[INFO] cloning repository https://github.com/ngynkvn/mqtt-lights
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ngynkvn/mqtt-lights" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngynkvn%2Fmqtt-lights", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngynkvn%2Fmqtt-lights'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81a4b60cae572e5f9fdf9cadc00334f463fc6f31
[INFO] testing ngynkvn/mqtt-lights against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngynkvn%2Fmqtt-lights" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ngynkvn/mqtt-lights on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ngynkvn/mqtt-lights
[INFO] finished tweaking git repo https://github.com/ngynkvn/mqtt-lights
[INFO] tweaked toml for git repo https://github.com/ngynkvn/mqtt-lights written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ngynkvn/mqtt-lights already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heapless v0.7.1
[INFO] [stderr]   Downloaded hash32 v0.2.1
[INFO] [stderr]   Downloaded mqttrs v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 909fca0f3d8368a665e1c82960ff900fa1c021351127b2d3138b6902aeabe261
[INFO] running `Command { std: "docker" "start" "-a" "909fca0f3d8368a665e1c82960ff900fa1c021351127b2d3138b6902aeabe261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "909fca0f3d8368a665e1c82960ff900fa1c021351127b2d3138b6902aeabe261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "909fca0f3d8368a665e1c82960ff900fa1c021351127b2d3138b6902aeabe261", kill_on_drop: false }`
[INFO] [stdout] 909fca0f3d8368a665e1c82960ff900fa1c021351127b2d3138b6902aeabe261
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9cde170d2366d402bf85cf63a0553a53b407f150c6d24c75b8bd946f71e1000
[INFO] running `Command { std: "docker" "start" "-a" "d9cde170d2366d402bf85cf63a0553a53b407f150c6d24c75b8bd946f71e1000", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.7.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling tokio v1.7.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling tui v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling mqttrs v0.4.1
[INFO] [stderr]    Compiling lightshow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Connack`, `Packet`, `decode_slice`
[INFO] [stdout]  --> src/frontend.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mqttrs::{decode_slice, encode_slice, Connack, Packet, Publish};
[INFO] [stdout]   |              ^^^^^^^^^^^^                ^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncReadExt`, `AsyncWriteExt`
[INFO] [stdout]   --> src/frontend.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]    |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TcpListener`, `TcpStream`, `ToSocketAddrs`
[INFO] [stdout]   --> src/frontend.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tokio::net::{TcpListener, TcpStream, ToSocketAddrs};
[INFO] [stdout]    |                  ^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, `channel`
[INFO] [stdout]   --> src/frontend.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::sync::mpsc::{channel, Receiver, Sender};
[INFO] [stdout]    |                         ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]   --> src/frontend.rs:13:26
[INFO] [stdout]    |
[INFO] [stdout] 13 | use tokio::sync::{Mutex, RwLock};
[INFO] [stdout]    |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stdout`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Stdout};
[INFO] [stdout]   |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Event`, `KeyCode`, `KeyEvent`, `poll`, `read`
[INFO] [stdout]  --> src/main.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crossterm::event::{poll, read, Event, KeyCode, KeyEvent};
[INFO] [stdout]   |                        ^^^^  ^^^^  ^^^^^  ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Connack`, `Publish`, `decode_slice`
[INFO] [stdout]   --> src/main.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mqttrs::{decode_slice, encode_slice, Connack, Packet, Publish};
[INFO] [stdout]    |              ^^^^^^^^^^^^                ^^^^^^^          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]   --> src/main.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TcpStream`, `ToSocketAddrs`
[INFO] [stdout]   --> src/main.rs:13:31
[INFO] [stdout]    |
[INFO] [stdout] 13 | use tokio::net::{TcpListener, TcpStream, ToSocketAddrs};
[INFO] [stdout]    |                               ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Receiver`
[INFO] [stdout]   --> src/main.rs:14:34
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio::sync::mpsc::{channel, Receiver, Sender};
[INFO] [stdout]    |                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]   --> src/main.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | use tokio::sync::{Mutex, RwLock};
[INFO] [stdout]    |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Constraint`, `Direction`, `Layout`
[INFO] [stdout]   --> src/main.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 | use tui::layout::{Constraint, Direction, Layout};
[INFO] [stdout]    |                   ^^^^^^^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Modifier`, `Style`
[INFO] [stdout]   --> src/main.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 | use tui::style::{Color, Modifier, Style};
[INFO] [stdout]    |                  ^^^^^  ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Block`, `BorderType`, `Borders`, `ListItem`, `ListState`, `List`, `Paragraph`
[INFO] [stdout]   --> src/main.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 | use tui::widgets::{Block, BorderType, Borders, List, ListItem, ListState, Paragraph};
[INFO] [stdout]    |                    ^^^^^  ^^^^^^^^^^  ^^^^^^^  ^^^^  ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]   --> src/main.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let (socket, addr) = listener.accept().await?;
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]   --> src/main.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let (tx, rx) = channel(1);
[INFO] [stdout]    |                  ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/main.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let state = state.clone();
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reply`
[INFO] [stdout]   --> src/main.rs:70:10
[INFO] [stdout]    |
[INFO] [stdout] 70 | async fn reply<'a>(socket: &mut tokio::net::TcpStream, packet: &Packet<'a>, buf: &mut [u8; 1024]) {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/frontend.rs:106:33
[INFO] [stdout]     |
[INFO] [stdout] 106 | ...                   session.tx.send(buf).await;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "d9cde170d2366d402bf85cf63a0553a53b407f150c6d24c75b8bd946f71e1000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9cde170d2366d402bf85cf63a0553a53b407f150c6d24c75b8bd946f71e1000", kill_on_drop: false }`
[INFO] [stdout] d9cde170d2366d402bf85cf63a0553a53b407f150c6d24c75b8bd946f71e1000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6bc8323d13b44a3ba29a0b2bae896fb483c17896838bdb9c59ba2d808f671a5
[INFO] running `Command { std: "docker" "start" "-a" "a6bc8323d13b44a3ba29a0b2bae896fb483c17896838bdb9c59ba2d808f671a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lightshow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Connack`, `Packet`, `decode_slice`
[INFO] [stdout]  --> src/frontend.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mqttrs::{decode_slice, encode_slice, Connack, Packet, Publish};
[INFO] [stdout]   |              ^^^^^^^^^^^^                ^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncReadExt`, `AsyncWriteExt`
[INFO] [stdout]   --> src/frontend.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]    |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TcpListener`, `TcpStream`, `ToSocketAddrs`
[INFO] [stdout]   --> src/frontend.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tokio::net::{TcpListener, TcpStream, ToSocketAddrs};
[INFO] [stdout]    |                  ^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, `channel`
[INFO] [stdout]   --> src/frontend.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::sync::mpsc::{channel, Receiver, Sender};
[INFO] [stdout]    |                         ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]   --> src/frontend.rs:13:26
[INFO] [stdout]    |
[INFO] [stdout] 13 | use tokio::sync::{Mutex, RwLock};
[INFO] [stdout]    |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stdout`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Stdout};
[INFO] [stdout]   |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Event`, `KeyCode`, `KeyEvent`, `poll`, `read`
[INFO] [stdout]  --> src/main.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crossterm::event::{poll, read, Event, KeyCode, KeyEvent};
[INFO] [stdout]   |                        ^^^^  ^^^^  ^^^^^  ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Connack`, `Publish`, `decode_slice`
[INFO] [stdout]   --> src/main.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mqttrs::{decode_slice, encode_slice, Connack, Packet, Publish};
[INFO] [stdout]    |              ^^^^^^^^^^^^                ^^^^^^^          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]   --> src/main.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TcpStream`, `ToSocketAddrs`
[INFO] [stdout]   --> src/main.rs:13:31
[INFO] [stdout]    |
[INFO] [stdout] 13 | use tokio::net::{TcpListener, TcpStream, ToSocketAddrs};
[INFO] [stdout]    |                               ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Receiver`
[INFO] [stdout]   --> src/main.rs:14:34
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio::sync::mpsc::{channel, Receiver, Sender};
[INFO] [stdout]    |                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]   --> src/main.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | use tokio::sync::{Mutex, RwLock};
[INFO] [stdout]    |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Constraint`, `Direction`, `Layout`
[INFO] [stdout]   --> src/main.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 | use tui::layout::{Constraint, Direction, Layout};
[INFO] [stdout]    |                   ^^^^^^^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Modifier`, `Style`
[INFO] [stdout]   --> src/main.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 | use tui::style::{Color, Modifier, Style};
[INFO] [stdout]    |                  ^^^^^  ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Block`, `BorderType`, `Borders`, `ListItem`, `ListState`, `List`, `Paragraph`
[INFO] [stdout]   --> src/main.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 | use tui::widgets::{Block, BorderType, Borders, List, ListItem, ListState, Paragraph};
[INFO] [stdout]    |                    ^^^^^  ^^^^^^^^^^  ^^^^^^^  ^^^^  ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]   --> src/main.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let (socket, addr) = listener.accept().await?;
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]   --> src/main.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let (tx, rx) = channel(1);
[INFO] [stdout]    |                  ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/main.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let state = state.clone();
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reply`
[INFO] [stdout]   --> src/main.rs:70:10
[INFO] [stdout]    |
[INFO] [stdout] 70 | async fn reply<'a>(socket: &mut tokio::net::TcpStream, packet: &Packet<'a>, buf: &mut [u8; 1024]) {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/frontend.rs:106:33
[INFO] [stdout]     |
[INFO] [stdout] 106 | ...                   session.tx.send(buf).await;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.37s
[INFO] running `Command { std: "docker" "inspect" "a6bc8323d13b44a3ba29a0b2bae896fb483c17896838bdb9c59ba2d808f671a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6bc8323d13b44a3ba29a0b2bae896fb483c17896838bdb9c59ba2d808f671a5", kill_on_drop: false }`
[INFO] [stdout] a6bc8323d13b44a3ba29a0b2bae896fb483c17896838bdb9c59ba2d808f671a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6dfd7580dcebb5ddb439e6b611acbfdb3611e0f8b1d2ed9ce428783e560d5bbc
[INFO] running `Command { std: "docker" "start" "-a" "6dfd7580dcebb5ddb439e6b611acbfdb3611e0f8b1d2ed9ce428783e560d5bbc", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Connack`, `Packet`, `decode_slice`
[INFO] [stderr]  --> src/frontend.rs:9:14
[INFO] [stderr]   |
[INFO] [stderr] 9 | use mqttrs::{decode_slice, encode_slice, Connack, Packet, Publish};
[INFO] [stderr]   |              ^^^^^^^^^^^^                ^^^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AsyncReadExt`, `AsyncWriteExt`
[INFO] [stderr]   --> src/frontend.rs:10:17
[INFO] [stderr]    |
[INFO] [stderr] 10 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stderr]    |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `TcpListener`, `TcpStream`, `ToSocketAddrs`
[INFO] [stderr]   --> src/frontend.rs:11:18
[INFO] [stderr]    |
[INFO] [stderr] 11 | use tokio::net::{TcpListener, TcpStream, ToSocketAddrs};
[INFO] [stderr]    |                  ^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Receiver`, `Sender`, `channel`
[INFO] [stderr]   --> src/frontend.rs:12:25
[INFO] [stderr]    |
[INFO] [stderr] 12 | use tokio::sync::mpsc::{channel, Receiver, Sender};
[INFO] [stderr]    |                         ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RwLock`
[INFO] [stderr]   --> src/frontend.rs:13:26
[INFO] [stderr]    |
[INFO] [stderr] 13 | use tokio::sync::{Mutex, RwLock};
[INFO] [stderr]    |                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stdout`
[INFO] [stderr]  --> src/main.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self, Stdout};
[INFO] [stderr]   |                     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Event`, `KeyCode`, `KeyEvent`, `poll`, `read`
[INFO] [stderr]  --> src/main.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crossterm::event::{poll, read, Event, KeyCode, KeyEvent};
[INFO] [stderr]   |                        ^^^^  ^^^^  ^^^^^  ^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Connack`, `Publish`, `decode_slice`
[INFO] [stderr]   --> src/main.rs:10:14
[INFO] [stderr]    |
[INFO] [stderr] 10 | use mqttrs::{decode_slice, encode_slice, Connack, Packet, Publish};
[INFO] [stderr]    |              ^^^^^^^^^^^^                ^^^^^^^          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AsyncReadExt`
[INFO] [stderr]   --> src/main.rs:12:17
[INFO] [stderr]    |
[INFO] [stderr] 12 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stderr]    |                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `TcpStream`, `ToSocketAddrs`
[INFO] [stderr]   --> src/main.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 | use tokio::net::{TcpListener, TcpStream, ToSocketAddrs};
[INFO] [stderr]    |                               ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Receiver`
[INFO] [stderr]   --> src/main.rs:14:34
[INFO] [stderr]    |
[INFO] [stderr] 14 | use tokio::sync::mpsc::{channel, Receiver, Sender};
[INFO] [stderr]    |                                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RwLock`
[INFO] [stderr]   --> src/main.rs:15:26
[INFO] [stderr]    |
[INFO] [stderr] 15 | use tokio::sync::{Mutex, RwLock};
[INFO] [stderr]    |                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Constraint`, `Direction`, `Layout`
[INFO] [stderr]   --> src/main.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tui::layout::{Constraint, Direction, Layout};
[INFO] [stderr]    |                   ^^^^^^^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Color`, `Modifier`, `Style`
[INFO] [stderr]   --> src/main.rs:18:18
[INFO] [stderr]    |
[INFO] [stderr] 18 | use tui::style::{Color, Modifier, Style};
[INFO] [stderr]    |                  ^^^^^  ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Block`, `BorderType`, `Borders`, `ListItem`, `ListState`, `List`, `Paragraph`
[INFO] [stderr]   --> src/main.rs:19:20
[INFO] [stderr]    |
[INFO] [stderr] 19 | use tui::widgets::{Block, BorderType, Borders, List, ListItem, ListState, Paragraph};
[INFO] [stderr]    |                    ^^^^^  ^^^^^^^^^^  ^^^^^^^  ^^^^  ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `socket`
[INFO] [stderr]   --> src/main.rs:56:14
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let (socket, addr) = listener.accept().await?;
[INFO] [stderr]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rx`
[INFO] [stderr]   --> src/main.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let (tx, rx) = channel(1);
[INFO] [stderr]    |                  ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/main.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let state = state.clone();
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reply`
[INFO] [stderr]   --> src/main.rs:70:10
[INFO] [stderr]    |
[INFO] [stderr] 70 | async fn reply<'a>(socket: &mut tokio::net::TcpStream, packet: &Packet<'a>, buf: &mut [u8; 1024]) {
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/frontend.rs:106:33
[INFO] [stderr]     |
[INFO] [stderr] 106 | ...                   session.tx.send(buf).await;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `lightshow` (bin "lightshow" test) generated 21 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lightshow-2d11b598922e0dde)
[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] running `Command { std: "docker" "inspect" "6dfd7580dcebb5ddb439e6b611acbfdb3611e0f8b1d2ed9ce428783e560d5bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfd7580dcebb5ddb439e6b611acbfdb3611e0f8b1d2ed9ce428783e560d5bbc", kill_on_drop: false }`
[INFO] [stdout] 6dfd7580dcebb5ddb439e6b611acbfdb3611e0f8b1d2ed9ce428783e560d5bbc