[INFO] fetching crate treebender 0.1.1...
[INFO] building treebender-0.1.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate treebender 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate treebender 0.1.1
[INFO] finished tweaking crates.io crate treebender 0.1.1
[INFO] tweaked toml for crates.io crate treebender 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate treebender 0.1.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate treebender 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aho-corasick v0.7.10
[INFO] [stderr]   Downloaded regex-syntax v0.6.17
[INFO] [stderr]   Downloaded regex v1.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7bb01a2087afc92abfd35f3e754c1440d72a2135231041a81c433e08ec8f257
[INFO] running `Command { std: "docker" "start" "-a" "f7bb01a2087afc92abfd35f3e754c1440d72a2135231041a81c433e08ec8f257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7bb01a2087afc92abfd35f3e754c1440d72a2135231041a81c433e08ec8f257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7bb01a2087afc92abfd35f3e754c1440d72a2135231041a81c433e08ec8f257", kill_on_drop: false }`
[INFO] [stdout] f7bb01a2087afc92abfd35f3e754c1440d72a2135231041a81c433e08ec8f257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18d9ccf760cb75c86f3351970ad19042b4e05feb91c1bc00add371226f569322
[INFO] running `Command { std: "docker" "start" "-a" "18d9ccf760cb75c86f3351970ad19042b4e05feb91c1bc00add371226f569322", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling treebender v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/featurestructure.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |   fn borrow(&self) -> Ref<Node> {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 190 |   fn borrow(&self) -> Ref<'_, Node> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/featurestructure.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |   fn borrow_mut(&self) -> RefMut<Node> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 194 |   fn borrow_mut(&self) -> RefMut<'_, Node> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parse_grammar.rs:66:30
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn optional_char(c: char, s: &str) -> Infallible<Option<char>> {
[INFO] [stdout]    |                              ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn optional_char(c: char, s: &str) -> Infallible<'_, Option<char>> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parse_grammar.rs:82:28
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn needed_char(c: char, s: &str) -> ParseResult<char> {
[INFO] [stdout]    |                            ^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn needed_char(c: char, s: &str) -> ParseResult<'_, char> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:103:18
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn parse_name(s: &str) -> ParseResult<&str> {
[INFO] [stdout]     |                  ^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                  |        |           |
[INFO] [stdout]     |                  |        |           the same lifetime is elided here
[INFO] [stdout]     |                  |        the same lifetime is hidden here
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn parse_name(s: &str) -> ParseResult<'_, &str> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:109:20
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn parse_dotted(s: &str) -> ParseResult<&str> {
[INFO] [stdout]     |                    ^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |        |           |
[INFO] [stdout]     |                    |        |           the same lifetime is elided here
[INFO] [stdout]     |                    |        the same lifetime is hidden here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn parse_dotted(s: &str) -> ParseResult<'_, &str> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn parse_tag(s: &str) -> ParseResult<Option<String>> {
[INFO] [stdout]     |                 ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn parse_tag(s: &str) -> ParseResult<'_, Option<String>> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:127:27
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn parse_feature_value(s: &str) -> ParseResult<(Option<String>, NodeRef)> {
[INFO] [stdout]     |                           ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn parse_feature_value(s: &str) -> ParseResult<'_, (Option<String>, NodeRef)> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn parse_feature(s: &str) -> ParseResult<Feature> {
[INFO] [stdout]     |                     ^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn parse_feature(s: &str) -> ParseResult<'_, Feature> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:165:30
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn parse_featurestructure(s: &str) -> ParseResult<Vec<Feature>> {
[INFO] [stdout]     |                              ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn parse_featurestructure(s: &str) -> ParseResult<'_, Vec<Feature>> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:179:24
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn parse_production(s: &str) -> ParseResult<(Production, Vec<Feature>)> {
[INFO] [stdout]     |                        ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn parse_production(s: &str) -> ParseResult<'_, (Production, Vec<Feature>)> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:210:25
[INFO] [stdout]     |
[INFO] [stdout] 210 | fn parse_nonterminal(s: &str) -> ParseResult<(String, Vec<Feature>)> {
[INFO] [stdout]     |                         ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 210 | fn parse_nonterminal(s: &str) -> ParseResult<'_, (String, Vec<Feature>)> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:220:18
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn parse_rule(s: &str) -> ParseResult<Rule> {
[INFO] [stdout]     |                  ^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn parse_rule(s: &str) -> ParseResult<'_, Rule> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:288:19
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn parse_rules(s: &str) -> ParseResult<Vec<Rule>> {
[INFO] [stdout]     |                   ^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn parse_rules(s: &str) -> ParseResult<'_, Vec<Rule>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.21s
[INFO] running `Command { std: "docker" "inspect" "18d9ccf760cb75c86f3351970ad19042b4e05feb91c1bc00add371226f569322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d9ccf760cb75c86f3351970ad19042b4e05feb91c1bc00add371226f569322", kill_on_drop: false }`
[INFO] [stdout] 18d9ccf760cb75c86f3351970ad19042b4e05feb91c1bc00add371226f569322
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4f944b1999e9714d37ff90c62a1e35b81cc42f81e4471b6d1a4ac33edf67649
[INFO] running `Command { std: "docker" "start" "-a" "a4f944b1999e9714d37ff90c62a1e35b81cc42f81e4471b6d1a4ac33edf67649", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/featurestructure.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |   fn borrow(&self) -> Ref<Node> {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 190 |   fn borrow(&self) -> Ref<'_, Node> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/featurestructure.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |   fn borrow_mut(&self) -> RefMut<Node> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 194 |   fn borrow_mut(&self) -> RefMut<'_, Node> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parse_grammar.rs:66:30
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn optional_char(c: char, s: &str) -> Infallible<Option<char>> {
[INFO] [stdout]    |                              ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn optional_char(c: char, s: &str) -> Infallible<'_, Option<char>> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parse_grammar.rs:82:28
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn needed_char(c: char, s: &str) -> ParseResult<char> {
[INFO] [stdout]    |                            ^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn needed_char(c: char, s: &str) -> ParseResult<'_, char> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:103:18
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn parse_name(s: &str) -> ParseResult<&str> {
[INFO] [stdout]     |                  ^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                  |        |           |
[INFO] [stdout]     |                  |        |           the same lifetime is elided here
[INFO] [stdout]     |                  |        the same lifetime is hidden here
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn parse_name(s: &str) -> ParseResult<'_, &str> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:109:20
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn parse_dotted(s: &str) -> ParseResult<&str> {
[INFO] [stdout]     |                    ^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |        |           |
[INFO] [stdout]     |                    |        |           the same lifetime is elided here
[INFO] [stdout]     |                    |        the same lifetime is hidden here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn parse_dotted(s: &str) -> ParseResult<'_, &str> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn parse_tag(s: &str) -> ParseResult<Option<String>> {
[INFO] [stdout]     |                 ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn parse_tag(s: &str) -> ParseResult<'_, Option<String>> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:127:27
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn parse_feature_value(s: &str) -> ParseResult<(Option<String>, NodeRef)> {
[INFO] [stdout]     |                           ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn parse_feature_value(s: &str) -> ParseResult<'_, (Option<String>, NodeRef)> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling treebender v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn parse_feature(s: &str) -> ParseResult<Feature> {
[INFO] [stdout]     |                     ^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn parse_feature(s: &str) -> ParseResult<'_, Feature> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:165:30
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn parse_featurestructure(s: &str) -> ParseResult<Vec<Feature>> {
[INFO] [stdout]     |                              ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn parse_featurestructure(s: &str) -> ParseResult<'_, Vec<Feature>> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:179:24
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn parse_production(s: &str) -> ParseResult<(Production, Vec<Feature>)> {
[INFO] [stdout]     |                        ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn parse_production(s: &str) -> ParseResult<'_, (Production, Vec<Feature>)> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:210:25
[INFO] [stdout]     |
[INFO] [stdout] 210 | fn parse_nonterminal(s: &str) -> ParseResult<(String, Vec<Feature>)> {
[INFO] [stdout]     |                         ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 210 | fn parse_nonterminal(s: &str) -> ParseResult<'_, (String, Vec<Feature>)> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:220:18
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn parse_rule(s: &str) -> ParseResult<Rule> {
[INFO] [stdout]     |                  ^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn parse_rule(s: &str) -> ParseResult<'_, Rule> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:288:19
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn parse_rules(s: &str) -> ParseResult<Vec<Rule>> {
[INFO] [stdout]     |                   ^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn parse_rules(s: &str) -> ParseResult<'_, Vec<Rule>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/featurestructure.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |   fn borrow(&self) -> Ref<Node> {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 190 |   fn borrow(&self) -> Ref<'_, Node> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/featurestructure.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |   fn borrow_mut(&self) -> RefMut<Node> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 194 |   fn borrow_mut(&self) -> RefMut<'_, Node> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parse_grammar.rs:66:30
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn optional_char(c: char, s: &str) -> Infallible<Option<char>> {
[INFO] [stdout]    |                              ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn optional_char(c: char, s: &str) -> Infallible<'_, Option<char>> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parse_grammar.rs:82:28
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn needed_char(c: char, s: &str) -> ParseResult<char> {
[INFO] [stdout]    |                            ^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn needed_char(c: char, s: &str) -> ParseResult<'_, char> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:103:18
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn parse_name(s: &str) -> ParseResult<&str> {
[INFO] [stdout]     |                  ^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                  |        |           |
[INFO] [stdout]     |                  |        |           the same lifetime is elided here
[INFO] [stdout]     |                  |        the same lifetime is hidden here
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn parse_name(s: &str) -> ParseResult<'_, &str> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:109:20
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn parse_dotted(s: &str) -> ParseResult<&str> {
[INFO] [stdout]     |                    ^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |        |           |
[INFO] [stdout]     |                    |        |           the same lifetime is elided here
[INFO] [stdout]     |                    |        the same lifetime is hidden here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn parse_dotted(s: &str) -> ParseResult<'_, &str> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn parse_tag(s: &str) -> ParseResult<Option<String>> {
[INFO] [stdout]     |                 ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn parse_tag(s: &str) -> ParseResult<'_, Option<String>> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:127:27
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn parse_feature_value(s: &str) -> ParseResult<(Option<String>, NodeRef)> {
[INFO] [stdout]     |                           ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn parse_feature_value(s: &str) -> ParseResult<'_, (Option<String>, NodeRef)> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn parse_feature(s: &str) -> ParseResult<Feature> {
[INFO] [stdout]     |                     ^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 146 | fn parse_feature(s: &str) -> ParseResult<'_, Feature> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:165:30
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn parse_featurestructure(s: &str) -> ParseResult<Vec<Feature>> {
[INFO] [stdout]     |                              ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn parse_featurestructure(s: &str) -> ParseResult<'_, Vec<Feature>> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:179:24
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn parse_production(s: &str) -> ParseResult<(Production, Vec<Feature>)> {
[INFO] [stdout]     |                        ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn parse_production(s: &str) -> ParseResult<'_, (Production, Vec<Feature>)> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:210:25
[INFO] [stdout]     |
[INFO] [stdout] 210 | fn parse_nonterminal(s: &str) -> ParseResult<(String, Vec<Feature>)> {
[INFO] [stdout]     |                         ^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 210 | fn parse_nonterminal(s: &str) -> ParseResult<'_, (String, Vec<Feature>)> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:220:18
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn parse_rule(s: &str) -> ParseResult<Rule> {
[INFO] [stdout]     |                  ^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn parse_rule(s: &str) -> ParseResult<'_, Rule> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse_grammar.rs:288:19
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn parse_rules(s: &str) -> ParseResult<Vec<Rule>> {
[INFO] [stdout]     |                   ^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn parse_rules(s: &str) -> ParseResult<'_, Vec<Rule>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "a4f944b1999e9714d37ff90c62a1e35b81cc42f81e4471b6d1a4ac33edf67649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f944b1999e9714d37ff90c62a1e35b81cc42f81e4471b6d1a4ac33edf67649", kill_on_drop: false }`
[INFO] [stdout] a4f944b1999e9714d37ff90c62a1e35b81cc42f81e4471b6d1a4ac33edf67649
