[INFO] cloning repository https://github.com/BergerAPI/renderer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BergerAPI/renderer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBergerAPI%2Frenderer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBergerAPI%2Frenderer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5802baa2478be437436cfaa656a68a634cb33a3d
[INFO] documenting BergerAPI/renderer against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBergerAPI%2Frenderer" "/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/BergerAPI/renderer on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BergerAPI/renderer
[INFO] finished tweaking git repo https://github.com/BergerAPI/renderer
[INFO] tweaked toml for git repo https://github.com/BergerAPI/renderer written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/BergerAPI/renderer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d10882ce2282014b22679f13e6dc14d1ac2520339a01fb4484b36529085400f5
[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" "d10882ce2282014b22679f13e6dc14d1ac2520339a01fb4484b36529085400f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d10882ce2282014b22679f13e6dc14d1ac2520339a01fb4484b36529085400f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10882ce2282014b22679f13e6dc14d1ac2520339a01fb4484b36529085400f5", kill_on_drop: false }`
[INFO] [stdout] d10882ce2282014b22679f13e6dc14d1ac2520339a01fb4484b36529085400f5
[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" "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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7db19d9eed0492a9baf551d90433ceb2ae0f942a49c2498a40b4c350e52840aa
[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" "7db19d9eed0492a9baf551d90433ceb2ae0f942a49c2498a40b4c350e52840aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking foreign-types-shared v0.3.0
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling crossfont v0.3.1
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling renderer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling foreign-types-macros v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking freetype-rs v0.26.0
[INFO] [stderr]     Checking foreign-types v0.5.0
[INFO] [stderr]     Checking servo-fontconfig v0.5.1
[INFO] [stderr]     Checking wayland-client v0.28.6
[INFO] [stderr]     Checking wayland-protocols v0.28.6
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking glutin v0.27.0
[INFO] [stderr]  Documenting renderer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.78s
[INFO] running `Command { std: "docker" "inspect" "7db19d9eed0492a9baf551d90433ceb2ae0f942a49c2498a40b4c350e52840aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7db19d9eed0492a9baf551d90433ceb2ae0f942a49c2498a40b4c350e52840aa", kill_on_drop: false }`
[INFO] [stdout] 7db19d9eed0492a9baf551d90433ceb2ae0f942a49c2498a40b4c350e52840aa