[INFO] fetching crate robotstxt 0.2.0...
[INFO] testing robotstxt-0.2.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate robotstxt 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate robotstxt 0.2.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate robotstxt 0.2.0
[INFO] finished tweaking crates.io crate robotstxt 0.2.0
[INFO] tweaked toml for crates.io crate robotstxt 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate robotstxt 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34a01ab76c6cae97f23e7cf6d6f680ca3f046cccc88ff6ffc049a30782219aec
[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" "34a01ab76c6cae97f23e7cf6d6f680ca3f046cccc88ff6ffc049a30782219aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34a01ab76c6cae97f23e7cf6d6f680ca3f046cccc88ff6ffc049a30782219aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34a01ab76c6cae97f23e7cf6d6f680ca3f046cccc88ff6ffc049a30782219aec", kill_on_drop: false }`
[INFO] [stdout] 34a01ab76c6cae97f23e7cf6d6f680ca3f046cccc88ff6ffc049a30782219aec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8c79d5ec0dd58b572313088adc9eab36393d796902703a270b954c6f4724dc8
[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" "d8c79d5ec0dd58b572313088adc9eab36393d796902703a270b954c6f4724dc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling robotstxt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "d8c79d5ec0dd58b572313088adc9eab36393d796902703a270b954c6f4724dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8c79d5ec0dd58b572313088adc9eab36393d796902703a270b954c6f4724dc8", kill_on_drop: false }`
[INFO] [stdout] d8c79d5ec0dd58b572313088adc9eab36393d796902703a270b954c6f4724dc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c196c9cf339dfb6e9a9e134d6f3fa3f59cedc43373369f766929628577b8b373
[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" "c196c9cf339dfb6e9a9e134d6f3fa3f59cedc43373369f766929628577b8b373", kill_on_drop: false }`
[INFO] [stderr]    Compiling robotstxt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `line_num`
[INFO] [stdout]    --> src/parser.rs:379:41
[INFO] [stdout]     |
[INFO] [stdout] 379 |         fn handle_user_agent(&mut self, line_num: u32, user_agent: &str) {
[INFO] [stdout]     |                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_agent`
[INFO] [stdout]    --> src/parser.rs:379:56
[INFO] [stdout]     |
[INFO] [stdout] 379 |         fn handle_user_agent(&mut self, line_num: u32, user_agent: &str) {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_agent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_num`
[INFO] [stdout]    --> src/parser.rs:383:36
[INFO] [stdout]     |
[INFO] [stdout] 383 |         fn handle_allow(&mut self, line_num: u32, value: &str) {
[INFO] [stdout]     |                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/parser.rs:383:51
[INFO] [stdout]     |
[INFO] [stdout] 383 |         fn handle_allow(&mut self, line_num: u32, value: &str) {
[INFO] [stdout]     |                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_num`
[INFO] [stdout]    --> src/parser.rs:387:39
[INFO] [stdout]     |
[INFO] [stdout] 387 |         fn handle_disallow(&mut self, line_num: u32, value: &str) {
[INFO] [stdout]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/parser.rs:387:54
[INFO] [stdout]     |
[INFO] [stdout] 387 |         fn handle_disallow(&mut self, line_num: u32, value: &str) {
[INFO] [stdout]     |                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_num`
[INFO] [stdout]    --> src/parser.rs:391:38
[INFO] [stdout]     |
[INFO] [stdout] 391 |         fn handle_sitemap(&mut self, line_num: u32, value: &str) {
[INFO] [stdout]     |                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/parser.rs:391:53
[INFO] [stdout]     |
[INFO] [stdout] 391 |         fn handle_sitemap(&mut self, line_num: u32, value: &str) {
[INFO] [stdout]     |                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_num`
[INFO] [stdout]    --> src/parser.rs:395:45
[INFO] [stdout]     |
[INFO] [stdout] 395 |         fn handle_unknown_action(&mut self, line_num: u32, action: &str, value: &str) {
[INFO] [stdout]     |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `action`
[INFO] [stdout]    --> src/parser.rs:395:60
[INFO] [stdout]     |
[INFO] [stdout] 395 |         fn handle_unknown_action(&mut self, line_num: u32, action: &str, value: &str) {
[INFO] [stdout]     |                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_action`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/parser.rs:395:74
[INFO] [stdout]     |
[INFO] [stdout] 395 |         fn handle_unknown_action(&mut self, line_num: u32, action: &str, value: &str) {
[INFO] [stdout]     |                                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `disallow`
[INFO] [stdout]    --> src/lib.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let disallow = "disallow: ";
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_disallow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_agent`
[INFO] [stdout]    --> src/lib.rs:176:56
[INFO] [stdout]     |
[INFO] [stdout] 176 |         fn handle_user_agent(&mut self, line_num: u32, user_agent: &str) {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_agent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/lib.rs:180:51
[INFO] [stdout]     |
[INFO] [stdout] 180 |         fn handle_allow(&mut self, line_num: u32, value: &str) {
[INFO] [stdout]     |                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/lib.rs:184:54
[INFO] [stdout]     |
[INFO] [stdout] 184 |         fn handle_disallow(&mut self, line_num: u32, value: &str) {
[INFO] [stdout]     |                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `action`
[INFO] [stdout]    --> src/lib.rs:194:60
[INFO] [stdout]     |
[INFO] [stdout] 194 |         fn handle_unknown_action(&mut self, line_num: u32, action: &str, value: &str) {
[INFO] [stdout]     |                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_action`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/lib.rs:194:74
[INFO] [stdout]     |
[INFO] [stdout] 194 |         fn handle_unknown_action(&mut self, line_num: u32, action: &str, value: &str) {
[INFO] [stdout]     |                                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "c196c9cf339dfb6e9a9e134d6f3fa3f59cedc43373369f766929628577b8b373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c196c9cf339dfb6e9a9e134d6f3fa3f59cedc43373369f766929628577b8b373", kill_on_drop: false }`
[INFO] [stdout] c196c9cf339dfb6e9a9e134d6f3fa3f59cedc43373369f766929628577b8b373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9bd13e5b7fdd0bacfb652bcd1a44188ed3a604a3bd770443bbfc4bca75a7d23
[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" "a9bd13e5b7fdd0bacfb652bcd1a44188ed3a604a3bd770443bbfc4bca75a7d23", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `line_num`
[INFO] [stderr]    --> src/parser.rs:379:41
[INFO] [stderr]     |
[INFO] [stderr] 379 |         fn handle_user_agent(&mut self, line_num: u32, user_agent: &str) {
[INFO] [stderr]     |                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `user_agent`
[INFO] [stderr]    --> src/parser.rs:379:56
[INFO] [stderr]     |
[INFO] [stderr] 379 |         fn handle_user_agent(&mut self, line_num: u32, user_agent: &str) {
[INFO] [stderr]     |                                                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_agent`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line_num`
[INFO] [stderr]    --> src/parser.rs:383:36
[INFO] [stderr]     |
[INFO] [stderr] 383 |         fn handle_allow(&mut self, line_num: u32, value: &str) {
[INFO] [stderr]     |                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/parser.rs:383:51
[INFO] [stderr]     |
[INFO] [stderr] 383 |         fn handle_allow(&mut self, line_num: u32, value: &str) {
[INFO] [stderr]     |                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line_num`
[INFO] [stderr]    --> src/parser.rs:387:39
[INFO] [stderr]     |
[INFO] [stderr] 387 |         fn handle_disallow(&mut self, line_num: u32, value: &str) {
[INFO] [stderr]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/parser.rs:387:54
[INFO] [stderr]     |
[INFO] [stderr] 387 |         fn handle_disallow(&mut self, line_num: u32, value: &str) {
[INFO] [stderr]     |                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line_num`
[INFO] [stderr]    --> src/parser.rs:391:38
[INFO] [stderr]     |
[INFO] [stderr] 391 |         fn handle_sitemap(&mut self, line_num: u32, value: &str) {
[INFO] [stderr]     |                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/parser.rs:391:53
[INFO] [stderr]     |
[INFO] [stderr] 391 |         fn handle_sitemap(&mut self, line_num: u32, value: &str) {
[INFO] [stderr]     |                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line_num`
[INFO] [stderr]    --> src/parser.rs:395:45
[INFO] [stderr]     |
[INFO] [stderr] 395 |         fn handle_unknown_action(&mut self, line_num: u32, action: &str, value: &str) {
[INFO] [stderr]     |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `action`
[INFO] [stderr]    --> src/parser.rs:395:60
[INFO] [stderr]     |
[INFO] [stderr] 395 |         fn handle_unknown_action(&mut self, line_num: u32, action: &str, value: &str) {
[INFO] [stderr]     |                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_action`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/parser.rs:395:74
[INFO] [stderr]     |
[INFO] [stderr] 395 |         fn handle_unknown_action(&mut self, line_num: u32, action: &str, value: &str) {
[INFO] [stderr]     |                                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `disallow`
[INFO] [stderr]    --> src/lib.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 |         let disallow = "disallow: ";
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_disallow`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `user_agent`
[INFO] [stderr]    --> src/lib.rs:176:56
[INFO] [stderr]     |
[INFO] [stderr] 176 |         fn handle_user_agent(&mut self, line_num: u32, user_agent: &str) {
[INFO] [stderr]     |                                                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_agent`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/lib.rs:180:51
[INFO] [stderr]     |
[INFO] [stderr] 180 |         fn handle_allow(&mut self, line_num: u32, value: &str) {
[INFO] [stderr]     |                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/lib.rs:184:54
[INFO] [stderr]     |
[INFO] [stderr] 184 |         fn handle_disallow(&mut self, line_num: u32, value: &str) {
[INFO] [stderr]     |                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `action`
[INFO] [stderr]    --> src/lib.rs:194:60
[INFO] [stderr]     |
[INFO] [stderr] 194 |         fn handle_unknown_action(&mut self, line_num: u32, action: &str, value: &str) {
[INFO] [stderr]     |                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_action`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/lib.rs:194:74
[INFO] [stderr]     |
[INFO] [stderr] 194 |         fn handle_unknown_action(&mut self, line_num: u32, action: &str, value: &str) {
[INFO] [stderr]     |                                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/robotstxt-e8e1d22d8f4a4fdf
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test matcher::test::test_extract_user_agent ... ok
[INFO] [stdout] test parser::tests::test_escape_pattern ... ok
[INFO] [stdout] test parser::tests::test_parse_key_value ... ok
[INFO] [stdout] test tests::test_lines_numbers_are_counted_correctly ... ok
[INFO] [stdout] test tests::test_utf8_byte_order_mark_is_skipped ... ok
[INFO] [stdout] test tests::test_non_standard_line_example_sitemap ... ok
[INFO] [stdout] test tests::test_google_only_line_too_long ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stderr]      Running /opt/rustwide/target/debug/deps/robotstxt-017622c8e3c1207a
[INFO] [stderr]    Doc-tests robotstxt
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/matcher.rs - matcher::RobotsMatchStrategy::matches (line 111) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/lib.rs - get_path_params_query (line 59) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a9bd13e5b7fdd0bacfb652bcd1a44188ed3a604a3bd770443bbfc4bca75a7d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9bd13e5b7fdd0bacfb652bcd1a44188ed3a604a3bd770443bbfc4bca75a7d23", kill_on_drop: false }`
[INFO] [stdout] a9bd13e5b7fdd0bacfb652bcd1a44188ed3a604a3bd770443bbfc4bca75a7d23
