[INFO] cloning repository https://github.com/MattBelle/workspace-browser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MattBelle/workspace-browser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattBelle%2Fworkspace-browser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattBelle%2Fworkspace-browser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ef0cf2bd4eb3f4982fcaa6053156dfa2260cf59
[INFO] documenting MattBelle/workspace-browser against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattBelle%2Fworkspace-browser" "/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/MattBelle/workspace-browser on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MattBelle/workspace-browser
[INFO] finished tweaking git repo https://github.com/MattBelle/workspace-browser
[INFO] tweaked toml for git repo https://github.com/MattBelle/workspace-browser written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/MattBelle/workspace-browser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded from_map v0.1.0
[INFO] [stderr]   Downloaded hashmap_derive v0.1.0
[INFO] [stderr]   Downloaded shorthand v0.1.1
[INFO] [stderr]   Downloaded tui v0.15.0
[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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0aaad81d2680dd6a2fdc2f1669158efd514b620ebe287a18411bb0bdf5b43dbd
[INFO] running `Command { std: "docker" "start" "-a" "0aaad81d2680dd6a2fdc2f1669158efd514b620ebe287a18411bb0bdf5b43dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0aaad81d2680dd6a2fdc2f1669158efd514b620ebe287a18411bb0bdf5b43dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aaad81d2680dd6a2fdc2f1669158efd514b620ebe287a18411bb0bdf5b43dbd", kill_on_drop: false }`
[INFO] [stdout] 0aaad81d2680dd6a2fdc2f1669158efd514b620ebe287a18411bb0bdf5b43dbd
[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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e356045f6107b4e0a9e7739383ab9b4cea8110ceb51fd362973f5d46bbaed737
[INFO] running `Command { std: "docker" "start" "-a" "e356045f6107b4e0a9e7739383ab9b4cea8110ceb51fd362973f5d46bbaed737", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking convert_case v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking tui v0.15.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling hashmap_derive v0.1.0
[INFO] [stderr]    Compiling from_map v0.1.0
[INFO] [stderr]    Compiling shorthand v0.1.1
[INFO] [stderr]  Documenting workspace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.30s
[INFO] running `Command { std: "docker" "inspect" "e356045f6107b4e0a9e7739383ab9b4cea8110ceb51fd362973f5d46bbaed737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e356045f6107b4e0a9e7739383ab9b4cea8110ceb51fd362973f5d46bbaed737", kill_on_drop: false }`
[INFO] [stdout] e356045f6107b4e0a9e7739383ab9b4cea8110ceb51fd362973f5d46bbaed737