[INFO] fetching crate color-convert 0.1.0...
[INFO] checking color-convert-0.1.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate color-convert 0.1.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate color-convert 0.1.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate color-convert 0.1.0
[INFO] finished tweaking crates.io crate color-convert 0.1.0
[INFO] tweaked toml for crates.io crate color-convert 0.1.0 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30fd66c8c5cffeec1c9a270d7e9ace87b2e44bccd18c86d48347c377221bb4dc
[INFO] running `Command { std: "docker" "start" "-a" "30fd66c8c5cffeec1c9a270d7e9ace87b2e44bccd18c86d48347c377221bb4dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30fd66c8c5cffeec1c9a270d7e9ace87b2e44bccd18c86d48347c377221bb4dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30fd66c8c5cffeec1c9a270d7e9ace87b2e44bccd18c86d48347c377221bb4dc", kill_on_drop: false }`
[INFO] [stdout] 30fd66c8c5cffeec1c9a270d7e9ace87b2e44bccd18c86d48347c377221bb4dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1be3ec5918fc26f5f29b0dc316b2fb3042e9b7e8a81fc37d4bca8373be3fdf4a
[INFO] running `Command { std: "docker" "start" "-a" "1be3ec5918fc26f5f29b0dc316b2fb3042e9b7e8a81fc37d4bca8373be3fdf4a", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking color-convert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/handles/hex.rs:48:90
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let data = (map::map_hex(hex_vec[6]) * 16 + map::map_hex(hex_vec[7])) as f32 / 255f32;;
[INFO] [stdout]    |                                                                                                   ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/handles/hex.rs:48:90
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let data = (map::map_hex(hex_vec[6]) * 16 + map::map_hex(hex_vec[7])) as f32 / 255f32;;
[INFO] [stdout]    |                                                                                                   ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/handles/hsl.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut s = utils::convert_alpha_value_to_number(&value["s"]);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/handles/hsl.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut l = utils::convert_alpha_value_to_number(&value["l"]);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/handles/hsl.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut s = utils::convert_alpha_value_to_number(&value["s"]);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/handles/hsl.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut l = utils::convert_alpha_value_to_number(&value["l"]);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.66s
[INFO] running `Command { std: "docker" "inspect" "1be3ec5918fc26f5f29b0dc316b2fb3042e9b7e8a81fc37d4bca8373be3fdf4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be3ec5918fc26f5f29b0dc316b2fb3042e9b7e8a81fc37d4bca8373be3fdf4a", kill_on_drop: false }`
[INFO] [stdout] 1be3ec5918fc26f5f29b0dc316b2fb3042e9b7e8a81fc37d4bca8373be3fdf4a
