[INFO] fetching crate ecmascript 0.2.0...
[INFO] testing ecmascript-0.2.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate ecmascript 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ecmascript 0.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ecmascript 0.2.0
[INFO] finished tweaking crates.io crate ecmascript 0.2.0
[INFO] tweaked toml for crates.io crate ecmascript 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07dbf5a3f2aee292b041383536a78b095fa9cfd58eed24af02c95d2c9dc73e57
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07dbf5a3f2aee292b041383536a78b095fa9cfd58eed24af02c95d2c9dc73e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07dbf5a3f2aee292b041383536a78b095fa9cfd58eed24af02c95d2c9dc73e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07dbf5a3f2aee292b041383536a78b095fa9cfd58eed24af02c95d2c9dc73e57", kill_on_drop: false }`
[INFO] [stdout] 07dbf5a3f2aee292b041383536a78b095fa9cfd58eed24af02c95d2c9dc73e57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b05c89e57093bd221d139807fbcb75e4d6c3821eb4c26430db9eb03e51c90c6
[INFO] running `Command { std: "docker" "start" "-a" "8b05c89e57093bd221d139807fbcb75e4d6c3821eb4c26430db9eb03e51c90c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling ecmascript v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / /// This parser will consume all following whitespace tokens, including line terminators.
[INFO] [stdout] 34 | | /// [Reference](https://www.ecma-international.org/ecma-262/9.0/index.html#sec-white-space)
[INFO] [stdout]    | |_------------------------------------------------------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / /// This parser will consume a single line terminator sequence token. This parser is only needed for the
[INFO] [stdout] 44 | | /// line_comment parser as it will consume up to a single line terminator token.
[INFO] [stdout] 45 | | /// [Reference](https://www.ecma-international.org/ecma-262/9.0/index.html#sec-line-terminators)
[INFO] [stdout]    | |_-----------------------------------------------------------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:69:1
[INFO] [stdout]    |
[INFO] [stdout] 69 | / /// This parses a multiline comment, starting with /* and ending with */.
[INFO] [stdout] 70 | | /// It will consume the input and return ().
[INFO] [stdout]    | |_-------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:79:1
[INFO] [stdout]    |
[INFO] [stdout] 79 | /// This parses
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/parser.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |         { ["enum"].iter().cloned().collect() };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:10:52
[INFO] [stdout]    |
[INFO] [stdout] 10 | use combine::parser::combinator::{not_followed_by, try};
[INFO] [stdout]    |                                                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             try(newline()),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             try(crlf()),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             try(char('\r')),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             try(char('\u{2028}')),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             try(char('\u{2029}'))
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         try(block_comment()).or(line_comment())
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:75:35
[INFO] [stdout]    |
[INFO] [stdout] 75 |         (string("/*"), skip_until(try(string("*/"))), string("*/")).map(|_| ())
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:97:25
[INFO] [stdout]    |
[INFO] [stdout] 97 |         (ws(), optional(try(comment())), ws()).map(|_| ())
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         try(unicode_escape_sequence().map(|x| x.0).then(|c| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |         try(unicode_escape_sequence().map(|x| x.0).then(|c| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |             try(string("true")).map(|_| true),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:268:13
[INFO] [stdout]     |
[INFO] [stdout] 268 |             try(binary_integer_literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             try(octal_integer_literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:270:13
[INFO] [stdout]     |
[INFO] [stdout] 270 |             try(hex_integer_literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:373:10
[INFO] [stdout]     |
[INFO] [stdout] 373 |         (try(double_quote_string()).or(single_quote_string())).map(StringLiteral)
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:395:13
[INFO] [stdout]     |
[INFO] [stdout] 395 |             try(line_continuation()).map(|_| None),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:396:13
[INFO] [stdout]     |
[INFO] [stdout] 396 |             try(escape_sequence()).map(|x| x.0).map(Some),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:420:13
[INFO] [stdout]     |
[INFO] [stdout] 420 |             try(line_continuation()).map(|_| None),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:421:13
[INFO] [stdout]     |
[INFO] [stdout] 421 |             try(escape_sequence()).map(|x| x.0).map(Some),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:435:13
[INFO] [stdout]     |
[INFO] [stdout] 435 |             try(single_escape_character()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:436:13
[INFO] [stdout]     |
[INFO] [stdout] 436 |             try(non_escape_character()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:437:13
[INFO] [stdout]     |
[INFO] [stdout] 437 |             try(legacy_octal_escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:438:13
[INFO] [stdout]     |
[INFO] [stdout] 438 |             try(hex_escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:439:13
[INFO] [stdout]     |
[INFO] [stdout] 439 |             try(unicode_escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:473:21
[INFO] [stdout]     |
[INFO] [stdout] 473 |                     try(legacy_octal_escape_sequence_single_digit()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:474:21
[INFO] [stdout]     |
[INFO] [stdout] 474 |                     try(legacy_octal_escape_sequence_two_digits_zero_to_three()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:475:21
[INFO] [stdout]     |
[INFO] [stdout] 475 |                     try(legacy_octal_escape_sequence_two_digits_four_to_seven()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:476:21
[INFO] [stdout]     |
[INFO] [stdout] 476 |                     try(legacy_octal_escape_sequence_three_digits()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:671:9
[INFO] [stdout]     |
[INFO] [stdout] 671 |         try(regex_backslash_sequence())
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:672:17
[INFO] [stdout]     |
[INFO] [stdout] 672 |             .or(try(regex_class()))
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:681:9
[INFO] [stdout]     |
[INFO] [stdout] 681 |         try(regex_backslash_sequence())
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:682:17
[INFO] [stdout]     |
[INFO] [stdout] 682 |             .or(try(regex_class()))
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:710:17
[INFO] [stdout]     |
[INFO] [stdout] 710 |                 try(regex_backslash_sequence()).or(none_of("]\\".chars()).map(|c: char| c.to_string())),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:731:17
[INFO] [stdout]     |
[INFO] [stdout] 731 |                 try(no_substition_template()).map(|quasi| (vec![quasi], Vec::new())),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:732:17
[INFO] [stdout]     |
[INFO] [stdout] 732 |                 try(substitution_template(*_yield, *_await)),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:823:31
[INFO] [stdout]     |
[INFO] [stdout] 823 |             many::<Vec<_>, _>(try((template_middle(), assignment_expression(*_yield, *_await)))),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:844:13
[INFO] [stdout]     |
[INFO] [stdout] 844 |             try(token('$').skip(not_followed_by(token('{')))).map(|x: char| (x, x.to_string())),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:845:13
[INFO] [stdout]     |
[INFO] [stdout] 845 |             try(escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:846:13
[INFO] [stdout]     |
[INFO] [stdout] 846 |             try(one_of("\r\n\u{2028}\u{2029}".chars())).map(|x: char| (x, x.to_string())),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:911:13
[INFO] [stdout]     |
[INFO] [stdout] 911 |             try(this()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:912:13
[INFO] [stdout]     |
[INFO] [stdout] 912 |             try(identifier_expression()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:913:13
[INFO] [stdout]     |
[INFO] [stdout] 913 |             try(literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:914:13
[INFO] [stdout]     |
[INFO] [stdout] 914 |             try(array_literal(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:915:13
[INFO] [stdout]     |
[INFO] [stdout] 915 |             try(object_literal(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:916:13
[INFO] [stdout]     |
[INFO] [stdout] 916 |             try(regex_literal_expression()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:917:13
[INFO] [stdout]     |
[INFO] [stdout] 917 |             try(template_literal(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:918:13
[INFO] [stdout]     |
[INFO] [stdout] 918 |             try(jsx_element(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:951:21
[INFO] [stdout]     |
[INFO] [stdout] 951 |                     try(null_literal()).map(Literal::NullLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:952:21
[INFO] [stdout]     |
[INFO] [stdout] 952 |                     try(boolean_literal()).map(Literal::BooleanLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:953:21
[INFO] [stdout]     |
[INFO] [stdout] 953 |                     try(numeric_literal()).map(Literal::NumericLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:954:21
[INFO] [stdout]     |
[INFO] [stdout] 954 |                     try(string_literal()).map(Literal::StringLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:975:22
[INFO] [stdout]     |
[INFO] [stdout] 975 |             optional(try(elision())),
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:977:22
[INFO] [stdout]     |
[INFO] [stdout] 977 |             optional(try(elision())),
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1014:22
[INFO] [stdout]      |
[INFO] [stdout] 1014 |             optional(try(elision()))
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1016:21
[INFO] [stdout]      |
[INFO] [stdout] 1016 |                     try(assignment_expression(*_yield, *_await))
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1018:21
[INFO] [stdout]      |
[INFO] [stdout] 1018 |                     try(spread_element(*_yield, *_await)),
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1067:13
[INFO] [stdout]      |
[INFO] [stdout] 1067 |             try(property_initializer(*_yield, *_await)).map(ObjectExpressionProperty::Property),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1068:13
[INFO] [stdout]      |
[INFO] [stdout] 1068 |             try(method_definition(*_yield, *_await)).map(ObjectExpressionProperty::Property),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1069:13
[INFO] [stdout]      |
[INFO] [stdout] 1069 |             try(shorthand_property()).map(ObjectExpressionProperty::Property),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1126:13
[INFO] [stdout]      |
[INFO] [stdout] 1126 |             try(literal_property_name()).map(|e| (e, false)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1127:13
[INFO] [stdout]      |
[INFO] [stdout] 1127 |             try(computed_property_name(*_yield, *_await)).map(|e| (e, true)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1196:13
[INFO] [stdout]      |
[INFO] [stdout] 1196 |             try(assignment_expression_inner_equal(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1197:13
[INFO] [stdout]      |
[INFO] [stdout] 1197 |             try(assignment_expression_inner_operators(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1198:13
[INFO] [stdout]      |
[INFO] [stdout] 1198 |             try(conditional_expression(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1199:13
[INFO] [stdout]      |
[INFO] [stdout] 1199 |             try(
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1220:13
[INFO] [stdout]      |
[INFO] [stdout] 1220 |             try(primary_expression(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1221:13
[INFO] [stdout]      |
[INFO] [stdout] 1221 |             try(conditional_expression_inner(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1262:22
[INFO] [stdout]      |
[INFO] [stdout] 1262 |             optional(try(assignment_expression(true, *_await).skip(skip_tokens()))),
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1349:17
[INFO] [stdout]      |
[INFO] [stdout] 1349 |         choice((try(jsx_self_closing_element(*_yield, *_await)), jsx_matched_element(*_yield, *_await)))
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1358:13
[INFO] [stdout]      |
[INFO] [stdout] 1358 |             try(jsx_namespaced_name()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1427:17
[INFO] [stdout]      |
[INFO] [stdout] 1427 |         choice((try(jsx_spread_attribute(*_yield, *_await)), try(jsx_attribute_key_value(*_yield, *_await))))
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1427:62
[INFO] [stdout]      |
[INFO] [stdout] 1427 |         choice((try(jsx_spread_attribute(*_yield, *_await)), try(jsx_attribute_key_value(*_yield, *_await))))
[INFO] [stdout]      |                                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1455:22
[INFO] [stdout]      |
[INFO] [stdout] 1455 |             optional(try(jsx_attribute_initializer(*_yield, *_await))),
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1488:13
[INFO] [stdout]      |
[INFO] [stdout] 1488 |             try(jsx_attribute_value_string()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1489:13
[INFO] [stdout]      |
[INFO] [stdout] 1489 |             try(jsx_attribute_value_expression(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1490:13
[INFO] [stdout]      |
[INFO] [stdout] 1490 |             try(jsx_element(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1606:18
[INFO] [stdout]      |
[INFO] [stdout] 1606 |         optional(try((
[INFO] [stdout]      |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1655:22
[INFO] [stdout]      |
[INFO] [stdout] 1655 |             optional(try(token(';').skip(skip_tokens()))),
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1699:22
[INFO] [stdout]      |
[INFO] [stdout] 1699 |             optional(try(
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1799:13
[INFO] [stdout]      |
[INFO] [stdout] 1799 |             try(getter_method_definition(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1800:13
[INFO] [stdout]      |
[INFO] [stdout] 1800 |             try(setter_method_definition(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1801:13
[INFO] [stdout]      |
[INFO] [stdout] 1801 |             try(generator_method_definition()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1802:13
[INFO] [stdout]      |
[INFO] [stdout] 1802 |             try(async_generator_method_definition()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1803:13
[INFO] [stdout]      |
[INFO] [stdout] 1803 |             try(async_method_definition()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 90 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.30s
[INFO] running `Command { std: "docker" "inspect" "8b05c89e57093bd221d139807fbcb75e4d6c3821eb4c26430db9eb03e51c90c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b05c89e57093bd221d139807fbcb75e4d6c3821eb4c26430db9eb03e51c90c6", kill_on_drop: false }`
[INFO] [stdout] 8b05c89e57093bd221d139807fbcb75e4d6c3821eb4c26430db9eb03e51c90c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 04e0558fb1bbbbc541ff6d71f9210a0232fbc07f42d98d0533800c7ce11aee3b
[INFO] running `Command { std: "docker" "start" "-a" "04e0558fb1bbbbc541ff6d71f9210a0232fbc07f42d98d0533800c7ce11aee3b", kill_on_drop: false }`
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / /// This parser will consume all following whitespace tokens, including line terminators.
[INFO] [stdout] 34 | | /// [Reference](https://www.ecma-international.org/ecma-262/9.0/index.html#sec-white-space)
[INFO] [stdout]    | |_------------------------------------------------------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / /// This parser will consume a single line terminator sequence token. This parser is only needed for the
[INFO] [stdout] 44 | | /// line_comment parser as it will consume up to a single line terminator token.
[INFO] [stdout] 45 | | /// [Reference](https://www.ecma-international.org/ecma-262/9.0/index.html#sec-line-terminators)
[INFO] [stdout]    | |_-----------------------------------------------------------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:69:1
[INFO] [stdout]    |
[INFO] [stdout] 69 | / /// This parses a multiline comment, starting with /* and ending with */.
[INFO] [stdout] 70 | | /// It will consume the input and return ().
[INFO] [stdout]    | |_-------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:79:1
[INFO] [stdout]    |
[INFO] [stdout] 79 | /// This parses
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/parser.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |         { ["enum"].iter().cloned().collect() };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:10:52
[INFO] [stdout]    |
[INFO] [stdout] 10 | use combine::parser::combinator::{not_followed_by, try};
[INFO] [stdout]    |                                                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             try(newline()),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             try(crlf()),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             try(char('\r')),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             try(char('\u{2028}')),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             try(char('\u{2029}'))
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         try(block_comment()).or(line_comment())
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:75:35
[INFO] [stdout]    |
[INFO] [stdout] 75 |         (string("/*"), skip_until(try(string("*/"))), string("*/")).map(|_| ())
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:97:25
[INFO] [stdout]    |
[INFO] [stdout] 97 |         (ws(), optional(try(comment())), ws()).map(|_| ())
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         try(unicode_escape_sequence().map(|x| x.0).then(|c| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |         try(unicode_escape_sequence().map(|x| x.0).then(|c| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |             try(string("true")).map(|_| true),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:268:13
[INFO] [stdout]     |
[INFO] [stdout] 268 |             try(binary_integer_literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             try(octal_integer_literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:270:13
[INFO] [stdout]     |
[INFO] [stdout] 270 |             try(hex_integer_literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:373:10
[INFO] [stdout]     |
[INFO] [stdout] 373 |         (try(double_quote_string()).or(single_quote_string())).map(StringLiteral)
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:395:13
[INFO] [stdout]     |
[INFO] [stdout] 395 |             try(line_continuation()).map(|_| None),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:396:13
[INFO] [stdout]     |
[INFO] [stdout] 396 |             try(escape_sequence()).map(|x| x.0).map(Some),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:420:13
[INFO] [stdout]     |
[INFO] [stdout] 420 |             try(line_continuation()).map(|_| None),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:421:13
[INFO] [stdout]     |
[INFO] [stdout] 421 |             try(escape_sequence()).map(|x| x.0).map(Some),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:435:13
[INFO] [stdout]     |
[INFO] [stdout] 435 |             try(single_escape_character()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:436:13
[INFO] [stdout]     |
[INFO] [stdout] 436 |             try(non_escape_character()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:437:13
[INFO] [stdout]     |
[INFO] [stdout] 437 |             try(legacy_octal_escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:438:13
[INFO] [stdout]     |
[INFO] [stdout] 438 |             try(hex_escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:439:13
[INFO] [stdout]     |
[INFO] [stdout] 439 |             try(unicode_escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:473:21
[INFO] [stdout]     |
[INFO] [stdout] 473 |                     try(legacy_octal_escape_sequence_single_digit()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:474:21
[INFO] [stdout]     |
[INFO] [stdout] 474 |                     try(legacy_octal_escape_sequence_two_digits_zero_to_three()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:475:21
[INFO] [stdout]     |
[INFO] [stdout] 475 |                     try(legacy_octal_escape_sequence_two_digits_four_to_seven()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:476:21
[INFO] [stdout]     |
[INFO] [stdout] 476 |                     try(legacy_octal_escape_sequence_three_digits()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:671:9
[INFO] [stdout]     |
[INFO] [stdout] 671 |         try(regex_backslash_sequence())
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:672:17
[INFO] [stdout]     |
[INFO] [stdout] 672 |             .or(try(regex_class()))
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:681:9
[INFO] [stdout]     |
[INFO] [stdout] 681 |         try(regex_backslash_sequence())
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:682:17
[INFO] [stdout]     |
[INFO] [stdout] 682 |             .or(try(regex_class()))
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:710:17
[INFO] [stdout]     |
[INFO] [stdout] 710 |                 try(regex_backslash_sequence()).or(none_of("]\\".chars()).map(|c: char| c.to_string())),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:731:17
[INFO] [stdout]     |
[INFO] [stdout] 731 |                 try(no_substition_template()).map(|quasi| (vec![quasi], Vec::new())),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:732:17
[INFO] [stdout]     |
[INFO] [stdout] 732 |                 try(substitution_template(*_yield, *_await)),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:823:31
[INFO] [stdout]     |
[INFO] [stdout] 823 |             many::<Vec<_>, _>(try((template_middle(), assignment_expression(*_yield, *_await)))),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:844:13
[INFO] [stdout]     |
[INFO] [stdout] 844 |             try(token('$').skip(not_followed_by(token('{')))).map(|x: char| (x, x.to_string())),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:845:13
[INFO] [stdout]     |
[INFO] [stdout] 845 |             try(escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:846:13
[INFO] [stdout]     |
[INFO] [stdout] 846 |             try(one_of("\r\n\u{2028}\u{2029}".chars())).map(|x: char| (x, x.to_string())),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:911:13
[INFO] [stdout]     |
[INFO] [stdout] 911 |             try(this()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:912:13
[INFO] [stdout]     |
[INFO] [stdout] 912 |             try(identifier_expression()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:913:13
[INFO] [stdout]     |
[INFO] [stdout] 913 |             try(literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:914:13
[INFO] [stdout]     |
[INFO] [stdout] 914 |             try(array_literal(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:915:13
[INFO] [stdout]     |
[INFO] [stdout] 915 |             try(object_literal(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:916:13
[INFO] [stdout]     |
[INFO] [stdout] 916 |             try(regex_literal_expression()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:917:13
[INFO] [stdout]     |
[INFO] [stdout] 917 |             try(template_literal(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:918:13
[INFO] [stdout]     |
[INFO] [stdout] 918 |             try(jsx_element(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:951:21
[INFO] [stdout]     |
[INFO] [stdout] 951 |                     try(null_literal()).map(Literal::NullLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:952:21
[INFO] [stdout]     |
[INFO] [stdout] 952 |                     try(boolean_literal()).map(Literal::BooleanLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:953:21
[INFO] [stdout]     |
[INFO] [stdout] 953 |                     try(numeric_literal()).map(Literal::NumericLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:954:21
[INFO] [stdout]     |
[INFO] [stdout] 954 |                     try(string_literal()).map(Literal::StringLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:975:22
[INFO] [stdout]     |
[INFO] [stdout] 975 |             optional(try(elision())),
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:977:22
[INFO] [stdout]     |
[INFO] [stdout] 977 |             optional(try(elision())),
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1014:22
[INFO] [stdout]      |
[INFO] [stdout] 1014 |             optional(try(elision()))
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1016:21
[INFO] [stdout]      |
[INFO] [stdout] 1016 |                     try(assignment_expression(*_yield, *_await))
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1018:21
[INFO] [stdout]      |
[INFO] [stdout] 1018 |                     try(spread_element(*_yield, *_await)),
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1067:13
[INFO] [stdout]      |
[INFO] [stdout] 1067 |             try(property_initializer(*_yield, *_await)).map(ObjectExpressionProperty::Property),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1068:13
[INFO] [stdout]      |
[INFO] [stdout] 1068 |             try(method_definition(*_yield, *_await)).map(ObjectExpressionProperty::Property),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1069:13
[INFO] [stdout]      |
[INFO] [stdout] 1069 |             try(shorthand_property()).map(ObjectExpressionProperty::Property),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1126:13
[INFO] [stdout]      |
[INFO] [stdout] 1126 |             try(literal_property_name()).map(|e| (e, false)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1127:13
[INFO] [stdout]      |
[INFO] [stdout] 1127 |             try(computed_property_name(*_yield, *_await)).map(|e| (e, true)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1196:13
[INFO] [stdout]      |
[INFO] [stdout] 1196 |             try(assignment_expression_inner_equal(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1197:13
[INFO] [stdout]      |
[INFO] [stdout] 1197 |             try(assignment_expression_inner_operators(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1198:13
[INFO] [stdout]      |
[INFO] [stdout] 1198 |             try(conditional_expression(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1199:13
[INFO] [stdout]      |
[INFO] [stdout] 1199 |             try(
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1220:13
[INFO] [stdout]      |
[INFO] [stdout] 1220 |             try(primary_expression(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1221:13
[INFO] [stdout]      |
[INFO] [stdout] 1221 |             try(conditional_expression_inner(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1262:22
[INFO] [stdout]      |
[INFO] [stdout] 1262 |             optional(try(assignment_expression(true, *_await).skip(skip_tokens()))),
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1349:17
[INFO] [stdout]      |
[INFO] [stdout] 1349 |         choice((try(jsx_self_closing_element(*_yield, *_await)), jsx_matched_element(*_yield, *_await)))
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1358:13
[INFO] [stdout]      |
[INFO] [stdout] 1358 |             try(jsx_namespaced_name()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1427:17
[INFO] [stdout]      |
[INFO] [stdout] 1427 |         choice((try(jsx_spread_attribute(*_yield, *_await)), try(jsx_attribute_key_value(*_yield, *_await))))
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1427:62
[INFO] [stdout]      |
[INFO] [stdout] 1427 |         choice((try(jsx_spread_attribute(*_yield, *_await)), try(jsx_attribute_key_value(*_yield, *_await))))
[INFO] [stdout]      |                                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1455:22
[INFO] [stdout]      |
[INFO] [stdout] 1455 |             optional(try(jsx_attribute_initializer(*_yield, *_await))),
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1488:13
[INFO] [stdout]      |
[INFO] [stdout] 1488 |             try(jsx_attribute_value_string()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1489:13
[INFO] [stdout]      |
[INFO] [stdout] 1489 |             try(jsx_attribute_value_expression(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1490:13
[INFO] [stdout]      |
[INFO] [stdout] 1490 |             try(jsx_element(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1606:18
[INFO] [stdout]      |
[INFO] [stdout] 1606 |         optional(try((
[INFO] [stdout]      |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1655:22
[INFO] [stdout]      |
[INFO] [stdout] 1655 |             optional(try(token(';').skip(skip_tokens()))),
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1699:22
[INFO] [stdout]      |
[INFO] [stdout] 1699 |             optional(try(
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1799:13
[INFO] [stdout]      |
[INFO] [stdout] 1799 |             try(getter_method_definition(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1800:13
[INFO] [stdout]      |
[INFO] [stdout] 1800 |             try(setter_method_definition(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1801:13
[INFO] [stdout]      |
[INFO] [stdout] 1801 |             try(generator_method_definition()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1802:13
[INFO] [stdout]      |
[INFO] [stdout] 1802 |             try(async_generator_method_definition()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1803:13
[INFO] [stdout]      |
[INFO] [stdout] 1803 |             try(async_method_definition()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 90 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ecmascript v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / /// This parser will consume all following whitespace tokens, including line terminators.
[INFO] [stdout] 34 | | /// [Reference](https://www.ecma-international.org/ecma-262/9.0/index.html#sec-white-space)
[INFO] [stdout]    | |_------------------------------------------------------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / /// This parser will consume a single line terminator sequence token. This parser is only needed for the
[INFO] [stdout] 44 | | /// line_comment parser as it will consume up to a single line terminator token.
[INFO] [stdout] 45 | | /// [Reference](https://www.ecma-international.org/ecma-262/9.0/index.html#sec-line-terminators)
[INFO] [stdout]    | |_-----------------------------------------------------------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:69:1
[INFO] [stdout]    |
[INFO] [stdout] 69 | / /// This parses a multiline comment, starting with /* and ending with */.
[INFO] [stdout] 70 | | /// It will consume the input and return ().
[INFO] [stdout]    | |_-------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:79:1
[INFO] [stdout]    |
[INFO] [stdout] 79 | /// This parses
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/parser.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |         { ["enum"].iter().cloned().collect() };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:10:52
[INFO] [stdout]    |
[INFO] [stdout] 10 | use combine::parser::combinator::{not_followed_by, try};
[INFO] [stdout]    |                                                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             try(newline()),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             try(crlf()),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             try(char('\r')),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             try(char('\u{2028}')),
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             try(char('\u{2029}'))
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         try(block_comment()).or(line_comment())
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:75:35
[INFO] [stdout]    |
[INFO] [stdout] 75 |         (string("/*"), skip_until(try(string("*/"))), string("*/")).map(|_| ())
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]   --> src/parser.rs:97:25
[INFO] [stdout]    |
[INFO] [stdout] 97 |         (ws(), optional(try(comment())), ws()).map(|_| ())
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         try(unicode_escape_sequence().map(|x| x.0).then(|c| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |         try(unicode_escape_sequence().map(|x| x.0).then(|c| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |             try(string("true")).map(|_| true),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:268:13
[INFO] [stdout]     |
[INFO] [stdout] 268 |             try(binary_integer_literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             try(octal_integer_literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:270:13
[INFO] [stdout]     |
[INFO] [stdout] 270 |             try(hex_integer_literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:373:10
[INFO] [stdout]     |
[INFO] [stdout] 373 |         (try(double_quote_string()).or(single_quote_string())).map(StringLiteral)
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:395:13
[INFO] [stdout]     |
[INFO] [stdout] 395 |             try(line_continuation()).map(|_| None),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:396:13
[INFO] [stdout]     |
[INFO] [stdout] 396 |             try(escape_sequence()).map(|x| x.0).map(Some),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:420:13
[INFO] [stdout]     |
[INFO] [stdout] 420 |             try(line_continuation()).map(|_| None),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:421:13
[INFO] [stdout]     |
[INFO] [stdout] 421 |             try(escape_sequence()).map(|x| x.0).map(Some),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:435:13
[INFO] [stdout]     |
[INFO] [stdout] 435 |             try(single_escape_character()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:436:13
[INFO] [stdout]     |
[INFO] [stdout] 436 |             try(non_escape_character()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:437:13
[INFO] [stdout]     |
[INFO] [stdout] 437 |             try(legacy_octal_escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:438:13
[INFO] [stdout]     |
[INFO] [stdout] 438 |             try(hex_escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:439:13
[INFO] [stdout]     |
[INFO] [stdout] 439 |             try(unicode_escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:473:21
[INFO] [stdout]     |
[INFO] [stdout] 473 |                     try(legacy_octal_escape_sequence_single_digit()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:474:21
[INFO] [stdout]     |
[INFO] [stdout] 474 |                     try(legacy_octal_escape_sequence_two_digits_zero_to_three()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:475:21
[INFO] [stdout]     |
[INFO] [stdout] 475 |                     try(legacy_octal_escape_sequence_two_digits_four_to_seven()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:476:21
[INFO] [stdout]     |
[INFO] [stdout] 476 |                     try(legacy_octal_escape_sequence_three_digits()),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:671:9
[INFO] [stdout]     |
[INFO] [stdout] 671 |         try(regex_backslash_sequence())
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:672:17
[INFO] [stdout]     |
[INFO] [stdout] 672 |             .or(try(regex_class()))
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:681:9
[INFO] [stdout]     |
[INFO] [stdout] 681 |         try(regex_backslash_sequence())
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:682:17
[INFO] [stdout]     |
[INFO] [stdout] 682 |             .or(try(regex_class()))
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:710:17
[INFO] [stdout]     |
[INFO] [stdout] 710 |                 try(regex_backslash_sequence()).or(none_of("]\\".chars()).map(|c: char| c.to_string())),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:731:17
[INFO] [stdout]     |
[INFO] [stdout] 731 |                 try(no_substition_template()).map(|quasi| (vec![quasi], Vec::new())),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:732:17
[INFO] [stdout]     |
[INFO] [stdout] 732 |                 try(substitution_template(*_yield, *_await)),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:823:31
[INFO] [stdout]     |
[INFO] [stdout] 823 |             many::<Vec<_>, _>(try((template_middle(), assignment_expression(*_yield, *_await)))),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:844:13
[INFO] [stdout]     |
[INFO] [stdout] 844 |             try(token('$').skip(not_followed_by(token('{')))).map(|x: char| (x, x.to_string())),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:845:13
[INFO] [stdout]     |
[INFO] [stdout] 845 |             try(escape_sequence()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:846:13
[INFO] [stdout]     |
[INFO] [stdout] 846 |             try(one_of("\r\n\u{2028}\u{2029}".chars())).map(|x: char| (x, x.to_string())),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:911:13
[INFO] [stdout]     |
[INFO] [stdout] 911 |             try(this()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:912:13
[INFO] [stdout]     |
[INFO] [stdout] 912 |             try(identifier_expression()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:913:13
[INFO] [stdout]     |
[INFO] [stdout] 913 |             try(literal()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:914:13
[INFO] [stdout]     |
[INFO] [stdout] 914 |             try(array_literal(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:915:13
[INFO] [stdout]     |
[INFO] [stdout] 915 |             try(object_literal(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:916:13
[INFO] [stdout]     |
[INFO] [stdout] 916 |             try(regex_literal_expression()),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:917:13
[INFO] [stdout]     |
[INFO] [stdout] 917 |             try(template_literal(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:918:13
[INFO] [stdout]     |
[INFO] [stdout] 918 |             try(jsx_element(*_yield, *_await)),
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:951:21
[INFO] [stdout]     |
[INFO] [stdout] 951 |                     try(null_literal()).map(Literal::NullLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:952:21
[INFO] [stdout]     |
[INFO] [stdout] 952 |                     try(boolean_literal()).map(Literal::BooleanLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:953:21
[INFO] [stdout]     |
[INFO] [stdout] 953 |                     try(numeric_literal()).map(Literal::NumericLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:954:21
[INFO] [stdout]     |
[INFO] [stdout] 954 |                     try(string_literal()).map(Literal::StringLiteral),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:975:22
[INFO] [stdout]     |
[INFO] [stdout] 975 |             optional(try(elision())),
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]    --> src/parser.rs:977:22
[INFO] [stdout]     |
[INFO] [stdout] 977 |             optional(try(elision())),
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1014:22
[INFO] [stdout]      |
[INFO] [stdout] 1014 |             optional(try(elision()))
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1016:21
[INFO] [stdout]      |
[INFO] [stdout] 1016 |                     try(assignment_expression(*_yield, *_await))
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1018:21
[INFO] [stdout]      |
[INFO] [stdout] 1018 |                     try(spread_element(*_yield, *_await)),
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1067:13
[INFO] [stdout]      |
[INFO] [stdout] 1067 |             try(property_initializer(*_yield, *_await)).map(ObjectExpressionProperty::Property),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1068:13
[INFO] [stdout]      |
[INFO] [stdout] 1068 |             try(method_definition(*_yield, *_await)).map(ObjectExpressionProperty::Property),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1069:13
[INFO] [stdout]      |
[INFO] [stdout] 1069 |             try(shorthand_property()).map(ObjectExpressionProperty::Property),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1126:13
[INFO] [stdout]      |
[INFO] [stdout] 1126 |             try(literal_property_name()).map(|e| (e, false)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1127:13
[INFO] [stdout]      |
[INFO] [stdout] 1127 |             try(computed_property_name(*_yield, *_await)).map(|e| (e, true)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1196:13
[INFO] [stdout]      |
[INFO] [stdout] 1196 |             try(assignment_expression_inner_equal(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1197:13
[INFO] [stdout]      |
[INFO] [stdout] 1197 |             try(assignment_expression_inner_operators(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1198:13
[INFO] [stdout]      |
[INFO] [stdout] 1198 |             try(conditional_expression(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1199:13
[INFO] [stdout]      |
[INFO] [stdout] 1199 |             try(
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1220:13
[INFO] [stdout]      |
[INFO] [stdout] 1220 |             try(primary_expression(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1221:13
[INFO] [stdout]      |
[INFO] [stdout] 1221 |             try(conditional_expression_inner(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1262:22
[INFO] [stdout]      |
[INFO] [stdout] 1262 |             optional(try(assignment_expression(true, *_await).skip(skip_tokens()))),
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1349:17
[INFO] [stdout]      |
[INFO] [stdout] 1349 |         choice((try(jsx_self_closing_element(*_yield, *_await)), jsx_matched_element(*_yield, *_await)))
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1358:13
[INFO] [stdout]      |
[INFO] [stdout] 1358 |             try(jsx_namespaced_name()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1427:17
[INFO] [stdout]      |
[INFO] [stdout] 1427 |         choice((try(jsx_spread_attribute(*_yield, *_await)), try(jsx_attribute_key_value(*_yield, *_await))))
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1427:62
[INFO] [stdout]      |
[INFO] [stdout] 1427 |         choice((try(jsx_spread_attribute(*_yield, *_await)), try(jsx_attribute_key_value(*_yield, *_await))))
[INFO] [stdout]      |                                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1455:22
[INFO] [stdout]      |
[INFO] [stdout] 1455 |             optional(try(jsx_attribute_initializer(*_yield, *_await))),
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1488:13
[INFO] [stdout]      |
[INFO] [stdout] 1488 |             try(jsx_attribute_value_string()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1489:13
[INFO] [stdout]      |
[INFO] [stdout] 1489 |             try(jsx_attribute_value_expression(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1490:13
[INFO] [stdout]      |
[INFO] [stdout] 1490 |             try(jsx_element(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1606:18
[INFO] [stdout]      |
[INFO] [stdout] 1606 |         optional(try((
[INFO] [stdout]      |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1655:22
[INFO] [stdout]      |
[INFO] [stdout] 1655 |             optional(try(token(';').skip(skip_tokens()))),
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1699:22
[INFO] [stdout]      |
[INFO] [stdout] 1699 |             optional(try(
[INFO] [stdout]      |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1799:13
[INFO] [stdout]      |
[INFO] [stdout] 1799 |             try(getter_method_definition(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1800:13
[INFO] [stdout]      |
[INFO] [stdout] 1800 |             try(setter_method_definition(*_yield, *_await)),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1801:13
[INFO] [stdout]      |
[INFO] [stdout] 1801 |             try(generator_method_definition()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1802:13
[INFO] [stdout]      |
[INFO] [stdout] 1802 |             try(async_generator_method_definition()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stdout]     --> src/parser.rs:1803:13
[INFO] [stdout]      |
[INFO] [stdout] 1803 |             try(async_method_definition()),
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 90 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 40.45s
[INFO] running `Command { std: "docker" "inspect" "04e0558fb1bbbbc541ff6d71f9210a0232fbc07f42d98d0533800c7ce11aee3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04e0558fb1bbbbc541ff6d71f9210a0232fbc07f42d98d0533800c7ce11aee3b", kill_on_drop: false }`
[INFO] [stdout] 04e0558fb1bbbbc541ff6d71f9210a0232fbc07f42d98d0533800c7ce11aee3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0448f5734aaa09cb1dd5563fa4d12ea7f22c8039f7a4d9dfde68eadfb15ec545
[INFO] running `Command { std: "docker" "start" "-a" "0448f5734aaa09cb1dd5563fa4d12ea7f22c8039f7a4d9dfde68eadfb15ec545", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | / /// This parser will consume all following whitespace tokens, including line terminators.
[INFO] [stderr] 34 | | /// [Reference](https://www.ecma-international.org/ecma-262/9.0/index.html#sec-white-space)
[INFO] [stderr]    | |_------------------------------------------------------------------------------------------^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | / /// This parser will consume a single line terminator sequence token. This parser is only needed for the
[INFO] [stderr] 44 | | /// line_comment parser as it will consume up to a single line terminator token.
[INFO] [stderr] 45 | | /// [Reference](https://www.ecma-international.org/ecma-262/9.0/index.html#sec-line-terminators)
[INFO] [stderr]    | |_-----------------------------------------------------------------------------------------------^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | / /// This parses a multiline comment, starting with /* and ending with */.
[INFO] [stderr] 70 | | /// It will consume the input and return ().
[INFO] [stderr]    | |_-------------------------------------------^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | /// This parses
[INFO] [stderr]    | ^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/parser.rs:225:9
[INFO] [stderr]     |
[INFO] [stderr] 225 |         { ["enum"].iter().cloned().collect() };
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:10:52
[INFO] [stderr]    |
[INFO] [stderr] 10 | use combine::parser::combinator::{not_followed_by, try};
[INFO] [stderr]    |                                                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |             try(newline()),
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             try(crlf()),
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             try(char('\r')),
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |             try(char('\u{2028}')),
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |             try(char('\u{2029}'))
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         try(block_comment()).or(line_comment())
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:75:35
[INFO] [stderr]    |
[INFO] [stderr] 75 |         (string("/*"), skip_until(try(string("*/"))), string("*/")).map(|_| ())
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |         (ws(), optional(try(comment())), ws()).map(|_| ())
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:118:9
[INFO] [stderr]     |
[INFO] [stderr] 118 |         try(unicode_escape_sequence().map(|x| x.0).then(|c| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |         try(unicode_escape_sequence().map(|x| x.0).then(|c| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:256:13
[INFO] [stderr]     |
[INFO] [stderr] 256 |             try(string("true")).map(|_| true),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:268:13
[INFO] [stderr]     |
[INFO] [stderr] 268 |             try(binary_integer_literal()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:269:13
[INFO] [stderr]     |
[INFO] [stderr] 269 |             try(octal_integer_literal()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:270:13
[INFO] [stderr]     |
[INFO] [stderr] 270 |             try(hex_integer_literal()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:373:10
[INFO] [stderr]     |
[INFO] [stderr] 373 |         (try(double_quote_string()).or(single_quote_string())).map(StringLiteral)
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |             try(line_continuation()).map(|_| None),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:396:13
[INFO] [stderr]     |
[INFO] [stderr] 396 |             try(escape_sequence()).map(|x| x.0).map(Some),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:420:13
[INFO] [stderr]     |
[INFO] [stderr] 420 |             try(line_continuation()).map(|_| None),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:421:13
[INFO] [stderr]     |
[INFO] [stderr] 421 |             try(escape_sequence()).map(|x| x.0).map(Some),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:435:13
[INFO] [stderr]     |
[INFO] [stderr] 435 |             try(single_escape_character()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:436:13
[INFO] [stderr]     |
[INFO] [stderr] 436 |             try(non_escape_character()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:437:13
[INFO] [stderr]     |
[INFO] [stderr] 437 |             try(legacy_octal_escape_sequence()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:438:13
[INFO] [stderr]     |
[INFO] [stderr] 438 |             try(hex_escape_sequence()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:439:13
[INFO] [stderr]     |
[INFO] [stderr] 439 |             try(unicode_escape_sequence()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:473:21
[INFO] [stderr]     |
[INFO] [stderr] 473 |                     try(legacy_octal_escape_sequence_single_digit()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:474:21
[INFO] [stderr]     |
[INFO] [stderr] 474 |                     try(legacy_octal_escape_sequence_two_digits_zero_to_three()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:475:21
[INFO] [stderr]     |
[INFO] [stderr] 475 |                     try(legacy_octal_escape_sequence_two_digits_four_to_seven()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:476:21
[INFO] [stderr]     |
[INFO] [stderr] 476 |                     try(legacy_octal_escape_sequence_three_digits()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:671:9
[INFO] [stderr]     |
[INFO] [stderr] 671 |         try(regex_backslash_sequence())
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:672:17
[INFO] [stderr]     |
[INFO] [stderr] 672 |             .or(try(regex_class()))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:681:9
[INFO] [stderr]     |
[INFO] [stderr] 681 |         try(regex_backslash_sequence())
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:682:17
[INFO] [stderr]     |
[INFO] [stderr] 682 |             .or(try(regex_class()))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:710:17
[INFO] [stderr]     |
[INFO] [stderr] 710 |                 try(regex_backslash_sequence()).or(none_of("]\\".chars()).map(|c: char| c.to_string())),
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:731:17
[INFO] [stderr]     |
[INFO] [stderr] 731 |                 try(no_substition_template()).map(|quasi| (vec![quasi], Vec::new())),
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:732:17
[INFO] [stderr]     |
[INFO] [stderr] 732 |                 try(substitution_template(*_yield, *_await)),
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:823:31
[INFO] [stderr]     |
[INFO] [stderr] 823 |             many::<Vec<_>, _>(try((template_middle(), assignment_expression(*_yield, *_await)))),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:844:13
[INFO] [stderr]     |
[INFO] [stderr] 844 |             try(token('$').skip(not_followed_by(token('{')))).map(|x: char| (x, x.to_string())),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:845:13
[INFO] [stderr]     |
[INFO] [stderr] 845 |             try(escape_sequence()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:846:13
[INFO] [stderr]     |
[INFO] [stderr] 846 |             try(one_of("\r\n\u{2028}\u{2029}".chars())).map(|x: char| (x, x.to_string())),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:911:13
[INFO] [stderr]     |
[INFO] [stderr] 911 |             try(this()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:912:13
[INFO] [stderr]     |
[INFO] [stderr] 912 |             try(identifier_expression()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:913:13
[INFO] [stderr]     |
[INFO] [stderr] 913 |             try(literal()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:914:13
[INFO] [stderr]     |
[INFO] [stderr] 914 |             try(array_literal(*_yield, *_await)),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:915:13
[INFO] [stderr]     |
[INFO] [stderr] 915 |             try(object_literal(*_yield, *_await)),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:916:13
[INFO] [stderr]     |
[INFO] [stderr] 916 |             try(regex_literal_expression()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:917:13
[INFO] [stderr]     |
[INFO] [stderr] 917 |             try(template_literal(*_yield, *_await)),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:918:13
[INFO] [stderr]     |
[INFO] [stderr] 918 |             try(jsx_element(*_yield, *_await)),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:951:21
[INFO] [stderr]     |
[INFO] [stderr] 951 |                     try(null_literal()).map(Literal::NullLiteral),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:952:21
[INFO] [stderr]     |
[INFO] [stderr] 952 |                     try(boolean_literal()).map(Literal::BooleanLiteral),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:953:21
[INFO] [stderr]     |
[INFO] [stderr] 953 |                     try(numeric_literal()).map(Literal::NumericLiteral),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:954:21
[INFO] [stderr]     |
[INFO] [stderr] 954 |                     try(string_literal()).map(Literal::StringLiteral),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:975:22
[INFO] [stderr]     |
[INFO] [stderr] 975 |             optional(try(elision())),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:977:22
[INFO] [stderr]     |
[INFO] [stderr] 977 |             optional(try(elision())),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1014:22
[INFO] [stderr]      |
[INFO] [stderr] 1014 |             optional(try(elision()))
[INFO] [stderr]      |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1016:21
[INFO] [stderr]      |
[INFO] [stderr] 1016 |                     try(assignment_expression(*_yield, *_await))
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1018:21
[INFO] [stderr]      |
[INFO] [stderr] 1018 |                     try(spread_element(*_yield, *_await)),
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1067:13
[INFO] [stderr]      |
[INFO] [stderr] 1067 |             try(property_initializer(*_yield, *_await)).map(ObjectExpressionProperty::Property),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1068:13
[INFO] [stderr]      |
[INFO] [stderr] 1068 |             try(method_definition(*_yield, *_await)).map(ObjectExpressionProperty::Property),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1069:13
[INFO] [stderr]      |
[INFO] [stderr] 1069 |             try(shorthand_property()).map(ObjectExpressionProperty::Property),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1126:13
[INFO] [stderr]      |
[INFO] [stderr] 1126 |             try(literal_property_name()).map(|e| (e, false)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1127:13
[INFO] [stderr]      |
[INFO] [stderr] 1127 |             try(computed_property_name(*_yield, *_await)).map(|e| (e, true)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1196:13
[INFO] [stderr]      |
[INFO] [stderr] 1196 |             try(assignment_expression_inner_equal(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1197:13
[INFO] [stderr]      |
[INFO] [stderr] 1197 |             try(assignment_expression_inner_operators(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1198:13
[INFO] [stderr]      |
[INFO] [stderr] 1198 |             try(conditional_expression(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1199:13
[INFO] [stderr]      |
[INFO] [stderr] 1199 |             try(
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1220:13
[INFO] [stderr]      |
[INFO] [stderr] 1220 |             try(primary_expression(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1221:13
[INFO] [stderr]      |
[INFO] [stderr] 1221 |             try(conditional_expression_inner(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1262:22
[INFO] [stderr]      |
[INFO] [stderr] 1262 |             optional(try(assignment_expression(true, *_await).skip(skip_tokens()))),
[INFO] [stderr]      |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1349:17
[INFO] [stderr]      |
[INFO] [stderr] 1349 |         choice((try(jsx_self_closing_element(*_yield, *_await)), jsx_matched_element(*_yield, *_await)))
[INFO] [stderr]      |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1358:13
[INFO] [stderr]      |
[INFO] [stderr] 1358 |             try(jsx_namespaced_name()),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1427:17
[INFO] [stderr]      |
[INFO] [stderr] 1427 |         choice((try(jsx_spread_attribute(*_yield, *_await)), try(jsx_attribute_key_value(*_yield, *_await))))
[INFO] [stderr]      |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1427:62
[INFO] [stderr]      |
[INFO] [stderr] 1427 |         choice((try(jsx_spread_attribute(*_yield, *_await)), try(jsx_attribute_key_value(*_yield, *_await))))
[INFO] [stderr]      |                                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1455:22
[INFO] [stderr]      |
[INFO] [stderr] 1455 |             optional(try(jsx_attribute_initializer(*_yield, *_await))),
[INFO] [stderr]      |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1488:13
[INFO] [stderr]      |
[INFO] [stderr] 1488 |             try(jsx_attribute_value_string()),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1489:13
[INFO] [stderr]      |
[INFO] [stderr] 1489 |             try(jsx_attribute_value_expression(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1490:13
[INFO] [stderr]      |
[INFO] [stderr] 1490 |             try(jsx_element(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1606:18
[INFO] [stderr]      |
[INFO] [stderr] 1606 |         optional(try((
[INFO] [stderr]      |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1655:22
[INFO] [stderr]      |
[INFO] [stderr] 1655 |             optional(try(token(';').skip(skip_tokens()))),
[INFO] [stderr]      |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1699:22
[INFO] [stderr]      |
[INFO] [stderr] 1699 |             optional(try(
[INFO] [stderr]      |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1799:13
[INFO] [stderr]      |
[INFO] [stderr] 1799 |             try(getter_method_definition(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1800:13
[INFO] [stderr]      |
[INFO] [stderr] 1800 |             try(setter_method_definition(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1801:13
[INFO] [stderr]      |
[INFO] [stderr] 1801 |             try(generator_method_definition()),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1802:13
[INFO] [stderr]      |
[INFO] [stderr] 1802 |             try(async_generator_method_definition()),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1803:13
[INFO] [stderr]      |
[INFO] [stderr] 1803 |             try(async_method_definition()),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 90 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | / /// This parser will consume all following whitespace tokens, including line terminators.
[INFO] [stderr] 34 | | /// [Reference](https://www.ecma-international.org/ecma-262/9.0/index.html#sec-white-space)
[INFO] [stderr]    | |_------------------------------------------------------------------------------------------^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | / /// This parser will consume a single line terminator sequence token. This parser is only needed for the
[INFO] [stderr] 44 | | /// line_comment parser as it will consume up to a single line terminator token.
[INFO] [stderr] 45 | | /// [Reference](https://www.ecma-international.org/ecma-262/9.0/index.html#sec-line-terminators)
[INFO] [stderr]    | |_-----------------------------------------------------------------------------------------------^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | / /// This parses a multiline comment, starting with /* and ending with */.
[INFO] [stderr] 70 | | /// It will consume the input and return ().
[INFO] [stderr]    | |_-------------------------------------------^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | /// This parses
[INFO] [stderr]    | ^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/parser.rs:225:9
[INFO] [stderr]     |
[INFO] [stderr] 225 |         { ["enum"].iter().cloned().collect() };
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:10:52
[INFO] [stderr]    |
[INFO] [stderr] 10 | use combine::parser::combinator::{not_followed_by, try};
[INFO] [stderr]    |                                                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |             try(newline()),
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             try(crlf()),
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             try(char('\r')),
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |             try(char('\u{2028}')),
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |             try(char('\u{2029}'))
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         try(block_comment()).or(line_comment())
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:75:35
[INFO] [stderr]    |
[INFO] [stderr] 75 |         (string("/*"), skip_until(try(string("*/"))), string("*/")).map(|_| ())
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]   --> src/parser.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |         (ws(), optional(try(comment())), ws()).map(|_| ())
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:118:9
[INFO] [stderr]     |
[INFO] [stderr] 118 |         try(unicode_escape_sequence().map(|x| x.0).then(|c| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |         try(unicode_escape_sequence().map(|x| x.0).then(|c| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:256:13
[INFO] [stderr]     |
[INFO] [stderr] 256 |             try(string("true")).map(|_| true),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:268:13
[INFO] [stderr]     |
[INFO] [stderr] 268 |             try(binary_integer_literal()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:269:13
[INFO] [stderr]     |
[INFO] [stderr] 269 |             try(octal_integer_literal()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:270:13
[INFO] [stderr]     |
[INFO] [stderr] 270 |             try(hex_integer_literal()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:373:10
[INFO] [stderr]     |
[INFO] [stderr] 373 |         (try(double_quote_string()).or(single_quote_string())).map(StringLiteral)
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |             try(line_continuation()).map(|_| None),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:396:13
[INFO] [stderr]     |
[INFO] [stderr] 396 |             try(escape_sequence()).map(|x| x.0).map(Some),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:420:13
[INFO] [stderr]     |
[INFO] [stderr] 420 |             try(line_continuation()).map(|_| None),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:421:13
[INFO] [stderr]     |
[INFO] [stderr] 421 |             try(escape_sequence()).map(|x| x.0).map(Some),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:435:13
[INFO] [stderr]     |
[INFO] [stderr] 435 |             try(single_escape_character()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:436:13
[INFO] [stderr]     |
[INFO] [stderr] 436 |             try(non_escape_character()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:437:13
[INFO] [stderr]     |
[INFO] [stderr] 437 |             try(legacy_octal_escape_sequence()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:438:13
[INFO] [stderr]     |
[INFO] [stderr] 438 |             try(hex_escape_sequence()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:439:13
[INFO] [stderr]     |
[INFO] [stderr] 439 |             try(unicode_escape_sequence()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:473:21
[INFO] [stderr]     |
[INFO] [stderr] 473 |                     try(legacy_octal_escape_sequence_single_digit()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:474:21
[INFO] [stderr]     |
[INFO] [stderr] 474 |                     try(legacy_octal_escape_sequence_two_digits_zero_to_three()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:475:21
[INFO] [stderr]     |
[INFO] [stderr] 475 |                     try(legacy_octal_escape_sequence_two_digits_four_to_seven()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:476:21
[INFO] [stderr]     |
[INFO] [stderr] 476 |                     try(legacy_octal_escape_sequence_three_digits()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:671:9
[INFO] [stderr]     |
[INFO] [stderr] 671 |         try(regex_backslash_sequence())
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:672:17
[INFO] [stderr]     |
[INFO] [stderr] 672 |             .or(try(regex_class()))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:681:9
[INFO] [stderr]     |
[INFO] [stderr] 681 |         try(regex_backslash_sequence())
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:682:17
[INFO] [stderr]     |
[INFO] [stderr] 682 |             .or(try(regex_class()))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:710:17
[INFO] [stderr]     |
[INFO] [stderr] 710 |                 try(regex_backslash_sequence()).or(none_of("]\\".chars()).map(|c: char| c.to_string())),
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:731:17
[INFO] [stderr]     |
[INFO] [stderr] 731 |                 try(no_substition_template()).map(|quasi| (vec![quasi], Vec::new())),
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:732:17
[INFO] [stderr]     |
[INFO] [stderr] 732 |                 try(substitution_template(*_yield, *_await)),
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:823:31
[INFO] [stderr]     |
[INFO] [stderr] 823 |             many::<Vec<_>, _>(try((template_middle(), assignment_expression(*_yield, *_await)))),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:844:13
[INFO] [stderr]     |
[INFO] [stderr] 844 |             try(token('$').skip(not_followed_by(token('{')))).map(|x: char| (x, x.to_string())),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:845:13
[INFO] [stderr]     |
[INFO] [stderr] 845 |             try(escape_sequence()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:846:13
[INFO] [stderr]     |
[INFO] [stderr] 846 |             try(one_of("\r\n\u{2028}\u{2029}".chars())).map(|x: char| (x, x.to_string())),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:911:13
[INFO] [stderr]     |
[INFO] [stderr] 911 |             try(this()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:912:13
[INFO] [stderr]     |
[INFO] [stderr] 912 |             try(identifier_expression()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:913:13
[INFO] [stderr]     |
[INFO] [stderr] 913 |             try(literal()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:914:13
[INFO] [stderr]     |
[INFO] [stderr] 914 |             try(array_literal(*_yield, *_await)),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:915:13
[INFO] [stderr]     |
[INFO] [stderr] 915 |             try(object_literal(*_yield, *_await)),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:916:13
[INFO] [stderr]     |
[INFO] [stderr] 916 |             try(regex_literal_expression()),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:917:13
[INFO] [stderr]     |
[INFO] [stderr] 917 |             try(template_literal(*_yield, *_await)),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:918:13
[INFO] [stderr]     |
[INFO] [stderr] 918 |             try(jsx_element(*_yield, *_await)),
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:951:21
[INFO] [stderr]     |
[INFO] [stderr] 951 |                     try(null_literal()).map(Literal::NullLiteral),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:952:21
[INFO] [stderr]     |
[INFO] [stderr] 952 |                     try(boolean_literal()).map(Literal::BooleanLiteral),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:953:21
[INFO] [stderr]     |
[INFO] [stderr] 953 |                     try(numeric_literal()).map(Literal::NumericLiteral),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:954:21
[INFO] [stderr]     |
[INFO] [stderr] 954 |                     try(string_literal()).map(Literal::StringLiteral),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:975:22
[INFO] [stderr]     |
[INFO] [stderr] 975 |             optional(try(elision())),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]    --> src/parser.rs:977:22
[INFO] [stderr]     |
[INFO] [stderr] 977 |             optional(try(elision())),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1014:22
[INFO] [stderr]      |
[INFO] [stderr] 1014 |             optional(try(elision()))
[INFO] [stderr]      |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1016:21
[INFO] [stderr]      |
[INFO] [stderr] 1016 |                     try(assignment_expression(*_yield, *_await))
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1018:21
[INFO] [stderr]      |
[INFO] [stderr] 1018 |                     try(spread_element(*_yield, *_await)),
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1067:13
[INFO] [stderr]      |
[INFO] [stderr] 1067 |             try(property_initializer(*_yield, *_await)).map(ObjectExpressionProperty::Property),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1068:13
[INFO] [stderr]      |
[INFO] [stderr] 1068 |             try(method_definition(*_yield, *_await)).map(ObjectExpressionProperty::Property),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1069:13
[INFO] [stderr]      |
[INFO] [stderr] 1069 |             try(shorthand_property()).map(ObjectExpressionProperty::Property),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1126:13
[INFO] [stderr]      |
[INFO] [stderr] 1126 |             try(literal_property_name()).map(|e| (e, false)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1127:13
[INFO] [stderr]      |
[INFO] [stderr] 1127 |             try(computed_property_name(*_yield, *_await)).map(|e| (e, true)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1196:13
[INFO] [stderr]      |
[INFO] [stderr] 1196 |             try(assignment_expression_inner_equal(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1197:13
[INFO] [stderr]      |
[INFO] [stderr] 1197 |             try(assignment_expression_inner_operators(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1198:13
[INFO] [stderr]      |
[INFO] [stderr] 1198 |             try(conditional_expression(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1199:13
[INFO] [stderr]      |
[INFO] [stderr] 1199 |             try(
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1220:13
[INFO] [stderr]      |
[INFO] [stderr] 1220 |             try(primary_expression(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1221:13
[INFO] [stderr]      |
[INFO] [stderr] 1221 |             try(conditional_expression_inner(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1262:22
[INFO] [stderr]      |
[INFO] [stderr] 1262 |             optional(try(assignment_expression(true, *_await).skip(skip_tokens()))),
[INFO] [stderr]      |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1349:17
[INFO] [stderr]      |
[INFO] [stderr] 1349 |         choice((try(jsx_self_closing_element(*_yield, *_await)), jsx_matched_element(*_yield, *_await)))
[INFO] [stderr]      |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1358:13
[INFO] [stderr]      |
[INFO] [stderr] 1358 |             try(jsx_namespaced_name()),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1427:17
[INFO] [stderr]      |
[INFO] [stderr] 1427 |         choice((try(jsx_spread_attribute(*_yield, *_await)), try(jsx_attribute_key_value(*_yield, *_await))))
[INFO] [stderr]      |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1427:62
[INFO] [stderr]      |
[INFO] [stderr] 1427 |         choice((try(jsx_spread_attribute(*_yield, *_await)), try(jsx_attribute_key_value(*_yield, *_await))))
[INFO] [stderr]      |                                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1455:22
[INFO] [stderr]      |
[INFO] [stderr] 1455 |             optional(try(jsx_attribute_initializer(*_yield, *_await))),
[INFO] [stderr]      |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1488:13
[INFO] [stderr]      |
[INFO] [stderr] 1488 |             try(jsx_attribute_value_string()),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1489:13
[INFO] [stderr]      |
[INFO] [stderr] 1489 |             try(jsx_attribute_value_expression(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1490:13
[INFO] [stderr]      |
[INFO] [stderr] 1490 |             try(jsx_element(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1606:18
[INFO] [stderr]      |
[INFO] [stderr] 1606 |         optional(try((
[INFO] [stderr]      |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1655:22
[INFO] [stderr]      |
[INFO] [stderr] 1655 |             optional(try(token(';').skip(skip_tokens()))),
[INFO] [stderr]      |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1699:22
[INFO] [stderr]      |
[INFO] [stderr] 1699 |             optional(try(
[INFO] [stderr]      |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1799:13
[INFO] [stderr]      |
[INFO] [stderr] 1799 |             try(getter_method_definition(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1800:13
[INFO] [stderr]      |
[INFO] [stderr] 1800 |             try(setter_method_definition(*_yield, *_await)),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1801:13
[INFO] [stderr]      |
[INFO] [stderr] 1801 |             try(generator_method_definition()),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1802:13
[INFO] [stderr]      |
[INFO] [stderr] 1802 |             try(async_generator_method_definition()),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `combine::try`: try is a reserved keyword in Rust 2018. Use attempt instead.
[INFO] [stderr]     --> src/parser.rs:1803:13
[INFO] [stderr]      |
[INFO] [stderr] 1803 |             try(async_method_definition()),
[INFO] [stderr]      |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 90 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ecmascript-c60e4fc12acb2ca2)
[INFO] [stdout] 
[INFO] [stdout] running 69 tests
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0009 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0006 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0000 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_array_0002 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0002 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0008 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_array_0004 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_array_0007 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0001 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_array_0005 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0013 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0012 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_array_0001 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0010 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0017 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0007 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_array_0003 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0016 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0015 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0011 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0018 ... ok
[INFO] [stdout] test parser_unit_test::test_identifier_start_valid ... ok
[INFO] [stdout] test parser_unit_test::test_identifier_start_invalid_escape_sequence ... ok
[INFO] [stdout] test parser_unit_test::test_number_literal_binary ... ok
[INFO] [stdout] test parser_unit_test::test_number_literal_hex ... ok
[INFO] [stdout] test parser_unit_test::test_number_literal_decimal ... ok
[INFO] [stdout] test parser_unit_test::test_identifier_reserved_word ... ok
[INFO] [stdout] test parser_unit_test::test_number_literal_octal ... ok
[INFO] [stdout] test parser_unit_test::test_boolean_literal ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_0003 ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_array_0006 ... ok
[INFO] [stdout] test parser_unit_test::test_identifier_continue_valid ... ok
[INFO] [stdout] test parser_unit_test::test_block_comment ... ok
[INFO] [stdout] test parser_unit_test::test_object_literal_method_definition ... ok
[INFO] [stdout] test parser_unit_test::test_object_literal_method_definition_generator ... ok
[INFO] [stdout] test parser_unit_test::test_object_literal_method_definition_async ... ok
[INFO] [stdout] test parser_unit_test::test_object_literal_method_definition_getter ... ok
[INFO] [stdout] test parser_unit_test::test_null_literal ... ok
[INFO] [stdout] test parser_unit_test::test_object_literal_method_definition_async_generator ... ok
[INFO] [stdout] test parser_unit_test::test_primary_expression_identifier_reference ... ok
[INFO] [stdout] test parser_unit_test::test_primary_expression_jsx_opening_closing_match ... ok
[INFO] [stdout] test parser_unit_test::test_primary_expression_jsx_self_closing ... ok
[INFO] [stdout] test parser_unit_test::test_primary_expression_object_literal_empty ... ok
[INFO] [stdout] test parser_unit_test::test_primary_expression_object_literal_multiple_properties_ending_semicolon ... ok
[INFO] [stdout] test parser_unit_test::test_primary_expression_this ... ok
[INFO] [stdout] test parser_unit_test::test_primary_expression_object_literal_multiple_properties ... ok
[INFO] [stdout] test parser_unit_test::test_object_literal_method_definition_setter ... ok
[INFO] [stdout] test parser_unit_test::test_regex_literal_character_class_backslash ... ok
[INFO] [stdout] test parser_unit_test::test_regex_literal_continue_backslash ... ok
[INFO] [stdout] test parser_unit_test::test_regex_literal_continue_character_class ... ok
[INFO] [stdout] test parser_unit_test::test_regex_literal_flags ... ok
[INFO] [stdout] test parser_unit_test::test_regex_literal_start_character_class ... ok
[INFO] [stdout] test parser_unit_test::test_regex_literal_empty ... ok
[INFO] [stdout] test parser_unit_test::test_regex_literal_start_backslash ... ok
[INFO] [stdout] test parser_unit_test::test_primary_expression_object_literal_initializer ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_array_0000 ... ok
[INFO] [stdout] test parser_unit_test::test_template_element_empty ... ok
[INFO] [stdout] test parser_unit_test::test_template_element_no_expressions ... ok
[INFO] [stdout] test parser_unit_test::test_template_element_template_single_expression ... ok
[INFO] [stdout] test parser_unit_test::test_object_literal_initializer_computed ... ok
[INFO] [stdout] test parser_unit_test::test_primary_expression_literal ... ok
[INFO] [stdout] test parser_unit_test::test_template_element_template_character ... ok
[INFO] [stdout] test parser_unit_test::test_object_literal_initializer_string_literal ... ok
[INFO] [stdout] test parser_unit_test::test_object_literal_initializer_numeric_literal ... ok
[INFO] [stdout] test parser_unit_test::test_primary_expression_object_literal_shorthand ... ok
[INFO] [stdout] test parser_unit_test::test_regex_literal_start_invalid ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_invalid_escaped_hex ... ok
[INFO] [stdout] test parser_fixture_tests::test_expression_primary_literal_string_invalid_hex ... ok
[INFO] [stdout] test parser_unit_test::test_template_element_template_multiple_expressions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 69 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/es-d3709e599c46ecf0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ecmascript
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/parser.rs:225:9
[INFO] [stderr]     |
[INFO] [stderr] 225 |         { ["enum"].iter().cloned().collect() };
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/macros.rs - build_ast (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0448f5734aaa09cb1dd5563fa4d12ea7f22c8039f7a4d9dfde68eadfb15ec545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0448f5734aaa09cb1dd5563fa4d12ea7f22c8039f7a4d9dfde68eadfb15ec545", kill_on_drop: false }`
[INFO] [stdout] 0448f5734aaa09cb1dd5563fa4d12ea7f22c8039f7a4d9dfde68eadfb15ec545
