[INFO] crate introsort 0.6.0 is already in cache
[INFO] extracting crate introsort 0.6.0 into work/ex/clippy-test-run/sources/stable/reg/introsort/0.6.0
[INFO] extracting crate introsort 0.6.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/introsort/0.6.0
[INFO] validating manifest of introsort-0.6.0 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 introsort-0.6.0 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 introsort-0.6.0
[INFO] finished frobbing introsort-0.6.0
[INFO] frobbed toml for introsort-0.6.0 written to work/ex/clippy-test-run/sources/stable/reg/introsort/0.6.0/Cargo.toml
[INFO] started frobbing introsort-0.6.0
[INFO] finished frobbing introsort-0.6.0
[INFO] frobbed toml for introsort-0.6.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/introsort/0.6.0/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 introsort-0.6.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/introsort/0.6.0:/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] 06712f97ee382ab81ca596fab46ffdaee679f40820816e4caaf53998419b1981
[INFO] running `"docker" "start" "-a" "06712f97ee382ab81ca596fab46ffdaee679f40820816e4caaf53998419b1981"`
[INFO] [stderr]     Checking void v0.0.5
[INFO] [stderr]     Checking unreachable v0.0.2
[INFO] [stderr]     Checking introsort v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/sort.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |     let mut d = c;
[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: 6th binding whose name is just one char
[INFO] [stderr]    --> src/sort.rs:197:17
[INFO] [stderr]     |
[INFO] [stderr] 197 |             let r = compare_idxs_safe(v, b, 0, compare);
[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: 6th binding whose name is just one char
[INFO] [stderr]    --> src/sort.rs:206:17
[INFO] [stderr]     |
[INFO] [stderr] 206 |             let r = compare_idxs_safe(v, c, 0, compare);
[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: 6th binding whose name is just one char
[INFO] [stderr]    --> src/sort.rs:220:9
[INFO] [stderr]     |
[INFO] [stderr] 220 |     let n = v.len();
[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: 7th binding whose name is just one char
[INFO] [stderr]    --> src/sort.rs:221:9
[INFO] [stderr]     |
[INFO] [stderr] 221 |     let l = min(a, b - a);
[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: 8th binding whose name is just one char
[INFO] [stderr]    --> src/sort.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |     let r = min(d - c, n - 1 - d);
[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/sort.rs:230:13
[INFO] [stderr]     |
[INFO] [stderr] 230 |     let mut i = 0;
[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/sort.rs:314:9
[INFO] [stderr]     |
[INFO] [stderr] 314 |     let y = v.get_unchecked(b);
[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: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                 ^^^ help: try this: `e1`
[INFO] [stderr] ...
[INFO] [stderr] 64 |         maybe_swap!(v, &mut e1, &mut e2, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::deref_addrof)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                      ^^^ help: try this: `e2`
[INFO] [stderr] ...
[INFO] [stderr] 64 |         maybe_swap!(v, &mut e1, &mut e2, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                 ^^^ help: try this: `e4`
[INFO] [stderr] ...
[INFO] [stderr] 65 |         maybe_swap!(v, &mut e4, &mut e5, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                      ^^^ help: try this: `e5`
[INFO] [stderr] ...
[INFO] [stderr] 65 |         maybe_swap!(v, &mut e4, &mut e5, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                 ^^^ help: try this: `e3`
[INFO] [stderr] ...
[INFO] [stderr] 66 |         maybe_swap!(v, &mut e3, &mut e5, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                      ^^^ help: try this: `e5`
[INFO] [stderr] ...
[INFO] [stderr] 66 |         maybe_swap!(v, &mut e3, &mut e5, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                 ^^^ help: try this: `e3`
[INFO] [stderr] ...
[INFO] [stderr] 67 |         maybe_swap!(v, &mut e3, &mut e4, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                      ^^^ help: try this: `e4`
[INFO] [stderr] ...
[INFO] [stderr] 67 |         maybe_swap!(v, &mut e3, &mut e4, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                 ^^^ help: try this: `e2`
[INFO] [stderr] ...
[INFO] [stderr] 68 |         maybe_swap!(v, &mut e2, &mut e5, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                      ^^^ help: try this: `e5`
[INFO] [stderr] ...
[INFO] [stderr] 68 |         maybe_swap!(v, &mut e2, &mut e5, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                 ^^^ help: try this: `e1`
[INFO] [stderr] ...
[INFO] [stderr] 69 |         maybe_swap!(v, &mut e1, &mut e4, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                      ^^^ help: try this: `e4`
[INFO] [stderr] ...
[INFO] [stderr] 69 |         maybe_swap!(v, &mut e1, &mut e4, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                 ^^^ help: try this: `e1`
[INFO] [stderr] ...
[INFO] [stderr] 70 |         maybe_swap!(v, &mut e1, &mut e3, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                      ^^^ help: try this: `e3`
[INFO] [stderr] ...
[INFO] [stderr] 70 |         maybe_swap!(v, &mut e1, &mut e3, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                 ^^^ help: try this: `e2`
[INFO] [stderr] ...
[INFO] [stderr] 71 |         maybe_swap!(v, &mut e2, &mut e4, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                      ^^^ help: try this: `e4`
[INFO] [stderr] ...
[INFO] [stderr] 71 |         maybe_swap!(v, &mut e2, &mut e4, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                 ^^^ help: try this: `e2`
[INFO] [stderr] ...
[INFO] [stderr] 72 |         maybe_swap!(v, &mut e2, &mut e3, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: immediately dereferencing a reference
[INFO] [stderr]   --> src/sort.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 37 |             if compare_idxs($v, *$a, *$b, $compare) == Greater {
[INFO] [stderr]    |                                      ^^^ help: try this: `e3`
[INFO] [stderr] ...
[INFO] [stderr] 72 |         maybe_swap!(v, &mut e2, &mut e3, compare);
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deref_addrof
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/sort.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     return false;
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[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/sort.rs:226:5
[INFO] [stderr]     |
[INFO] [stderr] 226 |     return (b - a, d - c);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(b - a, d - c)`
[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: unneeded return statement
[INFO] [stderr]   --> src/float.rs:96:5
[INFO] [stderr]    |
[INFO] [stderr] 96 |     return left;
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: remove `return` as shown: `left`
[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: an inclusive range would be more readable
[INFO] [stderr]   --> src/float.rs:42:20
[INFO] [stderr]    |
[INFO] [stderr] 42 |     sort_by(&mut v[..rnan + 1], &|x: &T, y: &T|
[INFO] [stderr]    |                    ^^^^^^^^^^ help: use: `..=rnan`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/float.rs:49:35
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let left = find_first_zero(&v[..rnan + 1]);
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: use: `..=rnan`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/float.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 |     if v.len() == 0 { return 0; }
[INFO] [stderr]    |        ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `v.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] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/float.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `introsort`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/test.rs:33:22
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let mut v = [0xDEADBEEFusize];
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^ help: consider: `0xDEAD_BEEFusize`
[INFO] [stderr] ...
[INFO] [stderr] 41 |     do_test_sort!(sort_by);
[INFO] [stderr]    |     ----------------------- in this macro invocation
[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]   --> tests/test.rs:35:23
[INFO] [stderr]    |
[INFO] [stderr] 35 |         assert!(v == [0xDEADBEEF]);
[INFO] [stderr]    |                       ^^^^^^^^^^ help: consider: `0xDEAD_BEEF`
[INFO] [stderr] ...
[INFO] [stderr] 41 |     do_test_sort!(sort_by);
[INFO] [stderr]    |     ----------------------- in this macro invocation
[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]   --> tests/test.rs:33:22
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let mut v = [0xDEADBEEFusize];
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^ help: consider: `0xDEAD_BEEFusize`
[INFO] [stderr] ...
[INFO] [stderr] 46 |     do_test_sort!(heapsort);
[INFO] [stderr]    |     ------------------------ in this macro invocation
[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]   --> tests/test.rs:35:23
[INFO] [stderr]    |
[INFO] [stderr] 35 |         assert!(v == [0xDEADBEEF]);
[INFO] [stderr]    |                       ^^^^^^^^^^ help: consider: `0xDEAD_BEEF`
[INFO] [stderr] ...
[INFO] [stderr] 46 |     do_test_sort!(heapsort);
[INFO] [stderr]    |     ------------------------ in this macro invocation
[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]   --> tests/test.rs:33:22
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let mut v = [0xDEADBEEFusize];
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^ help: consider: `0xDEAD_BEEFusize`
[INFO] [stderr] ...
[INFO] [stderr] 51 |     do_test_sort!(insertion_sort);
[INFO] [stderr]    |     ------------------------------ in this macro invocation
[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]   --> tests/test.rs:35:23
[INFO] [stderr]    |
[INFO] [stderr] 35 |         assert!(v == [0xDEADBEEF]);
[INFO] [stderr]    |                       ^^^^^^^^^^ help: consider: `0xDEAD_BEEF`
[INFO] [stderr] ...
[INFO] [stderr] 51 |     do_test_sort!(insertion_sort);
[INFO] [stderr]    |     ------------------------------ in this macro invocation
[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[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/bench.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `introsort`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: in an 'if' condition, avoid complex blocks or closures with blocks; instead, move the block or closure higher and bind it with a 'let'
[INFO] [stderr]   --> tests/test-floats.rs:88:41
[INFO] [stderr]    |
[INFO] [stderr] 88 |       assert!(not_nans.windows(2).all(|w| {
[INFO] [stderr]    |  _________________________________________^
[INFO] [stderr] 89 | |         let (a, b) = (w[0], w[1]);
[INFO] [stderr] 90 | |         println!("{:?}, {:?}\t{}, {}", a, b, a.signum(), b.signum());
[INFO] [stderr] 91 | |         a < b || (a == b && !(b.is_sign_negative() && a.is_sign_positive()))
[INFO] [stderr] 92 | |     }));
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::block_in_if_condition_stmt)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#block_in_if_condition_stmt
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/test-floats.rs:91:19
[INFO] [stderr]    |
[INFO] [stderr] 91 |         a < b || (a == b && !(b.is_sign_negative() && a.is_sign_positive()))
[INFO] [stderr]    |                   ^^^^^^ help: consider comparing them within some error: `(a - b).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]   --> tests/test-floats.rs:91:19
[INFO] [stderr]    |
[INFO] [stderr] 91 |         a < b || (a == b && !(b.is_sign_negative() && a.is_sign_positive()))
[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 `introsort`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "06712f97ee382ab81ca596fab46ffdaee679f40820816e4caaf53998419b1981"`
[INFO] running `"docker" "rm" "-f" "06712f97ee382ab81ca596fab46ffdaee679f40820816e4caaf53998419b1981"`
[INFO] [stdout] 06712f97ee382ab81ca596fab46ffdaee679f40820816e4caaf53998419b1981