[INFO] cloning repository https://github.com/biddellns/poker.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/biddellns/poker.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbiddellns%2Fpoker.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbiddellns%2Fpoker.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4df046fc62d15b8307d1afbd583386d834ec459f
[INFO] documenting biddellns/poker.rs against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbiddellns%2Fpoker.rs" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/biddellns/poker.rs on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/biddellns/poker.rs
[INFO] finished tweaking git repo https://github.com/biddellns/poker.rs
[INFO] tweaked toml for git repo https://github.com/biddellns/poker.rs written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/biddellns/poker.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1dee2d6ac5b91eb7146d22ef6231cf9e1854ddfd285dc4ceda146ccc2e975ea
[INFO] running `Command { std: "docker" "start" "-a" "f1dee2d6ac5b91eb7146d22ef6231cf9e1854ddfd285dc4ceda146ccc2e975ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1dee2d6ac5b91eb7146d22ef6231cf9e1854ddfd285dc4ceda146ccc2e975ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1dee2d6ac5b91eb7146d22ef6231cf9e1854ddfd285dc4ceda146ccc2e975ea", kill_on_drop: false }`
[INFO] [stdout] f1dee2d6ac5b91eb7146d22ef6231cf9e1854ddfd285dc4ceda146ccc2e975ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e73b4e8cf180d481e25ba7b527b99e39aabcb84489df39cfbd09e586ea0bddf4
[INFO] running `Command { std: "docker" "start" "-a" "e73b4e8cf180d481e25ba7b527b99e39aabcb84489df39cfbd09e586ea0bddf4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]     Checking strum v0.21.0
[INFO] [stderr]     Checking engine v0.1.0 (/opt/rustwide/workdir/engine)
[INFO] [stderr]  Documenting engine v0.1.0 (/opt/rustwide/workdir/engine)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> engine/src/cards.rs:64:35
[INFO] [stdout]    |
[INFO] [stdout] 64 |             .fold(String::new(), |mut acc, card| acc + &format!(", {}", card));
[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: associated function is never used: `push`
[INFO] [stdout]   --> engine/src/cards.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn push(&mut self, card: Card) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> engine/src/cards.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn len(&self) -> usize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CARDS_PER_PLAYER`
[INFO] [stdout]   --> engine/src/state.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const CARDS_PER_PLAYER: usize = 2;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TexasHoldemHand`
[INFO] [stdout]   --> engine/src/state.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct TexasHoldemHand<'a, 'b, S: State> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DealtFlop`
[INFO] [stdout]   --> engine/src/state.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct DealtFlop {}
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DealtRiver`
[INFO] [stdout]   --> engine/src/state.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct DealtRiver {}
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DealTurn`
[INFO] [stdout]   --> engine/src/state.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct DealTurn {}
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `EvalWinner`
[INFO] [stdout]   --> engine/src/state.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct EvalWinner {}
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> engine/src/state.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn new(players: &'a mut [Player<'b>]) -> TexasHoldemHand<'a, 'b, Start> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shuffle`
[INFO] [stdout]   --> engine/src/state.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn shuffle(mut self) -> TexasHoldemHand<'a, 'b, Shuffled> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `deal_to_players`
[INFO] [stdout]   --> engine/src/state.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn deal_to_players(mut self) -> Result<TexasHoldemHand<'a, 'b, DealtToPlayers>, Errors> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotEnoughCardsToDeal`
[INFO] [stdout]   --> engine/src/state.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     NotEnoughCardsToDeal,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Errors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> engine/src/state.rs:96:10
[INFO] [stdout]    |
[INFO] [stdout] 96 | #[derive(Debug, Eq, PartialEq)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_player`
[INFO] [stdout]   --> engine/src/table.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn add_player(&mut self, player: &'a Player<'a>) -> Result<(), Errors> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_player_limit`
[INFO] [stdout]   --> engine/src/table.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn set_player_limit(&mut self, limit: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> engine/src/table.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub(crate) fn new(name: &'a str) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `receive_card`
[INFO] [stdout]   --> engine/src/table.rs:64:19
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub(crate) fn receive_card(&mut self, card: Card) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_num_cards`
[INFO] [stdout]   --> engine/src/table.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn get_num_cards(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PlayerLimitExceeded`
[INFO] [stdout]   --> engine/src/table.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     PlayerLimitExceeded,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Errors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> engine/src/table.rs:79:10
[INFO] [stdout]    |
[INFO] [stdout] 79 | #[derive(Debug, Eq, PartialEq)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting app v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.60s
[INFO] running `Command { std: "docker" "inspect" "e73b4e8cf180d481e25ba7b527b99e39aabcb84489df39cfbd09e586ea0bddf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73b4e8cf180d481e25ba7b527b99e39aabcb84489df39cfbd09e586ea0bddf4", kill_on_drop: false }`
[INFO] [stdout] e73b4e8cf180d481e25ba7b527b99e39aabcb84489df39cfbd09e586ea0bddf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 37bff18763f85ed06fc4138b27e8ef8cd1847bebf85ff06456779cc2c979add0
[INFO] running `Command { std: "docker" "start" "-a" "37bff18763f85ed06fc4138b27e8ef8cd1847bebf85ff06456779cc2c979add0", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "37bff18763f85ed06fc4138b27e8ef8cd1847bebf85ff06456779cc2c979add0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37bff18763f85ed06fc4138b27e8ef8cd1847bebf85ff06456779cc2c979add0", kill_on_drop: false }`
[INFO] [stdout] 37bff18763f85ed06fc4138b27e8ef8cd1847bebf85ff06456779cc2c979add0