[INFO] cloning repository https://github.com/singaraiona/rchr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/singaraiona/rchr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingaraiona%2Frchr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingaraiona%2Frchr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b04de276f38f17e422d0b5fc4fde39e33c01cdf4
[INFO] checking singaraiona/rchr against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingaraiona%2Frchr" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/singaraiona/rchr on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/singaraiona/rchr
[INFO] finished tweaking git repo https://github.com/singaraiona/rchr
[INFO] tweaked toml for git repo https://github.com/singaraiona/rchr written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/singaraiona/rchr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0ee9e5694367eb7cd3dae040a6577c3f97dbe0544cb6354f30652f23e7ccdeb
[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" "d0ee9e5694367eb7cd3dae040a6577c3f97dbe0544cb6354f30652f23e7ccdeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0ee9e5694367eb7cd3dae040a6577c3f97dbe0544cb6354f30652f23e7ccdeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ee9e5694367eb7cd3dae040a6577c3f97dbe0544cb6354f30652f23e7ccdeb", kill_on_drop: false }`
[INFO] [stdout] d0ee9e5694367eb7cd3dae040a6577c3f97dbe0544cb6354f30652f23e7ccdeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd49b3a68959351386ed673800f20b228d0f6d80ac6590333cc9b50314670b8a
[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" "cd49b3a68959351386ed673800f20b228d0f6d80ac6590333cc9b50314670b8a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking either v1.0.3
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking lazy_static v0.2.4
[INFO] [stderr]     Checking itertools v0.5.9
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.6.2
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking rchr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(pattern)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let n = try!(self.parse_noun());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |             let n = try!(self.expect(Token::Name));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |             let t = try!(n.parse::<String>());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:66:25
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let v = try!(self.parse_list(Some(Token::CloseP), Token::Comma));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:77:24
[INFO] [stdout]    |
[INFO] [stdout] 77 |             let head = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:82:27
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 replace = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:84:22
[INFO] [stdout]    |
[INFO] [stdout] 84 |             let rt = try!(self.expect(Token::Suffix));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:85:24
[INFO] [stdout]    |
[INFO] [stdout] 85 |             let kind = try!(rt.parse::<Kind>());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:86:24
[INFO] [stdout]    |
[INFO] [stdout] 86 |             let body = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:88:25
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 let b = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:95:22
[INFO] [stdout]    |
[INFO] [stdout] 95 |             let rt = try!(self.expect(Token::Suffix));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:96:24
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let kind = try!(rt.parse::<Kind>());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:97:24
[INFO] [stdout]    |
[INFO] [stdout] 97 |             let body = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 let b = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |             let h = try!(self.parse_head());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:130:21
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let n = try!(self.parse_noun());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:140:21
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let _ = try!(self.expect(x));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(pattern)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/parse/token.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / lazy_static! {
[INFO] [stdout] 7  | |     // Tokens
[INFO] [stdout] 8  | |     static ref TOKENS: Vec<Regex> = vec![r"^(true|false)",                         // 0 - BOOL
[INFO] [stdout] 9  | |                                          r"^-?(0w|0N|\d+\.\d*|\d*\.?\d)",          // 2 - NUMBER
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |                                          .iter().map(|x| Regex::new(x).unwrap()).collect();
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/parse/token.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / lazy_static! {
[INFO] [stdout] 7  | |     // Tokens
[INFO] [stdout] 8  | |     static ref TOKENS: Vec<Regex> = vec![r"^(true|false)",                         // 0 - BOOL
[INFO] [stdout] 9  | |                                          r"^-?(0w|0N|\d+\.\d*|\d*\.?\d)",          // 2 - NUMBER
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |                                          .iter().map(|x| Regex::new(x).unwrap()).collect();
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let n = try!(self.parse_noun());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |             let n = try!(self.expect(Token::Name));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |             let t = try!(n.parse::<String>());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:66:25
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let v = try!(self.parse_list(Some(Token::CloseP), Token::Comma));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:77:24
[INFO] [stdout]    |
[INFO] [stdout] 77 |             let head = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:82:27
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 replace = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:84:22
[INFO] [stdout]    |
[INFO] [stdout] 84 |             let rt = try!(self.expect(Token::Suffix));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:85:24
[INFO] [stdout]    |
[INFO] [stdout] 85 |             let kind = try!(rt.parse::<Kind>());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:86:24
[INFO] [stdout]    |
[INFO] [stdout] 86 |             let body = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:88:25
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 let b = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:95:22
[INFO] [stdout]    |
[INFO] [stdout] 95 |             let rt = try!(self.expect(Token::Suffix));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:96:24
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let kind = try!(rt.parse::<Kind>());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:97:24
[INFO] [stdout]    |
[INFO] [stdout] 97 |             let body = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/parse/parser.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 let b = try!(self.parse_list(None, Token::Comma));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |             let h = try!(self.parse_head());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:130:21
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let n = try!(self.parse_noun());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:140:21
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let _ = try!(self.expect(x));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/parse/token.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / lazy_static! {
[INFO] [stdout] 7  | |     // Tokens
[INFO] [stdout] 8  | |     static ref TOKENS: Vec<Regex> = vec![r"^(true|false)",                         // 0 - BOOL
[INFO] [stdout] 9  | |                                          r"^-?(0w|0N|\d+\.\d*|\d*\.?\d)",          // 2 - NUMBER
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |                                          .iter().map(|x| Regex::new(x).unwrap()).collect();
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/parse/token.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / lazy_static! {
[INFO] [stdout] 7  | |     // Tokens
[INFO] [stdout] 8  | |     static ref TOKENS: Vec<Regex> = vec![r"^(true|false)",                         // 0 - BOOL
[INFO] [stdout] 9  | |                                          r"^-?(0w|0N|\d+\.\d*|\d*\.?\d)",          // 2 - NUMBER
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |                                          .iter().map(|x| Regex::new(x).unwrap()).collect();
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stdout]   --> src/parse/token.rs:82:24
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let s = self.0.trim_right_matches(pat);
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]   --> src/parse/parser.rs:19:50
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 self.text = self.text[x.len()..].trim_left().to_string();
[INFO] [stdout]    |                                                  ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stdout]   --> src/parse/token.rs:82:24
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let s = self.0.trim_right_matches(pat);
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]   --> src/parse/parser.rs:19:50
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 self.text = self.text[x.len()..].trim_left().to_string();
[INFO] [stdout]    |                                                  ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rchr`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cd49b3a68959351386ed673800f20b228d0f6d80ac6590333cc9b50314670b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd49b3a68959351386ed673800f20b228d0f6d80ac6590333cc9b50314670b8a", kill_on_drop: false }`
[INFO] [stdout] cd49b3a68959351386ed673800f20b228d0f6d80ac6590333cc9b50314670b8a
