[INFO] fetching crate flatmap 0.0.0...
[INFO] documenting flatmap-0.0.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate flatmap 0.0.0 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate flatmap 0.0.0 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 flatmap 0.0.0
[INFO] finished tweaking crates.io crate flatmap 0.0.0
[INFO] tweaked toml for crates.io crate flatmap 0.0.0 written to /workspace/builds/worker-64/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] 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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 490001ba969a1cf77ccf7c22dca45b8b18b30c501e4907ee3b6195e73596b4a3
[INFO] running `Command { std: "docker" "start" "-a" "490001ba969a1cf77ccf7c22dca45b8b18b30c501e4907ee3b6195e73596b4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "490001ba969a1cf77ccf7c22dca45b8b18b30c501e4907ee3b6195e73596b4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "490001ba969a1cf77ccf7c22dca45b8b18b30c501e4907ee3b6195e73596b4a3", kill_on_drop: false }`
[INFO] [stdout] 490001ba969a1cf77ccf7c22dca45b8b18b30c501e4907ee3b6195e73596b4a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 6521c724dd9af1da8147b2e674cc0bed3d30df4bb6f9b807b3e5c9527050c012
[INFO] running `Command { std: "docker" "start" "-a" "6521c724dd9af1da8147b2e674cc0bed3d30df4bb6f9b807b3e5c9527050c012", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting flatmap v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "6521c724dd9af1da8147b2e674cc0bed3d30df4bb6f9b807b3e5c9527050c012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6521c724dd9af1da8147b2e674cc0bed3d30df4bb6f9b807b3e5c9527050c012", kill_on_drop: false }`
[INFO] [stdout] 6521c724dd9af1da8147b2e674cc0bed3d30df4bb6f9b807b3e5c9527050c012
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] e374e9da7170a0631974912d9c96ff7cda451b8ee9a4350ffc35dde777845013
[INFO] running `Command { std: "docker" "start" "-a" "e374e9da7170a0631974912d9c96ff7cda451b8ee9a4350ffc35dde777845013", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting flatmap v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "e374e9da7170a0631974912d9c96ff7cda451b8ee9a4350ffc35dde777845013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e374e9da7170a0631974912d9c96ff7cda451b8ee9a4350ffc35dde777845013", kill_on_drop: false }`
[INFO] [stdout] e374e9da7170a0631974912d9c96ff7cda451b8ee9a4350ffc35dde777845013