[INFO] cloning repository https://github.com/BezPowell/ccolour-juicer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BezPowell/ccolour-juicer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBezPowell%2Fccolour-juicer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBezPowell%2Fccolour-juicer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7910892cb052473d8e00ce00a8e643e8dbd4dbe0
[INFO] checking BezPowell/ccolour-juicer against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBezPowell%2Fccolour-juicer" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BezPowell/ccolour-juicer on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BezPowell/ccolour-juicer
[INFO] finished tweaking git repo https://github.com/BezPowell/ccolour-juicer
[INFO] tweaked toml for git repo https://github.com/BezPowell/ccolour-juicer written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/BezPowell/ccolour-juicer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a79a805476da546da9718aa7f0586e79bb68bdbb1ed67db6f58948dbaccae957
[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" "a79a805476da546da9718aa7f0586e79bb68bdbb1ed67db6f58948dbaccae957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a79a805476da546da9718aa7f0586e79bb68bdbb1ed67db6f58948dbaccae957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a79a805476da546da9718aa7f0586e79bb68bdbb1ed67db6f58948dbaccae957", kill_on_drop: false }`
[INFO] [stdout] a79a805476da546da9718aa7f0586e79bb68bdbb1ed67db6f58948dbaccae957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3398983c9bbf2cb942af55c5e74761b4ad09213daa3bad476dc81027fc2f6bf3
[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" "3398983c9bbf2cb942af55c5e74761b4ad09213daa3bad476dc81027fc2f6bf3", kill_on_drop: false }`
[INFO] [stderr]     Checking css-color-parser2 v1.0.1
[INFO] [stderr]     Checking ccolour-juicer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `COMPUTED_TEST`
[INFO] [stdout]   --> src/constants.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / pub const COMPUTED_TEST: &str = "em { color: #f00 }              /* #rgb */
[INFO] [stdout] 2  | |     em { color: #ff0000 }           /* #rrggbb */
[INFO] [stdout] 3  | |     em { color: rgb(255,0,0) }
[INFO] [stdout] 4  | |     em { color: rgb(100%, 0%, 0%) }
[INFO] [stdout] ...  |
[INFO] [stdout] 14 | |     em { color: hsl(120, 100%, 50%) }     /* green */
[INFO] [stdout] 15 | |     em { color: hsla(120, 100%, 50%, 1) } /* the same, with explicit opacity of 1 */";
[INFO] [stdout]    | |______________________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NAMED_TEST`
[INFO] [stdout]    --> src/constants.rs:17:1
[INFO] [stdout]     |
[INFO] [stdout] 17  | / pub const NAMED_TEST: &str = "aliceblue    #F0F8FF
[INFO] [stdout] 18  | |     antiquewhite    #FAEBD7
[INFO] [stdout] 19  | |     aqua    #00FFFF
[INFO] [stdout] 20  | |     aquamarine    #7FFFD4
[INFO] [stdout] ...   |
[INFO] [stdout] 163 | |     yellowgreen    #9ACD32
[INFO] [stdout] 164 | |     ";
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "3398983c9bbf2cb942af55c5e74761b4ad09213daa3bad476dc81027fc2f6bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3398983c9bbf2cb942af55c5e74761b4ad09213daa3bad476dc81027fc2f6bf3", kill_on_drop: false }`
[INFO] [stdout] 3398983c9bbf2cb942af55c5e74761b4ad09213daa3bad476dc81027fc2f6bf3