[INFO] updating cached repository soyeldoctor/parallel-heat-propagation [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/soyeldoctor/parallel-heat-propagation [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/soyeldoctor/parallel-heat-propagation" "work/ex/clippy-test-run/sources/stable/gh/soyeldoctor/parallel-heat-propagation"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/soyeldoctor/parallel-heat-propagation'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/soyeldoctor/parallel-heat-propagation" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/soyeldoctor/parallel-heat-propagation"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/soyeldoctor/parallel-heat-propagation'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9fcad0a428120f97e604d768de62a47ef526fd09 [INFO] sha for GitHub repo soyeldoctor/parallel-heat-propagation: 9fcad0a428120f97e604d768de62a47ef526fd09 [INFO] validating manifest of soyeldoctor/parallel-heat-propagation 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 soyeldoctor/parallel-heat-propagation 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 soyeldoctor/parallel-heat-propagation [INFO] finished frobbing soyeldoctor/parallel-heat-propagation [INFO] frobbed toml for soyeldoctor/parallel-heat-propagation written to work/ex/clippy-test-run/sources/stable/gh/soyeldoctor/parallel-heat-propagation/Cargo.toml [INFO] started frobbing soyeldoctor/parallel-heat-propagation [INFO] finished frobbing soyeldoctor/parallel-heat-propagation [INFO] frobbed toml for soyeldoctor/parallel-heat-propagation written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/soyeldoctor/parallel-heat-propagation/Cargo.toml [INFO] crate soyeldoctor/parallel-heat-propagation 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 soyeldoctor/parallel-heat-propagation against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/soyeldoctor/parallel-heat-propagation:/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] 7b65506223d88b16b15b5ba0f4d2d2e76530079a80029eb29401f4302626988d [INFO] running `"docker" "start" "-a" "7b65506223d88b16b15b5ba0f4d2d2e76530079a80029eb29401f4302626988d"` [INFO] [stderr] Compiling dtoa v0.4.3 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Checking deflate v0.7.18 [INFO] [stderr] Checking piston2d-graphics v0.21.1 [INFO] [stderr] Checking rusttype v0.2.3 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling gl_generator v0.5.5 [INFO] [stderr] Compiling gl_generator v0.7.0 [INFO] [stderr] Checking tempfile v2.2.0 [INFO] [stderr] Checking gfx_core v0.7.2 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking x11-dl v2.18.3 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking fs2 v0.2.5 [INFO] [stderr] Compiling serde_json v0.9.10 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling phf v0.7.23 [INFO] [stderr] Checking png v0.9.0 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking memmap v0.4.0 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling glutin v0.9.2 [INFO] [stderr] Checking pistoncore-input v0.19.0 [INFO] [stderr] Compiling gfx_gl v0.4.0 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Compiling target_build_utils v0.3.1 [INFO] [stderr] Checking rayon v1.0.2 [INFO] [stderr] Checking pistoncore-window v0.28.0 [INFO] [stderr] Checking pistoncore-event_loop v0.33.0 [INFO] [stderr] Checking piston v0.33.0 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Checking image v0.15.0 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Checking dlib v0.3.1 [INFO] [stderr] Checking wayland-sys v0.9.10 [INFO] [stderr] Checking wayland-client v0.9.10 [INFO] [stderr] Checking wayland-protocols v0.9.10 [INFO] [stderr] Checking wayland-kbd v0.9.1 [INFO] [stderr] Checking wayland-window v0.7.0 [INFO] [stderr] Checking winit v0.7.6 [INFO] [stderr] Checking gfx v0.16.3 [INFO] [stderr] Checking gfx_device_gl v0.14.6 [INFO] [stderr] Checking pistoncore-glutin_window v0.39.1 [INFO] [stderr] Checking piston-gfx_texture v0.26.0 [INFO] [stderr] Checking piston2d-gfx_graphics v0.43.0 [INFO] [stderr] Checking piston_window v0.70.0 [INFO] [stderr] Checking parallel-heat-propagation v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: 5th binding whose name is just one char [INFO] [stderr] --> src/main.rs:57:16 [INFO] [stderr] | [INFO] [stderr] 57 | let (r, g, b) = if h < 1.0/6.0 { [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::many_single_char_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names [INFO] [stderr] [INFO] [stderr] warning: 5th binding whose name is just one char [INFO] [stderr] --> src/main.rs:57:16 [INFO] [stderr] | [INFO] [stderr] 57 | let (r, g, b) = if h < 1.0/6.0 { [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::many_single_char_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/main.rs:91:24 [INFO] [stderr] | [INFO] [stderr] 91 | fn temp_to_image(temp: &Vec>, img: &mut [u8]) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: change this to: `&[Vec]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::ptr_arg)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/main.rs:109:25 [INFO] [stderr] | [INFO] [stderr] 109 | fn small_step(old_temp: &Vec>, new_temp: &mut Vec>, time: f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: change this to: `&[Vec]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/main.rs:91:24 [INFO] [stderr] | [INFO] [stderr] 91 | fn temp_to_image(temp: &Vec>, img: &mut [u8]) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: change this to: `&[Vec]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::ptr_arg)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/main.rs:109:25 [INFO] [stderr] | [INFO] [stderr] 109 | fn small_step(old_temp: &Vec>, new_temp: &mut Vec>, time: f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: change this to: `&[Vec]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 24s [INFO] running `"docker" "inspect" "7b65506223d88b16b15b5ba0f4d2d2e76530079a80029eb29401f4302626988d"` [INFO] running `"docker" "rm" "-f" "7b65506223d88b16b15b5ba0f4d2d2e76530079a80029eb29401f4302626988d"` [INFO] [stdout] 7b65506223d88b16b15b5ba0f4d2d2e76530079a80029eb29401f4302626988d