[INFO] crate logos-derive 0.8.0 is already in cache
[INFO] extracting crate logos-derive 0.8.0 into work/ex/clippy-test-run/sources/stable/reg/logos-derive/0.8.0
[INFO] extracting crate logos-derive 0.8.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/logos-derive/0.8.0
[INFO] validating manifest of logos-derive-0.8.0 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 logos-derive-0.8.0 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 logos-derive-0.8.0
[INFO] finished frobbing logos-derive-0.8.0
[INFO] frobbed toml for logos-derive-0.8.0 written to work/ex/clippy-test-run/sources/stable/reg/logos-derive/0.8.0/Cargo.toml
[INFO] started frobbing logos-derive-0.8.0
[INFO] finished frobbing logos-derive-0.8.0
[INFO] frobbed toml for logos-derive-0.8.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/logos-derive/0.8.0/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 logos-derive-0.8.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/logos-derive/0.8.0:/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] d399182a4bf48b31084aba5b5a41db85388419b9da9e5a093518efc8774f8c38
[INFO] running `"docker" "start" "-a" "d399182a4bf48b31084aba5b5a41db85388419b9da9e5a093518efc8774f8c38"`
[INFO] [stderr]     Checking syn v0.15.26
[INFO] [stderr]     Checking logos-derive v0.8.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/regex.rs:78:28
[INFO] [stderr]    |
[INFO] [stderr] 78 |                       } else {
[INFO] [stderr]    |  ____________________________^
[INFO] [stderr] 79 | |                         if let Some(node) = Node::from_hir(concat.remove(read)) {
[INFO] [stderr] 80 | |                             nodes.push(node);
[INFO] [stderr] 81 | |                         }
[INFO] [stderr] 82 | |                     }
[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] 78 |                     } else if let Some(node) = Node::from_hir(concat.remove(read)) {
[INFO] [stderr] 79 |     nodes.push(node);
[INFO] [stderr] 80 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/regex.rs:218:37
[INFO] [stderr]     |
[INFO] [stderr] 218 |                                     0x10FFFF => end = 0xFF as char,
[INFO] [stderr]     |                                     ^^^^^^^^ help: consider: `0x0010_FFFF`
[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/regex.rs:340:64
[INFO] [stderr]     |
[INFO] [stderr] 340 |                 start < 128 && end > 0 && (end < 128 || end == 0x10FFFF)
[INFO] [stderr]     |                                                                ^^^^^^^^ help: consider: `0x0010_FFFF`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/regex.rs:78:28
[INFO] [stderr]    |
[INFO] [stderr] 78 |                       } else {
[INFO] [stderr]    |  ____________________________^
[INFO] [stderr] 79 | |                         if let Some(node) = Node::from_hir(concat.remove(read)) {
[INFO] [stderr] 80 | |                             nodes.push(node);
[INFO] [stderr] 81 | |                         }
[INFO] [stderr] 82 | |                     }
[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] 78 |                     } else if let Some(node) = Node::from_hir(concat.remove(read)) {
[INFO] [stderr] 79 |     nodes.push(node);
[INFO] [stderr] 80 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/regex.rs:218:37
[INFO] [stderr]     |
[INFO] [stderr] 218 |                                     0x10FFFF => end = 0xFF as char,
[INFO] [stderr]     |                                     ^^^^^^^^ help: consider: `0x0010_FFFF`
[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/regex.rs:340:64
[INFO] [stderr]     |
[INFO] [stderr] 340 |                 start < 128 && end > 0 && (end < 128 || end == 0x10FFFF)
[INFO] [stderr]     |                                                                ^^^^^^^^ help: consider: `0x0010_FFFF`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/util.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         Err(_) => panic!("Couldn't parse attribute: {}", quote!(#attr)),
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_wild_err_arm)] on by default
[INFO] [stderr]    = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]    --> src/util.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |         Err(_)    => panic!("Unable to parse {:?} into a Rust identifier.", ident),
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:146:12
[INFO] [stderr]     |
[INFO] [stderr] 146 |         if fork.arms.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `fork.arms.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: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/tree.rs:204:16
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn to_node(self) -> Option<Node<'a>> {
[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:344:41
[INFO] [stderr]     |
[INFO] [stderr] 344 |                 self.arms.insert(index, branch.into());
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^ help: consider removing `.into()`: `branch`
[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] 
[INFO] [stderr] warning: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/tree.rs:467:20
[INFO] [stderr]     |
[INFO] [stderr] 467 |     fn to_mut_fork(&mut self) -> &mut Fork<'a> {
[INFO] [stderr]     |                    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:529:33
[INFO] [stderr]     |
[INFO] [stderr] 529 |             Node::Fork(fork) if fork.arms.len() == 0 => {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `fork.arms.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: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/tree.rs:574:40
[INFO] [stderr]     |
[INFO] [stderr] 574 |                 let exhaustive_nones = if fork.kind == ForkKind::Repeat { true } else { false };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to: `fork.kind == ForkKind::Repeat`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]   --> src/regex.rs:99:20
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 if repetition.greedy == false {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!repetition.greedy`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::bool_comparison)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: you probably are missing some parameter in your format string
[INFO] [stderr]    --> src/regex.rs:107:56
[INFO] [stderr]     |
[INFO] [stderr] 107 |                     RepetitionKind::Range(_) => panic!("The '{n,m}' repetition in #[regex] is currently unsupported."),
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::panic_params)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#panic_params
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/generator.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 | /         if !self.fns_constructed.contains_key(&ptr) {
[INFO] [stderr] 46 | |             let mut tokens = Vec::new();
[INFO] [stderr] 47 | |             tree.get_tokens(&mut tokens);
[INFO] [stderr] 48 | |             let body = self.tree_to_fn_body(tree.clone());
[INFO] [stderr] ...  |
[INFO] [stderr] 70 | |             self.fns_constructed.insert(ptr, handler);
[INFO] [stderr] 71 | |         }
[INFO] [stderr]    | |_________^ help: consider using: `self.fns_constructed.entry(ptr)`
[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 `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/generator.rs:73:23
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let handler = self.fns_constructed.get(&ptr).unwrap();
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.fns_constructed[&ptr]`
[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: length comparison to zero
[INFO] [stderr]    --> src/generator.rs:280:20
[INFO] [stderr]     |
[INFO] [stderr] 280 |                 if fork.arms.len() == 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `fork.arms.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: identical conversion
[INFO] [stderr]    --> src/lib.rs:229:5
[INFO] [stderr]     |
[INFO] [stderr] 229 |     TokenStream::from(tokens).into()
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `TokenStream::from(tokens)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/util.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         Err(_) => panic!("Couldn't parse attribute: {}", quote!(#attr)),
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_wild_err_arm)] on by default
[INFO] [stderr]    = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]    --> src/util.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |         Err(_)    => panic!("Unable to parse {:?} into a Rust identifier.", ident),
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:146:12
[INFO] [stderr]     |
[INFO] [stderr] 146 |         if fork.arms.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `fork.arms.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: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/tree.rs:204:16
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn to_node(self) -> Option<Node<'a>> {
[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:344:41
[INFO] [stderr]     |
[INFO] [stderr] 344 |                 self.arms.insert(index, branch.into());
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^ help: consider removing `.into()`: `branch`
[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] 
[INFO] [stderr] warning: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/tree.rs:467:20
[INFO] [stderr]     |
[INFO] [stderr] 467 |     fn to_mut_fork(&mut self) -> &mut Fork<'a> {
[INFO] [stderr]     |                    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/tree.rs:529:33
[INFO] [stderr]     |
[INFO] [stderr] 529 |             Node::Fork(fork) if fork.arms.len() == 0 => {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `fork.arms.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: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/tree.rs:574:40
[INFO] [stderr]     |
[INFO] [stderr] 574 |                 let exhaustive_nones = if fork.kind == ForkKind::Repeat { true } else { false };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to: `fork.kind == ForkKind::Repeat`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]   --> src/regex.rs:99:20
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 if repetition.greedy == false {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!repetition.greedy`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::bool_comparison)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: you probably are missing some parameter in your format string
[INFO] [stderr]    --> src/regex.rs:107:56
[INFO] [stderr]     |
[INFO] [stderr] 107 |                     RepetitionKind::Range(_) => panic!("The '{n,m}' repetition in #[regex] is currently unsupported."),
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::panic_params)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#panic_params
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/generator.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 | /         if !self.fns_constructed.contains_key(&ptr) {
[INFO] [stderr] 46 | |             let mut tokens = Vec::new();
[INFO] [stderr] 47 | |             tree.get_tokens(&mut tokens);
[INFO] [stderr] 48 | |             let body = self.tree_to_fn_body(tree.clone());
[INFO] [stderr] ...  |
[INFO] [stderr] 70 | |             self.fns_constructed.insert(ptr, handler);
[INFO] [stderr] 71 | |         }
[INFO] [stderr]    | |_________^ help: consider using: `self.fns_constructed.entry(ptr)`
[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 `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/generator.rs:73:23
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let handler = self.fns_constructed.get(&ptr).unwrap();
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.fns_constructed[&ptr]`
[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: length comparison to zero
[INFO] [stderr]    --> src/generator.rs:280:20
[INFO] [stderr]     |
[INFO] [stderr] 280 |                 if fork.arms.len() == 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `fork.arms.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: identical conversion
[INFO] [stderr]    --> src/lib.rs:229:5
[INFO] [stderr]     |
[INFO] [stderr] 229 |     TokenStream::from(tokens).into()
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `TokenStream::from(tokens)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.82s
[INFO] running `"docker" "inspect" "d399182a4bf48b31084aba5b5a41db85388419b9da9e5a093518efc8774f8c38"`
[INFO] running `"docker" "rm" "-f" "d399182a4bf48b31084aba5b5a41db85388419b9da9e5a093518efc8774f8c38"`
[INFO] [stdout] d399182a4bf48b31084aba5b5a41db85388419b9da9e5a093518efc8774f8c38