[INFO] cloning repository https://github.com/CharlesDerek/MRGI_Amber
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CharlesDerek/MRGI_Amber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharlesDerek%2FMRGI_Amber", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharlesDerek%2FMRGI_Amber'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5353709ca500f81b2a567d1c23953c4f79051159
[INFO] checking CharlesDerek/MRGI_Amber against master#b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 for pr-105483
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharlesDerek%2FMRGI_Amber" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CharlesDerek/MRGI_Amber on toolchain b359ccf1b0b7b2d2c1c4932344b806e68bd053a9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CharlesDerek/MRGI_Amber
[INFO] finished tweaking git repo https://github.com/CharlesDerek/MRGI_Amber
[INFO] tweaked toml for git repo https://github.com/CharlesDerek/MRGI_Amber written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/CharlesDerek/MRGI_Amber already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctrlc v3.1.3
[INFO] [stderr]   Downloaded getch v0.2.1
[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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a58e44714c2f71351f6f60b805e8bc63bb5d02e022095b7e0a2881e7d02c026a
[INFO] running `Command { std: "docker" "start" "-a" "a58e44714c2f71351f6f60b805e8bc63bb5d02e022095b7e0a2881e7d02c026a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a58e44714c2f71351f6f60b805e8bc63bb5d02e022095b7e0a2881e7d02c026a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58e44714c2f71351f6f60b805e8bc63bb5d02e022095b7e0a2881e7d02c026a", kill_on_drop: false }`
[INFO] [stdout] a58e44714c2f71351f6f60b805e8bc63bb5d02e022095b7e0a2881e7d02c026a
[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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31e58986b5a9e0f609a1602d99dd122f3e01dcb0e7dd371e05f8c2658fc69e91
[INFO] running `Command { std: "docker" "start" "-a" "31e58986b5a9e0f609a1602d99dd122f3e01dcb0e7dd371e05f8c2658fc69e91", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
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[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking rlibc v1.0.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking getch v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking crossbeam-channel v0.1.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking amber v0.5.3-pre (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:592:45
[INFO] [stdout]     |
[INFO] [stdout] 592 |             (0x00..=0x7f, _, _, _, _, _) => (1),                                         // ASCII
[INFO] [stdout]     |                                             ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 592 -             (0x00..=0x7f, _, _, _, _, _) => (1),                                         // ASCII
[INFO] [stdout] 592 +             (0x00..=0x7f, _, _, _, _, _) => 1,                                         // ASCII
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:593:55
[INFO] [stdout]     |
[INFO] [stdout] 593 |             (0xc2..=0xdf, 0x80..=0xbf, _, _, _, _) => (2),                               // UTF-8
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 593 -             (0xc2..=0xdf, 0x80..=0xbf, _, _, _, _) => (2),                               // UTF-8
[INFO] [stdout] 593 +             (0xc2..=0xdf, 0x80..=0xbf, _, _, _, _) => 2,                               // UTF-8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:594:65
[INFO] [stdout]     |
[INFO] [stdout] 594 |             (0xe0..=0xef, 0x80..=0xbf, 0x80..=0xbf, _, _, _) => (3),                     // UTF-8
[INFO] [stdout]     |                                                                 ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 594 -             (0xe0..=0xef, 0x80..=0xbf, 0x80..=0xbf, _, _, _) => (3),                     // UTF-8
[INFO] [stdout] 594 +             (0xe0..=0xef, 0x80..=0xbf, 0x80..=0xbf, _, _, _) => 3,                     // UTF-8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:595:75
[INFO] [stdout]     |
[INFO] [stdout] 595 |             (0xf0..=0xf7, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _, _) => (4),           // UTF-8
[INFO] [stdout]     |                                                                           ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 595 -             (0xf0..=0xf7, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _, _) => (4),           // UTF-8
[INFO] [stdout] 595 +             (0xf0..=0xf7, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _, _) => 4,           // UTF-8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:596:85
[INFO] [stdout]     |
[INFO] [stdout] 596 |             (0xf8..=0xfb, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _) => (5), // UTF-8
[INFO] [stdout]     |                                                                                     ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 596 -             (0xf8..=0xfb, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _) => (5), // UTF-8
[INFO] [stdout] 596 +             (0xf8..=0xfb, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _) => 5, // UTF-8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:597:95
[INFO] [stdout]     |
[INFO] [stdout] 597 |             (0xfc..=0xfd, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf) => (6), // UTF-8
[INFO] [stdout]     |                                                                                               ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 597 -             (0xfc..=0xfd, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf) => (6), // UTF-8
[INFO] [stdout] 597 +             (0xfc..=0xfd, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf) => 6, // UTF-8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:598:48
[INFO] [stdout]     |
[INFO] [stdout] 598 |             (0x8e, 0xa1..=0xdf, _, _, _, _) => (2),                                      // EUC-JP
[INFO] [stdout]     |                                                ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 598 -             (0x8e, 0xa1..=0xdf, _, _, _, _) => (2),                                      // EUC-JP
[INFO] [stdout] 598 +             (0x8e, 0xa1..=0xdf, _, _, _, _) => 2,                                      // EUC-JP
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:599:55
[INFO] [stdout]     |
[INFO] [stdout] 599 |             (0xa1..=0xfe, 0xa1..=0xfe, _, _, _, _) => (2),                               // EUC-JP
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 599 -             (0xa1..=0xfe, 0xa1..=0xfe, _, _, _, _) => (2),                               // EUC-JP
[INFO] [stdout] 599 +             (0xa1..=0xfe, 0xa1..=0xfe, _, _, _, _) => 2,                               // EUC-JP
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:600:45
[INFO] [stdout]     |
[INFO] [stdout] 600 |             (0xa1..=0xdf, _, _, _, _, _) => (1),                                         // ShiftJIS
[INFO] [stdout]     |                                             ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 600 -             (0xa1..=0xdf, _, _, _, _, _) => (1),                                         // ShiftJIS
[INFO] [stdout] 600 +             (0xa1..=0xdf, _, _, _, _, _) => 1,                                         // ShiftJIS
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:601:55
[INFO] [stdout]     |
[INFO] [stdout] 601 |             (0x81..=0x9f, 0x40..=0x7e, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 601 -             (0x81..=0x9f, 0x40..=0x7e, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout] 601 +             (0x81..=0x9f, 0x40..=0x7e, _, _, _, _) => 2,                               // ShiftJIS
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:602:55
[INFO] [stdout]     |
[INFO] [stdout] 602 |             (0x81..=0x9f, 0x80..=0xfc, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 602 -             (0x81..=0x9f, 0x80..=0xfc, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout] 602 +             (0x81..=0x9f, 0x80..=0xfc, _, _, _, _) => 2,                               // ShiftJIS
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:603:55
[INFO] [stdout]     |
[INFO] [stdout] 603 |             (0xe0..=0xef, 0x40..=0x7e, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 603 -             (0xe0..=0xef, 0x40..=0x7e, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout] 603 +             (0xe0..=0xef, 0x40..=0x7e, _, _, _, _) => 2,                               // ShiftJIS
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:604:55
[INFO] [stdout]     |
[INFO] [stdout] 604 |             (0xe0..=0xef, 0x80..=0xfc, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 604 -             (0xe0..=0xef, 0x80..=0xfc, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout] 604 +             (0xe0..=0xef, 0x80..=0xfc, _, _, _, _) => 2,                               // ShiftJIS
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:605:18
[INFO] [stdout]     |
[INFO] [stdout] 605 |             _ => (1),                                                                    // Unknown
[INFO] [stdout]     |                  ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 605 -             _ => (1),                                                                    // Unknown
[INFO] [stdout] 605 +             _ => 1,                                                                    // Unknown
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:592:45
[INFO] [stdout]     |
[INFO] [stdout] 592 |             (0x00..=0x7f, _, _, _, _, _) => (1),                                         // ASCII
[INFO] [stdout]     |                                             ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 592 -             (0x00..=0x7f, _, _, _, _, _) => (1),                                         // ASCII
[INFO] [stdout] 592 +             (0x00..=0x7f, _, _, _, _, _) => 1,                                         // ASCII
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:593:55
[INFO] [stdout]     |
[INFO] [stdout] 593 |             (0xc2..=0xdf, 0x80..=0xbf, _, _, _, _) => (2),                               // UTF-8
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 593 -             (0xc2..=0xdf, 0x80..=0xbf, _, _, _, _) => (2),                               // UTF-8
[INFO] [stdout] 593 +             (0xc2..=0xdf, 0x80..=0xbf, _, _, _, _) => 2,                               // UTF-8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:594:65
[INFO] [stdout]     |
[INFO] [stdout] 594 |             (0xe0..=0xef, 0x80..=0xbf, 0x80..=0xbf, _, _, _) => (3),                     // UTF-8
[INFO] [stdout]     |                                                                 ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 594 -             (0xe0..=0xef, 0x80..=0xbf, 0x80..=0xbf, _, _, _) => (3),                     // UTF-8
[INFO] [stdout] 594 +             (0xe0..=0xef, 0x80..=0xbf, 0x80..=0xbf, _, _, _) => 3,                     // UTF-8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:595:75
[INFO] [stdout]     |
[INFO] [stdout] 595 |             (0xf0..=0xf7, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _, _) => (4),           // UTF-8
[INFO] [stdout]     |                                                                           ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 595 -             (0xf0..=0xf7, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _, _) => (4),           // UTF-8
[INFO] [stdout] 595 +             (0xf0..=0xf7, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _, _) => 4,           // UTF-8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:596:85
[INFO] [stdout]     |
[INFO] [stdout] 596 |             (0xf8..=0xfb, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _) => (5), // UTF-8
[INFO] [stdout]     |                                                                                     ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 596 -             (0xf8..=0xfb, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _) => (5), // UTF-8
[INFO] [stdout] 596 +             (0xf8..=0xfb, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, _) => 5, // UTF-8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:597:95
[INFO] [stdout]     |
[INFO] [stdout] 597 |             (0xfc..=0xfd, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf) => (6), // UTF-8
[INFO] [stdout]     |                                                                                               ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 597 -             (0xfc..=0xfd, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf) => (6), // UTF-8
[INFO] [stdout] 597 +             (0xfc..=0xfd, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf, 0x80..=0xbf) => 6, // UTF-8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:598:48
[INFO] [stdout]     |
[INFO] [stdout] 598 |             (0x8e, 0xa1..=0xdf, _, _, _, _) => (2),                                      // EUC-JP
[INFO] [stdout]     |                                                ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 598 -             (0x8e, 0xa1..=0xdf, _, _, _, _) => (2),                                      // EUC-JP
[INFO] [stdout] 598 +             (0x8e, 0xa1..=0xdf, _, _, _, _) => 2,                                      // EUC-JP
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:599:55
[INFO] [stdout]     |
[INFO] [stdout] 599 |             (0xa1..=0xfe, 0xa1..=0xfe, _, _, _, _) => (2),                               // EUC-JP
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 599 -             (0xa1..=0xfe, 0xa1..=0xfe, _, _, _, _) => (2),                               // EUC-JP
[INFO] [stdout] 599 +             (0xa1..=0xfe, 0xa1..=0xfe, _, _, _, _) => 2,                               // EUC-JP
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:600:45
[INFO] [stdout]     |
[INFO] [stdout] 600 |             (0xa1..=0xdf, _, _, _, _, _) => (1),                                         // ShiftJIS
[INFO] [stdout]     |                                             ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 600 -             (0xa1..=0xdf, _, _, _, _, _) => (1),                                         // ShiftJIS
[INFO] [stdout] 600 +             (0xa1..=0xdf, _, _, _, _, _) => 1,                                         // ShiftJIS
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:601:55
[INFO] [stdout]     |
[INFO] [stdout] 601 |             (0x81..=0x9f, 0x40..=0x7e, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 601 -             (0x81..=0x9f, 0x40..=0x7e, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout] 601 +             (0x81..=0x9f, 0x40..=0x7e, _, _, _, _) => 2,                               // ShiftJIS
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:602:55
[INFO] [stdout]     |
[INFO] [stdout] 602 |             (0x81..=0x9f, 0x80..=0xfc, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 602 -             (0x81..=0x9f, 0x80..=0xfc, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout] 602 +             (0x81..=0x9f, 0x80..=0xfc, _, _, _, _) => 2,                               // ShiftJIS
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:603:55
[INFO] [stdout]     |
[INFO] [stdout] 603 |             (0xe0..=0xef, 0x40..=0x7e, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 603 -             (0xe0..=0xef, 0x40..=0x7e, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout] 603 +             (0xe0..=0xef, 0x40..=0x7e, _, _, _, _) => 2,                               // ShiftJIS
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:604:55
[INFO] [stdout]     |
[INFO] [stdout] 604 |             (0xe0..=0xef, 0x80..=0xfc, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout]     |                                                       ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 604 -             (0xe0..=0xef, 0x80..=0xfc, _, _, _, _) => (2),                               // ShiftJIS
[INFO] [stdout] 604 +             (0xe0..=0xef, 0x80..=0xfc, _, _, _, _) => 2,                               // ShiftJIS
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/matcher.rs:605:18
[INFO] [stdout]     |
[INFO] [stdout] 605 |             _ => (1),                                                                    // Unknown
[INFO] [stdout]     |                  ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 605 -             _ => (1),                                                                    // Unknown
[INFO] [stdout] 605 +             _ => 1,                                                                    // Unknown
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> benches/path_finder.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> benches/path_finder.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> benches/matcher.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn bench(b: &mut Bencher, m: &Matcher) {
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn bench(b: &mut Bencher, m: &dyn Matcher) {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.06s
[INFO] running `Command { std: "docker" "inspect" "31e58986b5a9e0f609a1602d99dd122f3e01dcb0e7dd371e05f8c2658fc69e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31e58986b5a9e0f609a1602d99dd122f3e01dcb0e7dd371e05f8c2658fc69e91", kill_on_drop: false }`
[INFO] [stdout] 31e58986b5a9e0f609a1602d99dd122f3e01dcb0e7dd371e05f8c2658fc69e91