[INFO] fetching crate temporary 0.6.4...
[INFO] documenting temporary-0.6.4 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate temporary 0.6.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate temporary 0.6.4 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 temporary 0.6.4
[INFO] finished tweaking crates.io crate temporary 0.6.4
[INFO] tweaked toml for crates.io crate temporary 0.6.4 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] a3b7efaef83164cf2153e977ebe8ad162b95cd8e35fe577fdc6e5d17dfe75198
[INFO] running `Command { std: "docker" "start" "-a" "a3b7efaef83164cf2153e977ebe8ad162b95cd8e35fe577fdc6e5d17dfe75198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3b7efaef83164cf2153e977ebe8ad162b95cd8e35fe577fdc6e5d17dfe75198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3b7efaef83164cf2153e977ebe8ad162b95cd8e35fe577fdc6e5d17dfe75198", kill_on_drop: false }`
[INFO] [stdout] a3b7efaef83164cf2153e977ebe8ad162b95cd8e35fe577fdc6e5d17dfe75198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] e5571396ab5f3a574fb8ade1966be578498d176bf2cd56c99e041dc23504582e
[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" "e5571396ab5f3a574fb8ade1966be578498d176bf2cd56c99e041dc23504582e", kill_on_drop: false }`
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]  Documenting temporary v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "e5571396ab5f3a574fb8ade1966be578498d176bf2cd56c99e041dc23504582e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5571396ab5f3a574fb8ade1966be578498d176bf2cd56c99e041dc23504582e", kill_on_drop: false }`
[INFO] [stdout] e5571396ab5f3a574fb8ade1966be578498d176bf2cd56c99e041dc23504582e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7f8038321fb26fdcb7c152654c4a5298f49ba82de500db3498a4d3ba9d2ffdf6
[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" "7f8038321fb26fdcb7c152654c4a5298f49ba82de500db3498a4d3ba9d2ffdf6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]  Documenting temporary v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "7f8038321fb26fdcb7c152654c4a5298f49ba82de500db3498a4d3ba9d2ffdf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8038321fb26fdcb7c152654c4a5298f49ba82de500db3498a4d3ba9d2ffdf6", kill_on_drop: false }`
[INFO] [stdout] 7f8038321fb26fdcb7c152654c4a5298f49ba82de500db3498a4d3ba9d2ffdf6