[INFO] cloning repository https://github.com/ChinaHDJ1/rustcraft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChinaHDJ1/rustcraft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChinaHDJ1%2Frustcraft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChinaHDJ1%2Frustcraft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] afdda27abb9f74944aa7f15a8b4331f5e2ca98d0
[INFO] checking ChinaHDJ1/rustcraft against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChinaHDJ1%2Frustcraft" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ChinaHDJ1/rustcraft
[INFO] finished tweaking git repo https://github.com/ChinaHDJ1/rustcraft
[INFO] tweaked toml for git repo https://github.com/ChinaHDJ1/rustcraft written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ChinaHDJ1/rustcraft on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ChinaHDJ1/rustcraft already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colorful v0.2.2
[INFO] [stderr]   Downloaded serde_derive v1.0.155
[INFO] [stderr]   Downloaded serde v1.0.155
[INFO] [stderr]   Downloaded rust-raknet v0.12.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bad9665c96e56cee22c20fe5b51e04cddffd29d8c11cddf53974bfe68677070
[INFO] running `Command { std: "docker" "start" "-a" "2bad9665c96e56cee22c20fe5b51e04cddffd29d8c11cddf53974bfe68677070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bad9665c96e56cee22c20fe5b51e04cddffd29d8c11cddf53974bfe68677070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bad9665c96e56cee22c20fe5b51e04cddffd29d8c11cddf53974bfe68677070", kill_on_drop: false }`
[INFO] [stdout] 2bad9665c96e56cee22c20fe5b51e04cddffd29d8c11cddf53974bfe68677070
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01ec6f20e512a0a92f727c6e673a4bf922998940834a49843890f3bf5af05d60
[INFO] running `Command { std: "docker" "start" "-a" "01ec6f20e512a0a92f727c6e673a4bf922998940834a49843890f3bf5af05d60", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.155
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.155
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking colorful v0.2.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]     Checking rust-raknet v0.12.0
[INFO] [stderr]     Checking serde_json v1.0.94
[INFO] [stderr]     Checking rustcraft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/chat/chat.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::Error` and `io`
[INFO] [stdout]  --> src/net/datatype/datatype.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, io};
[INFO] [stdout]   |           ^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/chat/chat.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncReadExt`, `AsyncWriteExt`, and `stream`
[INFO] [stdout]  --> src/net/listener.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     io::{AsyncReadExt, AsyncWriteExt},
[INFO] [stdout]   |          ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 7 |     stream,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::Error` and `io`
[INFO] [stdout]  --> src/net/datatype/datatype.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, io};
[INFO] [stdout]   |           ^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncReadExt`, `AsyncWriteExt`, and `stream`
[INFO] [stdout]  --> src/net/listener.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     io::{AsyncReadExt, AsyncWriteExt},
[INFO] [stdout]   |          ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 7 |     stream,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/net/listener.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | /         loop {
[INFO] [stdout] 32 | |             let (stream, addr) = listener.accept().await?;
[INFO] [stdout] 33 | |
[INFO] [stdout] 34 | |             let mut session = session::Session::new_session(addr, stream);
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |             });
[INFO] [stdout] 39 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 40 |
[INFO] [stdout] 41 |           Ok(())
[INFO] [stdout]    |           ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/net/listener.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | /         loop {
[INFO] [stdout] 32 | |             let (stream, addr) = listener.accept().await?;
[INFO] [stdout] 33 | |
[INFO] [stdout] 34 | |             let mut session = session::Session::new_session(addr, stream);
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |             });
[INFO] [stdout] 39 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 40 |
[INFO] [stdout] 41 |           Ok(())
[INFO] [stdout]    |           ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/net/listener.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut buf = [0u8; 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: variable does not need to be mutable
[INFO] [stdout]   --> src/net/listener.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut buf = [0u8; 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: `data`
[INFO] [stdout]   --> src/chat/chat.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn from(data: &[u8]) {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/chat/chat.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn from(data: &[u8]) {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/net/datatype/datatype.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let x = self.x & 0x3FFFFFF;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/net/datatype/datatype.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let y = self.y & 0x3FFFFFF;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]   --> src/net/datatype/datatype.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let z = self.z & 0xFFF;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/net/datatype/datatype.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let x = self.x & 0x3FFFFFF;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/net/datatype/datatype.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let y = self.y & 0x3FFFFFF;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sessions`
[INFO] [stdout]   --> src/net/listener.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let sessions = self.sessions.clone();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sessions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]   --> src/net/datatype/datatype.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let z = self.z & 0xFFF;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/net/listener.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut buf = [0u8; 1024];
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sessions`
[INFO] [stdout]   --> src/net/listener.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let sessions = self.sessions.clone();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sessions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/net/listener.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut buf = [0u8; 1024];
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/net/session.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let data = Vec::from(buf);
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/net/session.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let data = Vec::from(buf);
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `compressed`
[INFO] [stdout]   --> src/net/reader.rs:20:35
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn verify_legality(&mut self, compressed: bool) -> Result<bool, ()> {
[INFO] [stdout]    |                                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compressed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk_id`
[INFO] [stdout]   --> src/net/reader.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let pk_id = self.read_varint()?;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_pk_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `compressed`
[INFO] [stdout]   --> src/net/reader.rs:20:35
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn verify_legality(&mut self, compressed: bool) -> Result<bool, ()> {
[INFO] [stdout]    |                                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compressed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk_id`
[INFO] [stdout]   --> src/net/reader.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let pk_id = self.read_varint()?;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_pk_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_len`
[INFO] [stdout]   --> src/net/reader.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let data_len = self.read_varint()?;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/net/reader.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |             Err(err) => {}
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_len`
[INFO] [stdout]   --> src/net/reader.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let data_len = self.read_varint()?;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/net/reader.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |             Err(err) => {}
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/net/reader.rs:85:25
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let mut b: u8 = 0;
[INFO] [stdout]    |                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/net/reader.rs:85:25
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let mut b: u8 = 0;
[INFO] [stdout]    |                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/net/session.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let mut da = &r.data[r.mark..data_len + r.mark];
[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]   --> src/net/session.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let mut da = &r.data[r.mark..data_len + r.mark];
[INFO] [stdout]    |                 ----^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packet_id`
[INFO] [stdout]   --> src/net/session.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let packet_id = r.read_varint()?;
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packet_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packet_id`
[INFO] [stdout]   --> src/net/session.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let packet_id = r.read_varint()?;
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packet_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_byte` is never read
[INFO] [stdout]    --> src/net/session.rs:114:32
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut current_byte = 0;
[INFO] [stdout]     |                                ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_byte` is never read
[INFO] [stdout]    --> src/net/session.rs:114:32
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut current_byte = 0;
[INFO] [stdout]     |                                ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/net/session.rs:138:13
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let a: Vec<&u8> = self.data.iter().skip(1).collect();
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/net/session.rs:138:13
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let a: Vec<&u8> = self.data.iter().skip(1).collect();
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/net/session.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let result: Vec<u8> = self
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/net/session.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let result: Vec<u8> = self
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `from` are never used
[INFO] [stdout]   --> src/chat/chat.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl Chat {
[INFO] [stdout]    | --------- associated functions in this implementation
[INFO] [stdout]  7 |     fn new() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     fn from(data: &[u8]) {
[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 `Datatype` is never used
[INFO] [stdout]  --> src/net/datatype/datatype.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Datatype {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Encoder` is never used
[INFO] [stdout]   --> src/net/datatype/datatype.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait Encoder {
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/net/datatype/datatype.rs:41:18
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct Angle(i8);
[INFO] [stdout]    |            ----- ^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]   --> src/net/datatype/datatype.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Position {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_64bit` is never used
[INFO] [stdout]   --> src/net/datatype/datatype.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | impl Position {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 50 |     fn to_64bit(&self) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `entity_id` and `animation` are never read
[INFO] [stdout]  --> src/net/packet/entity_animation.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct EntityAnimation {
[INFO] [stdout]   |            --------------- fields in this struct
[INFO] [stdout] 2 |     entity_id: i32,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 3 |     animation: i32,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `from` are never used
[INFO] [stdout]   --> src/chat/chat.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl Chat {
[INFO] [stdout]    | --------- associated functions in this implementation
[INFO] [stdout]  7 |     fn new() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     fn from(data: &[u8]) {
[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 `Datatype` is never used
[INFO] [stdout]  --> src/net/datatype/datatype.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Datatype {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Encoder` is never used
[INFO] [stdout]   --> src/net/datatype/datatype.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait Encoder {
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/net/packet/spawn_entity.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct SpawnEntity {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 22 |     entity_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 23 |     entity_uuid: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 24 |     entity_type: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 25 |
[INFO] [stdout] 26 |     x: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 27 |     y: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 28 |     z: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 29 |
[INFO] [stdout] 30 |     pitch: Angle,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 31 |     yaw: Angle,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 32 |     head_yaw: Angle,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 33 |
[INFO] [stdout] 34 |     data: i32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |
[INFO] [stdout] 36 |     velocity_X: i16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 37 |     velocity_y: i16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 38 |     velocity_z: i16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `entity_id`, `x`, `y`, `z`, and `count` are never read
[INFO] [stdout]  --> src/net/packet/spawn_experience_orb.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SpawnExperienceOrb {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 4 |     entity_id: i32,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 5 |     x: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 6 |     y: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 7 |     z: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 8 |     count: i16,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/net/datatype/datatype.rs:41:18
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct Angle(i8);
[INFO] [stdout]    |            ----- ^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]   --> src/net/datatype/datatype.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Position {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_64bit` is never used
[INFO] [stdout]   --> src/net/datatype/datatype.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | impl Position {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 50 |     fn to_64bit(&self) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/net/packet/spawn_player.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct SpawnPlayer {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 10 |     entity_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 11 |     player_uuid: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 12 |     x: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 13 |     y: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 14 |     z: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 15 |     yaw: Angle,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 16 |     pitch: Angle,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `entity_id` and `animation` are never read
[INFO] [stdout]  --> src/net/packet/entity_animation.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct EntityAnimation {
[INFO] [stdout]   |            --------------- fields in this struct
[INFO] [stdout] 2 |     entity_id: i32,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 3 |     animation: i32,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pk_id` is never read
[INFO] [stdout]  --> src/net/reader.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct PackerParser {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] 4 |     mark: usize,
[INFO] [stdout] 5 |     pk_id: Option<i32>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `verify_legality`, `verify_legality_compressed`, `read_byte`, `read_bytes`, `read_string`, and `read_varint` are never used
[INFO] [stdout]   --> src/net/reader.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl PackerParser {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     fn verify_legality(&mut self, compressed: bool) -> Result<bool, ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn verify_legality_compressed(&mut self) -> Result<bool, ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn read_byte(&mut self) -> Result<i8, ()> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn read_bytes(&mut self, size: i32) -> Result<&[u8], ()> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn read_string(&mut self) -> Result<String, ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn read_varint(&mut self) -> Result<i32, ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/net/packet/spawn_entity.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct SpawnEntity {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 22 |     entity_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 23 |     entity_uuid: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 24 |     entity_type: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 25 |
[INFO] [stdout] 26 |     x: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 27 |     y: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 28 |     z: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 29 |
[INFO] [stdout] 30 |     pitch: Angle,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 31 |     yaw: Angle,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 32 |     head_yaw: Angle,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 33 |
[INFO] [stdout] 34 |     data: i32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |
[INFO] [stdout] 36 |     velocity_X: i16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 37 |     velocity_y: i16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 38 |     velocity_z: i16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `current_state`, `addr`, and `compressed` are never read
[INFO] [stdout]   --> src/net/session.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Session {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 18 |     current_state: State,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 19 |     addr: SocketAddr,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     stream: TcpStream,
[INFO] [stdout] 21 |     compressed: bool,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `entity_id`, `x`, `y`, `z`, and `count` are never read
[INFO] [stdout]  --> src/net/packet/spawn_experience_orb.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SpawnExperienceOrb {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 4 |     entity_id: i32,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 5 |     x: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 6 |     y: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 7 |     z: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 8 |     count: i16,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `mark`, `packet_len`, `data_len`, `packet_id`, and `data` are never read
[INFO] [stdout]   --> src/net/session.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct PacketReader {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 69 |     mark: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 70 |     packet_len: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 71 |     data_len: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 72 |     packet_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 73 |     data: Vec<u8>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/net/packet/spawn_player.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct SpawnPlayer {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 10 |     entity_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 11 |     player_uuid: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 12 |     x: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 13 |     y: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 14 |     z: f64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 15 |     yaw: Angle,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 16 |     pitch: Angle,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pk_id` is never read
[INFO] [stdout]  --> src/net/reader.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct PackerParser {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] 4 |     mark: usize,
[INFO] [stdout] 5 |     pk_id: Option<i32>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `unvisited_data`, `read_varint`, `read_byte`, and `read_bytes` are never used
[INFO] [stdout]    --> src/net/session.rs:77:8
[INFO] [stdout]     |
[INFO] [stdout]  76 | impl PacketReader {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout]  77 |     fn from(data: &[u8], compressed: bool) -> Result<Self, ()> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     fn unvisited_data(&self) -> &[u8] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 111 |     fn read_varint(&mut self) -> Result<i32, ()> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     fn read_byte(&mut self) -> Option<i8> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     fn read_bytes(&mut self, count: usize) -> Option<&[u8]> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `listener` is never read
[INFO] [stdout]  --> src/server/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Server {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     listener: Listener,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `verify_legality`, `verify_legality_compressed`, `read_byte`, `read_bytes`, `read_string`, and `read_varint` are never used
[INFO] [stdout]   --> src/net/reader.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl PackerParser {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     fn verify_legality(&mut self, compressed: bool) -> Result<bool, ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn verify_legality_compressed(&mut self) -> Result<bool, ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn read_byte(&mut self) -> Result<i8, ()> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn read_bytes(&mut self, size: i32) -> Result<&[u8], ()> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn read_string(&mut self) -> Result<String, ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn read_varint(&mut self) -> Result<i32, ()> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `current_state`, `addr`, and `compressed` are never read
[INFO] [stdout]   --> src/net/session.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Session {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 18 |     current_state: State,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 19 |     addr: SocketAddr,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     stream: TcpStream,
[INFO] [stdout] 21 |     compressed: bool,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `mark`, `packet_len`, `data_len`, `packet_id`, and `data` are never read
[INFO] [stdout]   --> src/net/session.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct PacketReader {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 69 |     mark: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 70 |     packet_len: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 71 |     data_len: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 72 |     packet_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 73 |     data: Vec<u8>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `unvisited_data`, `read_varint`, `read_byte`, and `read_bytes` are never used
[INFO] [stdout]    --> src/net/session.rs:77:8
[INFO] [stdout]     |
[INFO] [stdout]  76 | impl PacketReader {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout]  77 |     fn from(data: &[u8], compressed: bool) -> Result<Self, ()> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     fn unvisited_data(&self) -> &[u8] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 111 |     fn read_varint(&mut self) -> Result<i32, ()> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     fn read_byte(&mut self) -> Option<i8> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     fn read_bytes(&mut self, count: usize) -> Option<&[u8]> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `listener` is never read
[INFO] [stdout]  --> src/server/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Server {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     listener: Listener,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/net/listener.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 session.epoll_read_packet().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] 37 |                 let _ = session.epoll_read_packet().await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `velocity_X` should have a snake case name
[INFO] [stdout]   --> src/net/packet/spawn_entity.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     velocity_X: i16,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `velocity_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SEGMENT_BITS` should have a snake case name
[INFO] [stdout]    --> src/net/session.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let SEGMENT_BITS = 0x7F;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `segment_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `CONTINUE_BIT` should have a snake case name
[INFO] [stdout]    --> src/net/session.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let CONTINUE_BIT = 0x80;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `continue_bit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/net/listener.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 session.epoll_read_packet().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] 37 |                 let _ = session.epoll_read_packet().await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `velocity_X` should have a snake case name
[INFO] [stdout]   --> src/net/packet/spawn_entity.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     velocity_X: i16,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `velocity_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SEGMENT_BITS` should have a snake case name
[INFO] [stdout]    --> src/net/session.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let SEGMENT_BITS = 0x7F;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `segment_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `CONTINUE_BIT` should have a snake case name
[INFO] [stdout]    --> src/net/session.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let CONTINUE_BIT = 0x80;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `continue_bit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut c = vec![1, 2, 3, 4, 5, 6, 7, 8, 9];
[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: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut c = vec![1, 2, 3, 4, 5, 6, 7, 8, 9];
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.66s
[INFO] running `Command { std: "docker" "inspect" "01ec6f20e512a0a92f727c6e673a4bf922998940834a49843890f3bf5af05d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ec6f20e512a0a92f727c6e673a4bf922998940834a49843890f3bf5af05d60", kill_on_drop: false }`
[INFO] [stdout] 01ec6f20e512a0a92f727c6e673a4bf922998940834a49843890f3bf5af05d60
