[INFO] crate proc-macro2 0.4.24 is already in cache
[INFO] extracting crate proc-macro2 0.4.24 into work/ex/clippy-test-run/sources/stable/reg/proc-macro2/0.4.24
[INFO] extracting crate proc-macro2 0.4.24 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/proc-macro2/0.4.24
[INFO] validating manifest of proc-macro2-0.4.24 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of proc-macro2-0.4.24 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing proc-macro2-0.4.24
[INFO] finished frobbing proc-macro2-0.4.24
[INFO] frobbed toml for proc-macro2-0.4.24 written to work/ex/clippy-test-run/sources/stable/reg/proc-macro2/0.4.24/Cargo.toml
[INFO] started frobbing proc-macro2-0.4.24
[INFO] finished frobbing proc-macro2-0.4.24
[INFO] frobbed toml for proc-macro2-0.4.24 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/proc-macro2/0.4.24/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting proc-macro2-0.4.24 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/proc-macro2/0.4.24:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1a0e0c9ed841247b5cca5fca3fd996df127e0a73630cccc235172426d1caa27e
[INFO] running `"docker" "start" "-a" "1a0e0c9ed841247b5cca5fca3fd996df127e0a73630cccc235172426d1caa27e"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:305:13
[INFO] [stderr]     |
[INFO] [stderr] 305 |             lo: lo,
[INFO] [stderr]     |             ^^^^^^ help: replace it with: `lo`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:311:13
[INFO] [stderr]     |
[INFO] [stderr] 311 |             span: span,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `span`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:312:13
[INFO] [stderr]     |
[INFO] [stderr] 312 |             lines: lines,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `lines`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:427:13
[INFO] [stderr]     |
[INFO] [stderr] 427 |             delimiter: delimiter,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `delimiter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:428:13
[INFO] [stderr]     |
[INFO] [stderr] 428 |             stream: stream,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `stream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:499:13
[INFO] [stderr]     |
[INFO] [stderr] 499 |             span: span,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `span`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:500:13
[INFO] [stderr]     |
[INFO] [stderr] 500 |             raw: raw,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `raw`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:643:13
[INFO] [stderr]     |
[INFO] [stderr] 643 |             text: text,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `text`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:803:43
[INFO] [stderr]     |
[INFO] [stderr] 803 |     let span = ::Span::_new_stable(Span { lo: lo, hi: hi });
[INFO] [stderr]     |                                           ^^^^^^ help: replace it with: `lo`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:803:51
[INFO] [stderr]     |
[INFO] [stderr] 803 |     let span = ::Span::_new_stable(Span { lo: lo, hi: hi });
[INFO] [stderr]     |                                                   ^^^^^^ help: replace it with: `hi`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:98:13
[INFO] [stderr]    |
[INFO] [stderr] 98 |             inner: inner,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:230:13
[INFO] [stderr]     |
[INFO] [stderr] 230 |             inner: inner,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:289:13
[INFO] [stderr]     |
[INFO] [stderr] 289 |             inner: inner,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:358:13
[INFO] [stderr]     |
[INFO] [stderr] 358 |             line: line,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `line`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:359:13
[INFO] [stderr]     |
[INFO] [stderr] 359 |             column: column,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:370:13
[INFO] [stderr]     |
[INFO] [stderr] 370 |             line: line,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `line`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:371:13
[INFO] [stderr]     |
[INFO] [stderr] 371 |             column: column,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:531:13
[INFO] [stderr]     |
[INFO] [stderr] 531 |             inner: inner,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:658:13
[INFO] [stderr]     |
[INFO] [stderr] 658 |             op: op,
[INFO] [stderr]     |             ^^^^^^ help: replace it with: `op`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:659:13
[INFO] [stderr]     |
[INFO] [stderr] 659 |             spacing: spacing,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `spacing`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:789:13
[INFO] [stderr]     |
[INFO] [stderr] 789 |             inner: inner,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:952:13
[INFO] [stderr]     |
[INFO] [stderr] 952 |             inner: inner,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:305:13
[INFO] [stderr]     |
[INFO] [stderr] 305 |             lo: lo,
[INFO] [stderr]     |             ^^^^^^ help: replace it with: `lo`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:311:13
[INFO] [stderr]     |
[INFO] [stderr] 311 |             span: span,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `span`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:312:13
[INFO] [stderr]     |
[INFO] [stderr] 312 |             lines: lines,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `lines`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:427:13
[INFO] [stderr]     |
[INFO] [stderr] 427 |             delimiter: delimiter,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `delimiter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:428:13
[INFO] [stderr]     |
[INFO] [stderr] 428 |             stream: stream,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `stream`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:499:13
[INFO] [stderr]     |
[INFO] [stderr] 499 |             span: span,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `span`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:500:13
[INFO] [stderr]     |
[INFO] [stderr] 500 |             raw: raw,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `raw`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:643:13
[INFO] [stderr]     |
[INFO] [stderr] 643 |             text: text,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `text`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:803:43
[INFO] [stderr]     |
[INFO] [stderr] 803 |     let span = ::Span::_new_stable(Span { lo: lo, hi: hi });
[INFO] [stderr]     |                                           ^^^^^^ help: replace it with: `lo`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/stable.rs:803:51
[INFO] [stderr]     |
[INFO] [stderr] 803 |     let span = ::Span::_new_stable(Span { lo: lo, hi: hi });
[INFO] [stderr]     |                                                   ^^^^^^ help: replace it with: `hi`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:98:13
[INFO] [stderr]    |
[INFO] [stderr] 98 |             inner: inner,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:230:13
[INFO] [stderr]     |
[INFO] [stderr] 230 |             inner: inner,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:289:13
[INFO] [stderr]     |
[INFO] [stderr] 289 |             inner: inner,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:358:13
[INFO] [stderr]     |
[INFO] [stderr] 358 |             line: line,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `line`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:359:13
[INFO] [stderr]     |
[INFO] [stderr] 359 |             column: column,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:370:13
[INFO] [stderr]     |
[INFO] [stderr] 370 |             line: line,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `line`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:371:13
[INFO] [stderr]     |
[INFO] [stderr] 371 |             column: column,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:531:13
[INFO] [stderr]     |
[INFO] [stderr] 531 |             inner: inner,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:658:13
[INFO] [stderr]     |
[INFO] [stderr] 658 |             op: op,
[INFO] [stderr]     |             ^^^^^^ help: replace it with: `op`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:659:13
[INFO] [stderr]     |
[INFO] [stderr] 659 |             spacing: spacing,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `spacing`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:789:13
[INFO] [stderr]     |
[INFO] [stderr] 789 |             inner: inner,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:952:13
[INFO] [stderr]     |
[INFO] [stderr] 952 |             inner: inner,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `inner`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> src/stable.rs:791:12
[INFO] [stderr]     |
[INFO] [stderr] 791 |     Ok((a, ((b, ::Span::_new_stable(Span {})))))
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::double_parens)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> src/stable.rs:791:12
[INFO] [stderr]     |
[INFO] [stderr] 791 |     Ok((a, ((b, ::Span::_new_stable(Span {})))))
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::double_parens)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `stable::TokenStream`
[INFO] [stderr]   --> src/stable.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | /     pub fn new() -> TokenStream {
[INFO] [stderr] 30 | |         TokenStream { inner: Vec::new() }
[INFO] [stderr] 31 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 21 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/stable.rs:66:20
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 if skip_whitespace(input).len() != 0 {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!skip_whitespace(input).is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/stable.rs:351:24
[INFO] [stderr]     |
[INFO] [stderr] 351 |     pub fn resolved_at(&self, _other: Span) -> Span {
[INFO] [stderr]     |                        ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/stable.rs:358:23
[INFO] [stderr]     |
[INFO] [stderr] 358 |     pub fn located_at(&self, other: Span) -> Span {
[INFO] [stderr]     |                       ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/stable.rs:691:24
[INFO] [stderr]     |
[INFO] [stderr] 691 |         if !s.contains(".") {
[INFO] [stderr]     |                        ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/stable.rs:699:24
[INFO] [stderr]     |
[INFO] [stderr] 699 |         if !s.contains(".") {
[INFO] [stderr]     |                        ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: some ranges overlap
[INFO] [stderr]    --> src/stable.rs:729:17
[INFO] [stderr]     |
[INFO] [stderr] 729 |                 b'\x20'...b'\x7E' => escaped.push(*b as char),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_overlapping_arm)] on by default
[INFO] [stderr] note: overlaps with this
[INFO] [stderr]    --> src/stable.rs:727:17
[INFO] [stderr]     |
[INFO] [stderr] 727 |                 b'"' => escaped.push_str("\\\""),
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_overlapping_arm
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/stable.rs:766:12
[INFO] [stderr]     |
[INFO] [stderr] 766 |         if input_no_ws.rest.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `input_no_ws.rest.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:813:1
[INFO] [stderr]     |
[INFO] [stderr] 813 | / named!(token_kind -> TokenTree, alt!(
[INFO] [stderr] 814 | |     map!(group, |g| TokenTree::Group(::Group::_new_stable(g)))
[INFO] [stderr] 815 | |     |
[INFO] [stderr] 816 | |     map!(literal, |l| TokenTree::Literal(::Literal::_new_stable(l))) // must be before symbol
[INFO] [stderr] ...   |
[INFO] [stderr] 820 | |     symbol_leading_ws
[INFO] [stderr] 821 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:823:1
[INFO] [stderr]     |
[INFO] [stderr] 823 | / named!(group -> Group, alt!(
[INFO] [stderr] 824 | |     delimited!(
[INFO] [stderr] 825 | |         punct!("("),
[INFO] [stderr] 826 | |         token_stream,
[INFO] [stderr] ...   |
[INFO] [stderr] 840 | |     ) => { |ts| Group::new(Delimiter::Brace, ts) }
[INFO] [stderr] 841 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:896:1
[INFO] [stderr]     |
[INFO] [stderr] 896 | / named!(literal_nocapture -> (), alt!(
[INFO] [stderr] 897 | |     string
[INFO] [stderr] 898 | |     |
[INFO] [stderr] 899 | |     byte_string
[INFO] [stderr] ...   |
[INFO] [stderr] 907 | |     int
[INFO] [stderr] 908 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:910:1
[INFO] [stderr]     |
[INFO] [stderr] 910 | / named!(string -> (), alt!(
[INFO] [stderr] 911 | |     quoted_string
[INFO] [stderr] 912 | |     |
[INFO] [stderr] 913 | |     preceded!(
[INFO] [stderr] ...   |
[INFO] [stderr] 916 | |     ) => { |_| () }
[INFO] [stderr] 917 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:919:1
[INFO] [stderr]     |
[INFO] [stderr] 919 | / named!(quoted_string -> (), delimited!(
[INFO] [stderr] 920 | |     punct!("\""),
[INFO] [stderr] 921 | |     cooked_string,
[INFO] [stderr] 922 | |     tag!("\"")
[INFO] [stderr] 923 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:969:1
[INFO] [stderr]     |
[INFO] [stderr] 969 | / named!(byte_string -> (), alt!(
[INFO] [stderr] 970 | |     delimited!(
[INFO] [stderr] 971 | |         punct!("b\""),
[INFO] [stderr] 972 | |         cooked_byte_string,
[INFO] [stderr] ...   |
[INFO] [stderr] 979 | |     ) => { |_| () }
[INFO] [stderr] 980 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]     --> src/strnom.rs:162:9
[INFO] [stderr]      |
[INFO] [stderr] 162  | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163  | |             $submac!(i, $($args)*)
[INFO] [stderr] 164  | |         }
[INFO] [stderr]      | |_________^
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/stable.rs:1050:1
[INFO] [stderr]      |
[INFO] [stderr] 1050 | / named!(byte -> (), do_parse!(
[INFO] [stderr] 1051 | |     punct!("b") >>
[INFO] [stderr] 1052 | |     tag!("'") >>
[INFO] [stderr] 1053 | |     cooked_byte >>
[INFO] [stderr] 1054 | |     tag!("'") >>
[INFO] [stderr] 1055 | |     (())
[INFO] [stderr] 1056 | | ));
[INFO] [stderr]      | |___- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]     --> src/strnom.rs:162:9
[INFO] [stderr]      |
[INFO] [stderr] 162  | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163  | |             $submac!(i, $($args)*)
[INFO] [stderr] 164  | |         }
[INFO] [stderr]      | |_________^
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/stable.rs:1085:1
[INFO] [stderr]      |
[INFO] [stderr] 1085 | / named!(character -> (), do_parse!(
[INFO] [stderr] 1086 | |     punct!("'") >>
[INFO] [stderr] 1087 | |     cooked_char >>
[INFO] [stderr] 1088 | |     tag!("'") >>
[INFO] [stderr] 1089 | |     (())
[INFO] [stderr] 1090 | | ));
[INFO] [stderr]      | |___- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]     --> src/stable.rs:1276:28
[INFO] [stderr]      |
[INFO] [stderr] 1276 |             b'0'...b'9' => (b - b'0') as u64,
[INFO] [stderr]      |                            ^^^^^^^^^^^^^^^^^ help: try: `u64::from(b - b'0')`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]     --> src/stable.rs:1277:33
[INFO] [stderr]      |
[INFO] [stderr] 1277 |             b'a'...b'f' => 10 + (b - b'a') as u64,
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^ help: try: `u64::from(b - b'a')`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]     --> src/stable.rs:1278:33
[INFO] [stderr]      |
[INFO] [stderr] 1278 |             b'A'...b'F' => 10 + (b - b'A') as u64,
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^ help: try: `u64::from(b - b'A')`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/unstable.rs:71:41
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let works = panic::catch_unwind(|| proc_macro::Span::call_site()).is_ok();
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `proc_macro::Span::call_site`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `imp::TokenStream`
[INFO] [stderr]   --> src/unstable.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 | /     pub fn new() -> TokenStream {
[INFO] [stderr] 89 | |         if nightly_works() {
[INFO] [stderr] 90 | |             TokenStream::Nightly(proc_macro::TokenStream::new())
[INFO] [stderr] 91 | |         } else {
[INFO] [stderr] 92 | |             TokenStream::Stable(stable::TokenStream::new())
[INFO] [stderr] 93 | |         }
[INFO] [stderr] 94 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 87 | impl Default for imp::TokenStream {
[INFO] [stderr] 88 |     fn default() -> Self {
[INFO] [stderr] 89 |         Self::new()
[INFO] [stderr] 90 |     }
[INFO] [stderr] 91 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `stable::TokenStream`
[INFO] [stderr]   --> src/stable.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | /     pub fn new() -> TokenStream {
[INFO] [stderr] 30 | |         TokenStream { inner: Vec::new() }
[INFO] [stderr] 31 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 21 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/stable.rs:66:20
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 if skip_whitespace(input).len() != 0 {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!skip_whitespace(input).is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/stable.rs:351:24
[INFO] [stderr]     |
[INFO] [stderr] 351 |     pub fn resolved_at(&self, _other: Span) -> Span {
[INFO] [stderr]     |                        ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/stable.rs:358:23
[INFO] [stderr]     |
[INFO] [stderr] 358 |     pub fn located_at(&self, other: Span) -> Span {
[INFO] [stderr]     |                       ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/stable.rs:691:24
[INFO] [stderr]     |
[INFO] [stderr] 691 |         if !s.contains(".") {
[INFO] [stderr]     |                        ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/stable.rs:699:24
[INFO] [stderr]     |
[INFO] [stderr] 699 |         if !s.contains(".") {
[INFO] [stderr]     |                        ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: some ranges overlap
[INFO] [stderr]    --> src/stable.rs:729:17
[INFO] [stderr]     |
[INFO] [stderr] 729 |                 b'\x20'...b'\x7E' => escaped.push(*b as char),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_overlapping_arm)] on by default
[INFO] [stderr] note: overlaps with this
[INFO] [stderr]    --> src/stable.rs:727:17
[INFO] [stderr]     |
[INFO] [stderr] 727 |                 b'"' => escaped.push_str("\\\""),
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_overlapping_arm
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/stable.rs:766:12
[INFO] [stderr]     |
[INFO] [stderr] 766 |         if input_no_ws.rest.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `input_no_ws.rest.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:813:1
[INFO] [stderr]     |
[INFO] [stderr] 813 | / named!(token_kind -> TokenTree, alt!(
[INFO] [stderr] 814 | |     map!(group, |g| TokenTree::Group(::Group::_new_stable(g)))
[INFO] [stderr] 815 | |     |
[INFO] [stderr] 816 | |     map!(literal, |l| TokenTree::Literal(::Literal::_new_stable(l))) // must be before symbol
[INFO] [stderr] ...   |
[INFO] [stderr] 820 | |     symbol_leading_ws
[INFO] [stderr] 821 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:823:1
[INFO] [stderr]     |
[INFO] [stderr] 823 | / named!(group -> Group, alt!(
[INFO] [stderr] 824 | |     delimited!(
[INFO] [stderr] 825 | |         punct!("("),
[INFO] [stderr] 826 | |         token_stream,
[INFO] [stderr] ...   |
[INFO] [stderr] 840 | |     ) => { |ts| Group::new(Delimiter::Brace, ts) }
[INFO] [stderr] 841 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:896:1
[INFO] [stderr]     |
[INFO] [stderr] 896 | / named!(literal_nocapture -> (), alt!(
[INFO] [stderr] 897 | |     string
[INFO] [stderr] 898 | |     |
[INFO] [stderr] 899 | |     byte_string
[INFO] [stderr] ...   |
[INFO] [stderr] 907 | |     int
[INFO] [stderr] 908 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:910:1
[INFO] [stderr]     |
[INFO] [stderr] 910 | / named!(string -> (), alt!(
[INFO] [stderr] 911 | |     quoted_string
[INFO] [stderr] 912 | |     |
[INFO] [stderr] 913 | |     preceded!(
[INFO] [stderr] ...   |
[INFO] [stderr] 916 | |     ) => { |_| () }
[INFO] [stderr] 917 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:919:1
[INFO] [stderr]     |
[INFO] [stderr] 919 | / named!(quoted_string -> (), delimited!(
[INFO] [stderr] 920 | |     punct!("\""),
[INFO] [stderr] 921 | |     cooked_string,
[INFO] [stderr] 922 | |     tag!("\"")
[INFO] [stderr] 923 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/strnom.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163 | |             $submac!(i, $($args)*)
[INFO] [stderr] 164 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/stable.rs:969:1
[INFO] [stderr]     |
[INFO] [stderr] 969 | / named!(byte_string -> (), alt!(
[INFO] [stderr] 970 | |     delimited!(
[INFO] [stderr] 971 | |         punct!("b\""),
[INFO] [stderr] 972 | |         cooked_byte_string,
[INFO] [stderr] ...   |
[INFO] [stderr] 979 | |     ) => { |_| () }
[INFO] [stderr] 980 | | ));
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]     --> src/strnom.rs:162:9
[INFO] [stderr]      |
[INFO] [stderr] 162  | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163  | |             $submac!(i, $($args)*)
[INFO] [stderr] 164  | |         }
[INFO] [stderr]      | |_________^
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/stable.rs:1050:1
[INFO] [stderr]      |
[INFO] [stderr] 1050 | / named!(byte -> (), do_parse!(
[INFO] [stderr] 1051 | |     punct!("b") >>
[INFO] [stderr] 1052 | |     tag!("'") >>
[INFO] [stderr] 1053 | |     cooked_byte >>
[INFO] [stderr] 1054 | |     tag!("'") >>
[INFO] [stderr] 1055 | |     (())
[INFO] [stderr] 1056 | | ));
[INFO] [stderr]      | |___- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]     --> src/strnom.rs:162:9
[INFO] [stderr]      |
[INFO] [stderr] 162  | /         fn $name<'a>(i: Cursor<'a>) -> $crate::strnom::PResult<'a, $o> {
[INFO] [stderr] 163  | |             $submac!(i, $($args)*)
[INFO] [stderr] 164  | |         }
[INFO] [stderr]      | |_________^
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/stable.rs:1085:1
[INFO] [stderr]      |
[INFO] [stderr] 1085 | / named!(character -> (), do_parse!(
[INFO] [stderr] 1086 | |     punct!("'") >>
[INFO] [stderr] 1087 | |     cooked_char >>
[INFO] [stderr] 1088 | |     tag!("'") >>
[INFO] [stderr] 1089 | |     (())
[INFO] [stderr] 1090 | | ));
[INFO] [stderr]      | |___- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]     --> src/stable.rs:1276:28
[INFO] [stderr]      |
[INFO] [stderr] 1276 |             b'0'...b'9' => (b - b'0') as u64,
[INFO] [stderr]      |                            ^^^^^^^^^^^^^^^^^ help: try: `u64::from(b - b'0')`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]     --> src/stable.rs:1277:33
[INFO] [stderr]      |
[INFO] [stderr] 1277 |             b'a'...b'f' => 10 + (b - b'a') as u64,
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^ help: try: `u64::from(b - b'a')`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]     --> src/stable.rs:1278:33
[INFO] [stderr]      |
[INFO] [stderr] 1278 |             b'A'...b'F' => 10 + (b - b'A') as u64,
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^ help: try: `u64::from(b - b'A')`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/unstable.rs:71:41
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let works = panic::catch_unwind(|| proc_macro::Span::call_site()).is_ok();
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `proc_macro::Span::call_site`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `imp::TokenStream`
[INFO] [stderr]   --> src/unstable.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 | /     pub fn new() -> TokenStream {
[INFO] [stderr] 89 | |         if nightly_works() {
[INFO] [stderr] 90 | |             TokenStream::Nightly(proc_macro::TokenStream::new())
[INFO] [stderr] 91 | |         } else {
[INFO] [stderr] 92 | |             TokenStream::Stable(stable::TokenStream::new())
[INFO] [stderr] 93 | |         }
[INFO] [stderr] 94 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 87 | impl Default for imp::TokenStream {
[INFO] [stderr] 88 |     fn default() -> Self {
[INFO] [stderr] 89 |         Self::new()
[INFO] [stderr] 90 |     }
[INFO] [stderr] 91 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `"docker" "inspect" "1a0e0c9ed841247b5cca5fca3fd996df127e0a73630cccc235172426d1caa27e"`
[INFO] running `"docker" "rm" "-f" "1a0e0c9ed841247b5cca5fca3fd996df127e0a73630cccc235172426d1caa27e"`
[INFO] [stdout] 1a0e0c9ed841247b5cca5fca3fd996df127e0a73630cccc235172426d1caa27e