[INFO] cloning repository https://github.com/DeleteriousHoming/palette_extractor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DeleteriousHoming/palette_extractor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeleteriousHoming%2Fpalette_extractor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeleteriousHoming%2Fpalette_extractor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23586123b8d144ef8f9236857ea9e5c1f2911187
[INFO] checking DeleteriousHoming/palette_extractor against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeleteriousHoming%2Fpalette_extractor" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DeleteriousHoming/palette_extractor
[INFO] finished tweaking git repo https://github.com/DeleteriousHoming/palette_extractor
[INFO] tweaked toml for git repo https://github.com/DeleteriousHoming/palette_extractor written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DeleteriousHoming/palette_extractor on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DeleteriousHoming/palette_extractor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.6.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.4
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd5d658f55cb332d4106c8189fd059242a5bc47030c98bf8bce9cd5081d75377
[INFO] running `Command { std: "docker" "start" "-a" "bd5d658f55cb332d4106c8189fd059242a5bc47030c98bf8bce9cd5081d75377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd5d658f55cb332d4106c8189fd059242a5bc47030c98bf8bce9cd5081d75377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5d658f55cb332d4106c8189fd059242a5bc47030c98bf8bce9cd5081d75377", kill_on_drop: false }`
[INFO] [stdout] bd5d658f55cb332d4106c8189fd059242a5bc47030c98bf8bce9cd5081d75377
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da69764bcc382f1d72f9723b2ff606c243ffc04ad34dc2bbad717302cf46511d
[INFO] running `Command { std: "docker" "start" "-a" "da69764bcc382f1d72f9723b2ff606c243ffc04ad34dc2bbad717302cf46511d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking palette_extractor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `h` and `v` are never read
[INFO] [stdout]   --> src/color_list/rgb.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Rgb {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  9 |     pub h: f64,
[INFO] [stdout]    |         ^
[INFO] [stdout] 10 |     /*pub s: f64,*/
[INFO] [stdout] 11 |     pub v: f64,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Rgb` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `h` and `v` are never read
[INFO] [stdout]   --> src/color_list/rgb.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Rgb {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  9 |     pub h: f64,
[INFO] [stdout]    |         ^
[INFO] [stdout] 10 |     /*pub s: f64,*/
[INFO] [stdout] 11 |     pub v: f64,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Rgb` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.68s
[INFO] running `Command { std: "docker" "inspect" "da69764bcc382f1d72f9723b2ff606c243ffc04ad34dc2bbad717302cf46511d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da69764bcc382f1d72f9723b2ff606c243ffc04ad34dc2bbad717302cf46511d", kill_on_drop: false }`
[INFO] [stdout] da69764bcc382f1d72f9723b2ff606c243ffc04ad34dc2bbad717302cf46511d