[INFO] fetching crate arf-strings 0.6.6...
[INFO] documenting arf-strings-0.6.6 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate arf-strings 0.6.6 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate arf-strings 0.6.6 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 arf-strings 0.6.6
[INFO] finished tweaking crates.io crate arf-strings 0.6.6
[INFO] tweaked toml for crates.io crate arf-strings 0.6.6 written to /workspace/builds/worker-52/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] [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] ff3bb2b8d31811f53e46f8400d0d9f4767b215c8ebeabb13c7e6a35c65e193a6
[INFO] running `Command { std: "docker" "start" "-a" "ff3bb2b8d31811f53e46f8400d0d9f4767b215c8ebeabb13c7e6a35c65e193a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff3bb2b8d31811f53e46f8400d0d9f4767b215c8ebeabb13c7e6a35c65e193a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff3bb2b8d31811f53e46f8400d0d9f4767b215c8ebeabb13c7e6a35c65e193a6", kill_on_drop: false }`
[INFO] [stdout] ff3bb2b8d31811f53e46f8400d0d9f4767b215c8ebeabb13c7e6a35c65e193a6
[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] e3739ed93c850f017ee76b06a82d5da04ebbd6480e76c3c9f3edd1b922c9169e
[INFO] running `Command { std: "docker" "start" "-a" "e3739ed93c850f017ee76b06a82d5da04ebbd6480e76c3c9f3edd1b922c9169e", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-lifetimes v0.6.1
[INFO] [stderr]    Compiling rustix v0.34.8
[INFO] [stderr]     Checking linux-raw-sys v0.0.46
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]  Documenting arf-strings v0.6.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `Command { std: "docker" "inspect" "e3739ed93c850f017ee76b06a82d5da04ebbd6480e76c3c9f3edd1b922c9169e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3739ed93c850f017ee76b06a82d5da04ebbd6480e76c3c9f3edd1b922c9169e", kill_on_drop: false }`
[INFO] [stdout] e3739ed93c850f017ee76b06a82d5da04ebbd6480e76c3c9f3edd1b922c9169e
[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" "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] b1ee19ecce73a61f9fd9b92efb7097b0fe6ef9c768e2e35007bb212f428747a6
[INFO] running `Command { std: "docker" "start" "-a" "b1ee19ecce73a61f9fd9b92efb7097b0fe6ef9c768e2e35007bb212f428747a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-lifetimes v0.6.1
[INFO] [stderr]    Compiling rustix v0.34.8
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking linux-raw-sys v0.0.46
[INFO] [stderr]  Documenting arf-strings v0.6.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.80s
[INFO] running `Command { std: "docker" "inspect" "b1ee19ecce73a61f9fd9b92efb7097b0fe6ef9c768e2e35007bb212f428747a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ee19ecce73a61f9fd9b92efb7097b0fe6ef9c768e2e35007bb212f428747a6", kill_on_drop: false }`
[INFO] [stdout] b1ee19ecce73a61f9fd9b92efb7097b0fe6ef9c768e2e35007bb212f428747a6