[INFO] fetching crate color-convert 0.1.0...
[INFO] checking color-convert-0.1.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate color-convert 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate color-convert 0.1.0 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 327a4b6fe2d79087a9c63b54588193660eea782cbe7b9553217d257fa130a320
[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" "327a4b6fe2d79087a9c63b54588193660eea782cbe7b9553217d257fa130a320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "327a4b6fe2d79087a9c63b54588193660eea782cbe7b9553217d257fa130a320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327a4b6fe2d79087a9c63b54588193660eea782cbe7b9553217d257fa130a320", kill_on_drop: false }`
[INFO] [stdout] 327a4b6fe2d79087a9c63b54588193660eea782cbe7b9553217d257fa130a320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffa4c00adb48f49cfdd368b0127f6b9715a8d62cb8f874f7d8e2ab5e7ee71ec4
[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" "ffa4c00adb48f49cfdd368b0127f6b9715a8d62cb8f874f7d8e2ab5e7ee71ec4", kill_on_drop: false }`
[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 1.97s
[INFO] running `Command { std: "docker" "inspect" "ffa4c00adb48f49cfdd368b0127f6b9715a8d62cb8f874f7d8e2ab5e7ee71ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffa4c00adb48f49cfdd368b0127f6b9715a8d62cb8f874f7d8e2ab5e7ee71ec4", kill_on_drop: false }`
[INFO] [stdout] ffa4c00adb48f49cfdd368b0127f6b9715a8d62cb8f874f7d8e2ab5e7ee71ec4