062db61f505cefe3293ad3a31f8cc422993317cd700d3fd84d
