[INFO] fetching crate music-player-audio 0.1.6...
[INFO] checking music-player-audio-0.1.6 against 1.95.0 for pr-155915
[INFO] extracting crate music-player-audio 0.1.6 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate music-player-audio 0.1.6
[INFO] finished tweaking crates.io crate music-player-audio 0.1.6
[INFO] tweaked toml for crates.io crate music-player-audio 0.1.6 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate music-player-audio 0.1.6 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate music-player-audio 0.1.6 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "46738e698cbd3e5d01b224cc4d5dc8c1bd7e84484fd1b63e5b9a9278858bdfc2", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "eff5ed84d6eeda7d09d7f43faab1c41241e058538a9364d0a60a4f902ef1ca95", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `ConfigBuilderExt`
[INFO] [stdout]  --> src/fetch/client.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use hyper_rustls::{ConfigBuilderExt, HttpsConnector};
[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: `ConfigBuilderExt`
[INFO] [stdout]  --> src/fetch/client.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use hyper_rustls::{ConfigBuilderExt, HttpsConnector};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NoCertificateVerification` is never constructed
[INFO] [stdout]   --> src/fetch/client.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct NoCertificateVerification {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NoCertificateVerification` is never constructed
[INFO] [stdout]   --> src/fetch/client.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct NoCertificateVerification {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ConfigBuilderExt`
[INFO] [stdout]  --> src/fetch/client.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use hyper_rustls::{ConfigBuilderExt, HttpsConnector};
[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: `ConfigBuilderExt`
[INFO] [stdout]  --> src/fetch/client.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use hyper_rustls::{ConfigBuilderExt, HttpsConnector};
[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 variable: `channels`
[INFO] [stdout]   --> src/main.rs:53:59
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 if let Some((ref packet_position, packet, channels, sample_rate)) = result {
[INFO] [stdout]    |                                                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_channels`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sample_rate`
[INFO] [stdout]   --> src/main.rs:53:69
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 if let Some((ref packet_position, packet, channels, sample_rate)) = result {
[INFO] [stdout]    |                                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `SAMPLE_RATE`
[INFO] [stdout]    |
[INFO] [stdout] 53 -                 if let Some((ref packet_position, packet, channels, sample_rate)) = result {
[INFO] [stdout] 53 +                 if let Some((ref packet_position, packet, channels, decoder::symphonia_decoder::SAMPLE_RATE)) = result {
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 if let Some((ref packet_position, packet, channels, _sample_rate)) = result {
[INFO] [stdout]    |                                                                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `samples`
[INFO] [stdout]   --> src/main.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         Ok(samples) => {
[INFO] [stdout]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_samples`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `seek_ts` is never read
[INFO] [stdout]   --> src/decoder/symphonia_decoder.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct PlayTrackOptions {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 24 |     track_id: u32,
[INFO] [stdout] 25 |     seek_ts: u64,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlayTrackOptions` has a derived impl for the trait `Clone`, 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: struct `NoCertificateVerification` is never constructed
[INFO] [stdout]   --> src/fetch/client.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct NoCertificateVerification {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `channels`
[INFO] [stdout]   --> src/main.rs:53:59
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 if let Some((ref packet_position, packet, channels, sample_rate)) = result {
[INFO] [stdout]    |                                                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_channels`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sample_rate`
[INFO] [stdout]   --> src/main.rs:53:69
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 if let Some((ref packet_position, packet, channels, sample_rate)) = result {
[INFO] [stdout]    |                                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `SAMPLE_RATE`
[INFO] [stdout]    |
[INFO] [stdout] 53 -                 if let Some((ref packet_position, packet, channels, sample_rate)) = result {
[INFO] [stdout] 53 +                 if let Some((ref packet_position, packet, channels, decoder::symphonia_decoder::SAMPLE_RATE)) = result {
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 if let Some((ref packet_position, packet, channels, _sample_rate)) = result {
[INFO] [stdout]    |                                                                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `samples`
[INFO] [stdout]   --> src/main.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         Ok(samples) => {
[INFO] [stdout]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_samples`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `seek_ts` is never read
[INFO] [stdout]   --> src/decoder/symphonia_decoder.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct PlayTrackOptions {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 24 |     track_id: u32,
[INFO] [stdout] 25 |     seek_ts: u64,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlayTrackOptions` has a derived impl for the trait `Clone`, 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: struct `NoCertificateVerification` is never constructed
[INFO] [stdout]   --> src/fetch/client.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct NoCertificateVerification {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.66s
[INFO] running `Command { std: "docker" "inspect" "eff5ed84d6eeda7d09d7f43faab1c41241e058538a9364d0a60a4f902ef1ca95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eff5ed84d6eeda7d09d7f43faab1c41241e058538a9364d0a60a4f902ef1ca95", kill_on_drop: false }`
[INFO] [stdout] eff5ed84d6eeda7d09d7f43faab1c41241e058538a9364d0a60a4f902ef1ca95
