[INFO] cloning repository https://github.com/zeffo/glowworm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zeffo/glowworm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeffo%2Fglowworm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeffo%2Fglowworm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c52b31290ad2df62a842d26ba92f8e1617b11ff1
[INFO] checking zeffo/glowworm against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeffo%2Fglowworm" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zeffo/glowworm on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zeffo/glowworm
[INFO] finished tweaking git repo https://github.com/zeffo/glowworm
[INFO] tweaked toml for git repo https://github.com/zeffo/glowworm written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zeffo/glowworm 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" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libwayshot v0.3.0
[INFO] [stderr]   Downloaded colorgrad v0.6.2
[INFO] [stderr]   Downloaded kmeans_colors v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] def197de0d27b82a0fcab42bce77bca04b1ce8a19637e762ed697fb2d6198929
[INFO] running `Command { std: "docker" "start" "-a" "def197de0d27b82a0fcab42bce77bca04b1ce8a19637e762ed697fb2d6198929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "def197de0d27b82a0fcab42bce77bca04b1ce8a19637e762ed697fb2d6198929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def197de0d27b82a0fcab42bce77bca04b1ce8a19637e762ed697fb2d6198929", kill_on_drop: false }`
[INFO] [stdout] def197de0d27b82a0fcab42bce77bca04b1ce8a19637e762ed697fb2d6198929
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc4fc798ced057f48baacba5accd68a94d0196b3edd1ada843823e35d3331b6b
[INFO] running `Command { std: "docker" "start" "-a" "bc4fc798ced057f48baacba5accd68a94d0196b3edd1ada843823e35d3331b6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling wayland-sys v0.31.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking libloading v0.8.3
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling syn v2.0.61
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking downcast-rs v1.2.1
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling wayland-backend v0.3.3
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]    Compiling wayland-scanner v0.31.1
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking unicode-width v0.1.12
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling serde v1.0.201
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking libudev v0.3.0
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]     Checking wayland-client v0.31.2
[INFO] [stderr]    Compiling palette_derive v0.7.6
[INFO] [stderr]    Compiling serde_derive v1.0.201
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking csscolorparser v0.6.2
[INFO] [stderr]     Checking colorgrad v0.6.2
[INFO] [stderr]     Checking unescaper v0.1.4
[INFO] [stderr]     Checking wayland-protocols v0.31.2
[INFO] [stderr]     Checking serialport v4.3.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking wayland-protocols-wlr v0.2.0
[INFO] [stderr]     Checking libwayshot v0.3.0
[INFO] [stderr]     Checking kmeans_colors v0.6.0
[INFO] [stderr]     Checking glowworm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `screen`
[INFO] [stdout]   --> src/modes.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let screen = self
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_screen`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `screen`
[INFO] [stdout]   --> src/modes.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let screen = self
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_screen`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/modes.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct Ambient<'a> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 75 |     config: &'a LEDConfig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/modes.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct Ambient<'a> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 75 |     config: &'a LEDConfig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.62s
[INFO] running `Command { std: "docker" "inspect" "bc4fc798ced057f48baacba5accd68a94d0196b3edd1ada843823e35d3331b6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc4fc798ced057f48baacba5accd68a94d0196b3edd1ada843823e35d3331b6b", kill_on_drop: false }`
[INFO] [stdout] bc4fc798ced057f48baacba5accd68a94d0196b3edd1ada843823e35d3331b6b