[INFO] updating cached repository jamwaffles/obj-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jamwaffles/obj-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jamwaffles/obj-rs" "work/ex/clippy-test-run/sources/stable/gh/jamwaffles/obj-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/jamwaffles/obj-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jamwaffles/obj-rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jamwaffles/obj-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jamwaffles/obj-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bc2c68135541334ad9cc03e99b4d8eabcf03c482
[INFO] sha for GitHub repo jamwaffles/obj-rs: bc2c68135541334ad9cc03e99b4d8eabcf03c482
[INFO] validating manifest of jamwaffles/obj-rs 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 jamwaffles/obj-rs 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 jamwaffles/obj-rs
[INFO] finished frobbing jamwaffles/obj-rs
[INFO] frobbed toml for jamwaffles/obj-rs written to work/ex/clippy-test-run/sources/stable/gh/jamwaffles/obj-rs/Cargo.toml
[INFO] started frobbing jamwaffles/obj-rs
[INFO] finished frobbing jamwaffles/obj-rs
[INFO] frobbed toml for jamwaffles/obj-rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jamwaffles/obj-rs/Cargo.toml
[INFO] crate jamwaffles/obj-rs 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 jamwaffles/obj-rs against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/jamwaffles/obj-rs:/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] 6e7dc786afd1102d0c7c442970f7286cce817916fcdf9f2f6817afae89e09a57
[INFO] running `"docker" "start" "-a" "6e7dc786afd1102d0c7c442970f7286cce817916fcdf9f2f6817afae89e09a57"`
[INFO] [stderr]     Checking nom v2.1.0
[INFO] [stderr]     Checking pistoncore-input v0.17.1
[INFO] [stderr]     Checking gfx_core v0.6.0
[INFO] [stderr]     Checking arrayvec v0.3.20
[INFO] [stderr]     Checking rusttype v0.2.1
[INFO] [stderr]     Checking pistoncore-window v0.26.2
[INFO] [stderr]     Checking pistoncore-event_loop v0.31.4
[INFO] [stderr]     Checking pistoncore-glutin_window v0.35.1
[INFO] [stderr]     Checking piston v0.31.4
[INFO] [stderr]     Checking gfx v0.14.1
[INFO] [stderr]     Checking gfx_device_gl v0.13.0
[INFO] [stderr]     Checking piston-gfx_texture v0.22.1
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.38.0
[INFO] [stderr]     Checking piston_window v0.64.0
[INFO] [stderr]     Checking obj-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/wavefront/obj.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 282 |                 vertices: vertices,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: replace it with: `vertices`
[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/wavefront/obj.rs:283:5
[INFO] [stderr]     |
[INFO] [stderr] 283 |                 normals: normals,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^ help: replace it with: `normals`
[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/wavefront/obj.rs:284:5
[INFO] [stderr]     |
[INFO] [stderr] 284 |                 texcoords: texcoords,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `texcoords`
[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/wavefront/obj.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 282 |                 vertices: vertices,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: replace it with: `vertices`
[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/wavefront/obj.rs:283:5
[INFO] [stderr]     |
[INFO] [stderr] 283 |                 normals: normals,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^ help: replace it with: `normals`
[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/wavefront/obj.rs:284:5
[INFO] [stderr]     |
[INFO] [stderr] 284 |                 texcoords: texcoords,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `texcoords`
[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/wavefront/obj.rs:285:5
[INFO] [stderr]     |
[INFO] [stderr] 285 |                 objects: objects,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^ help: replace it with: `objects`
[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/wavefront/obj.rs:338:3
[INFO] [stderr]     |
[INFO] [stderr] 338 |         materials: materials,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `materials`
[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/glium_window.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |             context: context,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `context`
[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/wavefront/obj.rs:285:5
[INFO] [stderr]     |
[INFO] [stderr] 285 |                 objects: objects,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^ help: replace it with: `objects`
[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/wavefront/obj.rs:338:3
[INFO] [stderr]     |
[INFO] [stderr] 338 |         materials: materials,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `materials`
[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/glium_window.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |             context: context,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `context`
[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: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:53:56
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 let v1 = self.vertices.get(f.vertices[0] as usize).expect(&format!("Could not get v1 {}", f.vertices[0]));
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get v1 {}", f.vertices[0]))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:54:56
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 let v2 = self.vertices.get(f.vertices[1] as usize).expect(&format!("Could not get v2 {}", f.vertices[1]));
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get v2 {}", f.vertices[1]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:55:56
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 let v3 = self.vertices.get(f.vertices[2] as usize).expect(&format!("Could not get v3 {}", f.vertices[2]));
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get v3 {}", f.vertices[2]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:57:55
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 let vn1 = self.normals.get(f.normals[0] as usize).expect(&format!("Could not get vn1 {}", f.normals[0]));
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get vn1 {}", f.normals[0]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:58:55
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 let vn2 = self.normals.get(f.normals[1] as usize).expect(&format!("Could not get vn2 {}", f.normals[1]));
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get vn2 {}", f.normals[1]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:59:55
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 let vn3 = self.normals.get(f.normals[2] as usize).expect(&format!("Could not get vn3 {}", f.normals[2]));
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get vn3 {}", f.normals[2]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]   --> src/wavefront/obj.rs:73:19
[INFO] [stderr]    |
[INFO] [stderr] 73 |               let material = match &self.materials {
[INFO] [stderr]    |  ____________________________^
[INFO] [stderr] 74 | |                 &Some(ref materials) => {
[INFO] [stderr] 75 | |                     match &materials.get(&mat) {
[INFO] [stderr] 76 | |                         &Some(ref mat) => (*mat).clone(),
[INFO] [stderr] ...  |
[INFO] [stderr] 92 | |                 }
[INFO] [stderr] 93 | |             };
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 73 |             let material = match self.materials {
[INFO] [stderr] 74 |                 Some(ref materials) => {
[INFO] [stderr] 75 |                     match &materials.get(&mat) {
[INFO] [stderr] 76 |                         &Some(ref mat) => (*mat).clone(),
[INFO] [stderr] 77 |                         &None => mtl::WavefrontMaterial {
[INFO] [stderr] 78 |                             name: String::from("Default material"),
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]   --> src/wavefront/obj.rs:75:6
[INFO] [stderr]    |
[INFO] [stderr] 75 |                       match &materials.get(&mat) {
[INFO] [stderr]    |  _____________________^
[INFO] [stderr] 76 | |                         &Some(ref mat) => (*mat).clone(),
[INFO] [stderr] 77 | |                         &None => mtl::WavefrontMaterial {
[INFO] [stderr] 78 | |                             name: String::from("Default material"),
[INFO] [stderr] ...  |
[INFO] [stderr] 83 | |                         }
[INFO] [stderr] 84 | |                     }
[INFO] [stderr]    | |_____________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 75 |                     match materials.get(&mat) {
[INFO] [stderr] 76 |                         Some(ref mat) => (*mat).clone(),
[INFO] [stderr] 77 |                         None => mtl::WavefrontMaterial {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:53:56
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 let v1 = self.vertices.get(f.vertices[0] as usize).expect(&format!("Could not get v1 {}", f.vertices[0]));
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get v1 {}", f.vertices[0]))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:54:56
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 let v2 = self.vertices.get(f.vertices[1] as usize).expect(&format!("Could not get v2 {}", f.vertices[1]));
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get v2 {}", f.vertices[1]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:55:56
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 let v3 = self.vertices.get(f.vertices[2] as usize).expect(&format!("Could not get v3 {}", f.vertices[2]));
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get v3 {}", f.vertices[2]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:57:55
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 let vn1 = self.normals.get(f.normals[0] as usize).expect(&format!("Could not get vn1 {}", f.normals[0]));
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get vn1 {}", f.normals[0]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:58:55
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 let vn2 = self.normals.get(f.normals[1] as usize).expect(&format!("Could not get vn2 {}", f.normals[1]));
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get vn2 {}", f.normals[1]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/wavefront/obj.rs:59:55
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 let vn3 = self.normals.get(f.normals[2] as usize).expect(&format!("Could not get vn3 {}", f.normals[2]));
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Could not get vn3 {}", f.normals[2]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]   --> src/wavefront/obj.rs:73:19
[INFO] [stderr]    |
[INFO] [stderr] 73 |               let material = match &self.materials {
[INFO] [stderr]    |  ____________________________^
[INFO] [stderr] 74 | |                 &Some(ref materials) => {
[INFO] [stderr] 75 | |                     match &materials.get(&mat) {
[INFO] [stderr] 76 | |                         &Some(ref mat) => (*mat).clone(),
[INFO] [stderr] ...  |
[INFO] [stderr] 92 | |                 }
[INFO] [stderr] 93 | |             };
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 73 |             let material = match self.materials {
[INFO] [stderr] 74 |                 Some(ref materials) => {
[INFO] [stderr] 75 |                     match &materials.get(&mat) {
[INFO] [stderr] 76 |                         &Some(ref mat) => (*mat).clone(),
[INFO] [stderr] 77 |                         &None => mtl::WavefrontMaterial {
[INFO] [stderr] 78 |                             name: String::from("Default material"),
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]   --> src/wavefront/obj.rs:75:6
[INFO] [stderr]    |
[INFO] [stderr] 75 |                       match &materials.get(&mat) {
[INFO] [stderr]    |  _____________________^
[INFO] [stderr] 76 | |                         &Some(ref mat) => (*mat).clone(),
[INFO] [stderr] 77 | |                         &None => mtl::WavefrontMaterial {
[INFO] [stderr] 78 | |                             name: String::from("Default material"),
[INFO] [stderr] ...  |
[INFO] [stderr] 83 | |                         }
[INFO] [stderr] 84 | |                     }
[INFO] [stderr]    | |_____________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 75 |                     match materials.get(&mat) {
[INFO] [stderr] 76 |                         Some(ref mat) => (*mat).clone(),
[INFO] [stderr] 77 |                         None => mtl::WavefrontMaterial {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this call to `as_ref` does nothing
[INFO] [stderr]    --> src/wavefront/obj.rs:204:10
[INFO] [stderr]     |
[INFO] [stderr] 204 |         (match str::from_utf8(state).unwrap_or("").as_ref() {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `str::from_utf8(state).unwrap_or("")`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_asref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_asref
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/wavefront/obj.rs:242:43
[INFO] [stderr]     |
[INFO] [stderr] 242 |     object_start => { |o| FileEntity::Object(String::from(o)) } |
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^ help: consider removing `String::from()`: `o`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[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/wavefront/obj.rs:308:5
[INFO] [stderr]     |
[INFO] [stderr] 308 | /     match file.read_to_string(&mut s) {
[INFO] [stderr] 309 | |         Err(why) => panic!("couldn't read {}: {}", display, why.description()),
[INFO] [stderr] 310 | |         Ok(_) => ()
[INFO] [stderr] 311 | |     }
[INFO] [stderr]     | |_____^ help: try this: `if let Err(why) = file.read_to_string(&mut s) { panic!("couldn't read {}: {}", display, why.description()) }`
[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] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/wavefront/obj.rs:327:4
[INFO] [stderr]     |
[INFO] [stderr] 327 |               match mtl_file.read_to_string(&mut mtl_s) {
[INFO] [stderr]     |  _____________^
[INFO] [stderr] 328 | |                 Err(why) => panic!("couldn't read {}: {}", mtl_display, why.description()),
[INFO] [stderr] 329 | |                 Ok(_) => ()
[INFO] [stderr] 330 | |             }
[INFO] [stderr]     | |_____________^ help: try this: `if let Err(why) = mtl_file.read_to_string(&mut mtl_s) { panic!("couldn't read {}: {}", mtl_display, why.description()) }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: this call to `as_ref` does nothing
[INFO] [stderr]    --> src/wavefront/obj.rs:204:10
[INFO] [stderr]     |
[INFO] [stderr] 204 |         (match str::from_utf8(state).unwrap_or("").as_ref() {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `str::from_utf8(state).unwrap_or("")`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_asref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_asref
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/wavefront/obj.rs:242:43
[INFO] [stderr]     |
[INFO] [stderr] 242 |     object_start => { |o| FileEntity::Object(String::from(o)) } |
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^ help: consider removing `String::from()`: `o`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[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/wavefront/obj.rs:308:5
[INFO] [stderr]     |
[INFO] [stderr] 308 | /     match file.read_to_string(&mut s) {
[INFO] [stderr] 309 | |         Err(why) => panic!("couldn't read {}: {}", display, why.description()),
[INFO] [stderr] 310 | |         Ok(_) => ()
[INFO] [stderr] 311 | |     }
[INFO] [stderr]     | |_____^ help: try this: `if let Err(why) = file.read_to_string(&mut s) { panic!("couldn't read {}: {}", display, why.description()) }`
[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] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/wavefront/obj.rs:327:4
[INFO] [stderr]     |
[INFO] [stderr] 327 |               match mtl_file.read_to_string(&mut mtl_s) {
[INFO] [stderr]     |  _____________^
[INFO] [stderr] 328 | |                 Err(why) => panic!("couldn't read {}: {}", mtl_display, why.description()),
[INFO] [stderr] 329 | |                 Ok(_) => ()
[INFO] [stderr] 330 | |             }
[INFO] [stderr]     | |_____________^ help: try this: `if let Err(why) = mtl_file.read_to_string(&mut mtl_s) { panic!("couldn't read {}: {}", mtl_display, why.description()) }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] error: approximate value of `f{32, 64}::consts::PI` found. Consider using it directly
[INFO] [stderr]   --> src/main.rs:84:56
[INFO] [stderr]    |
[INFO] [stderr] 84 |     let perspective = Perspective3::new(16.0f32 / 9.0, 3.14 / 2.0, 0.1, 1000.0);
[INFO] [stderr]    |                                                        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::approx_constant)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#approx_constant
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/main.rs:87:19
[INFO] [stderr]     |
[INFO] [stderr] 87  |       let program = program!(&display,
[INFO] [stderr]     |  ___________________^
[INFO] [stderr] 88  | |         140 => {
[INFO] [stderr] 89  | |             vertex: "
[INFO] [stderr] 90  | |                 #version 330
[INFO] [stderr] ...   |
[INFO] [stderr] 139 | |         },
[INFO] [stderr] 140 | |     ).unwrap();
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[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] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: approximate value of `f{32, 64}::consts::PI` found. Consider using it directly
[INFO] [stderr]   --> src/main.rs:84:56
[INFO] [stderr]    |
[INFO] [stderr] 84 |     let perspective = Perspective3::new(16.0f32 / 9.0, 3.14 / 2.0, 0.1, 1000.0);
[INFO] [stderr]    |                                                        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::approx_constant)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#approx_constant
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/main.rs:87:19
[INFO] [stderr]     |
[INFO] [stderr] 87  |       let program = program!(&display,
[INFO] [stderr]     |  ___________________^
[INFO] [stderr] 88  | |         140 => {
[INFO] [stderr] 89  | |             vertex: "
[INFO] [stderr] 90  | |                 #version 330
[INFO] [stderr] ...   |
[INFO] [stderr] 139 | |         },
[INFO] [stderr] 140 | |     ).unwrap();
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[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] error: Could not compile `obj-rs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `obj-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6e7dc786afd1102d0c7c442970f7286cce817916fcdf9f2f6817afae89e09a57"`
[INFO] running `"docker" "rm" "-f" "6e7dc786afd1102d0c7c442970f7286cce817916fcdf9f2f6817afae89e09a57"`
[INFO] [stdout] 6e7dc786afd1102d0c7c442970f7286cce817916fcdf9f2f6817afae89e09a57