[INFO] fetching crate cargo-feature 0.7.0...
[INFO] documenting cargo-feature-0.7.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate cargo-feature 0.7.0 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate cargo-feature 0.7.0 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 cargo-feature 0.7.0
[INFO] finished tweaking crates.io crate cargo-feature 0.7.0
[INFO] tweaked toml for crates.io crate cargo-feature 0.7.0 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate crates.io crate cargo-feature 0.7.0 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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 4ff99339dfb69170a995d7f374894fe77711c2d9056412d9a322bc67fa414e27
[INFO] running `Command { std: "docker" "start" "-a" "4ff99339dfb69170a995d7f374894fe77711c2d9056412d9a322bc67fa414e27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ff99339dfb69170a995d7f374894fe77711c2d9056412d9a322bc67fa414e27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff99339dfb69170a995d7f374894fe77711c2d9056412d9a322bc67fa414e27", kill_on_drop: false }`
[INFO] [stdout] 4ff99339dfb69170a995d7f374894fe77711c2d9056412d9a322bc67fa414e27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 5319b1ec2ac25458b6095a31fbe29a2a6c46b3a2209a27b168f3a792535b8339
[INFO] running `Command { std: "docker" "start" "-a" "5319b1ec2ac25458b6095a31fbe29a2a6c46b3a2209a27b168f3a792535b8339", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling camino v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling semver v1.0.9
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking pad v0.1.6
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking combine v4.6.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking toml_edit v0.14.3
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking cargo_metadata v0.14.2
[INFO] [stderr]  Documenting cargo-feature v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.28s
[INFO] running `Command { std: "docker" "inspect" "5319b1ec2ac25458b6095a31fbe29a2a6c46b3a2209a27b168f3a792535b8339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5319b1ec2ac25458b6095a31fbe29a2a6c46b3a2209a27b168f3a792535b8339", kill_on_drop: false }`
[INFO] [stdout] 5319b1ec2ac25458b6095a31fbe29a2a6c46b3a2209a27b168f3a792535b8339