[INFO] fetching crate union-find 0.3.3...
[INFO] documenting union-find-0.3.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate union-find 0.3.3 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate union-find 0.3.3 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 union-find 0.3.3
[INFO] finished tweaking crates.io crate union-find 0.3.3
[INFO] tweaked toml for crates.io crate union-find 0.3.3 written to /workspace/builds/worker-35/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-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 297f3ece17886dcc00e5cabf72c4e013ee3b213040e5b59a714c46fd9909a325
[INFO] running `Command { std: "docker" "start" "-a" "297f3ece17886dcc00e5cabf72c4e013ee3b213040e5b59a714c46fd9909a325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "297f3ece17886dcc00e5cabf72c4e013ee3b213040e5b59a714c46fd9909a325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297f3ece17886dcc00e5cabf72c4e013ee3b213040e5b59a714c46fd9909a325", kill_on_drop: false }`
[INFO] [stdout] 297f3ece17886dcc00e5cabf72c4e013ee3b213040e5b59a714c46fd9909a325
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] b046591ed9c7ec46acbe6ef744991fafa455c2d896a9be58160d74d05e4efcfc
[INFO] running `Command { std: "docker" "start" "-a" "b046591ed9c7ec46acbe6ef744991fafa455c2d896a9be58160d74d05e4efcfc", kill_on_drop: false }`
[INFO] [stderr]  Documenting union-find v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "b046591ed9c7ec46acbe6ef744991fafa455c2d896a9be58160d74d05e4efcfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b046591ed9c7ec46acbe6ef744991fafa455c2d896a9be58160d74d05e4efcfc", kill_on_drop: false }`
[INFO] [stdout] b046591ed9c7ec46acbe6ef744991fafa455c2d896a9be58160d74d05e4efcfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] aa0dd573ab8415d23ac5ec2f5c601a0d267c43e3ae67e26b86f74dc2b78c86cf
[INFO] running `Command { std: "docker" "start" "-a" "aa0dd573ab8415d23ac5ec2f5c601a0d267c43e3ae67e26b86f74dc2b78c86cf", kill_on_drop: false }`
[INFO] [stderr]  Documenting union-find v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "aa0dd573ab8415d23ac5ec2f5c601a0d267c43e3ae67e26b86f74dc2b78c86cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa0dd573ab8415d23ac5ec2f5c601a0d267c43e3ae67e26b86f74dc2b78c86cf", kill_on_drop: false }`
[INFO] [stdout] aa0dd573ab8415d23ac5ec2f5c601a0d267c43e3ae67e26b86f74dc2b78c86cf