[INFO] fetching crate tracery 0.1.3...
[INFO] documenting tracery-0.1.3 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate tracery 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tracery 0.1.3 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracery 0.1.3
[INFO] finished tweaking crates.io crate tracery 0.1.3
[INFO] tweaked toml for crates.io crate tracery 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate tracery 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60b0839f2dc1b993001d190c5ecdbda510980e3b9e8fb9fd8f15ee5bed7ca031
[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" "60b0839f2dc1b993001d190c5ecdbda510980e3b9e8fb9fd8f15ee5bed7ca031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60b0839f2dc1b993001d190c5ecdbda510980e3b9e8fb9fd8f15ee5bed7ca031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60b0839f2dc1b993001d190c5ecdbda510980e3b9e8fb9fd8f15ee5bed7ca031", kill_on_drop: false }`
[INFO] [stdout] 60b0839f2dc1b993001d190c5ecdbda510980e3b9e8fb9fd8f15ee5bed7ca031
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3538de934148a38d32779d3c9f610de3d74b535a8aed106d9044aadd6b87688
[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" "d3538de934148a38d32779d3c9f610de3d74b535a8aed106d9044aadd6b87688", kill_on_drop: false }`
[INFO] [stderr]     Checking split_preserve v0.1.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]  Documenting tracery v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.88s
[INFO] running `Command { std: "docker" "inspect" "d3538de934148a38d32779d3c9f610de3d74b535a8aed106d9044aadd6b87688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3538de934148a38d32779d3c9f610de3d74b535a8aed106d9044aadd6b87688", kill_on_drop: false }`
[INFO] [stdout] d3538de934148a38d32779d3c9f610de3d74b535a8aed106d9044aadd6b87688