[INFO] cloning repository https://github.com/StackDoubleFlow/RustMcServer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StackDoubleFlow/RustMcServer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStackDoubleFlow%2FRustMcServer"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStackDoubleFlow%2FRustMcServer'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d73398511c4bce6bc77c762b51b84adb242cc4c8
[INFO] checking StackDoubleFlow/RustMcServer against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStackDoubleFlow%2FRustMcServer" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StackDoubleFlow/RustMcServer on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/StackDoubleFlow/RustMcServer
[INFO] finished tweaking git repo https://github.com/StackDoubleFlow/RustMcServer
[INFO] tweaked toml for git repo https://github.com/StackDoubleFlow/RustMcServer written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/StackDoubleFlow/RustMcServer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f2999762ba1a390eb0bf1366e9674f63e11ad42e7778232b7711a9b29fd6b50
[INFO] running `"docker" "start" "-a" "5f2999762ba1a390eb0bf1366e9674f63e11ad42e7778232b7711a9b29fd6b50"`
[INFO] [stderr]     Checking flate2 v1.0.9
[INFO] [stderr]     Checking rustmcserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::world::World`
[INFO] [stderr]  --> src/network.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::world::World;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Padding`
[INFO] [stderr]  --> src/network.rs:4:20
[INFO] [stderr]   |
[INFO] [stderr] 4 | use openssl::rsa::{Padding, Rsa};
[INFO] [stderr]   |                    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MutexGuard`
[INFO] [stderr]  --> src/network.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::{Arc, Mutex, MutexGuard};
[INFO] [stderr]   |                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::world::World`
[INFO] [stderr]  --> src/network.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::world::World;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Padding`
[INFO] [stderr]  --> src/network.rs:4:20
[INFO] [stderr]   |
[INFO] [stderr] 4 | use openssl::rsa::{Padding, Rsa};
[INFO] [stderr]   |                    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MutexGuard`
[INFO] [stderr]  --> src/network.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::{Arc, Mutex, MutexGuard};
[INFO] [stderr]   |                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rsa`
[INFO] [stderr]    --> src/network.rs:182:13
[INFO] [stderr]     |
[INFO] [stderr] 182 |         let rsa = Rsa::generate(1024).unwrap();
[INFO] [stderr]     |             ^^^ help: consider prefixing with an underscore: `_rsa`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PLAY`
[INFO] [stderr]  --> src/packets.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     PLAY,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Boolean`
[INFO] [stderr]   --> src/packets.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | type Boolean = bool;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Byte`
[INFO] [stderr]   --> src/packets.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | type Byte = i8;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UnsignedByte`
[INFO] [stderr]   --> src/packets.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | type UnsignedByte = u8;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Short`
[INFO] [stderr]   --> src/packets.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | type Short = i16;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Int`
[INFO] [stderr]   --> src/packets.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | type Int = i32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Float`
[INFO] [stderr]   --> src/packets.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | type Float = f32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Double`
[INFO] [stderr]   --> src/packets.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | type Double = f64;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Chat`
[INFO] [stderr]   --> src/packets.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | type Chat = String; // Max length of 32767
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Indentifier`
[INFO] [stderr]   --> src/packets.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | type Indentifier = String; // Max length of 32767
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `VarLong`
[INFO] [stderr]   --> src/packets.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | type VarLong = i32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UUID`
[INFO] [stderr]   --> src/packets.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | type UUID = u128;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `ByteArray`
[INFO] [stderr]   --> src/packets.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | type ByteArray = Vec<u8>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_ubyte`
[INFO] [stderr]   --> src/packets.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn read_ubyte(&mut self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_int`
[INFO] [stderr]   --> src/packets.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn read_int(&mut self) -> i32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_bool`
[INFO] [stderr]    --> src/packets.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn read_bool(&mut self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_varlong`
[INFO] [stderr]    --> src/packets.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 |     fn read_varlong(&mut self) -> i64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_byte`
[INFO] [stderr]    --> src/packets.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     fn write_byte(&mut self, byte: i8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_int`
[INFO] [stderr]    --> src/packets.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     fn write_int(&mut self, int: i32) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_bool`
[INFO] [stderr]    --> src/packets.rs:219:5
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn write_bool(&mut self, b: bool) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_short`
[INFO] [stderr]    --> src/packets.rs:227:5
[INFO] [stderr]     |
[INFO] [stderr] 227 |     fn write_short(&mut self, short: i16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_ushort`
[INFO] [stderr]    --> src/packets.rs:231:5
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn write_ushort(&mut self, ushort: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_varlong`
[INFO] [stderr]    --> src/packets.rs:249:5
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn write_varlong(&mut self, mut value: i64) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `C00Disconnect`
[INFO] [stderr]    --> src/packets.rs:295:1
[INFO] [stderr]     |
[INFO] [stderr] 295 | pub struct C00Disconnect {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `encode`
[INFO] [stderr]    --> src/packets.rs:300:5
[INFO] [stderr]     |
[INFO] [stderr] 300 |     pub fn encode(self) -> PacketEncoder {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `C01EcryptionRequest`
[INFO] [stderr]    --> src/packets.rs:307:1
[INFO] [stderr]     |
[INFO] [stderr] 307 | pub struct C01EcryptionRequest {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `encode`
[INFO] [stderr]    --> src/packets.rs:316:5
[INFO] [stderr]     |
[INFO] [stderr] 316 |     pub fn encode(mut self) -> PacketEncoder {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Vec3`
[INFO] [stderr]  --> src/utils.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Vec3 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/utils.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn new(x: i32, y: i32, z: i32) -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `World`
[INFO] [stderr]  --> src/world.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct World {}
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `load_world`
[INFO] [stderr]  --> src/world.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn load_world() {}
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rsa`
[INFO] [stderr]    --> src/network.rs:182:13
[INFO] [stderr]     |
[INFO] [stderr] 182 |         let rsa = Rsa::generate(1024).unwrap();
[INFO] [stderr]     |             ^^^ help: consider prefixing with an underscore: `_rsa`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PLAY`
[INFO] [stderr]  --> src/packets.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     PLAY,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Boolean`
[INFO] [stderr]   --> src/packets.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | type Boolean = bool;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Byte`
[INFO] [stderr]   --> src/packets.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | type Byte = i8;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UnsignedByte`
[INFO] [stderr]   --> src/packets.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | type UnsignedByte = u8;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Short`
[INFO] [stderr]   --> src/packets.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | type Short = i16;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Int`
[INFO] [stderr]   --> src/packets.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | type Int = i32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Float`
[INFO] [stderr]   --> src/packets.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | type Float = f32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Double`
[INFO] [stderr]   --> src/packets.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | type Double = f64;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Chat`
[INFO] [stderr]   --> src/packets.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | type Chat = String; // Max length of 32767
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Indentifier`
[INFO] [stderr]   --> src/packets.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | type Indentifier = String; // Max length of 32767
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `VarLong`
[INFO] [stderr]   --> src/packets.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | type VarLong = i32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UUID`
[INFO] [stderr]   --> src/packets.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | type UUID = u128;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `ByteArray`
[INFO] [stderr]   --> src/packets.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | type ByteArray = Vec<u8>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_ubyte`
[INFO] [stderr]   --> src/packets.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn read_ubyte(&mut self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_int`
[INFO] [stderr]   --> src/packets.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn read_int(&mut self) -> i32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_bool`
[INFO] [stderr]    --> src/packets.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn read_bool(&mut self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_varlong`
[INFO] [stderr]    --> src/packets.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 |     fn read_varlong(&mut self) -> i64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_byte`
[INFO] [stderr]    --> src/packets.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     fn write_byte(&mut self, byte: i8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_int`
[INFO] [stderr]    --> src/packets.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     fn write_int(&mut self, int: i32) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_bool`
[INFO] [stderr]    --> src/packets.rs:219:5
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn write_bool(&mut self, b: bool) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_short`
[INFO] [stderr]    --> src/packets.rs:227:5
[INFO] [stderr]     |
[INFO] [stderr] 227 |     fn write_short(&mut self, short: i16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_ushort`
[INFO] [stderr]    --> src/packets.rs:231:5
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn write_ushort(&mut self, ushort: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_varlong`
[INFO] [stderr]    --> src/packets.rs:249:5
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn write_varlong(&mut self, mut value: i64) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `C00Disconnect`
[INFO] [stderr]    --> src/packets.rs:295:1
[INFO] [stderr]     |
[INFO] [stderr] 295 | pub struct C00Disconnect {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `encode`
[INFO] [stderr]    --> src/packets.rs:300:5
[INFO] [stderr]     |
[INFO] [stderr] 300 |     pub fn encode(self) -> PacketEncoder {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `C01EcryptionRequest`
[INFO] [stderr]    --> src/packets.rs:307:1
[INFO] [stderr]     |
[INFO] [stderr] 307 | pub struct C01EcryptionRequest {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `encode`
[INFO] [stderr]    --> src/packets.rs:316:5
[INFO] [stderr]     |
[INFO] [stderr] 316 |     pub fn encode(mut self) -> PacketEncoder {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Vec3`
[INFO] [stderr]  --> src/utils.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Vec3 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/utils.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn new(x: i32, y: i32, z: i32) -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `World`
[INFO] [stderr]  --> src/world.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct World {}
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `load_world`
[INFO] [stderr]  --> src/world.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn load_world() {}
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `"docker" "inspect" "5f2999762ba1a390eb0bf1366e9674f63e11ad42e7778232b7711a9b29fd6b50"`
[INFO] running `"docker" "rm" "-f" "5f2999762ba1a390eb0bf1366e9674f63e11ad42e7778232b7711a9b29fd6b50"`
[INFO] [stdout] 5f2999762ba1a390eb0bf1366e9674f63e11ad42e7778232b7711a9b29fd6b50