[INFO] updating cached repository https://github.com/StackDoubleFlow/RustMcServer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/StackDoubleFlow/RustMcServer
[INFO] [stderr]    0d7ad0b..09fbd7b  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 09fbd7bc98ff323ee57abf556b2af63719fbaeb0
[INFO] checking StackDoubleFlow/RustMcServer against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStackDoubleFlow%2FRustMcServer" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StackDoubleFlow/RustMcServer on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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-11/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] 3cd16df229c5778dbdd6c03a2c2276d52a4c5f66f4ad2b0fbfb55447be05e0bc
[INFO] running `"docker" "start" "-a" "3cd16df229c5778dbdd6c03a2c2276d52a4c5f66f4ad2b0fbfb55447be05e0bc"`
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking getrandom v0.1.8
[INFO] [stderr]     Checking encoding_rs v0.8.20
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking backtrace v0.3.38
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking regex v1.3.1
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[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking flate2 v1.0.9
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking failure v0.1.5
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[INFO] [stderr]     Checking http v0.1.18
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[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.20
[INFO] [stderr]     Checking rustmcserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::world::World`
[INFO] [stderr]  --> src/network.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::world::World;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Result`
[INFO] [stderr]   --> src/network.rs:12:24
[INFO] [stderr]    |
[INFO] [stderr] 12 | use serde_json::{json, Result};
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MutexGuard`
[INFO] [stderr]   --> src/network.rs:15:29
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::sync::{Arc, Mutex, MutexGuard};
[INFO] [stderr]    |                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::world::World`
[INFO] [stderr]  --> src/utils.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::world::World;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::world::World`
[INFO] [stderr]  --> src/network.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::world::World;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Result`
[INFO] [stderr]   --> src/network.rs:12:24
[INFO] [stderr]    |
[INFO] [stderr] 12 | use serde_json::{json, Result};
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MutexGuard`
[INFO] [stderr]   --> src/network.rs:15:29
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::sync::{Arc, Mutex, MutexGuard};
[INFO] [stderr]    |                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::world::World`
[INFO] [stderr]  --> src/utils.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::world::World;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `decoded_res`
[INFO] [stderr]    --> src/network.rs:229:29
[INFO] [stderr]     |
[INFO] [stderr] 229 |                         let decoded_res : MojangHasJoinedResponse = serde_json::from_str(&mojang_res.text().unwrap()).unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_decoded_res`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `player`
[INFO] [stderr]   --> src/network.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     player: Option<Player>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PLAY`
[INFO] [stderr]  --> src/packets.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     PLAY,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Boolean`
[INFO] [stderr]   --> src/packets.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | type Boolean = bool;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Byte`
[INFO] [stderr]   --> src/packets.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | type Byte = i8;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UnsignedByte`
[INFO] [stderr]   --> src/packets.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | type UnsignedByte = u8;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Short`
[INFO] [stderr]   --> src/packets.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | type Short = i16;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Int`
[INFO] [stderr]   --> src/packets.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | type Int = i32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Float`
[INFO] [stderr]   --> src/packets.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | type Float = f32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Double`
[INFO] [stderr]   --> src/packets.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | type Double = f64;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Chat`
[INFO] [stderr]   --> src/packets.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | 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:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | 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:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | type VarLong = i32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UUID`
[INFO] [stderr]   --> src/packets.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | type UUID = u128;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_ubyte`
[INFO] [stderr]   --> src/packets.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn read_ubyte(&mut self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_int`
[INFO] [stderr]   --> src/packets.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn read_int(&mut self) -> i32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_bool`
[INFO] [stderr]    --> src/packets.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn read_bool(&mut self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_varlong`
[INFO] [stderr]    --> src/packets.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn read_varlong(&mut self) -> i64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_byte`
[INFO] [stderr]    --> src/packets.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     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:217:5
[INFO] [stderr]     |
[INFO] [stderr] 217 |     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:220:5
[INFO] [stderr]     |
[INFO] [stderr] 220 |     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:228:5
[INFO] [stderr]     |
[INFO] [stderr] 228 |     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:232:5
[INFO] [stderr]     |
[INFO] [stderr] 232 |     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:250:5
[INFO] [stderr]     |
[INFO] [stderr] 250 |     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:296:1
[INFO] [stderr]     |
[INFO] [stderr] 296 | pub struct C00Disconnect {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `encode`
[INFO] [stderr]    --> src/packets.rs:301:5
[INFO] [stderr]     |
[INFO] [stderr] 301 |     pub fn encode(self) -> PacketEncoder {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Vec3`
[INFO] [stderr]  --> src/utils.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Vec3 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/utils.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(x: i32, y: i32, z: i32) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `x`
[INFO] [stderr]   --> src/utils.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     x: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `y`
[INFO] [stderr]   --> src/utils.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     y: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `z`
[INFO] [stderr]   --> src/utils.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     z: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `pitch`
[INFO] [stderr]   --> src/utils.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pitch: i8,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `yaw`
[INFO] [stderr]   --> src/utils.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     yaw: i8,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/utils.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn new(x: i32, y: i32, z: i32, pitch: i8, yaw: i8) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ChatComponent`
[INFO] [stderr]   --> src/utils.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub struct ChatComponent {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/utils.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn new(text: String) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `build`
[INFO] [stderr]   --> src/utils.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn build() -> Option<Map<String, bool>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `World`
[INFO] [stderr]  --> src/world.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct World {}
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `load_world`
[INFO] [stderr]  --> src/world.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn load_world() -> World {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `load_player`
[INFO] [stderr]   --> src/world.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn load_player(&self, username: String) -> Player {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `decoded_res`
[INFO] [stderr]    --> src/network.rs:229:29
[INFO] [stderr]     |
[INFO] [stderr] 229 |                         let decoded_res : MojangHasJoinedResponse = serde_json::from_str(&mojang_res.text().unwrap()).unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_decoded_res`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `player`
[INFO] [stderr]   --> src/network.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     player: Option<Player>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PLAY`
[INFO] [stderr]  --> src/packets.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     PLAY,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Boolean`
[INFO] [stderr]   --> src/packets.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | type Boolean = bool;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Byte`
[INFO] [stderr]   --> src/packets.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | type Byte = i8;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UnsignedByte`
[INFO] [stderr]   --> src/packets.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | type UnsignedByte = u8;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Short`
[INFO] [stderr]   --> src/packets.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | type Short = i16;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Int`
[INFO] [stderr]   --> src/packets.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | type Int = i32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Float`
[INFO] [stderr]   --> src/packets.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | type Float = f32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Double`
[INFO] [stderr]   --> src/packets.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | type Double = f64;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Chat`
[INFO] [stderr]   --> src/packets.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | 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:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | 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:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | type VarLong = i32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UUID`
[INFO] [stderr]   --> src/packets.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | type UUID = u128;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_ubyte`
[INFO] [stderr]   --> src/packets.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn read_ubyte(&mut self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_int`
[INFO] [stderr]   --> src/packets.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn read_int(&mut self) -> i32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_bool`
[INFO] [stderr]    --> src/packets.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn read_bool(&mut self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_varlong`
[INFO] [stderr]    --> src/packets.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn read_varlong(&mut self) -> i64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_byte`
[INFO] [stderr]    --> src/packets.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     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:217:5
[INFO] [stderr]     |
[INFO] [stderr] 217 |     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:220:5
[INFO] [stderr]     |
[INFO] [stderr] 220 |     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:228:5
[INFO] [stderr]     |
[INFO] [stderr] 228 |     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:232:5
[INFO] [stderr]     |
[INFO] [stderr] 232 |     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:250:5
[INFO] [stderr]     |
[INFO] [stderr] 250 |     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:296:1
[INFO] [stderr]     |
[INFO] [stderr] 296 | pub struct C00Disconnect {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `encode`
[INFO] [stderr]    --> src/packets.rs:301:5
[INFO] [stderr]     |
[INFO] [stderr] 301 |     pub fn encode(self) -> PacketEncoder {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Vec3`
[INFO] [stderr]  --> src/utils.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Vec3 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/utils.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(x: i32, y: i32, z: i32) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `x`
[INFO] [stderr]   --> src/utils.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     x: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `y`
[INFO] [stderr]   --> src/utils.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     y: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `z`
[INFO] [stderr]   --> src/utils.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     z: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `pitch`
[INFO] [stderr]   --> src/utils.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pitch: i8,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `yaw`
[INFO] [stderr]   --> src/utils.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     yaw: i8,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/utils.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn new(x: i32, y: i32, z: i32, pitch: i8, yaw: i8) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ChatComponent`
[INFO] [stderr]   --> src/utils.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub struct ChatComponent {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/utils.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn new(text: String) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `build`
[INFO] [stderr]   --> src/utils.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn build() -> Option<Map<String, bool>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `World`
[INFO] [stderr]  --> src/world.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct World {}
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `load_world`
[INFO] [stderr]  --> src/world.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn load_world() -> World {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `load_player`
[INFO] [stderr]   --> src/world.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn load_player(&self, username: String) -> Player {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.53s
[INFO] running `"docker" "inspect" "3cd16df229c5778dbdd6c03a2c2276d52a4c5f66f4ad2b0fbfb55447be05e0bc"`
[INFO] running `"docker" "rm" "-f" "3cd16df229c5778dbdd6c03a2c2276d52a4c5f66f4ad2b0fbfb55447be05e0bc"`
[INFO] [stdout] 3cd16df229c5778dbdd6c03a2c2276d52a4c5f66f4ad2b0fbfb55447be05e0bc