[INFO] updating cached repository samlittlewood/rustrace
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/samlittlewood/rustrace
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/samlittlewood/rustrace" "work/ex/clippy-test-run/sources/stable/gh/samlittlewood/rustrace"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/samlittlewood/rustrace'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/samlittlewood/rustrace" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/samlittlewood/rustrace"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/samlittlewood/rustrace'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4c24aae583c9278a43870994df8eeaad461ec3d3
[INFO] sha for GitHub repo samlittlewood/rustrace: 4c24aae583c9278a43870994df8eeaad461ec3d3
[INFO] validating manifest of samlittlewood/rustrace 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 samlittlewood/rustrace 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 samlittlewood/rustrace
[INFO] finished frobbing samlittlewood/rustrace
[INFO] frobbed toml for samlittlewood/rustrace written to work/ex/clippy-test-run/sources/stable/gh/samlittlewood/rustrace/Cargo.toml
[INFO] started frobbing samlittlewood/rustrace
[INFO] finished frobbing samlittlewood/rustrace
[INFO] frobbed toml for samlittlewood/rustrace written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/samlittlewood/rustrace/Cargo.toml
[INFO] crate samlittlewood/rustrace 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 samlittlewood/rustrace against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/samlittlewood/rustrace:/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 -Dclippy::into_iter_on_array" "-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] 5a68bad8c80cb82f10b976aa4910a4e591826bcb7bbabb19286454a4253d12c8
[INFO] running `"docker" "start" "-a" "5a68bad8c80cb82f10b976aa4910a4e591826bcb7bbabb19286454a4253d12c8"`
[INFO] [stderr]     Checking rustrace v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/hitable.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 let p = r.point_at_parameter(temp);
[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/hitable.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let p = r.point_at_parameter(temp);
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/camera.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             u: u, v: v, _w: w,
[INFO] [stderr]    |             ^^^^ help: replace it with: `u`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/camera.rs:35:19
[INFO] [stderr]    |
[INFO] [stderr] 35 |             u: u, v: v, _w: w,
[INFO] [stderr]    |                   ^^^^ help: replace it with: `v`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/hitable.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 let p = r.point_at_parameter(temp);
[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/hitable.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let p = r.point_at_parameter(temp);
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/camera.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             u: u, v: v, _w: w,
[INFO] [stderr]    |             ^^^^ help: replace it with: `u`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/camera.rs:35:19
[INFO] [stderr]    |
[INFO] [stderr] 35 |             u: u, v: v, _w: w,
[INFO] [stderr]    |                   ^^^^ help: replace it with: `v`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/material.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub m: &'a Box<Material>
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^ help: try: `&'a Material`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::borrowed_box)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/material.rs:14:49
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(nt: f32, np: Vec3, nn: Vec3, mm: &'a Box<Material>) -> Hit<'a> { Hit { t:nt, p:np, n:nn, m:mm } }
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^ help: try: `&'a Material`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[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/hitable.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 | /             match h.hit(r, t_min, closest_so_far) {
[INFO] [stderr] 62 | |                 Some(rec) => {
[INFO] [stderr] 63 | |                     closest_so_far = rec.t;
[INFO] [stderr] 64 | |                     temp_rec = Some(rec);
[INFO] [stderr] ...  |
[INFO] [stderr] 67 | |                 }
[INFO] [stderr] 68 | |             }
[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] 61 |             if let Some(rec) = h.hit(r, t_min, closest_so_far) {
[INFO] [stderr] 62 |     closest_so_far = rec.t;
[INFO] [stderr] 63 |     temp_rec = Some(rec);
[INFO] [stderr] 64 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:236:13
[INFO] [stderr]     |
[INFO] [stderr] 236 |             file.write(&ia).expect("can't write");
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rustrace`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/material.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub m: &'a Box<Material>
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^ help: try: `&'a Material`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::borrowed_box)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/material.rs:14:49
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(nt: f32, np: Vec3, nn: Vec3, mm: &'a Box<Material>) -> Hit<'a> { Hit { t:nt, p:np, n:nn, m:mm } }
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^ help: try: `&'a Material`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[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/hitable.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 | /             match h.hit(r, t_min, closest_so_far) {
[INFO] [stderr] 62 | |                 Some(rec) => {
[INFO] [stderr] 63 | |                     closest_so_far = rec.t;
[INFO] [stderr] 64 | |                     temp_rec = Some(rec);
[INFO] [stderr] ...  |
[INFO] [stderr] 67 | |                 }
[INFO] [stderr] 68 | |             }
[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] 61 |             if let Some(rec) = h.hit(r, t_min, closest_so_far) {
[INFO] [stderr] 62 |     closest_so_far = rec.t;
[INFO] [stderr] 63 |     temp_rec = Some(rec);
[INFO] [stderr] 64 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:236:13
[INFO] [stderr]     |
[INFO] [stderr] 236 |             file.write(&ia).expect("can't write");
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rustrace`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5a68bad8c80cb82f10b976aa4910a4e591826bcb7bbabb19286454a4253d12c8"`
[INFO] running `"docker" "rm" "-f" "5a68bad8c80cb82f10b976aa4910a4e591826bcb7bbabb19286454a4253d12c8"`
[INFO] [stdout] 5a68bad8c80cb82f10b976aa4910a4e591826bcb7bbabb19286454a4253d12c8