[INFO] fetching crate pk 0.0.1...
[INFO] documenting pk-0.0.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate pk 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pk 0.0.1 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 pk 0.0.1
[INFO] finished tweaking crates.io crate pk 0.0.1
[INFO] tweaked toml for crates.io crate pk 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate pk 0.0.1 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 911a256b3c0ddfc4aafaad453c1e6c284dc41c981948cfb88fecdcdb7349c733
[INFO] running `Command { std: "docker" "start" "-a" "911a256b3c0ddfc4aafaad453c1e6c284dc41c981948cfb88fecdcdb7349c733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "911a256b3c0ddfc4aafaad453c1e6c284dc41c981948cfb88fecdcdb7349c733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "911a256b3c0ddfc4aafaad453c1e6c284dc41c981948cfb88fecdcdb7349c733", kill_on_drop: false }`
[INFO] [stdout] 911a256b3c0ddfc4aafaad453c1e6c284dc41c981948cfb88fecdcdb7349c733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] bd2e4a816605c246d4b0aa84bc62db71dc27a88dae02ce5915038d489b7fcdfe
[INFO] running `Command { std: "docker" "start" "-a" "bd2e4a816605c246d4b0aa84bc62db71dc27a88dae02ce5915038d489b7fcdfe", kill_on_drop: false }`
[INFO] [stderr]  Documenting pk v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "bd2e4a816605c246d4b0aa84bc62db71dc27a88dae02ce5915038d489b7fcdfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd2e4a816605c246d4b0aa84bc62db71dc27a88dae02ce5915038d489b7fcdfe", kill_on_drop: false }`
[INFO] [stdout] bd2e4a816605c246d4b0aa84bc62db71dc27a88dae02ce5915038d489b7fcdfe