[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 master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiproco%2Ftui-prac" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hiproco/tui-prac on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2-tc1/source/Cargo.toml
[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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 360400f5167d513511f10cdb2dba3efce7f433d6612674c3c6f076f5ce2264f6
[INFO] running `Command { std: "docker" "start" "-a" "360400f5167d513511f10cdb2dba3efce7f433d6612674c3c6f076f5ce2264f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "360400f5167d513511f10cdb2dba3efce7f433d6612674c3c6f076f5ce2264f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360400f5167d513511f10cdb2dba3efce7f433d6612674c3c6f076f5ce2264f6", kill_on_drop: false }`
[INFO] [stdout] 360400f5167d513511f10cdb2dba3efce7f433d6612674c3c6f076f5ce2264f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db2fa7736b112767d1c06bd47cdc1fad41958649cb8e9e2af660b6c42960976b
[INFO] running `Command { std: "docker" "start" "-a" "db2fa7736b112767d1c06bd47cdc1fad41958649cb8e9e2af660b6c42960976b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[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 signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[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`, `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)]` 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)]` 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)]` 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)]` 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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ToSocketAddrs`, `cell::OnceCell`, `ops::Not`, `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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:421:13
[INFO] [stdout]     |
[INFO] [stdout] 421 |             _ => None,
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` 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)]` 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)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[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: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.70s
[INFO] running `Command { std: "docker" "inspect" "db2fa7736b112767d1c06bd47cdc1fad41958649cb8e9e2af660b6c42960976b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2fa7736b112767d1c06bd47cdc1fad41958649cb8e9e2af660b6c42960976b", kill_on_drop: false }`
[INFO] [stdout] db2fa7736b112767d1c06bd47cdc1fad41958649cb8e9e2af660b6c42960976b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 504c4e10c52e498843ea8612bfcf68d29c3aed4be763e05ba4bdee43cee20639
[INFO] running `Command { std: "docker" "start" "-a" "504c4e10c52e498843ea8612bfcf68d29c3aed4be763e05ba4bdee43cee20639", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `ToSocketAddrs`, `cell::OnceCell`, `ops::Not`, `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)]` 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)]` 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)]` 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] [stderr]    Compiling tui-prac v0.1.0 (/opt/rustwide/workdir)
[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)]` 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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ToSocketAddrs`, `cell::OnceCell`, `ops::Not`, `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)]` 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)]` 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 imports: `ToSocketAddrs`, `cell::OnceCell`, `ops::Not`, `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)]` on by default
[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)]` 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)]` 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)]` 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)]` 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 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:421:13
[INFO] [stdout]     |
[INFO] [stdout] 421 |             _ => None,
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` 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)]` 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)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[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]     = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "504c4e10c52e498843ea8612bfcf68d29c3aed4be763e05ba4bdee43cee20639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "504c4e10c52e498843ea8612bfcf68d29c3aed4be763e05ba4bdee43cee20639", kill_on_drop: false }`
[INFO] [stdout] 504c4e10c52e498843ea8612bfcf68d29c3aed4be763e05ba4bdee43cee20639
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c7cbd89b19070431afe7afe4e8071974296495fe987faec665ff52b939ea433
[INFO] running `Command { std: "docker" "start" "-a" "9c7cbd89b19070431afe7afe4e8071974296495fe987faec665ff52b939ea433", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `ToSocketAddrs`, `cell::OnceCell`, `ops::Not`, `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)]` 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)]` 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)]` 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)]` 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 1 suggestion)
[INFO] [stderr] warning: `tui-prac` (lib test) generated 9 warnings (9 duplicates)
[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)]` 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: unreachable pattern
[INFO] [stderr]    --> src/main.rs:421:13
[INFO] [stderr]     |
[INFO] [stderr] 421 |             _ => None,
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` 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)]` 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)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[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]     = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[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)]` 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: `tui-prac` (example "playground") generated 6 warnings
[INFO] [stderr] warning: `tui-prac` (bin "tui-prac" test) generated 25 warnings (7 duplicates)
[INFO] [stderr] warning: `tui-prac` (example "server") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tui_prac-c67726d4ac69466c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tui_prac-1d94db559f67a2ad)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::bufread_bytes ... ok
[INFO] [stdout] test tests::refs ... ok
[INFO] [stdout] test tests::cell_take ... ok
[INFO] [stdout] test tests::log ... 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] thread 'tests::player_connect' 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:     0x55bd073ae555 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55bd073ae555 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55bd073ae555 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55bd073ae555 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55bd073d500b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55bd073d500b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55bd073abd6f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55bd073ae32e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55bd073ae32e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55bd073afd59 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x55bd073afa1e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55bd0737d47a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55bd0737d47a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55bd073b035b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55bd073b035b - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55bd073b00d4 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x55bd073aea19 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55bd073afe07 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55bd07345843 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55bd07345c96 - core::result::unwrap_failed::h382691b96ca8c13a
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1654:5
[INFO] [stdout]   20:     0x55bd07347a4f - core::result::Result<T,E>::expect::h3546968ba19bf1c0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1034:23
[INFO] [stdout]   21:     0x55bd07349076 - tui_prac::game::Player::connect::h8f1aa59def1f80a3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:88:13
[INFO] [stdout]   22:     0x55bd07349c46 - tui_prac::tests::player_connect::hc94f49f0d4e22815
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:514:9
[INFO] [stdout]   23:     0x55bd07349c27 - tui_prac::tests::player_connect::{{closure}}::h09128e25610f3713
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:513:24
[INFO] [stdout]   24:     0x55bd07346f26 - core::ops::function::FnOnce::call_once::hdf48abd2515258c9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55bd07381e5b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55bd07381e5b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   27:     0x55bd07381561 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   28:     0x55bd07381561 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x55bd07381561 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   30:     0x55bd07381561 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   31:     0x55bd07381561 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   32:     0x55bd07381561 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   33:     0x55bd07381561 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   34:     0x55bd07349f24 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   35:     0x55bd07349f24 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x55bd0734e952 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   37:     0x55bd0734e952 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55bd0734e952 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   39:     0x55bd0734e952 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   40:     0x55bd0734e952 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   41:     0x55bd0734e952 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   42:     0x55bd0734e952 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55bd073b454b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x55bd073b454b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   45:     0x55bd073b454b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7ff09daceac3 - <unknown>
[INFO] [stdout]   47:     0x7ff09db5fa04 - __clone
[INFO] [stdout]   48:                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 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin tui-prac`
[INFO] running `Command { std: "docker" "inspect" "9c7cbd89b19070431afe7afe4e8071974296495fe987faec665ff52b939ea433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7cbd89b19070431afe7afe4e8071974296495fe987faec665ff52b939ea433", kill_on_drop: false }`
[INFO] [stdout] 9c7cbd89b19070431afe7afe4e8071974296495fe987faec665ff52b939ea433
