[INFO] cloning repository https://github.com/rakrashba/radio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rakrashba/radio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frakrashba%2Fradio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frakrashba%2Fradio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be8f8b662468a8611145b817f4d69f0304e5dec0
[INFO] checking rakrashba/radio against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frakrashba%2Fradio" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rakrashba/radio
[INFO] finished tweaking git repo https://github.com/rakrashba/radio
[INFO] tweaked toml for git repo https://github.com/rakrashba/radio written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rakrashba/radio on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rakrashba/radio 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.14.0
[INFO] [stderr]   Downloaded webrtc-srtp v0.9.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.35
[INFO] [stderr]   Downloaded thiserror v1.0.35
[INFO] [stderr]   Downloaded webrtc v0.5.1
[INFO] [stderr]   Downloaded axum-core v0.3.0-rc.2
[INFO] [stderr]   Downloaded md-5 v0.10.4
[INFO] [stderr]   Downloaded stun v0.4.3
[INFO] [stderr]   Downloaded interceptor v0.8.0
[INFO] [stderr]   Downloaded asn1-rs v0.5.1
[INFO] [stderr]   Downloaded webrtc-dtls v0.6.0
[INFO] [stderr]   Downloaded axum v0.6.0-rc.2
[INFO] [stderr]   Downloaded turn v0.6.0
[INFO] [stderr]   Downloaded webrtc-ice v0.8.1
[INFO] [stderr]   Downloaded webrtc-mdns v0.5.0
[INFO] [stderr]   Downloaded webrtc-media v0.4.7
[INFO] [stderr]   Downloaded webrtc-sctp v0.6.1
[INFO] [stderr]   Downloaded rtcp v0.7.0
[INFO] [stderr]   Downloaded rtp v0.6.7
[INFO] [stderr]   Downloaded tokio v1.21.1
[INFO] [stderr]   Downloaded webrtc-util v0.6.0
[INFO] [stderr]   Downloaded matchit v0.6.0
[INFO] [stderr]   Downloaded axum-server v0.4.2
[INFO] [stderr]   Downloaded sdp v0.5.2
[INFO] [stderr]   Downloaded webrtc-data v0.5.0
[INFO] [stderr]   Downloaded der-parser v8.1.0
[INFO] [stderr]   Downloaded oid-registry v0.6.0
[INFO] [stderr]   Downloaded ecdsa v0.14.7
[INFO] [stderr]   Downloaded yasna v0.5.0
[INFO] [stderr]   Downloaded base64ct v1.5.2
[INFO] [stderr]   Downloaded signature v1.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d6731ecafe3ab6292a6b1c7c06745e50048a90c882d64050aca434ab3cee3c4
[INFO] running `Command { std: "docker" "start" "-a" "8d6731ecafe3ab6292a6b1c7c06745e50048a90c882d64050aca434ab3cee3c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d6731ecafe3ab6292a6b1c7c06745e50048a90c882d64050aca434ab3cee3c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d6731ecafe3ab6292a6b1c7c06745e50048a90c882d64050aca434ab3cee3c4", kill_on_drop: false }`
[INFO] [stdout] 8d6731ecafe3ab6292a6b1c7c06745e50048a90c882d64050aca434ab3cee3c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28b961793509090aa4f308fcb844a38a51739b750477bcabf865d2bafd27b903
[INFO] running `Command { std: "docker" "start" "-a" "28b961793509090aa4f308fcb844a38a51739b750477bcabf865d2bafd27b903", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]     Checking generic-array v0.14.6
[INFO] [stderr]    Compiling thiserror v1.0.35
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling tokio v1.21.1
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]     Checking memoffset v0.6.5
[INFO] [stderr]    Compiling webrtc-util v0.6.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking futures-io v0.3.24
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[INFO] [stderr]     Checking digest v0.10.5
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[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking pem-rfc7468 v0.6.0
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[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking num_cpus v1.13.1
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[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking nix v0.24.2
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking const-oid v0.9.0
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling serde v1.0.144
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[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]    Compiling strsim v0.10.0
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[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking indexmap v1.9.1
[INFO] [stderr]     Checking ff v0.12.0
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[INFO] [stderr]     Checking group v0.12.0
[INFO] [stderr]     Checking crc v3.0.0
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[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling oid-registry v0.4.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking signature v1.6.3
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking polyval v0.5.3
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[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking ghash v0.4.4
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking ctr v0.8.0
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[INFO] [stderr]     Checking aead v0.4.3
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[INFO] [stderr]     Checking md-5 v0.10.4
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]    Compiling oid-registry v0.6.0
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]     Checking waitgroup v0.1.2
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
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[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking aes-gcm v0.9.4
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking hdrhistogram v7.5.2
[INFO] [stderr]     Checking pem v1.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]    Compiling multer v2.0.3
[INFO] [stderr]     Checking block-modes v0.7.0
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking yasna v0.5.0
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking ccm v0.3.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking uuid v1.1.2
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]    Compiling anyhow v1.0.65
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking http-range-header v0.3.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking headers v0.3.8
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rustls-pemfile v1.0.1
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking matchit v0.6.0
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[INFO] [stderr]     Checking textwrap v0.15.1
[INFO] [stderr]     Checking clap v3.2.22
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling darling_core v0.14.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.35
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling displaydoc v0.2.3
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]    Compiling asn1-rs-impl v0.1.0
[INFO] [stderr]     Checking der v0.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]     Checking crypto-bigint v0.4.8
[INFO] [stderr]     Checking spki v0.6.0
[INFO] [stderr]    Compiling asn1-rs-derive v0.1.0
[INFO] [stderr]     Checking pkcs8 v0.9.0
[INFO] [stderr]     Checking asn1-rs v0.3.1
[INFO] [stderr]     Checking sec1 v0.3.0
[INFO] [stderr]     Checking rfc6979 v0.3.0
[INFO] [stderr]    Compiling asn1-rs-derive v0.4.0
[INFO] [stderr]     Checking elliptic-curve v0.12.3
[INFO] [stderr]    Compiling darling_macro v0.14.1
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]    Compiling darling v0.14.1
[INFO] [stderr]    Compiling derive_builder_core v0.11.2
[INFO] [stderr]     Checking ecdsa v0.14.7
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]     Checking asn1-rs v0.5.1
[INFO] [stderr]     Checking der-parser v7.0.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking x509-parser v0.13.2
[INFO] [stderr]    Compiling derive_builder_macro v0.11.2
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking der-parser v8.1.0
[INFO] [stderr]     Checking derive_builder v0.11.2
[INFO] [stderr]     Checking p384 v0.11.2
[INFO] [stderr]     Checking x25519-dalek v2.0.0-pre.1
[INFO] [stderr]     Checking p256 v0.11.1
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]     Checking sdp v0.5.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.15
[INFO] [stderr]     Checking rcgen v0.9.3
[INFO] [stderr]     Checking futures-executor v0.3.24
[INFO] [stderr]     Checking axum-core v0.3.0-rc.2
[INFO] [stderr]     Checking futures v0.3.24
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-tungstenite v0.17.2
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking rtp v0.6.7
[INFO] [stderr]     Checking rtcp v0.7.0
[INFO] [stderr]     Checking stun v0.4.3
[INFO] [stderr]     Checking webrtc-sctp v0.6.1
[INFO] [stderr]     Checking webrtc-mdns v0.5.0
[INFO] [stderr]     Checking turn v0.6.0
[INFO] [stderr]     Checking tower-http v0.3.4
[INFO] [stderr]     Checking webrtc-media v0.4.7
[INFO] [stderr]     Checking webrtc-srtp v0.9.0
[INFO] [stderr]     Checking interceptor v0.8.0
[INFO] [stderr]     Checking webrtc-data v0.5.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking webrtc-dtls v0.6.0
[INFO] [stderr]     Checking webrtc-ice v0.8.1
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking webrtc v0.5.1
[INFO] [stderr]     Checking axum v0.6.0-rc.2
[INFO] [stderr]     Checking axum-server v0.4.2
[INFO] [stderr]     Checking radio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]    --> src/main.rs:590:21
[INFO] [stdout]     |
[INFO] [stdout] 590 |                 let tx = tx.clone();
[INFO] [stdout]     |                     ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/main.rs:599:44
[INFO] [stdout]     |
[INFO] [stdout] 599 |     async fn add_track_to_listeners(&self, id: String, track: Arc<TrackLocalStaticRTP>) {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]    --> src/main.rs:603:21
[INFO] [stdout]     |
[INFO] [stdout] 603 |                 let tx = tx.clone();
[INFO] [stdout]     |                     ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]    --> src/main.rs:617:29
[INFO] [stdout]     |
[INFO] [stdout] 617 |                         let tx = tx.clone();
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]    --> src/main.rs:643:29
[INFO] [stdout]     |
[INFO] [stdout] 643 |                         let tx = tx.clone();
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]    --> src/main.rs:590:21
[INFO] [stdout]     |
[INFO] [stdout] 590 |                 let tx = tx.clone();
[INFO] [stdout]     |                     ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/main.rs:599:44
[INFO] [stdout]     |
[INFO] [stdout] 599 |     async fn add_track_to_listeners(&self, id: String, track: Arc<TrackLocalStaticRTP>) {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]    --> src/main.rs:603:21
[INFO] [stdout]     |
[INFO] [stdout] 603 |                 let tx = tx.clone();
[INFO] [stdout]     |                     ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]    --> src/main.rs:617:29
[INFO] [stdout]     |
[INFO] [stdout] 617 |                         let tx = tx.clone();
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]    --> src/main.rs:643:29
[INFO] [stdout]     |
[INFO] [stdout] 643 |                         let tx = tx.clone();
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max_speakers` is never read
[INFO] [stdout]    --> src/main.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 125 | struct AppState {
[INFO] [stdout]     |        -------- field in this struct
[INFO] [stdout] 126 |     max_speakers: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AppState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max_speakers` is never read
[INFO] [stdout]    --> src/main.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 125 | struct AppState {
[INFO] [stdout]     |        -------- field in this struct
[INFO] [stdout] 126 |     max_speakers: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AppState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "28b961793509090aa4f308fcb844a38a51739b750477bcabf865d2bafd27b903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28b961793509090aa4f308fcb844a38a51739b750477bcabf865d2bafd27b903", kill_on_drop: false }`
[INFO] [stdout] 28b961793509090aa4f308fcb844a38a51739b750477bcabf865d2bafd27b903
