[INFO] updating cached repository stevebob/walls-experiment
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stevebob/walls-experiment
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stevebob/walls-experiment" "work/ex/clippy-test-run/sources/stable/gh/stevebob/walls-experiment"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/stevebob/walls-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stevebob/walls-experiment" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/stevebob/walls-experiment"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/stevebob/walls-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ec804cd8c026fa346a60cb11cab3e3db9f9c6d2c
[INFO] sha for GitHub repo stevebob/walls-experiment: ec804cd8c026fa346a60cb11cab3e3db9f9c6d2c
[INFO] validating manifest of stevebob/walls-experiment 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 stevebob/walls-experiment 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 stevebob/walls-experiment
[INFO] finished frobbing stevebob/walls-experiment
[INFO] frobbed toml for stevebob/walls-experiment written to work/ex/clippy-test-run/sources/stable/gh/stevebob/walls-experiment/Cargo.toml
[INFO] started frobbing stevebob/walls-experiment
[INFO] finished frobbing stevebob/walls-experiment
[INFO] frobbed toml for stevebob/walls-experiment written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/stevebob/walls-experiment/Cargo.toml
[INFO] crate stevebob/walls-experiment 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 stevebob/walls-experiment against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/stevebob/walls-experiment:/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] 1edbefdf20a5bfbc78dcc9f79afe6f9f588f99d91b58063ddb15985d1c0fea35
[INFO] running `"docker" "start" "-a" "1edbefdf20a5bfbc78dcc9f79afe6f9f588f99d91b58063ddb15985d1c0fea35"`
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking grid_2d v0.9.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]    Compiling derivative v1.0.1
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking direction v0.16.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking wayland-client v0.20.12
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking wayland-protocols v0.20.12
[INFO] [stderr]     Checking rayon v1.0.2
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.3.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking winit v0.17.2
[INFO] [stderr]     Checking glutin v0.18.0
[INFO] [stderr]     Checking gfx_device_gl v0.15.3
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_window_glutin v0.26.0
[INFO] [stderr]     Checking walls-experiment v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: called `cloned().collect()` on a slice to create a `Vec`. Calling `to_vec()` is both faster and more readable
[INFO] [stderr]    --> src/main.rs:266:18
[INFO] [stderr]     |
[INFO] [stderr] 266 |         indices: indices.iter().cloned().collect(),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::iter_cloned_collect)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_cloned_collect
[INFO] [stderr] 
[INFO] [stderr] warning: called `cloned().collect()` on a slice to create a `Vec`. Calling `to_vec()` is both faster and more readable
[INFO] [stderr]    --> src/main.rs:321:18
[INFO] [stderr]     |
[INFO] [stderr] 321 |         indices: indices.iter().cloned().collect(),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_cloned_collect
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/main.rs:547:16
[INFO] [stderr]     |
[INFO] [stderr] 547 |         .split("\n")
[INFO] [stderr]     |                ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[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/main.rs:646:41
[INFO] [stderr]     |
[INFO] [stderr] 646 |           events_loop.poll_events(|event| match event {
[INFO] [stderr]     |  _________________________________________^
[INFO] [stderr] 647 | |             glutin::Event::WindowEvent { event, .. } => match event {
[INFO] [stderr] 648 | |                 glutin::WindowEvent::CloseRequested => {
[INFO] [stderr] 649 | |                     running = false;
[INFO] [stderr] ...   |
[INFO] [stderr] 703 | |             _ => (),
[INFO] [stderr] 704 | |         });
[INFO] [stderr]     | |_________^
[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] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 646 |         events_loop.poll_events(|event| if let glutin::Event::WindowEvent { event, .. } = event { match event {
[INFO] [stderr] 647 |     glutin::WindowEvent::CloseRequested => {
[INFO] [stderr] 648 |         running = false;
[INFO] [stderr] 649 |     }
[INFO] [stderr] 650 |     glutin::WindowEvent::KeyboardInput { input, .. } => {
[INFO] [stderr] 651 |         if let Some(virtual_keycode) = input.virtual_keycode {
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: called `cloned().collect()` on a slice to create a `Vec`. Calling `to_vec()` is both faster and more readable
[INFO] [stderr]    --> src/main.rs:266:18
[INFO] [stderr]     |
[INFO] [stderr] 266 |         indices: indices.iter().cloned().collect(),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::iter_cloned_collect)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_cloned_collect
[INFO] [stderr] 
[INFO] [stderr] warning: called `cloned().collect()` on a slice to create a `Vec`. Calling `to_vec()` is both faster and more readable
[INFO] [stderr]    --> src/main.rs:321:18
[INFO] [stderr]     |
[INFO] [stderr] 321 |         indices: indices.iter().cloned().collect(),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_cloned_collect
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/main.rs:547:16
[INFO] [stderr]     |
[INFO] [stderr] 547 |         .split("\n")
[INFO] [stderr]     |                ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[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/main.rs:646:41
[INFO] [stderr]     |
[INFO] [stderr] 646 |           events_loop.poll_events(|event| match event {
[INFO] [stderr]     |  _________________________________________^
[INFO] [stderr] 647 | |             glutin::Event::WindowEvent { event, .. } => match event {
[INFO] [stderr] 648 | |                 glutin::WindowEvent::CloseRequested => {
[INFO] [stderr] 649 | |                     running = false;
[INFO] [stderr] ...   |
[INFO] [stderr] 703 | |             _ => (),
[INFO] [stderr] 704 | |         });
[INFO] [stderr]     | |_________^
[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] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 646 |         events_loop.poll_events(|event| if let glutin::Event::WindowEvent { event, .. } = event { match event {
[INFO] [stderr] 647 |     glutin::WindowEvent::CloseRequested => {
[INFO] [stderr] 648 |         running = false;
[INFO] [stderr] 649 |     }
[INFO] [stderr] 650 |     glutin::WindowEvent::KeyboardInput { input, .. } => {
[INFO] [stderr] 651 |         if let Some(virtual_keycode) = input.virtual_keycode {
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `"docker" "inspect" "1edbefdf20a5bfbc78dcc9f79afe6f9f588f99d91b58063ddb15985d1c0fea35"`
[INFO] running `"docker" "rm" "-f" "1edbefdf20a5bfbc78dcc9f79afe6f9f588f99d91b58063ddb15985d1c0fea35"`
[INFO] [stdout] 1edbefdf20a5bfbc78dcc9f79afe6f9f588f99d91b58063ddb15985d1c0fea35