[INFO] cloning repository https://github.com/hansihe/rust_iterative_json_parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hansihe/rust_iterative_json_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansihe%2Frust_iterative_json_parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansihe%2Frust_iterative_json_parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f0ffa48024c44cdc26d65118cdc1114ca8900bd
[INFO] linting hansihe/rust_iterative_json_parser against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansihe%2Frust_iterative_json_parser" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hansihe/rust_iterative_json_parser
[INFO] finished tweaking git repo https://github.com/hansihe/rust_iterative_json_parser
[INFO] tweaked toml for git repo https://github.com/hansihe/rust_iterative_json_parser written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hansihe/rust_iterative_json_parser on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hansihe/rust_iterative_json_parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simd v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c605894c7e0c3a4fd3c2dc2a1370e66eb3307cce558640d4c080ced917167b85
[INFO] running `Command { std: "docker" "start" "-a" "c605894c7e0c3a4fd3c2dc2a1370e66eb3307cce558640d4c080ced917167b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c605894c7e0c3a4fd3c2dc2a1370e66eb3307cce558640d4c080ced917167b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c605894c7e0c3a4fd3c2dc2a1370e66eb3307cce558640d4c080ced917167b85", kill_on_drop: false }`
[INFO] [stdout] c605894c7e0c3a4fd3c2dc2a1370e66eb3307cce558640d4c080ced917167b85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35dff47ad38a328a82202c429bc46b1d770ba098fd5113708b2d485972ad83fa
[INFO] running `Command { std: "docker" "start" "-a" "35dff47ad38a328a82202c429bc46b1d770ba098fd5113708b2d485972ad83fa", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stderr]     Checking iterative_json_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `lift_bail`
[INFO] [stdout]    --> src/parser.rs:110:14
[INFO] [stdout]     |
[INFO] [stdout] 110 | macro_rules! lift_bail {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:272:29
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         b'A'...b'F' => *codepoint |= (byte - b'A' + 10) as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:273:29
[INFO] [stdout]     |
[INFO] [stdout] 273 |                         b'a'...b'f' => *codepoint |= (byte - b'a' + 10) as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:274:29
[INFO] [stdout]     |
[INFO] [stdout] 274 |                         b'0'...b'9' => *codepoint |= (byte - b'0') as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:319:36
[INFO] [stdout]     |
[INFO] [stdout] 319 |                 PeekResult::Ok(b'0'...b'9') => ss.skip(1),
[INFO] [stdout]     |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:368:29
[INFO] [stdout]     |
[INFO] [stdout] 368 |                         b'0'...b'9' => {
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/sink/into_enum.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             source: source,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: replace it with: `source`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout]    = note: `#[warn(clippy::redundant_field_names)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `lift_bail`
[INFO] [stdout]    --> src/parser.rs:110:14
[INFO] [stdout]     |
[INFO] [stdout] 110 | macro_rules! lift_bail {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `::PResult`
[INFO] [stdout]  --> src/source/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ::PResult;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/source/string.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             vec: vec,
[INFO] [stdout]    |             ^^^^^^^^ help: replace it with: `vec`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/source/string.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             vec: vec,
[INFO] [stdout]    |             ^^^^^^^^ help: replace it with: `vec`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:272:29
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         b'A'...b'F' => *codepoint |= (byte - b'A' + 10) as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:273:29
[INFO] [stdout]     |
[INFO] [stdout] 273 |                         b'a'...b'f' => *codepoint |= (byte - b'a' + 10) as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:274:29
[INFO] [stdout]     |
[INFO] [stdout] 274 |                         b'0'...b'9' => *codepoint |= (byte - b'0') as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:319:36
[INFO] [stdout]     |
[INFO] [stdout] 319 |                 PeekResult::Ok(b'0'...b'9') => ss.skip(1),
[INFO] [stdout]     |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:368:29
[INFO] [stdout]     |
[INFO] [stdout] 368 |                         b'0'...b'9' => {
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/sink/into_enum.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             source: source,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: replace it with: `source`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout]    = note: `#[warn(clippy::redundant_field_names)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `::PResult`
[INFO] [stdout]  --> src/source/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ::PResult;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/source/string.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             vec: vec,
[INFO] [stdout]    |             ^^^^^^^^ help: replace it with: `vec`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/source/string.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             vec: vec,
[INFO] [stdout]    |             ^^^^^^^^ help: replace it with: `vec`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/parser.rs:136:14
[INFO] [stdout]     |
[INFO] [stdout] 136 | fn log_token(token: &str) {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/parser.rs:136:14
[INFO] [stdout]     |
[INFO] [stdout] 136 | fn log_token(token: &str) {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Decoder` is never constructed
[INFO] [stdout]  --> src/decoder.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Decoder {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/decoder.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Decoder {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you should consider adding a `Default` implementation for `ParserState`
[INFO] [stdout]    --> src/parser.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 | /     pub fn new() -> Self {
[INFO] [stdout] 144 | |         ParserState {
[INFO] [stdout] 145 | |             stack: vec![],
[INFO] [stdout] ...   |
[INFO] [stdout] 155 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stdout]     = note: `#[warn(clippy::new_without_default)]` on by default
[INFO] [stdout] help: try adding this
[INFO] [stdout]     |
[INFO] [stdout] 141 + impl Default for ParserState {
[INFO] [stdout] 142 +     fn default() -> Self {
[INFO] [stdout] 143 +         Self::new()
[INFO] [stdout] 144 +     }
[INFO] [stdout] 145 + }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/parser.rs:272:12
[INFO] [stdout]     |
[INFO] [stdout] 272 |         if self.stack.len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout]     = note: `#[warn(clippy::len_zero)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/parser.rs:317:12
[INFO] [stdout]     |
[INFO] [stdout] 317 |         if self.stack.len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/parser.rs:490:12
[INFO] [stdout]     |
[INFO] [stdout] 490 |         if self.stack.len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/parser.rs:506:12
[INFO] [stdout]     |
[INFO] [stdout] 506 |         if self.stack.len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Decoder` is never constructed
[INFO] [stdout]  --> src/decoder.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Decoder {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/decoder.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Decoder {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/parser.rs:585:41
[INFO] [stdout]     |
[INFO] [stdout] 585 |         self.state == TopState::None && self.stack.len() == 0 && !self.read_value && self.started
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you should consider adding a `Default` implementation for `TokenizerState`
[INFO] [stdout]   --> src/tokenizer.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | /     pub fn new() -> TokenizerState {
[INFO] [stdout] 51 | |         TokenizerState {
[INFO] [stdout] 52 | |             state: TokenState::None,
[INFO] [stdout] 53 | |             parser: ParserState::new(),
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stdout] help: try adding this
[INFO] [stdout]    |
[INFO] [stdout] 49 + impl Default for TokenizerState {
[INFO] [stdout] 50 +     fn default() -> Self {
[INFO] [stdout] 51 +         Self::new()
[INFO] [stdout] 52 +     }
[INFO] [stdout] 53 + }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/tokenizer.rs:93:39
[INFO] [stdout]    |
[INFO] [stdout] 93 |             PeekResult::Bail(bail) => return Err(ParseError::SourceBail(bail)),
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 93 -             PeekResult::Bail(bail) => return Err(ParseError::SourceBail(bail)),
[INFO] [stdout] 93 +             PeekResult::Bail(bail) => Err(ParseError::SourceBail(bail)),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/tokenizer.rs:94:32
[INFO] [stdout]    |
[INFO] [stdout] 94 |             PeekResult::Eof => return Err(ParseError::Eof),
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 94 -             PeekResult::Eof => return Err(ParseError::Eof),
[INFO] [stdout] 94 +             PeekResult::Eof => Err(ParseError::Eof),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you should consider adding a `Default` implementation for `ParserState`
[INFO] [stdout]    --> src/parser.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 | /     pub fn new() -> Self {
[INFO] [stdout] 144 | |         ParserState {
[INFO] [stdout] 145 | |             stack: vec![],
[INFO] [stdout] ...   |
[INFO] [stdout] 155 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stdout]     = note: `#[warn(clippy::new_without_default)]` on by default
[INFO] [stdout] help: try adding this
[INFO] [stdout]     |
[INFO] [stdout] 141 + impl Default for ParserState {
[INFO] [stdout] 142 +     fn default() -> Self {
[INFO] [stdout] 143 +         Self::new()
[INFO] [stdout] 144 +     }
[INFO] [stdout] 145 + }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/tokenizer.rs:164:32
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   if !(range.start == range.end) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(range.start != range.end)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/tokenizer.rs:177:32
[INFO] [stdout]     |
[INFO] [stdout] 177 | ...                   if !(range.start == range.end) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(range.start != range.end)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `RangeInclusive::contains` implementation
[INFO] [stdout]    --> src/tokenizer.rs:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |                     if codepoint >= 0xd800 && codepoint <= 0xdbff {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0xd800..=0xdbff).contains(&codepoint)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout]     = note: `#[warn(clippy::manual_range_contains)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `RangeInclusive::contains` implementation
[INFO] [stdout]    --> src/tokenizer.rs:248:24
[INFO] [stdout]     |
[INFO] [stdout] 248 |                     if lower >= 0xdc00 && lower <= 0xdfff {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0xdc00..=0xdfff).contains(&lower)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`u8` -> `u8`)
[INFO] [stdout]    --> src/tokenizer.rs:270:32
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     let byte = character as u8;
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^ help: try: `character`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_cast)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/parser.rs:272:12
[INFO] [stdout]     |
[INFO] [stdout] 272 |         if self.stack.len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout]     = note: `#[warn(clippy::len_zero)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/parser.rs:317:12
[INFO] [stdout]     |
[INFO] [stdout] 317 |         if self.stack.len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you should consider adding a `Default` implementation for `PrintSink`
[INFO] [stdout]   --> src/sink/debug_print.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | /     pub fn new() -> PrintSink {
[INFO] [stdout]  9 | |         PrintSink {}
[INFO] [stdout] 10 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stdout] help: try adding this
[INFO] [stdout]    |
[INFO] [stdout]  7 + impl Default for PrintSink {
[INFO] [stdout]  8 +     fn default() -> Self {
[INFO] [stdout]  9 +         Self::new()
[INFO] [stdout] 10 +     }
[INFO] [stdout] 11 + }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/parser.rs:490:12
[INFO] [stdout]     |
[INFO] [stdout] 490 |         if self.stack.len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/parser.rs:506:12
[INFO] [stdout]     |
[INFO] [stdout] 506 |         if self.stack.len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the following explicit lifetimes could be elided: 'b
[INFO] [stdout]   --> src/sink/into_enum.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn range_to_str<'b>(&'b mut self, range: Range) -> &'b str {
[INFO] [stdout]    |                     ^^   ^^                             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stdout]    = note: `#[warn(clippy::needless_lifetimes)]` on by default
[INFO] [stdout] help: elide the lifetimes
[INFO] [stdout]    |
[INFO] [stdout] 44 -     fn range_to_str<'b>(&'b mut self, range: Range) -> &'b str {
[INFO] [stdout] 44 +     fn range_to_str(&mut self, range: Range) -> &str {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/parser.rs:585:41
[INFO] [stdout]     |
[INFO] [stdout] 585 |         self.state == TopState::None && self.stack.len() == 0 && !self.read_value && self.started
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you should consider adding a `Default` implementation for `TokenizerState`
[INFO] [stdout]   --> src/tokenizer.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | /     pub fn new() -> TokenizerState {
[INFO] [stdout] 51 | |         TokenizerState {
[INFO] [stdout] 52 | |             state: TokenState::None,
[INFO] [stdout] 53 | |             parser: ParserState::new(),
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stdout] help: try adding this
[INFO] [stdout]    |
[INFO] [stdout] 49 + impl Default for TokenizerState {
[INFO] [stdout] 50 +     fn default() -> Self {
[INFO] [stdout] 51 +         Self::new()
[INFO] [stdout] 52 +     }
[INFO] [stdout] 53 + }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/tokenizer.rs:93:39
[INFO] [stdout]    |
[INFO] [stdout] 93 |             PeekResult::Bail(bail) => return Err(ParseError::SourceBail(bail)),
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 93 -             PeekResult::Bail(bail) => return Err(ParseError::SourceBail(bail)),
[INFO] [stdout] 93 +             PeekResult::Bail(bail) => Err(ParseError::SourceBail(bail)),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/tokenizer.rs:94:32
[INFO] [stdout]    |
[INFO] [stdout] 94 |             PeekResult::Eof => return Err(ParseError::Eof),
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 94 -             PeekResult::Eof => return Err(ParseError::Eof),
[INFO] [stdout] 94 +             PeekResult::Eof => Err(ParseError::Eof),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/tokenizer.rs:164:32
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   if !(range.start == range.end) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(range.start != range.end)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/tokenizer.rs:177:32
[INFO] [stdout]     |
[INFO] [stdout] 177 | ...                   if !(range.start == range.end) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(range.start != range.end)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `RangeInclusive::contains` implementation
[INFO] [stdout]    --> src/tokenizer.rs:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |                     if codepoint >= 0xd800 && codepoint <= 0xdbff {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0xd800..=0xdbff).contains(&codepoint)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout]     = note: `#[warn(clippy::manual_range_contains)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `RangeInclusive::contains` implementation
[INFO] [stdout]    --> src/tokenizer.rs:248:24
[INFO] [stdout]     |
[INFO] [stdout] 248 |                     if lower >= 0xdc00 && lower <= 0xdfff {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0xdc00..=0xdfff).contains(&lower)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`u8` -> `u8`)
[INFO] [stdout]    --> src/tokenizer.rs:270:32
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     let byte = character as u8;
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^ help: try: `character`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_cast)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the following explicit lifetimes could be elided: 'a
[INFO] [stdout]   --> src/input.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]> {
[INFO] [stdout]    |                   ^^   ^^                                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stdout] help: elide the lifetimes
[INFO] [stdout]    |
[INFO] [stdout] 85 -     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]> {
[INFO] [stdout] 85 +     fn peek_slice(&self, length: usize) -> Option<&[u8]> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you should consider adding a `Default` implementation for `PrintSink`
[INFO] [stdout]   --> src/sink/debug_print.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | /     pub fn new() -> PrintSink {
[INFO] [stdout]  9 | |         PrintSink {}
[INFO] [stdout] 10 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stdout] help: try adding this
[INFO] [stdout]    |
[INFO] [stdout]  7 + impl Default for PrintSink {
[INFO] [stdout]  8 +     fn default() -> Self {
[INFO] [stdout]  9 +         Self::new()
[INFO] [stdout] 10 +     }
[INFO] [stdout] 11 + }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the following explicit lifetimes could be elided: 'a
[INFO] [stdout]   --> src/source/string.rs:45:19
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]> {
[INFO] [stdout]    |                   ^^   ^^                                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stdout] help: elide the lifetimes
[INFO] [stdout]    |
[INFO] [stdout] 45 -     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]> {
[INFO] [stdout] 45 +     fn peek_slice(&self, length: usize) -> Option<&[u8]> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the following explicit lifetimes could be elided: 'a
[INFO] [stdout]    --> src/source/string.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn peek_slice<'a>(&'a self, _length: usize) -> Option<&'a [u8]> {
[INFO] [stdout]     |                   ^^   ^^                                  ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stdout] help: elide the lifetimes
[INFO] [stdout]     |
[INFO] [stdout] 101 -     fn peek_slice<'a>(&'a self, _length: usize) -> Option<&'a [u8]> {
[INFO] [stdout] 101 +     fn peek_slice(&self, _length: usize) -> Option<&[u8]> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the following explicit lifetimes could be elided: 'a
[INFO] [stdout]   --> src/source/mod.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]>;
[INFO] [stdout]    |                   ^^   ^^                                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stdout] help: elide the lifetimes
[INFO] [stdout]    |
[INFO] [stdout] 17 -     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]>;
[INFO] [stdout] 17 +     fn peek_slice(&self, length: usize) -> Option<&[u8]>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the following explicit lifetimes could be elided: 'b
[INFO] [stdout]   --> src/sink/into_enum.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn range_to_str<'b>(&'b mut self, range: Range) -> &'b str {
[INFO] [stdout]    |                     ^^   ^^                             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stdout]    = note: `#[warn(clippy::needless_lifetimes)]` on by default
[INFO] [stdout] help: elide the lifetimes
[INFO] [stdout]    |
[INFO] [stdout] 44 -     fn range_to_str<'b>(&'b mut self, range: Range) -> &'b str {
[INFO] [stdout] 44 +     fn range_to_str(&mut self, range: Range) -> &str {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/sink/into_enum.rs:30:37
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new(source: &'a [u8]) -> EnumSink {
[INFO] [stdout]    |                         --          ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new(source: &'a [u8]) -> EnumSink<'a> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/sink/into_enum.rs:38:45
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn new_bailing(source: &'a [u8]) -> EnumSink {
[INFO] [stdout]    |                                 --          ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn new_bailing(source: &'a [u8]) -> EnumSink<'a> {
[INFO] [stdout]    |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the following explicit lifetimes could be elided: 'a
[INFO] [stdout]   --> src/input.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]> {
[INFO] [stdout]    |                   ^^   ^^                                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stdout] help: elide the lifetimes
[INFO] [stdout]    |
[INFO] [stdout] 85 -     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]> {
[INFO] [stdout] 85 +     fn peek_slice(&self, length: usize) -> Option<&[u8]> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the following explicit lifetimes could be elided: 'a
[INFO] [stdout]   --> src/source/string.rs:45:19
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]> {
[INFO] [stdout]    |                   ^^   ^^                                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stdout] help: elide the lifetimes
[INFO] [stdout]    |
[INFO] [stdout] 45 -     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]> {
[INFO] [stdout] 45 +     fn peek_slice(&self, length: usize) -> Option<&[u8]> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the following explicit lifetimes could be elided: 'a
[INFO] [stdout]    --> src/source/string.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn peek_slice<'a>(&'a self, _length: usize) -> Option<&'a [u8]> {
[INFO] [stdout]     |                   ^^   ^^                                  ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stdout] help: elide the lifetimes
[INFO] [stdout]     |
[INFO] [stdout] 101 -     fn peek_slice<'a>(&'a self, _length: usize) -> Option<&'a [u8]> {
[INFO] [stdout] 101 +     fn peek_slice(&self, _length: usize) -> Option<&[u8]> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the following explicit lifetimes could be elided: 'a
[INFO] [stdout]   --> src/source/mod.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]>;
[INFO] [stdout]    |                   ^^   ^^                                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stdout] help: elide the lifetimes
[INFO] [stdout]    |
[INFO] [stdout] 17 -     fn peek_slice<'a>(&'a self, length: usize) -> Option<&'a [u8]>;
[INFO] [stdout] 17 +     fn peek_slice(&self, length: usize) -> Option<&[u8]>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/sink/into_enum.rs:30:37
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new(source: &'a [u8]) -> EnumSink {
[INFO] [stdout]    |                         --          ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new(source: &'a [u8]) -> EnumSink<'a> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/sink/into_enum.rs:38:45
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn new_bailing(source: &'a [u8]) -> EnumSink {
[INFO] [stdout]    |                                 --          ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn new_bailing(source: &'a [u8]) -> EnumSink<'a> {
[INFO] [stdout]    |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sink`
[INFO] [stdout]  --> tests/lib.rs:6:37
[INFO] [stdout]   |
[INFO] [stdout] 6 | use iterative_json_parser::{Source, Sink};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constants have by default a `'static` lifetime
[INFO] [stdout]    --> tests/lib.rs:320:43
[INFO] [stdout]     |
[INFO] [stdout] 320 | const JSON_TEST_SUITE_ACCEPTABLE_FAILS: [&'static str; 25] = [
[INFO] [stdout]     |                                          -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_static_lifetimes
[INFO] [stdout]     = note: `#[warn(clippy::redundant_static_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/lib.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut ss = SourceSink {
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/lib.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let mut bailing_ss = SourceSink {
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/lib.rs:410:25
[INFO] [stdout]     |
[INFO] [stdout] 410 |                     let result = parse_to_enum(&mut buf);
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> tests/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     return result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 53 -     return result;
[INFO] [stdout] 53 +     result
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: empty string literal in `println!`
[INFO] [stdout]   --> tests/lib.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         println!("");
[INFO] [stdout]    |         ^^^^^^^^^--^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove the empty string
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stdout]    = note: `#[warn(clippy::println_empty_string)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the function `parse_to_enum_print` doesn't need a mutable reference
[INFO] [stdout]    --> tests/lib.rs:382:54
[INFO] [stdout]     |
[INFO] [stdout] 382 |                     let result = parse_to_enum_print(&mut buf, &test_name, true);
[INFO] [stdout]     |                                                      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_mut_passed
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_mut_passed)]` on by default
[INFO] [stdout] help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout] 382 -                     let result = parse_to_enum_print(&mut buf, &test_name, true);
[INFO] [stdout] 382 +                     let result = parse_to_enum_print(&buf, &test_name, true);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the function `parse_to_enum_print` doesn't need a mutable reference
[INFO] [stdout]    --> tests/lib.rs:396:54
[INFO] [stdout]     |
[INFO] [stdout] 396 |                     let result = parse_to_enum_print(&mut buf, &test_name, false);
[INFO] [stdout]     |                                                      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_mut_passed
[INFO] [stdout] help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout] 396 -                     let result = parse_to_enum_print(&mut buf, &test_name, false);
[INFO] [stdout] 396 +                     let result = parse_to_enum_print(&buf, &test_name, false);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
[INFO] [stdout]    --> tests/lib.rs:397:21
[INFO] [stdout]     |
[INFO] [stdout] 397 | /                     match result {
[INFO] [stdout] 398 | |                         Ok(res) => {
[INFO] [stdout] 399 | |                             if !can_fail {
[INFO] [stdout] 400 | |                                 success = false;
[INFO] [stdout] ...   |
[INFO] [stdout] 406 | |                         Err(_) => (),
[INFO] [stdout] 407 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stdout]     = note: `#[warn(clippy::single_match)]` on by default
[INFO] [stdout] help: try
[INFO] [stdout]     |
[INFO] [stdout] 397 ~                     if let Ok(res) = result {
[INFO] [stdout] 398 +                         if !can_fail {
[INFO] [stdout] 399 +                             success = false;
[INFO] [stdout] 400 +                         } else {
[INFO] [stdout] 401 +                             println!("ACCEPTABLE");
[INFO] [stdout] 402 +                         }
[INFO] [stdout] 403 +                         println!("Unexpected ok: {:?} ({:?})", res, can_fail);
[INFO] [stdout] 404 +                     }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the function `parse_to_enum` doesn't need a mutable reference
[INFO] [stdout]    --> tests/lib.rs:410:48
[INFO] [stdout]     |
[INFO] [stdout] 410 |                     let result = parse_to_enum(&mut buf);
[INFO] [stdout]     |                                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_mut_passed
[INFO] [stdout] help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout] 410 -                     let result = parse_to_enum(&mut buf);
[INFO] [stdout] 410 +                     let result = parse_to_enum(&buf);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "35dff47ad38a328a82202c429bc46b1d770ba098fd5113708b2d485972ad83fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35dff47ad38a328a82202c429bc46b1d770ba098fd5113708b2d485972ad83fa", kill_on_drop: false }`
[INFO] [stdout] 35dff47ad38a328a82202c429bc46b1d770ba098fd5113708b2d485972ad83fa