[INFO] fetching crate rustoa 0.1.8...
[INFO] documenting rustoa-0.1.8 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate rustoa 0.1.8 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rustoa 0.1.8 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustoa 0.1.8
[INFO] finished tweaking crates.io crate rustoa 0.1.8
[INFO] tweaked toml for crates.io crate rustoa 0.1.8 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83f3d8cf5944bdd8bb13336bb02eb23a405178dafeb58675d730c4ac09dc2213
[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" "83f3d8cf5944bdd8bb13336bb02eb23a405178dafeb58675d730c4ac09dc2213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83f3d8cf5944bdd8bb13336bb02eb23a405178dafeb58675d730c4ac09dc2213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83f3d8cf5944bdd8bb13336bb02eb23a405178dafeb58675d730c4ac09dc2213", kill_on_drop: false }`
[INFO] [stdout] 83f3d8cf5944bdd8bb13336bb02eb23a405178dafeb58675d730c4ac09dc2213
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e18303a7f6e9415f706afbc4817297a9b619f8d3773c7063f4570c90dfdb9e1f
[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" "e18303a7f6e9415f706afbc4817297a9b619f8d3773c7063f4570c90dfdb9e1f", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]  Documenting rustoa v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.80s
[INFO] running `Command { std: "docker" "inspect" "e18303a7f6e9415f706afbc4817297a9b619f8d3773c7063f4570c90dfdb9e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e18303a7f6e9415f706afbc4817297a9b619f8d3773c7063f4570c90dfdb9e1f", kill_on_drop: false }`
[INFO] [stdout] e18303a7f6e9415f706afbc4817297a9b619f8d3773c7063f4570c90dfdb9e1f