[INFO] fetching crate sgx_demangle 1.1.1...
[INFO] linting sgx_demangle-1.1.1 against nightly for clippy-nonminimal_bool-denied
[INFO] extracting crate sgx_demangle 1.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate sgx_demangle 1.1.1
[INFO] finished tweaking crates.io crate sgx_demangle 1.1.1
[INFO] tweaked toml for crates.io crate sgx_demangle 1.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sgx_demangle 1.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f5559a0b6481c29a150ccad7eb9dbb3cb7797ce0232bf73b85df1e6871116fc1
[INFO] running `Command { std: "docker" "start" "-a" "f5559a0b6481c29a150ccad7eb9dbb3cb7797ce0232bf73b85df1e6871116fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5559a0b6481c29a150ccad7eb9dbb3cb7797ce0232bf73b85df1e6871116fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5559a0b6481c29a150ccad7eb9dbb3cb7797ce0232bf73b85df1e6871116fc1", kill_on_drop: false }`
[INFO] [stdout] f5559a0b6481c29a150ccad7eb9dbb3cb7797ce0232bf73b85df1e6871116fc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9101b5cbc50ed19fc1603a636460ed910008badc61a27ab698467eb599088212
[INFO] running `Command { std: "docker" "start" "-a" "9101b5cbc50ed19fc1603a636460ed910008badc61a27ab698467eb599088212", kill_on_drop: false }`
[INFO] [stderr]     Checking sgx_demangle v1.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: empty line after doc comment
[INFO] [stdout]   --> src/legacy.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | / /// ```
[INFO] [stdout] 30 | |
[INFO] [stdout]    | |_^
[INFO] [stdout] ...
[INFO] [stdout] 48 |   pub fn demangle(s: &str) -> Result<Demangle, ()> {
[INFO] [stdout]    |   --------------- the comment documents this function
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#empty_line_after_doc_comments
[INFO] [stdout]    = note: `#[warn(clippy::empty_line_after_doc_comments)]` on by default
[INFO] [stdout]    = help: if the empty line is unintentional, remove it
[INFO] [stdout] help: if the doc comment should not document function `demangle` then comment it out
[INFO] [stdout]    |
[INFO] [stdout] 10 ~ // /// De-mangles a Rust symbol into a more readable version
[INFO] [stdout] 11 ~ // ///
[INFO] [stdout] 12 ~ // /// All Rust symbols by default are mangled as they contain characters that
[INFO] [stdout] 13 ~ // /// cannot be represented in all object files. The mangling mechanism is similar
[INFO] [stdout] 14 ~ // /// to C++'s, but Rust has a few specifics to handle items like lifetimes in
[INFO] [stdout] 15 ~ // /// symbols.
[INFO] [stdout] 16 ~ // ///
[INFO] [stdout] 17 ~ // /// This function will take a **mangled** symbol and return a value. When printed,
[INFO] [stdout] 18 ~ // /// the de-mangled version will be written. If the symbol does not look like
[INFO] [stdout] 19 ~ // /// a mangled symbol, the original value will be written instead.
[INFO] [stdout] 20 ~ // ///
[INFO] [stdout] 21 ~ // /// # Examples
[INFO] [stdout] 22 ~ // ///
[INFO] [stdout] 23 ~ // /// ```
[INFO] [stdout] 24 ~ // /// use rustc_demangle::demangle;
[INFO] [stdout] 25 ~ // ///
[INFO] [stdout] 26 ~ // /// assert_eq!(demangle("_ZN4testE").to_string(), "test");
[INFO] [stdout] 27 ~ // /// assert_eq!(demangle("_ZN3foo3barE").to_string(), "foo::bar");
[INFO] [stdout] 28 ~ // /// assert_eq!(demangle("foo").to_string(), "foo");
[INFO] [stdout] 29 ~ // /// ```
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]    --> src/legacy.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         inner: inner,
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: replace it with: `inner`
[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: redundant field names in struct initialization
[INFO] [stdout]    --> src/legacy.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         elements: elements,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: replace it with: `elements`
[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/v0.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         inner: inner,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: replace it with: `inner`
[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/lib.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         style: style,
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: replace it with: `style`
[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/lib.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         suffix: suffix,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: replace it with: `suffix`
[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: empty line after doc comment
[INFO] [stdout]   --> src/legacy.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | / /// ```
[INFO] [stdout] 30 | |
[INFO] [stdout]    | |_^
[INFO] [stdout] ...
[INFO] [stdout] 48 |   pub fn demangle(s: &str) -> Result<Demangle, ()> {
[INFO] [stdout]    |   --------------- the comment documents this function
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#empty_line_after_doc_comments
[INFO] [stdout]    = note: `#[warn(clippy::empty_line_after_doc_comments)]` on by default
[INFO] [stdout]    = help: if the empty line is unintentional, remove it
[INFO] [stdout] help: if the doc comment should not document function `demangle` then comment it out
[INFO] [stdout]    |
[INFO] [stdout] 10 ~ // /// De-mangles a Rust symbol into a more readable version
[INFO] [stdout] 11 ~ // ///
[INFO] [stdout] 12 ~ // /// All Rust symbols by default are mangled as they contain characters that
[INFO] [stdout] 13 ~ // /// cannot be represented in all object files. The mangling mechanism is similar
[INFO] [stdout] 14 ~ // /// to C++'s, but Rust has a few specifics to handle items like lifetimes in
[INFO] [stdout] 15 ~ // /// symbols.
[INFO] [stdout] 16 ~ // ///
[INFO] [stdout] 17 ~ // /// This function will take a **mangled** symbol and return a value. When printed,
[INFO] [stdout] 18 ~ // /// the de-mangled version will be written. If the symbol does not look like
[INFO] [stdout] 19 ~ // /// a mangled symbol, the original value will be written instead.
[INFO] [stdout] 20 ~ // ///
[INFO] [stdout] 21 ~ // /// # Examples
[INFO] [stdout] 22 ~ // ///
[INFO] [stdout] 23 ~ // /// ```
[INFO] [stdout] 24 ~ // /// use rustc_demangle::demangle;
[INFO] [stdout] 25 ~ // ///
[INFO] [stdout] 26 ~ // /// assert_eq!(demangle("_ZN4testE").to_string(), "test");
[INFO] [stdout] 27 ~ // /// assert_eq!(demangle("_ZN3foo3barE").to_string(), "foo::bar");
[INFO] [stdout] 28 ~ // /// assert_eq!(demangle("foo").to_string(), "foo");
[INFO] [stdout] 29 ~ // /// ```
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]    --> src/legacy.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         inner: inner,
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: replace it with: `inner`
[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: redundant field names in struct initialization
[INFO] [stdout]    --> src/legacy.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         elements: elements,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: replace it with: `elements`
[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/v0.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         inner: inner,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: replace it with: `inner`
[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/lib.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         style: style,
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: replace it with: `style`
[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/lib.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         suffix: suffix,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: replace it with: `suffix`
[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: this boolean expression can be simplified
[INFO] [stdout]   --> src/legacy.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |             if !chars.next().is_none() {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `chars.next().is_some()`
[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: use of `char::is_digit` with literal radix of 10
[INFO] [stdout]   --> src/legacy.rs:76:17
[INFO] [stdout]    |
[INFO] [stdout] 76 |             if !c.is_digit(10) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: try: `c.is_ascii_digit()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#is_digit_ascii_radix
[INFO] [stdout]    = note: `#[warn(clippy::is_digit_ascii_radix)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `char::is_digit` with literal radix of 16
[INFO] [stdout]    --> src/legacy.rs:110:50
[INFO] [stdout]     |
[INFO] [stdout] 110 |     s.starts_with('h') && s[1..].chars().all(|c| c.is_digit(16))
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^ help: try: `c.is_ascii_hexdigit()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#is_digit_ascii_radix
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `char::is_digit` with literal radix of 10
[INFO] [stdout]    --> src/legacy.rs:119:19
[INFO] [stdout]     |
[INFO] [stdout] 119 |             while rest.chars().next().unwrap().is_digit(10) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `rest.chars().next().unwrap().is_ascii_digit()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#is_digit_ascii_radix
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/legacy.rs:127:76
[INFO] [stdout]     |
[INFO] [stdout] 127 |             if f.alternate() && element+1 == self.elements && is_rust_hash(&rest) {
[INFO] [stdout]     |                                                                            ^^^^^ help: change this to: `rest`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]     = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this loop could be written as a `while let` loop
[INFO] [stdout]    --> src/v0.rs:382:13
[INFO] [stdout]     |
[INFO] [stdout] 382 | /             loop {
[INFO] [stdout] 383 | |                 match self.digit_10() {
[INFO] [stdout] 384 | |                     Ok(d) => {
[INFO] [stdout] 385 | |                         len = len.checked_mul(10).ok_or(Invalid)?;
[INFO] [stdout] ...   |
[INFO] [stdout] 390 | |             }
[INFO] [stdout]     | |_____________^ help: try: `while let Ok(d) = self.digit_10() { .. }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_loop
[INFO] [stdout]     = note: `#[warn(clippy::while_let_loop)]` on by default
[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]    --> src/v0.rs:776:9
[INFO] [stdout]     |
[INFO] [stdout] 776 | /         match basic_type(tag) {
[INFO] [stdout] 777 | |             Some(ty) => return self.out.write_str(ty),
[INFO] [stdout] 778 | |             None => {}
[INFO] [stdout] 779 | |         }
[INFO] [stdout]     | |_________^ help: try: `if let Some(ty) = basic_type(tag) { return self.out.write_str(ty) }`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
[INFO] [stdout]    --> src/v0.rs:844:17
[INFO] [stdout]     |
[INFO] [stdout] 844 | /                 match abi {
[INFO] [stdout] 845 | |                     Some(abi) => {
[INFO] [stdout] 846 | |                         this.out.write_str("extern \"")?;
[INFO] [stdout] ...   |
[INFO] [stdout] 859 | |                     None => {}
[INFO] [stdout] 860 | |                 }
[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] help: try
[INFO] [stdout]     |
[INFO] [stdout] 844 ~                 if let Some(abi) = abi {
[INFO] [stdout] 845 +                     this.out.write_str("extern \"")?;
[INFO] [stdout] 846 + 
[INFO] [stdout] 847 +                     // If the ABI had any `-`, they were replaced with `_`,
[INFO] [stdout] 848 +                     // so the parts between `_` have to be re-joined with `-`.
[INFO] [stdout] 849 +                     let mut parts = abi.split('_');
[INFO] [stdout] 850 +                     this.out.write_str(parts.next().unwrap())?;
[INFO] [stdout] 851 +                     for part in parts {
[INFO] [stdout] 852 +                         this.out.write_str("-")?;
[INFO] [stdout] 853 +                         this.out.write_str(part)?;
[INFO] [stdout] 854 +                     }
[INFO] [stdout] 855 + 
[INFO] [stdout] 856 +                     this.out.write_str("\" ")?;
[INFO] [stdout] 857 +                 }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/legacy.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |             if !chars.next().is_none() {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `chars.next().is_some()`
[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: use of `char::is_digit` with literal radix of 10
[INFO] [stdout]   --> src/legacy.rs:76:17
[INFO] [stdout]    |
[INFO] [stdout] 76 |             if !c.is_digit(10) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: try: `c.is_ascii_digit()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#is_digit_ascii_radix
[INFO] [stdout]    = note: `#[warn(clippy::is_digit_ascii_radix)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `char::is_digit` with literal radix of 16
[INFO] [stdout]    --> src/legacy.rs:110:50
[INFO] [stdout]     |
[INFO] [stdout] 110 |     s.starts_with('h') && s[1..].chars().all(|c| c.is_digit(16))
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^ help: try: `c.is_ascii_hexdigit()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#is_digit_ascii_radix
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `char::is_digit` with literal radix of 10
[INFO] [stdout]    --> src/legacy.rs:119:19
[INFO] [stdout]     |
[INFO] [stdout] 119 |             while rest.chars().next().unwrap().is_digit(10) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `rest.chars().next().unwrap().is_ascii_digit()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#is_digit_ascii_radix
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/legacy.rs:127:76
[INFO] [stdout]     |
[INFO] [stdout] 127 |             if f.alternate() && element+1 == self.elements && is_rust_hash(&rest) {
[INFO] [stdout]     |                                                                            ^^^^^ help: change this to: `rest`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]     = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: match expression looks like `matches!` macro
[INFO] [stdout]   --> src/lib.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 | /             match c {
[INFO] [stdout] 71 | |                 'A' ..= 'F' | '0' ..= '9' | '@' => true,
[INFO] [stdout] 72 | |                 _ => false,
[INFO] [stdout] 73 | |             }
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_like_matches_macro
[INFO] [stdout]    = note: `#[warn(clippy::match_like_matches_macro)]` on by default
[INFO] [stdout] help: use `matches!` directly
[INFO] [stdout]    |
[INFO] [stdout] 70 -             match c {
[INFO] [stdout] 71 -                 'A' ..= 'F' | '0' ..= '9' | '@' => true,
[INFO] [stdout] 72 -                 _ => false,
[INFO] [stdout] 73 -             }
[INFO] [stdout] 70 +             matches!(c, 'A' ..= 'F' | '0' ..= '9' | '@')
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: match expression looks like `matches!` macro
[INFO] [stdout]    --> src/lib.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 | /     match c {
[INFO] [stdout] 154 | |         '\u{0041}' ..= '\u{005A}' |
[INFO] [stdout] 155 | |         '\u{0061}' ..= '\u{007A}' |
[INFO] [stdout] 156 | |         '\u{0030}' ..= '\u{0039}' => true,
[INFO] [stdout] 157 | |         _ => false,
[INFO] [stdout] 158 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_like_matches_macro
[INFO] [stdout] help: use `matches!` directly
[INFO] [stdout]     |
[INFO] [stdout] 153 ~     matches!(c, '\u{0041}' ..= '\u{005A}' |
[INFO] [stdout] 154 +         '\u{0061}' ..= '\u{007A}' |
[INFO] [stdout] 155 +         '\u{0030}' ..= '\u{0039}')
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: match expression looks like `matches!` macro
[INFO] [stdout]    --> src/lib.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 | /     match c {
[INFO] [stdout] 164 | |         '\u{0021}' ..= '\u{002F}' |
[INFO] [stdout] 165 | |         '\u{003A}' ..= '\u{0040}' |
[INFO] [stdout] 166 | |         '\u{005B}' ..= '\u{0060}' |
[INFO] [stdout] 167 | |         '\u{007B}' ..= '\u{007E}' => true,
[INFO] [stdout] 168 | |         _ => false,
[INFO] [stdout] 169 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_like_matches_macro
[INFO] [stdout] help: use `matches!` directly
[INFO] [stdout]     |
[INFO] [stdout] 163 ~     matches!(c, '\u{0021}' ..= '\u{002F}' |
[INFO] [stdout] 164 +         '\u{003A}' ..= '\u{0040}' |
[INFO] [stdout] 165 +         '\u{005B}' ..= '\u{0060}' |
[INFO] [stdout] 166 +         '\u{007B}' ..= '\u{007E}')
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:62:24
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn demangle(mut s: &str) -> Demangle {
[INFO] [stdout]    |                        ^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn demangle(mut s: &str) -> Demangle<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:127:24
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn try_demangle(s: &str) -> Result<Demangle, TryDemangleError> {
[INFO] [stdout]     |                        ^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn try_demangle(s: &str) -> Result<Demangle<'_>, TryDemangleError> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/legacy.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn demangle(s: &str) -> Result<Demangle, ()> {
[INFO] [stdout]    |                    ^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn demangle(s: &str) -> Result<Demangle<'_>, ()> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/v0.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn demangle(s: &str) -> Result<Demangle, Invalid> {
[INFO] [stdout]    |                    ^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn demangle(s: &str) -> Result<Demangle<'_>, Invalid> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this loop could be written as a `while let` loop
[INFO] [stdout]    --> src/v0.rs:382:13
[INFO] [stdout]     |
[INFO] [stdout] 382 | /             loop {
[INFO] [stdout] 383 | |                 match self.digit_10() {
[INFO] [stdout] 384 | |                     Ok(d) => {
[INFO] [stdout] 385 | |                         len = len.checked_mul(10).ok_or(Invalid)?;
[INFO] [stdout] ...   |
[INFO] [stdout] 390 | |             }
[INFO] [stdout]     | |_____________^ help: try: `while let Ok(d) = self.digit_10() { .. }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_loop
[INFO] [stdout]     = note: `#[warn(clippy::while_let_loop)]` on by default
[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]    --> src/v0.rs:776:9
[INFO] [stdout]     |
[INFO] [stdout] 776 | /         match basic_type(tag) {
[INFO] [stdout] 777 | |             Some(ty) => return self.out.write_str(ty),
[INFO] [stdout] 778 | |             None => {}
[INFO] [stdout] 779 | |         }
[INFO] [stdout]     | |_________^ help: try: `if let Some(ty) = basic_type(tag) { return self.out.write_str(ty) }`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
[INFO] [stdout]    --> src/v0.rs:844:17
[INFO] [stdout]     |
[INFO] [stdout] 844 | /                 match abi {
[INFO] [stdout] 845 | |                     Some(abi) => {
[INFO] [stdout] 846 | |                         this.out.write_str("extern \"")?;
[INFO] [stdout] ...   |
[INFO] [stdout] 859 | |                     None => {}
[INFO] [stdout] 860 | |                 }
[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] help: try
[INFO] [stdout]     |
[INFO] [stdout] 844 ~                 if let Some(abi) = abi {
[INFO] [stdout] 845 +                     this.out.write_str("extern \"")?;
[INFO] [stdout] 846 + 
[INFO] [stdout] 847 +                     // If the ABI had any `-`, they were replaced with `_`,
[INFO] [stdout] 848 +                     // so the parts between `_` have to be re-joined with `-`.
[INFO] [stdout] 849 +                     let mut parts = abi.split('_');
[INFO] [stdout] 850 +                     this.out.write_str(parts.next().unwrap())?;
[INFO] [stdout] 851 +                     for part in parts {
[INFO] [stdout] 852 +                         this.out.write_str("-")?;
[INFO] [stdout] 853 +                         this.out.write_str(part)?;
[INFO] [stdout] 854 +                     }
[INFO] [stdout] 855 + 
[INFO] [stdout] 856 +                     this.out.write_str("\" ")?;
[INFO] [stdout] 857 +                 }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: match expression looks like `matches!` macro
[INFO] [stdout]   --> src/lib.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 | /             match c {
[INFO] [stdout] 71 | |                 'A' ..= 'F' | '0' ..= '9' | '@' => true,
[INFO] [stdout] 72 | |                 _ => false,
[INFO] [stdout] 73 | |             }
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_like_matches_macro
[INFO] [stdout]    = note: `#[warn(clippy::match_like_matches_macro)]` on by default
[INFO] [stdout] help: use `matches!` directly
[INFO] [stdout]    |
[INFO] [stdout] 70 -             match c {
[INFO] [stdout] 71 -                 'A' ..= 'F' | '0' ..= '9' | '@' => true,
[INFO] [stdout] 72 -                 _ => false,
[INFO] [stdout] 73 -             }
[INFO] [stdout] 70 +             matches!(c, 'A' ..= 'F' | '0' ..= '9' | '@')
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: match expression looks like `matches!` macro
[INFO] [stdout]    --> src/lib.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 | /     match c {
[INFO] [stdout] 154 | |         '\u{0041}' ..= '\u{005A}' |
[INFO] [stdout] 155 | |         '\u{0061}' ..= '\u{007A}' |
[INFO] [stdout] 156 | |         '\u{0030}' ..= '\u{0039}' => true,
[INFO] [stdout] 157 | |         _ => false,
[INFO] [stdout] 158 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_like_matches_macro
[INFO] [stdout] help: use `matches!` directly
[INFO] [stdout]     |
[INFO] [stdout] 153 ~     matches!(c, '\u{0041}' ..= '\u{005A}' |
[INFO] [stdout] 154 +         '\u{0061}' ..= '\u{007A}' |
[INFO] [stdout] 155 +         '\u{0030}' ..= '\u{0039}')
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: match expression looks like `matches!` macro
[INFO] [stdout]    --> src/lib.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 | /     match c {
[INFO] [stdout] 164 | |         '\u{0021}' ..= '\u{002F}' |
[INFO] [stdout] 165 | |         '\u{003A}' ..= '\u{0040}' |
[INFO] [stdout] 166 | |         '\u{005B}' ..= '\u{0060}' |
[INFO] [stdout] 167 | |         '\u{007B}' ..= '\u{007E}' => true,
[INFO] [stdout] 168 | |         _ => false,
[INFO] [stdout] 169 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_like_matches_macro
[INFO] [stdout] help: use `matches!` directly
[INFO] [stdout]     |
[INFO] [stdout] 163 ~     matches!(c, '\u{0021}' ..= '\u{002F}' |
[INFO] [stdout] 164 +         '\u{003A}' ..= '\u{0040}' |
[INFO] [stdout] 165 +         '\u{005B}' ..= '\u{0060}' |
[INFO] [stdout] 166 +         '\u{007B}' ..= '\u{007E}')
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:62:24
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn demangle(mut s: &str) -> Demangle {
[INFO] [stdout]    |                        ^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn demangle(mut s: &str) -> Demangle<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:127:24
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn try_demangle(s: &str) -> Result<Demangle, TryDemangleError> {
[INFO] [stdout]     |                        ^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn try_demangle(s: &str) -> Result<Demangle<'_>, TryDemangleError> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/legacy.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn demangle(s: &str) -> Result<Demangle, ()> {
[INFO] [stdout]    |                    ^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn demangle(s: &str) -> Result<Demangle<'_>, ()> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/v0.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn demangle(s: &str) -> Result<Demangle, Invalid> {
[INFO] [stdout]    |                    ^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn demangle(s: &str) -> Result<Demangle<'_>, Invalid> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "9101b5cbc50ed19fc1603a636460ed910008badc61a27ab698467eb599088212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9101b5cbc50ed19fc1603a636460ed910008badc61a27ab698467eb599088212", kill_on_drop: false }`
[INFO] [stdout] 9101b5cbc50ed19fc1603a636460ed910008badc61a27ab698467eb599088212