[INFO] crate radix-router 0.1.2 is already in cache
[INFO] extracting crate radix-router 0.1.2 into work/ex/clippy-test-run/sources/stable/reg/radix-router/0.1.2
[INFO] extracting crate radix-router 0.1.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/radix-router/0.1.2
[INFO] validating manifest of radix-router-0.1.2 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 radix-router-0.1.2 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 radix-router-0.1.2
[INFO] finished frobbing radix-router-0.1.2
[INFO] frobbed toml for radix-router-0.1.2 written to work/ex/clippy-test-run/sources/stable/reg/radix-router/0.1.2/Cargo.toml
[INFO] started frobbing radix-router-0.1.2
[INFO] finished frobbing radix-router-0.1.2
[INFO] frobbed toml for radix-router-0.1.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/radix-router/0.1.2/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 radix-router-0.1.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/radix-router/0.1.2:/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] 4313be907e5a0fdeb370547182a6aa3d79e4cb7dbd8fe91743a9bb33aa3bb142
[INFO] running `"docker" "start" "-a" "4313be907e5a0fdeb370547182a6aa3d79e4cb7dbd8fe91743a9bb33aa3bb142"`
[INFO] [stderr]     Checking radix-router v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/router.rs:381:16
[INFO] [stderr]     |
[INFO] [stderr] 381 |           } else {
[INFO] [stderr]     |  ________________^
[INFO] [stderr] 382 | |             if self.handle_method_not_allowed {
[INFO] [stderr] 383 | |                 let allow = self.allowed(req.uri().path(), req.method().as_str());
[INFO] [stderr] 384 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 400 | |             }
[INFO] [stderr] 401 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 381 |         } else if self.handle_method_not_allowed {
[INFO] [stderr] 382 |     let allow = self.allowed(req.uri().path(), req.method().as_str());
[INFO] [stderr] 383 | 
[INFO] [stderr] 384 |     if allow.len() > 0 {
[INFO] [stderr] 385 |         let mut response = Response::builder()
[INFO] [stderr] 386 |             .header("Allow", allow.as_str())
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tree.rs:512:9
[INFO] [stderr]     |
[INFO] [stderr] 512 |         return (None, p, tsr);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(None, p, tsr)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tree.rs:557:17
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 return (None, p, false);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(None, p, false)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tree.rs:571:17
[INFO] [stderr]     |
[INFO] [stderr] 571 |                 return (self.handle.as_ref(), p, false);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(self.handle.as_ref(), p, false)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tree.rs:820:17
[INFO] [stderr]     |
[INFO] [stderr] 820 |                 return false;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tree.rs:824:17
[INFO] [stderr]     |
[INFO] [stderr] 824 |                 return true;
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/tree.rs:813:24
[INFO] [stderr]     |
[INFO] [stderr] 813 |                   } else if fix_trailing_slash && self.children.len() == 1 {
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 814 | |                     if self.children[0].path == [b'/'] && self.children[0].handle.is_some() {
[INFO] [stderr] 815 | |                         ci_path.push(b'/');
[INFO] [stderr] 816 | |                         return true;
[INFO] [stderr] 817 | |                     }
[INFO] [stderr] 818 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 813 |                 } else if fix_trailing_slash && self.children.len() == 1 && self.children[0].path == [b'/'] && self.children[0].handle.is_some() {
[INFO] [stderr] 814 |     ci_path.push(b'/');
[INFO] [stderr] 815 |     return true;
[INFO] [stderr] 816 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/router.rs:381:16
[INFO] [stderr]     |
[INFO] [stderr] 381 |           } else {
[INFO] [stderr]     |  ________________^
[INFO] [stderr] 382 | |             if self.handle_method_not_allowed {
[INFO] [stderr] 383 | |                 let allow = self.allowed(req.uri().path(), req.method().as_str());
[INFO] [stderr] 384 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 400 | |             }
[INFO] [stderr] 401 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 381 |         } else if self.handle_method_not_allowed {
[INFO] [stderr] 382 |     let allow = self.allowed(req.uri().path(), req.method().as_str());
[INFO] [stderr] 383 | 
[INFO] [stderr] 384 |     if allow.len() > 0 {
[INFO] [stderr] 385 |         let mut response = Response::builder()
[INFO] [stderr] 386 |             .header("Allow", allow.as_str())
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tree.rs:512:9
[INFO] [stderr]     |
[INFO] [stderr] 512 |         return (None, p, tsr);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(None, p, tsr)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tree.rs:557:17
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 return (None, p, false);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(None, p, false)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tree.rs:571:17
[INFO] [stderr]     |
[INFO] [stderr] 571 |                 return (self.handle.as_ref(), p, false);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(self.handle.as_ref(), p, false)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tree.rs:820:17
[INFO] [stderr]     |
[INFO] [stderr] 820 |                 return false;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tree.rs:824:17
[INFO] [stderr]     |
[INFO] [stderr] 824 |                 return true;
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/tree.rs:813:24
[INFO] [stderr]     |
[INFO] [stderr] 813 |                   } else if fix_trailing_slash && self.children.len() == 1 {
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 814 | |                     if self.children[0].path == [b'/'] && self.children[0].handle.is_some() {
[INFO] [stderr] 815 | |                         ci_path.push(b'/');
[INFO] [stderr] 816 | |                         return true;
[INFO] [stderr] 817 | |                     }
[INFO] [stderr] 818 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 813 |                 } else if fix_trailing_slash && self.children.len() == 1 && self.children[0].path == [b'/'] && self.children[0].handle.is_some() {
[INFO] [stderr] 814 |     ci_path.push(b'/');
[INFO] [stderr] 815 |     return true;
[INFO] [stderr] 816 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/path.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 |     if !p.starts_with("/") {
[INFO] [stderr]    |                       ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/path.rs:38:45
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut trailing = n > 1 && p.ends_with("/");
[INFO] [stderr]    |                                             ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `router::Params`
[INFO] [stderr]   --> src/router.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 | /     pub fn new() -> Params {
[INFO] [stderr] 81 | |         Params(Vec::new())
[INFO] [stderr] 82 | |     }
[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] 67 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `router::Router<T>`
[INFO] [stderr]    --> src/router.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 | /     pub fn new() -> Router<T> {
[INFO] [stderr] 160 | |         Router {
[INFO] [stderr] 161 | |             trees: BTreeMap::new(),
[INFO] [stderr] 162 | |             redirect_trailing_slash: true,
[INFO] [stderr] ...   |
[INFO] [stderr] 169 | |         }
[INFO] [stderr] 170 | |     }
[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] 105 | #[derive(Default)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/router.rs:230:30
[INFO] [stderr]     |
[INFO] [stderr] 230 |         if !path.starts_with("/") {
[INFO] [stderr]     |                              ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/router.rs:236:14
[INFO] [stderr]     |
[INFO] [stderr] 236 |             .or_insert(Node::new())
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(Node::new)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]    --> src/router.rs:275:17
[INFO] [stderr]     |
[INFO] [stderr] 275 |                    self.trees.get(method).map(|tree| {
[INFO] [stderr]     |   _________________^
[INFO] [stderr]     |  |_________________|
[INFO] [stderr]     | ||
[INFO] [stderr] 276 | ||                     let (handle, _, _) = tree.get_value(path);
[INFO] [stderr] 277 | ||
[INFO] [stderr] 278 | ||                     if handle.is_some() {
[INFO] [stderr] ...   ||
[INFO] [stderr] 285 | ||                     }
[INFO] [stderr] 286 | ||                 });
[INFO] [stderr]     | ||__________________^- help: try this: `if let Some(tree) = self.trees.get(method) { ... }`
[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: length comparison to zero
[INFO] [stderr]    --> src/router.rs:290:12
[INFO] [stderr]     |
[INFO] [stderr] 290 |         if allow.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!allow.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/router.rs:325:23
[INFO] [stderr]     |
[INFO] [stderr] 325 |             } else if req.method() != &Method::CONNECT && req.uri().path() != "/" {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^----------------
[INFO] [stderr]     |                                       |
[INFO] [stderr]     |                                       help: use the right value directly: `Method::CONNECT`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/router.rs:326:31
[INFO] [stderr]     |
[INFO] [stderr] 326 |                 let code = if req.method() != &Method::GET {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^------------
[INFO] [stderr]     |                                               |
[INFO] [stderr]     |                                               help: use the right value directly: `Method::GET`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/router.rs:335:92
[INFO] [stderr]     |
[INFO] [stderr] 335 |                     let path = if req.uri().path().len() > 1 && req.uri().path().ends_with("/") {
[INFO] [stderr]     |                                                                                            ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/router.rs:371:12
[INFO] [stderr]     |
[INFO] [stderr] 371 |         if req.method() == &Method::OPTIONS && self.handle_options {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^----------------
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            help: use the right value directly: `Method::OPTIONS`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/router.rs:373:16
[INFO] [stderr]     |
[INFO] [stderr] 373 |             if allow.len() > 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!allow.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/router.rs:385:20
[INFO] [stderr]     |
[INFO] [stderr] 385 |                 if allow.len() > 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!allow.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `tree::Node<T>`
[INFO] [stderr]   --> src/tree.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | /     pub fn new() -> Node<T> {
[INFO] [stderr] 49 | |         Node {
[INFO] [stderr] 50 | |             path: Vec::new(),
[INFO] [stderr] 51 | |             wild_child: false,
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |         }
[INFO] [stderr] 59 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl Default for tree::Node<T> {
[INFO] [stderr] 48 |     fn default() -> Self {
[INFO] [stderr] 49 |         Self::new()
[INFO] [stderr] 50 |     }
[INFO] [stderr] 51 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/tree.rs:78:31
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 &self.indices[pos..pos + 1], // the index char we move
[INFO] [stderr]    |                               ^^^^^^^^^^^^ help: use: `pos..=pos`
[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] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]   --> src/tree.rs:90:25
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let full_path = path.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::clone_double_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let full_path = &(*path).clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let full_path = &str::clone(path);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/tree.rs:96:12
[INFO] [stderr]    |
[INFO] [stderr] 96 |         if self.path.len() > 0 || self.children.len() > 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.path.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/tree.rs:96:35
[INFO] [stderr]    |
[INFO] [stderr] 96 |         if self.path.len() > 0 || self.children.len() > 0 {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.children.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/tree.rs:219:22
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn is_wild_child(&mut self, mut num_params: u8, path: &[u8], full_path: &str, handle: T) {
[INFO] [stderr]     |                      ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/tree.rs:243:17
[INFO] [stderr]     |
[INFO] [stderr] 243 | /                 str::from_utf8(path)
[INFO] [stderr] 244 | |                     .unwrap()
[INFO] [stderr] 245 | |                     .splitn(2, '/')
[INFO] [stderr] 246 | |                     .into_iter()
[INFO] [stderr]     | |________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] help: consider removing `.into_iter()`
[INFO] [stderr]     |
[INFO] [stderr] 243 |                 str::from_utf8(path)
[INFO] [stderr] 244 |                     .unwrap()
[INFO] [stderr] 245 |                     .splitn(2, '/')
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:303:16
[INFO] [stderr]     |
[INFO] [stderr] 303 |             if self.children.len() > 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.children.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:387:20
[INFO] [stderr]     |
[INFO] [stderr] 387 |                 if self.path.len() > 0 && self.path[self.path.len() - 1] == b'/' {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:537:24
[INFO] [stderr]     |
[INFO] [stderr] 537 |                     if self.children.len() > 0 {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.children.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/tree.rs:553:31
[INFO] [stderr]     |
[INFO] [stderr] 553 |                     let tsr = self.children[0].path == &[b'/'] && self.children[0].handle.is_some();
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^-------
[INFO] [stderr]     |                                                        |
[INFO] [stderr]     |                                                        help: use the right value directly: `[b'/']`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:612:17
[INFO] [stderr]     |
[INFO] [stderr] 612 |             && (lo_n_path.len() == 0 || lo_path[1..lo_n_path.len()] == lo_n_path[1..])
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `lo_n_path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:619:16
[INFO] [stderr]     |
[INFO] [stderr] 619 |             if path.len() > 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/tree.rs:620:30
[INFO] [stderr]     |
[INFO] [stderr] 620 |                 let lo_old = lo_path.clone();
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 620 |                 let lo_old = &(*lo_path).clone();
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 620 |                 let lo_old = &[u8]::clone(lo_path);
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:792:24
[INFO] [stderr]     |
[INFO] [stderr] 792 |                     if self.children.len() > 0 {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.children.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `radix-router`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/path.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 |     if !p.starts_with("/") {
[INFO] [stderr]    |                       ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/path.rs:38:45
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut trailing = n > 1 && p.ends_with("/");
[INFO] [stderr]    |                                             ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `router::Params`
[INFO] [stderr]   --> src/router.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 | /     pub fn new() -> Params {
[INFO] [stderr] 81 | |         Params(Vec::new())
[INFO] [stderr] 82 | |     }
[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] 67 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `router::Router<T>`
[INFO] [stderr]    --> src/router.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 | /     pub fn new() -> Router<T> {
[INFO] [stderr] 160 | |         Router {
[INFO] [stderr] 161 | |             trees: BTreeMap::new(),
[INFO] [stderr] 162 | |             redirect_trailing_slash: true,
[INFO] [stderr] ...   |
[INFO] [stderr] 169 | |         }
[INFO] [stderr] 170 | |     }
[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] 105 | #[derive(Default)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/router.rs:230:30
[INFO] [stderr]     |
[INFO] [stderr] 230 |         if !path.starts_with("/") {
[INFO] [stderr]     |                              ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/router.rs:236:14
[INFO] [stderr]     |
[INFO] [stderr] 236 |             .or_insert(Node::new())
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(Node::new)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]    --> src/router.rs:275:17
[INFO] [stderr]     |
[INFO] [stderr] 275 |                    self.trees.get(method).map(|tree| {
[INFO] [stderr]     |   _________________^
[INFO] [stderr]     |  |_________________|
[INFO] [stderr]     | ||
[INFO] [stderr] 276 | ||                     let (handle, _, _) = tree.get_value(path);
[INFO] [stderr] 277 | ||
[INFO] [stderr] 278 | ||                     if handle.is_some() {
[INFO] [stderr] ...   ||
[INFO] [stderr] 285 | ||                     }
[INFO] [stderr] 286 | ||                 });
[INFO] [stderr]     | ||__________________^- help: try this: `if let Some(tree) = self.trees.get(method) { ... }`
[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: length comparison to zero
[INFO] [stderr]    --> src/router.rs:290:12
[INFO] [stderr]     |
[INFO] [stderr] 290 |         if allow.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!allow.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/router.rs:325:23
[INFO] [stderr]     |
[INFO] [stderr] 325 |             } else if req.method() != &Method::CONNECT && req.uri().path() != "/" {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^----------------
[INFO] [stderr]     |                                       |
[INFO] [stderr]     |                                       help: use the right value directly: `Method::CONNECT`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/router.rs:326:31
[INFO] [stderr]     |
[INFO] [stderr] 326 |                 let code = if req.method() != &Method::GET {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^------------
[INFO] [stderr]     |                                               |
[INFO] [stderr]     |                                               help: use the right value directly: `Method::GET`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/router.rs:335:92
[INFO] [stderr]     |
[INFO] [stderr] 335 |                     let path = if req.uri().path().len() > 1 && req.uri().path().ends_with("/") {
[INFO] [stderr]     |                                                                                            ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/router.rs:371:12
[INFO] [stderr]     |
[INFO] [stderr] 371 |         if req.method() == &Method::OPTIONS && self.handle_options {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^----------------
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            help: use the right value directly: `Method::OPTIONS`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/router.rs:373:16
[INFO] [stderr]     |
[INFO] [stderr] 373 |             if allow.len() > 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!allow.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/router.rs:385:20
[INFO] [stderr]     |
[INFO] [stderr] 385 |                 if allow.len() > 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!allow.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `tree::Node<T>`
[INFO] [stderr]   --> src/tree.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | /     pub fn new() -> Node<T> {
[INFO] [stderr] 49 | |         Node {
[INFO] [stderr] 50 | |             path: Vec::new(),
[INFO] [stderr] 51 | |             wild_child: false,
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |         }
[INFO] [stderr] 59 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl Default for tree::Node<T> {
[INFO] [stderr] 48 |     fn default() -> Self {
[INFO] [stderr] 49 |         Self::new()
[INFO] [stderr] 50 |     }
[INFO] [stderr] 51 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/tree.rs:78:31
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 &self.indices[pos..pos + 1], // the index char we move
[INFO] [stderr]    |                               ^^^^^^^^^^^^ help: use: `pos..=pos`
[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] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]   --> src/tree.rs:90:25
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let full_path = path.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::clone_double_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let full_path = &(*path).clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let full_path = &str::clone(path);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/tree.rs:96:12
[INFO] [stderr]    |
[INFO] [stderr] 96 |         if self.path.len() > 0 || self.children.len() > 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.path.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/tree.rs:96:35
[INFO] [stderr]    |
[INFO] [stderr] 96 |         if self.path.len() > 0 || self.children.len() > 0 {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.children.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/tree.rs:219:22
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn is_wild_child(&mut self, mut num_params: u8, path: &[u8], full_path: &str, handle: T) {
[INFO] [stderr]     |                      ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/tree.rs:243:17
[INFO] [stderr]     |
[INFO] [stderr] 243 | /                 str::from_utf8(path)
[INFO] [stderr] 244 | |                     .unwrap()
[INFO] [stderr] 245 | |                     .splitn(2, '/')
[INFO] [stderr] 246 | |                     .into_iter()
[INFO] [stderr]     | |________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] help: consider removing `.into_iter()`
[INFO] [stderr]     |
[INFO] [stderr] 243 |                 str::from_utf8(path)
[INFO] [stderr] 244 |                     .unwrap()
[INFO] [stderr] 245 |                     .splitn(2, '/')
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:303:16
[INFO] [stderr]     |
[INFO] [stderr] 303 |             if self.children.len() > 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.children.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:387:20
[INFO] [stderr]     |
[INFO] [stderr] 387 |                 if self.path.len() > 0 && self.path[self.path.len() - 1] == b'/' {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:537:24
[INFO] [stderr]     |
[INFO] [stderr] 537 |                     if self.children.len() > 0 {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.children.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/tree.rs:553:31
[INFO] [stderr]     |
[INFO] [stderr] 553 |                     let tsr = self.children[0].path == &[b'/'] && self.children[0].handle.is_some();
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^-------
[INFO] [stderr]     |                                                        |
[INFO] [stderr]     |                                                        help: use the right value directly: `[b'/']`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:612:17
[INFO] [stderr]     |
[INFO] [stderr] 612 |             && (lo_n_path.len() == 0 || lo_path[1..lo_n_path.len()] == lo_n_path[1..])
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `lo_n_path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:619:16
[INFO] [stderr]     |
[INFO] [stderr] 619 |             if path.len() > 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!path.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/tree.rs:620:30
[INFO] [stderr]     |
[INFO] [stderr] 620 |                 let lo_old = lo_path.clone();
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 620 |                 let lo_old = &(*lo_path).clone();
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 620 |                 let lo_old = &[u8]::clone(lo_path);
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:792:24
[INFO] [stderr]     |
[INFO] [stderr] 792 |                     if self.children.len() > 0 {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.children.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/tree.rs:977:26
[INFO] [stderr]     |
[INFO] [stderr] 977 |             count_params("/path/:param1/static/*catch-all".as_bytes())
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"/path/:param1/static/*catch-all"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::string_lit_as_bytes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `radix-router`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4313be907e5a0fdeb370547182a6aa3d79e4cb7dbd8fe91743a9bb33aa3bb142"`
[INFO] running `"docker" "rm" "-f" "4313be907e5a0fdeb370547182a6aa3d79e4cb7dbd8fe91743a9bb33aa3bb142"`
[INFO] [stdout] 4313be907e5a0fdeb370547182a6aa3d79e4cb7dbd8fe91743a9bb33aa3bb142