[INFO] cloning repository https://github.com/Hamzakh777/rust-tokio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hamzakh777/rust-tokio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamzakh777%2Frust-tokio", kill_on_drop: false }`
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[INFO] checking Hamzakh777/rust-tokio against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamzakh777%2Frust-tokio" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
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[INFO] finished tweaking git repo https://github.com/Hamzakh777/rust-tokio
[INFO] tweaked toml for git repo https://github.com/Hamzakh777/rust-tokio written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hamzakh777/rust-tokio on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Hamzakh777/rust-tokio already has a lockfile, it will not be regenerated
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[INFO] [stdout] warning: enum `MainFuture` is never used
[INFO] [stdout]   --> src/bin/async_intro.rs:36:6
[INFO] [stdout]    |
[INFO] [stdout] 36 | enum MainFuture {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MainFuture` is never used
[INFO] [stdout]   --> src/bin/async_intro.rs:36:6
[INFO] [stdout]    |
[INFO] [stdout] 36 | enum MainFuture {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/connection.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |             Err(_) => Ok(None),
[INFO] [stdout]     |             ------ matches all the relevant values
[INFO] [stdout] 126 |             Err(e) => Err(e.into()),
[INFO] [stdout]     |             ^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/connection.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut buffer: [u8; 1024] = [0; 1024];
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]    --> src/connection.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let (stream, socket) = listener.accept().await?;
[INFO] [stdout]     |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]    --> src/connection.rs:135:22
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let (stream, socket) = listener.accept().await?;
[INFO] [stdout]     |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]    --> src/connection.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut buffer: [u8; 1024] = [0; 1024];
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Connection` is never constructed
[INFO] [stdout]  --> src/connection.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Connection {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `read_frame`, `write_frame`, `write_decimal`, and `parse_frame` are never used
[INFO] [stdout]    --> src/connection.rs:13:12
[INFO] [stdout]     |
[INFO] [stdout]  12 | impl Connection {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout]  13 |     pub fn new(stream: TcpStream) -> Connection {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  24 |     pub async fn read_frame(&mut self) -> Result<Option<Frame>> {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  55 |     pub async fn write_frame(&mut self, frame: &Frame) -> Result<()> {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     async fn write_decimal(&mut self, val: u64) -> io::Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     fn parse_frame(&mut self) -> Result<Option<Frame>> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/connection.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 | async fn main() -> Result<()> {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/connection.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |         self.stream.flush().await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let _ = self.stream.flush().await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/connection.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |             Err(_) => Ok(None),
[INFO] [stdout]     |             ------ matches all the relevant values
[INFO] [stdout] 126 |             Err(e) => Err(e.into()),
[INFO] [stdout]     |             ^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/connection.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut buffer: [u8; 1024] = [0; 1024];
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]    --> src/connection.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let (stream, socket) = listener.accept().await?;
[INFO] [stdout]     |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]    --> src/connection.rs:135:22
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let (stream, socket) = listener.accept().await?;
[INFO] [stdout]     |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]    --> src/connection.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut buffer: [u8; 1024] = [0; 1024];
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Connection` is never constructed
[INFO] [stdout]  --> src/connection.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Connection {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `read_frame`, `write_frame`, `write_decimal`, and `parse_frame` are never used
[INFO] [stdout]    --> src/connection.rs:13:12
[INFO] [stdout]     |
[INFO] [stdout]  12 | impl Connection {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout]  13 |     pub fn new(stream: TcpStream) -> Connection {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  24 |     pub async fn read_frame(&mut self) -> Result<Option<Frame>> {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  55 |     pub async fn write_frame(&mut self, frame: &Frame) -> Result<()> {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     async fn write_decimal(&mut self, val: u64) -> io::Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     fn parse_frame(&mut self) -> Result<Option<Frame>> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/connection.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 | async fn main() -> Result<()> {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/connection.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |         self.stream.flush().await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let _ = self.stream.flush().await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.87s
[INFO] running `Command { std: "docker" "inspect" "401d82a511eb4e5283f3be831de2eab36eeade6c1e6d9caf19f8c49b5e0ef35a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401d82a511eb4e5283f3be831de2eab36eeade6c1e6d9caf19f8c49b5e0ef35a", kill_on_drop: false }`
[INFO] [stdout] 401d82a511eb4e5283f3be831de2eab36eeade6c1e6d9caf19f8c49b5e0ef35a