[INFO] updating cached repository hawx/trobble-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/hawx/trobble-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/hawx/trobble-rs" "work/ex/clippy-test-run/sources/stable/gh/hawx/trobble-rs"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/hawx/trobble-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/hawx/trobble-rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hawx/trobble-rs"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hawx/trobble-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 17db6728b2e94c5e647a6959e2364354c7769cd5 [INFO] sha for GitHub repo hawx/trobble-rs: 17db6728b2e94c5e647a6959e2364354c7769cd5 [INFO] validating manifest of hawx/trobble-rs on toolchain stable [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of hawx/trobble-rs on toolchain stable+rustflags=-Dclippy::into_iter_on_array [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing hawx/trobble-rs [INFO] finished frobbing hawx/trobble-rs [INFO] frobbed toml for hawx/trobble-rs written to work/ex/clippy-test-run/sources/stable/gh/hawx/trobble-rs/Cargo.toml [INFO] started frobbing hawx/trobble-rs [INFO] finished frobbing hawx/trobble-rs [INFO] frobbed toml for hawx/trobble-rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hawx/trobble-rs/Cargo.toml [INFO] crate hawx/trobble-rs has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] linting hawx/trobble-rs against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/hawx/trobble-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 76c9c624cfa6a64dca6dd310f7855fcc9392b6de5290f0b1a54e4dc1cc37b841 [INFO] running `"docker" "start" "-a" "76c9c624cfa6a64dca6dd310f7855fcc9392b6de5290f0b1a54e4dc1cc37b841"` [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking flate2 v1.0.2 [INFO] [stderr] Checking r2d2_sqlite v0.6.0 [INFO] [stderr] Checking tokio-threadpool v0.1.7 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-uds v0.2.2 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-signal v0.2.5 [INFO] [stderr] Checking tokio-fs v0.1.3 [INFO] [stderr] Checking tokio v0.1.10 [INFO] [stderr] Checking trust-dns-proto v0.4.0 [INFO] [stderr] Checking trust-dns-resolver v0.9.1 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Compiling actix_derive v0.3.0 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Checking failure v0.1.2 [INFO] [stderr] Checking actix v0.7.4 [INFO] [stderr] Checking actix-web v0.7.8 [INFO] [stderr] Checking trobble-rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `msg` [INFO] [stderr] --> src/data_actor.rs:40:26 [INFO] [stderr] | [INFO] [stderr] 40 | fn handle(&mut self, msg: RecentlyPlayedMessage, _: &mut Self::Context) -> Self::Result { [INFO] [stderr] | ^^^ help: consider using `_msg` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `server` [INFO] [stderr] --> src/server.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | let server = HttpServer::new(move || { [INFO] [stderr] | ^^^^^^ help: consider using `_server` instead [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `NowPlaying` [INFO] [stderr] --> src/data.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | pub struct NowPlaying { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `up` [INFO] [stderr] --> src/data.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn up(conn: &Connection) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let` [INFO] [stderr] --> src/data.rs:80:9 [INFO] [stderr] | [INFO] [stderr] 80 | / match row { [INFO] [stderr] 81 | | Ok(value) => scrobbles.push(value), [INFO] [stderr] 82 | | Err(_) => {} [INFO] [stderr] 83 | | } [INFO] [stderr] | |_________^ help: try this: `if let Ok(value) = row { scrobbles.push(value) }` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_match)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stderr] [INFO] [stderr] warning: unused variable: `msg` [INFO] [stderr] --> src/data_actor.rs:40:26 [INFO] [stderr] | [INFO] [stderr] 40 | fn handle(&mut self, msg: RecentlyPlayedMessage, _: &mut Self::Context) -> Self::Result { [INFO] [stderr] | ^^^ help: consider using `_msg` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `server` [INFO] [stderr] --> src/server.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | let server = HttpServer::new(move || { [INFO] [stderr] | ^^^^^^ help: consider using `_server` instead [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `NowPlaying` [INFO] [stderr] --> src/data.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | pub struct NowPlaying { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `up` [INFO] [stderr] --> src/data.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn up(conn: &Connection) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let` [INFO] [stderr] --> src/data.rs:80:9 [INFO] [stderr] | [INFO] [stderr] 80 | / match row { [INFO] [stderr] 81 | | Ok(value) => scrobbles.push(value), [INFO] [stderr] 82 | | Err(_) => {} [INFO] [stderr] 83 | | } [INFO] [stderr] | |_________^ help: try this: `if let Ok(value) = row { scrobbles.push(value) }` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_match)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 52.71s [INFO] running `"docker" "inspect" "76c9c624cfa6a64dca6dd310f7855fcc9392b6de5290f0b1a54e4dc1cc37b841"` [INFO] running `"docker" "rm" "-f" "76c9c624cfa6a64dca6dd310f7855fcc9392b6de5290f0b1a54e4dc1cc37b841"` [INFO] [stdout] 76c9c624cfa6a64dca6dd310f7855fcc9392b6de5290f0b1a54e4dc1cc37b841