[INFO] updating cached repository LeoTindall/piston-flying-square
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LeoTindall/piston-flying-square
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LeoTindall/piston-flying-square" "work/ex/clippy-test-run/sources/stable/gh/LeoTindall/piston-flying-square"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/LeoTindall/piston-flying-square'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LeoTindall/piston-flying-square" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/LeoTindall/piston-flying-square"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/LeoTindall/piston-flying-square'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4d3d8a7980811adfdd7e5bcb30d8139deb016cda
[INFO] sha for GitHub repo LeoTindall/piston-flying-square: 4d3d8a7980811adfdd7e5bcb30d8139deb016cda
[INFO] validating manifest of LeoTindall/piston-flying-square 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 LeoTindall/piston-flying-square 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 LeoTindall/piston-flying-square
[INFO] finished frobbing LeoTindall/piston-flying-square
[INFO] frobbed toml for LeoTindall/piston-flying-square written to work/ex/clippy-test-run/sources/stable/gh/LeoTindall/piston-flying-square/Cargo.toml
[INFO] started frobbing LeoTindall/piston-flying-square
[INFO] finished frobbing LeoTindall/piston-flying-square
[INFO] frobbed toml for LeoTindall/piston-flying-square written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/LeoTindall/piston-flying-square/Cargo.toml
[INFO] crate LeoTindall/piston-flying-square 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 LeoTindall/piston-flying-square against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/LeoTindall/piston-flying-square:/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] 32232f6e54f89a47f4ac9e02b28a93ab33bc8e688e1bd7826ed6b4627263fc0e
[INFO] running `"docker" "start" "-a" "32232f6e54f89a47f4ac9e02b28a93ab33bc8e688e1bd7826ed6b4627263fc0e"`
[INFO] [stderr]     Checking update_rate v2.0.0
[INFO] [stderr]     Checking deflate v0.7.5
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num_cpus v1.3.0
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking wayland-sys v0.21.7
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking wayland-commons v0.21.7
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]     Checking rayon v0.6.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking wayland-client v0.21.7
[INFO] [stderr]     Checking jpeg-decoder v0.1.11
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking wayland-protocols v0.21.7
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.2
[INFO] [stderr]     Checking piston-gfx_texture v0.34.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.54.0
[INFO] [stderr]     Checking winit v0.18.0
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.51.1
[INFO] [stderr]     Checking piston_window v0.85.0
[INFO] [stderr]     Checking piston-flying-square v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     return Glyphs::new(font, factory, TextureSettings::new()).unwrap()
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Glyphs::new(font, factory, TextureSettings::new()).unwrap()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     return Glyphs::new(font, factory, TextureSettings::new()).unwrap()
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Glyphs::new(font, factory, TextureSettings::new()).unwrap()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let ref font = assets.join("Anonymous.ttf");
[INFO] [stderr]    |     ----^^^^^^^^-------------------------------- help: try: `let font = &assets.join("Anonymous.ttf");`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let ref font = assets.join("Anonymous.ttf");
[INFO] [stderr]    |     ----^^^^^^^^-------------------------------- help: try: `let font = &assets.join("Anonymous.ttf");`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.49s
[INFO] running `"docker" "inspect" "32232f6e54f89a47f4ac9e02b28a93ab33bc8e688e1bd7826ed6b4627263fc0e"`
[INFO] running `"docker" "rm" "-f" "32232f6e54f89a47f4ac9e02b28a93ab33bc8e688e1bd7826ed6b4627263fc0e"`
[INFO] [stdout] 32232f6e54f89a47f4ac9e02b28a93ab33bc8e688e1bd7826ed6b4627263fc0e