[INFO] crate wfst 0.6.0 is already in cache
[INFO] extracting crate wfst 0.6.0 into work/ex/clippy-test-run/sources/stable/reg/wfst/0.6.0
[INFO] extracting crate wfst 0.6.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/wfst/0.6.0
[INFO] validating manifest of wfst-0.6.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wfst-0.6.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wfst-0.6.0
[INFO] finished frobbing wfst-0.6.0
[INFO] frobbed toml for wfst-0.6.0 written to work/ex/clippy-test-run/sources/stable/reg/wfst/0.6.0/Cargo.toml
[INFO] started frobbing wfst-0.6.0
[INFO] finished frobbing wfst-0.6.0
[INFO] frobbed toml for wfst-0.6.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/wfst/0.6.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting wfst-0.6.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/wfst/0.6.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 656f7be7a46b12213bc5e09eb650b7c5a76ad2f746d121ef114a17e3a61db06b
[INFO] running `"docker" "start" "-a" "656f7be7a46b12213bc5e09eb650b7c5a76ad2f746d121ef114a17e3a61db06b"`
[INFO] [stderr]     Checking bincode v0.6.1
[INFO] [stderr]     Checking wfst v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/semiring/floatweight.rs:46:25
[INFO] [stderr]    |
[INFO] [stderr] 46 |         TropicalWeight {val: val}
[INFO] [stderr]    |                         ^^^^^^^^ help: replace it with: `val`
[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/semiring/floatweight.rs:171:20
[INFO] [stderr]     |
[INFO] [stderr] 171 |         LogWeight {val: val}
[INFO] [stderr]     |                    ^^^^^^^^ help: replace it with: `val`
[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/semiring/floatweight.rs:302:23
[INFO] [stderr]     |
[INFO] [stderr] 302 |         MinmaxWeight {val: val}
[INFO] [stderr]     |                       ^^^^^^^^ help: replace it with: `val`
[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/utils.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |             item: item
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `item`
[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/algorithms/shortestpath.rs:186:18
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let Pair(p, c) = pair.clone();
[INFO] [stderr]     |                  ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]    --> src/algorithms/shortestpath.rs:186:21
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let Pair(p, c) = pair.clone();
[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/wfst_vec.rs:100:20
[INFO] [stderr]     |
[INFO] [stderr] 100 |         VecState { finalweight: finalweight,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `finalweight`
[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/semiring/floatweight.rs:46:25
[INFO] [stderr]    |
[INFO] [stderr] 46 |         TropicalWeight {val: val}
[INFO] [stderr]    |                         ^^^^^^^^ help: replace it with: `val`
[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/semiring/floatweight.rs:171:20
[INFO] [stderr]     |
[INFO] [stderr] 171 |         LogWeight {val: val}
[INFO] [stderr]     |                    ^^^^^^^^ help: replace it with: `val`
[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/semiring/floatweight.rs:302:23
[INFO] [stderr]     |
[INFO] [stderr] 302 |         MinmaxWeight {val: val}
[INFO] [stderr]     |                       ^^^^^^^^ help: replace it with: `val`
[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/utils.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |             item: item
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `item`
[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/algorithms/shortestpath.rs:186:18
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let Pair(p, c) = pair.clone();
[INFO] [stderr]     |                  ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]    --> src/algorithms/shortestpath.rs:186:21
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let Pair(p, c) = pair.clone();
[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/wfst_vec.rs:100:20
[INFO] [stderr]     |
[INFO] [stderr] 100 |         VecState { finalweight: finalweight,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `finalweight`
[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: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/semiring/float.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             d as f64
[INFO] [stderr]    |             ^^^^^^^^ help: try: `f64::from(d)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/semiring/float.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             DEFAULT_DELTA as f64
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(DEFAULT_DELTA)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/semiring/float.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |             d as f64
[INFO] [stderr]    |             ^^^^^^^^ help: try: `f64::from(d)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/semiring/float.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             DEFAULT_DELTA as f64
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(DEFAULT_DELTA)`
[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] error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
[INFO] [stderr]   --> src/semiring/float.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |             self == f64::NAN
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::cmp_nan)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_nan
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/semiring/float.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         i as f64
[INFO] [stderr]    |         ^^^^^^^^ help: try: `f64::from(i)`
[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] error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
[INFO] [stderr]    --> src/semiring/float.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |             self == f32::NAN
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_nan
[INFO] [stderr] 
[INFO] [stderr] error: you are deriving `Hash` but have implemented `PartialEq` explicitly
[INFO] [stderr]   --> src/semiring/floatweight.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]    |                        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::derive_hash_xor_eq)] on by default
[INFO] [stderr] note: `PartialEq` implemented here
[INFO] [stderr]   --> src/semiring/floatweight.rs:135:1
[INFO] [stderr]    |
[INFO] [stderr] 135| / impl<T: Float<T>> PartialEq for TropicalWeight<T> {
[INFO] [stderr] 136| |     fn eq(&self, rhs: &Self) -> bool {
[INFO] [stderr] 137| |         if let Some(val) = self.val.clone() {
[INFO] [stderr] 138| |             if let Some(val2) = rhs.val.clone() {
[INFO] [stderr] ...  |
[INFO] [stderr] 146| |     }
[INFO] [stderr] 147| | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#derive_hash_xor_eq
[INFO] [stderr] 
[INFO] [stderr] error: you are deriving `Hash` but have implemented `PartialEq` explicitly
[INFO] [stderr]    --> src/semiring/floatweight.rs:164:24
[INFO] [stderr]     |
[INFO] [stderr] 164 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]     |                        ^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `PartialEq` implemented here
[INFO] [stderr]    --> src/semiring/floatweight.rs:274:1
[INFO] [stderr]     |
[INFO] [stderr] 274 | / impl<T: Float<T>> PartialEq for LogWeight<T> {
[INFO] [stderr] 275 | |     fn eq(&self, rhs: &Self) -> bool {
[INFO] [stderr] 276 | |         if let Some(val) = self.val.clone() {
[INFO] [stderr] 277 | |             if let Some(val2) = rhs.val.clone() {
[INFO] [stderr] ...   |
[INFO] [stderr] 285 | |     }
[INFO] [stderr] 286 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#derive_hash_xor_eq
[INFO] [stderr] 
[INFO] [stderr] error: you are deriving `Hash` but have implemented `PartialEq` explicitly
[INFO] [stderr]    --> src/semiring/floatweight.rs:295:24
[INFO] [stderr]     |
[INFO] [stderr] 295 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]     |                        ^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `PartialEq` implemented here
[INFO] [stderr]    --> src/semiring/floatweight.rs:389:1
[INFO] [stderr]     |
[INFO] [stderr] 389 | / impl<T: Float<T>> PartialEq for MinmaxWeight<T> {
[INFO] [stderr] 390 | |     fn eq(&self, rhs: &Self) -> bool {
[INFO] [stderr] 391 | |         if let Some(val) = self.val.clone() {
[INFO] [stderr] 392 | |             if let Some(val2) = rhs.val.clone() {
[INFO] [stderr] ...   |
[INFO] [stderr] 400 | |     }
[INFO] [stderr] 401 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#derive_hash_xor_eq
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `utils::LinkedHashSet<K>`
[INFO] [stderr]   --> src/utils.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | /     pub fn new() -> Self {
[INFO] [stderr] 49 | |         LinkedHashSet(LinkedHashMap::new())
[INFO] [stderr] 50 | |     }
[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] 45 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/utils.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 | /     pub fn peek<'b>(&'b self) -> Option<&'b T> {
[INFO] [stderr] 150 | |         match self.heap.peek() {
[INFO] [stderr] 151 | |             None => None,
[INFO] [stderr] 152 | |             Some(item) => Some(&item.item)
[INFO] [stderr] 153 | |         }
[INFO] [stderr] 154 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: slow zero-filling initialization
[INFO] [stderr]    --> src/algorithms/shortestpath.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 158 |     let mut r: Vec<usize> = Vec::with_capacity(nstates);
[INFO] [stderr]     |                             --------------------------- help: consider replace allocation with: `vec![0; nstates]`
[INFO] [stderr] 159 |     r.resize(nstates, 0);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::slow_vector_initialization)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#slow_vector_initialization
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/algorithms/shortestpath.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |         let _ppair = previous.get(&pair).unwrap().clone();
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&previous[&pair]`
[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().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/algorithms/shortestpath.rs:199:23
[INFO] [stderr]     |
[INFO] [stderr] 199 |             let pp = *statemap.get(&ppair).unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&statemap[&ppair]`
[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: called `.get().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/algorithms/connect.rs:40:25
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let last_path = paths.get(last_path_idx).unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `paths[last_path_idx]`
[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: called `.get_mut().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/algorithms/connect.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     explored_arcs.get_mut(start).unwrap().as_mut().unwrap().push(arc);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `explored_arcs[start]`
[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: an inclusive range would be more readable
[INFO] [stderr]   --> src/algorithms/connect.rs:64:26
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 for i in (0..index+1).rev() {
[INFO] [stderr]    |                          ^^^^^^^^^^^^ help: use: `(0..=index)`
[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: called `.get_mut().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/algorithms/connect.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     paths.get_mut(last_path_idx).unwrap().push(start);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `paths[last_path_idx]`
[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: called `.get_mut().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/algorithms/connect.rs:93:17
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 paths.get_mut(last_path_idx).unwrap().push(start);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `paths[last_path_idx]`
[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: you should consider deriving a `Default` implementation for `wfst_vec::VecFst<W>`
[INFO] [stderr]    --> src/wfst_vec.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 | /     pub fn new() -> Self {
[INFO] [stderr] 116 | |         VecFst { states: Vec::new(),
[INFO] [stderr] 117 | |                  startstate: None,
[INFO] [stderr] 118 | |                  isyms: None,
[INFO] [stderr] 119 | |                  osyms: None }
[INFO] [stderr] 120 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 107 | #[derive(Default)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `wfst`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/semiring/float.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             d as f64
[INFO] [stderr]    |             ^^^^^^^^ help: try: `f64::from(d)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/semiring/float.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             DEFAULT_DELTA as f64
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(DEFAULT_DELTA)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/semiring/float.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |             d as f64
[INFO] [stderr]    |             ^^^^^^^^ help: try: `f64::from(d)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/semiring/float.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             DEFAULT_DELTA as f64
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(DEFAULT_DELTA)`
[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] error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
[INFO] [stderr]   --> src/semiring/float.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |             self == f64::NAN
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::cmp_nan)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_nan
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/semiring/float.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         i as f64
[INFO] [stderr]    |         ^^^^^^^^ help: try: `f64::from(i)`
[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] error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
[INFO] [stderr]    --> src/semiring/float.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |             self == f32::NAN
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_nan
[INFO] [stderr] 
[INFO] [stderr] error: you are deriving `Hash` but have implemented `PartialEq` explicitly
[INFO] [stderr]   --> src/semiring/floatweight.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]    |                        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::derive_hash_xor_eq)] on by default
[INFO] [stderr] note: `PartialEq` implemented here
[INFO] [stderr]   --> src/semiring/floatweight.rs:135:1
[INFO] [stderr]    |
[INFO] [stderr] 135| / impl<T: Float<T>> PartialEq for TropicalWeight<T> {
[INFO] [stderr] 136| |     fn eq(&self, rhs: &Self) -> bool {
[INFO] [stderr] 137| |         if let Some(val) = self.val.clone() {
[INFO] [stderr] 138| |             if let Some(val2) = rhs.val.clone() {
[INFO] [stderr] ...  |
[INFO] [stderr] 146| |     }
[INFO] [stderr] 147| | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#derive_hash_xor_eq
[INFO] [stderr] 
[INFO] [stderr] error: you are deriving `Hash` but have implemented `PartialEq` explicitly
[INFO] [stderr]    --> src/semiring/floatweight.rs:164:24
[INFO] [stderr]     |
[INFO] [stderr] 164 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]     |                        ^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `PartialEq` implemented here
[INFO] [stderr]    --> src/semiring/floatweight.rs:274:1
[INFO] [stderr]     |
[INFO] [stderr] 274 | / impl<T: Float<T>> PartialEq for LogWeight<T> {
[INFO] [stderr] 275 | |     fn eq(&self, rhs: &Self) -> bool {
[INFO] [stderr] 276 | |         if let Some(val) = self.val.clone() {
[INFO] [stderr] 277 | |             if let Some(val2) = rhs.val.clone() {
[INFO] [stderr] ...   |
[INFO] [stderr] 285 | |     }
[INFO] [stderr] 286 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#derive_hash_xor_eq
[INFO] [stderr] 
[INFO] [stderr] error: you are deriving `Hash` but have implemented `PartialEq` explicitly
[INFO] [stderr]    --> src/semiring/floatweight.rs:295:24
[INFO] [stderr]     |
[INFO] [stderr] 295 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]     |                        ^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `PartialEq` implemented here
[INFO] [stderr]    --> src/semiring/floatweight.rs:389:1
[INFO] [stderr]     |
[INFO] [stderr] 389 | / impl<T: Float<T>> PartialEq for MinmaxWeight<T> {
[INFO] [stderr] 390 | |     fn eq(&self, rhs: &Self) -> bool {
[INFO] [stderr] 391 | |         if let Some(val) = self.val.clone() {
[INFO] [stderr] 392 | |             if let Some(val2) = rhs.val.clone() {
[INFO] [stderr] ...   |
[INFO] [stderr] 400 | |     }
[INFO] [stderr] 401 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#derive_hash_xor_eq
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `utils::LinkedHashSet<K>`
[INFO] [stderr]   --> src/utils.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | /     pub fn new() -> Self {
[INFO] [stderr] 49 | |         LinkedHashSet(LinkedHashMap::new())
[INFO] [stderr] 50 | |     }
[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] 45 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/utils.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 | /     pub fn peek<'b>(&'b self) -> Option<&'b T> {
[INFO] [stderr] 150 | |         match self.heap.peek() {
[INFO] [stderr] 151 | |             None => None,
[INFO] [stderr] 152 | |             Some(item) => Some(&item.item)
[INFO] [stderr] 153 | |         }
[INFO] [stderr] 154 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: slow zero-filling initialization
[INFO] [stderr]    --> src/algorithms/shortestpath.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 158 |     let mut r: Vec<usize> = Vec::with_capacity(nstates);
[INFO] [stderr]     |                             --------------------------- help: consider replace allocation with: `vec![0; nstates]`
[INFO] [stderr] 159 |     r.resize(nstates, 0);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::slow_vector_initialization)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#slow_vector_initialization
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/algorithms/shortestpath.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |         let _ppair = previous.get(&pair).unwrap().clone();
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&previous[&pair]`
[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().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/algorithms/shortestpath.rs:199:23
[INFO] [stderr]     |
[INFO] [stderr] 199 |             let pp = *statemap.get(&ppair).unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&statemap[&ppair]`
[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: called `.get().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/algorithms/connect.rs:40:25
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let last_path = paths.get(last_path_idx).unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `paths[last_path_idx]`
[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: called `.get_mut().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/algorithms/connect.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     explored_arcs.get_mut(start).unwrap().as_mut().unwrap().push(arc);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `explored_arcs[start]`
[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: an inclusive range would be more readable
[INFO] [stderr]   --> src/algorithms/connect.rs:64:26
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 for i in (0..index+1).rev() {
[INFO] [stderr]    |                          ^^^^^^^^^^^^ help: use: `(0..=index)`
[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: called `.get_mut().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/algorithms/connect.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     paths.get_mut(last_path_idx).unwrap().push(start);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `paths[last_path_idx]`
[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: called `.get_mut().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/algorithms/connect.rs:93:17
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 paths.get_mut(last_path_idx).unwrap().push(start);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `paths[last_path_idx]`
[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: you should consider deriving a `Default` implementation for `wfst_vec::VecFst<W>`
[INFO] [stderr]    --> src/wfst_vec.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 | /     pub fn new() -> Self {
[INFO] [stderr] 116 | |         VecFst { states: Vec::new(),
[INFO] [stderr] 117 | |                  startstate: None,
[INFO] [stderr] 118 | |                  isyms: None,
[INFO] [stderr] 119 | |                  osyms: None }
[INFO] [stderr] 120 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 107 | #[derive(Default)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `wfst`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "656f7be7a46b12213bc5e09eb650b7c5a76ad2f746d121ef114a17e3a61db06b"`
[INFO] running `"docker" "rm" "-f" "656f7be7a46b12213bc5e09eb650b7c5a76ad2f746d121ef114a17e3a61db06b"`
[INFO] [stdout] 656f7be7a46b12213bc5e09eb650b7c5a76ad2f746d121ef114a17e3a61db06b