[INFO] fetching crate dsp 0.8.1...
[INFO] documenting dsp-0.8.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate dsp 0.8.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dsp 0.8.1 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 dsp 0.8.1
[INFO] finished tweaking crates.io crate dsp 0.8.1
[INFO] tweaked toml for crates.io crate dsp 0.8.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate dsp 0.8.1 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 gnuplot v0.0.31
[INFO] [stderr]   Downloaded arraydeque v0.4.5
[INFO] [stderr]   Downloaded transpose v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e915074e9aa6b4795d3aa7f5be68f19c735413ccdc2c70b8093e78528cd5140e
[INFO] running `Command { std: "docker" "start" "-a" "e915074e9aa6b4795d3aa7f5be68f19c735413ccdc2c70b8093e78528cd5140e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e915074e9aa6b4795d3aa7f5be68f19c735413ccdc2c70b8093e78528cd5140e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e915074e9aa6b4795d3aa7f5be68f19c735413ccdc2c70b8093e78528cd5140e", kill_on_drop: false }`
[INFO] [stdout] e915074e9aa6b4795d3aa7f5be68f19c735413ccdc2c70b8093e78528cd5140e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 707e55e6fc657cb48bb0236fd5f65e0dce16c59438a9e12cbeee92b1ce6eed0f
[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" "707e55e6fc657cb48bb0236fd5f65e0dce16c59438a9e12cbeee92b1ce6eed0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rustfft v3.0.1
[INFO] [stderr]  Documenting dsp v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.19s
[INFO] running `Command { std: "docker" "inspect" "707e55e6fc657cb48bb0236fd5f65e0dce16c59438a9e12cbeee92b1ce6eed0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707e55e6fc657cb48bb0236fd5f65e0dce16c59438a9e12cbeee92b1ce6eed0f", kill_on_drop: false }`
[INFO] [stdout] 707e55e6fc657cb48bb0236fd5f65e0dce16c59438a9e12cbeee92b1ce6eed0f