[INFO] cloning repository https://github.com/hiproco/tui-prac
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hiproco/tui-prac" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiproco%2Ftui-prac", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiproco%2Ftui-prac'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 979d637f1e344624ca8019e3e67dff2653958eff
[INFO] testing hiproco/tui-prac against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiproco%2Ftui-prac" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hiproco/tui-prac
[INFO] finished tweaking git repo https://github.com/hiproco/tui-prac
[INFO] tweaked toml for git repo https://github.com/hiproco/tui-prac written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hiproco/tui-prac on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hiproco/tui-prac 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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded allocator-api2 v0.2.16
[INFO] [stderr]   Downloaded lru v0.12.1
[INFO] [stderr]   Downloaded strum v0.25.0
[INFO] [stderr]   Downloaded stability v0.1.1
[INFO] [stderr]   Downloaded strum_macros v0.25.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.76
[INFO] [stderr]   Downloaded ahash v0.8.7
[INFO] [stderr]   Downloaded itertools v0.12.0
[INFO] [stderr]   Downloaded ratatui v0.25.0
[INFO] [stderr]   Downloaded libc v0.2.152
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62bc8d23114b638abf43018fc0a1872ea4635eda2e87ae48ae982d9fdc60d403
[INFO] running `Command { std: "docker" "start" "-a" "62bc8d23114b638abf43018fc0a1872ea4635eda2e87ae48ae982d9fdc60d403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62bc8d23114b638abf43018fc0a1872ea4635eda2e87ae48ae982d9fdc60d403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62bc8d23114b638abf43018fc0a1872ea4635eda2e87ae48ae982d9fdc60d403", kill_on_drop: false }`
[INFO] [stdout] 62bc8d23114b638abf43018fc0a1872ea4635eda2e87ae48ae982d9fdc60d403
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c7f792f5dcaf3432fd58f7e4190cbae35936bcbbc88ee3ff78ca1489be8a9cd
[INFO] running `Command { std: "docker" "start" "-a" "6c7f792f5dcaf3432fd58f7e4190cbae35936bcbbc88ee3ff78ca1489be8a9cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling lru v0.12.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling stability v0.1.1
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling ratatui v0.25.0
[INFO] [stderr]    Compiling tui-prac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ToSocketAddrs`, `cell::OnceCell`, `ops::Not`, and `self`
[INFO] [stdout]  --> src/network.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::OnceCell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     io::{self, Error, Read, Write},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 4 |     net::{Ipv4Addr, SocketAddrV4, TcpListener, TcpStream, ToSocketAddrs, UdpSocket},
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     ops::Not,
[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 variable: `recv`
[INFO] [stdout]    --> src/network.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |         if let Ok((recv, addr)) = seeker.recv_from(&mut buf) {
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_recv`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MULTIADDR` is never used
[INFO] [stdout]   --> src/network.rs:72:7
[INFO] [stdout]    |
[INFO] [stdout] 72 | const MULTIADDR: SocketAddrV4 = SocketAddrV4::new(Ipv4Addr::new(0b11101111, 255, 2, 134), 21340);
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PORT` is never used
[INFO] [stdout]   --> src/network.rs:74:7
[INFO] [stdout]    |
[INFO] [stdout] 74 | const PORT: u16 = 21340;
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `local_server` is never used
[INFO] [stdout]   --> src/network.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn local_server(atleast: usize) -> std::io::Result<Vec<TcpStream>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/network.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn check(mut stream: TcpStream) -> Option<TcpStream> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pinger` is never used
[INFO] [stdout]    --> src/network.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn pinger(server_port: u16, finished: Arc<AtomicBool>) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connector` is never used
[INFO] [stdout]    --> src/network.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn connector() -> Option<TcpStream> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/network.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 | /         peers
[INFO] [stdout] 57 | |             .iter()
[INFO] [stdout] 58 | |             // .into_iter()
[INFO] [stdout] 59 | |             .filter_map(|p| std::net::TcpStream::connect(p).ok())
[INFO] [stdout] 60 | |             .collect::<Vec<_>>();
[INFO] [stdout]    | |________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let _ = peers
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ToSocketAddrs`, `cell::OnceCell`, `ops::Not`, and `self`
[INFO] [stdout]  --> src/network.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::OnceCell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     io::{self, Error, Read, Write},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 4 |     net::{Ipv4Addr, SocketAddrV4, TcpListener, TcpStream, ToSocketAddrs, UdpSocket},
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     ops::Not,
[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 variable: `recv`
[INFO] [stdout]    --> src/network.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |         if let Ok((recv, addr)) = seeker.recv_from(&mut buf) {
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_recv`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:421:13
[INFO] [stdout]     |
[INFO] [stdout] 420 |             Tab(selected) => Some(*selected),
[INFO] [stdout]     |             ------------- matches all the relevant values
[INFO] [stdout] 421 |             _ => None,
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, `set`, `en`, `image`, and `notes` are never read
[INFO] [stdout]    --> src/main.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         struct CardAttribute {
[INFO] [stdout]     |                ------------- fields in this struct
[INFO] [stdout] 207 |             id: u16,
[INFO] [stdout]     |             ^^
[INFO] [stdout] 208 |             name: String,
[INFO] [stdout]     |             ^^^^
[INFO] [stdout] 209 |             set: u8,
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 210 |             en: String,
[INFO] [stdout]     |             ^^
[INFO] [stdout] 211 |             image: Option<PathBuf>,
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 212 |             notes: String,
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CardAttribute` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attribute` is never read
[INFO] [stdout]    --> src/main.rs:216:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |         struct Item {
[INFO] [stdout]     |                ---- field in this struct
[INFO] [stdout] 216 |             attribute: CardAttribute,
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Item` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attribute` and `items` are never read
[INFO] [stdout]    --> src/main.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 219 |         struct Event {
[INFO] [stdout]     |                ----- fields in this struct
[INFO] [stdout] 220 |             attribute: CardAttribute,
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout] 221 |             items: u8,
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `other` is never read
[INFO] [stdout]    --> src/main.rs:226:13
[INFO] [stdout]     |
[INFO] [stdout] 224 |         struct Schema {
[INFO] [stdout]     |                ------ field in this struct
[INFO] [stdout] 225 |             item: Item,
[INFO] [stdout] 226 |             other: Option<String>,
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Schema` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BORDERED` is never used
[INFO] [stdout]    --> src/main.rs:286:11
[INFO] [stdout]     |
[INFO] [stdout] 286 |     const BORDERED: Block = Block::new().borders(Borders::ALL);
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Apply` is never used
[INFO] [stdout]    --> src/main.rs:316:7
[INFO] [stdout]     |
[INFO] [stdout] 316 | trait Apply<I, O>: FnMut(I) -> O + Sized {
[INFO] [stdout]     |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `states` is never read
[INFO] [stdout]    --> src/main.rs:410:5
[INFO] [stdout]     |
[INFO] [stdout] 408 | struct GameState {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 409 |     changed: bool,
[INFO] [stdout] 410 |     states: GameData,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `GameState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LayoutTree` is never constructed
[INFO] [stdout]    --> src/main.rs:425:8
[INFO] [stdout]     |
[INFO] [stdout] 425 | struct LayoutTree {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IntoInner` is never used
[INFO] [stdout]    --> src/main.rs:429:7
[INFO] [stdout]     |
[INFO] [stdout] 429 | trait IntoInner {
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Log` is never constructed
[INFO] [stdout]    --> src/main.rs:433:8
[INFO] [stdout]     |
[INFO] [stdout] 433 | struct Log<T, F: FnMut(&T)>(T, RefCell<F>);
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_inner` is never used
[INFO] [stdout]    --> src/main.rs:435:8
[INFO] [stdout]     |
[INFO] [stdout] 434 | impl<T, F: FnMut(&T)> Log<T, F> {
[INFO] [stdout]     | ------------------------------- method in this implementation
[INFO] [stdout] 435 |     fn into_inner(mut self) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Loggable` is never used
[INFO] [stdout]    --> src/main.rs:454:7
[INFO] [stdout]     |
[INFO] [stdout] 454 | trait Loggable: Debug + Sized {
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MULTIADDR` is never used
[INFO] [stdout]   --> src/network.rs:72:7
[INFO] [stdout]    |
[INFO] [stdout] 72 | const MULTIADDR: SocketAddrV4 = SocketAddrV4::new(Ipv4Addr::new(0b11101111, 255, 2, 134), 21340);
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PORT` is never used
[INFO] [stdout]   --> src/network.rs:74:7
[INFO] [stdout]    |
[INFO] [stdout] 74 | const PORT: u16 = 21340;
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `local_server` is never used
[INFO] [stdout]   --> src/network.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn local_server(atleast: usize) -> std::io::Result<Vec<TcpStream>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/network.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn check(mut stream: TcpStream) -> Option<TcpStream> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pinger` is never used
[INFO] [stdout]    --> src/network.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn pinger(server_port: u16, finished: Arc<AtomicBool>) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connector` is never used
[INFO] [stdout]    --> src/network.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn connector() -> Option<TcpStream> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `thegameloop` is never used
[INFO] [stdout]   --> src/main.rs:92:19
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub(crate) fn thegameloop() {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vote` is never used
[INFO] [stdout]    --> src/main.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn vote(players: &[Player]) -> bool {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `choose` is never used
[INFO] [stdout]    --> src/main.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn choose(_player: &Player) -> bool {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `description` is never used
[INFO] [stdout]    --> src/main.rs:351:16
[INFO] [stdout]     |
[INFO] [stdout] 336 |     impl Card {
[INFO] [stdout]     |     --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 351 |         pub fn description<S: Into<String>>(self, description: S) -> Self {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |             writeln!(logger, "[written {} bytes]", amt);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 243 |             let _ = writeln!(logger, "[written {} bytes]", amt);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/network.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 | /         peers
[INFO] [stdout] 57 | |             .iter()
[INFO] [stdout] 58 | |             // .into_iter()
[INFO] [stdout] 59 | |             .filter_map(|p| std::net::TcpStream::connect(p).ok())
[INFO] [stdout] 60 | |             .collect::<Vec<_>>();
[INFO] [stdout]    | |________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let _ = peers
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.00s
[INFO] running `Command { std: "docker" "inspect" "6c7f792f5dcaf3432fd58f7e4190cbae35936bcbbc88ee3ff78ca1489be8a9cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c7f792f5dcaf3432fd58f7e4190cbae35936bcbbc88ee3ff78ca1489be8a9cd", kill_on_drop: false }`
[INFO] [stdout] 6c7f792f5dcaf3432fd58f7e4190cbae35936bcbbc88ee3ff78ca1489be8a9cd
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c11530fd1f248a35ff5eb794f946b686c6acbe4d08463a0aa64e96d120ed710f
[INFO] running `Command { std: "docker" "start" "-a" "c11530fd1f248a35ff5eb794f946b686c6acbe4d08463a0aa64e96d120ed710f", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `ToSocketAddrs`, `cell::OnceCell`, `ops::Not`, and `self`
[INFO] [stdout]  --> src/network.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::OnceCell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     io::{self, Error, Read, Write},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 4 |     net::{Ipv4Addr, SocketAddrV4, TcpListener, TcpStream, ToSocketAddrs, UdpSocket},
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     ops::Not,
[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 variable: `recv`
[INFO] [stdout]    --> src/network.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |         if let Ok((recv, addr)) = seeker.recv_from(&mut buf) {
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_recv`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MULTIADDR` is never used
[INFO] [stdout]   --> src/network.rs:72:7
[INFO] [stdout]    |
[INFO] [stdout] 72 | const MULTIADDR: SocketAddrV4 = SocketAddrV4::new(Ipv4Addr::new(0b11101111, 255, 2, 134), 21340);
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PORT` is never used
[INFO] [stdout]   --> src/network.rs:74:7
[INFO] [stdout]    |
[INFO] [stdout] 74 | const PORT: u16 = 21340;
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `local_server` is never used
[INFO] [stdout]   --> src/network.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn local_server(atleast: usize) -> std::io::Result<Vec<TcpStream>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/network.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn check(mut stream: TcpStream) -> Option<TcpStream> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pinger` is never used
[INFO] [stdout]    --> src/network.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn pinger(server_port: u16, finished: Arc<AtomicBool>) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connector` is never used
[INFO] [stdout]    --> src/network.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn connector() -> Option<TcpStream> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/network.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 | /         peers
[INFO] [stdout] 57 | |             .iter()
[INFO] [stdout] 58 | |             // .into_iter()
[INFO] [stdout] 59 | |             .filter_map(|p| std::net::TcpStream::connect(p).ok())
[INFO] [stdout] 60 | |             .collect::<Vec<_>>();
[INFO] [stdout]    | |________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let _ = peers
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tui-prac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ToSocketAddrs`, `cell::OnceCell`, `ops::Not`, and `self`
[INFO] [stdout]  --> src/network.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::OnceCell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     io::{self, Error, Read, Write},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 4 |     net::{Ipv4Addr, SocketAddrV4, TcpListener, TcpStream, ToSocketAddrs, UdpSocket},
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     ops::Not,
[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 imports: `ToSocketAddrs`, `cell::OnceCell`, `ops::Not`, and `self`
[INFO] [stdout]  --> src/network.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::OnceCell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     io::{self, Error, Read, Write},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 4 |     net::{Ipv4Addr, SocketAddrV4, TcpListener, TcpStream, ToSocketAddrs, UdpSocket},
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     ops::Not,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Socket` is never used
[INFO] [stdout]  --> examples/playground.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Socket: Sized {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ConnectionSocket` is never used
[INFO] [stdout]  --> examples/playground.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait ConnectionSocket: Socket {}
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ListenerSocket` is never used
[INFO] [stdout]  --> examples/playground.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | trait ListenerSocket: Socket {}
[INFO] [stdout]   |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Guard` is never constructed
[INFO] [stdout]   --> examples/playground.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     struct Guard {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Serializer` is never used
[INFO] [stdout]   --> examples/playground.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | trait Serializer {}
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Serialize` is never used
[INFO] [stdout]   --> examples/playground.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | trait Serialize {
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recv`
[INFO] [stdout]    --> src/network.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |         if let Ok((recv, addr)) = seeker.recv_from(&mut buf) {
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_recv`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MULTIADDR` is never used
[INFO] [stdout]   --> src/network.rs:72:7
[INFO] [stdout]    |
[INFO] [stdout] 72 | const MULTIADDR: SocketAddrV4 = SocketAddrV4::new(Ipv4Addr::new(0b11101111, 255, 2, 134), 21340);
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PORT` is never used
[INFO] [stdout]   --> src/network.rs:74:7
[INFO] [stdout]    |
[INFO] [stdout] 74 | const PORT: u16 = 21340;
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `local_server` is never used
[INFO] [stdout]   --> src/network.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn local_server(atleast: usize) -> std::io::Result<Vec<TcpStream>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/network.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn check(mut stream: TcpStream) -> Option<TcpStream> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pinger` is never used
[INFO] [stdout]    --> src/network.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn pinger(server_port: u16, finished: Arc<AtomicBool>) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connector` is never used
[INFO] [stdout]    --> src/network.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn connector() -> Option<TcpStream> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/network.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 | /         peers
[INFO] [stdout] 57 | |             .iter()
[INFO] [stdout] 58 | |             // .into_iter()
[INFO] [stdout] 59 | |             .filter_map(|p| std::net::TcpStream::connect(p).ok())
[INFO] [stdout] 60 | |             .collect::<Vec<_>>();
[INFO] [stdout]    | |________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let _ = peers
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_server` is never used
[INFO] [stdout]   --> examples/server.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn run_server() {}
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_peer` is never used
[INFO] [stdout]   --> examples/server.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn find_peer(with: Option<u8>, port: Option<u16>) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recv`
[INFO] [stdout]    --> src/network.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |         if let Ok((recv, addr)) = seeker.recv_from(&mut buf) {
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_recv`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:421:13
[INFO] [stdout]     |
[INFO] [stdout] 420 |             Tab(selected) => Some(*selected),
[INFO] [stdout]     |             ------------- matches all the relevant values
[INFO] [stdout] 421 |             _ => None,
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, `set`, `en`, `image`, and `notes` are never read
[INFO] [stdout]    --> src/main.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         struct CardAttribute {
[INFO] [stdout]     |                ------------- fields in this struct
[INFO] [stdout] 207 |             id: u16,
[INFO] [stdout]     |             ^^
[INFO] [stdout] 208 |             name: String,
[INFO] [stdout]     |             ^^^^
[INFO] [stdout] 209 |             set: u8,
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 210 |             en: String,
[INFO] [stdout]     |             ^^
[INFO] [stdout] 211 |             image: Option<PathBuf>,
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 212 |             notes: String,
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CardAttribute` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attribute` is never read
[INFO] [stdout]    --> src/main.rs:216:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |         struct Item {
[INFO] [stdout]     |                ---- field in this struct
[INFO] [stdout] 216 |             attribute: CardAttribute,
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Item` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attribute` and `items` are never read
[INFO] [stdout]    --> src/main.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 219 |         struct Event {
[INFO] [stdout]     |                ----- fields in this struct
[INFO] [stdout] 220 |             attribute: CardAttribute,
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout] 221 |             items: u8,
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `other` is never read
[INFO] [stdout]    --> src/main.rs:226:13
[INFO] [stdout]     |
[INFO] [stdout] 224 |         struct Schema {
[INFO] [stdout]     |                ------ field in this struct
[INFO] [stdout] 225 |             item: Item,
[INFO] [stdout] 226 |             other: Option<String>,
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Schema` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BORDERED` is never used
[INFO] [stdout]    --> src/main.rs:286:11
[INFO] [stdout]     |
[INFO] [stdout] 286 |     const BORDERED: Block = Block::new().borders(Borders::ALL);
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Apply` is never used
[INFO] [stdout]    --> src/main.rs:316:7
[INFO] [stdout]     |
[INFO] [stdout] 316 | trait Apply<I, O>: FnMut(I) -> O + Sized {
[INFO] [stdout]     |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `states` is never read
[INFO] [stdout]    --> src/main.rs:410:5
[INFO] [stdout]     |
[INFO] [stdout] 408 | struct GameState {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 409 |     changed: bool,
[INFO] [stdout] 410 |     states: GameData,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `GameState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LayoutTree` is never constructed
[INFO] [stdout]    --> src/main.rs:425:8
[INFO] [stdout]     |
[INFO] [stdout] 425 | struct LayoutTree {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IntoInner` is never used
[INFO] [stdout]    --> src/main.rs:429:7
[INFO] [stdout]     |
[INFO] [stdout] 429 | trait IntoInner {
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MULTIADDR` is never used
[INFO] [stdout]   --> src/network.rs:72:7
[INFO] [stdout]    |
[INFO] [stdout] 72 | const MULTIADDR: SocketAddrV4 = SocketAddrV4::new(Ipv4Addr::new(0b11101111, 255, 2, 134), 21340);
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PORT` is never used
[INFO] [stdout]   --> src/network.rs:74:7
[INFO] [stdout]    |
[INFO] [stdout] 74 | const PORT: u16 = 21340;
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `local_server` is never used
[INFO] [stdout]   --> src/network.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn local_server(atleast: usize) -> std::io::Result<Vec<TcpStream>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/network.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn check(mut stream: TcpStream) -> Option<TcpStream> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pinger` is never used
[INFO] [stdout]    --> src/network.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn pinger(server_port: u16, finished: Arc<AtomicBool>) {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connector` is never used
[INFO] [stdout]    --> src/network.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn connector() -> Option<TcpStream> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `thegameloop` is never used
[INFO] [stdout]   --> src/main.rs:92:19
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub(crate) fn thegameloop() {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vote` is never used
[INFO] [stdout]    --> src/main.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn vote(players: &[Player]) -> bool {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `choose` is never used
[INFO] [stdout]    --> src/main.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn choose(_player: &Player) -> bool {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `description` is never used
[INFO] [stdout]    --> src/main.rs:351:16
[INFO] [stdout]     |
[INFO] [stdout] 336 |     impl Card {
[INFO] [stdout]     |     --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 351 |         pub fn description<S: Into<String>>(self, description: S) -> Self {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |             writeln!(logger, "[written {} bytes]", amt);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 243 |             let _ = writeln!(logger, "[written {} bytes]", amt);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/network.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 | /         peers
[INFO] [stdout] 57 | |             .iter()
[INFO] [stdout] 58 | |             // .into_iter()
[INFO] [stdout] 59 | |             .filter_map(|p| std::net::TcpStream::connect(p).ok())
[INFO] [stdout] 60 | |             .collect::<Vec<_>>();
[INFO] [stdout]    | |________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let _ = peers
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:470:9
[INFO] [stdout]     |
[INFO] [stdout] 470 |         dbg!(r);
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 470 |         let _ = dbg!(r);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "c11530fd1f248a35ff5eb794f946b686c6acbe4d08463a0aa64e96d120ed710f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c11530fd1f248a35ff5eb794f946b686c6acbe4d08463a0aa64e96d120ed710f", kill_on_drop: false }`
[INFO] [stdout] c11530fd1f248a35ff5eb794f946b686c6acbe4d08463a0aa64e96d120ed710f
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5836e691937e82424af3f17469fc1f20d537822b960117c8bb4b2aa0cb2d3a1e
[INFO] running `Command { std: "docker" "start" "-a" "5836e691937e82424af3f17469fc1f20d537822b960117c8bb4b2aa0cb2d3a1e", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `ToSocketAddrs`, `cell::OnceCell`, `ops::Not`, and `self`
[INFO] [stderr]  --> src/network.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     cell::OnceCell,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 3 |     io::{self, Error, Read, Write},
[INFO] [stderr]   |          ^^^^
[INFO] [stderr] 4 |     net::{Ipv4Addr, SocketAddrV4, TcpListener, TcpStream, ToSocketAddrs, UdpSocket},
[INFO] [stderr]   |                                                           ^^^^^^^^^^^^^
[INFO] [stderr] 5 |     ops::Not,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `recv`
[INFO] [stderr]    --> src/network.rs:129:20
[INFO] [stderr]     |
[INFO] [stderr] 129 |         if let Ok((recv, addr)) = seeker.recv_from(&mut buf) {
[INFO] [stderr]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_recv`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MULTIADDR` is never used
[INFO] [stderr]   --> src/network.rs:72:7
[INFO] [stderr]    |
[INFO] [stderr] 72 | const MULTIADDR: SocketAddrV4 = SocketAddrV4::new(Ipv4Addr::new(0b11101111, 255, 2, 134), 21340);
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `PORT` is never used
[INFO] [stderr]   --> src/network.rs:74:7
[INFO] [stderr]    |
[INFO] [stderr] 74 | const PORT: u16 = 21340;
[INFO] [stderr]    |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `local_server` is never used
[INFO] [stderr]   --> src/network.rs:75:4
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn local_server(atleast: usize) -> std::io::Result<Vec<TcpStream>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `check` is never used
[INFO] [stderr]    --> src/network.rs:100:4
[INFO] [stderr]     |
[INFO] [stderr] 100 | fn check(mut stream: TcpStream) -> Option<TcpStream> {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `pinger` is never used
[INFO] [stderr]    --> src/network.rs:107:4
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn pinger(server_port: u16, finished: Arc<AtomicBool>) {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `connector` is never used
[INFO] [stderr]    --> src/network.rs:122:4
[INFO] [stderr]     |
[INFO] [stderr] 122 | fn connector() -> Option<TcpStream> {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `collect` that must be used
[INFO] [stderr]   --> src/network.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 | /         peers
[INFO] [stderr] 57 | |             .iter()
[INFO] [stderr] 58 | |             // .into_iter()
[INFO] [stderr] 59 | |             .filter_map(|p| std::net::TcpStream::connect(p).ok())
[INFO] [stderr] 60 | |             .collect::<Vec<_>>();
[INFO] [stderr]    | |________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let _ = peers
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `tui-prac` (lib) generated 9 warnings (run `cargo fix --lib -p tui-prac` to apply 2 suggestions)
[INFO] [stderr] warning: `tui-prac` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr] warning: function `run_server` is never used
[INFO] [stderr]   --> examples/server.rs:45:4
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn run_server() {}
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `find_peer` is never used
[INFO] [stderr]   --> examples/server.rs:52:4
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn find_peer(with: Option<u8>, port: Option<u16>) {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/main.rs:421:13
[INFO] [stderr]     |
[INFO] [stderr] 420 |             Tab(selected) => Some(*selected),
[INFO] [stderr]     |             ------------- matches all the relevant values
[INFO] [stderr] 421 |             _ => None,
[INFO] [stderr]     |             ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id`, `name`, `set`, `en`, `image`, and `notes` are never read
[INFO] [stderr]    --> src/main.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 206 |         struct CardAttribute {
[INFO] [stderr]     |                ------------- fields in this struct
[INFO] [stderr] 207 |             id: u16,
[INFO] [stderr]     |             ^^
[INFO] [stderr] 208 |             name: String,
[INFO] [stderr]     |             ^^^^
[INFO] [stderr] 209 |             set: u8,
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 210 |             en: String,
[INFO] [stderr]     |             ^^
[INFO] [stderr] 211 |             image: Option<PathBuf>,
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 212 |             notes: String,
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CardAttribute` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `attribute` is never read
[INFO] [stderr]    --> src/main.rs:216:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |         struct Item {
[INFO] [stderr]     |                ---- field in this struct
[INFO] [stderr] 216 |             attribute: CardAttribute,
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Item` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `attribute` and `items` are never read
[INFO] [stderr]    --> src/main.rs:220:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |         struct Event {
[INFO] [stderr]     |                ----- fields in this struct
[INFO] [stderr] 220 |             attribute: CardAttribute,
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr] 221 |             items: u8,
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `other` is never read
[INFO] [stderr]    --> src/main.rs:226:13
[INFO] [stderr]     |
[INFO] [stderr] 224 |         struct Schema {
[INFO] [stderr]     |                ------ field in this struct
[INFO] [stderr] 225 |             item: Item,
[INFO] [stderr] 226 |             other: Option<String>,
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Schema` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: constant `BORDERED` is never used
[INFO] [stderr]    --> src/main.rs:286:11
[INFO] [stderr]     |
[INFO] [stderr] 286 |     const BORDERED: Block = Block::new().borders(Borders::ALL);
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Apply` is never used
[INFO] [stderr]    --> src/main.rs:316:7
[INFO] [stderr]     |
[INFO] [stderr] 316 | trait Apply<I, O>: FnMut(I) -> O + Sized {
[INFO] [stderr]     |       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `states` is never read
[INFO] [stderr]    --> src/main.rs:410:5
[INFO] [stderr]     |
[INFO] [stderr] 408 | struct GameState {
[INFO] [stderr]     |        --------- field in this struct
[INFO] [stderr] 409 |     changed: bool,
[INFO] [stderr] 410 |     states: GameData,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `GameState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LayoutTree` is never constructed
[INFO] [stderr]    --> src/main.rs:425:8
[INFO] [stderr]     |
[INFO] [stderr] 425 | struct LayoutTree {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `IntoInner` is never used
[INFO] [stderr]    --> src/main.rs:429:7
[INFO] [stderr]     |
[INFO] [stderr] 429 | trait IntoInner {
[INFO] [stderr]     |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MULTIADDR` is never used
[INFO] [stderr]   --> src/network.rs:72:7
[INFO] [stderr]    |
[INFO] [stderr] 72 | const MULTIADDR: SocketAddrV4 = SocketAddrV4::new(Ipv4Addr::new(0b11101111, 255, 2, 134), 21340);
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `thegameloop` is never used
[INFO] [stderr]   --> src/main.rs:92:19
[INFO] [stderr]    |
[INFO] [stderr] 92 |     pub(crate) fn thegameloop() {
[INFO] [stderr]    |                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `vote` is never used
[INFO] [stderr]    --> src/main.rs:109:8
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn vote(players: &[Player]) -> bool {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `choose` is never used
[INFO] [stderr]    --> src/main.rs:117:8
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn choose(_player: &Player) -> bool {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `description` is never used
[INFO] [stderr]    --> src/main.rs:351:16
[INFO] [stderr]     |
[INFO] [stderr] 336 |     impl Card {
[INFO] [stderr]     |     --------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 351 |         pub fn description<S: Into<String>>(self, description: S) -> Self {
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:243:13
[INFO] [stderr]     |
[INFO] [stderr] 243 |             writeln!(logger, "[written {} bytes]", amt);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 243 |             let _ = writeln!(logger, "[written {} bytes]", amt);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `collect` that must be used
[INFO] [stderr]   --> src/network.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 | /         peers
[INFO] [stderr] 57 | |             .iter()
[INFO] [stderr] 58 | |             // .into_iter()
[INFO] [stderr] 59 | |             .filter_map(|p| std::net::TcpStream::connect(p).ok())
[INFO] [stderr] 60 | |             .collect::<Vec<_>>();
[INFO] [stderr]    | |________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let _ = peers
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:470:9
[INFO] [stderr]     |
[INFO] [stderr] 470 |         dbg!(r);
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 470 |         let _ = dbg!(r);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Socket` is never used
[INFO] [stderr]  --> examples/playground.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | trait Socket: Sized {
[INFO] [stderr]   |       ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `ConnectionSocket` is never used
[INFO] [stderr]  --> examples/playground.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 | trait ConnectionSocket: Socket {}
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `ListenerSocket` is never used
[INFO] [stderr]  --> examples/playground.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | trait ListenerSocket: Socket {}
[INFO] [stderr]   |       ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Guard` is never constructed
[INFO] [stderr]   --> examples/playground.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |     struct Guard {}
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Serializer` is never used
[INFO] [stderr]   --> examples/playground.rs:23:7
[INFO] [stderr]    |
[INFO] [stderr] 23 | trait Serializer {}
[INFO] [stderr]    |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Serialize` is never used
[INFO] [stderr]   --> examples/playground.rs:24:7
[INFO] [stderr]    |
[INFO] [stderr] 24 | trait Serialize {
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tui-prac` (example "server") generated 2 warnings
[INFO] [stderr] warning: `tui-prac` (bin "tui-prac" test) generated 25 warnings (7 duplicates)
[INFO] [stderr] warning: `tui-prac` (example "playground") generated 6 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tui_prac-a1943ca3ea3dd871)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tui_prac-9043bcb1f19d58e9)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::cell_take ... ok
[INFO] [stdout] test tests::bufread_bytes ... ok
[INFO] [stdout] test tests::log ... ok
[INFO] [stdout] test tests::refs ... ok
[INFO] [stdout] test tests::take_byref ... ok
[INFO] [stdout] test tests::player_connect ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::player_connect stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::player_connect' (28) panicked at src/main.rs:88:73:
[INFO] [stdout] failed to write: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6546d8776eb2 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6546d8776eb2 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6546d8776eb2 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x6546d8776eb2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x6546d8786d57 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6546d8786d57 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x6546d8745906 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6546d8745906 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6546d8756279 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x6546d8756279 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6546d8756111 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6546d871729e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x6546d871729e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6546d87564f2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x6546d87564f2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6546d8756338 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6546d8751909 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x6546d873a53d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6546d878e22c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6546d878db42 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x6546d86f6b2c - core::result::Result<T,E>::expect::h94939b3186774732
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x6546d86f7560 - tui_prac::game::Player::connect::h3797a5f9993641ea
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:88:73
[INFO] [stdout]   22:     0x6546d86f78d6 - tui_prac::tests::player_connect::h9d3c4c52cb6d1b0e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:514:9
[INFO] [stdout]   23:     0x6546d86f78f7 - tui_prac::tests::player_connect::{{closure}}::h8f48c93c62b640a6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:513:24
[INFO] [stdout]   24:     0x6546d86f5f76 - core::ops::function::FnOnce::call_once::h1e7fd8ceb3b041ac
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6546d87170cb - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x6546d87170cb - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x6546d872aa5a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x6546d872aa5a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x6546d872aa5a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x6546d872aa5a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x6546d872aa5a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x6546d872aa5a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x6546d872aa5a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x6546d8704cf4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x6546d8704cf4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   36:     0x6546d8708622 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   37:     0x6546d8708622 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x6546d8708622 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x6546d8708622 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x6546d8708622 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x6546d8708622 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   42:     0x6546d8708622 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x6546d874cf9f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   44:     0x6546d874cf9f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   45:     0x77c9f7fa9aa4 - <unknown>
[INFO] [stdout]   46:     0x77c9f8036a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::player_connect
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin tui-prac`
[INFO] running `Command { std: "docker" "inspect" "5836e691937e82424af3f17469fc1f20d537822b960117c8bb4b2aa0cb2d3a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5836e691937e82424af3f17469fc1f20d537822b960117c8bb4b2aa0cb2d3a1e", kill_on_drop: false }`
[INFO] [stdout] 5836e691937e82424af3f17469fc1f20d537822b960117c8bb4b2aa0cb2d3a1e
