[INFO] updating cached repository bouk/rayray
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bouk/rayray
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bouk/rayray" "work/ex/clippy-test-run/sources/stable/gh/bouk/rayray"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/bouk/rayray'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bouk/rayray" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/bouk/rayray"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/bouk/rayray'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3fa2978e1ff77e149e155d2e5add6b9e67e3d1e8
[INFO] sha for GitHub repo bouk/rayray: 3fa2978e1ff77e149e155d2e5add6b9e67e3d1e8
[INFO] validating manifest of bouk/rayray 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 bouk/rayray 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 bouk/rayray
[INFO] finished frobbing bouk/rayray
[INFO] frobbed toml for bouk/rayray written to work/ex/clippy-test-run/sources/stable/gh/bouk/rayray/Cargo.toml
[INFO] started frobbing bouk/rayray
[INFO] finished frobbing bouk/rayray
[INFO] frobbed toml for bouk/rayray written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/bouk/rayray/Cargo.toml
[INFO] crate bouk/rayray 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 bouk/rayray against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/bouk/rayray:/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] 96cca92b53eabd9039af456640ff321e294e139c4f32d97a1439251d420ff1a7
[INFO] running `"docker" "start" "-a" "96cca92b53eabd9039af456640ff321e294e139c4f32d97a1439251d420ff1a7"`
[INFO] [stderr]     Checking rayray v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Triangle`
[INFO] [stderr]  --> src/objects/triangle.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Triangle {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/objects/triangle.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(v0: Vec3, v1: Vec3, v2: Vec3, material: Material) -> Triangle {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Triangle`
[INFO] [stderr]  --> src/objects/triangle.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Triangle {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/objects/triangle.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(v0: Vec3, v1: Vec3, v2: Vec3, material: Material) -> Triangle {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/vec3.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |         assert_eq!(c, 0.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/vec3.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |         assert_eq!(c, 0.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:148:33
[INFO] [stderr]     |
[INFO] [stderr] 148 |                     let pos_x = (x * anti_aliasing + ax) as f64 / (width * anti_aliasing) as f64;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(x * anti_aliasing + ax)`
[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: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:148:67
[INFO] [stderr]     |
[INFO] [stderr] 148 |                     let pos_x = (x * anti_aliasing + ax) as f64 / (width * anti_aliasing) as f64;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(width * anti_aliasing)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:149:33
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     let pos_y = (y * anti_aliasing + ay) as f64 / (height * anti_aliasing) as f64;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(y * anti_aliasing + ay)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:149:67
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     let pos_y = (y * anti_aliasing + ay) as f64 / (height * anti_aliasing) as f64;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(height * anti_aliasing)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:148:33
[INFO] [stderr]     |
[INFO] [stderr] 148 |                     let pos_x = (x * anti_aliasing + ax) as f64 / (width * anti_aliasing) as f64;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(x * anti_aliasing + ax)`
[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: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:148:67
[INFO] [stderr]     |
[INFO] [stderr] 148 |                     let pos_x = (x * anti_aliasing + ax) as f64 / (width * anti_aliasing) as f64;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(width * anti_aliasing)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:149:33
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     let pos_y = (y * anti_aliasing + ay) as f64 / (height * anti_aliasing) as f64;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(y * anti_aliasing + ay)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:149:67
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     let pos_y = (y * anti_aliasing + ay) as f64 / (height * anti_aliasing) as f64;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(height * anti_aliasing)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rayray`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "96cca92b53eabd9039af456640ff321e294e139c4f32d97a1439251d420ff1a7"`
[INFO] running `"docker" "rm" "-f" "96cca92b53eabd9039af456640ff321e294e139c4f32d97a1439251d420ff1a7"`
[INFO] [stdout] 96cca92b53eabd9039af456640ff321e294e139c4f32d97a1439251d420ff1a7