[INFO] fetching crate fuchsia-zircon 0.3.3...
[INFO] documenting fuchsia-zircon-0.3.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate fuchsia-zircon 0.3.3 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate fuchsia-zircon 0.3.3 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 crates.io crate fuchsia-zircon 0.3.3
[INFO] finished tweaking crates.io crate fuchsia-zircon 0.3.3
[INFO] tweaked toml for crates.io crate fuchsia-zircon 0.3.3 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 22e83d8a44d05ca220c51b94c7946ed9480c1a77e9814ac6511180d1ec8792d9
[INFO] running `Command { std: "docker" "start" "-a" "22e83d8a44d05ca220c51b94c7946ed9480c1a77e9814ac6511180d1ec8792d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22e83d8a44d05ca220c51b94c7946ed9480c1a77e9814ac6511180d1ec8792d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22e83d8a44d05ca220c51b94c7946ed9480c1a77e9814ac6511180d1ec8792d9", kill_on_drop: false }`
[INFO] [stdout] 22e83d8a44d05ca220c51b94c7946ed9480c1a77e9814ac6511180d1ec8792d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 6ef402fa4eb052f07f0e1f821064d3731850c2b28bc83069529722ccd4934622
[INFO] running `Command { std: "docker" "start" "-a" "6ef402fa4eb052f07f0e1f821064d3731850c2b28bc83069529722ccd4934622", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking fuchsia-zircon-sys v0.3.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]  Documenting fuchsia-zircon v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "6ef402fa4eb052f07f0e1f821064d3731850c2b28bc83069529722ccd4934622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef402fa4eb052f07f0e1f821064d3731850c2b28bc83069529722ccd4934622", kill_on_drop: false }`
[INFO] [stdout] 6ef402fa4eb052f07f0e1f821064d3731850c2b28bc83069529722ccd4934622
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 5de37f1b12bbc96892f01ac8939bde8c9f856bf07e90ebf48b303703d33b08ef
[INFO] running `Command { std: "docker" "start" "-a" "5de37f1b12bbc96892f01ac8939bde8c9f856bf07e90ebf48b303703d33b08ef", kill_on_drop: false }`
[INFO] [stderr]     Checking fuchsia-zircon-sys v0.3.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]  Documenting fuchsia-zircon v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "5de37f1b12bbc96892f01ac8939bde8c9f856bf07e90ebf48b303703d33b08ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de37f1b12bbc96892f01ac8939bde8c9f856bf07e90ebf48b303703d33b08ef", kill_on_drop: false }`
[INFO] [stdout] 5de37f1b12bbc96892f01ac8939bde8c9f856bf07e90ebf48b303703d33b08ef