[INFO] fetching crate async-task 4.0.2...
[INFO] documenting async-task-4.0.2 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate async-task 4.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate async-task 4.0.2 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-task 4.0.2
[INFO] finished tweaking crates.io crate async-task 4.0.2
[INFO] tweaked toml for crates.io crate async-task 4.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate async-task 4.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-lite v1.7.0
[INFO] [stderr]   Downloaded async-process v1.0.0
[INFO] [stderr]   Downloaded spinning_top v0.2.2
[INFO] [stderr]   Downloaded async-rwlock v1.1.0
[INFO] [stderr]   Downloaded async-lock v2.1.3
[INFO] [stderr]   Downloaded async-semaphore v1.1.0
[INFO] [stderr]   Downloaded async-fs v1.3.0
[INFO] [stderr]   Downloaded smol v1.0.1
[INFO] [stderr]   Downloaded easy-parallel v3.1.0
[INFO] [stderr]   Downloaded async-net v1.3.0
[INFO] [stderr]   Downloaded flume v0.9.0
[INFO] [stderr]   Downloaded async-barrier v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5de4ee10640983b333747a9f7fba720423cf3c1f10c0723eb8334e481d4c673d
[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" "5de4ee10640983b333747a9f7fba720423cf3c1f10c0723eb8334e481d4c673d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5de4ee10640983b333747a9f7fba720423cf3c1f10c0723eb8334e481d4c673d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de4ee10640983b333747a9f7fba720423cf3c1f10c0723eb8334e481d4c673d", kill_on_drop: false }`
[INFO] [stdout] 5de4ee10640983b333747a9f7fba720423cf3c1f10c0723eb8334e481d4c673d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d04cbaa5b170d840d81e36d54b0a950772505dce30274e28b6286e9f7cb6e2b5
[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" "d04cbaa5b170d840d81e36d54b0a950772505dce30274e28b6286e9f7cb6e2b5", kill_on_drop: false }`
[INFO] [stderr]  Documenting async-task v4.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "d04cbaa5b170d840d81e36d54b0a950772505dce30274e28b6286e9f7cb6e2b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d04cbaa5b170d840d81e36d54b0a950772505dce30274e28b6286e9f7cb6e2b5", kill_on_drop: false }`
[INFO] [stdout] d04cbaa5b170d840d81e36d54b0a950772505dce30274e28b6286e9f7cb6e2b5
