[INFO] crate o2lsh 0.1.0 is already in cache
[INFO] extracting crate o2lsh 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/o2lsh/0.1.0
[INFO] extracting crate o2lsh 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/o2lsh/0.1.0
[INFO] validating manifest of o2lsh-0.1.0 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 o2lsh-0.1.0 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 o2lsh-0.1.0
[INFO] finished frobbing o2lsh-0.1.0
[INFO] frobbed toml for o2lsh-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/o2lsh/0.1.0/Cargo.toml
[INFO] started frobbing o2lsh-0.1.0
[INFO] finished frobbing o2lsh-0.1.0
[INFO] frobbed toml for o2lsh-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/o2lsh/0.1.0/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 o2lsh-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/o2lsh/0.1.0:/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] 5cc63140b0f9c92593aaf11776e5162c3bffa0627d6f53242bce7da81445c805
[INFO] running `"docker" "start" "-a" "5cc63140b0f9c92593aaf11776e5162c3bffa0627d6f53242bce7da81445c805"`
[INFO] [stderr]     Checking revord v0.0.2
[INFO] [stderr]     Checking o2lsh v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/table.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             hash_sig: hash_sig
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `hash_sig`
[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/table.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |             data: data,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `data`
[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/table.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             hash_sig: hash_sig
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `hash_sig`
[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/table.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |             data: data,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `data`
[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: long literal lacking separators
[INFO] [stderr]   --> src/table.rs:61:17
[INFO] [stderr]    |
[INFO] [stderr] 61 | const P: u64 = (0xFFFFFFFE as u64 - 4) as u64;
[INFO] [stderr]    |                 ^^^^^^^^^^ help: consider: `0xFFFF_FFFE`
[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/table.rs:184:24
[INFO] [stderr]     |
[INFO] [stderr] 184 | const LOW_ORDER: u64 = 0x0000FFFF;
[INFO] [stderr]     |                        ^^^^^^^^^^ help: consider: `0x0000_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: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/hashes.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         result
[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/hashes.rs:20:22
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let result = (aview1(v).dot(&aview1(&a)) + b) / w;
[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: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/multi.rs:23:48
[INFO] [stderr]    |
[INFO] [stderr] 23 |             vec![((i, 1), bucket_distance(*fi, (*hi as f32), 1, W)),
[INFO] [stderr]    |                                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/multi.rs:24:49
[INFO] [stderr]    |
[INFO] [stderr] 24 |                  ((i, -1), bucket_distance(*fi, (*hi as f32), -1, W))]
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/table.rs:61:17
[INFO] [stderr]    |
[INFO] [stderr] 61 | const P: u64 = (0xFFFFFFFE as u64 - 4) as u64;
[INFO] [stderr]    |                 ^^^^^^^^^^ help: consider: `0xFFFF_FFFE`
[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/table.rs:184:24
[INFO] [stderr]     |
[INFO] [stderr] 184 | const LOW_ORDER: u64 = 0x0000FFFF;
[INFO] [stderr]     |                        ^^^^^^^^^^ help: consider: `0x0000_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: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/hashes.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         result
[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/hashes.rs:20:22
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let result = (aview1(v).dot(&aview1(&a)) + b) / w;
[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: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/multi.rs:23:48
[INFO] [stderr]    |
[INFO] [stderr] 23 |             vec![((i, 1), bucket_distance(*fi, (*hi as f32), 1, W)),
[INFO] [stderr]    |                                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/multi.rs:24:49
[INFO] [stderr]    |
[INFO] [stderr] 24 |                  ((i, -1), bucket_distance(*fi, (*hi as f32), -1, W))]
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/table.rs:77:29
[INFO] [stderr]    |
[INFO] [stderr] 77 |               Some(bucket) => bucket.pointers.iter().map(|bucket_ind| {
[INFO] [stderr]    |  _____________________________^
[INFO] [stderr] 78 | |                 *bucket_ind
[INFO] [stderr] 79 | |             }).collect(),
[INFO] [stderr]    | |______________^ help: Consider calling the dedicated `cloned` method: `bucket.pointers.iter().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 are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/table.rs:92:37
[INFO] [stderr]    |
[INFO] [stderr] 92 |                       Some(bucket) => bucket.pointers.iter().map(|bucket_ind| {
[INFO] [stderr]    |  _____________________________________^
[INFO] [stderr] 93 | |                         *bucket_ind
[INFO] [stderr] 94 | |                     }).collect(),
[INFO] [stderr]    | |______________________^ help: Consider calling the dedicated `cloned` method: `bucket.pointers.iter().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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/table.rs:190:25
[INFO] [stderr]     |
[INFO] [stderr] 190 |         let i_product = (i as u64) * (j as u64);
[INFO] [stderr]     |                         ^^^^^^^^^^ help: try: `u64::from(i)`
[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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/table.rs:190:38
[INFO] [stderr]     |
[INFO] [stderr] 190 |         let i_product = (i as u64) * (j as u64);
[INFO] [stderr]     |                                      ^^^^^^^^^^ help: try: `u64::from(j)`
[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: manual implementation of an assign operation
[INFO] [stderr]    --> src/table.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |             total = total + (alpha as u32);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `total += (alpha as u32)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `j` is only used to index `line_vec`.
[INFO] [stderr]   --> src/util.rs:48:22
[INFO] [stderr]    |
[INFO] [stderr] 48 |             for j in 0..ind {
[INFO] [stderr]    |                      ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 48 |             for <item> in line_vec.iter_mut().take(ind) {
[INFO] [stderr]    |                 ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `j` is only used to index `line_vec`.
[INFO] [stderr]   --> src/util.rs:63:22
[INFO] [stderr]    |
[INFO] [stderr] 63 |             for j in 0..ind {
[INFO] [stderr]    |                      ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 63 |             for <item> in line_vec.iter_mut().take(ind) {
[INFO] [stderr]    |                 ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/multi.rs:167:20
[INFO] [stderr]     |
[INFO] [stderr] 167 |               if let Some(_) = self.data.iter().position(|&y| y == other_should_be_missing) {
[INFO] [stderr]     |  _____________-      ^^^^^^^
[INFO] [stderr] 168 | |                 return false;
[INFO] [stderr] 169 | |             }
[INFO] [stderr]     | |_____________- help: try this: `if self.data.iter().position(|&y| y == other_should_be_missing).is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `lsh::LSHLookup<'a, T, f32, L>`
[INFO] [stderr]   --> src/lsh.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | /     pub fn new()-> Self {
[INFO] [stderr] 23 | |         LSHLookup {
[INFO] [stderr] 24 | |             _m1: Default::default(),
[INFO] [stderr] 25 | |             _m2: Default::default(),
[INFO] [stderr] 26 | |             tables: Vec::new()
[INFO] [stderr] 27 | |         }
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/table.rs:222:13
[INFO] [stderr]     |
[INFO] [stderr] 222 |         let x = StandardLSHTable::new(&test_data, funcs, &ms);
[INFO] [stderr]     |             ^ help: consider using `_x` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/table.rs:235:13
[INFO] [stderr]     |
[INFO] [stderr] 235 |         let x = StandardLSHTable::new_build(&test_data, funcs, &ms);
[INFO] [stderr]     |             ^ help: consider using `_x` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `z`
[INFO] [stderr]   --> src/multi.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let z: Vec<_> = ii.take(3).collect();
[INFO] [stderr]    |         ^ help: consider using `_z` instead
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/table.rs:77:29
[INFO] [stderr]    |
[INFO] [stderr] 77 |               Some(bucket) => bucket.pointers.iter().map(|bucket_ind| {
[INFO] [stderr]    |  _____________________________^
[INFO] [stderr] 78 | |                 *bucket_ind
[INFO] [stderr] 79 | |             }).collect(),
[INFO] [stderr]    | |______________^ help: Consider calling the dedicated `cloned` method: `bucket.pointers.iter().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 are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/table.rs:92:37
[INFO] [stderr]    |
[INFO] [stderr] 92 |                       Some(bucket) => bucket.pointers.iter().map(|bucket_ind| {
[INFO] [stderr]    |  _____________________________________^
[INFO] [stderr] 93 | |                         *bucket_ind
[INFO] [stderr] 94 | |                     }).collect(),
[INFO] [stderr]    | |______________________^ help: Consider calling the dedicated `cloned` method: `bucket.pointers.iter().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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/table.rs:190:25
[INFO] [stderr]     |
[INFO] [stderr] 190 |         let i_product = (i as u64) * (j as u64);
[INFO] [stderr]     |                         ^^^^^^^^^^ help: try: `u64::from(i)`
[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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/table.rs:190:38
[INFO] [stderr]     |
[INFO] [stderr] 190 |         let i_product = (i as u64) * (j as u64);
[INFO] [stderr]     |                                      ^^^^^^^^^^ help: try: `u64::from(j)`
[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: manual implementation of an assign operation
[INFO] [stderr]    --> src/table.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |             total = total + (alpha as u32);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `total += (alpha as u32)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `j` is only used to index `line_vec`.
[INFO] [stderr]   --> src/util.rs:48:22
[INFO] [stderr]    |
[INFO] [stderr] 48 |             for j in 0..ind {
[INFO] [stderr]    |                      ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 48 |             for <item> in line_vec.iter_mut().take(ind) {
[INFO] [stderr]    |                 ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `j` is only used to index `line_vec`.
[INFO] [stderr]   --> src/util.rs:63:22
[INFO] [stderr]    |
[INFO] [stderr] 63 |             for j in 0..ind {
[INFO] [stderr]    |                      ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 63 |             for <item> in line_vec.iter_mut().take(ind) {
[INFO] [stderr]    |                 ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/multi.rs:167:20
[INFO] [stderr]     |
[INFO] [stderr] 167 |               if let Some(_) = self.data.iter().position(|&y| y == other_should_be_missing) {
[INFO] [stderr]     |  _____________-      ^^^^^^^
[INFO] [stderr] 168 | |                 return false;
[INFO] [stderr] 169 | |             }
[INFO] [stderr]     | |_____________- help: try this: `if self.data.iter().position(|&y| y == other_should_be_missing).is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `lsh::LSHLookup<'a, T, f32, L>`
[INFO] [stderr]   --> src/lsh.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | /     pub fn new()-> Self {
[INFO] [stderr] 23 | |         LSHLookup {
[INFO] [stderr] 24 | |             _m1: Default::default(),
[INFO] [stderr] 25 | |             _m2: Default::default(),
[INFO] [stderr] 26 | |             tables: Vec::new()
[INFO] [stderr] 27 | |         }
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0603]: trait `LSHTable` is private
[INFO] [stderr]   --> benches/mnist_benchmark.rs:31:35
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let hash_table: o2lsh::table::LSHTable<Vec<f32>, Fn(&Vec<f32>) -> f32> = o2lsh::table::LSHTable::new_build(&mnist_data, hash_boxes, &ms);
[INFO] [stderr]    |                                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0603]: trait `LSHTable` is private
[INFO] [stderr]   --> benches/mnist_benchmark.rs:31:92
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let hash_table: o2lsh::table::LSHTable<Vec<f32>, Fn(&Vec<f32>) -> f32> = o2lsh::table::LSHTable::new_build(&mnist_data, hash_boxes, &ms);
[INFO] [stderr]    |                                                                                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0603]: trait `LSHTable` is private
[INFO] [stderr]   --> benches/mnist_benchmark.rs:68:39
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let hash_table: o2lsh::table::LSHTable<Vec<f32>, Fn(&Vec<f32>) -> f32> = o2lsh::table::LSHTable::new_build(&mnist_data, hash_boxes, &ms);
[INFO] [stderr]    |                                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0603]: trait `LSHTable` is private
[INFO] [stderr]   --> benches/mnist_benchmark.rs:68:96
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let hash_table: o2lsh::table::LSHTable<Vec<f32>, Fn(&Vec<f32>) -> f32> = o2lsh::table::LSHTable::new_build(&mnist_data, hash_boxes, &ms);
[INFO] [stderr]    |                                                                                                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/mnist_benchmark.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors occurred: E0554, E0603.
[INFO] [stderr] For more information about an error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `o2lsh`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5cc63140b0f9c92593aaf11776e5162c3bffa0627d6f53242bce7da81445c805"`
[INFO] running `"docker" "rm" "-f" "5cc63140b0f9c92593aaf11776e5162c3bffa0627d6f53242bce7da81445c805"`
[INFO] [stdout] 5cc63140b0f9c92593aaf11776e5162c3bffa0627d6f53242bce7da81445c805