[INFO] fetching crate expat-sys 2.1.6...
[INFO] documenting expat-sys-2.1.6 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate expat-sys 2.1.6 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate expat-sys 2.1.6 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate expat-sys 2.1.6
[INFO] finished tweaking crates.io crate expat-sys 2.1.6
[INFO] tweaked toml for crates.io crate expat-sys 2.1.6 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5c58ed7575d03e78b3d13b7190198cf06667d09ad83c3ad605f6fe4504604a02
[INFO] running `Command { std: "docker" "start" "-a" "5c58ed7575d03e78b3d13b7190198cf06667d09ad83c3ad605f6fe4504604a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c58ed7575d03e78b3d13b7190198cf06667d09ad83c3ad605f6fe4504604a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c58ed7575d03e78b3d13b7190198cf06667d09ad83c3ad605f6fe4504604a02", kill_on_drop: false }`
[INFO] [stdout] 5c58ed7575d03e78b3d13b7190198cf06667d09ad83c3ad605f6fe4504604a02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eb459b0ca1481315b84b7ef83abe0b856145ec31e6680638333f90a5c3f83526
[INFO] running `Command { std: "docker" "start" "-a" "eb459b0ca1481315b84b7ef83abe0b856145ec31e6680638333f90a5c3f83526", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling expat-sys v2.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting expat-sys v2.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.97s
[INFO] running `Command { std: "docker" "inspect" "eb459b0ca1481315b84b7ef83abe0b856145ec31e6680638333f90a5c3f83526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb459b0ca1481315b84b7ef83abe0b856145ec31e6680638333f90a5c3f83526", kill_on_drop: false }`
[INFO] [stdout] eb459b0ca1481315b84b7ef83abe0b856145ec31e6680638333f90a5c3f83526
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 551706dae254fb405e4cbaa5faea8f64166a70cf29f9252a6fffba94b961e8d8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "551706dae254fb405e4cbaa5faea8f64166a70cf29f9252a6fffba94b961e8d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling expat-sys v2.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting expat-sys v2.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.13s
[INFO] running `Command { std: "docker" "inspect" "551706dae254fb405e4cbaa5faea8f64166a70cf29f9252a6fffba94b961e8d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "551706dae254fb405e4cbaa5faea8f64166a70cf29f9252a6fffba94b961e8d8", kill_on_drop: false }`
[INFO] [stdout] 551706dae254fb405e4cbaa5faea8f64166a70cf29f9252a6fffba94b961e8d8