[INFO] fetching crate opam-file-rs 0.1.5...
[INFO] linting opam-file-rs-0.1.5 against nightly for clippy-nonminimal_bool-denied
[INFO] extracting crate opam-file-rs 0.1.5 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate opam-file-rs 0.1.5
[INFO] finished tweaking crates.io crate opam-file-rs 0.1.5
[INFO] tweaked toml for crates.io crate opam-file-rs 0.1.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate opam-file-rs 0.1.5 on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding lalrpop v0.19.12 (available: v0.23.1)
[INFO] [stderr]       Adding lalrpop-util v0.19.12 (available: v0.23.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f26f7ae3209d9078b1a350fc0a491efc5265218d8b28c7b765086506f2cc4d8
[INFO] running `Command { std: "docker" "start" "-a" "4f26f7ae3209d9078b1a350fc0a491efc5265218d8b28c7b765086506f2cc4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f26f7ae3209d9078b1a350fc0a491efc5265218d8b28c7b765086506f2cc4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f26f7ae3209d9078b1a350fc0a491efc5265218d8b28c7b765086506f2cc4d8", kill_on_drop: false }`
[INFO] [stdout] 4f26f7ae3209d9078b1a350fc0a491efc5265218d8b28c7b765086506f2cc4d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b06f73fafa8d2c21e194cc802db6f05881a706d32cb5d38699842208f8ed4712
[INFO] running `Command { std: "docker" "start" "-a" "b06f73fafa8d2c21e194cc802db6f05881a706d32cb5d38699842208f8ed4712", kill_on_drop: false }`
[INFO] [stderr]    Compiling opam-file-rs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stdout] warning: consider choosing a more descriptive name
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/opam-file-rs-e044092b48cfae15/out/parser.rs:972:9
[INFO] [stdout]     |
[INFO] [stdout] 972 |     (_, __0, _): ((), value::OpamFile, ()),
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stdout]     = note: `#[warn(clippy::just_underscores_and_digits)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: consider choosing a more descriptive name
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/opam-file-rs-e044092b48cfae15/out/parser.rs:972:9
[INFO] [stdout]     |
[INFO] [stdout] 972 |     (_, __0, _): ((), value::OpamFile, ()),
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#just_underscores_and_digits
[INFO] [stdout]     = note: `#[warn(clippy::just_underscores_and_digits)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `EOF` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   EOF,
[INFO] [stdout]    |   ^^^ help: consider making the acronym lowercase, except the initial letter (notice the capitalization): `Eof`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout]    = note: `#[warn(clippy::upper_case_acronyms)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `STRING` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 13 |   STRING(String),
[INFO] [stdout]    |   ^^^^^^ help: consider making the acronym lowercase, except the initial letter: `String`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `IDENT` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 |   IDENT(String),
[INFO] [stdout]    |   ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Ident`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `BOOL` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   BOOL(bool),
[INFO] [stdout]    |   ^^^^ help: consider making the acronym lowercase, except the initial letter: `Bool`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `INT` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   INT(isize),
[INFO] [stdout]    |   ^^^ help: consider making the acronym lowercase, except the initial letter: `Int`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LBRACKET` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   LBRACKET,
[INFO] [stdout]    |   ^^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Lbracket`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RBRACKET` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:18:3
[INFO] [stdout]    |
[INFO] [stdout] 18 |   RBRACKET,
[INFO] [stdout]    |   ^^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Rbracket`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LPAR` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 |   LPAR,
[INFO] [stdout]    |   ^^^^ help: consider making the acronym lowercase, except the initial letter: `Lpar`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RPAR` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 |   RPAR,
[INFO] [stdout]    |   ^^^^ help: consider making the acronym lowercase, except the initial letter: `Rpar`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LBRACE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 |   LBRACE,
[INFO] [stdout]    |   ^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Lbrace`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RBRACE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 22 |   RBRACE,
[INFO] [stdout]    |   ^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Rbrace`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `COLON` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   COLON,
[INFO] [stdout]    |   ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Colon`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `AND` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   AND,
[INFO] [stdout]    |   ^^^ help: consider making the acronym lowercase, except the initial letter: `And`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RELOP` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   RELOP(value::RelOpKind),
[INFO] [stdout]    |   ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Relop`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `PFXOP` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   PFXOP(value::PfxOpKind),
[INFO] [stdout]    |   ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Pfxop`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `ENVOP` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   ENVOP(value::EnvUpdateOpKind),
[INFO] [stdout]    |   ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Envop`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: parameter is only used in recursion
[INFO] [stdout]    --> src/lexer.rs:292:16
[INFO] [stdout]     |
[INFO] [stdout] 292 | fn lex_comment(depth: usize, input: &[char], pos: usize) -> usize {
[INFO] [stdout]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout]     |
[INFO] [stdout] note: parameter used here
[INFO] [stdout]    --> src/lexer.rs:308:37
[INFO] [stdout]     |
[INFO] [stdout] 308 |           let new_pos = lex_comment(depth + 1, input, pos);
[INFO] [stdout]     |                                     ^^^^^
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#only_used_in_recursion
[INFO] [stdout]     = note: `#[warn(clippy::only_used_in_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/lexer.rs:323:30
[INFO] [stdout]     |
[INFO] [stdout] 323 |   while pos < input.len() && !('\n' == input[pos]) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^ help: try: `('\n' != input[pos])`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:347:11
[INFO] [stdout]     |
[INFO] [stdout] 347 |           s_pos = s_pos + 1;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^ help: replace it with: `s_pos += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout]     = note: `#[warn(clippy::assign_op_pattern)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling `push_str()` using a single-character string literal
[INFO] [stdout]    --> src/lexer.rs:380:13
[INFO] [stdout]     |
[INFO] [stdout] 380 |             str.push_str("\"");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: consider using `push` with a character literal: `str.push('"')`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout]     = note: `#[warn(clippy::single_char_add_str)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:385:11
[INFO] [stdout]     |
[INFO] [stdout] 385 |           s_pos = s_pos + 1;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^ help: replace it with: `s_pos += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this call to `from_str_radix` can be replaced with a call to `str::parse`
[INFO] [stdout]    --> src/lexer.rs:414:23
[INFO] [stdout]     |
[INFO] [stdout] 414 |         let hex_i64 = i64::from_str_radix(&hex, 10).unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `hex.parse::<i64>()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#from_str_radix_10
[INFO] [stdout]     = note: `#[warn(clippy::from_str_radix_10)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]    --> src/lexer.rs:482:13
[INFO] [stdout]     |
[INFO] [stdout] 482 |   if str == "true".to_string() {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: try: `"true"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout]     = note: `#[warn(clippy::cmp_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]    --> src/lexer.rs:484:20
[INFO] [stdout]     |
[INFO] [stdout] 484 |   } else if str == "false".to_string() {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: try: `"false"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/value.rs:138:40
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn opam_file_item_vec_to_string(value: &Vec<OpamFileItem>) -> String {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]     = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 138 - fn opam_file_item_vec_to_string(value: &Vec<OpamFileItem>) -> String {
[INFO] [stdout] 138 + fn opam_file_item_vec_to_string(value: &[OpamFileItem]) -> String {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]    --> src/value.rs:148:29
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|| String::new());
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^ help: replace the closure with the associated function itself: `String::new`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]     = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/lexer.rs:404:19
[INFO] [stdout]     |
[INFO] [stdout] 404 |         let hex = vec![*c1, *c2].iter().collect::<String>();
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^ help: you can use an array directly: `[*c1, *c2]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout]     = note: `#[warn(clippy::useless_vec)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/lexer.rs:413:19
[INFO] [stdout]     |
[INFO] [stdout] 413 |         let hex = vec![*c, *c1, *c2].iter().collect::<String>();
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^ help: you can use an array directly: `[*c, *c1, *c2]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `EOF` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   EOF,
[INFO] [stdout]    |   ^^^ help: consider making the acronym lowercase, except the initial letter (notice the capitalization): `Eof`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout]    = note: `#[warn(clippy::upper_case_acronyms)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] [stdout] warning: name `STRING` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 13 |   STRING(String),
[INFO] [stdout]    |   ^^^^^^ help: consider making the acronym lowercase, except the initial letter: `String`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `IDENT` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 |   IDENT(String),
[INFO] [stdout]    |   ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Ident`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `BOOL` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   BOOL(bool),
[INFO] [stdout]    |   ^^^^ help: consider making the acronym lowercase, except the initial letter: `Bool`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `INT` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   INT(isize),
[INFO] [stdout]    |   ^^^ help: consider making the acronym lowercase, except the initial letter: `Int`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LBRACKET` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   LBRACKET,
[INFO] [stdout]    |   ^^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Lbracket`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RBRACKET` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:18:3
[INFO] [stdout]    |
[INFO] [stdout] 18 |   RBRACKET,
[INFO] [stdout]    |   ^^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Rbracket`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LPAR` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 |   LPAR,
[INFO] [stdout]    |   ^^^^ help: consider making the acronym lowercase, except the initial letter: `Lpar`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RPAR` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 |   RPAR,
[INFO] [stdout]    |   ^^^^ help: consider making the acronym lowercase, except the initial letter: `Rpar`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LBRACE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 |   LBRACE,
[INFO] [stdout]    |   ^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Lbrace`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RBRACE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 22 |   RBRACE,
[INFO] [stdout]    |   ^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Rbrace`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `COLON` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   COLON,
[INFO] [stdout]    |   ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Colon`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `AND` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   AND,
[INFO] [stdout]    |   ^^^ help: consider making the acronym lowercase, except the initial letter: `And`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RELOP` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   RELOP(value::RelOpKind),
[INFO] [stdout]    |   ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Relop`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `PFXOP` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   PFXOP(value::PfxOpKind),
[INFO] [stdout]    |   ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Pfxop`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `ENVOP` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   ENVOP(value::EnvUpdateOpKind),
[INFO] [stdout]    |   ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Envop`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: parameter is only used in recursion
[INFO] [stdout]    --> src/lexer.rs:292:16
[INFO] [stdout]     |
[INFO] [stdout] 292 | fn lex_comment(depth: usize, input: &[char], pos: usize) -> usize {
[INFO] [stdout]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout]     |
[INFO] [stdout] note: parameter used here
[INFO] [stdout]    --> src/lexer.rs:308:37
[INFO] [stdout]     |
[INFO] [stdout] 308 |           let new_pos = lex_comment(depth + 1, input, pos);
[INFO] [stdout]     |                                     ^^^^^
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#only_used_in_recursion
[INFO] [stdout]     = note: `#[warn(clippy::only_used_in_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/lexer.rs:323:30
[INFO] [stdout]     |
[INFO] [stdout] 323 |   while pos < input.len() && !('\n' == input[pos]) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^ help: try: `('\n' != input[pos])`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:347:11
[INFO] [stdout]     |
[INFO] [stdout] 347 |           s_pos = s_pos + 1;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^ help: replace it with: `s_pos += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout]     = note: `#[warn(clippy::assign_op_pattern)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling `push_str()` using a single-character string literal
[INFO] [stdout]    --> src/lexer.rs:380:13
[INFO] [stdout]     |
[INFO] [stdout] 380 |             str.push_str("\"");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: consider using `push` with a character literal: `str.push('"')`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout]     = note: `#[warn(clippy::single_char_add_str)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:385:11
[INFO] [stdout]     |
[INFO] [stdout] 385 |           s_pos = s_pos + 1;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^ help: replace it with: `s_pos += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this call to `from_str_radix` can be replaced with a call to `str::parse`
[INFO] [stdout]    --> src/lexer.rs:414:23
[INFO] [stdout]     |
[INFO] [stdout] 414 |         let hex_i64 = i64::from_str_radix(&hex, 10).unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `hex.parse::<i64>()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#from_str_radix_10
[INFO] [stdout]     = note: `#[warn(clippy::from_str_radix_10)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]    --> src/lexer.rs:482:13
[INFO] [stdout]     |
[INFO] [stdout] 482 |   if str == "true".to_string() {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: try: `"true"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout]     = note: `#[warn(clippy::cmp_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]    --> src/lexer.rs:484:20
[INFO] [stdout]     |
[INFO] [stdout] 484 |   } else if str == "false".to_string() {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: try: `"false"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/value.rs:138:40
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn opam_file_item_vec_to_string(value: &Vec<OpamFileItem>) -> String {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]     = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 138 - fn opam_file_item_vec_to_string(value: &Vec<OpamFileItem>) -> String {
[INFO] [stdout] 138 + fn opam_file_item_vec_to_string(value: &[OpamFileItem]) -> String {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]    --> src/value.rs:148:29
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|| String::new());
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^ help: replace the closure with the associated function itself: `String::new`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]     = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/lexer.rs:404:19
[INFO] [stdout]     |
[INFO] [stdout] 404 |         let hex = vec![*c1, *c2].iter().collect::<String>();
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^ help: you can use an array directly: `[*c1, *c2]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout]     = note: `#[warn(clippy::useless_vec)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/lexer.rs:413:19
[INFO] [stdout]     |
[INFO] [stdout] 413 |         let hex = vec![*c, *c1, *c2].iter().collect::<String>();
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^ help: you can use an array directly: `[*c, *c1, *c2]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b06f73fafa8d2c21e194cc802db6f05881a706d32cb5d38699842208f8ed4712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b06f73fafa8d2c21e194cc802db6f05881a706d32cb5d38699842208f8ed4712", kill_on_drop: false }`
[INFO] [stdout] b06f73fafa8d2c21e194cc802db6f05881a706d32cb5d38699842208f8ed4712