[INFO] cloning repository https://github.com/297165alex/MelodyPath
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/297165alex/MelodyPath" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F297165alex%2FMelodyPath", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F297165alex%2FMelodyPath'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c88e654580d62d5175d4728d759f7da5e9a6bef
[INFO] checking 297165alex/MelodyPath against ed77b7b8699e342c2dc842c83cb5fe4025252ee8 for pr-158915-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F297165alex%2FMelodyPath" "/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/297165alex/MelodyPath
[INFO] finished tweaking git repo https://github.com/297165alex/MelodyPath
[INFO] tweaked toml for git repo https://github.com/297165alex/MelodyPath written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/297165alex/MelodyPath on toolchain ed77b7b8699e342c2dc842c83cb5fe4025252ee8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/297165alex/MelodyPath 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" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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 }`
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[INFO] running `Command { std: "docker" "start" "985a1ddf9745f194b343b551bc7f3588e4a522af5156f812900f8703f1ca1dde", kill_on_drop: false }`
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[INFO] [stdout] warning: struct `VersionRadarProgress` is never constructed
[INFO] [stdout]  --> backend/src/alternate.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct VersionRadarProgress {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `next_batch`, `cancel`, and `is_complete` are never used
[INFO] [stdout]   --> backend/src/alternate.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl VersionRadarProgress {
[INFO] [stdout]    | ------------------------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn new(source_count: usize, batch_size: usize, request_limit: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn next_batch(&mut self) -> Vec<usize> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn cancel(&mut self) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn is_complete(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `alternate_add_allowed` is never used
[INFO] [stdout]   --> backend/src/alternate.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn alternate_add_allowed(candidate_selected: bool, user_confirmed: bool) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ArtistIdentity` is never constructed
[INFO] [stdout]   --> backend/src/identity.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct ArtistIdentity {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_name` and `matches` are never used
[INFO] [stdout]   --> backend/src/identity.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl ArtistIdentity {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 46 |     pub fn from_name(name: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn matches(&self, other: &Self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mbid` is never read
[INFO] [stdout]   --> backend/src/recommendation.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct RecommendationCandidate {
[INFO] [stdout]    |            ----------------------- field in this struct
[INFO] [stdout] 66 |     pub track: Track,
[INFO] [stdout] 67 |     pub mbid: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RecommendationCandidate` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RecommendationBatch` is never constructed
[INFO] [stdout]     --> backend/src/recommendation.rs:1341:12
[INFO] [stdout]      |
[INFO] [stdout] 1341 | pub struct RecommendationBatch {
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `next_recommendation_batch` is never used
[INFO] [stdout]     --> backend/src/recommendation.rs:1347:8
[INFO] [stdout]      |
[INFO] [stdout] 1347 | pub fn next_recommendation_batch(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `backend_name` is never used
[INFO] [stdout]   --> backend/src/secure_store.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub trait OAuthTokenStore: Send + Sync {
[INFO] [stdout]    |           --------------- method in this trait
[INFO] [stdout] 10 |     fn backend_name(&self) -> &'static str;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SourceConnector` is never used
[INFO] [stdout]   --> backend/src/transfer.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub trait SourceConnector: Send + Sync {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `resume_transfer` is never used
[INFO] [stdout]    --> backend/src/transfer.rs:501:14
[INFO] [stdout]     |
[INFO] [stdout] 501 | pub async fn resume_transfer(
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_config` and `begin_authorization` are never used
[INFO] [stdout]    --> backend/src/writers/spotify.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl SpotifyPlaylistWriter {
[INFO] [stdout]     | -------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 152 |     fn from_config(config: Option<SpotifyConfig>, client: Client) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 596 |     pub async fn begin_authorization(&self) -> Result<String> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_config` and `begin_authorization` are never used
[INFO] [stdout]    --> backend/src/writers/youtube.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 160 | impl YoutubePlaylistWriter {
[INFO] [stdout]     | -------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 192 |     fn from_config(config: Option<YoutubeConfig>, client: Client) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 341 |     pub async fn begin_authorization(&self) -> Result<String> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ArtistIdentity` is never constructed
[INFO] [stdout]   --> backend/src/identity.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct ArtistIdentity {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_name` and `matches` are never used
[INFO] [stdout]   --> backend/src/identity.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl ArtistIdentity {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 46 |     pub fn from_name(name: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn matches(&self, other: &Self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mbid` is never read
[INFO] [stdout]   --> backend/src/recommendation.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct RecommendationCandidate {
[INFO] [stdout]    |            ----------------------- field in this struct
[INFO] [stdout] 66 |     pub track: Track,
[INFO] [stdout] 67 |     pub mbid: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RecommendationCandidate` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `backend_name` is never used
[INFO] [stdout]   --> backend/src/secure_store.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub trait OAuthTokenStore: Send + Sync {
[INFO] [stdout]    |           --------------- method in this trait
[INFO] [stdout] 10 |     fn backend_name(&self) -> &'static str;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `Command { std: "docker" "inspect" "985a1ddf9745f194b343b551bc7f3588e4a522af5156f812900f8703f1ca1dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985a1ddf9745f194b343b551bc7f3588e4a522af5156f812900f8703f1ca1dde", kill_on_drop: false }`
[INFO] [stdout] 985a1ddf9745f194b343b551bc7f3588e4a522af5156f812900f8703f1ca1dde
