[INFO] crate voronoi 0.1.4 is already in cache
[INFO] extracting crate voronoi 0.1.4 into work/ex/clippy-test-run/sources/stable/reg/voronoi/0.1.4
[INFO] extracting crate voronoi 0.1.4 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/voronoi/0.1.4
[INFO] validating manifest of voronoi-0.1.4 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 voronoi-0.1.4 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 voronoi-0.1.4
[INFO] finished frobbing voronoi-0.1.4
[INFO] frobbed toml for voronoi-0.1.4 written to work/ex/clippy-test-run/sources/stable/reg/voronoi/0.1.4/Cargo.toml
[INFO] started frobbing voronoi-0.1.4
[INFO] finished frobbing voronoi-0.1.4
[INFO] frobbed toml for voronoi-0.1.4 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/voronoi/0.1.4/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 voronoi-0.1.4 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/voronoi/0.1.4:/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] 91341487480f23d4fb17df73490a22a320249ec52d41b3da0f3ab18bd1d508e0
[INFO] running `"docker" "start" "-a" "91341487480f23d4fb17df73490a22a320249ec52d41b3da0f3ab18bd1d508e0"`
[INFO] [stderr]     Checking voronoi v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/geometry.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let t = numer_a / denom;
[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: 6th binding whose name is just one char
[INFO] [stderr]   --> src/geometry.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let u = numer_c / denom;
[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/beachline.rs:41:72
[INFO] [stderr]    |
[INFO] [stderr] 41 |         BeachNode { parent: None, left_child: None, right_child: None, item: item}
[INFO] [stderr]    |                                                                        ^^^^^^^^^^ help: replace it with: `item`
[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/beachline.rs:46:25
[INFO] [stderr]    |
[INFO] [stderr] 46 |             BeachNode { parent: parent, left_child: None, right_child: None, item: item}
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ help: replace it with: `parent`
[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/beachline.rs:46:78
[INFO] [stderr]    |
[INFO] [stderr] 46 |             BeachNode { parent: parent, left_child: None, right_child: None, item: item}
[INFO] [stderr]    |                                                                              ^^^^^^^^^^ help: replace it with: `item`
[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/beachline.rs:80:15
[INFO] [stderr]    |
[INFO] [stderr] 80 |         Arc { site: site, site_event: site_event }
[INFO] [stderr]    |               ^^^^^^^^^^ help: replace it with: `site`
[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/beachline.rs:80:27
[INFO] [stderr]    |
[INFO] [stderr] 80 |         Arc { site: site, site_event: site_event }
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `site_event`
[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/beachline.rs:98:22
[INFO] [stderr]    |
[INFO] [stderr] 98 |         BreakPoint { left_site: left_site, right_site: right_site, halfedge: halfedge }
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `left_site`
[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/beachline.rs:98:44
[INFO] [stderr]    |
[INFO] [stderr] 98 |         BreakPoint { left_site: left_site, right_site: right_site, halfedge: halfedge }
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `right_site`
[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/beachline.rs:98:68
[INFO] [stderr]    |
[INFO] [stderr] 98 |         BreakPoint { left_site: left_site, right_site: right_site, halfedge: halfedge }
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^ help: replace it with: `halfedge`
[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/voronoi.rs:127:31
[INFO] [stderr]     |
[INFO] [stderr] 127 |     let node_AB = BeachNode { parent: parent, left_child: Some(ind_A1), right_child: Some(ind_BA), item: internal_AB};
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^ help: replace it with: `parent`
[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/geometry.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let t = numer_a / denom;
[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: 6th binding whose name is just one char
[INFO] [stderr]   --> src/geometry.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let u = numer_c / denom;
[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/beachline.rs:41:72
[INFO] [stderr]    |
[INFO] [stderr] 41 |         BeachNode { parent: None, left_child: None, right_child: None, item: item}
[INFO] [stderr]    |                                                                        ^^^^^^^^^^ help: replace it with: `item`
[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/beachline.rs:46:25
[INFO] [stderr]    |
[INFO] [stderr] 46 |             BeachNode { parent: parent, left_child: None, right_child: None, item: item}
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ help: replace it with: `parent`
[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/beachline.rs:46:78
[INFO] [stderr]    |
[INFO] [stderr] 46 |             BeachNode { parent: parent, left_child: None, right_child: None, item: item}
[INFO] [stderr]    |                                                                              ^^^^^^^^^^ help: replace it with: `item`
[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/beachline.rs:80:15
[INFO] [stderr]    |
[INFO] [stderr] 80 |         Arc { site: site, site_event: site_event }
[INFO] [stderr]    |               ^^^^^^^^^^ help: replace it with: `site`
[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/beachline.rs:80:27
[INFO] [stderr]    |
[INFO] [stderr] 80 |         Arc { site: site, site_event: site_event }
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `site_event`
[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/beachline.rs:98:22
[INFO] [stderr]    |
[INFO] [stderr] 98 |         BreakPoint { left_site: left_site, right_site: right_site, halfedge: halfedge }
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `left_site`
[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/beachline.rs:98:44
[INFO] [stderr]    |
[INFO] [stderr] 98 |         BreakPoint { left_site: left_site, right_site: right_site, halfedge: halfedge }
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `right_site`
[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/beachline.rs:98:68
[INFO] [stderr]    |
[INFO] [stderr] 98 |         BreakPoint { left_site: left_site, right_site: right_site, halfedge: halfedge }
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^ help: replace it with: `halfedge`
[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/voronoi.rs:127:31
[INFO] [stderr]     |
[INFO] [stderr] 127 |     let node_AB = BeachNode { parent: parent, left_child: Some(ind_A1), right_child: Some(ind_BA), item: internal_AB};
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^ help: replace it with: `parent`
[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: unneeded return statement
[INFO] [stderr]   --> src/geometry.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     return Some(a + r * t);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(a + r * t)`
[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: unneeded return statement
[INFO] [stderr]   --> src/geometry.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     return Some(OrderedFloat::<f64>(y_cen - r));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(OrderedFloat::<f64>(y_cen - r))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/geometry.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     return Some(Point::new(x_cen, y_cen));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(Point::new(x_cen, y_cen))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/geometry.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     return x_bp;
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: remove `return` as shown: `x_bp`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/geometry.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 |     return numer / denom + (py + yl) / 2.;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `numer / denom + (py + yl) / 2.`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/point.rs:90:31
[INFO] [stderr]    |
[INFO] [stderr] 90 |         if self.y > other.y { return Ordering::Greater; }
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ordering::Greater`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/point.rs:92:35
[INFO] [stderr]    |
[INFO] [stderr] 92 |             if self.x < other.x { return Ordering::Greater; }
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ordering::Greater`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/point.rs:93:41
[INFO] [stderr]    |
[INFO] [stderr] 93 |             else if self.x == other.x { return Ordering::Equal; }
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ordering::Equal`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/point.rs:94:20
[INFO] [stderr]    |
[INFO] [stderr] 94 |             else { return Ordering::Less; }
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ordering::Less`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/point.rs:95:18
[INFO] [stderr]    |
[INFO] [stderr] 95 |         } else { return Ordering::Less; }
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ordering::Less`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/dcel.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |         return self.vertices[origin_ind].coordinates;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.vertices[origin_ind].coordinates`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/dcel.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         return result;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/dcel.rs:317:5
[INFO] [stderr]     |
[INFO] [stderr] 317 |     return intersections;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `intersections`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/dcel.rs:324:9
[INFO] [stderr]     |
[INFO] [stderr] 324 | /         if halfedge.origin != NIL && halfedge.next != NIL && halfedge.alive {
[INFO] [stderr] 325 | |             if dcel.halfedges[halfedge.next].origin != NIL {
[INFO] [stderr] 326 | |                 result.push([dcel.vertices[halfedge.origin].coordinates,
[INFO] [stderr] 327 | |                     dcel.get_origin(halfedge.next)])
[INFO] [stderr] 328 | |             }
[INFO] [stderr] 329 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 324 |         if halfedge.origin != NIL && halfedge.next != NIL && halfedge.alive && dcel.halfedges[halfedge.next].origin != NIL {
[INFO] [stderr] 325 |     result.push([dcel.vertices[halfedge.origin].coordinates,
[INFO] [stderr] 326 |         dcel.get_origin(halfedge.next)])
[INFO] [stderr] 327 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/dcel.rs:354:5
[INFO] [stderr]     |
[INFO] [stderr] 354 |     return result;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/beachline.rs:173:9
[INFO] [stderr]     |
[INFO] [stderr] 173 |         return current_parent;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `current_parent`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/voronoi.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     return result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/voronoi.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 |     return ind_B;
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `ind_B`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/geometry.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     return Some(a + r * t);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(a + r * t)`
[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: unneeded return statement
[INFO] [stderr]   --> src/geometry.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     return Some(OrderedFloat::<f64>(y_cen - r));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(OrderedFloat::<f64>(y_cen - r))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/geometry.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     return Some(Point::new(x_cen, y_cen));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(Point::new(x_cen, y_cen))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/geometry.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     return x_bp;
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: remove `return` as shown: `x_bp`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/geometry.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 |     return numer / denom + (py + yl) / 2.;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `numer / denom + (py + yl) / 2.`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/point.rs:90:31
[INFO] [stderr]    |
[INFO] [stderr] 90 |         if self.y > other.y { return Ordering::Greater; }
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ordering::Greater`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/point.rs:92:35
[INFO] [stderr]    |
[INFO] [stderr] 92 |             if self.x < other.x { return Ordering::Greater; }
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ordering::Greater`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/point.rs:93:41
[INFO] [stderr]    |
[INFO] [stderr] 93 |             else if self.x == other.x { return Ordering::Equal; }
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ordering::Equal`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/point.rs:94:20
[INFO] [stderr]    |
[INFO] [stderr] 94 |             else { return Ordering::Less; }
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ordering::Less`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/point.rs:95:18
[INFO] [stderr]    |
[INFO] [stderr] 95 |         } else { return Ordering::Less; }
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ordering::Less`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/dcel.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |         return self.vertices[origin_ind].coordinates;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.vertices[origin_ind].coordinates`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/dcel.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         return result;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/dcel.rs:317:5
[INFO] [stderr]     |
[INFO] [stderr] 317 |     return intersections;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `intersections`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/dcel.rs:324:9
[INFO] [stderr]     |
[INFO] [stderr] 324 | /         if halfedge.origin != NIL && halfedge.next != NIL && halfedge.alive {
[INFO] [stderr] 325 | |             if dcel.halfedges[halfedge.next].origin != NIL {
[INFO] [stderr] 326 | |                 result.push([dcel.vertices[halfedge.origin].coordinates,
[INFO] [stderr] 327 | |                     dcel.get_origin(halfedge.next)])
[INFO] [stderr] 328 | |             }
[INFO] [stderr] 329 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 324 |         if halfedge.origin != NIL && halfedge.next != NIL && halfedge.alive && dcel.halfedges[halfedge.next].origin != NIL {
[INFO] [stderr] 325 |     result.push([dcel.vertices[halfedge.origin].coordinates,
[INFO] [stderr] 326 |         dcel.get_origin(halfedge.next)])
[INFO] [stderr] 327 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/dcel.rs:354:5
[INFO] [stderr]     |
[INFO] [stderr] 354 |     return result;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/beachline.rs:173:9
[INFO] [stderr]     |
[INFO] [stderr] 173 |         return current_parent;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `current_parent`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/voronoi.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     return result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/voronoi.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 |     return ind_B;
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `ind_B`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]   --> src/geometry.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |     if let None = circle_center { return None; }
[INFO] [stderr]    |     -------^^^^--------------------------------- help: try this: `if circle_center.is_none()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `dcel::DCEL`
[INFO] [stderr]   --> src/dcel.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | /     pub fn new() -> Self {
[INFO] [stderr] 20 | |         DCEL {vertices: vec![],
[INFO] [stderr] 21 | |             halfedges: vec![],
[INFO] [stderr] 22 | |             faces: vec![]}
[INFO] [stderr] 23 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 8  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: statement can be reduced
[INFO] [stderr]   --> src/dcel.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |             seen_edges[current_ind];
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `seen_edges;current_ind;`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unnecessary_operation)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `dcel::HalfEdge`
[INFO] [stderr]    --> src/dcel.rs:169:5
[INFO] [stderr]     |
[INFO] [stderr] 169 | /     pub fn new() -> Self {
[INFO] [stderr] 170 | |         HalfEdge {origin: NIL, twin: NIL, next: NIL, face: NIL, prev: NIL, alive: true}
[INFO] [stderr] 171 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 149 | #[derive(Default)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/lloyd.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn polygon_centroid(pts: &Vec<Point>) -> Point {
[INFO] [stderr]   |                              ^^^^^^^^^^^ help: change this to: `&[Point]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]   --> src/geometry.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |     if let None = circle_center { return None; }
[INFO] [stderr]    |     -------^^^^--------------------------------- help: try this: `if circle_center.is_none()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `dcel::DCEL`
[INFO] [stderr]   --> src/dcel.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | /     pub fn new() -> Self {
[INFO] [stderr] 20 | |         DCEL {vertices: vec![],
[INFO] [stderr] 21 | |             halfedges: vec![],
[INFO] [stderr] 22 | |             faces: vec![]}
[INFO] [stderr] 23 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 8  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: statement can be reduced
[INFO] [stderr]   --> src/dcel.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |             seen_edges[current_ind];
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `seen_edges;current_ind;`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unnecessary_operation)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `dcel::HalfEdge`
[INFO] [stderr]    --> src/dcel.rs:169:5
[INFO] [stderr]     |
[INFO] [stderr] 169 | /     pub fn new() -> Self {
[INFO] [stderr] 170 | |         HalfEdge {origin: NIL, twin: NIL, next: NIL, face: NIL, prev: NIL, alive: true}
[INFO] [stderr] 171 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 149 | #[derive(Default)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/lloyd.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn polygon_centroid(pts: &Vec<Point>) -> Point {
[INFO] [stderr]   |                              ^^^^^^^^^^^ help: change this to: `&[Point]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/genvoronoi.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `voronoi`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "91341487480f23d4fb17df73490a22a320249ec52d41b3da0f3ab18bd1d508e0"`
[INFO] running `"docker" "rm" "-f" "91341487480f23d4fb17df73490a22a320249ec52d41b3da0f3ab18bd1d508e0"`
[INFO] [stdout] 91341487480f23d4fb17df73490a22a320249ec52d41b3da0f3ab18bd1d508e0