[INFO] cloning repository https://github.com/cherubdown/mmo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cherubdown/mmo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcherubdown%2Fmmo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcherubdown%2Fmmo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e252be6ff508300b3e429cb68d1815d9f6e4dba
[INFO] checking cherubdown/mmo against try#b152f5575a2ac7126ae0019e4e679abe9399213e for pr-157841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcherubdown%2Fmmo" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cherubdown/mmo
[INFO] finished tweaking git repo https://github.com/cherubdown/mmo
[INFO] tweaked toml for git repo https://github.com/cherubdown/mmo written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cherubdown/mmo on toolchain b152f5575a2ac7126ae0019e4e679abe9399213e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cherubdown/mmo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e767bfe12a1e2124a087c982de2ff7df69bc59fe0189f2815201a9ab2d660822
[INFO] running `Command { std: "docker" "start" "e767bfe12a1e2124a087c982de2ff7df69bc59fe0189f2815201a9ab2d660822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e767bfe12a1e2124a087c982de2ff7df69bc59fe0189f2815201a9ab2d660822" "/opt/rustwide/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e767bfe12a1e2124a087c982de2ff7df69bc59fe0189f2815201a9ab2d660822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e767bfe12a1e2124a087c982de2ff7df69bc59fe0189f2815201a9ab2d660822" "/opt/rustwide/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> src/db/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Health`
[INFO] [stdout]  --> src/db/mod.rs:3:37
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::models::player::{Player, Health};
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::models::common::Position`
[INFO] [stdout]  --> src/db/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::models::common::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> src/db/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/network/tcp_server.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Health`
[INFO] [stdout]  --> src/db/mod.rs:3:37
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::models::player::{Player, Health};
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::models::common::Position`
[INFO] [stdout]  --> src/db/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::models::common::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/network/udp_server.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `S2CMessage`
[INFO] [stdout]  --> src/network/udp_server.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::network::messages::{C2SMessage, S2CMessage};
[INFO] [stdout]   |                                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/server/combat.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::RwLock`
[INFO] [stdout]  --> src/server/combat.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/server/trading.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::RwLock`
[INFO] [stdout]  --> src/server/trading.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C2SMessage`
[INFO] [stdout]   --> src/server/mod.rs:12:44
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::network::messages::{S2CMessage, C2SMessage};
[INFO] [stdout]    |                                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/network/tcp_server.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/network/udp_server.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `S2CMessage`
[INFO] [stdout]  --> src/network/udp_server.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::network::messages::{C2SMessage, S2CMessage};
[INFO] [stdout]   |                                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/server/combat.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::RwLock`
[INFO] [stdout]  --> src/server/combat.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/server/trading.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::RwLock`
[INFO] [stdout]  --> src/server/trading.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `C2SMessage`
[INFO] [stdout]   --> src/server/mod.rs:12:44
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::network::messages::{S2CMessage, C2SMessage};
[INFO] [stdout]    |                                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/network/tcp_server.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let (mut socket, addr) = match listener.accept().await {
[INFO] [stdout]    |              ----^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/network/tcp_server.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let (mut socket, addr) = match listener.accept().await {
[INFO] [stdout]    |              ----^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `username`
[INFO] [stdout]   --> src/db/mod.rs:22:36
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub async fn get_player(&self, username: &str) -> Result<Option<Player>, sqlx::Error> {
[INFO] [stdout]    |                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]   --> src/db/mod.rs:28:37
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub async fn save_player(&self, player: &Player) -> Result<(), sqlx::Error> {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `username`
[INFO] [stdout]   --> src/db/mod.rs:22:36
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub async fn get_player(&self, username: &str) -> Result<Option<Player>, sqlx::Error> {
[INFO] [stdout]    |                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]   --> src/db/mod.rs:28:37
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub async fn save_player(&self, player: &Player) -> Result<(), sqlx::Error> {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Database` is never constructed
[INFO] [stdout]  --> src/db/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Database {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_player`, and `save_player` are never used
[INFO] [stdout]   --> src/db/mod.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Database {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 13 |     pub async fn new() -> Result<Self, sqlx::Error> {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub async fn get_player(&self, username: &str) -> Result<Option<Player>, sqlx::Error> {
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub async fn save_player(&self, player: &Player) -> Result<(), sqlx::Error> {
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `item_definitions` is never read
[INFO] [stdout]   --> src/server/mod.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct GameState {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub item_definitions: HashMap<String, Item>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `broadcast` and `send_to` are never used
[INFO] [stdout]   --> src/server/mod.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl GameState {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub async fn broadcast(&self, message: S2CMessage) {
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub async fn send_to(&self, player_id: &Uuid, message: S2CMessage) {
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Database` is never constructed
[INFO] [stdout]  --> src/db/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Database {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_player`, and `save_player` are never used
[INFO] [stdout]   --> src/db/mod.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Database {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 13 |     pub async fn new() -> Result<Self, sqlx::Error> {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub async fn get_player(&self, username: &str) -> Result<Option<Player>, sqlx::Error> {
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub async fn save_player(&self, player: &Player) -> Result<(), sqlx::Error> {
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `item_definitions` is never read
[INFO] [stdout]   --> src/server/mod.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct GameState {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub item_definitions: HashMap<String, Item>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `broadcast` and `send_to` are never used
[INFO] [stdout]   --> src/server/mod.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl GameState {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub async fn broadcast(&self, message: S2CMessage) {
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub async fn send_to(&self, player_id: &Uuid, message: S2CMessage) {
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: sqlx-postgres v0.7.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "e767bfe12a1e2124a087c982de2ff7df69bc59fe0189f2815201a9ab2d660822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e767bfe12a1e2124a087c982de2ff7df69bc59fe0189f2815201a9ab2d660822", kill_on_drop: false }`
[INFO] [stdout] e767bfe12a1e2124a087c982de2ff7df69bc59fe0189f2815201a9ab2d660822
