[INFO] cloning repository https://github.com/LunaeSomnia/audio-player
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LunaeSomnia/audio-player" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLunaeSomnia%2Faudio-player", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLunaeSomnia%2Faudio-player'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 183ac43eae5355614ee7fac28b5591113e0e7a89
[INFO] checking LunaeSomnia/audio-player against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLunaeSomnia%2Faudio-player" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LunaeSomnia/audio-player
[INFO] finished tweaking git repo https://github.com/LunaeSomnia/audio-player
[INFO] tweaked toml for git repo https://github.com/LunaeSomnia/audio-player written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LunaeSomnia/audio-player on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LunaeSomnia/audio-player 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rb v0.4.0
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.9
[INFO] [stderr]   Downloaded num_enum v0.5.6
[INFO] [stderr]   Downloaded darling_core v0.13.1
[INFO] [stderr]   Downloaded ndk-glue v0.6.0
[INFO] [stderr]   Downloaded cpal v0.13.5
[INFO] [stderr]   Downloaded oboe v0.4.5
[INFO] [stderr]   Downloaded num_enum_derive v0.5.6
[INFO] [stderr]   Downloaded darling v0.13.1
[INFO] [stderr]   Downloaded nix v0.23.1
[INFO] [stderr]   Downloaded libc v0.2.115
[INFO] [stderr]   Downloaded hound v3.4.0
[INFO] [stderr]   Downloaded basedrop v0.1.2
[INFO] [stderr]   Downloaded proc-macro-crate v1.1.0
[INFO] [stderr]   Downloaded clang-sys v1.3.0
[INFO] [stderr]   Downloaded darling_macro v0.13.1
[INFO] [stderr]   Downloaded combine v4.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ea6e7829931548c3ebad8d391d3f0333b6be8333c38ed46677d14f17b096d582
[INFO] running `Command { std: "docker" "start" "ea6e7829931548c3ebad8d391d3f0333b6be8333c38ed46677d14f17b096d582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea6e7829931548c3ebad8d391d3f0333b6be8333c38ed46677d14f17b096d582", 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" "ea6e7829931548c3ebad8d391d3f0333b6be8333c38ed46677d14f17b096d582" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea6e7829931548c3ebad8d391d3f0333b6be8333c38ed46677d14f17b096d582", 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" "ea6e7829931548c3ebad8d391d3f0333b6be8333c38ed46677d14f17b096d582" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.115
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling cpal v0.13.5
[INFO] [stderr]     Checking basedrop v0.1.2
[INFO] [stderr]     Checking rb v0.4.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking alsa v0.6.0
[INFO] [stderr]     Checking audio-player v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `AudioTrackHandler`
[INFO] [stdout]  --> src/audio_player.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::audio_track::{AudioTrack, AudioTrackHandler};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     loop {
[INFO] [stdout] 37 | |         if player.advance() {
[INFO] [stdout] 38 | |             curr += 1;
[INFO] [stdout] 39 | |             if curr == change_vol_1 {
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 52 |
[INFO] [stdout] 53 |       stream.stop().unwrap();
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/audio_file.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |     IOError(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AudioFileError` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 36 -     IOError(String),
[INFO] [stdout] 36 +     IOError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AudioPlayerError` is never used
[INFO] [stdout]   --> src/audio_player.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub enum AudioPlayerError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AudioTrackHandler` is never constructed
[INFO] [stdout]   --> src/audio_track.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct AudioTrackHandler<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_volume` is never used
[INFO] [stdout]    --> src/audio_track.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl<'a> AudioTrackHandler<'a> {
[INFO] [stdout]     | ------------------------------ method in this implementation
[INFO] [stdout] 103 |     pub fn set_volume(&mut self, new_volume: f32) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/audio_track.rs:77:23
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn create_samples(&mut self) -> WavSampleReader {
[INFO] [stdout]    |                       ^^^^^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn create_samples(&mut self) -> WavSampleReader<'_> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AudioTrackHandler`
[INFO] [stdout]  --> src/audio_player.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::audio_track::{AudioTrack, AudioTrackHandler};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     loop {
[INFO] [stdout] 37 | |         if player.advance() {
[INFO] [stdout] 38 | |             curr += 1;
[INFO] [stdout] 39 | |             if curr == change_vol_1 {
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 52 |
[INFO] [stdout] 53 |       stream.stop().unwrap();
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/audio_file.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |     IOError(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AudioFileError` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 36 -     IOError(String),
[INFO] [stdout] 36 +     IOError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AudioPlayerError` is never used
[INFO] [stdout]   --> src/audio_player.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub enum AudioPlayerError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AudioTrackHandler` is never constructed
[INFO] [stdout]   --> src/audio_track.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct AudioTrackHandler<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_volume` is never used
[INFO] [stdout]    --> src/audio_track.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl<'a> AudioTrackHandler<'a> {
[INFO] [stdout]     | ------------------------------ method in this implementation
[INFO] [stdout] 103 |     pub fn set_volume(&mut self, new_volume: f32) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/audio_track.rs:77:23
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn create_samples(&mut self) -> WavSampleReader {
[INFO] [stdout]    |                       ^^^^^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn create_samples(&mut self) -> WavSampleReader<'_> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `basedrop`
[INFO] [stderr]  --> Cargo.toml:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | basedrop = "0.1.2"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `basedrop`
[INFO] [stderr] warning: `audio-player` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.31s
[INFO] running `Command { std: "docker" "inspect" "ea6e7829931548c3ebad8d391d3f0333b6be8333c38ed46677d14f17b096d582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6e7829931548c3ebad8d391d3f0333b6be8333c38ed46677d14f17b096d582", kill_on_drop: false }`
[INFO] [stdout] ea6e7829931548c3ebad8d391d3f0333b6be8333c38ed46677d14f17b096d582
