[INFO] crate evaltrees 0.1.0 is already in cache
[INFO] extracting crate evaltrees 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/evaltrees/0.1.0
[INFO] extracting crate evaltrees 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/evaltrees/0.1.0
[INFO] validating manifest of evaltrees-0.1.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of evaltrees-0.1.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing evaltrees-0.1.0
[INFO] finished frobbing evaltrees-0.1.0
[INFO] frobbed toml for evaltrees-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/evaltrees/0.1.0/Cargo.toml
[INFO] started frobbing evaltrees-0.1.0
[INFO] finished frobbing evaltrees-0.1.0
[INFO] frobbed toml for evaltrees-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/evaltrees/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting evaltrees-0.1.0 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/evaltrees/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4cef03eed755d984b8f04b3c6511bc9abc19f350d963a3b2b23b655a1aa1a33c
[INFO] running `"docker" "start" "-a" "4cef03eed755d984b8f04b3c6511bc9abc19f350d963a3b2b23b655a1aa1a33c"`
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]     Checking symbol v0.1.7
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]    Compiling atty v0.1.2
[INFO] [stderr]    Compiling display_attr v0.1.1
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling lalrpop-snap v0.15.2
[INFO] [stderr]    Compiling lalrpop v0.15.2
[INFO] [stderr]    Compiling evaltrees v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]   --> src/cst/parser/grammar.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::deprecated_cfg_attr)] on by default
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]   --> src/cst/parser/grammar.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::deprecated_cfg_attr)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]     --> src/cst/parser/grammar.rs:2359:1
[INFO] [stderr]      |
[INFO] [stderr]     --> src/cst/parser/grammar.rs:2359:1
[INFO] [stderr] 2359 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]      |
[INFO] [stderr] 2359 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]     --> src/cst/parser/grammar.rs:4737:1
[INFO] [stderr]      |
[INFO] [stderr] 4737 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]     --> src/cst/parser/grammar.rs:4737:1
[INFO] [stderr]      |
[INFO] [stderr] 4737 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]     --> src/cst/parser/grammar.rs:6983:1
[INFO] [stderr]      |
[INFO] [stderr] 6983 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9438:1
[INFO] [stderr]      |
[INFO] [stderr] 9438 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9604:9
[INFO] [stderr]      |
[INFO] [stderr] 9604 |     (_, __0, _): (usize, ReplCommand, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(clippy::just_underscores_and_digits)] on by default
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9615:9
[INFO] [stderr]      |
[INFO] [stderr] 9615 |     (_, __0, _): (usize, ::std::vec::Vec<Decl>, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9626:9
[INFO] [stderr]      |
[INFO] [stderr] 9626 |     (_, __0, _): (usize, Decl, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9637:9
[INFO] [stderr]      |
[INFO] [stderr] 9637 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9660:9
[INFO] [stderr]      |
[INFO] [stderr] 9660 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9671:9
[INFO] [stderr]      |
[INFO] [stderr] 9671 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9682:9
[INFO] [stderr]      |
[INFO] [stderr] 9682 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9693:9
[INFO] [stderr]      |
[INFO] [stderr] 9693 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9717:9
[INFO] [stderr]      |
[INFO] [stderr] 9717 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9728:9
[INFO] [stderr]      |
[INFO] [stderr] 9728 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9739:9
[INFO] [stderr]      |
[INFO] [stderr] 9739 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9750:9
[INFO] [stderr]      |
[INFO] [stderr] 9750 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9761:9
[INFO] [stderr]      |
[INFO] [stderr] 9761 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9772:9
[INFO] [stderr]      |
[INFO] [stderr] 9772 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9783:9
[INFO] [stderr]      |
[INFO] [stderr] 9783 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9806:9
[INFO] [stderr]      |
[INFO] [stderr] 9806 |     (_, __0, _): (usize, ::std::vec::Vec<Decl>, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9872:9
[INFO] [stderr]      |
[INFO] [stderr] 9872 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9909:9
[INFO] [stderr]      |
[INFO] [stderr] 9909 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9959:9
[INFO] [stderr]      |
[INFO] [stderr] 9959 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9982:9
[INFO] [stderr]      |
[INFO] [stderr] 9982 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10006:9
[INFO] [stderr]       |
[INFO] [stderr] 10006 |     (_, __0, _): (usize, Symbol, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10017:9
[INFO] [stderr]       |
[INFO] [stderr] 10017 |     (_, __0, _): (usize, Literal, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10071:9
[INFO] [stderr]       |
[INFO] [stderr] 10071 |     (_, __0, _): (usize, Pattern<()>, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10095:9
[INFO] [stderr]       |
[INFO] [stderr] 10095 |     (_, __0, _): (usize, Symbol, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10106:9
[INFO] [stderr]       |
[INFO] [stderr] 10106 |     (_, __0, _): (usize, Literal, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10117:9
[INFO] [stderr]       |
[INFO] [stderr] 10117 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10118:9
[INFO] [stderr]       |
[INFO] [stderr] 10118 |     (_, __1, _): (usize, &'input str, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10129:9
[INFO] [stderr]       |
[INFO] [stderr] 10129 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10140:9
[INFO] [stderr]       |
[INFO] [stderr] 10140 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10248:9
[INFO] [stderr]       |
[INFO] [stderr] 10248 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10271:9
[INFO] [stderr]       |
[INFO] [stderr] 10271 |     (_, __0, _): (usize, Decl, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10294:9
[INFO] [stderr]       |
[INFO] [stderr] 10294 |     (_, __0, _): (usize, Pattern<()>, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10317:9
[INFO] [stderr]       |
[INFO] [stderr] 10317 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]     --> src/cst/parser/grammar.rs:6983:1
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]      |
[INFO] [stderr] 6983 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10340:5
[INFO] [stderr]       |
[INFO] [stderr] 10340 |     __0: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10341:5
[INFO] [stderr]       |
[INFO] [stderr] 10341 |     __1: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10363:5
[INFO] [stderr]       |
[INFO] [stderr] 10363 |     __0: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10386:5
[INFO] [stderr]       |
[INFO] [stderr] 10386 |     __0: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9438:1
[INFO] [stderr]      |
[INFO] [stderr] 9438 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10387:5
[INFO] [stderr]       |
[INFO] [stderr] 10387 |     __1: (usize, Decl, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9604:9
[INFO] [stderr]      |
[INFO] [stderr] 9604 |     (_, __0, _): (usize, ReplCommand, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(clippy::just_underscores_and_digits)] on by default
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10388:5
[INFO] [stderr]       |
[INFO] [stderr] 10388 |     __2: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9615:9
[INFO] [stderr]      |
[INFO] [stderr] 9615 |     (_, __0, _): (usize, ::std::vec::Vec<Decl>, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]      |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9626:9
[INFO] [stderr]      |
[INFO] [stderr] 9626 |     (_, __0, _): (usize, Decl, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10411:5
[INFO] [stderr]       |
[INFO] [stderr] 10411 |     __0: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10412:5
[INFO] [stderr]       |
[INFO] [stderr] 10412 |     __1: (usize, Decl, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9637:9
[INFO] [stderr]      |
[INFO] [stderr] 9637 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10459:5
[INFO] [stderr]       |
[INFO] [stderr] 10459 |     __0: (usize, ::std::vec::Vec<Decl>, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9660:9
[INFO] [stderr]      |
[INFO] [stderr] 9660 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10480:5
[INFO] [stderr]       |
[INFO] [stderr] 10480 |     __0: (usize, Symbol, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9671:9
[INFO] [stderr]      |
[INFO] [stderr] 9671 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10481:5
[INFO] [stderr]       |
[INFO] [stderr] 10481 |     __1: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10482:5
[INFO] [stderr]       |
[INFO] [stderr] 10482 |     __2: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10507:5
[INFO] [stderr]       |
[INFO] [stderr] 10507 |     __0: (usize, Symbol, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9682:9
[INFO] [stderr]      |
[INFO] [stderr] 9682 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      |
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10508:5
[INFO] [stderr]       |
[INFO] [stderr] 10508 |     __1: (usize, ::std::vec::Vec<Pattern<()>>, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10509:5
[INFO] [stderr]       |
[INFO] [stderr] 10509 |     __2: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10510:5
[INFO] [stderr]       |
[INFO] [stderr] 10510 |     __3: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9693:9
[INFO] [stderr]      |
[INFO] [stderr] 9693 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10534:5
[INFO] [stderr]       |
[INFO] [stderr] 10534 |     __0: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr]      |
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10535:5
[INFO] [stderr]       |
[INFO] [stderr] 10535 |     __1: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10536:5
[INFO] [stderr]       |
[INFO] [stderr] 10536 |     __2: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10561:5
[INFO] [stderr]       |
[INFO] [stderr] 10561 |     __0: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9717:9
[INFO] [stderr]      |
[INFO] [stderr] 9717 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr]      |
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10562:5
[INFO] [stderr]       |
[INFO] [stderr] 10562 |     __1: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10563:5
[INFO] [stderr]       |
[INFO] [stderr] 10563 |     __2: (usize, ::std::vec::Vec<Expr>, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10564:5
[INFO] [stderr]       |
[INFO] [stderr] 10564 |     __3: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9728:9
[INFO] [stderr]      |
[INFO] [stderr] 9728 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]  --> src/cst/parser/mod.rs:2:1
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9739:9
[INFO] [stderr]      |
[INFO] [stderr] 9739 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9750:9
[INFO] [stderr]      |
[INFO] [stderr] 9750 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9761:9
[INFO] [stderr]      |
[INFO] [stderr] 9761 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9772:9
[INFO] [stderr]      |
[INFO] [stderr] 9772 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9783:9
[INFO] [stderr]      |
[INFO] [stderr] 9783 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9806:9
[INFO] [stderr]      |
[INFO] [stderr] 9806 |     (_, __0, _): (usize, ::std::vec::Vec<Decl>, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9872:9
[INFO] [stderr]      |
[INFO] [stderr] 9872 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9909:9
[INFO] [stderr]      |
[INFO] [stderr] 9909 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9959:9
[INFO] [stderr]      |
[INFO] [stderr] 9959 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9982:9
[INFO] [stderr]      |
[INFO] [stderr] 9982 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]      |         ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10006:9
[INFO] [stderr]       |
[INFO] [stderr] 10006 |     (_, __0, _): (usize, Symbol, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10017:9
[INFO] [stderr]       |
[INFO] [stderr] 10017 |     (_, __0, _): (usize, Literal, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10071:9
[INFO] [stderr]       |
[INFO] [stderr] 10071 |     (_, __0, _): (usize, Pattern<()>, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10095:9
[INFO] [stderr]       |
[INFO] [stderr] 10095 |     (_, __0, _): (usize, Symbol, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10106:9
[INFO] [stderr]       |
[INFO] [stderr] 10106 |     (_, __0, _): (usize, Literal, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10117:9
[INFO] [stderr]       |
[INFO] [stderr] 10117 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10118:9
[INFO] [stderr]       |
[INFO] [stderr] 10118 |     (_, __1, _): (usize, &'input str, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10129:9
[INFO] [stderr]       |
[INFO] [stderr] 10129 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10140:9
[INFO] [stderr]       |
[INFO] [stderr] 10140 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10248:9
[INFO] [stderr]       |
[INFO] [stderr] 10248 |     (_, __0, _): (usize, &'input str, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10271:9
[INFO] [stderr]       |
[INFO] [stderr] 10271 |     (_, __0, _): (usize, Decl, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10294:9
[INFO] [stderr]       |
[INFO] [stderr] 10294 |     (_, __0, _): (usize, Pattern<()>, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10317:9
[INFO] [stderr]       |
[INFO] [stderr] 10317 |     (_, __0, _): (usize, Expr, usize),
[INFO] [stderr]       |         ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10340:5
[INFO] [stderr]       |
[INFO] [stderr] 10340 |     __0: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10341:5
[INFO] [stderr]       |
[INFO] [stderr] 10341 |     __1: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10363:5
[INFO] [stderr]       |
[INFO] [stderr] 10363 |     __0: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10386:5
[INFO] [stderr]       |
[INFO] [stderr] 10386 |     __0: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10387:5
[INFO] [stderr]       |
[INFO] [stderr] 10387 |     __1: (usize, Decl, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10388:5
[INFO] [stderr]       |
[INFO] [stderr] 10388 |     __2: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10411:5
[INFO] [stderr]       |
[INFO] [stderr] 10411 |     __0: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10412:5
[INFO] [stderr]       |
[INFO] [stderr] 10412 |     __1: (usize, Decl, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10459:5
[INFO] [stderr]       |
[INFO] [stderr] 10459 |     __0: (usize, ::std::vec::Vec<Decl>, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10480:5
[INFO] [stderr]       |
[INFO] [stderr] 10480 |     __0: (usize, Symbol, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10481:5
[INFO] [stderr]       |
[INFO] [stderr] 10481 |     __1: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10482:5
[INFO] [stderr]       |
[INFO] [stderr] 10482 |     __2: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10507:5
[INFO] [stderr]       |
[INFO] [stderr] 10507 |     __0: (usize, Symbol, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10508:5
[INFO] [stderr]       |
[INFO] [stderr] 10508 |     __1: (usize, ::std::vec::Vec<Pattern<()>>, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10509:5
[INFO] [stderr]       |
[INFO] [stderr] 10509 |     __2: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10510:5
[INFO] [stderr]       |
[INFO] [stderr] 10510 |     __3: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10534:5
[INFO] [stderr]       |
[INFO] [stderr] 10534 |     __0: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10535:5
[INFO] [stderr]       |
[INFO] [stderr] 10535 |     __1: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10536:5
[INFO] [stderr]       |
[INFO] [stderr] 10536 |     __2: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10561:5
[INFO] [stderr]       |
[INFO] [stderr] 10561 |     __0: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10562:5
[INFO] [stderr]       |
[INFO] [stderr] 10562 |     __1: (usize, Expr, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10563:5
[INFO] [stderr]       |
[INFO] [stderr] 10563 |     __2: (usize, ::std::vec::Vec<Expr>, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: consider choosing a more descriptive name
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10564:5
[INFO] [stderr]       |
[INFO] [stderr] 10564 |     __3: (usize, &'input str, usize),
[INFO] [stderr]       |     ^^^
[INFO] [stderr]       |
[INFO] [stderr]       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]  --> src/cst/parser/mod.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `clippy` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]  --> src/cst/parser/mod.rs:1:44
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[cfg_attr(feature = "cargo-clippy", allow(clippy))]
[INFO] [stderr]   |                                            ^^^^^^ help: change it to: `clippy::all`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `clippy` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]  --> src/cst/parser/mod.rs:1:44
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[cfg_attr(feature = "cargo-clippy", allow(clippy))]
[INFO] [stderr]   |                                            ^^^^^^ help: change it to: `clippy::all`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `clippy` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]  --> src/cst/parser/mod.rs:1:44
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[cfg_attr(feature = "cargo-clippy", allow(clippy))]
[INFO] [stderr]   |                                            ^^^^^^ help: change it to: `clippy::all`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `clippy` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]  --> src/cst/parser/mod.rs:1:44
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[cfg_attr(feature = "cargo-clippy", allow(clippy))]
[INFO] [stderr]   |                                            ^^^^^^ help: change it to: `clippy::all`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 59s
[INFO] running `"docker" "inspect" "4cef03eed755d984b8f04b3c6511bc9abc19f350d963a3b2b23b655a1aa1a33c"`
[INFO] running `"docker" "rm" "-f" "4cef03eed755d984b8f04b3c6511bc9abc19f350d963a3b2b23b655a1aa1a33c"`
[INFO] [stdout] 4cef03eed755d984b8f04b3c6511bc9abc19f350d963a3b2b23b655a1aa1a33c