[INFO] updating cached repository CorvidAeon/simple-renderer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CorvidAeon/simple-renderer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CorvidAeon/simple-renderer" "work/ex/clippy-test-run/sources/stable/gh/CorvidAeon/simple-renderer"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/CorvidAeon/simple-renderer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CorvidAeon/simple-renderer" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/CorvidAeon/simple-renderer"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/CorvidAeon/simple-renderer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 245bf2140e5aedb2ccdbe12cf9b0c287f12d97b0
[INFO] sha for GitHub repo CorvidAeon/simple-renderer: 245bf2140e5aedb2ccdbe12cf9b0c287f12d97b0
[INFO] validating manifest of CorvidAeon/simple-renderer 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 CorvidAeon/simple-renderer 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 CorvidAeon/simple-renderer
[INFO] finished frobbing CorvidAeon/simple-renderer
[INFO] frobbed toml for CorvidAeon/simple-renderer written to work/ex/clippy-test-run/sources/stable/gh/CorvidAeon/simple-renderer/Cargo.toml
[INFO] started frobbing CorvidAeon/simple-renderer
[INFO] finished frobbing CorvidAeon/simple-renderer
[INFO] frobbed toml for CorvidAeon/simple-renderer written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/CorvidAeon/simple-renderer/Cargo.toml
[INFO] crate CorvidAeon/simple-renderer 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 CorvidAeon/simple-renderer against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/CorvidAeon/simple-renderer:/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] c758003c99025556a136c8166c650fa45e820daab51c969cc04e901793e42d5b
[INFO] running `"docker" "start" "-a" "c758003c99025556a136c8166c650fa45e820daab51c969cc04e901793e42d5b"`
[INFO] [stderr]     Checking tobj v0.1.6
[INFO] [stderr]    Compiling syn v0.15.12
[INFO] [stderr]     Checking alga v0.7.2
[INFO] [stderr]     Checking nalgebra v0.16.10
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.0
[INFO] [stderr]     Checking simple_renderer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/main.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 |     let u : Vector3<f32> = x_component.cross(& y_component);
[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/main.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 |     let u : Vector3<f32> = x_component.cross(& y_component);
[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: unused imports: `Material`, `Model`
[INFO] [stderr]  --> src/main.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 | use tobj::{Mesh,Model,Material};
[INFO] [stderr]   |                 ^^^^^ ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Point`
[INFO] [stderr]  --> src/main.rs:8:16
[INFO] [stderr]   |
[INFO] [stderr] 8 | use nalgebra::{Point, Point2, Point3, Vector3};
[INFO] [stderr]   |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |         return Vector3::new(-1.0, 1.0, 1.0)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Vector3::new(-1.0, 1.0, 1.0)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Material`, `Model`
[INFO] [stderr]  --> src/main.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 | use tobj::{Mesh,Model,Material};
[INFO] [stderr]   |                 ^^^^^ ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Point`
[INFO] [stderr]  --> src/main.rs:8:16
[INFO] [stderr]   |
[INFO] [stderr] 8 | use nalgebra::{Point, Point2, Point3, Vector3};
[INFO] [stderr]   |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |         return Vector3::new(-1.0, 1.0, 1.0)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Vector3::new(-1.0, 1.0, 1.0)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mesh`
[INFO] [stderr]   --> src/main.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let mesh = &models[0].mesh;
[INFO] [stderr]    |         ^^^^ help: consider using `_mesh` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_vertex`
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn from_vertex(v: Vertex) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `line`
[INFO] [stderr]   --> src/main.rs:73:1
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn line(x0: u32, y0:u32,x1:u32,y1:u32,img: & mut RgbImage,color: Rgb<u8>){
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `horizontal_line`
[INFO] [stderr]    --> src/main.rs:111:1
[INFO] [stderr]     |
[INFO] [stderr] 111 | fn horizontal_line(x0: i32,x1:i32, y:i32, img: & mut RgbImage,color: Rgb<u8>){
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `iline`
[INFO] [stderr]    --> src/main.rs:117:1
[INFO] [stderr]     |
[INFO] [stderr] 117 | fn iline(x0: i32, y0: i32, x1: i32, y1: i32,img: & mut RgbImage,color: Rgb<u8>) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `wireframe`
[INFO] [stderr]    --> src/main.rs:135:1
[INFO] [stderr]     |
[INFO] [stderr] 135 | fn wireframe(mesh: & Mesh, img: & mut RgbImage, color: Rgb<u8>, scale: f32){
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mesh`
[INFO] [stderr]   --> src/main.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let mesh = &models[0].mesh;
[INFO] [stderr]    |         ^^^^ help: consider using `_mesh` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_vertex`
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn from_vertex(v: Vertex) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `line`
[INFO] [stderr]   --> src/main.rs:73:1
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn line(x0: u32, y0:u32,x1:u32,y1:u32,img: & mut RgbImage,color: Rgb<u8>){
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `horizontal_line`
[INFO] [stderr]    --> src/main.rs:111:1
[INFO] [stderr]     |
[INFO] [stderr] 111 | fn horizontal_line(x0: i32,x1:i32, y:i32, img: & mut RgbImage,color: Rgb<u8>){
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `iline`
[INFO] [stderr]    --> src/main.rs:117:1
[INFO] [stderr]     |
[INFO] [stderr] 117 | fn iline(x0: i32, y0: i32, x1: i32, y1: i32,img: & mut RgbImage,color: Rgb<u8>) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `wireframe`
[INFO] [stderr]    --> src/main.rs:135:1
[INFO] [stderr]     |
[INFO] [stderr] 135 | fn wireframe(mesh: & Mesh, img: & mut RgbImage, color: Rgb<u8>, scale: f32){
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.40s
[INFO] running `"docker" "inspect" "c758003c99025556a136c8166c650fa45e820daab51c969cc04e901793e42d5b"`
[INFO] running `"docker" "rm" "-f" "c758003c99025556a136c8166c650fa45e820daab51c969cc04e901793e42d5b"`
[INFO] [stdout] c758003c99025556a136c8166c650fa45e820daab51c969cc04e901793e42d5b