[INFO] fetching crate trawler 0.11.0-alpha.5...
[INFO] documenting trawler-0.11.0-alpha.5 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate trawler 0.11.0-alpha.5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate trawler 0.11.0-alpha.5 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 trawler 0.11.0-alpha.5
[INFO] finished tweaking crates.io crate trawler 0.11.0-alpha.5
[INFO] tweaked toml for crates.io crate trawler 0.11.0-alpha.5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate trawler 0.11.0-alpha.5 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zipf v6.1.0
[INFO] [stderr]   Downloaded histogram-sampler v0.4.0
[INFO] [stderr]   Downloaded time v0.2.7
[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] f0da28f096a0bc886148d496e6c609cf5e6a8bb5522f5fd579c12287347c1468
[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" "f0da28f096a0bc886148d496e6c609cf5e6a8bb5522f5fd579c12287347c1468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0da28f096a0bc886148d496e6c609cf5e6a8bb5522f5fd579c12287347c1468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0da28f096a0bc886148d496e6c609cf5e6a8bb5522f5fd579c12287347c1468", kill_on_drop: false }`
[INFO] [stdout] f0da28f096a0bc886148d496e6c609cf5e6a8bb5522f5fd579c12287347c1468
[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] a9ed0889ca0683dbb243ffe6c5d7a3ce37c90abbc8bfd712a90eb1f1465bfc02
[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" "a9ed0889ca0683dbb243ffe6c5d7a3ce37c90abbc8bfd712a90eb1f1465bfc02", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]    Compiling trawler v0.11.0-alpha.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking zipf v6.1.0
[INFO] [stderr]     Checking histogram-sampler v0.4.0
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking hdrhistogram v7.1.0
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking slog-term v2.6.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking time v0.2.7
[INFO] [stderr]     Checking cookie v0.13.3
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]  Documenting trawler v0.11.0-alpha.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.79s
[INFO] running `Command { std: "docker" "inspect" "a9ed0889ca0683dbb243ffe6c5d7a3ce37c90abbc8bfd712a90eb1f1465bfc02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ed0889ca0683dbb243ffe6c5d7a3ce37c90abbc8bfd712a90eb1f1465bfc02", kill_on_drop: false }`
[INFO] [stdout] a9ed0889ca0683dbb243ffe6c5d7a3ce37c90abbc8bfd712a90eb1f1465bfc02