[INFO] cloning repository https://github.com/matttgregg/advent19
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matttgregg/advent19" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatttgregg%2Fadvent19", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatttgregg%2Fadvent19'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc040006b3a44a633f8ef4c0b9be40156dedb9d5
[INFO] documenting matttgregg/advent19 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%2Fmatttgregg%2Fadvent19" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matttgregg/advent19 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/matttgregg/advent19
[INFO] finished tweaking git repo https://github.com/matttgregg/advent19
[INFO] tweaked toml for git repo https://github.com/matttgregg/advent19 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/matttgregg/advent19 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] fe8e49a6be4569eb1539bb7b080c92382c942103850696985bdd202d8e2e2aa5
[INFO] running `Command { std: "docker" "start" "-a" "fe8e49a6be4569eb1539bb7b080c92382c942103850696985bdd202d8e2e2aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe8e49a6be4569eb1539bb7b080c92382c942103850696985bdd202d8e2e2aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe8e49a6be4569eb1539bb7b080c92382c942103850696985bdd202d8e2e2aa5", kill_on_drop: false }`
[INFO] [stdout] fe8e49a6be4569eb1539bb7b080c92382c942103850696985bdd202d8e2e2aa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 959ec23382a47dde187b09285481da18244e14133b53e92730d2f71a6210346e
[INFO] running `Command { std: "docker" "start" "-a" "959ec23382a47dde187b09285481da18244e14133b53e92730d2f71a6210346e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]  Documenting advent19 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.10s
[INFO] running `Command { std: "docker" "inspect" "959ec23382a47dde187b09285481da18244e14133b53e92730d2f71a6210346e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959ec23382a47dde187b09285481da18244e14133b53e92730d2f71a6210346e", kill_on_drop: false }`
[INFO] [stdout] 959ec23382a47dde187b09285481da18244e14133b53e92730d2f71a6210346e