[INFO] cloning repository https://github.com/Aloso/colo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aloso/colo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAloso%2Fcolo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAloso%2Fcolo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b3c39822f3a721d97dc2729318b432a2535beba
[INFO] documenting Aloso/colo against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAloso%2Fcolo" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Aloso/colo on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Aloso/colo
[INFO] finished tweaking git repo https://github.com/Aloso/colo
[INFO] tweaked toml for git repo https://github.com/Aloso/colo written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Aloso/colo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fastrand v1.4.0
[INFO] [stderr]   Downloaded color_space v0.5.3
[INFO] [stderr]   Downloaded terminal_size v0.1.15
[INFO] [stderr]   Downloaded console v0.13.0
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0b70d5404ed494157b1cc22e755d3a8c078775250c234ae44eac0500006b581
[INFO] running `Command { std: "docker" "start" "-a" "a0b70d5404ed494157b1cc22e755d3a8c078775250c234ae44eac0500006b581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0b70d5404ed494157b1cc22e755d3a8c078775250c234ae44eac0500006b581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0b70d5404ed494157b1cc22e755d3a8c078775250c234ae44eac0500006b581", kill_on_drop: false }`
[INFO] [stdout] a0b70d5404ed494157b1cc22e755d3a8c078775250c234ae44eac0500006b581
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f24e9c91940bee8c23d3702c34d907bd52983930c0224245cdfdbd61d71e035e
[INFO] running `Command { std: "docker" "start" "-a" "f24e9c91940bee8c23d3702c34d907bd52983930c0224245cdfdbd61d71e035e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling colo v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking color_space v0.5.3
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]  Documenting colo v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/color/contrast.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! - https://www.w3.org/TR/2008/REC-WCAG20-20081211/#contrast-ratiodef
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.w3.org/TR/2008/REC-WCAG20-20081211/#contrast-ratiodef>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/color/contrast.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! - https://www.w3.org/TR/2008/REC-WCAG20-20081211/#relativeluminancedef
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.w3.org/TR/2008/REC-WCAG20-20081211/#relativeluminancedef>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/color/html.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | /// https://www.w3schools.com/colors/colors_groups.asp
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.w3schools.com/colors/colors_groups.asp>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.26s
[INFO] running `Command { std: "docker" "inspect" "f24e9c91940bee8c23d3702c34d907bd52983930c0224245cdfdbd61d71e035e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24e9c91940bee8c23d3702c34d907bd52983930c0224245cdfdbd61d71e035e", kill_on_drop: false }`
[INFO] [stdout] f24e9c91940bee8c23d3702c34d907bd52983930c0224245cdfdbd61d71e035e