[INFO] crate autodiff 0.1.4 is already in cache
[INFO] extracting crate autodiff 0.1.4 into work/ex/clippy-test-run/sources/stable/reg/autodiff/0.1.4
[INFO] extracting crate autodiff 0.1.4 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/autodiff/0.1.4
[INFO] validating manifest of autodiff-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 autodiff-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 autodiff-0.1.4
[INFO] finished frobbing autodiff-0.1.4
[INFO] frobbed toml for autodiff-0.1.4 written to work/ex/clippy-test-run/sources/stable/reg/autodiff/0.1.4/Cargo.toml
[INFO] started frobbing autodiff-0.1.4
[INFO] finished frobbing autodiff-0.1.4
[INFO] frobbed toml for autodiff-0.1.4 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/autodiff/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 autodiff-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-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/autodiff/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] 72667ab4bbc4f4beedfb80bff5b0aabc5c083a36f7d0f59e716ee49d56c9e357
[INFO] running `"docker" "start" "-a" "72667ab4bbc4f4beedfb80bff5b0aabc5c083a36f7d0f59e716ee49d56c9e357"`
[INFO] [stderr]     Checking autodiff v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/forward_autodiff.rs:514:33
[INFO] [stderr]     |
[INFO] [stderr] 514 |             Some(x) => Some(F { x: x, dx: 0.0 }),
[INFO] [stderr]     |                                 ^^^^ help: replace it with: `x`
[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/forward_autodiff.rs:514:33
[INFO] [stderr]     |
[INFO] [stderr] 514 |             Some(x) => Some(F { x: x, dx: 0.0 }),
[INFO] [stderr]     |                                 ^^^^ help: replace it with: `x`
[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: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:100:16
[INFO] [stderr]     |
[INFO] [stderr] 100 |         self + rhs as f64
[INFO] [stderr]     |                ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |         self as f64 + rhs
[INFO] [stderr]     |         ^^^^^^^^^^^ help: try: `f64::from(self)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:130:18
[INFO] [stderr]     |
[INFO] [stderr] 130 |         *self += rhs as f64;
[INFO] [stderr]     |                  ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:171:16
[INFO] [stderr]     |
[INFO] [stderr] 171 |         self - rhs as f64
[INFO] [stderr]     |                ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 |         self as f64 - rhs
[INFO] [stderr]     |         ^^^^^^^^^^^ help: try: `f64::from(self)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:201:18
[INFO] [stderr]     |
[INFO] [stderr] 201 |         *self -= rhs as f64;
[INFO] [stderr]     |                  ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:252:9
[INFO] [stderr]     |
[INFO] [stderr] 252 |         self as f64 * rhs
[INFO] [stderr]     |         ^^^^^^^^^^^ help: try: `f64::from(self)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:260:16
[INFO] [stderr]     |
[INFO] [stderr] 260 |         self * rhs as f64
[INFO] [stderr]     |                ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:285:18
[INFO] [stderr]     |
[INFO] [stderr] 285 |         *self *= rhs as f64;
[INFO] [stderr]     |                  ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:337:16
[INFO] [stderr]     |
[INFO] [stderr] 337 |         self / rhs as f64
[INFO] [stderr]     |                ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 |         self as f64 / rhs
[INFO] [stderr]     |         ^^^^^^^^^^^ help: try: `f64::from(self)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:367:18
[INFO] [stderr]     |
[INFO] [stderr] 367 |         *self /= rhs as f64;
[INFO] [stderr]     |                  ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:431:25
[INFO] [stderr]     |
[INFO] [stderr] 431 |         *self = *self % rhs as f64; // resuse non-trivial implementation
[INFO] [stderr]     |                         ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/forward_autodiff.rs:542:45
[INFO] [stderr]     |
[INFO] [stderr] 542 |         f64::from_str_radix(src, radix).map(|x| F::cst(x))
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^ help: remove closure as shown: `F::cst`
[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] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:801:27
[INFO] [stderr]     |
[INFO] [stderr] 801 |             dx: self.dx * n as f64 * self.x.powi(n - 1),
[INFO] [stderr]     |                           ^^^^^^^^ help: try: `f64::from(n)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:100:16
[INFO] [stderr]     |
[INFO] [stderr] 100 |         self + rhs as f64
[INFO] [stderr]     |                ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |         self as f64 + rhs
[INFO] [stderr]     |         ^^^^^^^^^^^ help: try: `f64::from(self)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:130:18
[INFO] [stderr]     |
[INFO] [stderr] 130 |         *self += rhs as f64;
[INFO] [stderr]     |                  ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:171:16
[INFO] [stderr]     |
[INFO] [stderr] 171 |         self - rhs as f64
[INFO] [stderr]     |                ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 |         self as f64 - rhs
[INFO] [stderr]     |         ^^^^^^^^^^^ help: try: `f64::from(self)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:201:18
[INFO] [stderr]     |
[INFO] [stderr] 201 |         *self -= rhs as f64;
[INFO] [stderr]     |                  ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:252:9
[INFO] [stderr]     |
[INFO] [stderr] 252 |         self as f64 * rhs
[INFO] [stderr]     |         ^^^^^^^^^^^ help: try: `f64::from(self)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:260:16
[INFO] [stderr]     |
[INFO] [stderr] 260 |         self * rhs as f64
[INFO] [stderr]     |                ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 27
[INFO] [stderr]     --> src/forward_autodiff.rs:1146:5
[INFO] [stderr]      |
[INFO] [stderr] 1146 | /     fn basic_arithmetic_test() {
[INFO] [stderr] 1147 | |         // Test basic arithmetic on F.
[INFO] [stderr] 1148 | |         let mut x = F::var(1.0);
[INFO] [stderr] 1149 | |         let y = F::var(2.0);
[INFO] [stderr] ...    |
[INFO] [stderr] 1191 | |         assert_full_eq!(x, F { x: 1.0, dx: 1.0 }); // mod assign
[INFO] [stderr] 1192 | |     }
[INFO] [stderr]      | |_____^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:285:18
[INFO] [stderr]     |
[INFO] [stderr] 285 |         *self *= rhs as f64;
[INFO] [stderr]     |                  ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]      = help: you could split it up into multiple smaller functions
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:337:16
[INFO] [stderr]     |
[INFO] [stderr] 337 |         self / rhs as f64
[INFO] [stderr]     |                ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 |         self as f64 / rhs
[INFO] [stderr]     |         ^^^^^^^^^^^ help: try: `f64::from(self)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:367:18
[INFO] [stderr]     |
[INFO] [stderr] 367 |         *self /= rhs as f64;
[INFO] [stderr]     |                  ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:431:25
[INFO] [stderr]     |
[INFO] [stderr] 431 |         *self = *self % rhs as f64; // resuse non-trivial implementation
[INFO] [stderr]     |                         ^^^^^^^^^^ help: try: `f64::from(rhs)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/forward_autodiff.rs:542:45
[INFO] [stderr]     |
[INFO] [stderr] 542 |         f64::from_str_radix(src, radix).map(|x| F::cst(x))
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^ help: remove closure as shown: `F::cst`
[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] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/forward_autodiff.rs:801:27
[INFO] [stderr]     |
[INFO] [stderr] 801 |             dx: self.dx * n as f64 * self.x.powi(n - 1),
[INFO] [stderr]     |                           ^^^^^^^^ help: try: `f64::from(n)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     assert_eq!(x.x, 1.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[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]   --> tests/autodiff.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     assert_eq!(x.x, 1.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     assert_eq!(x.dx, 1.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/autodiff.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     assert_eq!(x.dx, 1.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     assert_eq!(x.x, x.value());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/autodiff.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     assert_eq!(x.x, x.value());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     assert_eq!(x.dx, x.deriv());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/autodiff.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     assert_eq!(x.dx, x.deriv());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     assert_eq!(y.x, y.value());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/autodiff.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     assert_eq!(y.x, y.value());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     assert_eq!(y.dx, y.deriv());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/autodiff.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     assert_eq!(y.dx, y.deriv());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     assert_eq!(diff(|_| F::cst(1.0), 0.0), 0.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/autodiff.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     assert_eq!(diff(|_| F::cst(1.0), 0.0), 0.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     assert_eq!(diff(|x| x, 0.0), 1.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/autodiff.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     assert_eq!(diff(|x| x, 0.0), 1.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     assert_eq!(diff(|x| x * x, 0.0), 0.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/autodiff.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     assert_eq!(diff(|x| x * x, 0.0), 0.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     assert_eq!(diff(|x| x * x, 1.0), 2.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/autodiff.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     assert_eq!(diff(|x| x * x, 1.0), 2.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     assert_eq!(diff(|x| Float::exp(-x * x / 2.0), 0.0), 0.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/autodiff.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     assert_eq!(diff(|x| Float::exp(-x * x / 2.0), 0.0), 0.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/autodiff.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 | /         assert_eq!(
[INFO] [stderr] 43 | |             diff(|x| Float::exp(-x * x / F::cst(2.0)), t),
[INFO] [stderr] 44 | |             -t * Float::exp(-t * t / 2.0)
[INFO] [stderr] 45 | |         );
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/autodiff.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 | /         assert_eq!(
[INFO] [stderr] 43 | |             diff(|x| Float::exp(-x * x / F::cst(2.0)), t),
[INFO] [stderr] 44 | |             -t * Float::exp(-t * t / 2.0)
[INFO] [stderr] 45 | |         );
[INFO] [stderr]    | |__________^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[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 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `autodiff`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "72667ab4bbc4f4beedfb80bff5b0aabc5c083a36f7d0f59e716ee49d56c9e357"`
[INFO] running `"docker" "rm" "-f" "72667ab4bbc4f4beedfb80bff5b0aabc5c083a36f7d0f59e716ee49d56c9e357"`
[INFO] [stdout] 72667ab4bbc4f4beedfb80bff5b0aabc5c083a36f7d0f59e716ee49d56c9e357