[INFO] updating cached repository kw-udon/succinct_tree
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kw-udon/succinct_tree
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kw-udon/succinct_tree" "work/ex/clippy-test-run/sources/stable/gh/kw-udon/succinct_tree"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/kw-udon/succinct_tree'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kw-udon/succinct_tree" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kw-udon/succinct_tree"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kw-udon/succinct_tree'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 294e92fee0dc18dbf38f0a39e6d63c576e0a0908
[INFO] sha for GitHub repo kw-udon/succinct_tree: 294e92fee0dc18dbf38f0a39e6d63c576e0a0908
[INFO] validating manifest of kw-udon/succinct_tree 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 kw-udon/succinct_tree 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 kw-udon/succinct_tree
[INFO] finished frobbing kw-udon/succinct_tree
[INFO] frobbed toml for kw-udon/succinct_tree written to work/ex/clippy-test-run/sources/stable/gh/kw-udon/succinct_tree/Cargo.toml
[INFO] started frobbing kw-udon/succinct_tree
[INFO] finished frobbing kw-udon/succinct_tree
[INFO] frobbed toml for kw-udon/succinct_tree written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kw-udon/succinct_tree/Cargo.toml
[INFO] crate kw-udon/succinct_tree has a lockfile. skipping
[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 kw-udon/succinct_tree against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/kw-udon/succinct_tree:/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] 5037edb52a02e0a6dc581d3925fa45c1f8eea8a2f579249668eefa07aa46e7da
[INFO] running `"docker" "start" "-a" "5037edb52a02e0a6dc581d3925fa45c1f8eea8a2f579249668eefa07aa46e7da"`
[INFO] [stderr]     Checking succinct_tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/rank_select.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             b: b,
[INFO] [stderr]    |             ^^^^ help: replace it with: `b`
[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/rank_select.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             r1: r1,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `r1`
[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/rank_select.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |             r2: r2,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `r2`
[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/rank_select.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             tree: tree,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `tree`
[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/rank_select.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let c = (rank_table[idx as usize] >> (((3 - ((x + 1) % 3)) % 3) * 2) as u8) & 0b11;
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/balanced_paren.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             p: p,
[INFO] [stderr]    |             ^^^^ help: replace it with: `p`
[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/balanced_paren.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             p_idx: p_idx,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `p_idx`
[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/balanced_paren.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             b: b,
[INFO] [stderr]    |             ^^^^ help: replace it with: `b`
[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/balanced_paren.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             p1: p1,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `p1`
[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: using `println!("")`
[INFO] [stderr]   --> src/balanced_paren.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         println!("");
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/balanced_paren.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let y = RankSelectIndex::select(b, x as u8);
[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/dfuds_tree.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             inv: inv,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `inv`
[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/dfuds_tree.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let s = RankSelectIndex::select(&t.inv, r + 1);
[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/rank_select.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             b: b,
[INFO] [stderr]    |             ^^^^ help: replace it with: `b`
[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/rank_select.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             r1: r1,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `r1`
[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/rank_select.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |             r2: r2,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `r2`
[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/rank_select.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             tree: tree,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `tree`
[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/rank_select.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let c = (rank_table[idx as usize] >> (((3 - ((x + 1) % 3)) % 3) * 2) as u8) & 0b11;
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/balanced_paren.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             p: p,
[INFO] [stderr]    |             ^^^^ help: replace it with: `p`
[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/balanced_paren.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             p_idx: p_idx,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `p_idx`
[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/balanced_paren.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             b: b,
[INFO] [stderr]    |             ^^^^ help: replace it with: `b`
[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/balanced_paren.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             p1: p1,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `p1`
[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: using `println!("")`
[INFO] [stderr]   --> src/balanced_paren.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         println!("");
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/balanced_paren.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let y = RankSelectIndex::select(b, x as u8);
[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/dfuds_tree.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             inv: inv,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `inv`
[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/dfuds_tree.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let s = RankSelectIndex::select(&t.inv, r + 1);
[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: long literal lacking separators
[INFO] [stderr]   --> src/rank_select.rs:32:36
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                    ^^^^^^^^ help: consider: `0b00_0000`
[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/rank_select.rs:32:46
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                              ^^^^^^^^ help: consider: `0b00_0001`
[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/rank_select.rs:32:56
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                                        ^^^^^^^^ help: consider: `0b00_0101`
[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/rank_select.rs:32:66
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                                                  ^^^^^^^^ help: consider: `0b00_0110`
[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/rank_select.rs:32:76
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                                                            ^^^^^^^^ help: consider: `0b01_0101`
[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/rank_select.rs:32:86
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                                                                      ^^^^^^^^ help: consider: `0b01_0110`
[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/rank_select.rs:33:36
[INFO] [stderr]    |
[INFO] [stderr] 33 |                                    0b011010, 0b011011];
[INFO] [stderr]    |                                    ^^^^^^^^ help: consider: `0b01_1010`
[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/rank_select.rs:33:46
[INFO] [stderr]    |
[INFO] [stderr] 33 |                                    0b011010, 0b011011];
[INFO] [stderr]    |                                              ^^^^^^^^ help: consider: `0b01_1011`
[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: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/balanced_paren.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         y
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/balanced_paren.rs:92:17
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let y = RankSelectIndex::select(b, x as u8);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/dfuds_tree.rs:18:44
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let inv = RankSelectIndex::new(p ^ 0xffffffffffffffff);
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^ help: consider: `0xffff_ffff_ffff_ffff`
[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: `std::mem::size_of`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::mem::size_of;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/rank_select.rs:32:36
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                    ^^^^^^^^ help: consider: `0b00_0000`
[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/rank_select.rs:32:46
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                              ^^^^^^^^ help: consider: `0b00_0001`
[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/rank_select.rs:32:56
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                                        ^^^^^^^^ help: consider: `0b00_0101`
[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/rank_select.rs:32:66
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                                                  ^^^^^^^^ help: consider: `0b00_0110`
[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/rank_select.rs:32:76
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                                                            ^^^^^^^^ help: consider: `0b01_0101`
[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/rank_select.rs:32:86
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let rank_table: [u8; 8] = [0b000000, 0b000001, 0b000101, 0b000110, 0b010101, 0b010110,
[INFO] [stderr]    |                                                                                      ^^^^^^^^ help: consider: `0b01_0110`
[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/rank_select.rs:33:36
[INFO] [stderr]    |
[INFO] [stderr] 33 |                                    0b011010, 0b011011];
[INFO] [stderr]    |                                    ^^^^^^^^ help: consider: `0b01_1010`
[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/rank_select.rs:33:46
[INFO] [stderr]    |
[INFO] [stderr] 33 |                                    0b011010, 0b011011];
[INFO] [stderr]    |                                              ^^^^^^^^ help: consider: `0b01_1011`
[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/rank_select.rs:157:20
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let bits = 0b1011101010110101000100010010111011111100100111010111110111001011;
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider: `0b1011_1010_1011_0101_0001_0001_0010_1110_1111_1100_1001_1101_0111_1101_1100_1011`
[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/rank_select.rs:168:20
[INFO] [stderr]     |
[INFO] [stderr] 168 |         let bits = 0b1011101010110101000100010010111011111100100111010111110111001011;
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider: `0b1011_1010_1011_0101_0001_0001_0010_1110_1111_1100_1001_1101_0111_1101_1100_1011`
[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: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/balanced_paren.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         y
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/balanced_paren.rs:92:17
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let y = RankSelectIndex::select(b, x as u8);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/dfuds_tree.rs:18:44
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let inv = RankSelectIndex::new(p ^ 0xffffffffffffffff);
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^ help: consider: `0xffff_ffff_ffff_ffff`
[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: `std::mem::size_of`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::mem::size_of;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]  --> src/util.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn get_bitl(b: &u64, i: u8) -> u8 {
[INFO] [stderr]   |                    ^^^^ help: consider passing by value instead: `u64`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/rank_select.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let idx = ((r.b >> ((63 - ((x / 3) * 3 + 2)) as u64)) as u8) & 0b111;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(63 - ((x / 3) * 3 + 2))`
[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: this boolean expression can be simplified
[INFO] [stderr]   --> src/balanced_paren.rs:51:15
[INFO] [stderr]    |
[INFO] [stderr] 51 |         while !((get_bitl(&bp.p, p_star) & get_bitl(&bp.b.b, p_star)) == 1) {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(get_bitl(&bp.p, p_star) & get_bitl(&bp.b.b, p_star)) != 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/balanced_paren.rs:106:20
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 if stack.len() == 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `stack.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: length comparison to zero
[INFO] [stderr]    --> src/balanced_paren.rs:160:20
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 if stack.len() == 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `stack.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]  --> src/util.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn get_bitl(b: &u64, i: u8) -> u8 {
[INFO] [stderr]   |                    ^^^^ help: consider passing by value instead: `u64`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/rank_select.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let idx = ((r.b >> ((63 - ((x / 3) * 3 + 2)) as u64)) as u8) & 0b111;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(63 - ((x / 3) * 3 + 2))`
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/rank_select.rs:138:18
[INFO] [stderr]     |
[INFO] [stderr] 138 |         for i in 0..x + 1 {
[INFO] [stderr]     |                  ^^^^^^^^ help: use: `0..=x`
[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/rank_select.rs:171:18
[INFO] [stderr]     |
[INFO] [stderr] 171 |         for i in 1..pop + 1 {
[INFO] [stderr]     |                  ^^^^^^^^^^ help: use: `1..=pop`
[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: this boolean expression can be simplified
[INFO] [stderr]   --> src/balanced_paren.rs:51:15
[INFO] [stderr]    |
[INFO] [stderr] 51 |         while !((get_bitl(&bp.p, p_star) & get_bitl(&bp.b.b, p_star)) == 1) {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(get_bitl(&bp.p, p_star) & get_bitl(&bp.b.b, p_star)) != 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/balanced_paren.rs:106:20
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 if stack.len() == 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `stack.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: length comparison to zero
[INFO] [stderr]    --> src/balanced_paren.rs:160:20
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 if stack.len() == 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `stack.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "5037edb52a02e0a6dc581d3925fa45c1f8eea8a2f579249668eefa07aa46e7da"`
[INFO] running `"docker" "rm" "-f" "5037edb52a02e0a6dc581d3925fa45c1f8eea8a2f579249668eefa07aa46e7da"`
[INFO] [stdout] 5037edb52a02e0a6dc581d3925fa45c1f8eea8a2f579249668eefa07aa46e7da