[INFO] fetching crate dotproperties 0.1.0...
[INFO] checking dotproperties-0.1.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate dotproperties 0.1.0 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate dotproperties 0.1.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dotproperties 0.1.0
[INFO] finished tweaking crates.io crate dotproperties 0.1.0
[INFO] tweaked toml for crates.io crate dotproperties 0.1.0 written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73faffa79a69783f85d0dce47ae265a449599aae0b6ca1860205fc4b7e2c2798
[INFO] running `Command { std: "docker" "start" "-a" "73faffa79a69783f85d0dce47ae265a449599aae0b6ca1860205fc4b7e2c2798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73faffa79a69783f85d0dce47ae265a449599aae0b6ca1860205fc4b7e2c2798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73faffa79a69783f85d0dce47ae265a449599aae0b6ca1860205fc4b7e2c2798", kill_on_drop: false }`
[INFO] [stdout] 73faffa79a69783f85d0dce47ae265a449599aae0b6ca1860205fc4b7e2c2798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84b68a87cf4240d8c2ed567cd1f85a352226a472b8985eba1e54e0ad332bf0aa
[INFO] running `Command { std: "docker" "start" "-a" "84b68a87cf4240d8c2ed567cd1f85a352226a472b8985eba1e54e0ad332bf0aa", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking dotproperties v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parsers/mod.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | / /// A logical line is an antislash followed by an eol. The space characters
[INFO] [stdout] 37 | | /// that follow are ignored. This parser consumes the logical line and produces
[INFO] [stdout] 38 | | /// nothing.
[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/parsers/mod.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | /// Consume multiple logical lines and produce nothing.
[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/parsers/mod.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | / /// Match a simple (non unicode) escape sequence \x, and produces its
[INFO] [stdout] 71 | | /// corresponding character.
[INFO] [stdout] 72 | | /// We take care to not match \u (an unicode escape) and \ followed by an eol
[INFO] [stdout] 73 | | /// (a logical line split).
[INFO] [stdout] 74 | | ///
[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/parsers/mod.rs:83:1
[INFO] [stdout]    |
[INFO] [stdout] 83 | /// Match all characters that don't need to be escaped in a key.
[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/parsers/mod.rs:88:1
[INFO] [stdout]    |
[INFO] [stdout] 88 | /// Match all characters that don't need to be escaped in a value.
[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/parsers/mod.rs:93:1
[INFO] [stdout]    |
[INFO] [stdout] 93 | / /// Match a real character in a key: a unicode esacpe, a simple escape, or
[INFO] [stdout] 94 | | /// a simple character.
[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/parsers/mod.rs:99:1
[INFO] [stdout]     |
[INFO] [stdout] 99  | / /// Match a real character in a value: a unicode esacpe, a simple escape, or
[INFO] [stdout] 100 | | /// a simple character.
[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/parsers/mod.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | / /// Match a whole key. takes care of ignoring the logical lines that can
[INFO] [stdout] 106 | | /// appear between any real character.
[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/parsers/mod.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | / /// A logical line is an antislash followed by an eol. The space characters
[INFO] [stdout] 37 | | /// that follow are ignored. This parser consumes the logical line and produces
[INFO] [stdout] 38 | | /// nothing.
[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/parsers/mod.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | /// Consume multiple logical lines and produce nothing.
[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/parsers/mod.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | / /// Match a simple (non unicode) escape sequence \x, and produces its
[INFO] [stdout] 71 | | /// corresponding character.
[INFO] [stdout] 72 | | /// We take care to not match \u (an unicode escape) and \ followed by an eol
[INFO] [stdout] 73 | | /// (a logical line split).
[INFO] [stdout] 74 | | ///
[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/parsers/mod.rs:83:1
[INFO] [stdout]    |
[INFO] [stdout] 83 | /// Match all characters that don't need to be escaped in a key.
[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/parsers/mod.rs:88:1
[INFO] [stdout]    |
[INFO] [stdout] 88 | /// Match all characters that don't need to be escaped in a value.
[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/parsers/mod.rs:93:1
[INFO] [stdout]    |
[INFO] [stdout] 93 | / /// Match a real character in a key: a unicode esacpe, a simple escape, or
[INFO] [stdout] 94 | | /// a simple character.
[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/parsers/mod.rs:99:1
[INFO] [stdout]     |
[INFO] [stdout] 99  | / /// Match a real character in a value: a unicode esacpe, a simple escape, or
[INFO] [stdout] 100 | | /// a simple character.
[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/parsers/mod.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | / /// Match a whole key. takes care of ignoring the logical lines that can
[INFO] [stdout] 106 | | /// appear between any real character.
[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/parsers/mod.rs:114:1
[INFO] [stdout]     |
[INFO] [stdout] 114 | / /// Match a whole value. takes care of ignoring the logical lines that can
[INFO] [stdout] 115 | | /// appear between any real character.
[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/parsers/mod.rs:123:1
[INFO] [stdout]     |
[INFO] [stdout] 123 | /// Consume interspersed whitespaces and logical line separators
[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/parsers/mod.rs:131:1
[INFO] [stdout]     |
[INFO] [stdout] 131 | / /// Match a full key/value line. Take care of allowing logical line separators
[INFO] [stdout] 132 | | /// anywhere. Also, the line can end with either an eol or an eof.
[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/parsers/mod.rs:114:1
[INFO] [stdout]     |
[INFO] [stdout] 114 | / /// Match a whole value. takes care of ignoring the logical lines that can
[INFO] [stdout] 115 | | /// appear between any real character.
[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/parsers/mod.rs:123:1
[INFO] [stdout]     |
[INFO] [stdout] 123 | /// Consume interspersed whitespaces and logical line separators
[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/parsers/mod.rs:131:1
[INFO] [stdout]     |
[INFO] [stdout] 131 | / /// Match a full key/value line. Take care of allowing logical line separators
[INFO] [stdout] 132 | | /// anywhere. Also, the line can end with either an eol or an eof.
[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/parsers/mod.rs:146:1
[INFO] [stdout]     |
[INFO] [stdout] 146 | /// Match a blank line (only whitespaces)
[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/parsers/mod.rs:161:1
[INFO] [stdout]     |
[INFO] [stdout] 161 | /// Match a line of comment
[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/parsers/mod.rs:172:1
[INFO] [stdout]     |
[INFO] [stdout] 172 | / /// An intermediary parser, that matches one of the three lines types.
[INFO] [stdout] 173 | | /// `comment_line` and `blank_line` return (), whereas `key_value_line` returns
[INFO] [stdout] 174 | | /// a pair of Strings. To use these 3 parsers in the same `alt!`, they must
[INFO] [stdout] 175 | | /// return the same type. We use `value!` and `opt!` to do so.
[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/parsers/mod.rs:146:1
[INFO] [stdout]     |
[INFO] [stdout] 146 | /// Match a blank line (only whitespaces)
[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/parsers/mod.rs:161:1
[INFO] [stdout]     |
[INFO] [stdout] 161 | /// Match a line of comment
[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/parsers/mod.rs:172:1
[INFO] [stdout]     |
[INFO] [stdout] 172 | / /// An intermediary parser, that matches one of the three lines types.
[INFO] [stdout] 173 | | /// `comment_line` and `blank_line` return (), whereas `key_value_line` returns
[INFO] [stdout] 174 | | /// a pair of Strings. To use these 3 parsers in the same `alt!`, they must
[INFO] [stdout] 175 | | /// return the same type. We use `value!` and `opt!` to do so.
[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/parsers/mod.rs:186:1
[INFO] [stdout]     |
[INFO] [stdout] 186 | / /// Match the full file format, and return the list of key value pairs
[INFO] [stdout] 187 | | /// extracted.
[INFO] [stdout] 188 | | /// Internally, it takes the result of `full_parser_opt` and it removes the
[INFO] [stdout] 189 | | /// None values
[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/parsers/utf16.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | / /// An escaped code for a UTF-16 code unit.
[INFO] [stdout] 24 | | /// example: \u1a5c
[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/parsers/utf16.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | /// A parser that reads an escaped code that belongs in a specific UTF-16 category
[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/parsers/mod.rs:186:1
[INFO] [stdout]     |
[INFO] [stdout] 186 | / /// Match the full file format, and return the list of key value pairs
[INFO] [stdout] 187 | | /// extracted.
[INFO] [stdout] 188 | | /// Internally, it takes the result of `full_parser_opt` and it removes the
[INFO] [stdout] 189 | | /// None values
[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/parsers/utf16.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | / /// An escaped code for a UTF-16 code unit.
[INFO] [stdout] 24 | | /// example: \u1a5c
[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/parsers/utf16.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | /// A parser that reads two escaped codes that form a Surrogate Pair
[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/parsers/utf16.rs:77:1
[INFO] [stdout]    |
[INFO] [stdout] 77 | /// A parser that reads an escaped code that belongs to the BMP.
[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/parsers/utf16.rs:85:1
[INFO] [stdout]    |
[INFO] [stdout] 85 | / /// A parser that reads a sequence of one or two escaped codes, depending on
[INFO] [stdout] 86 | | /// the category they belong to.
[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/parsers/utf16.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | /// A parser that reads an escaped code that belongs in a specific UTF-16 category
[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/parsers/utf16.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | /// A parser that reads two escaped codes that form a Surrogate Pair
[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/parsers/utf16.rs:77:1
[INFO] [stdout]    |
[INFO] [stdout] 77 | /// A parser that reads an escaped code that belongs to the BMP.
[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/parsers/utf16.rs:85:1
[INFO] [stdout]    |
[INFO] [stdout] 85 | / /// A parser that reads a sequence of one or two escaped codes, depending on
[INFO] [stdout] 86 | | /// the category they belong to.
[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: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.42s
[INFO] running `Command { std: "docker" "inspect" "84b68a87cf4240d8c2ed567cd1f85a352226a472b8985eba1e54e0ad332bf0aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b68a87cf4240d8c2ed567cd1f85a352226a472b8985eba1e54e0ad332bf0aa", kill_on_drop: false }`
[INFO] [stdout] 84b68a87cf4240d8c2ed567cd1f85a352226a472b8985eba1e54e0ad332bf0aa