[INFO] crate rust-webvr-api 0.9.2 is already in cache
[INFO] extracting crate rust-webvr-api 0.9.2 into work/ex/clippy-test-run/sources/stable/reg/rust-webvr-api/0.9.2
[INFO] extracting crate rust-webvr-api 0.9.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rust-webvr-api/0.9.2
[INFO] validating manifest of rust-webvr-api-0.9.2 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 rust-webvr-api-0.9.2 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 rust-webvr-api-0.9.2
[INFO] finished frobbing rust-webvr-api-0.9.2
[INFO] frobbed toml for rust-webvr-api-0.9.2 written to work/ex/clippy-test-run/sources/stable/reg/rust-webvr-api/0.9.2/Cargo.toml
[INFO] started frobbing rust-webvr-api-0.9.2
[INFO] finished frobbing rust-webvr-api-0.9.2
[INFO] frobbed toml for rust-webvr-api-0.9.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rust-webvr-api/0.9.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 rust-webvr-api-0.9.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/rust-webvr-api/0.9.2:/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] e2ba95eec16c461afa7ecdd01d8fd727a79fb44ff41e1cf8b64efb46f4d7f16b
[INFO] running `"docker" "start" "-a" "e2ba95eec16c461afa7ecdd01d8fd727a79fb44ff41e1cf8b64efb46f4d7f16b"`
[INFO] [stderr]     Checking rust-webvr-api v0.9.2 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/utils.rs:122:13
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let mut z = f32::max(0.0, 1.0 - m[0][0] - m[1][1] + m[2][2]).sqrt() * 0.5;
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/vr_framebuffer.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             x: x,
[INFO] [stderr]    |             ^^^^ help: replace it with: `x`
[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/vr_framebuffer.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             y: y,
[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/vr_framebuffer.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             width: width,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `width`
[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/vr_framebuffer.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |             height: height,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `height`
[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/vr_gamepad.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |             pressed: pressed,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `pressed`
[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/utils.rs:122:13
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let mut z = f32::max(0.0, 1.0 - m[0][0] - m[1][1] + m[2][2]).sqrt() * 0.5;
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/vr_framebuffer.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             x: x,
[INFO] [stderr]    |             ^^^^ help: replace it with: `x`
[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/vr_framebuffer.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             y: y,
[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/vr_framebuffer.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             width: width,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `width`
[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/vr_framebuffer.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |             height: height,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `height`
[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/vr_gamepad.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |             pressed: pressed,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `pressed`
[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: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/utils.rs:20:37
[INFO] [stderr]    |
[INFO] [stderr] 20 |     timespec.sec as f64 * 1000.0 + (timespec.nsec as f64 * 1e-6)
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(timespec.nsec)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `out`.
[INFO] [stderr]   --> src/utils.rs:60:14
[INFO] [stderr]    |
[INFO] [stderr] 60 |     for i in 0..16 {
[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] 60 |     for <item> in out.iter_mut().take(16) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/utils.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         out[i] = out[i] / det;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `out[i] /= det`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this function has too many arguments (9/7)
[INFO] [stderr]    --> src/utils.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | / fn determinant3x3(a1: f32, a2: f32, a3: f32, b1: f32, b2: f32, b3: f32, c1: f32, c2: f32, c3: f32) -> f32 {
[INFO] [stderr] 103 | |     a1 * determinant2x2(b2, b3, c2, c3)
[INFO] [stderr] 104 | |     - b1 * determinant2x2(a2, a3, c2, c3)
[INFO] [stderr] 105 | |     + c1 * determinant2x2(a2, a3, b2, b3)
[INFO] [stderr] 106 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::too_many_arguments)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#too_many_arguments
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a reference
[INFO] [stderr]    --> src/utils.rs:118:38
[INFO] [stderr]     |
[INFO] [stderr] 118 |     let m: &[[f32; 4]; 4] = unsafe { mem::transmute(matrix) };
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(matrix as *const [f32; 16] as *const [[f32; 4]; 4])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a pointer
[INFO] [stderr]   --> src/vr_frame_data.rs:47:38
[INFO] [stderr]    |
[INFO] [stderr] 47 |             ptr::copy_nonoverlapping(mem::transmute(self),
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: try: `self as *const vr_frame_data::VRFrameData as *const u8`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_transmute)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_transmute
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a pointer
[INFO] [stderr]   --> src/vr_frame_data.rs:58:38
[INFO] [stderr]    |
[INFO] [stderr] 58 |                                      mem::transmute(&mut result),
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut result as *mut vr_frame_data::VRFrameData as *mut u8`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_transmute
[INFO] [stderr] 
[INFO] [stderr] warning: large size difference between variants
[INFO] [stderr]   --> src/vr_event.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     PresentChange(VRDisplayData, bool),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::large_enum_variant)] on by default
[INFO] [stderr] help: consider boxing the large fields to reduce the total size of the enum
[INFO] [stderr]   --> src/vr_event.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     PresentChange(VRDisplayData, bool),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#large_enum_variant
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/utils.rs:20:37
[INFO] [stderr]    |
[INFO] [stderr] 20 |     timespec.sec as f64 * 1000.0 + (timespec.nsec as f64 * 1e-6)
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(timespec.nsec)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `out`.
[INFO] [stderr]   --> src/utils.rs:60:14
[INFO] [stderr]    |
[INFO] [stderr] 60 |     for i in 0..16 {
[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] 60 |     for <item> in out.iter_mut().take(16) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/utils.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         out[i] = out[i] / det;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `out[i] /= det`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this function has too many arguments (9/7)
[INFO] [stderr]    --> src/utils.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | / fn determinant3x3(a1: f32, a2: f32, a3: f32, b1: f32, b2: f32, b3: f32, c1: f32, c2: f32, c3: f32) -> f32 {
[INFO] [stderr] 103 | |     a1 * determinant2x2(b2, b3, c2, c3)
[INFO] [stderr] 104 | |     - b1 * determinant2x2(a2, a3, c2, c3)
[INFO] [stderr] 105 | |     + c1 * determinant2x2(a2, a3, b2, b3)
[INFO] [stderr] 106 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::too_many_arguments)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#too_many_arguments
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a reference
[INFO] [stderr]    --> src/utils.rs:118:38
[INFO] [stderr]     |
[INFO] [stderr] 118 |     let m: &[[f32; 4]; 4] = unsafe { mem::transmute(matrix) };
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(matrix as *const [f32; 16] as *const [[f32; 4]; 4])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a pointer
[INFO] [stderr]   --> src/vr_frame_data.rs:47:38
[INFO] [stderr]    |
[INFO] [stderr] 47 |             ptr::copy_nonoverlapping(mem::transmute(self),
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: try: `self as *const vr_frame_data::VRFrameData as *const u8`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_transmute)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_transmute
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a pointer
[INFO] [stderr]   --> src/vr_frame_data.rs:58:38
[INFO] [stderr]    |
[INFO] [stderr] 58 |                                      mem::transmute(&mut result),
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut result as *mut vr_frame_data::VRFrameData as *mut u8`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_transmute
[INFO] [stderr] 
[INFO] [stderr] warning: large size difference between variants
[INFO] [stderr]   --> src/vr_event.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     PresentChange(VRDisplayData, bool),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::large_enum_variant)] on by default
[INFO] [stderr] help: consider boxing the large fields to reduce the total size of the enum
[INFO] [stderr]   --> src/vr_event.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     PresentChange(VRDisplayData, bool),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#large_enum_variant
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "e2ba95eec16c461afa7ecdd01d8fd727a79fb44ff41e1cf8b64efb46f4d7f16b"`
[INFO] running `"docker" "rm" "-f" "e2ba95eec16c461afa7ecdd01d8fd727a79fb44ff41e1cf8b64efb46f4d7f16b"`
[INFO] [stdout] e2ba95eec16c461afa7ecdd01d8fd727a79fb44ff41e1cf8b64efb46f4d7f16b