[INFO] fetching crate rbitset 0.2.1...
[INFO] documenting rbitset-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate rbitset 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rbitset 0.2.1 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 rbitset 0.2.1
[INFO] finished tweaking crates.io crate rbitset 0.2.1
[INFO] tweaked toml for crates.io crate rbitset 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rbitset 0.2.1 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] 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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 586d3e33ef42a65545b7194e174e5220d2a18b77f12600ac55b05e6ed4d68a79
[INFO] running `Command { std: "docker" "start" "-a" "586d3e33ef42a65545b7194e174e5220d2a18b77f12600ac55b05e6ed4d68a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "586d3e33ef42a65545b7194e174e5220d2a18b77f12600ac55b05e6ed4d68a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586d3e33ef42a65545b7194e174e5220d2a18b77f12600ac55b05e6ed4d68a79", kill_on_drop: false }`
[INFO] [stdout] 586d3e33ef42a65545b7194e174e5220d2a18b77f12600ac55b05e6ed4d68a79
[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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00c6e7b37eb45a9739ce6283318bd8bb077c3999afa19aa48bb301aada5cf534
[INFO] running `Command { std: "docker" "start" "-a" "00c6e7b37eb45a9739ce6283318bd8bb077c3999afa19aa48bb301aada5cf534", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]  Documenting rbitset v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "00c6e7b37eb45a9739ce6283318bd8bb077c3999afa19aa48bb301aada5cf534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00c6e7b37eb45a9739ce6283318bd8bb077c3999afa19aa48bb301aada5cf534", kill_on_drop: false }`
[INFO] [stdout] 00c6e7b37eb45a9739ce6283318bd8bb077c3999afa19aa48bb301aada5cf534
[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" "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" "--all-features" "--frozen" "--message-format=json" "--" "--cfg" "_doc" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 5fec08a6bf94e459305121e1aa4e565745d2c47b471d2177a0f392860e0877a3
[INFO] running `Command { std: "docker" "start" "-a" "5fec08a6bf94e459305121e1aa4e565745d2c47b471d2177a0f392860e0877a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]  Documenting rbitset v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.63s
[INFO] running `Command { std: "docker" "inspect" "5fec08a6bf94e459305121e1aa4e565745d2c47b471d2177a0f392860e0877a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fec08a6bf94e459305121e1aa4e565745d2c47b471d2177a0f392860e0877a3", kill_on_drop: false }`
[INFO] [stdout] 5fec08a6bf94e459305121e1aa4e565745d2c47b471d2177a0f392860e0877a3