[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] adc38e30bce3d0bcebbbd80ad10af1c4fc5e351f
[INFO] testing StackDoubleFlow/RustMcServer against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStackDoubleFlow%2FRustMcServer" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StackDoubleFlow/RustMcServer on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-7/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c2f337424be446d69bf8f6597becd281aac1058fd6711de67377e96bed6778fb
[INFO] running `"docker" "start" "-a" "c2f337424be446d69bf8f6597becd281aac1058fd6711de67377e96bed6778fb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling indexmap v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling getrandom v0.1.8
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling flate2 v1.0.9
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling tokio v0.2.6
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling pin-project v0.4.6
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling hyper v0.13.1
[INFO] [stderr]    Compiling hyper-tls v0.4.0
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling reqwest v0.10.0
[INFO] [stderr]    Compiling rustmcserver v0.1.0 (/opt/rustwide/workdir)
[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]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `client`
[INFO] [stderr]    --> src/network.rs:250:13
[INFO] [stderr]     |
[INFO] [stderr] 250 |         let client = self.get_client(client_id);
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/network.rs:249:65
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn on_mojang_has_joined_response(&mut self, client_id: u32, result: MojangHasJoinedResponse) {
[INFO] [stderr]     |                                                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ChatColor`
[INFO] [stderr]  --> src/chat.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum ChatColor {
[INFO] [stderr]   |          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ClickEventType`
[INFO] [stderr]   --> src/chat.rs:21:10
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub enum ClickEventType {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `HoverEventType`
[INFO] [stderr]   --> src/chat.rs:28:10
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum HoverEventType {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ChatComponent`
[INFO] [stderr]   --> src/chat.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct ChatComponent {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/chat.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn new(text: String) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `color_to_str`
[INFO] [stderr]   --> src/chat.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn color_to_str(cc: ChatColor) -> &'static str {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `MojangResult`
[INFO] [stderr]  --> src/mojang.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | type MojangResult<T> = std::result::Result<T, MojangError>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ConnectionError`
[INFO] [stderr]   --> src/mojang.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     ConnectionError,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `HasJoined`
[INFO] [stderr]   --> src/mojang.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     HasJoined,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `request_type`
[INFO] [stderr]   --> src/mojang.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     request_type: RequestType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `future`
[INFO] [stderr]   --> src/mojang.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     future: ReqwestFuture,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/mojang.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn new(client_id: u32, future: ReqwestFuture, request_type: RequestType) -> Pending<R> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `run`
[INFO] [stderr]   --> src/mojang.rs:61:14
[INFO] [stderr]    |
[INFO] [stderr] 61 |     async fn run(&mut self) {
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `req_client`
[INFO] [stderr]   --> src/mojang.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     req_client: reqwest::Client,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `send_has_joined`
[INFO] [stderr]   --> src/mojang.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn send_has_joined(&mut self, username: &String, client_id: u32) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `player`
[INFO] [stderr]   --> src/network.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     player: Option<Player>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[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: associated function is never used: `read_ubyte`
[INFO] [stderr]   --> src/packets.rs:91:8
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn read_ubyte(&mut self) -> u8 {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_int`
[INFO] [stderr]    --> src/packets.rs:115:8
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn read_int(&mut self) -> i32 {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_bool`
[INFO] [stderr]    --> src/packets.rs:123:8
[INFO] [stderr]     |
[INFO] [stderr] 123 |     fn read_bool(&mut self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_varlong`
[INFO] [stderr]    --> src/packets.rs:154:8
[INFO] [stderr]     |
[INFO] [stderr] 154 |     fn read_varlong(&mut self) -> i64 {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_byte`
[INFO] [stderr]    --> src/packets.rs:228:8
[INFO] [stderr]     |
[INFO] [stderr] 228 |     fn write_byte(&mut self, byte: i8) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_int`
[INFO] [stderr]    --> src/packets.rs:239:8
[INFO] [stderr]     |
[INFO] [stderr] 239 |     fn write_int(&mut self, int: i32) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_bool`
[INFO] [stderr]    --> src/packets.rs:242:8
[INFO] [stderr]     |
[INFO] [stderr] 242 |     fn write_bool(&mut self, b: bool) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_short`
[INFO] [stderr]    --> src/packets.rs:250:8
[INFO] [stderr]     |
[INFO] [stderr] 250 |     fn write_short(&mut self, short: i16) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_ushort`
[INFO] [stderr]    --> src/packets.rs:254:8
[INFO] [stderr]     |
[INFO] [stderr] 254 |     fn write_ushort(&mut self, ushort: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_varlong`
[INFO] [stderr]    --> src/packets.rs:272:8
[INFO] [stderr]     |
[INFO] [stderr] 272 |     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:318:12
[INFO] [stderr]     |
[INFO] [stderr] 318 | pub struct C00Disconnect {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encode`
[INFO] [stderr]    --> src/packets.rs:323:12
[INFO] [stderr]     |
[INFO] [stderr] 323 |     pub fn encode(self) -> PacketEncoder {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Vec3`
[INFO] [stderr]  --> src/utils.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Vec3 {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/utils.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(x: i32, y: i32, z: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `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 read: `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 read: `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 read: `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 read: `yaw`
[INFO] [stderr]   --> src/utils.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     yaw: i8,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/utils.rs:26:12
[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:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct ChatComponent {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/utils.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn new(text: String) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `build`
[INFO] [stderr]   --> src/utils.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn build() -> Option<Map<String, bool>> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mc_twos_comp`
[INFO] [stderr]   --> src/utils.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn mc_twos_comp(bytes: &mut Vec<u8>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mc_hex_digest`
[INFO] [stderr]   --> src/utils.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub fn mc_hex_digest(name: &str) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `World`
[INFO] [stderr]  --> src/world.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct World {}
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `load_world`
[INFO] [stderr]  --> src/world.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn load_world() -> World {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `load_player`
[INFO] [stderr]   --> src/world.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn load_player(&self, username: String) -> Player {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 59 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `"docker" "inspect" "c2f337424be446d69bf8f6597becd281aac1058fd6711de67377e96bed6778fb"`
[INFO] running `"docker" "rm" "-f" "c2f337424be446d69bf8f6597becd281aac1058fd6711de67377e96bed6778fb"`
[INFO] [stdout] c2f337424be446d69bf8f6597becd281aac1058fd6711de67377e96bed6778fb
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 718cde46724c277fe2df9fdfedb9c7992cc932a273527eef4bd1b339149b1977
[INFO] running `"docker" "start" "-a" "718cde46724c277fe2df9fdfedb9c7992cc932a273527eef4bd1b339149b1977"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rustmcserver v0.1.0 (/opt/rustwide/workdir)
[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]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `client`
[INFO] [stderr]    --> src/network.rs:250:13
[INFO] [stderr]     |
[INFO] [stderr] 250 |         let client = self.get_client(client_id);
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/network.rs:249:65
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn on_mojang_has_joined_response(&mut self, client_id: u32, result: MojangHasJoinedResponse) {
[INFO] [stderr]     |                                                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ChatColor`
[INFO] [stderr]  --> src/chat.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum ChatColor {
[INFO] [stderr]   |          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ClickEventType`
[INFO] [stderr]   --> src/chat.rs:21:10
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub enum ClickEventType {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `HoverEventType`
[INFO] [stderr]   --> src/chat.rs:28:10
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum HoverEventType {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ChatComponent`
[INFO] [stderr]   --> src/chat.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct ChatComponent {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/chat.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn new(text: String) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `color_to_str`
[INFO] [stderr]   --> src/chat.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn color_to_str(cc: ChatColor) -> &'static str {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `MojangResult`
[INFO] [stderr]  --> src/mojang.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | type MojangResult<T> = std::result::Result<T, MojangError>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ConnectionError`
[INFO] [stderr]   --> src/mojang.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     ConnectionError,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `HasJoined`
[INFO] [stderr]   --> src/mojang.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     HasJoined,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `request_type`
[INFO] [stderr]   --> src/mojang.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     request_type: RequestType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `future`
[INFO] [stderr]   --> src/mojang.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     future: ReqwestFuture,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/mojang.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn new(client_id: u32, future: ReqwestFuture, request_type: RequestType) -> Pending<R> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `run`
[INFO] [stderr]   --> src/mojang.rs:61:14
[INFO] [stderr]    |
[INFO] [stderr] 61 |     async fn run(&mut self) {
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `req_client`
[INFO] [stderr]   --> src/mojang.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     req_client: reqwest::Client,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `send_has_joined`
[INFO] [stderr]   --> src/mojang.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn send_has_joined(&mut self, username: &String, client_id: u32) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `player`
[INFO] [stderr]   --> src/network.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     player: Option<Player>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[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: associated function is never used: `read_ubyte`
[INFO] [stderr]   --> src/packets.rs:91:8
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn read_ubyte(&mut self) -> u8 {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_int`
[INFO] [stderr]    --> src/packets.rs:115:8
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn read_int(&mut self) -> i32 {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_bool`
[INFO] [stderr]    --> src/packets.rs:123:8
[INFO] [stderr]     |
[INFO] [stderr] 123 |     fn read_bool(&mut self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_varlong`
[INFO] [stderr]    --> src/packets.rs:154:8
[INFO] [stderr]     |
[INFO] [stderr] 154 |     fn read_varlong(&mut self) -> i64 {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_byte`
[INFO] [stderr]    --> src/packets.rs:228:8
[INFO] [stderr]     |
[INFO] [stderr] 228 |     fn write_byte(&mut self, byte: i8) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_int`
[INFO] [stderr]    --> src/packets.rs:239:8
[INFO] [stderr]     |
[INFO] [stderr] 239 |     fn write_int(&mut self, int: i32) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_bool`
[INFO] [stderr]    --> src/packets.rs:242:8
[INFO] [stderr]     |
[INFO] [stderr] 242 |     fn write_bool(&mut self, b: bool) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_short`
[INFO] [stderr]    --> src/packets.rs:250:8
[INFO] [stderr]     |
[INFO] [stderr] 250 |     fn write_short(&mut self, short: i16) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_ushort`
[INFO] [stderr]    --> src/packets.rs:254:8
[INFO] [stderr]     |
[INFO] [stderr] 254 |     fn write_ushort(&mut self, ushort: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_varlong`
[INFO] [stderr]    --> src/packets.rs:272:8
[INFO] [stderr]     |
[INFO] [stderr] 272 |     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:318:12
[INFO] [stderr]     |
[INFO] [stderr] 318 | pub struct C00Disconnect {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encode`
[INFO] [stderr]    --> src/packets.rs:323:12
[INFO] [stderr]     |
[INFO] [stderr] 323 |     pub fn encode(self) -> PacketEncoder {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Vec3`
[INFO] [stderr]  --> src/utils.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Vec3 {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/utils.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(x: i32, y: i32, z: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `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 read: `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 read: `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 read: `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 read: `yaw`
[INFO] [stderr]   --> src/utils.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     yaw: i8,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/utils.rs:26:12
[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:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct ChatComponent {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/utils.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn new(text: String) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `build`
[INFO] [stderr]   --> src/utils.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn build() -> Option<Map<String, bool>> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mc_twos_comp`
[INFO] [stderr]   --> src/utils.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn mc_twos_comp(bytes: &mut Vec<u8>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mc_hex_digest`
[INFO] [stderr]   --> src/utils.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub fn mc_hex_digest(name: &str) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `World`
[INFO] [stderr]  --> src/world.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct World {}
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `load_world`
[INFO] [stderr]  --> src/world.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn load_world() -> World {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `load_player`
[INFO] [stderr]   --> src/world.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn load_player(&self, username: String) -> Player {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 59 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "718cde46724c277fe2df9fdfedb9c7992cc932a273527eef4bd1b339149b1977"`
[INFO] running `"docker" "rm" "-f" "718cde46724c277fe2df9fdfedb9c7992cc932a273527eef4bd1b339149b1977"`
[INFO] [stdout] 718cde46724c277fe2df9fdfedb9c7992cc932a273527eef4bd1b339149b1977
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 686aff1fa90fb50632c43046fc9a0897224e9b8fb8c3eab83bc22c58ed426c2e
[INFO] running `"docker" "start" "-a" "686aff1fa90fb50632c43046fc9a0897224e9b8fb8c3eab83bc22c58ed426c2e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `client`
[INFO] [stderr]    --> src/network.rs:250:13
[INFO] [stderr]     |
[INFO] [stderr] 250 |         let client = self.get_client(client_id);
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/network.rs:249:65
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn on_mojang_has_joined_response(&mut self, client_id: u32, result: MojangHasJoinedResponse) {
[INFO] [stderr]     |                                                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ChatColor`
[INFO] [stderr]  --> src/chat.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum ChatColor {
[INFO] [stderr]   |          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ClickEventType`
[INFO] [stderr]   --> src/chat.rs:21:10
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub enum ClickEventType {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `HoverEventType`
[INFO] [stderr]   --> src/chat.rs:28:10
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum HoverEventType {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ChatComponent`
[INFO] [stderr]   --> src/chat.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct ChatComponent {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/chat.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn new(text: String) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `color_to_str`
[INFO] [stderr]   --> src/chat.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn color_to_str(cc: ChatColor) -> &'static str {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `MojangResult`
[INFO] [stderr]  --> src/mojang.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | type MojangResult<T> = std::result::Result<T, MojangError>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ConnectionError`
[INFO] [stderr]   --> src/mojang.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     ConnectionError,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `HasJoined`
[INFO] [stderr]   --> src/mojang.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     HasJoined,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `request_type`
[INFO] [stderr]   --> src/mojang.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     request_type: RequestType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `future`
[INFO] [stderr]   --> src/mojang.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     future: ReqwestFuture,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/mojang.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn new(client_id: u32, future: ReqwestFuture, request_type: RequestType) -> Pending<R> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `run`
[INFO] [stderr]   --> src/mojang.rs:61:14
[INFO] [stderr]    |
[INFO] [stderr] 61 |     async fn run(&mut self) {
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `req_client`
[INFO] [stderr]   --> src/mojang.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     req_client: reqwest::Client,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `send_has_joined`
[INFO] [stderr]   --> src/mojang.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn send_has_joined(&mut self, username: &String, client_id: u32) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `player`
[INFO] [stderr]   --> src/network.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     player: Option<Player>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[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: associated function is never used: `read_ubyte`
[INFO] [stderr]   --> src/packets.rs:91:8
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn read_ubyte(&mut self) -> u8 {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_int`
[INFO] [stderr]    --> src/packets.rs:115:8
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn read_int(&mut self) -> i32 {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_bool`
[INFO] [stderr]    --> src/packets.rs:123:8
[INFO] [stderr]     |
[INFO] [stderr] 123 |     fn read_bool(&mut self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_varlong`
[INFO] [stderr]    --> src/packets.rs:154:8
[INFO] [stderr]     |
[INFO] [stderr] 154 |     fn read_varlong(&mut self) -> i64 {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_byte`
[INFO] [stderr]    --> src/packets.rs:228:8
[INFO] [stderr]     |
[INFO] [stderr] 228 |     fn write_byte(&mut self, byte: i8) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_int`
[INFO] [stderr]    --> src/packets.rs:239:8
[INFO] [stderr]     |
[INFO] [stderr] 239 |     fn write_int(&mut self, int: i32) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_bool`
[INFO] [stderr]    --> src/packets.rs:242:8
[INFO] [stderr]     |
[INFO] [stderr] 242 |     fn write_bool(&mut self, b: bool) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_short`
[INFO] [stderr]    --> src/packets.rs:250:8
[INFO] [stderr]     |
[INFO] [stderr] 250 |     fn write_short(&mut self, short: i16) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_ushort`
[INFO] [stderr]    --> src/packets.rs:254:8
[INFO] [stderr]     |
[INFO] [stderr] 254 |     fn write_ushort(&mut self, ushort: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_varlong`
[INFO] [stderr]    --> src/packets.rs:272:8
[INFO] [stderr]     |
[INFO] [stderr] 272 |     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:318:12
[INFO] [stderr]     |
[INFO] [stderr] 318 | pub struct C00Disconnect {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encode`
[INFO] [stderr]    --> src/packets.rs:323:12
[INFO] [stderr]     |
[INFO] [stderr] 323 |     pub fn encode(self) -> PacketEncoder {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Vec3`
[INFO] [stderr]  --> src/utils.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Vec3 {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/utils.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(x: i32, y: i32, z: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `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 read: `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 read: `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 read: `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 read: `yaw`
[INFO] [stderr]   --> src/utils.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     yaw: i8,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/utils.rs:26:12
[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:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct ChatComponent {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/utils.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn new(text: String) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `build`
[INFO] [stderr]   --> src/utils.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn build() -> Option<Map<String, bool>> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mc_twos_comp`
[INFO] [stderr]   --> src/utils.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn mc_twos_comp(bytes: &mut Vec<u8>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mc_hex_digest`
[INFO] [stderr]   --> src/utils.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub fn mc_hex_digest(name: &str) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `World`
[INFO] [stderr]  --> src/world.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct World {}
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `load_world`
[INFO] [stderr]  --> src/world.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn load_world() -> World {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `load_player`
[INFO] [stderr]   --> src/world.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn load_player(&self, username: String) -> Player {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 59 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustmcserver-c95318df99f11093
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "686aff1fa90fb50632c43046fc9a0897224e9b8fb8c3eab83bc22c58ed426c2e"`
[INFO] running `"docker" "rm" "-f" "686aff1fa90fb50632c43046fc9a0897224e9b8fb8c3eab83bc22c58ed426c2e"`
[INFO] [stdout] 686aff1fa90fb50632c43046fc9a0897224e9b8fb8c3eab83bc22c58ed426c2e