[INFO] crate initial_conditions 0.4.0 is already in cache
[INFO] extracting crate initial_conditions 0.4.0 into work/ex/clippy-test-run/sources/stable/reg/initial_conditions/0.4.0
[INFO] extracting crate initial_conditions 0.4.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/initial_conditions/0.4.0
[INFO] validating manifest of initial_conditions-0.4.0 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 initial_conditions-0.4.0 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 initial_conditions-0.4.0
[INFO] finished frobbing initial_conditions-0.4.0
[INFO] frobbed toml for initial_conditions-0.4.0 written to work/ex/clippy-test-run/sources/stable/reg/initial_conditions/0.4.0/Cargo.toml
[INFO] started frobbing initial_conditions-0.4.0
[INFO] finished frobbing initial_conditions-0.4.0
[INFO] frobbed toml for initial_conditions-0.4.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/initial_conditions/0.4.0/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 initial_conditions-0.4.0 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/initial_conditions/0.4.0:/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] 0a2c407a1793585e1da940204e1a7e12ab32e3fc37b41d8d7d393a88ed78b56f
[INFO] running `"docker" "start" "-a" "0a2c407a1793585e1da940204e1a7e12ab32e3fc37b41d8d7d393a88ed78b56f"`
[INFO] [stderr]     Checking initial_conditions v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the loop variable `i` is only used to index `self`.
[INFO] [stderr]   --> src/utils/vec_traits.rs:81:18
[INFO] [stderr]    |
[INFO] [stderr] 81 |         for i in 0..self.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] 81 |         for <item> in &mut self {
[INFO] [stderr]    |             ^^^^^^    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `self`.
[INFO] [stderr]   --> src/utils/vec_traits.rs:91:18
[INFO] [stderr]    |
[INFO] [stderr] 91 |         for i in 0..self.len() {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[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] 91 |         for <item> in &mut self {
[INFO] [stderr]    |             ^^^^^^    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/utils/vec_traits.rs:138:12
[INFO] [stderr]     |
[INFO] [stderr] 138 |         if self.len() == 0 { return T::zero(); }
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `self`.
[INFO] [stderr]    --> src/utils/vec_traits.rs:141:18
[INFO] [stderr]     |
[INFO] [stderr] 141 |         for i in 0..self.len() {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^
[INFO] [stderr]     |
[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] 141 |         for <item> in &self {
[INFO] [stderr]     |             ^^^^^^    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kinematics/circular_motion.rs:64:36
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let diff = abs(avg_speed - 15.70796326794);
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^ help: consider: `15.707_963_267_94`
[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/kinematics/work.rs:43:31
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let diff = abs(work - 84.8528137424);
[INFO] [stderr]    |                               ^^^^^^^^^^^^^ help: consider: `84.852_813_742_4`
[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/utils/vec_traits.rs:256:24
[INFO] [stderr]     |
[INFO] [stderr] 256 |         let expected = 2.449489742783178;
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^ help: consider: `2.449_489_742_783_178`
[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/kinematics/circular_motion.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         assert_eq!(a, 8.0);
[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]   --> src/kinematics/circular_motion.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         assert_eq!(a, 8.0);
[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]   --> src/kinematics/work.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         assert_eq!(work, 120.0);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> src/kinematics/work.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         assert_eq!(work, 120.0);
[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] warning: the loop variable `i` is only used to index `self`.
[INFO] [stderr]   --> src/utils/vec_traits.rs:81:18
[INFO] [stderr]    |
[INFO] [stderr] 81 |         for i in 0..self.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] 81 |         for <item> in &mut self {
[INFO] [stderr]    |             ^^^^^^    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `self`.
[INFO] [stderr]   --> src/utils/vec_traits.rs:91:18
[INFO] [stderr]    |
[INFO] [stderr] 91 |         for i in 0..self.len() {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[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] 91 |         for <item> in &mut self {
[INFO] [stderr]    |             ^^^^^^    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/utils/vec_traits.rs:138:12
[INFO] [stderr]     |
[INFO] [stderr] 138 |         if self.len() == 0 { return T::zero(); }
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `self`.
[INFO] [stderr]    --> src/utils/vec_traits.rs:141:18
[INFO] [stderr]     |
[INFO] [stderr] 141 |         for i in 0..self.len() {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^
[INFO] [stderr]     |
[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] 141 |         for <item> in &self {
[INFO] [stderr]     |             ^^^^^^    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/utils/vec_traits.rs:185:24
[INFO] [stderr]     |
[INFO] [stderr] 185 |         let expected = 12 as f64;
[INFO] [stderr]     |                        ^^^^^^^^^ help: try: `f64::from(12)`
[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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/utils/vec_traits.rs:186:9
[INFO] [stderr]     |
[INFO] [stderr] 186 |         assert_eq!(v.dot(v2), expected);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/utils/vec_traits.rs:186:9
[INFO] [stderr]     |
[INFO] [stderr] 186 |         assert_eq!(v.dot(v2), expected);
[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/utils/vec_traits.rs:268:9
[INFO] [stderr]     |
[INFO] [stderr] 268 |         assert_eq!(norm, expected);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/utils/vec_traits.rs:268:9
[INFO] [stderr]     |
[INFO] [stderr] 268 |         assert_eq!(norm, expected);
[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 `initial_conditions`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "0a2c407a1793585e1da940204e1a7e12ab32e3fc37b41d8d7d393a88ed78b56f"`
[INFO] running `"docker" "rm" "-f" "0a2c407a1793585e1da940204e1a7e12ab32e3fc37b41d8d7d393a88ed78b56f"`
[INFO] [stdout] 0a2c407a1793585e1da940204e1a7e12ab32e3fc37b41d8d7d393a88ed78b56f