[INFO] fetching crate klar 0.1.0...
[INFO] checking klar-0.1.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate klar 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate klar 0.1.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate klar 0.1.0
[INFO] finished tweaking crates.io crate klar 0.1.0
[INFO] tweaked toml for crates.io crate klar 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c18c8f1a6bb42b3e9e98ae76d429f5c8df15941d3dfbab0fd2f8114d90c5706c
[INFO] running `Command { std: "docker" "start" "-a" "c18c8f1a6bb42b3e9e98ae76d429f5c8df15941d3dfbab0fd2f8114d90c5706c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c18c8f1a6bb42b3e9e98ae76d429f5c8df15941d3dfbab0fd2f8114d90c5706c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c18c8f1a6bb42b3e9e98ae76d429f5c8df15941d3dfbab0fd2f8114d90c5706c", kill_on_drop: false }`
[INFO] [stdout] c18c8f1a6bb42b3e9e98ae76d429f5c8df15941d3dfbab0fd2f8114d90c5706c
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64286d7ffd28f49149861c5e6d3b3931a2f48f49357b5c2f00640212f32be22e
[INFO] running `Command { std: "docker" "start" "-a" "64286d7ffd28f49149861c5e6d3b3931a2f48f49357b5c2f00640212f32be22e", kill_on_drop: false }`
[INFO] [stderr]     Checking klar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]  --> src/models.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     value: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `alpha`
[INFO] [stdout]  --> src/models.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     alpha: Option<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hue`
[INFO] [stdout]   --> src/models.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     hue: f32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sat`
[INFO] [stdout]   --> src/models.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     sat: f32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lightness`
[INFO] [stdout]   --> src/models.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     lightness: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `red`
[INFO] [stdout]   --> src/models.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     red: u8,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `green`
[INFO] [stdout]   --> src/models.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     green: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `blue`
[INFO] [stdout]   --> src/models.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     blue: u8,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `alpha`
[INFO] [stdout]   --> src/models.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     alpha: Option<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hex_value`
[INFO] [stdout]   --> src/models.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     hex_value: Hex,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rgb_values`
[INFO] [stdout]   --> src/models.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     rgb_values: RGB,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]  --> src/models.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     value: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `alpha`
[INFO] [stdout]  --> src/models.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     alpha: Option<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hue`
[INFO] [stdout]   --> src/models.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     hue: f32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sat`
[INFO] [stdout]   --> src/models.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     sat: f32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lightness`
[INFO] [stdout]   --> src/models.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     lightness: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `red`
[INFO] [stdout]   --> src/models.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     red: u8,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `green`
[INFO] [stdout]   --> src/models.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     green: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `blue`
[INFO] [stdout]   --> src/models.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     blue: u8,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `alpha`
[INFO] [stdout]   --> src/models.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     alpha: Option<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hex_value`
[INFO] [stdout]   --> src/models.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     hex_value: Hex,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rgb_values`
[INFO] [stdout]   --> src/models.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     rgb_values: RGB,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "64286d7ffd28f49149861c5e6d3b3931a2f48f49357b5c2f00640212f32be22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64286d7ffd28f49149861c5e6d3b3931a2f48f49357b5c2f00640212f32be22e", kill_on_drop: false }`
[INFO] [stdout] 64286d7ffd28f49149861c5e6d3b3931a2f48f49357b5c2f00640212f32be22e