[INFO] cloning repository https://github.com/Omar-Belghaouti/rusty-concurrency
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Omar-Belghaouti/rusty-concurrency" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOmar-Belghaouti%2Frusty-concurrency", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOmar-Belghaouti%2Frusty-concurrency'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fa3cb0b2922ed925514dfba547f401f462cbb64
[INFO] documenting Omar-Belghaouti/rusty-concurrency against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOmar-Belghaouti%2Frusty-concurrency" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Omar-Belghaouti/rusty-concurrency on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Omar-Belghaouti/rusty-concurrency
[INFO] finished tweaking git repo https://github.com/Omar-Belghaouti/rusty-concurrency
[INFO] tweaked toml for git repo https://github.com/Omar-Belghaouti/rusty-concurrency written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Omar-Belghaouti/rusty-concurrency already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7989c6efa10698af7806d744bfe14063e866f2d3d8ba4e79cd2d5969d685613a
[INFO] running `Command { std: "docker" "start" "-a" "7989c6efa10698af7806d744bfe14063e866f2d3d8ba4e79cd2d5969d685613a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7989c6efa10698af7806d744bfe14063e866f2d3d8ba4e79cd2d5969d685613a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7989c6efa10698af7806d744bfe14063e866f2d3d8ba4e79cd2d5969d685613a", kill_on_drop: false }`
[INFO] [stdout] 7989c6efa10698af7806d744bfe14063e866f2d3d8ba4e79cd2d5969d685613a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2afdb5d70f71baad727ab7e8dcf8e6e58f5f146d4d06ae2f58e0d0f3e8d95999
[INFO] running `Command { std: "docker" "start" "-a" "2afdb5d70f71baad727ab7e8dcf8e6e58f5f146d4d06ae2f58e0d0f3e8d95999", kill_on_drop: false }`
[INFO] [stderr]  Documenting rusty-concurrency v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "2afdb5d70f71baad727ab7e8dcf8e6e58f5f146d4d06ae2f58e0d0f3e8d95999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afdb5d70f71baad727ab7e8dcf8e6e58f5f146d4d06ae2f58e0d0f3e8d95999", kill_on_drop: false }`
[INFO] [stdout] 2afdb5d70f71baad727ab7e8dcf8e6e58f5f146d4d06ae2f58e0d0f3e8d95999