[INFO] fetching crate lolcow-fortune 0.0.2...
[INFO] documenting lolcow-fortune-0.0.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate lolcow-fortune 0.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lolcow-fortune 0.0.2 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 lolcow-fortune 0.0.2
[INFO] finished tweaking crates.io crate lolcow-fortune 0.0.2
[INFO] tweaked toml for crates.io crate lolcow-fortune 0.0.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate lolcow-fortune 0.0.2 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 cmake v0.1.43
[INFO] [stderr]   Downloaded geo v0.13.0
[INFO] [stderr]   Downloaded lcat v0.3.1
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.15
[INFO] [stderr]   Downloaded lcowsay v0.2.0
[INFO] [stderr]   Downloaded mimalloc v0.1.19
[INFO] [stderr]   Downloaded scarlet v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 008e6fe8280f796774556408cb723166374ffb2fe40e8f76f22b3aff1cb0b67a
[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" "008e6fe8280f796774556408cb723166374ffb2fe40e8f76f22b3aff1cb0b67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "008e6fe8280f796774556408cb723166374ffb2fe40e8f76f22b3aff1cb0b67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "008e6fe8280f796774556408cb723166374ffb2fe40e8f76f22b3aff1cb0b67a", kill_on_drop: false }`
[INFO] [stdout] 008e6fe8280f796774556408cb723166374ffb2fe40e8f76f22b3aff1cb0b67a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 779b10cadef0ffe27e14045983b27cc76a439f8214e06ee1510248748fb38338
[INFO] running `Command { std: "docker" "start" "-a" "779b10cadef0ffe27e14045983b27cc76a439f8214e06ee1510248748fb38338", kill_on_drop: false }`
[INFO] [stderr]    Compiling pocket-resources v0.3.2
[INFO] [stderr]    Compiling cc v1.0.53
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking rstar v0.7.1
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking float-cmp v0.6.0
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking atlatl v0.1.2
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking geo-types v0.5.0
[INFO] [stderr]     Checking hyphenation_commons v0.7.1
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]     Checking geo v0.13.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking scarlet v1.1.0
[INFO] [stderr]     Checking attohttpc v0.13.0
[INFO] [stderr]    Compiling hyphenation v0.7.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking lcat v0.3.1
[INFO] [stderr]     Checking lcowsay v0.2.0
[INFO] [stderr]  Documenting lolcow-fortune v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.26s
[INFO] running `Command { std: "docker" "inspect" "779b10cadef0ffe27e14045983b27cc76a439f8214e06ee1510248748fb38338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "779b10cadef0ffe27e14045983b27cc76a439f8214e06ee1510248748fb38338", kill_on_drop: false }`
[INFO] [stdout] 779b10cadef0ffe27e14045983b27cc76a439f8214e06ee1510248748fb38338