[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 try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomasFrans%2Fmusic-queue" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/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-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ThomasFrans/music-queue on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc0b293a81a8a398f73721c0ab60ea085fc1aa42a06b860dcbc072c5e0ad9e40 [INFO] running `Command { std: "docker" "start" "-a" "fc0b293a81a8a398f73721c0ab60ea085fc1aa42a06b860dcbc072c5e0ad9e40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc0b293a81a8a398f73721c0ab60ea085fc1aa42a06b860dcbc072c5e0ad9e40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc0b293a81a8a398f73721c0ab60ea085fc1aa42a06b860dcbc072c5e0ad9e40", kill_on_drop: false }` [INFO] [stdout] fc0b293a81a8a398f73721c0ab60ea085fc1aa42a06b860dcbc072c5e0ad9e40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2b2fd5eb4d70f6176365763168b9f2986dd445cba483dd27f4120b8386a3d417 [INFO] running `Command { std: "docker" "start" "-a" "2b2fd5eb4d70f6176365763168b9f2986dd445cba483dd27f4120b8386a3d417", 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] error: struct `Queue` is never constructed [INFO] [stdout] --> src/queue.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub struct Queue { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(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 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 64 | index: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | queue: Vec>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 68 | /// If `queue` is shuffled, this contains the playback order. [INFO] [stdout] 69 | order: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | short_term_index: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 84 | short_term_queue: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 85 | /// If `short_term_queue` is shuffled, this contains the playback order. [INFO] [stdout] 86 | short_term_order: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 87 | /// The history of all the items that were played with this `Queue`. [INFO] [stdout] 88 | history: Vec>>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 89 | /// The repeat mode of the `Queue`. [INFO] [stdout] 90 | repeat_status: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `music_queue` (lib) due to 1 previous error; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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] error: struct `Queue` is never constructed [INFO] [stdout] --> src/queue.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub struct Queue { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(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 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 64 | index: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | queue: Vec>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 68 | /// If `queue` is shuffled, this contains the playback order. [INFO] [stdout] 69 | order: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | short_term_index: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 84 | short_term_queue: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 85 | /// If `short_term_queue` is shuffled, this contains the playback order. [INFO] [stdout] 86 | short_term_order: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 87 | /// The history of all the items that were played with this `Queue`. [INFO] [stdout] 88 | history: Vec>>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 89 | /// The repeat mode of the `Queue`. [INFO] [stdout] 90 | repeat_status: Option, [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] error: could not compile `music_queue` (lib test) due to 1 previous error; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "2b2fd5eb4d70f6176365763168b9f2986dd445cba483dd27f4120b8386a3d417", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b2fd5eb4d70f6176365763168b9f2986dd445cba483dd27f4120b8386a3d417", kill_on_drop: false }` [INFO] [stdout] 2b2fd5eb4d70f6176365763168b9f2986dd445cba483dd27f4120b8386a3d417