[INFO] crate conjecture 0.4.0 is already in cache
[INFO] extracting crate conjecture 0.4.0 into work/ex/clippy-test-run/sources/stable/reg/conjecture/0.4.0
[INFO] extracting crate conjecture 0.4.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/conjecture/0.4.0
[INFO] validating manifest of conjecture-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 conjecture-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 conjecture-0.4.0
[INFO] finished frobbing conjecture-0.4.0
[INFO] frobbed toml for conjecture-0.4.0 written to work/ex/clippy-test-run/sources/stable/reg/conjecture/0.4.0/Cargo.toml
[INFO] started frobbing conjecture-0.4.0
[INFO] finished frobbing conjecture-0.4.0
[INFO] frobbed toml for conjecture-0.4.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/conjecture/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 conjecture-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-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/conjecture/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] 6efde60543ba055032eec73a18535a7afc96346275ceb9c6b67fbab46d09dd17
[INFO] running `"docker" "start" "-a" "6efde60543ba055032eec73a18535a7afc96346275ceb9c6b67fbab46d09dd17"`
[INFO] [stderr]     Checking conjecture v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/data.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |             start: start,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `start`
[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/data.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |             depth: depth,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `depth`
[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/data.rs:125:13
[INFO] [stderr]     |
[INFO] [stderr] 125 |             status: status,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `status`
[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/data.rs:138:29
[INFO] [stderr]     |
[INFO] [stderr] 138 |                             start: start,
[INFO] [stderr]     |                             ^^^^^^^^^^^^ help: replace it with: `start`
[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/data.rs:139:29
[INFO] [stderr]     |
[INFO] [stderr] 139 |                             end: end,
[INFO] [stderr]     |                             ^^^^^^^^ help: replace it with: `end`
[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/data.rs:140:29
[INFO] [stderr]     |
[INFO] [stderr] 140 |                             depth: depth,
[INFO] [stderr]     |                             ^^^^^^^^^^^^ help: replace it with: `depth`
[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/database.rs:112:40
[INFO] [stderr]     |
[INFO] [stderr] 112 |             TestDatabase { _temp: dir, db: db }
[INFO] [stderr]     |                                        ^^^^^^ help: replace it with: `db`
[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/distributions.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |             min_count: min_count,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `min_count`
[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/distributions.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             max_count: max_count,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `max_count`
[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/distributions.rs:202:26
[INFO] [stderr]     |
[INFO] [stderr] 202 |         return Sampler { table: table };
[INFO] [stderr]     |                          ^^^^^^^^^^^^ help: replace it with: `table`
[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/engine.rs:200:13
[INFO] [stderr]     |
[INFO] [stderr] 200 |             main_loop: main_loop,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `main_loop`
[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/engine.rs:202:13
[INFO] [stderr]     |
[INFO] [stderr] 202 |             shrink_target: shrink_target,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `shrink_target`
[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/engine.rs:312:17
[INFO] [stderr]     |
[INFO] [stderr] 312 |             let n = target.draws[j].end;
[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: 5th binding whose name is just one char
[INFO] [stderr]    --> src/engine.rs:322:21
[INFO] [stderr]     |
[INFO] [stderr] 322 |             let (m, n) = stack.pop().unwrap();
[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/engine.rs:586:13
[INFO] [stderr]     |
[INFO] [stderr] 586 |             name: name,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `name`
[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/engine.rs:587:13
[INFO] [stderr]     |
[INFO] [stderr] 587 |             max_examples: max_examples,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `max_examples`
[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/data.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |             start: start,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `start`
[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/data.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |             depth: depth,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `depth`
[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/data.rs:125:13
[INFO] [stderr]     |
[INFO] [stderr] 125 |             status: status,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `status`
[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/data.rs:138:29
[INFO] [stderr]     |
[INFO] [stderr] 138 |                             start: start,
[INFO] [stderr]     |                             ^^^^^^^^^^^^ help: replace it with: `start`
[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/data.rs:139:29
[INFO] [stderr]     |
[INFO] [stderr] 139 |                             end: end,
[INFO] [stderr]     |                             ^^^^^^^^ help: replace it with: `end`
[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/data.rs:140:29
[INFO] [stderr]     |
[INFO] [stderr] 140 |                             depth: depth,
[INFO] [stderr]     |                             ^^^^^^^^^^^^ help: replace it with: `depth`
[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/database.rs:112:40
[INFO] [stderr]     |
[INFO] [stderr] 112 |             TestDatabase { _temp: dir, db: db }
[INFO] [stderr]     |                                        ^^^^^^ help: replace it with: `db`
[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/distributions.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |             min_count: min_count,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `min_count`
[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/distributions.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             max_count: max_count,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `max_count`
[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/distributions.rs:202:26
[INFO] [stderr]     |
[INFO] [stderr] 202 |         return Sampler { table: table };
[INFO] [stderr]     |                          ^^^^^^^^^^^^ help: replace it with: `table`
[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/engine.rs:200:13
[INFO] [stderr]     |
[INFO] [stderr] 200 |             main_loop: main_loop,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `main_loop`
[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/engine.rs:202:13
[INFO] [stderr]     |
[INFO] [stderr] 202 |             shrink_target: shrink_target,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `shrink_target`
[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/engine.rs:312:17
[INFO] [stderr]     |
[INFO] [stderr] 312 |             let n = target.draws[j].end;
[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: 5th binding whose name is just one char
[INFO] [stderr]    --> src/engine.rs:322:21
[INFO] [stderr]     |
[INFO] [stderr] 322 |             let (m, n) = stack.pop().unwrap();
[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/engine.rs:586:13
[INFO] [stderr]     |
[INFO] [stderr] 586 |             name: name,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `name`
[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/engine.rs:587:13
[INFO] [stderr]     |
[INFO] [stderr] 587 |             max_examples: max_examples,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `max_examples`
[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: unneeded return statement
[INFO] [stderr]   --> src/data.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 | /         return DataSource {
[INFO] [stderr] 52 | |             bitgenerator: generator,
[INFO] [stderr] 53 | |             record: DataStream::new(),
[INFO] [stderr] 54 | |             sizes: Vec::new(),
[INFO] [stderr] ...  |
[INFO] [stderr] 57 | |             written_indices: HashSet::new(),
[INFO] [stderr] 58 | |         };
[INFO] [stderr]    | |__________^
[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] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 51 |         DataSource {
[INFO] [stderr] 52 |             bitgenerator: generator,
[INFO] [stderr] 53 |             record: DataStream::new(),
[INFO] [stderr] 54 |             sizes: Vec::new(),
[INFO] [stderr] 55 |             draws: Vec::new(),
[INFO] [stderr] 56 |             draw_stack: Vec::new(),
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/data.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         return DataSource::new(BitGenerator::Random(random));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `DataSource::new(BitGenerator::Random(random))`
[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/data.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         return DataSource::new(BitGenerator::Recorded(record));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `DataSource::new(BitGenerator::Recorded(record))`
[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/data.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         return Ok(result);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(result)`
[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 unit return type
[INFO] [stderr]   --> src/database.rs:23:51
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn save(&mut self, _key: &Key, _value: &[u8]) -> () {}
[INFO] [stderr]    |                                                   ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/database.rs:24:53
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn delete(&mut self, _key: &Key, _value: &[u8]) -> () {}
[INFO] [stderr]    |                                                     ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/database.rs:72:49
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn save(&mut self, key: &Key, value: &[u8]) -> () {
[INFO] [stderr]    |                                                 ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/database.rs:78:51
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn delete(&mut self, key: &Key, value: &[u8]) -> () {
[INFO] [stderr]    |                                                   ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/distributions.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         return Ok(result);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(result)`
[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/distributions.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 | /         return self.primary
[INFO] [stderr] 109 | |             .cmp(&other.primary)
[INFO] [stderr] 110 | |             .then(self.alternate.cmp(&other.alternate));
[INFO] [stderr]     | |________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 108 |         self.primary
[INFO] [stderr] 109 |             .cmp(&other.primary)
[INFO] [stderr] 110 |             .then(self.alternate.cmp(&other.alternate))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/distributions.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |         return Some(self.cmp(other));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(self.cmp(other))`
[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/distributions.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |         return self.cmp(other) == Ordering::Equal;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.cmp(other) == Ordering::Equal`
[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/distributions.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |         return Sampler { table: table };
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Sampler { table: table }`
[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/engine.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |         return Err(LoopExitReason::Complete);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(LoopExitReason::Complete)`
[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/engine.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |         return Err(LoopExitReason::MaxExamples);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(LoopExitReason::MaxExamples)`
[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/engine.rs:389:9
[INFO] [stderr]     |
[INFO] [stderr] 389 |         return Ok(());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[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 unit return type
[INFO] [stderr]    --> src/engine.rs:615:73
[INFO] [stderr]     |
[INFO] [stderr] 615 |     pub fn mark_finished(&mut self, source: DataSource, status: Status) -> () {
[INFO] [stderr]     |                                                                         ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/engine.rs:629:51
[INFO] [stderr]     |
[INFO] [stderr] 629 |             Some(LoopCommand::RunThis(source)) => return Some(source),
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(source)`
[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/engine.rs:633:17
[INFO] [stderr]     |
[INFO] [stderr] 633 |                 return None;
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: remove `return` as shown: `None`
[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 unit return type
[INFO] [stderr]    --> src/engine.rs:669:59
[INFO] [stderr]     |
[INFO] [stderr] 669 |     fn consume_test_result(&mut self, result: TestResult) -> () {
[INFO] [stderr]     |                                                           ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded `()`
[INFO] [stderr]    --> src/engine.rs:674:20
[INFO] [stderr]     |
[INFO] [stderr] 674 |             return ();
[INFO] [stderr]     |                    ^^ help: remove the `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> src/engine.rs:721:39
[INFO] [stderr]     |
[INFO] [stderr] 721 |     fn await_loop_response(&mut self) -> () {
[INFO] [stderr]     |                                       ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/data.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 | /         return DataSource {
[INFO] [stderr] 52 | |             bitgenerator: generator,
[INFO] [stderr] 53 | |             record: DataStream::new(),
[INFO] [stderr] 54 | |             sizes: Vec::new(),
[INFO] [stderr] ...  |
[INFO] [stderr] 57 | |             written_indices: HashSet::new(),
[INFO] [stderr] 58 | |         };
[INFO] [stderr]    | |__________^
[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] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 51 |         DataSource {
[INFO] [stderr] 52 |             bitgenerator: generator,
[INFO] [stderr] 53 |             record: DataStream::new(),
[INFO] [stderr] 54 |             sizes: Vec::new(),
[INFO] [stderr] 55 |             draws: Vec::new(),
[INFO] [stderr] 56 |             draw_stack: Vec::new(),
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/data.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         return DataSource::new(BitGenerator::Random(random));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `DataSource::new(BitGenerator::Random(random))`
[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/data.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         return DataSource::new(BitGenerator::Recorded(record));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `DataSource::new(BitGenerator::Recorded(record))`
[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/data.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         return Ok(result);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(result)`
[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 unit return type
[INFO] [stderr]   --> src/database.rs:23:51
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn save(&mut self, _key: &Key, _value: &[u8]) -> () {}
[INFO] [stderr]    |                                                   ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/database.rs:24:53
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn delete(&mut self, _key: &Key, _value: &[u8]) -> () {}
[INFO] [stderr]    |                                                     ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/database.rs:72:49
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn save(&mut self, key: &Key, value: &[u8]) -> () {
[INFO] [stderr]    |                                                 ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/database.rs:78:51
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn delete(&mut self, key: &Key, value: &[u8]) -> () {
[INFO] [stderr]    |                                                   ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> src/database.rs:117:53
[INFO] [stderr]     |
[INFO] [stderr] 117 |         fn save(&mut self, key: &Key, value: &[u8]) -> () {
[INFO] [stderr]     |                                                     ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> src/database.rs:121:55
[INFO] [stderr]     |
[INFO] [stderr] 121 |         fn delete(&mut self, key: &Key, value: &[u8]) -> () {
[INFO] [stderr]     |                                                       ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/distributions.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         return Ok(result);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(result)`
[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/distributions.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 | /         return self.primary
[INFO] [stderr] 109 | |             .cmp(&other.primary)
[INFO] [stderr] 110 | |             .then(self.alternate.cmp(&other.alternate));
[INFO] [stderr]     | |________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 108 |         self.primary
[INFO] [stderr] 109 |             .cmp(&other.primary)
[INFO] [stderr] 110 |             .then(self.alternate.cmp(&other.alternate))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/distributions.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |         return Some(self.cmp(other));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(self.cmp(other))`
[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/distributions.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |         return self.cmp(other) == Ordering::Equal;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.cmp(other) == Ordering::Equal`
[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/distributions.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |         return Sampler { table: table };
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Sampler { table: table }`
[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/engine.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |         return Err(LoopExitReason::Complete);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(LoopExitReason::Complete)`
[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/engine.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |         return Err(LoopExitReason::MaxExamples);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(LoopExitReason::MaxExamples)`
[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/engine.rs:389:9
[INFO] [stderr]     |
[INFO] [stderr] 389 |         return Ok(());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[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 unit return type
[INFO] [stderr]    --> src/engine.rs:615:73
[INFO] [stderr]     |
[INFO] [stderr] 615 |     pub fn mark_finished(&mut self, source: DataSource, status: Status) -> () {
[INFO] [stderr]     |                                                                         ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/engine.rs:629:51
[INFO] [stderr]     |
[INFO] [stderr] 629 |             Some(LoopCommand::RunThis(source)) => return Some(source),
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(source)`
[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/engine.rs:633:17
[INFO] [stderr]     |
[INFO] [stderr] 633 |                 return None;
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: remove `return` as shown: `None`
[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 unit return type
[INFO] [stderr]    --> src/engine.rs:669:59
[INFO] [stderr]     |
[INFO] [stderr] 669 |     fn consume_test_result(&mut self, result: TestResult) -> () {
[INFO] [stderr]     |                                                           ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded `()`
[INFO] [stderr]    --> src/engine.rs:674:20
[INFO] [stderr]     |
[INFO] [stderr] 674 |             return ();
[INFO] [stderr]     |                    ^^ help: remove the `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> src/engine.rs:721:39
[INFO] [stderr]     |
[INFO] [stderr] 721 |     fn await_loop_response(&mut self) -> () {
[INFO] [stderr]     |                                       ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/intminimize.rs:133:17
[INFO] [stderr]     |
[INFO] [stderr] 133 |         let x = 0b101010101010;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^ help: consider: `0b1010_1010_1010`
[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/intminimize.rs:134:17
[INFO] [stderr]     |
[INFO] [stderr] 134 |         let y = 0b111111111111;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^ help: consider: `0b1111_1111_1111`
[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/intminimize.rs:141:22
[INFO] [stderr]     |
[INFO] [stderr] 141 |         let x: u64 = 0b1011011011000111;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^ help: consider: `0b1011_0110_1100_0111`
[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/intminimize.rs:142:22
[INFO] [stderr]     |
[INFO] [stderr] 142 |         let y: u64 = 0b0000001111111111;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^ help: consider: `0b0000_0011_1111_1111`
[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: length comparison to zero
[INFO] [stderr]   --> src/data.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |         assert!(self.draws.len() > 0);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.draws.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/data.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |         assert!(self.draw_stack.len() > 0);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.draw_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: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/data.rs:122:22
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn to_result(mut self, status: Status) -> TestResult {
[INFO] [stderr]     |                      ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/distributions.rs:26:26
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let bitlength = 64 - max.leading_zeros() as u64;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(max.leading_zeros())`
[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: length comparison to zero
[INFO] [stderr]    --> src/distributions.rs:138:17
[INFO] [stderr]     |
[INFO] [stderr] 138 |         assert!(weights.len() > 0);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!weights.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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/distributions.rs:154:16
[INFO] [stderr]     |
[INFO] [stderr] 154 |             if scaled == 1.0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^ help: consider comparing them within some error: `(scaled - 1.0).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]    --> src/distributions.rs:154:16
[INFO] [stderr]     |
[INFO] [stderr] 154 |             if scaled == 1.0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/distributions.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |         for ref mut entry in table.iter_mut() {
[INFO] [stderr]     |             ^^^^^^^^^^^^^    ---------------- help: try: `let entry = &mut table.iter_mut();`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/distributions.rs:201:17
[INFO] [stderr]     |
[INFO] [stderr] 201 |         assert!(table.len() > 0);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!table.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: length comparison to zero
[INFO] [stderr]    --> src/distributions.rs:206:17
[INFO] [stderr]     |
[INFO] [stderr] 206 |         assert!(self.table.len() > 0);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.table.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: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/distributions.rs:209:46
[INFO] [stderr]     |
[INFO] [stderr] 209 |         let use_alternate = weighted(source, entry.use_alternate as f64)?;
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(entry.use_alternate)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/engine.rs:111:32
[INFO] [stderr]     |
[INFO] [stderr] 111 |           let keys: Vec<u64> = self.minimized_examples.keys().map(|i| *i).collect();
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `self.minimized_examples.keys().cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/engine.rs:134:13
[INFO] [stderr]     |
[INFO] [stderr] 134 | /             match result.status {
[INFO] [stderr] 135 | |               Status::Interesting(_) => return Ok(result),
[INFO] [stderr] 136 | |               _ => (),
[INFO] [stderr] 137 | |             }
[INFO] [stderr]     | |_____________^ help: try this: `if let Status::Interesting(_) = result.status { return Ok(result) }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/engine.rs:314:26
[INFO] [stderr]     |
[INFO] [stderr] 314 |             if m < n && (stack.len() == 0 || stack[stack.len() - 1].1 <= m) {
[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: length comparison to zero
[INFO] [stderr]    --> src/engine.rs:321:15
[INFO] [stderr]     |
[INFO] [stderr] 321 |         while 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: an inclusive range would be more readable
[INFO] [stderr]    --> src/engine.rs:426:27
[INFO] [stderr]     |
[INFO] [stderr] 426 |             attempt.drain(i + 1..i + lost_bytes + 1);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `i + 1..=i + lost_bytes`
[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: redundant closure found
[INFO] [stderr]    --> src/engine.rs:462:37
[INFO] [stderr]     |
[INFO] [stderr] 462 |                     .or_insert_with(|| Vec::new())
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^ help: remove closure as shown: `Vec::new`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/engine.rs:490:21
[INFO] [stderr]     |
[INFO] [stderr] 490 |             assert!(target.len() > 0);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!target.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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/engine.rs:510:32
[INFO] [stderr]     |
[INFO] [stderr] 510 |     fn execute(&mut self, buf: &DataStream) -> Result<(bool, TestResult), LoopExitReason> {
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/engine.rs:516:36
[INFO] [stderr]     |
[INFO] [stderr] 516 |     fn incorporate(&mut self, buf: &DataStream) -> Result<bool, LoopExitReason> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/engine.rs:525:21
[INFO] [stderr]     |
[INFO] [stderr] 525 |             assert!(buf < &self.shrink_target.record);
[INFO] [stderr]     |                     ^^^^^^--------------------------
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: use the right value directly: `self.shrink_target.record`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]    --> src/engine.rs:639:9
[INFO] [stderr]     |
[INFO] [stderr] 639 | /         match &self.loop_response {
[INFO] [stderr] 640 | |             &Some(LoopCommand::Finished(
[INFO] [stderr] 641 | |                 _,
[INFO] [stderr] 642 | |                 MainGenerationLoop {
[INFO] [stderr] ...   |
[INFO] [stderr] 651 | |             _ => Vec::new(),
[INFO] [stderr] 652 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 639 |         match self.loop_response {
[INFO] [stderr] 640 |             Some(LoopCommand::Finished(
[INFO] [stderr] 641 |                 _,
[INFO] [stderr] 642 |                 MainGenerationLoop {
[INFO] [stderr] 643 |                     ref minimized_examples,
[INFO] [stderr] 644 |                     ..
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/engine.rs:647:50
[INFO] [stderr]     |
[INFO] [stderr] 647 |               let mut results: Vec<TestResult> = minimized_examples.values().map(|v| v.clone()).collect();
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `minimized_examples.values().cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]    --> src/engine.rs:656:9
[INFO] [stderr]     |
[INFO] [stderr] 656 | /         match &self.loop_response {
[INFO] [stderr] 657 | |             &Some(LoopCommand::Finished(
[INFO] [stderr] 658 | |                 _,
[INFO] [stderr] 659 | |                 MainGenerationLoop {
[INFO] [stderr] ...   |
[INFO] [stderr] 664 | |             _ => None,
[INFO] [stderr] 665 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 656 |         match self.loop_response {
[INFO] [stderr] 657 |             Some(LoopCommand::Finished(
[INFO] [stderr] 658 |                 _,
[INFO] [stderr] 659 |                 MainGenerationLoop {
[INFO] [stderr] 660 |                     best_example: Some(ref result),
[INFO] [stderr] 661 |                     ..
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]    --> src/engine.rs:684:9
[INFO] [stderr]     |
[INFO] [stderr] 684 | /         match &self.loop_response {
[INFO] [stderr] 685 | |             &Some(LoopCommand::Finished(_, ref main_loop)) => {
[INFO] [stderr] 686 | |                 main_loop.interesting_examples == 0 && main_loop.valid_examples == 0
[INFO] [stderr] 687 | |             }
[INFO] [stderr] 688 | |             _ => false,
[INFO] [stderr] 689 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 684 |         match self.loop_response {
[INFO] [stderr] 685 |             Some(LoopCommand::Finished(_, ref main_loop)) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]    --> src/engine.rs:693:9
[INFO] [stderr]     |
[INFO] [stderr] 693 | /         match &self.loop_response {
[INFO] [stderr] 694 | |             &Some(LoopCommand::Finished(..)) => true,
[INFO] [stderr] 695 | |             _ => false,
[INFO] [stderr] 696 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 693 |         match self.loop_response {
[INFO] [stderr] 694 |             Some(LoopCommand::Finished(..)) => true,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `conjecture`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/data.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |         assert!(self.draws.len() > 0);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.draws.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/data.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |         assert!(self.draw_stack.len() > 0);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.draw_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: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/data.rs:122:22
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn to_result(mut self, status: Status) -> TestResult {
[INFO] [stderr]     |                      ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/database.rs:151:17
[INFO] [stderr]     |
[INFO] [stderr] 151 |         assert!(results.len() == 0);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `results.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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/distributions.rs:26:26
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let bitlength = 64 - max.leading_zeros() as u64;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(max.leading_zeros())`
[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: length comparison to zero
[INFO] [stderr]    --> src/distributions.rs:138:17
[INFO] [stderr]     |
[INFO] [stderr] 138 |         assert!(weights.len() > 0);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!weights.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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/distributions.rs:154:16
[INFO] [stderr]     |
[INFO] [stderr] 154 |             if scaled == 1.0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^ help: consider comparing them within some error: `(scaled - 1.0).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]    --> src/distributions.rs:154:16
[INFO] [stderr]     |
[INFO] [stderr] 154 |             if scaled == 1.0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/distributions.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |         for ref mut entry in table.iter_mut() {
[INFO] [stderr]     |             ^^^^^^^^^^^^^    ---------------- help: try: `let entry = &mut table.iter_mut();`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/distributions.rs:201:17
[INFO] [stderr]     |
[INFO] [stderr] 201 |         assert!(table.len() > 0);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!table.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: length comparison to zero
[INFO] [stderr]    --> src/distributions.rs:206:17
[INFO] [stderr]     |
[INFO] [stderr] 206 |         assert!(self.table.len() > 0);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.table.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: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/distributions.rs:209:46
[INFO] [stderr]     |
[INFO] [stderr] 209 |         let use_alternate = weighted(source, entry.use_alternate as f64)?;
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(entry.use_alternate)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/engine.rs:111:32
[INFO] [stderr]     |
[INFO] [stderr] 111 |           let keys: Vec<u64> = self.minimized_examples.keys().map(|i| *i).collect();
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `self.minimized_examples.keys().cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/engine.rs:134:13
[INFO] [stderr]     |
[INFO] [stderr] 134 | /             match result.status {
[INFO] [stderr] 135 | |               Status::Interesting(_) => return Ok(result),
[INFO] [stderr] 136 | |               _ => (),
[INFO] [stderr] 137 | |             }
[INFO] [stderr]     | |_____________^ help: try this: `if let Status::Interesting(_) = result.status { return Ok(result) }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/engine.rs:314:26
[INFO] [stderr]     |
[INFO] [stderr] 314 |             if m < n && (stack.len() == 0 || stack[stack.len() - 1].1 <= m) {
[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: length comparison to zero
[INFO] [stderr]    --> src/engine.rs:321:15
[INFO] [stderr]     |
[INFO] [stderr] 321 |         while 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: an inclusive range would be more readable
[INFO] [stderr]    --> src/engine.rs:426:27
[INFO] [stderr]     |
[INFO] [stderr] 426 |             attempt.drain(i + 1..i + lost_bytes + 1);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `i + 1..=i + lost_bytes`
[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: redundant closure found
[INFO] [stderr]    --> src/engine.rs:462:37
[INFO] [stderr]     |
[INFO] [stderr] 462 |                     .or_insert_with(|| Vec::new())
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^ help: remove closure as shown: `Vec::new`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/engine.rs:490:21
[INFO] [stderr]     |
[INFO] [stderr] 490 |             assert!(target.len() > 0);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!target.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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/engine.rs:510:32
[INFO] [stderr]     |
[INFO] [stderr] 510 |     fn execute(&mut self, buf: &DataStream) -> Result<(bool, TestResult), LoopExitReason> {
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/engine.rs:516:36
[INFO] [stderr]     |
[INFO] [stderr] 516 |     fn incorporate(&mut self, buf: &DataStream) -> Result<bool, LoopExitReason> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/engine.rs:525:21
[INFO] [stderr]     |
[INFO] [stderr] 525 |             assert!(buf < &self.shrink_target.record);
[INFO] [stderr]     |                     ^^^^^^--------------------------
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: use the right value directly: `self.shrink_target.record`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]    --> src/engine.rs:639:9
[INFO] [stderr]     |
[INFO] [stderr] 639 | /         match &self.loop_response {
[INFO] [stderr] 640 | |             &Some(LoopCommand::Finished(
[INFO] [stderr] 641 | |                 _,
[INFO] [stderr] 642 | |                 MainGenerationLoop {
[INFO] [stderr] ...   |
[INFO] [stderr] 651 | |             _ => Vec::new(),
[INFO] [stderr] 652 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 639 |         match self.loop_response {
[INFO] [stderr] 640 |             Some(LoopCommand::Finished(
[INFO] [stderr] 641 |                 _,
[INFO] [stderr] 642 |                 MainGenerationLoop {
[INFO] [stderr] 643 |                     ref minimized_examples,
[INFO] [stderr] 644 |                     ..
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/engine.rs:647:50
[INFO] [stderr]     |
[INFO] [stderr] 647 |               let mut results: Vec<TestResult> = minimized_examples.values().map(|v| v.clone()).collect();
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `minimized_examples.values().cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]    --> src/engine.rs:656:9
[INFO] [stderr]     |
[INFO] [stderr] 656 | /         match &self.loop_response {
[INFO] [stderr] 657 | |             &Some(LoopCommand::Finished(
[INFO] [stderr] 658 | |                 _,
[INFO] [stderr] 659 | |                 MainGenerationLoop {
[INFO] [stderr] ...   |
[INFO] [stderr] 664 | |             _ => None,
[INFO] [stderr] 665 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 656 |         match self.loop_response {
[INFO] [stderr] 657 |             Some(LoopCommand::Finished(
[INFO] [stderr] 658 |                 _,
[INFO] [stderr] 659 |                 MainGenerationLoop {
[INFO] [stderr] 660 |                     best_example: Some(ref result),
[INFO] [stderr] 661 |                     ..
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]    --> src/engine.rs:684:9
[INFO] [stderr]     |
[INFO] [stderr] 684 | /         match &self.loop_response {
[INFO] [stderr] 685 | |             &Some(LoopCommand::Finished(_, ref main_loop)) => {
[INFO] [stderr] 686 | |                 main_loop.interesting_examples == 0 && main_loop.valid_examples == 0
[INFO] [stderr] 687 | |             }
[INFO] [stderr] 688 | |             _ => false,
[INFO] [stderr] 689 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 684 |         match self.loop_response {
[INFO] [stderr] 685 |             Some(LoopCommand::Finished(_, ref main_loop)) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]    --> src/engine.rs:693:9
[INFO] [stderr]     |
[INFO] [stderr] 693 | /         match &self.loop_response {
[INFO] [stderr] 694 | |             &Some(LoopCommand::Finished(..)) => true,
[INFO] [stderr] 695 | |             _ => false,
[INFO] [stderr] 696 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 693 |         match self.loop_response {
[INFO] [stderr] 694 |             Some(LoopCommand::Finished(..)) => true,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `conjecture`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6efde60543ba055032eec73a18535a7afc96346275ceb9c6b67fbab46d09dd17"`
[INFO] running `"docker" "rm" "-f" "6efde60543ba055032eec73a18535a7afc96346275ceb9c6b67fbab46d09dd17"`
[INFO] [stdout] 6efde60543ba055032eec73a18535a7afc96346275ceb9c6b67fbab46d09dd17