[INFO] cloning repository https://github.com/FreeMasen/knuth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FreeMasen/knuth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fknuth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fknuth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 828e74eba416a2bdeabcbb17fe29bafffc609c6f
[INFO] documenting FreeMasen/knuth 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%2FFreeMasen%2Fknuth" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreeMasen/knuth 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/FreeMasen/knuth
[INFO] finished tweaking git repo https://github.com/FreeMasen/knuth
[INFO] tweaked toml for git repo https://github.com/FreeMasen/knuth written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/FreeMasen/knuth 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 490aee190cd589106318f18688d51e17b45289273c0957316e59fca0d9a989d8
[INFO] running `Command { std: "docker" "start" "-a" "490aee190cd589106318f18688d51e17b45289273c0957316e59fca0d9a989d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "490aee190cd589106318f18688d51e17b45289273c0957316e59fca0d9a989d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "490aee190cd589106318f18688d51e17b45289273c0957316e59fca0d9a989d8", kill_on_drop: false }`
[INFO] [stdout] 490aee190cd589106318f18688d51e17b45289273c0957316e59fca0d9a989d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] ed1bd8312ebbb37fd67143fa9c2dc23ba7984bd845b56bec20ea4c8e1842d0c3
[INFO] running `Command { std: "docker" "start" "-a" "ed1bd8312ebbb37fd67143fa9c2dc23ba7984bd845b56bec20ea4c8e1842d0c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]  Documenting knuth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.51s
[INFO] running `Command { std: "docker" "inspect" "ed1bd8312ebbb37fd67143fa9c2dc23ba7984bd845b56bec20ea4c8e1842d0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed1bd8312ebbb37fd67143fa9c2dc23ba7984bd845b56bec20ea4c8e1842d0c3", kill_on_drop: false }`
[INFO] [stdout] ed1bd8312ebbb37fd67143fa9c2dc23ba7984bd845b56bec20ea4c8e1842d0c3