[INFO] fetching crate async-timer 1.0.0-beta.8...
[INFO] documenting async-timer-1.0.0-beta.8 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate async-timer 1.0.0-beta.8 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate async-timer 1.0.0-beta.8 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 async-timer 1.0.0-beta.8
[INFO] finished tweaking crates.io crate async-timer 1.0.0-beta.8
[INFO] tweaked toml for crates.io crate async-timer 1.0.0-beta.8 written to /workspace/builds/worker-8/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-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" "+beta-2022-05-20" "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] 039a8d513864b2fc555b05bc0deeed05300848509ee2390cae25b57fde8cfbd8
[INFO] running `Command { std: "docker" "start" "-a" "039a8d513864b2fc555b05bc0deeed05300848509ee2390cae25b57fde8cfbd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "039a8d513864b2fc555b05bc0deeed05300848509ee2390cae25b57fde8cfbd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039a8d513864b2fc555b05bc0deeed05300848509ee2390cae25b57fde8cfbd8", kill_on_drop: false }`
[INFO] [stdout] 039a8d513864b2fc555b05bc0deeed05300848509ee2390cae25b57fde8cfbd8
[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" "+beta-2022-05-20" "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] 57adb7dffcf6ef72a86fc3722e93163d462f313dcb9a70fba7b3d4d8a8a618ae
[INFO] running `Command { std: "docker" "start" "-a" "57adb7dffcf6ef72a86fc3722e93163d462f313dcb9a70fba7b3d4d8a8a618ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking str-buf v1.0.6
[INFO] [stderr]    Compiling async-timer v1.0.0-beta.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking error-code v2.3.1
[INFO] [stderr]  Documenting async-timer v1.0.0-beta.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.81s
[INFO] running `Command { std: "docker" "inspect" "57adb7dffcf6ef72a86fc3722e93163d462f313dcb9a70fba7b3d4d8a8a618ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57adb7dffcf6ef72a86fc3722e93163d462f313dcb9a70fba7b3d4d8a8a618ae", kill_on_drop: false }`
[INFO] [stdout] 57adb7dffcf6ef72a86fc3722e93163d462f313dcb9a70fba7b3d4d8a8a618ae
[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" "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] 03cdf9b77665bfbe2c2b49ee0b147f89716258f5ef43432383aae286363bcf01
[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" "03cdf9b77665bfbe2c2b49ee0b147f89716258f5ef43432383aae286363bcf01", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking str-buf v1.0.6
[INFO] [stderr]    Compiling async-timer v1.0.0-beta.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking error-code v2.3.1
[INFO] [stderr]  Documenting async-timer v1.0.0-beta.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.60s
[INFO] running `Command { std: "docker" "inspect" "03cdf9b77665bfbe2c2b49ee0b147f89716258f5ef43432383aae286363bcf01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03cdf9b77665bfbe2c2b49ee0b147f89716258f5ef43432383aae286363bcf01", kill_on_drop: false }`
[INFO] [stdout] 03cdf9b77665bfbe2c2b49ee0b147f89716258f5ef43432383aae286363bcf01