[INFO] updating cached repository SCdF/weekend
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SCdF/weekend
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SCdF/weekend" "work/ex/clippy-test-run/sources/stable/gh/SCdF/weekend"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/SCdF/weekend'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SCdF/weekend" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/SCdF/weekend"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/SCdF/weekend'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e2c6ea0073be208cc378c0a4eac8a5d646a7c22a
[INFO] sha for GitHub repo SCdF/weekend: e2c6ea0073be208cc378c0a4eac8a5d646a7c22a
[INFO] validating manifest of SCdF/weekend 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 SCdF/weekend 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 SCdF/weekend
[INFO] finished frobbing SCdF/weekend
[INFO] frobbed toml for SCdF/weekend written to work/ex/clippy-test-run/sources/stable/gh/SCdF/weekend/Cargo.toml
[INFO] started frobbing SCdF/weekend
[INFO] finished frobbing SCdF/weekend
[INFO] frobbed toml for SCdF/weekend written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/SCdF/weekend/Cargo.toml
[INFO] crate SCdF/weekend 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 SCdF/weekend 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-2/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/SCdF/weekend:/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] 6c55309476faeb3ee1ad1254dd1b04a20b71f234589f2eb17679ecd99a65e429
[INFO] running `"docker" "start" "-a" "6c55309476faeb3ee1ad1254dd1b04a20b71f234589f2eb17679ecd99a65e429"`
[INFO] [stderr]     Checking weekend v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/hitable.rs:57:21
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 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:69:21
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 let p = r.point_at_parameter(temp2);
[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/hitable.rs:61:21
[INFO] [stderr]    |
[INFO] [stderr] 61 |                     p: p,
[INFO] [stderr]    |                     ^^^^ help: replace it with: `p`
[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/hitable.rs:73:21
[INFO] [stderr]    |
[INFO] [stderr] 73 |                     p: p,
[INFO] [stderr]    |                     ^^^^ help: replace it with: `p`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/material.rs:58:21
[INFO] [stderr]    |
[INFO] [stderr] 58 |                     scattered: scattered
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `scattered`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/vec3.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |         Vec3 { x: x, y: y, z: z }
[INFO] [stderr]    |                ^^^^ help: replace it with: `x`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/vec3.rs:15:22
[INFO] [stderr]    |
[INFO] [stderr] 15 |         Vec3 { x: x, y: y, z: z }
[INFO] [stderr]    |                      ^^^^ help: replace it with: `y`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/vec3.rs:15:28
[INFO] [stderr]    |
[INFO] [stderr] 15 |         Vec3 { x: x, y: y, z: z }
[INFO] [stderr]    |                            ^^^^ help: replace it with: `z`
[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/main.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |             let r = cam.get_ray(u, v);
[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: 5th binding whose name is just one char
[INFO] [stderr]   --> src/hitable.rs:57:21
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 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:69:21
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 let p = r.point_at_parameter(temp2);
[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/hitable.rs:61:21
[INFO] [stderr]    |
[INFO] [stderr] 61 |                     p: p,
[INFO] [stderr]    |                     ^^^^ help: replace it with: `p`
[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/hitable.rs:73:21
[INFO] [stderr]    |
[INFO] [stderr] 73 |                     p: p,
[INFO] [stderr]    |                     ^^^^ help: replace it with: `p`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/material.rs:58:21
[INFO] [stderr]    |
[INFO] [stderr] 58 |                     scattered: scattered
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `scattered`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/vec3.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |         Vec3 { x: x, y: y, z: z }
[INFO] [stderr]    |                ^^^^ help: replace it with: `x`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/vec3.rs:15:22
[INFO] [stderr]    |
[INFO] [stderr] 15 |         Vec3 { x: x, y: y, z: z }
[INFO] [stderr]    |                      ^^^^ help: replace it with: `y`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/vec3.rs:15:28
[INFO] [stderr]    |
[INFO] [stderr] 15 |         Vec3 { x: x, y: y, z: z }
[INFO] [stderr]    |                            ^^^^ help: replace it with: `z`
[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/main.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |             let r = cam.get_ray(u, v);
[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: the loop variable `idx` is used to index `t1a`
[INFO] [stderr]   --> src/main.rs:50:16
[INFO] [stderr]    |
[INFO] [stderr] 50 |     for idx in 0..t1a.len() {
[INFO] [stderr]    |                ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 50 |     for (idx, <item>) in t1a.iter_mut().enumerate() {
[INFO] [stderr]    |         ^^^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: this operation will always return zero. This is likely not the intended outcome
[INFO] [stderr]    --> src/main.rs:130:29
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 render(t1a, (length / 4) * 0, nx, ny, aa_samples, &cam, &world);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::erasing_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#erasing_op
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `(length / 4)`
[INFO] [stderr]    --> src/main.rs:135:29
[INFO] [stderr]     |
[INFO] [stderr] 135 |                 render(t2a, (length / 4) * 1, nx, ny, aa_samples, &cam, &world);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `idx` is used to index `t1a`
[INFO] [stderr]   --> src/main.rs:50:16
[INFO] [stderr]    |
[INFO] [stderr] 50 |     for idx in 0..t1a.len() {
[INFO] [stderr]    |                ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 50 |     for (idx, <item>) in t1a.iter_mut().enumerate() {
[INFO] [stderr]    |         ^^^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `weekend`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: this operation will always return zero. This is likely not the intended outcome
[INFO] [stderr]    --> src/main.rs:130:29
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 render(t1a, (length / 4) * 0, nx, ny, aa_samples, &cam, &world);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::erasing_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#erasing_op
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `(length / 4)`
[INFO] [stderr]    --> src/main.rs:135:29
[INFO] [stderr]     |
[INFO] [stderr] 135 |                 render(t2a, (length / 4) * 1, nx, ny, aa_samples, &cam, &world);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `weekend`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6c55309476faeb3ee1ad1254dd1b04a20b71f234589f2eb17679ecd99a65e429"`
[INFO] running `"docker" "rm" "-f" "6c55309476faeb3ee1ad1254dd1b04a20b71f234589f2eb17679ecd99a65e429"`
[INFO] [stdout] 6c55309476faeb3ee1ad1254dd1b04a20b71f234589f2eb17679ecd99a65e429