[INFO] crate splines 0.2.3 is already in cache
[INFO] extracting crate splines 0.2.3 into work/ex/clippy-test-run/sources/stable/reg/splines/0.2.3
[INFO] extracting crate splines 0.2.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/splines/0.2.3
[INFO] validating manifest of splines-0.2.3 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 splines-0.2.3 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 splines-0.2.3
[INFO] finished frobbing splines-0.2.3
[INFO] frobbed toml for splines-0.2.3 written to work/ex/clippy-test-run/sources/stable/reg/splines/0.2.3/Cargo.toml
[INFO] started frobbing splines-0.2.3
[INFO] finished frobbing splines-0.2.3
[INFO] frobbed toml for splines-0.2.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/splines/0.2.3/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 splines-0.2.3 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/reg/splines/0.2.3:/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] 5b705641835fb762b2f2506d1cc4cb6163cd31edd49cc7a91dd1c7cbc40844f4
[INFO] running `"docker" "start" "-a" "5b705641835fb762b2f2506d1cc4cb6163cd31edd49cc7a91dd1c7cbc40844f4"`
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]     Checking splines v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:145:7
[INFO] [stderr]     |
[INFO] [stderr] 145 |       t: t,
[INFO] [stderr]     |       ^^^^ help: replace it with: `t`
[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/lib.rs:146:7
[INFO] [stderr]     |
[INFO] [stderr] 146 |       value: value,
[INFO] [stderr]     |       ^^^^^^^^^^^^ help: replace it with: `value`
[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/lib.rs:147:7
[INFO] [stderr]     |
[INFO] [stderr] 147 |       interpolation: interpolation
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `interpolation`
[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/lib.rs:352:84
[INFO] [stderr]     |
[INFO] [stderr] 352 |   fn cubic_hermite(x: (Self, f32), a: (Self, f32), b: (Self, f32), y: (Self, f32), t: f32) -> Self {
[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:363:84
[INFO] [stderr]     |
[INFO] [stderr] 363 |   fn cubic_hermite(x: (Self, f32), a: (Self, f32), b: (Self, f32), y: (Self, f32), t: f32) -> Self {
[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:374:84
[INFO] [stderr]     |
[INFO] [stderr] 374 |   fn cubic_hermite(x: (Self, f32), a: (Self, f32), b: (Self, f32), y: (Self, f32), t: f32) -> Self {
[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:385:84
[INFO] [stderr]     |
[INFO] [stderr] 385 |   fn cubic_hermite(x: (Self, f32), a: (Self, f32), b: (Self, f32), y: (Self, f32), t: f32) -> Self {
[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:454:84
[INFO] [stderr]     |
[INFO] [stderr] 454 | pub(crate) fn cubic_hermite<T>(x: (T, f32), a: (T, f32), b: (T, f32), y: (T, f32), t: f32) -> T
[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/lib.rs:145:7
[INFO] [stderr]     |
[INFO] [stderr] 145 |       t: t,
[INFO] [stderr]     |       ^^^^ help: replace it with: `t`
[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/lib.rs:146:7
[INFO] [stderr]     |
[INFO] [stderr] 146 |       value: value,
[INFO] [stderr]     |       ^^^^^^^^^^^^ help: replace it with: `value`
[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/lib.rs:147:7
[INFO] [stderr]     |
[INFO] [stderr] 147 |       interpolation: interpolation
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `interpolation`
[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/lib.rs:352:84
[INFO] [stderr]     |
[INFO] [stderr] 352 |   fn cubic_hermite(x: (Self, f32), a: (Self, f32), b: (Self, f32), y: (Self, f32), t: f32) -> Self {
[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:363:84
[INFO] [stderr]     |
[INFO] [stderr] 363 |   fn cubic_hermite(x: (Self, f32), a: (Self, f32), b: (Self, f32), y: (Self, f32), t: f32) -> Self {
[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:374:84
[INFO] [stderr]     |
[INFO] [stderr] 374 |   fn cubic_hermite(x: (Self, f32), a: (Self, f32), b: (Self, f32), y: (Self, f32), t: f32) -> Self {
[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:385:84
[INFO] [stderr]     |
[INFO] [stderr] 385 |   fn cubic_hermite(x: (Self, f32), a: (Self, f32), b: (Self, f32), y: (Self, f32), t: f32) -> Self {
[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:454:84
[INFO] [stderr]     |
[INFO] [stderr] 454 | pub(crate) fn cubic_hermite<T>(x: (T, f32), a: (T, f32), b: (T, f32), y: (T, f32), t: f32) -> T
[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: defining a method called `from_iter` on this type; consider implementing the `std::iter::FromIterator` trait or choosing a less ambiguous name
[INFO] [stderr]    --> src/lib.rs:201:3
[INFO] [stderr]     |
[INFO] [stderr] 201 | /   pub fn from_iter<I>(iter: I) -> Self where I: Iterator<Item = Key<T>> {
[INFO] [stderr] 202 | |     Self::from_vec(iter.collect())
[INFO] [stderr] 203 | |   }
[INFO] [stderr]     | |___^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::should_implement_trait)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/lib.rs:314:12
[INFO] [stderr]     |
[INFO] [stderr] 314 |       if let Some(_) = r {
[INFO] [stderr]     |  _____-      ^^^^^^^
[INFO] [stderr] 315 | |       self.i += 1;
[INFO] [stderr] 316 | |     }
[INFO] [stderr]     | |_____- help: try this: `if r.is_some()`
[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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/lib.rs:472:11
[INFO] [stderr]     |
[INFO] [stderr] 472 |   assert!(cp1.t != cp.t, "overlapping keys");
[INFO] [stderr]     |           ^^^^^^^^^^^^^ help: consider comparing them within some error: `(cp1.t - cp.t).abs() < error`
[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/lib.rs:472:11
[INFO] [stderr]     |
[INFO] [stderr] 472 |   assert!(cp1.t != cp.t, "overlapping keys");
[INFO] [stderr]     |           ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `splines`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: defining a method called `from_iter` on this type; consider implementing the `std::iter::FromIterator` trait or choosing a less ambiguous name
[INFO] [stderr]    --> src/lib.rs:201:3
[INFO] [stderr]     |
[INFO] [stderr] 201 | /   pub fn from_iter<I>(iter: I) -> Self where I: Iterator<Item = Key<T>> {
[INFO] [stderr] 202 | |     Self::from_vec(iter.collect())
[INFO] [stderr] 203 | |   }
[INFO] [stderr]     | |___^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::should_implement_trait)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/lib.rs:314:12
[INFO] [stderr]     |
[INFO] [stderr] 314 |       if let Some(_) = r {
[INFO] [stderr]     |  _____-      ^^^^^^^
[INFO] [stderr] 315 | |       self.i += 1;
[INFO] [stderr] 316 | |     }
[INFO] [stderr]     | |_____- help: try this: `if r.is_some()`
[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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/lib.rs:472:11
[INFO] [stderr]     |
[INFO] [stderr] 472 |   assert!(cp1.t != cp.t, "overlapping keys");
[INFO] [stderr]     |           ^^^^^^^^^^^^^ help: consider comparing them within some error: `(cp1.t - cp.t).abs() < error`
[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/lib.rs:472:11
[INFO] [stderr]     |
[INFO] [stderr] 472 |   assert!(cp1.t != cp.t, "overlapping keys");
[INFO] [stderr]     |           ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `splines`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5b705641835fb762b2f2506d1cc4cb6163cd31edd49cc7a91dd1c7cbc40844f4"`
[INFO] running `"docker" "rm" "-f" "5b705641835fb762b2f2506d1cc4cb6163cd31edd49cc7a91dd1c7cbc40844f4"`
[INFO] [stdout] 5b705641835fb762b2f2506d1cc4cb6163cd31edd49cc7a91dd1c7cbc40844f4