[INFO] cloning repository https://github.com/hazelmeow/multiplayer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hazelmeow/multiplayer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhazelmeow%2Fmultiplayer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhazelmeow%2Fmultiplayer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a526ea695b50a85821f08d05cb59b71f0824713a
[INFO] building hazelmeow/multiplayer against master#ce36a966c79e109dabeef7a47fe68e5294c6d71e for pr-137044-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhazelmeow%2Fmultiplayer" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hazelmeow/multiplayer on toolchain ce36a966c79e109dabeef7a47fe68e5294c6d71e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hazelmeow/multiplayer
[INFO] finished tweaking git repo https://github.com/hazelmeow/multiplayer
[INFO] tweaked toml for git repo https://github.com/hazelmeow/multiplayer written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hazelmeow/multiplayer 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" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c121dab6fe1add046c9a55be862849bb81c7855da72671633e3f543eeab0362b
[INFO] running `Command { std: "docker" "start" "-a" "c121dab6fe1add046c9a55be862849bb81c7855da72671633e3f543eeab0362b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c121dab6fe1add046c9a55be862849bb81c7855da72671633e3f543eeab0362b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c121dab6fe1add046c9a55be862849bb81c7855da72671633e3f543eeab0362b", kill_on_drop: false }`
[INFO] [stdout] c121dab6fe1add046c9a55be862849bb81c7855da72671633e3f543eeab0362b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d623d38b539361930ddd2a6fdf5e6c4d5b3bddcca400771cffe2dae574ff07b
[INFO] running `Command { std: "docker" "start" "-a" "1d623d38b539361930ddd2a6fdf5e6c4d5b3bddcca400771cffe2dae574ff07b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
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[INFO] [stderr]    Compiling protocol v0.1.0 (/opt/rustwide/workdir/protocol)
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stdout] warning: method `send_to` is never used
[INFO] [stdout]   --> server/src/connection.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait Connections {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 57 |     async fn send_to(&mut self, key: Self::Key, message: &Message) {
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_ref` is never used
[INFO] [stdout]    --> server/src/connection.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 178 | pub trait Connection {
[INFO] [stdout]     |           ---------- method in this trait
[INFO] [stdout] 179 |     fn get_ref(&self) -> &MessageStream<TcpStream>;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fltk v1.4.3
[INFO] [stderr]    Compiling fltk-theme v0.7.0
[INFO] [stderr]    Compiling player v0.1.0 (/opt/rustwide/workdir/player)
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> player/src/gui.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::browser::*`
[INFO] [stdout]  --> player/src/gui/connection_window.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fltk::browser::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::group::Group`
[INFO] [stdout]  --> player/src/gui/connection_window.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use fltk::group::Group;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::input::Input`
[INFO] [stdout]  --> player/src/gui/connection_window.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fltk::input::Input;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::frame::Frame`
[INFO] [stdout]  --> player/src/gui/preferences_window.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fltk::frame::Frame;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::image::Image`
[INFO] [stdout]  --> player/src/gui/preferences_window.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use fltk::image::Image;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::menu::Choice`
[INFO] [stdout]  --> player/src/gui/preferences_window.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use fltk::menu::Choice;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> player/src/transmit.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> player/src/connection.rs:377:13
[INFO] [stdout]     |
[INFO] [stdout] 377 |         let mut conn = state.connection.as_mut().unwrap();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> player/src/connection.rs:385:21
[INFO] [stdout]     |
[INFO] [stdout] 385 |                 let mut room = conn
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> player/src/connection.rs:459:21
[INFO] [stdout]     |
[INFO] [stdout] 459 |                 let mut room = conn
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ms_until_next`
[INFO] [stdout]    --> player/src/gui/lyric_window.rs:152:20
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn calc(&self, ms_until_next: usize) -> i32 {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ms_until_next`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> player/src/gui/main_window.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let mut btn_queue = Button::new(
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> player/src/gui/main_window.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let mut btn_queue = Button::new(
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> player/src/gui/queue_window.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut queue_browser =
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> player/src/gui/queue_window.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut btn_add = Button::new(10, main_grp.height() - 15, 40, 20, "ADD");
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> player/src/gui/queue_window.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut btn_rem =
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> player/src/gui/context_menu.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |         win.handle(move |w, e| match e {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min_freq`
[INFO] [stdout]   --> player/src/gui/visualizer.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let min_freq = 20.0;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_freq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_freq`
[INFO] [stdout]   --> player/src/gui/visualizer.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let max_freq = 20000.0;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_freq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f1`
[INFO] [stdout]     --> player/src/gui.rs:1036:17
[INFO] [stdout]      |
[INFO] [stdout] 1036 |             let f1: bool = key.bits() == Key::F1.bits();
[INFO] [stdout]      |                 ^^ help: if this is intentional, prefix it with an underscore: `_f1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]     --> player/src/gui.rs:1037:17
[INFO] [stdout]      |
[INFO] [stdout] 1037 |             let p = Key::from_char('p').bits();
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> player/src/transmit.rs:322:17
[INFO] [stdout]     |
[INFO] [stdout] 322 |             Err(e) => return Err("failed to parse track".into()),
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> player/src/main.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct RoomState {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 128 |     id: u32,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RoomState` 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: variant `FakeReceive` is never constructed
[INFO] [stdout]   --> player/src/connection.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum NetworkCommand {
[INFO] [stdout]    |          -------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 38 |     FakeReceive(Message),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NetworkCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `fake_receive` and `leave_room` are never used
[INFO] [stdout]    --> player/src/connection.rs:55:12
[INFO] [stdout]     |
[INFO] [stdout] 50  | impl ConnectionActorHandle {
[INFO] [stdout]     | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn fake_receive(&mut self, msg: Message) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub async fn leave_room(&self) -> Result<bool, Box<dyn Error>> {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ContextMenuSelected` is never constructed
[INFO] [stdout]    --> player/src/gui.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 75  | pub enum UIEvent {
[INFO] [stdout]     |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 100 |     ContextMenuSelected(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UIEvent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Bitrate` is never constructed
[INFO] [stdout]    --> player/src/gui.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub enum UIUpdateEvent {
[INFO] [stdout]     |          ------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 122 |     Bitrate(u32),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UIUpdateEvent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `AddServer` is never constructed
[INFO] [stdout]    --> player/src/gui.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub enum ConnectionDlgEvent {
[INFO] [stdout]     |          ------------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 132 |     AddServer(String),
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConnectionDlgEvent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `UiRx` is never used
[INFO] [stdout]    --> player/src/gui.rs:155:6
[INFO] [stdout]     |
[INFO] [stdout] 155 | type UiRx = mpsc::UnboundedReceiver<UIEvent>;
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tree` is never read
[INFO] [stdout]   --> player/src/gui/preferences_window.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct PrefsWindow {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 47 |     pub main_win: Window,
[INFO] [stdout] 48 |     pub tree: Tree,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `invalidate` is never used
[INFO] [stdout]    --> player/src/gui/context_menu.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl ContextMenu {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub fn invalidate(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "1d623d38b539361930ddd2a6fdf5e6c4d5b3bddcca400771cffe2dae574ff07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d623d38b539361930ddd2a6fdf5e6c4d5b3bddcca400771cffe2dae574ff07b", kill_on_drop: false }`
[INFO] [stdout] 1d623d38b539361930ddd2a6fdf5e6c4d5b3bddcca400771cffe2dae574ff07b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3e278db0eefdf3c03b30fc603b1d6f21053889b6d168a1f0cc617de596f1867
[INFO] running `Command { std: "docker" "start" "-a" "e3e278db0eefdf3c03b30fc603b1d6f21053889b6d168a1f0cc617de596f1867", kill_on_drop: false }`
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr]    Compiling protocol v0.1.0 (/opt/rustwide/workdir/protocol)
[INFO] [stderr]    Compiling player v0.1.0 (/opt/rustwide/workdir/player)
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> player/src/gui.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::browser::*`
[INFO] [stdout]  --> player/src/gui/connection_window.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fltk::browser::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::group::Group`
[INFO] [stdout]  --> player/src/gui/connection_window.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use fltk::group::Group;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::input::Input`
[INFO] [stdout]  --> player/src/gui/connection_window.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fltk::input::Input;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::frame::Frame`
[INFO] [stdout]  --> player/src/gui/preferences_window.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fltk::frame::Frame;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::image::Image`
[INFO] [stdout]  --> player/src/gui/preferences_window.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use fltk::image::Image;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk::menu::Choice`
[INFO] [stdout]  --> player/src/gui/preferences_window.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use fltk::menu::Choice;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> player/src/transmit.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_to` is never used
[INFO] [stdout]   --> server/src/connection.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait Connections {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 57 |     async fn send_to(&mut self, key: Self::Key, message: &Message) {
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_ref` is never used
[INFO] [stdout]    --> server/src/connection.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 178 | pub trait Connection {
[INFO] [stdout]     |           ---------- method in this trait
[INFO] [stdout] 179 |     fn get_ref(&self) -> &MessageStream<TcpStream>;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> player/src/connection.rs:377:13
[INFO] [stdout]     |
[INFO] [stdout] 377 |         let mut conn = state.connection.as_mut().unwrap();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> player/src/connection.rs:385:21
[INFO] [stdout]     |
[INFO] [stdout] 385 |                 let mut room = conn
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> player/src/connection.rs:459:21
[INFO] [stdout]     |
[INFO] [stdout] 459 |                 let mut room = conn
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ms_until_next`
[INFO] [stdout]    --> player/src/gui/lyric_window.rs:152:20
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn calc(&self, ms_until_next: usize) -> i32 {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ms_until_next`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> player/src/gui/main_window.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let mut btn_queue = Button::new(
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> player/src/gui/main_window.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let mut btn_queue = Button::new(
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> player/src/gui/queue_window.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut queue_browser =
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> player/src/gui/queue_window.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut btn_add = Button::new(10, main_grp.height() - 15, 40, 20, "ADD");
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> player/src/gui/queue_window.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut btn_rem =
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> player/src/gui/context_menu.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |         win.handle(move |w, e| match e {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min_freq`
[INFO] [stdout]   --> player/src/gui/visualizer.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let min_freq = 20.0;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_freq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_freq`
[INFO] [stdout]   --> player/src/gui/visualizer.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let max_freq = 20000.0;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_freq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f1`
[INFO] [stdout]     --> player/src/gui.rs:1036:17
[INFO] [stdout]      |
[INFO] [stdout] 1036 |             let f1: bool = key.bits() == Key::F1.bits();
[INFO] [stdout]      |                 ^^ help: if this is intentional, prefix it with an underscore: `_f1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]     --> player/src/gui.rs:1037:17
[INFO] [stdout]      |
[INFO] [stdout] 1037 |             let p = Key::from_char('p').bits();
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> player/src/transmit.rs:322:17
[INFO] [stdout]     |
[INFO] [stdout] 322 |             Err(e) => return Err("failed to parse track".into()),
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> player/src/main.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct RoomState {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 128 |     id: u32,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RoomState` 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: variant `FakeReceive` is never constructed
[INFO] [stdout]   --> player/src/connection.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum NetworkCommand {
[INFO] [stdout]    |          -------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 38 |     FakeReceive(Message),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NetworkCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `fake_receive` and `leave_room` are never used
[INFO] [stdout]    --> player/src/connection.rs:55:12
[INFO] [stdout]     |
[INFO] [stdout] 50  | impl ConnectionActorHandle {
[INFO] [stdout]     | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn fake_receive(&mut self, msg: Message) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub async fn leave_room(&self) -> Result<bool, Box<dyn Error>> {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ContextMenuSelected` is never constructed
[INFO] [stdout]    --> player/src/gui.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 75  | pub enum UIEvent {
[INFO] [stdout]     |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 100 |     ContextMenuSelected(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UIEvent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Bitrate` is never constructed
[INFO] [stdout]    --> player/src/gui.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub enum UIUpdateEvent {
[INFO] [stdout]     |          ------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 122 |     Bitrate(u32),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UIUpdateEvent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `AddServer` is never constructed
[INFO] [stdout]    --> player/src/gui.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub enum ConnectionDlgEvent {
[INFO] [stdout]     |          ------------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 132 |     AddServer(String),
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConnectionDlgEvent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `UiRx` is never used
[INFO] [stdout]    --> player/src/gui.rs:155:6
[INFO] [stdout]     |
[INFO] [stdout] 155 | type UiRx = mpsc::UnboundedReceiver<UIEvent>;
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tree` is never read
[INFO] [stdout]   --> player/src/gui/preferences_window.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct PrefsWindow {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 47 |     pub main_win: Window,
[INFO] [stdout] 48 |     pub tree: Tree,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `invalidate` is never used
[INFO] [stdout]    --> player/src/gui/context_menu.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl ContextMenu {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub fn invalidate(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "e3e278db0eefdf3c03b30fc603b1d6f21053889b6d168a1f0cc617de596f1867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e278db0eefdf3c03b30fc603b1d6f21053889b6d168a1f0cc617de596f1867", kill_on_drop: false }`
[INFO] [stdout] e3e278db0eefdf3c03b30fc603b1d6f21053889b6d168a1f0cc617de596f1867