[INFO] cloning repository https://github.com/ThomasFrans/music-queue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThomasFrans/music-queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomasFrans%2Fmusic-queue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomasFrans%2Fmusic-queue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 30fb5489769b63e90c19e44e05d55c26fe512e78
[INFO] checking ThomasFrans/music-queue against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomasFrans%2Fmusic-queue" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ThomasFrans/music-queue
[INFO] finished tweaking git repo https://github.com/ThomasFrans/music-queue
[INFO] tweaked toml for git repo https://github.com/ThomasFrans/music-queue written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ThomasFrans/music-queue on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ThomasFrans/music-queue 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bce7625057bc6da987d0a14fa903b21710e0ff0e32cc8588822bbc795feca67
[INFO] running `Command { std: "docker" "start" "-a" "4bce7625057bc6da987d0a14fa903b21710e0ff0e32cc8588822bbc795feca67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bce7625057bc6da987d0a14fa903b21710e0ff0e32cc8588822bbc795feca67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bce7625057bc6da987d0a14fa903b21710e0ff0e32cc8588822bbc795feca67", kill_on_drop: false }`
[INFO] [stdout] 4bce7625057bc6da987d0a14fa903b21710e0ff0e32cc8588822bbc795feca67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92816486a45e431f094249b968db93771898a8b24225f890fa1b5eb7488c082e
[INFO] running `Command { std: "docker" "start" "-a" "92816486a45e431f094249b968db93771898a8b24225f890fa1b5eb7488c082e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking music_queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/queue.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |         if let Some(index) = self.current_item {
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/queue.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct Queue<I, C: QueueableCollection> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 64 |     index: Option<usize>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     queue: Vec<Rc<QueueItem<I, C>>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 68 |     /// If `queue` is shuffled, this contains the playback order.
[INFO] [stdout] 69 |     order: Option<Vec<usize>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     short_term_index: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     short_term_queue: Vec<Rc<QueueItem<I, C>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 85 |     /// If `short_term_queue` is shuffled, this contains the playback order.
[INFO] [stdout] 86 |     short_term_order: Option<Vec<usize>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 87 |     /// The history of all the items that were played with this `Queue`.
[INFO] [stdout] 88 |     history: Vec<Rc<QueueItem<I, C>>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 89 |     /// The repeat mode of the `Queue`.
[INFO] [stdout] 90 |     repeat_status: Option<RepeatMode>,
[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 variable: `index`
[INFO] [stdout]    --> src/queue.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |         if let Some(index) = self.current_item {
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/queue.rs:474:32
[INFO] [stdout]     |
[INFO] [stdout] 474 |         fn get_at_index(&self, index: usize) -> &Self::Item {
[INFO] [stdout]     |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/queue.rs:478:36
[INFO] [stdout]     |
[INFO] [stdout] 478 |         fn get_at_index_raw(&self, index: usize) -> &Self::Item {
[INFO] [stdout]     |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/queue.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct Queue<I, C: QueueableCollection> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 64 |     index: Option<usize>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     queue: Vec<Rc<QueueItem<I, C>>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 68 |     /// If `queue` is shuffled, this contains the playback order.
[INFO] [stdout] 69 |     order: Option<Vec<usize>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     short_term_index: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     short_term_queue: Vec<Rc<QueueItem<I, C>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 85 |     /// If `short_term_queue` is shuffled, this contains the playback order.
[INFO] [stdout] 86 |     short_term_order: Option<Vec<usize>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 87 |     /// The history of all the items that were played with this `Queue`.
[INFO] [stdout] 88 |     history: Vec<Rc<QueueItem<I, C>>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 89 |     /// The repeat mode of the `Queue`.
[INFO] [stdout] 90 |     repeat_status: Option<RepeatMode>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Album` and `Playlist` are never constructed
[INFO] [stdout]    --> src/queue.rs:467:9
[INFO] [stdout]     |
[INFO] [stdout] 466 |     pub enum CollectionItem {
[INFO] [stdout]     |              -------------- variants in this enum
[INFO] [stdout] 467 |         Album(Album),
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 468 |         Playlist(Playlist),
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CollectionItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "92816486a45e431f094249b968db93771898a8b24225f890fa1b5eb7488c082e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92816486a45e431f094249b968db93771898a8b24225f890fa1b5eb7488c082e", kill_on_drop: false }`
[INFO] [stdout] 92816486a45e431f094249b968db93771898a8b24225f890fa1b5eb7488c082e
