[INFO] crate dipstick 0.6.11 is already in cache
[INFO] extracting crate dipstick 0.6.11 into work/ex/clippy-test-run/sources/stable/reg/dipstick/0.6.11
[INFO] extracting crate dipstick 0.6.11 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/dipstick/0.6.11
[INFO] validating manifest of dipstick-0.6.11 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 dipstick-0.6.11 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 dipstick-0.6.11
[INFO] finished frobbing dipstick-0.6.11
[INFO] frobbed toml for dipstick-0.6.11 written to work/ex/clippy-test-run/sources/stable/reg/dipstick/0.6.11/Cargo.toml
[INFO] started frobbing dipstick-0.6.11
[INFO] finished frobbing dipstick-0.6.11
[INFO] frobbed toml for dipstick-0.6.11 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/dipstick/0.6.11/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 dipstick-0.6.11 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/dipstick/0.6.11:/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] c1555e38d0cf82657ab6b1ddb35852f649f972ce746041874622bd8fd5351852
[INFO] running `"docker" "start" "-a" "c1555e38d0cf82657ab6b1ddb35852f649f972ce746041874622bd8fd5351852"`
[INFO] [stderr]    Compiling dipstick v0.6.11 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]  --> src/pcg32.rs:8:16
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let seed = 5573589319906701683_u64;
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^^^^^^ help: consider: `5_573_589_319_906_701_683_u64`
[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/pcg32.rs:9:34
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let seed = seed.wrapping_mul(6364136223846793005)
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^ help: consider: `6_364_136_223_846_793_005`
[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/pcg32.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 |         .wrapping_add(1442695040888963407)
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^ help: consider: `1_442_695_040_888_963_407`
[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/pcg32.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 |     seed.wrapping_mul(6364136223846793005)
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^ help: consider: `6_364_136_223_846_793_005`
[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/pcg32.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 |         .wrapping_add(1442695040888963407)
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^ help: consider: `1_442_695_040_888_963_407`
[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/pcg32.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 |             .wrapping_mul(6364136223846793005)
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^ help: consider: `6_364_136_223_846_793_005`
[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/pcg32.rs:27:27
[INFO] [stderr]    |
[INFO] [stderr] 27 |             .wrapping_add(1442695040888963407);
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^ help: consider: `1_442_695_040_888_963_407`
[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/core.rs:34:30
[INFO] [stderr]    |
[INFO] [stderr] 34 |         duration.as_secs() * 1000000 + (duration.subsec_nanos() / 1000) as Value
[INFO] [stderr]    |                              ^^^^^^^ help: consider: `1_000_000`
[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/core.rs:40:64
[INFO] [stderr]    |
[INFO] [stderr] 40 |         duration.as_secs() * 1000 + (duration.subsec_nanos() / 1000000) as Value
[INFO] [stderr]    |                                                                ^^^^^^^ help: consider: `1_000_000`
[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: unneeded unit return type
[INFO] [stderr]   --> src/scores.rs:61:40
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn update(&self, value: Value) -> () {
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/namespace.rs:6:27
[INFO] [stderr]   |
[INFO] [stderr] 6 | const DEFAULT_SEPARATOR: &'static str = ".";
[INFO] [stderr]   |                          -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]  --> src/pcg32.rs:8:16
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let seed = 5573589319906701683_u64;
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^^^^^^ help: consider: `5_573_589_319_906_701_683_u64`
[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/pcg32.rs:9:34
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let seed = seed.wrapping_mul(6364136223846793005)
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^ help: consider: `6_364_136_223_846_793_005`
[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/pcg32.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 |         .wrapping_add(1442695040888963407)
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^ help: consider: `1_442_695_040_888_963_407`
[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/pcg32.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 |     seed.wrapping_mul(6364136223846793005)
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^ help: consider: `6_364_136_223_846_793_005`
[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/pcg32.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 |         .wrapping_add(1442695040888963407)
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^ help: consider: `1_442_695_040_888_963_407`
[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/pcg32.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 |             .wrapping_mul(6364136223846793005)
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^ help: consider: `6_364_136_223_846_793_005`
[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/pcg32.rs:27:27
[INFO] [stderr]    |
[INFO] [stderr] 27 |             .wrapping_add(1442695040888963407);
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^ help: consider: `1_442_695_040_888_963_407`
[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/core.rs:34:30
[INFO] [stderr]    |
[INFO] [stderr] 34 |         duration.as_secs() * 1000000 + (duration.subsec_nanos() / 1000) as Value
[INFO] [stderr]    |                              ^^^^^^^ help: consider: `1_000_000`
[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/core.rs:40:64
[INFO] [stderr]    |
[INFO] [stderr] 40 |         duration.as_secs() * 1000 + (duration.subsec_nanos() / 1000000) as Value
[INFO] [stderr]    |                                                                ^^^^^^^ help: consider: `1_000_000`
[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: unneeded unit return type
[INFO] [stderr]   --> src/scores.rs:61:40
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn update(&self, value: Value) -> () {
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/namespace.rs:6:27
[INFO] [stderr]   |
[INFO] [stderr] 6 | const DEFAULT_SEPARATOR: &'static str = ".";
[INFO] [stderr]   |                          -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/pcg32.rs:40:27
[INFO] [stderr]    |
[INFO] [stderr] 40 |     ((1.0 - float_rate) * ::std::u32::MAX as f64) as u32
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(::std::u32::MAX)`
[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: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/lru_cache.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 | /         if self.table.contains_key(&key) {
[INFO] [stderr] 61 | |             self.access(&key);
[INFO] [stderr] 62 | |             let entry = &mut self.entries[self.first.unwrap()];
[INFO] [stderr] 63 | |             let old = entry.value.take();
[INFO] [stderr] ...  |
[INFO] [stderr] 84 | |             None
[INFO] [stderr] 85 | |         }
[INFO] [stderr]    | |_________^ help: consider using: `self.table.entry(key)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_entry)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_entry
[INFO] [stderr] 
[INFO] [stderr] warning: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]   --> src/lru_cache.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |                self.first.map(|e| {
[INFO] [stderr]    |   _____________^
[INFO] [stderr]    |  |_____________|
[INFO] [stderr]    | ||
[INFO] [stderr] 71 | ||                 let prev = Some(idx);
[INFO] [stderr] 72 | ||                 self.entries[e].prev = prev;
[INFO] [stderr] 73 | ||             });
[INFO] [stderr]    | ||______________^- help: try this: `if let Some(e) = self.first { ... }`
[INFO] [stderr]    | |_______________|
[INFO] [stderr]    | 
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::option_map_unit_fn)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/lru_cache.rs:112:18
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let i = *self.table.get(key).unwrap();
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.table[key]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/lru_cache.rs:124:25
[INFO] [stderr]     |
[INFO] [stderr] 124 |             let entry = self.entries.get_mut(i).unwrap();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.entries[i]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/core.rs:34:40
[INFO] [stderr]    |
[INFO] [stderr] 34 |         duration.as_secs() * 1000000 + (duration.subsec_nanos() / 1000) as Value
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(duration.subsec_nanos() / 1000)`
[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: Calling `subsec_micros()` is more concise than this calculation
[INFO] [stderr]   --> src/core.rs:34:40
[INFO] [stderr]    |
[INFO] [stderr] 34 |         duration.as_secs() * 1000000 + (duration.subsec_nanos() / 1000) as Value
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `duration.subsec_micros()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::duration_subsec)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#duration_subsec
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/core.rs:40:37
[INFO] [stderr]    |
[INFO] [stderr] 40 |         duration.as_secs() * 1000 + (duration.subsec_nanos() / 1000000) as Value
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(duration.subsec_nanos() / 1000000)`
[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: Calling `subsec_millis()` is more concise than this calculation
[INFO] [stderr]   --> src/core.rs:40:37
[INFO] [stderr]    |
[INFO] [stderr] 40 |         duration.as_secs() * 1000 + (duration.subsec_nanos() / 1000000) as Value
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `duration.subsec_millis()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#duration_subsec
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/aggregate.rs:93:32
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let duration_seconds = (duration.subsec_nanos() / 1_000_000_000) as f64 + duration.as_secs() as f64;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(duration.subsec_nanos() / 1_000_000_000)`
[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: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/pcg32.rs:40:27
[INFO] [stderr]    |
[INFO] [stderr] 40 |     ((1.0 - float_rate) * ::std::u32::MAX as f64) as u32
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(::std::u32::MAX)`
[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: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/lru_cache.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 | /         if self.table.contains_key(&key) {
[INFO] [stderr] 61 | |             self.access(&key);
[INFO] [stderr] 62 | |             let entry = &mut self.entries[self.first.unwrap()];
[INFO] [stderr] 63 | |             let old = entry.value.take();
[INFO] [stderr] ...  |
[INFO] [stderr] 84 | |             None
[INFO] [stderr] 85 | |         }
[INFO] [stderr]    | |_________^ help: consider using: `self.table.entry(key)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_entry)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_entry
[INFO] [stderr] 
[INFO] [stderr] warning: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]   --> src/lru_cache.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |                self.first.map(|e| {
[INFO] [stderr]    |   _____________^
[INFO] [stderr]    |  |_____________|
[INFO] [stderr]    | ||
[INFO] [stderr] 71 | ||                 let prev = Some(idx);
[INFO] [stderr] 72 | ||                 self.entries[e].prev = prev;
[INFO] [stderr] 73 | ||             });
[INFO] [stderr]    | ||______________^- help: try this: `if let Some(e) = self.first { ... }`
[INFO] [stderr]    | |_______________|
[INFO] [stderr]    | 
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::option_map_unit_fn)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/lru_cache.rs:112:18
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let i = *self.table.get(key).unwrap();
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.table[key]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/lru_cache.rs:124:25
[INFO] [stderr]     |
[INFO] [stderr] 124 |             let entry = self.entries.get_mut(i).unwrap();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.entries[i]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/core.rs:34:40
[INFO] [stderr]    |
[INFO] [stderr] 34 |         duration.as_secs() * 1000000 + (duration.subsec_nanos() / 1000) as Value
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(duration.subsec_nanos() / 1000)`
[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: Calling `subsec_micros()` is more concise than this calculation
[INFO] [stderr]   --> src/core.rs:34:40
[INFO] [stderr]    |
[INFO] [stderr] 34 |         duration.as_secs() * 1000000 + (duration.subsec_nanos() / 1000) as Value
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `duration.subsec_micros()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::duration_subsec)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#duration_subsec
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/core.rs:40:37
[INFO] [stderr]    |
[INFO] [stderr] 40 |         duration.as_secs() * 1000 + (duration.subsec_nanos() / 1000000) as Value
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(duration.subsec_nanos() / 1000000)`
[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: Calling `subsec_millis()` is more concise than this calculation
[INFO] [stderr]   --> src/core.rs:40:37
[INFO] [stderr]    |
[INFO] [stderr] 40 |         duration.as_secs() * 1000 + (duration.subsec_nanos() / 1000000) as Value
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `duration.subsec_millis()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#duration_subsec
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/graphite.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 scale = scale * upsample;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `scale *= upsample`
[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: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/aggregate.rs:93:32
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let duration_seconds = (duration.subsec_nanos() / 1_000_000_000) as f64 + duration.as_secs() as f64;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(duration.subsec_nanos() / 1_000_000_000)`
[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/graphite.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 scale = scale * upsample;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `scale *= upsample`
[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: long literal lacking separators
[INFO] [stderr]   --> examples/multi_outs.rs:29:56
[INFO] [stderr]    |
[INFO] [stderr] 29 |         same_type_metrics.timer("timer_a").interval_us(2000000);
[INFO] [stderr]    |                                                        ^^^^^^^ help: consider: `2_000_000`
[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]   --> examples/static_metrics.rs:27:33
[INFO] [stderr]    |
[INFO] [stderr] 27 |     metric::TIMER_B.interval_us(654654);
[INFO] [stderr]    |                                 ^^^^^^ help: consider: `654_654`
[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: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> examples/scoped_print.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |         let ref mut scope = metrics.open_scope(true);
[INFO] [stderr]    |         ----^^^^^^^^^^^^^---------------------------- help: try: `let scope = &mut metrics.open_scope(true);`
[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: long literal lacking separators
[INFO] [stderr]   --> examples/graphite.rs:15:46
[INFO] [stderr]    |
[INFO] [stderr] 15 |         metrics.timer("timer_a").interval_us(2000000);
[INFO] [stderr]    |                                              ^^^^^^^ help: consider: `2_000_000`
[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: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/instruments.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> examples/custom_publish.rs:50:27
[INFO] [stderr]    |
[INFO] [stderr] 50 |         timer.interval_us(654654);
[INFO] [stderr]    |                           ^^^^^^ help: consider: `654_654`
[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: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/async_print.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> examples/macros_out.rs:28:48
[INFO] [stderr]    |
[INFO] [stderr] 28 |         SAME_TYPE.timer("timer_a").interval_us(2000000);
[INFO] [stderr]    |                                                ^^^^^^^ help: consider: `2_000_000`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 9.76s
[INFO] running `"docker" "inspect" "c1555e38d0cf82657ab6b1ddb35852f649f972ce746041874622bd8fd5351852"`
[INFO] running `"docker" "rm" "-f" "c1555e38d0cf82657ab6b1ddb35852f649f972ce746041874622bd8fd5351852"`
[INFO] [stdout] c1555e38d0cf82657ab6b1ddb35852f649f972ce746041874622bd8fd5351852