[INFO] crate black_scholes 0.3.0 is already in cache
[INFO] extracting crate black_scholes 0.3.0 into work/ex/clippy-test-run/sources/stable/reg/black_scholes/0.3.0
[INFO] extracting crate black_scholes 0.3.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/black_scholes/0.3.0
[INFO] validating manifest of black_scholes-0.3.0 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 black_scholes-0.3.0 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 black_scholes-0.3.0
[INFO] finished frobbing black_scholes-0.3.0
[INFO] frobbed toml for black_scholes-0.3.0 written to work/ex/clippy-test-run/sources/stable/reg/black_scholes/0.3.0/Cargo.toml
[INFO] started frobbing black_scholes-0.3.0
[INFO] finished frobbing black_scholes-0.3.0
[INFO] frobbed toml for black_scholes-0.3.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/black_scholes/0.3.0/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 black_scholes-0.3.0 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/black_scholes/0.3.0:/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] a46b43d5a06910d722921089b06301c88f2e4476d69d6168f612df6471428ab2
[INFO] running `"docker" "start" "-a" "a46b43d5a06910d722921089b06301c88f2e4476d69d6168f612df6471428ab2"`
[INFO] [stderr]     Checking black_scholes v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/lib.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |       else{
[INFO] [stderr]    |  _________^
[INFO] [stderr] 50 | |         if s>k {s-k} else {0.0}
[INFO] [stderr] 51 | |     }
[INFO] [stderr]    | |_____^ help: try: `if s>k {s-k} else {0.0}`
[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] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/lib.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |       else{
[INFO] [stderr]    |  _________^
[INFO] [stderr] 92 | |         if s>k {1.0} else {0.0}
[INFO] [stderr] 93 | |     }
[INFO] [stderr]    | |_____^ help: try: `if s>k {1.0} else {0.0}`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lib.rs:194:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |       else{
[INFO] [stderr]     |  _________^
[INFO] [stderr] 195 | |         if k>s {k-s} else {0.0}
[INFO] [stderr] 196 | |     }
[INFO] [stderr]     | |_____^ help: try: `if k>s {k-s} else {0.0}`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |         return cum_norm(d1)-1.0;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `cum_norm(d1)-1.0`
[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/lib.rs:237:9
[INFO] [stderr]     |
[INFO] [stderr] 237 |         return if k>s {-1.0} else {0.0};
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `if k>s {-1.0} else {0.0}`
[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: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:335:19
[INFO] [stderr]     |
[INFO] [stderr] 335 |     let precision=0.000001;
[INFO] [stderr]     |                   ^^^^^^^^ help: consider: `0.000_001`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:378:19
[INFO] [stderr]     |
[INFO] [stderr] 378 |     let precision=0.000001;
[INFO] [stderr]     |                   ^^^^^^^^ help: consider: `0.000_001`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Distribution`
[INFO] [stderr]   --> src/lib.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 | use rand::distributions::{Distribution};
[INFO] [stderr]    |                           ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/lib.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |       else{
[INFO] [stderr]    |  _________^
[INFO] [stderr] 50 | |         if s>k {s-k} else {0.0}
[INFO] [stderr] 51 | |     }
[INFO] [stderr]    | |_____^ help: try: `if s>k {s-k} else {0.0}`
[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] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/lib.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |       else{
[INFO] [stderr]    |  _________^
[INFO] [stderr] 92 | |         if s>k {1.0} else {0.0}
[INFO] [stderr] 93 | |     }
[INFO] [stderr]    | |_____^ help: try: `if s>k {1.0} else {0.0}`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/lib.rs:194:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |       else{
[INFO] [stderr]     |  _________^
[INFO] [stderr] 195 | |         if k>s {k-s} else {0.0}
[INFO] [stderr] 196 | |     }
[INFO] [stderr]     | |_____^ help: try: `if k>s {k-s} else {0.0}`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |         return cum_norm(d1)-1.0;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `cum_norm(d1)-1.0`
[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/lib.rs:237:9
[INFO] [stderr]     |
[INFO] [stderr] 237 |         return if k>s {-1.0} else {0.0};
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `if k>s {-1.0} else {0.0}`
[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: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:335:19
[INFO] [stderr]     |
[INFO] [stderr] 335 |     let precision=0.000001;
[INFO] [stderr]     |                   ^^^^^^^^ help: consider: `0.000_001`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:378:19
[INFO] [stderr]     |
[INFO] [stderr] 378 |     let precision=0.000001;
[INFO] [stderr]     |                   ^^^^^^^^ help: consider: `0.000_001`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:417:85
[INFO] [stderr]     |
[INFO] [stderr] 417 |         assert_abs_diff_eq!(SQRT_TWO_PI, (2.0*std::f64::consts::PI).sqrt(), epsilon=0.000000001);
[INFO] [stderr]     |                                                                                     ^^^^^^^^^^^ help: consider: `0.000_000_001`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:421:52
[INFO] [stderr]     |
[INFO] [stderr] 421 |         assert_eq!(call(5.0, 4.5, 0.05, 0.3, 1.0), 0.9848721043419868);
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^ help: consider: `0.984_872_104_341_986_8`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:429:51
[INFO] [stderr]     |
[INFO] [stderr] 429 |         assert_eq!(put(5.0, 4.5, 0.05, 0.3, 1.0), 0.2654045145951993);
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^ help: consider: `0.265_404_514_595_199_3`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:444:104
[INFO] [stderr]     |
[INFO] [stderr] 444 |         assert_abs_diff_eq!(call_iv_guess(price, s, k, rate, maturity , initial_guess), sigma, epsilon=0.00000001);
[INFO] [stderr]     |                                                                                                        ^^^^^^^^^^ help: consider: `0.000_000_01`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:474:22
[INFO] [stderr]     |
[INFO] [stderr] 474 |             if price>0.000001{
[INFO] [stderr]     |                      ^^^^^^^^ help: consider: `0.000_001`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:484:16
[INFO] [stderr]     |
[INFO] [stderr] 484 |         let s= 0.43065239380643594;
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^ help: consider: `0.430_652_393_806_435_94`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:485:15
[INFO] [stderr]     |
[INFO] [stderr] 485 |         let k=0.5016203266170813;
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^ help: consider: `0.501_620_326_617_081_3`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:486:19
[INFO] [stderr]     |
[INFO] [stderr] 486 |         let sigma=0.4192621453186373;
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ help: consider: `0.419_262_145_318_637_3`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:503:81
[INFO] [stderr]     |
[INFO] [stderr] 503 |         assert_abs_diff_eq!(put_iv(price, s, k, rate, maturity), sigma, epsilon=0.00000001);
[INFO] [stderr]     |                                                                                 ^^^^^^^^^^ help: consider: `0.000_000_01`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/lib.rs:421:9
[INFO] [stderr]     |
[INFO] [stderr] 421 |         assert_eq!(call(5.0, 4.5, 0.05, 0.3, 1.0), 0.9848721043419868);
[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]    --> src/lib.rs:421:9
[INFO] [stderr]     |
[INFO] [stderr] 421 |         assert_eq!(call(5.0, 4.5, 0.05, 0.3, 1.0), 0.9848721043419868);
[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]    --> src/lib.rs:425:9
[INFO] [stderr]     |
[INFO] [stderr] 425 |         assert_eq!(call(5.0, 4.5, 0.05, 0.3, 0.0), 0.5);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/lib.rs:425:9
[INFO] [stderr]     |
[INFO] [stderr] 425 |         assert_eq!(call(5.0, 4.5, 0.05, 0.3, 0.0), 0.5);
[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]    --> src/lib.rs:429:9
[INFO] [stderr]     |
[INFO] [stderr] 429 |         assert_eq!(put(5.0, 4.5, 0.05, 0.3, 1.0), 0.2654045145951993);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/lib.rs:429:9
[INFO] [stderr]     |
[INFO] [stderr] 429 |         assert_eq!(put(5.0, 4.5, 0.05, 0.3, 1.0), 0.2654045145951993);
[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]    --> src/lib.rs:433:9
[INFO] [stderr]     |
[INFO] [stderr] 433 |         assert_eq!(put(5.0, 4.5, 0.05, 0.3, 0.0), 0.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/lib.rs:433:9
[INFO] [stderr]     |
[INFO] [stderr] 433 |         assert_eq!(put(5.0, 4.5, 0.05, 0.3, 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: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `black_scholes`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a46b43d5a06910d722921089b06301c88f2e4476d69d6168f612df6471428ab2"`
[INFO] running `"docker" "rm" "-f" "a46b43d5a06910d722921089b06301c88f2e4476d69d6168f612df6471428ab2"`
[INFO] [stdout] a46b43d5a06910d722921089b06301c88f2e4476d69d6168f612df6471428ab2