[INFO] fetching crate twitter-text 0.2.0...
[INFO] testing twitter-text-0.2.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate twitter-text 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate twitter-text 0.2.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twitter-text 0.2.0
[INFO] finished tweaking crates.io crate twitter-text 0.2.0
[INFO] tweaked toml for crates.io crate twitter-text 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 199ffdbf0e90d6e6d6f9a19cb947bb5d3c4dce01f60cbb02d013a02b9c061b37
[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" "199ffdbf0e90d6e6d6f9a19cb947bb5d3c4dce01f60cbb02d013a02b9c061b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "199ffdbf0e90d6e6d6f9a19cb947bb5d3c4dce01f60cbb02d013a02b9c061b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "199ffdbf0e90d6e6d6f9a19cb947bb5d3c4dce01f60cbb02d013a02b9c061b37", kill_on_drop: false }`
[INFO] [stdout] 199ffdbf0e90d6e6d6f9a19cb947bb5d3c4dce01f60cbb02d013a02b9c061b37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 57c0812e134f3ff6374484441f6407f91986197876743b3829b065a4f9d037a3
[INFO] running `Command { std: "docker" "start" "-a" "57c0812e134f3ff6374484441f6407f91986197876743b3829b065a4f9d037a3", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.37
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling twitter_text_parser v0.2.0
[INFO] [stderr]    Compiling twitter_text_config v0.2.0
[INFO] [stderr]    Compiling twitter-text v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/hit_highlighter.rs:43:48
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn walk(&self, pairs: Pairs<Rule>, hits: &[(Hit)], builder: &mut HighlightBuilder) -> usize {
[INFO] [stdout]    |                                                ^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/hit_highlighter.rs:89:46
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn new(text: &str, tag: &str, hits: &Vec<(Hit)>) -> HighlightBuilder {
[INFO] [stdout]    |                                              ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stdout]   --> src/hit_highlighter.rs:51:60
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 Rule::start_tag => builder.append_tag(pair.into_span().as_str()),
[INFO] [stdout]    |                                                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stdout]   --> src/hit_highlighter.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 Rule::end_tag => builder.append_tag(pair.into_span().as_str()),
[INFO] [stdout]    |                                                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stdout]   --> src/hit_highlighter.rs:54:37
[INFO] [stdout]    |
[INFO] [stdout] 54 |                     let span = pair.into_span();
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `original_length`
[INFO] [stdout]    --> src/extractor.rs:325:14
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let (original_length, original_length_utf8) = calculate_length(s);
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `original_length_utf8`
[INFO] [stdout]    --> src/extractor.rs:325:31
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let (original_length, original_length_utf8) = calculate_length(s);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_length_utf8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/extractor.rs:415:30
[INFO] [stdout]     |
[INFO] [stdout] 415 |     fn mention_result(&self, s: &'a str, pair: Option<Pair<'a>>)
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pair`
[INFO] [stdout]    --> src/extractor.rs:415:42
[INFO] [stdout]     |
[INFO] [stdout] 415 |     fn mention_result(&self, s: &'a str, pair: Option<Pair<'a>>)
[INFO] [stdout]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_pair`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entity`
[INFO] [stdout]    --> src/autolinker.rs:109:28
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn link_to_text(&self, entity: &Entity, original_text: &str,
[INFO] [stdout]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/autolinker.rs:174:48
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn link_to_cashtag(&self, entity: &Entity, text: &str, buf: &mut String) {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/autolinker.rs:201:44
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn link_to_url(&self, entity: &Entity, text: &str, buf: &mut String) {
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "57c0812e134f3ff6374484441f6407f91986197876743b3829b065a4f9d037a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57c0812e134f3ff6374484441f6407f91986197876743b3829b065a4f9d037a3", kill_on_drop: false }`
[INFO] [stdout] 57c0812e134f3ff6374484441f6407f91986197876743b3829b065a4f9d037a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b5b17f78cde896999e64a29b8c9ed9c769cfc4bd32ecb0da0c25294c0fed104
[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" "6b5b17f78cde896999e64a29b8c9ed9c769cfc4bd32ecb0da0c25294c0fed104", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling twitter-text v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/hit_highlighter.rs:43:48
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn walk(&self, pairs: Pairs<Rule>, hits: &[(Hit)], builder: &mut HighlightBuilder) -> usize {
[INFO] [stdout]    |                                                ^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/hit_highlighter.rs:89:46
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn new(text: &str, tag: &str, hits: &Vec<(Hit)>) -> HighlightBuilder {
[INFO] [stdout]    |                                              ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stdout]   --> src/hit_highlighter.rs:51:60
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 Rule::start_tag => builder.append_tag(pair.into_span().as_str()),
[INFO] [stdout]    |                                                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stdout]   --> src/hit_highlighter.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 Rule::end_tag => builder.append_tag(pair.into_span().as_str()),
[INFO] [stdout]    |                                                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stdout]   --> src/hit_highlighter.rs:54:37
[INFO] [stdout]    |
[INFO] [stdout] 54 |                     let span = pair.into_span();
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `original_length`
[INFO] [stdout]    --> src/extractor.rs:325:14
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let (original_length, original_length_utf8) = calculate_length(s);
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `original_length_utf8`
[INFO] [stdout]    --> src/extractor.rs:325:31
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let (original_length, original_length_utf8) = calculate_length(s);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_length_utf8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/extractor.rs:415:30
[INFO] [stdout]     |
[INFO] [stdout] 415 |     fn mention_result(&self, s: &'a str, pair: Option<Pair<'a>>)
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pair`
[INFO] [stdout]    --> src/extractor.rs:415:42
[INFO] [stdout]     |
[INFO] [stdout] 415 |     fn mention_result(&self, s: &'a str, pair: Option<Pair<'a>>)
[INFO] [stdout]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_pair`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entity`
[INFO] [stdout]    --> src/autolinker.rs:109:28
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn link_to_text(&self, entity: &Entity, original_text: &str,
[INFO] [stdout]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/autolinker.rs:174:48
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn link_to_cashtag(&self, entity: &Entity, text: &str, buf: &mut String) {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/autolinker.rs:201:44
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn link_to_url(&self, entity: &Entity, text: &str, buf: &mut String) {
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/hit_highlighter.rs:43:48
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn walk(&self, pairs: Pairs<Rule>, hits: &[(Hit)], builder: &mut HighlightBuilder) -> usize {
[INFO] [stdout]    |                                                ^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/hit_highlighter.rs:89:46
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn new(text: &str, tag: &str, hits: &Vec<(Hit)>) -> HighlightBuilder {
[INFO] [stdout]    |                                              ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stdout]   --> src/hit_highlighter.rs:51:60
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 Rule::start_tag => builder.append_tag(pair.into_span().as_str()),
[INFO] [stdout]    |                                                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stdout]   --> src/hit_highlighter.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 Rule::end_tag => builder.append_tag(pair.into_span().as_str()),
[INFO] [stdout]    |                                                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stdout]   --> src/hit_highlighter.rs:54:37
[INFO] [stdout]    |
[INFO] [stdout] 54 |                     let span = pair.into_span();
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `original_length`
[INFO] [stdout]    --> src/extractor.rs:325:14
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let (original_length, original_length_utf8) = calculate_length(s);
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `original_length_utf8`
[INFO] [stdout]    --> src/extractor.rs:325:31
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let (original_length, original_length_utf8) = calculate_length(s);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_length_utf8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/extractor.rs:415:30
[INFO] [stdout]     |
[INFO] [stdout] 415 |     fn mention_result(&self, s: &'a str, pair: Option<Pair<'a>>)
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pair`
[INFO] [stdout]    --> src/extractor.rs:415:42
[INFO] [stdout]     |
[INFO] [stdout] 415 |     fn mention_result(&self, s: &'a str, pair: Option<Pair<'a>>)
[INFO] [stdout]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_pair`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entity`
[INFO] [stdout]    --> src/autolinker.rs:109:28
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn link_to_text(&self, entity: &Entity, original_text: &str,
[INFO] [stdout]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/autolinker.rs:174:48
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn link_to_cashtag(&self, entity: &Entity, text: &str, buf: &mut String) {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/autolinker.rs:201:44
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn link_to_url(&self, entity: &Entity, text: &str, buf: &mut String) {
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "6b5b17f78cde896999e64a29b8c9ed9c769cfc4bd32ecb0da0c25294c0fed104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b5b17f78cde896999e64a29b8c9ed9c769cfc4bd32ecb0da0c25294c0fed104", kill_on_drop: false }`
[INFO] [stdout] 6b5b17f78cde896999e64a29b8c9ed9c769cfc4bd32ecb0da0c25294c0fed104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 831d95880608ee8468f29824efba0d29c8ec978024b90ea719372ebcddb2cf45
[INFO] running `Command { std: "docker" "start" "-a" "831d95880608ee8468f29824efba0d29c8ec978024b90ea719372ebcddb2cf45", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/hit_highlighter.rs:43:48
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn walk(&self, pairs: Pairs<Rule>, hits: &[(Hit)], builder: &mut HighlightBuilder) -> usize {
[INFO] [stderr]    |                                                ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/hit_highlighter.rs:89:46
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn new(text: &str, tag: &str, hits: &Vec<(Hit)>) -> HighlightBuilder {
[INFO] [stderr]    |                                              ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stderr]   --> src/hit_highlighter.rs:51:60
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 Rule::start_tag => builder.append_tag(pair.into_span().as_str()),
[INFO] [stderr]    |                                                            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stderr]   --> src/hit_highlighter.rs:52:58
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 Rule::end_tag => builder.append_tag(pair.into_span().as_str()),
[INFO] [stderr]    |                                                          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stderr]   --> src/hit_highlighter.rs:54:37
[INFO] [stderr]    |
[INFO] [stderr] 54 |                     let span = pair.into_span();
[INFO] [stderr]    |                                     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `original_length`
[INFO] [stderr]    --> src/extractor.rs:325:14
[INFO] [stderr]     |
[INFO] [stderr] 325 |         let (original_length, original_length_utf8) = calculate_length(s);
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_length`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `original_length_utf8`
[INFO] [stderr]    --> src/extractor.rs:325:31
[INFO] [stderr]     |
[INFO] [stderr] 325 |         let (original_length, original_length_utf8) = calculate_length(s);
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_length_utf8`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/extractor.rs:415:30
[INFO] [stderr]     |
[INFO] [stderr] 415 |     fn mention_result(&self, s: &'a str, pair: Option<Pair<'a>>)
[INFO] [stderr]     |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pair`
[INFO] [stderr]    --> src/extractor.rs:415:42
[INFO] [stderr]     |
[INFO] [stderr] 415 |     fn mention_result(&self, s: &'a str, pair: Option<Pair<'a>>)
[INFO] [stderr]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_pair`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entity`
[INFO] [stderr]    --> src/autolinker.rs:109:28
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn link_to_text(&self, entity: &Entity, original_text: &str,
[INFO] [stderr]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]    --> src/autolinker.rs:174:48
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn link_to_cashtag(&self, entity: &Entity, text: &str, buf: &mut String) {
[INFO] [stderr]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]    --> src/autolinker.rs:201:44
[INFO] [stderr]     |
[INFO] [stderr] 201 |     fn link_to_url(&self, entity: &Entity, text: &str, buf: &mut String) {
[INFO] [stderr]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/hit_highlighter.rs:43:48
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn walk(&self, pairs: Pairs<Rule>, hits: &[(Hit)], builder: &mut HighlightBuilder) -> usize {
[INFO] [stderr]    |                                                ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/hit_highlighter.rs:89:46
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn new(text: &str, tag: &str, hits: &Vec<(Hit)>) -> HighlightBuilder {
[INFO] [stderr]    |                                              ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stderr]   --> src/hit_highlighter.rs:51:60
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 Rule::start_tag => builder.append_tag(pair.into_span().as_str()),
[INFO] [stderr]    |                                                            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stderr]   --> src/hit_highlighter.rs:52:58
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 Rule::end_tag => builder.append_tag(pair.into_span().as_str()),
[INFO] [stderr]    |                                                          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'pest::iterators::Pair::<'i, R>::into_span': Please use `as_span` instead
[INFO] [stderr]   --> src/hit_highlighter.rs:54:37
[INFO] [stderr]    |
[INFO] [stderr] 54 |                     let span = pair.into_span();
[INFO] [stderr]    |                                     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `original_length`
[INFO] [stderr]    --> src/extractor.rs:325:14
[INFO] [stderr]     |
[INFO] [stderr] 325 |         let (original_length, original_length_utf8) = calculate_length(s);
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_length`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `original_length_utf8`
[INFO] [stderr]    --> src/extractor.rs:325:31
[INFO] [stderr]     |
[INFO] [stderr] 325 |         let (original_length, original_length_utf8) = calculate_length(s);
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_length_utf8`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/extractor.rs:415:30
[INFO] [stderr]     |
[INFO] [stderr] 415 |     fn mention_result(&self, s: &'a str, pair: Option<Pair<'a>>)
[INFO] [stderr]     |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pair`
[INFO] [stderr]    --> src/extractor.rs:415:42
[INFO] [stderr]     |
[INFO] [stderr] 415 |     fn mention_result(&self, s: &'a str, pair: Option<Pair<'a>>)
[INFO] [stderr]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_pair`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entity`
[INFO] [stderr]    --> src/autolinker.rs:109:28
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn link_to_text(&self, entity: &Entity, original_text: &str,
[INFO] [stderr]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]    --> src/autolinker.rs:174:48
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn link_to_cashtag(&self, entity: &Entity, text: &str, buf: &mut String) {
[INFO] [stderr]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]    --> src/autolinker.rs:201:44
[INFO] [stderr]     |
[INFO] [stderr] 201 |     fn link_to_url(&self, entity: &Entity, text: &str, buf: &mut String) {
[INFO] [stderr]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/twitter_text-f40b4f6457f2804f
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test autolinker::tests::test_escape_brackets ... ok
[INFO] [stdout] test extractor::tests::test_extract_empty_string_mentions ... ok
[INFO] [stdout] test autolinker::tests::test_escape_html ... ok
[INFO] [stdout] test extractor::tests::test_extract_single_mention ... ok
[INFO] [stdout] test extractor::tests::test_extract_setting ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests twitter-text
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> /opt/rustwide/workdir/src/hit_highlighter.rs:43:48
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn walk(&self, pairs: Pairs<Rule>, hits: &[(Hit)], builder: &mut HighlightBuilder) -> usize {
[INFO] [stderr]    |                                                ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> /opt/rustwide/workdir/src/hit_highlighter.rs:89:46
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn new(text: &str, tag: &str, hits: &Vec<(Hit)>) -> HighlightBuilder {
[INFO] [stderr]    |                                              ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "831d95880608ee8468f29824efba0d29c8ec978024b90ea719372ebcddb2cf45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "831d95880608ee8468f29824efba0d29c8ec978024b90ea719372ebcddb2cf45", kill_on_drop: false }`
[INFO] [stdout] 831d95880608ee8468f29824efba0d29c8ec978024b90ea719372ebcddb2cf45