[INFO] cloning repository https://github.com/Aidan-Chelig/craps
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aidan-Chelig/craps" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAidan-Chelig%2Fcraps", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAidan-Chelig%2Fcraps'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0d20ebf91476d7a0ca2dc2b6975de61882add20
[INFO] checking Aidan-Chelig/craps against f10db292a3733b5c67c8da8c7661195ff4b05774 for pr-158914
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAidan-Chelig%2Fcraps" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Aidan-Chelig/craps
[INFO] finished tweaking git repo https://github.com/Aidan-Chelig/craps
[INFO] tweaked toml for git repo https://github.com/Aidan-Chelig/craps written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Aidan-Chelig/craps on toolchain f10db292a3733b5c67c8da8c7661195ff4b05774
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f10db292a3733b5c67c8da8c7661195ff4b05774" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Aidan-Chelig/craps 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" "+f10db292a3733b5c67c8da8c7661195ff4b05774" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: dependencies.tracing-subscriber.feature
[INFO] [stderr] warning: `craps` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.70
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.76
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.76
[INFO] [stderr]   Downloaded opentelemetry-prometheus v0.9.0
[INFO] [stderr]   Downloaded matchers v0.0.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.76
[INFO] [stderr]   Downloaded tokio-macros v1.3.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.28
[INFO] [stderr]   Downloaded http-body v0.4.3
[INFO] [stderr]   Downloaded ordered-float v1.1.1
[INFO] [stderr]   Downloaded integer-encoding v1.1.7
[INFO] [stderr]   Downloaded mime_guess v2.0.3
[INFO] [stderr]   Downloaded tracing-serde v0.1.2
[INFO] [stderr]   Downloaded slab v0.4.4
[INFO] [stderr]   Downloaded futures-task v0.3.17
[INFO] [stderr]   Downloaded futures-macro v0.3.17
[INFO] [stderr]   Downloaded futures-io v0.3.17
[INFO] [stderr]   Downloaded futures-core v0.3.17
[INFO] [stderr]   Downloaded tower-layer v0.3.1
[INFO] [stderr]   Downloaded signature v1.3.1
[INFO] [stderr]   Downloaded httpdate v1.0.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.76
[INFO] [stderr]   Downloaded futures-executor v0.3.17
[INFO] [stderr]   Downloaded futures-sink v0.3.17
[INFO] [stderr]   Downloaded futures-channel v0.3.17
[INFO] [stderr]   Downloaded thiserror v1.0.28
[INFO] [stderr]   Downloaded tracing-attributes v0.1.15
[INFO] [stderr]   Downloaded ecdsa v0.12.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.29
[INFO] [stderr]   Downloaded thrift v0.13.0
[INFO] [stderr]   Downloaded async-trait v0.1.51
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.8.0
[INFO] [stderr]   Downloaded tokio-stream v0.1.7
[INFO] [stderr]   Downloaded futures v0.3.17
[INFO] [stderr]   Downloaded elliptic-curve v0.10.6
[INFO] [stderr]   Downloaded crypto-bigint v0.2.4
[INFO] [stderr]   Downloaded unicode-bidi v0.3.6
[INFO] [stderr]   Downloaded tracing-core v0.1.19
[INFO] [stderr]   Downloaded sharded-slab v0.1.3
[INFO] [stderr]   Downloaded js-sys v0.3.53
[INFO] [stderr]   Downloaded tower-http v0.1.1
[INFO] [stderr]   Downloaded prometheus v0.12.0
[INFO] [stderr]   Downloaded headers v0.3.4
[INFO] [stderr]   Downloaded serde v1.0.130
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.15.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.20
[INFO] [stderr]   Downloaded tower v0.4.8
[INFO] [stderr]   Downloaded tracy-client-sys v0.16.0
[INFO] [stderr]   Downloaded serde_json v1.0.67
[INFO] [stderr]   Downloaded opentelemetry v0.16.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.76
[INFO] [stderr]   Downloaded futures-util v0.3.17
[INFO] [stderr]   Downloaded opentelemetry-jaeger v0.15.0
[INFO] [stderr]   Downloaded protobuf v2.25.1
[INFO] [stderr]   Downloaded hyper v0.14.12
[INFO] [stderr]   Downloaded syn v1.0.75
[INFO] [stderr]   Downloaded libc v0.2.101
[INFO] [stderr]   Downloaded tokio v1.10.1
[INFO] [stderr]   Downloaded pub-sub v2.0.0
[INFO] [stderr]   Downloaded tracy-client v0.12.4
[INFO] [stderr]   Downloaded axum v0.2.3
[INFO] [stderr]   Downloaded tracing-tracy v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6cdcd3408edbee43b98796d2ff4e4c2627b1f622eea263a9227c4b3ca7d895e2
[INFO] running `Command { std: "docker" "start" "6cdcd3408edbee43b98796d2ff4e4c2627b1f622eea263a9227c4b3ca7d895e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cdcd3408edbee43b98796d2ff4e4c2627b1f622eea263a9227c4b3ca7d895e2", 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" "6cdcd3408edbee43b98796d2ff4e4c2627b1f622eea263a9227c4b3ca7d895e2" "/opt/rustwide/cargo-home/bin/cargo" "+f10db292a3733b5c67c8da8c7661195ff4b05774" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cdcd3408edbee43b98796d2ff4e4c2627b1f622eea263a9227c4b3ca7d895e2", 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" "6cdcd3408edbee43b98796d2ff4e4c2627b1f622eea263a9227c4b3ca7d895e2" "/opt/rustwide/cargo-home/bin/cargo" "+f10db292a3733b5c67c8da8c7661195ff4b05774" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: dependencies.tracing-subscriber.feature
[INFO] [stderr] warning: `craps` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling tokio v1.10.1
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
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[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling protobuf v2.25.1
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking thread_local v1.1.3
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[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling prometheus v0.12.0
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling tracy-client-sys v0.16.0
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking crypto-bigint v0.2.4
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking integer-encoding v1.1.7
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking thrift v0.13.0
[INFO] [stderr]     Checking sync_wrapper v0.1.1
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking headers v0.3.4
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking elliptic-curve v0.10.6
[INFO] [stderr]     Checking pub-sub v2.0.0
[INFO] [stderr]     Checking ecdsa v0.12.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.28
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]     Checking tracy-client v0.12.4
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking thiserror v1.0.28
[INFO] [stderr]     Checking tungstenite v0.14.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.20
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tracing-tracy v0.7.0
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking tokio-stream v0.1.7
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking hyper v0.14.12
[INFO] [stderr]     Checking tokio-tungstenite v0.15.0
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking tower v0.4.8
[INFO] [stderr]     Checking tower-http v0.1.1
[INFO] [stderr]     Checking opentelemetry v0.16.0
[INFO] [stderr]     Checking axum v0.2.3
[INFO] [stderr]     Checking opentelemetry-semantic-conventions v0.8.0
[INFO] [stderr]     Checking opentelemetry-prometheus v0.9.0
[INFO] [stderr]     Checking tracing-opentelemetry v0.15.0
[INFO] [stderr]     Checking opentelemetry-jaeger v0.15.0
[INFO] [stderr]     Checking craps v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `pin`, `runtime`, and `select`
[INFO] [stdout]  --> src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::{pin, runtime, select};
[INFO] [stdout]   |             ^^^  ^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Counter`, `Encoder`, `Opts`, and `TextEncoder`
[INFO] [stdout]  --> src/main.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | use prometheus::{Opts, Counter, TextEncoder, Encoder, Gauge, IntGauge, register_int_gauge, register_gauge};
[INFO] [stdout]   |                  ^^^^  ^^^^^^^  ^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]   --> src/main.rs:11:47
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::{span, Level, instrument, event, error};
[INFO] [stdout]    |                                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Level` and `span`
[INFO] [stdout]  --> src/game/game.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tracing::{span, Level, instrument, event};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/game/game.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, and `unbounded`
[INFO] [stdout]  --> src/game/user.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crossbeam_channel::{unbounded, Receiver, Sender};
[INFO] [stdout]   |                         ^^^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `pin`, `runtime`, and `select`
[INFO] [stdout]  --> src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::{pin, runtime, select};
[INFO] [stdout]   |             ^^^  ^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Counter`, `Encoder`, `Opts`, and `TextEncoder`
[INFO] [stdout]  --> src/main.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | use prometheus::{Opts, Counter, TextEncoder, Encoder, Gauge, IntGauge, register_int_gauge, register_gauge};
[INFO] [stdout]   |                  ^^^^  ^^^^^^^  ^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]   --> src/main.rs:11:47
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::{span, Level, instrument, event, error};
[INFO] [stdout]    |                                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Level` and `span`
[INFO] [stdout]  --> src/game/game.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tracing::{span, Level, instrument, event};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/game/game.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, and `unbounded`
[INFO] [stdout]  --> src/game/user.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crossbeam_channel::{unbounded, Receiver, Sender};
[INFO] [stdout]   |                         ^^^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let mut user: User;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let mut rx = state.tx.clone();
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:141:24
[INFO] [stdout]     |
[INFO] [stdout] 141 | async fn handle_socket(mut socket: WebSocket, state: Arc<GameState>) {
[INFO] [stdout]     |                        ----^^^^^^
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let mut user: User;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let mut rx = state.tx.clone();
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:141:24
[INFO] [stdout]     |
[INFO] [stdout] 141 | async fn handle_socket(mut socket: WebSocket, state: Arc<GameState>) {
[INFO] [stdout]     |                        ----^^^^^^
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exporter`
[INFO] [stdout]   --> src/main.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let exporter = setup_tracing().await;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exporter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `counter`
[INFO] [stdout]   --> src/main.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     let counter = meter
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]    --> src/main.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let mut rx = state.tx.clone();
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> src/game/game.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | type Result<T> = std::result::Result<T, Box<dyn std::error::Error + Send + Sync>>;
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `started`, `users`, and `channel` are never read
[INFO] [stdout]   --> src/game/game.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Game {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 15 |     started: Instant,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 16 |     users: Mutex<HashMap<Uuid, super::user::User>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     // the receiver we give to every user upon creation
[INFO] [stdout] 18 |     channel: (Sender<String>, Receiver<String>),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Game` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `game` is never read
[INFO] [stdout]   --> src/game/game.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct GameState {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 38 |     game: Arc<Mutex<Game>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `uuid`, `nick`, and `hb` are never read
[INFO] [stdout]   --> src/game/user.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct User {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout]  7 |     //wallet_address: VerifyingKey,
[INFO] [stdout]  8 |     pub uuid: Uuid,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]  9 |     pub nick: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 10 |     hb: Instant,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `handle_socket` is never used
[INFO] [stdout]   --> src/game/user.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl User {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub async fn handle_socket() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CrapsMessage` is never constructed
[INFO] [stdout]  --> src/game/craps_messages.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct CrapsMessage {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exporter`
[INFO] [stdout]   --> src/main.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let exporter = setup_tracing().await;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exporter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `counter`
[INFO] [stdout]   --> src/main.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     let counter = meter
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]    --> src/main.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let mut rx = state.tx.clone();
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> src/game/game.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | type Result<T> = std::result::Result<T, Box<dyn std::error::Error + Send + Sync>>;
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `started`, `users`, and `channel` are never read
[INFO] [stdout]   --> src/game/game.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Game {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 15 |     started: Instant,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 16 |     users: Mutex<HashMap<Uuid, super::user::User>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     // the receiver we give to every user upon creation
[INFO] [stdout] 18 |     channel: (Sender<String>, Receiver<String>),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Game` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `game` is never read
[INFO] [stdout]   --> src/game/game.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct GameState {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 38 |     game: Arc<Mutex<Game>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `uuid`, `nick`, and `hb` are never read
[INFO] [stdout]   --> src/game/user.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct User {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout]  7 |     //wallet_address: VerifyingKey,
[INFO] [stdout]  8 |     pub uuid: Uuid,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]  9 |     pub nick: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 10 |     hb: Instant,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `handle_socket` is never used
[INFO] [stdout]   --> src/game/user.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl User {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub async fn handle_socket() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CrapsMessage` is never constructed
[INFO] [stdout]  --> src/game/craps_messages.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct CrapsMessage {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.70s
[INFO] running `Command { std: "docker" "inspect" "6cdcd3408edbee43b98796d2ff4e4c2627b1f622eea263a9227c4b3ca7d895e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cdcd3408edbee43b98796d2ff4e4c2627b1f622eea263a9227c4b3ca7d895e2", kill_on_drop: false }`
[INFO] [stdout] 6cdcd3408edbee43b98796d2ff4e4c2627b1f622eea263a9227c4b3ca7d895e2
