[INFO] cloning repository https://github.com/4t145/rahjong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4t145/rahjong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4t145%2Frahjong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4t145%2Frahjong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 857fabbe4272337f16c9b0b2c11e17d8cb3926c5
[INFO] testing 4t145/rahjong against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4t145%2Frahjong" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/4t145/rahjong on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/4t145/rahjong
[INFO] finished tweaking git repo https://github.com/4t145/rahjong
[INFO] tweaked toml for git repo https://github.com/4t145/rahjong written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/4t145/rahjong 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stability v0.2.0
[INFO] [stderr]   Downloaded either v1.11.0
[INFO] [stderr]   Downloaded unicode-width v0.1.12
[INFO] [stderr]   Downloaded proc-macro2 v1.0.81
[INFO] [stderr]   Downloaded parking_lot v0.12.2
[INFO] [stderr]   Downloaded serde v1.0.199
[INFO] [stderr]   Downloaded strum_macros v0.26.2
[INFO] [stderr]   Downloaded serde_derive v1.0.199
[INFO] [stderr]   Downloaded indoc v2.0.5
[INFO] [stderr]   Downloaded syn v2.0.60
[INFO] [stderr]   Downloaded redox_syscall v0.5.1
[INFO] [stderr]   Downloaded ratatui v0.26.2
[INFO] [stderr]   Downloaded cc v1.0.95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e6f7d05bbbc1f8d87564db2e940e80b1ccbaae79649b09980b1d745ab42bdd0
[INFO] running `Command { std: "docker" "start" "-a" "7e6f7d05bbbc1f8d87564db2e940e80b1ccbaae79649b09980b1d745ab42bdd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e6f7d05bbbc1f8d87564db2e940e80b1ccbaae79649b09980b1d745ab42bdd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6f7d05bbbc1f8d87564db2e940e80b1ccbaae79649b09980b1d745ab42bdd0", kill_on_drop: false }`
[INFO] [stdout] 7e6f7d05bbbc1f8d87564db2e940e80b1ccbaae79649b09980b1d745ab42bdd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b8c90c4735f6b611dca3958f4bda78b3e6a719ec046705eb4dd28fb21b2c006
[INFO] running `Command { std: "docker" "start" "-a" "4b8c90c4735f6b611dca3958f4bda78b3e6a719ec046705eb4dd28fb21b2c006", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling rustversion v1.0.15
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling serde v1.0.199
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling unicode-width v0.1.12
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]    Compiling castaway v0.2.2
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot v0.12.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling lru v0.12.3
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling compact_str v0.7.1
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling socket2 v0.5.6
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.199
[INFO] [stderr]    Compiling strum_macros v0.26.2
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling stability v0.2.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling strum v0.26.2
[INFO] [stderr]    Compiling ratatui v0.26.2
[INFO] [stderr]    Compiling rahjong v0.1.0 (/opt/rustwide/workdir/lib/rahjong)
[INFO] [stdout] warning: unused import: `SeedableRng`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{seq::SliceRandom, Rng, SeedableRng};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Win`
[INFO] [stdout]   --> lib/rahjong/src/rules/jp/round.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     win::{Chankan, Ron, Tsumo, Win},
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hand::Deck`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp/win.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{draw::Draw, hand::Deck, player::Player, tile::TileId};
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dragon`, `Honer`, `Num`, `SuitKind`, `Suit`, and `tile_set::TileSet`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |         self, tile_set::TileSet, Dragon, Honer, Num, Suit, SuitKind, TileFace, TileId, TileIndex,
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^  ^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hands`
[INFO] [stdout]   --> lib/rahjong/src/game.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let hands = self.wall().draw_next_n::<13>().await?;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_hands`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `seq::SliceRandom`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{seq::SliceRandom, Rng, SeedableRng};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gang`
[INFO] [stdout]    --> lib/rahjong/src/hand.rs:213:28
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn gang(&mut self, gang: Gang) -> Result<(), Gang> {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_gang`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]    --> lib/rahjong/src/rules/jp/round.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |         if let Some(next) = self.draw {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]    --> lib/rahjong/src/rules/jp.rs:187:30
[INFO] [stdout]     |
[INFO] [stdout] 187 |     pub fn operations(&self, player: Wind) -> Vec<Operation> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> lib/rahjong/src/game.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     async fn round(&mut self) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 32 ~     fn round(&mut self) -> impl std::future::Future<Output = Result<(), Box<dyn std::error::Error>>> + Send {async {
[INFO] [stdout] 33 |         let hands = self.wall().draw_next_n::<13>().await?;
[INFO] [stdout] 34 |
[INFO] [stdout] 35 |         Ok(())
[INFO] [stdout] 36 ~     } }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rahjong-tui-client v0.1.0 (/opt/rustwide/workdir/binary/tui-client)
[INFO] [stdout] warning: unused import: `prelude::Text`
[INFO] [stdout]  --> binary/tui-client/src/widget.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     prelude::Text,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `widgets::*`
[INFO] [stdout]   --> binary/tui-client/src/main.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 11 | use ratatui::{prelude::*, widgets::*};
[INFO] [stdout]    |                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area`
[INFO] [stdout]   --> binary/tui-client/src/widget.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         area: ratatui::prelude::Rect,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> binary/tui-client/src/widget.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         buf: &mut ratatui::prelude::Buffer,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> binary/tui-client/src/widget.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         state: &mut Self::State,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `doras` is never read
[INFO] [stdout]   --> binary/tui-client/src/widget.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct JpHandWidget<'a> {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     doras: Vec<TileId>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> binary/tui-client/src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     round.start();
[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] 22 |     let _ = round.start();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling rahjong-server v0.1.0 (/opt/rustwide/workdir/binary/server)
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> binary/server/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncRead` and `AsyncWrite`
[INFO] [stdout]  --> binary/server/src/main.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::{AsyncRead, AsyncWrite};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cx`
[INFO] [stdout]   --> binary/server/src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         cx: &mut std::task::Context<'_>,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_cx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]   --> binary/server/src/main.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct TcpStreamPull {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 59 |     inner: tokio::net::tcp::OwnedReadHalf,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.95s
[INFO] running `Command { std: "docker" "inspect" "4b8c90c4735f6b611dca3958f4bda78b3e6a719ec046705eb4dd28fb21b2c006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b8c90c4735f6b611dca3958f4bda78b3e6a719ec046705eb4dd28fb21b2c006", kill_on_drop: false }`
[INFO] [stdout] 4b8c90c4735f6b611dca3958f4bda78b3e6a719ec046705eb4dd28fb21b2c006
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 386f2f51e06bb93e882a233c25d1cebf659bef680358cf8fdb6fb38100f604e5
[INFO] running `Command { std: "docker" "start" "-a" "386f2f51e06bb93e882a233c25d1cebf659bef680358cf8fdb6fb38100f604e5", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling rahjong v0.1.0 (/opt/rustwide/workdir/lib/rahjong)
[INFO] [stderr]    Compiling rahjong-server v0.1.0 (/opt/rustwide/workdir/binary/server)
[INFO] [stdout] warning: unused import: `SeedableRng`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{seq::SliceRandom, Rng, SeedableRng};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Win`
[INFO] [stdout]   --> lib/rahjong/src/rules/jp/round.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     win::{Chankan, Ron, Tsumo, Win},
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hand::Deck`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp/win.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{draw::Draw, hand::Deck, player::Player, tile::TileId};
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dragon`, `Honer`, `Num`, `SuitKind`, `Suit`, and `tile_set::TileSet`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |         self, tile_set::TileSet, Dragon, Honer, Num, Suit, SuitKind, TileFace, TileId, TileIndex,
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^  ^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hands`
[INFO] [stdout]   --> lib/rahjong/src/game.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let hands = self.wall().draw_next_n::<13>().await?;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_hands`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `seq::SliceRandom`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{seq::SliceRandom, Rng, SeedableRng};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gang`
[INFO] [stdout]    --> lib/rahjong/src/hand.rs:213:28
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn gang(&mut self, gang: Gang) -> Result<(), Gang> {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_gang`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]    --> lib/rahjong/src/rules/jp/round.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |         if let Some(next) = self.draw {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]    --> lib/rahjong/src/rules/jp.rs:187:30
[INFO] [stdout]     |
[INFO] [stdout] 187 |     pub fn operations(&self, player: Wind) -> Vec<Operation> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> lib/rahjong/src/game.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     async fn round(&mut self) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 32 ~     fn round(&mut self) -> impl std::future::Future<Output = Result<(), Box<dyn std::error::Error>>> + Send {async {
[INFO] [stdout] 33 |         let hands = self.wall().draw_next_n::<13>().await?;
[INFO] [stdout] 34 |
[INFO] [stdout] 35 |         Ok(())
[INFO] [stdout] 36 ~     } }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rahjong-tui-client v0.1.0 (/opt/rustwide/workdir/binary/tui-client)
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> binary/server/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncRead` and `AsyncWrite`
[INFO] [stdout]  --> binary/server/src/main.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::{AsyncRead, AsyncWrite};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude::Text`
[INFO] [stdout]  --> binary/tui-client/src/widget.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     prelude::Text,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `widgets::*`
[INFO] [stdout]   --> binary/tui-client/src/main.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 11 | use ratatui::{prelude::*, widgets::*};
[INFO] [stdout]    |                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area`
[INFO] [stdout]   --> binary/tui-client/src/widget.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         area: ratatui::prelude::Rect,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> binary/tui-client/src/widget.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         buf: &mut ratatui::prelude::Buffer,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> binary/tui-client/src/widget.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         state: &mut Self::State,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SeedableRng`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{seq::SliceRandom, Rng, SeedableRng};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Win`
[INFO] [stdout]   --> lib/rahjong/src/rules/jp/round.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     win::{Chankan, Ron, Tsumo, Win},
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hand::Deck`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp/win.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{draw::Draw, hand::Deck, player::Player, tile::TileId};
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dragon` and `tile_set::TileSet`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |         self, tile_set::TileSet, Dragon, Honer, Num, Suit, SuitKind, TileFace, TileId, TileIndex,
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `doras` is never read
[INFO] [stdout]   --> binary/tui-client/src/widget.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct JpHandWidget<'a> {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     doras: Vec<TileId>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> binary/tui-client/src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     round.start();
[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] 22 |     let _ = round.start();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cx`
[INFO] [stdout]   --> binary/server/src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         cx: &mut std::task::Context<'_>,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_cx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]   --> binary/server/src/main.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct TcpStreamPull {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 59 |     inner: tokio::net::tcp::OwnedReadHalf,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hands`
[INFO] [stdout]   --> lib/rahjong/src/game.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let hands = self.wall().draw_next_n::<13>().await?;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_hands`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `seq::SliceRandom`
[INFO] [stdout]  --> lib/rahjong/src/rules/jp.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{seq::SliceRandom, Rng, SeedableRng};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gang`
[INFO] [stdout]    --> lib/rahjong/src/hand.rs:213:28
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn gang(&mut self, gang: Gang) -> Result<(), Gang> {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_gang`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]    --> lib/rahjong/src/rules/jp/round.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |         if let Some(next) = self.draw {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]    --> lib/rahjong/src/rules/jp.rs:187:30
[INFO] [stdout]     |
[INFO] [stdout] 187 |     pub fn operations(&self, player: Wind) -> Vec<Operation> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> lib/rahjong/src/game.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     async fn round(&mut self) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 32 ~     fn round(&mut self) -> impl std::future::Future<Output = Result<(), Box<dyn std::error::Error>>> + Send {async {
[INFO] [stdout] 33 |         let hands = self.wall().draw_next_n::<13>().await?;
[INFO] [stdout] 34 |
[INFO] [stdout] 35 |         Ok(())
[INFO] [stdout] 36 ~     } }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "386f2f51e06bb93e882a233c25d1cebf659bef680358cf8fdb6fb38100f604e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "386f2f51e06bb93e882a233c25d1cebf659bef680358cf8fdb6fb38100f604e5", kill_on_drop: false }`
[INFO] [stdout] 386f2f51e06bb93e882a233c25d1cebf659bef680358cf8fdb6fb38100f604e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc09e5e99337aa0664a56b06dbbb513a9ce462ac0bb7136c7148056ee4c1312f
[INFO] running `Command { std: "docker" "start" "-a" "dc09e5e99337aa0664a56b06dbbb513a9ce462ac0bb7136c7148056ee4c1312f", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: unused import: `SeedableRng`
[INFO] [stderr]  --> lib/rahjong/src/rules/jp.rs:1:35
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::{seq::SliceRandom, Rng, SeedableRng};
[INFO] [stderr]   |                                   ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Win`
[INFO] [stderr]   --> lib/rahjong/src/rules/jp/round.rs:16:32
[INFO] [stderr]    |
[INFO] [stderr] 16 |     win::{Chankan, Ron, Tsumo, Win},
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hand::Deck`
[INFO] [stderr]  --> lib/rahjong/src/rules/jp/win.rs:1:25
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{draw::Draw, hand::Deck, player::Player, tile::TileId};
[INFO] [stderr]   |                         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Dragon`, `Honer`, `Num`, `SuitKind`, `Suit`, and `tile_set::TileSet`
[INFO] [stderr]  --> lib/rahjong/src/rules/jp.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 |         self, tile_set::TileSet, Dragon, Honer, Num, Suit, SuitKind, TileFace, TileId, TileIndex,
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^  ^^^  ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hands`
[INFO] [stderr]   --> lib/rahjong/src/game.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let hands = self.wall().draw_next_n::<13>().await?;
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_hands`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `seq::SliceRandom`
[INFO] [stderr]  --> lib/rahjong/src/rules/jp.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::{seq::SliceRandom, Rng, SeedableRng};
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gang`
[INFO] [stderr]    --> lib/rahjong/src/hand.rs:213:28
[INFO] [stderr]     |
[INFO] [stderr] 213 |     pub fn gang(&mut self, gang: Gang) -> Result<(), Gang> {
[INFO] [stderr]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_gang`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `next`
[INFO] [stderr]    --> lib/rahjong/src/rules/jp/round.rs:137:21
[INFO] [stderr]     |
[INFO] [stderr] 137 |         if let Some(next) = self.draw {
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `player`
[INFO] [stderr]    --> lib/rahjong/src/rules/jp.rs:187:30
[INFO] [stderr]     |
[INFO] [stderr] 187 |     pub fn operations(&self, player: Wind) -> Vec<Operation> {
[INFO] [stderr]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stderr] 
[INFO] [stderr] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stderr]   --> lib/rahjong/src/game.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     async fn round(&mut self) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stderr]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stderr] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stderr]    |
[INFO] [stderr] 32 ~     fn round(&mut self) -> impl std::future::Future<Output = Result<(), Box<dyn std::error::Error>>> + Send {async {
[INFO] [stderr] 33 |         let hands = self.wall().draw_next_n::<13>().await?;
[INFO] [stderr] 34 |
[INFO] [stderr] 35 |         Ok(())
[INFO] [stderr] 36 ~     } }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `rahjong` (lib) generated 10 warnings (run `cargo fix --lib -p rahjong` to apply 4 suggestions)
[INFO] [stderr] warning: unused imports: `Dragon` and `tile_set::TileSet`
[INFO] [stderr]  --> lib/rahjong/src/rules/jp.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 |         self, tile_set::TileSet, Dragon, Honer, Num, Suit, SuitKind, TileFace, TileId, TileIndex,
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rahjong` (lib test) generated 10 warnings (9 duplicates) (run `cargo fix --lib -p rahjong --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `bytes::Bytes`
[INFO] [stderr]  --> binary/server/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use bytes::Bytes;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AsyncRead` and `AsyncWrite`
[INFO] [stderr]  --> binary/server/src/main.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tokio::io::{AsyncRead, AsyncWrite};
[INFO] [stderr]   |                 ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cx`
[INFO] [stderr]   --> binary/server/src/main.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         cx: &mut std::task::Context<'_>,
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_cx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `inner` is never read
[INFO] [stderr]   --> binary/server/src/main.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub struct TcpStreamPull {
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr] 59 |     inner: tokio::net::tcp::OwnedReadHalf,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `prelude::Text`
[INFO] [stderr]  --> binary/tui-client/src/widget.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     prelude::Text,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `widgets::*`
[INFO] [stderr]   --> binary/tui-client/src/main.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 | use ratatui::{prelude::*, widgets::*};
[INFO] [stderr]    |                           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `area`
[INFO] [stderr]   --> binary/tui-client/src/widget.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |         area: ratatui::prelude::Rect,
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> binary/tui-client/src/widget.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |         buf: &mut ratatui::prelude::Buffer,
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> binary/tui-client/src/widget.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         state: &mut Self::State,
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: field `doras` is never read
[INFO] [stderr]   --> binary/tui-client/src/widget.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct JpHandWidget<'a> {
[INFO] [stderr]    |            ------------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 16 |     doras: Vec<TileId>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> binary/tui-client/src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     round.start();
[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] 22 |     let _ = round.start();
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rahjong-server` (bin "rahjong-server" test) generated 4 warnings (run `cargo fix --bin "rahjong-server" --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `rahjong-tui-client` (bin "rahjong-tui-client" test) generated 7 warnings (run `cargo fix --bin "rahjong-tui-client" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rahjong-f1494cb89998c6ba)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test rules::jp::round::test_round ... ok
[INFO] [stdout] test tile::tile_set::test_tile_set ... ok
[INFO] [stdout] test rules::jp::test_new_round ... ok
[INFO] [stdout] test wall::test_game ... ok
[INFO] [stdout] test rules::jp::build_jp_tiles ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- rules::jp::build_jp_tiles stdout ----
[INFO] [stdout] thread 'rules::jp::build_jp_tiles' panicked at lib/rahjong/src/rules/jp.rs:35:51:
[INFO] [stdout] Failed to write file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x618b1b2dfcda - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x618b1b2dfcda - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x618b1b2dfcda - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x618b1b2dfcda - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x618b1b305133 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr] error: test failed, to rerun pass `-p rahjong --lib`
[INFO] [stdout]    5:     0x618b1b305133 - core::fmt::write::h7550c97b06c86515
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stdout]    6:     0x618b1b2dcea3 - std::io::Write::write_fmt::h509ff860e5956e5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x618b1b2dfb22 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x618b1b2e113a - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x618b1b2e0f44 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x618b1b2733b9 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x618b1b2733b9 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x618b1b2e17d8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x618b1b2e17d8 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x618b1b2e159a - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x618b1b2e01b9 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x618b1b2e122c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x618b1b227fe0 - core::panicking::panic_fmt::h0c3082644d1bf418
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x618b1b228466 - core::result::unwrap_failed::hd20b4aa073bda1e2
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/result.rs:1700:5
[INFO] [stdout]   19:     0x618b1b23948f - core::result::Result<T,E>::expect::h4fd06dfa371e757b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/result.rs:1061:23
[INFO] [stdout]   20:     0x618b1b22d376 - rahjong::rules::jp::build_jp_tiles::h82798e38e08fe9a1
[INFO] [stdout]                                at /opt/rustwide/workdir/lib/rahjong/src/rules/jp.rs:35:5
[INFO] [stdout]   21:     0x618b1b22d087 - rahjong::rules::jp::build_jp_tiles::{{closure}}::he9fb273874df6cf1
[INFO] [stdout]                                at /opt/rustwide/workdir/lib/rahjong/src/rules/jp.rs:18:20
[INFO] [stdout]   22:     0x618b1b233546 - core::ops::function::FnOnce::call_once::h40f8159247716468
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x618b1b277d7b - core::ops::function::FnOnce::call_once::h109cf8051a59b34e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x618b1b277d7b - test::__rust_begin_short_backtrace::hf4fff89d377446ba
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:621:18
[INFO] [stdout]   25:     0x618b1b2775b7 - test::run_test_in_process::{{closure}}::h0e39181dd7ee5a43
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:60
[INFO] [stdout]   26:     0x618b1b2775b7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5a66a30f0bdfd1f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x618b1b2775b7 - std::panicking::try::do_call::h873b7cf639554a5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   28:     0x618b1b2775b7 - std::panicking::try::hdb19862fad9c8bd1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   29:     0x618b1b2775b7 - std::panic::catch_unwind::h281fe732d236d260
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   30:     0x618b1b2775b7 - test::run_test_in_process::h949b6df8457ed338
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:27
[INFO] [stdout]   31:     0x618b1b2775b7 - test::run_test::{{closure}}::h52c556a6d4740e10
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:565:43
[INFO] [stdout]   32:     0x618b1b23c894 - test::run_test::{{closure}}::h4237f6381c45ccb9
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:595:41
[INFO] [stdout]   33:     0x618b1b23c894 - std::sys::backtrace::__rust_begin_short_backtrace::h505c97a579eca628
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   34:     0x618b1b23ff5e - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e86b2e2bc107ea3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stdout]   35:     0x618b1b23ff5e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8b06ddb275ff4a25
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x618b1b23ff5e - std::panicking::try::do_call::hb26ecd7cd9a9355d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   37:     0x618b1b23ff5e - std::panicking::try::h8ddeca9d705f9069
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   38:     0x618b1b23ff5e - std::panic::catch_unwind::h49e1c33078844c46
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   39:     0x618b1b23ff5e - std::thread::Builder::spawn_unchecked_::{{closure}}::h6073db6ff56ad35d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stdout]   40:     0x618b1b23ff5e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c5a5f3779c774f1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x618b1b2e552b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   42:     0x618b1b2e552b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   43:     0x618b1b2e552b - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   44:     0x78ac356afac3 - <unknown>
[INFO] [stdout]   45:     0x78ac35740a04 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     rules::jp::build_jp_tiles
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc09e5e99337aa0664a56b06dbbb513a9ce462ac0bb7136c7148056ee4c1312f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc09e5e99337aa0664a56b06dbbb513a9ce462ac0bb7136c7148056ee4c1312f", kill_on_drop: false }`
[INFO] [stdout] dc09e5e99337aa0664a56b06dbbb513a9ce462ac0bb7136c7148056ee4c1312f
