[INFO] fetching crate roundqueue 0.2.4...
[INFO] documenting roundqueue-0.2.4 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate roundqueue 0.2.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate roundqueue 0.2.4 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 roundqueue 0.2.4
[INFO] finished tweaking crates.io crate roundqueue 0.2.4
[INFO] tweaked toml for crates.io crate roundqueue 0.2.4 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate roundqueue 0.2.4 already has a lockfile, it will not be regenerated
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded git-version v0.3.4
[INFO] [stderr]   Downloaded hostname v0.3.1
[INFO] [stderr]   Downloaded git-version-macro v0.3.4
[INFO] [stderr]   Downloaded match_cfg v0.1.0
[INFO] [stderr]   Downloaded chrono v0.4.13
[INFO] [stderr]   Downloaded syn v1.0.36
[INFO] [stderr]   Downloaded procfs v0.8.0
[INFO] [stderr]   Downloaded unix-daemonize v0.1.2
[INFO] [stderr]   Downloaded filetime v0.2.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] b93a89800c7776cc95fd1e27a3ad811582b002d0b0395fe02858c79b182f6b04
[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" "b93a89800c7776cc95fd1e27a3ad811582b002d0b0395fe02858c79b182f6b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b93a89800c7776cc95fd1e27a3ad811582b002d0b0395fe02858c79b182f6b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b93a89800c7776cc95fd1e27a3ad811582b002d0b0395fe02858c79b182f6b04", kill_on_drop: false }`
[INFO] [stdout] b93a89800c7776cc95fd1e27a3ad811582b002d0b0395fe02858c79b182f6b04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] d3eca53e9a44060df2a336bc9b0309873679b6e09c6b39b692b6127860bca59c
[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" "d3eca53e9a44060df2a336bc9b0309873679b6e09c6b39b692b6127860bca59c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking libflate_lz77 v1.0.0
[INFO] [stderr]     Checking libflate v1.0.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking unix-daemonize v0.1.2
[INFO] [stderr]     Checking shared_child v0.3.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking procfs v0.8.0
[INFO] [stderr]    Compiling git-version-macro v0.3.4
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking git-version v0.3.4
[INFO] [stderr]     Checking roundqueue v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting roundqueue v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.86s
[INFO] running `Command { std: "docker" "inspect" "d3eca53e9a44060df2a336bc9b0309873679b6e09c6b39b692b6127860bca59c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3eca53e9a44060df2a336bc9b0309873679b6e09c6b39b692b6127860bca59c", kill_on_drop: false }`
[INFO] [stdout] d3eca53e9a44060df2a336bc9b0309873679b6e09c6b39b692b6127860bca59c