[INFO] crate delaunator 0.2.0 is already in cache
[INFO] extracting crate delaunator 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/delaunator/0.2.0
[INFO] extracting crate delaunator 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/delaunator/0.2.0
[INFO] validating manifest of delaunator-0.2.0 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 delaunator-0.2.0 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 delaunator-0.2.0
[INFO] finished frobbing delaunator-0.2.0
[INFO] frobbed toml for delaunator-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/delaunator/0.2.0/Cargo.toml
[INFO] started frobbing delaunator-0.2.0
[INFO] finished frobbing delaunator-0.2.0
[INFO] frobbed toml for delaunator-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/delaunator/0.2.0/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 delaunator-0.2.0 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/reg/delaunator/0.2.0:/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] 8000963a8d46f34259f4283d485e3b81095d463487b3353cdf5062ebe614b5a0
[INFO] running `"docker" "start" "-a" "8000963a8d46f34259f4283d485e3b81095d463487b3353cdf5062ebe614b5a0"`
[INFO] [stderr]     Checking delaunator v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/lib.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let y = (dx * cl - ex * bl) * d;
[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/lib.rs:466:17
[INFO] [stderr]     |
[INFO] [stderr] 466 |             let q = hull.next[n];
[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: 5th binding whose name is just one char
[INFO] [stderr]    --> src/lib.rs:479:21
[INFO] [stderr]     |
[INFO] [stderr] 479 |                 let q = hull.prev[e];
[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: 5th binding whose name is just one char
[INFO] [stderr]   --> src/lib.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let y = (dx * cl - ex * bl) * d;
[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/lib.rs:466:17
[INFO] [stderr]     |
[INFO] [stderr] 466 |             let q = hull.next[n];
[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: 5th binding whose name is just one char
[INFO] [stderr]    --> src/lib.rs:479:21
[INFO] [stderr]     |
[INFO] [stderr] 479 |                 let q = hull.prev[e];
[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: item `Triangulation` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:141:1
[INFO] [stderr]     |
[INFO] [stderr] 141 | / impl Triangulation {
[INFO] [stderr] 142 | |     fn new(n: usize) -> Triangulation {
[INFO] [stderr] 143 | |         let max_triangles = 2 * n - 5;
[INFO] [stderr] 144 | |         Triangulation {
[INFO] [stderr] ...   |
[INFO] [stderr] 263 | |     }
[INFO] [stderr] 264 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: item `Triangulation` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:141:1
[INFO] [stderr]     |
[INFO] [stderr] 141 | / impl Triangulation {
[INFO] [stderr] 142 | |     fn new(n: usize) -> Triangulation {
[INFO] [stderr] 143 | |         let max_triangles = 2 * n - 5;
[INFO] [stderr] 144 | |         Triangulation {
[INFO] [stderr] ...   |
[INFO] [stderr] 263 | |     }
[INFO] [stderr] 264 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `x`.
[INFO] [stderr]    --> tests/tests.rs:125:14
[INFO] [stderr]     |
[INFO] [stderr] 125 |     for i in 1..x.len() {
[INFO] [stderr]     |              ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 125 |     for <item> in x.iter().skip(1) {
[INFO] [stderr]     |         ^^^^^^    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.29s
[INFO] running `"docker" "inspect" "8000963a8d46f34259f4283d485e3b81095d463487b3353cdf5062ebe614b5a0"`
[INFO] running `"docker" "rm" "-f" "8000963a8d46f34259f4283d485e3b81095d463487b3353cdf5062ebe614b5a0"`
[INFO] [stdout] 8000963a8d46f34259f4283d485e3b81095d463487b3353cdf5062ebe614b5a0