[INFO] fetching crate url-crawler 0.3.0...
[INFO] documenting url-crawler-0.3.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate url-crawler 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate url-crawler 0.3.0 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 url-crawler 0.3.0
[INFO] finished tweaking crates.io crate url-crawler 0.3.0
[INFO] tweaked toml for crates.io crate url-crawler 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 url-scraper v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] de2da6cee5b0bd78b6ab4b2a760dbcd1b70e40e0d77e5af687d18920ed502965
[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" "de2da6cee5b0bd78b6ab4b2a760dbcd1b70e40e0d77e5af687d18920ed502965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de2da6cee5b0bd78b6ab4b2a760dbcd1b70e40e0d77e5af687d18920ed502965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de2da6cee5b0bd78b6ab4b2a760dbcd1b70e40e0d77e5af687d18920ed502965", kill_on_drop: false }`
[INFO] [stdout] de2da6cee5b0bd78b6ab4b2a760dbcd1b70e40e0d77e5af687d18920ed502965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] e3310fd850d95cc5ed1e7e365d0589fd25f5c9b35bb60539c0eec156ccbee5b8
[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" "e3310fd850d95cc5ed1e7e365d0589fd25f5c9b35bb60539c0eec156ccbee5b8", kill_on_drop: false }`
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking scraper v0.12.0
[INFO] [stderr]     Checking url-scraper v0.1.2
[INFO] [stderr]  Documenting url-crawler v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.46s
[INFO] running `Command { std: "docker" "inspect" "e3310fd850d95cc5ed1e7e365d0589fd25f5c9b35bb60539c0eec156ccbee5b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3310fd850d95cc5ed1e7e365d0589fd25f5c9b35bb60539c0eec156ccbee5b8", kill_on_drop: false }`
[INFO] [stdout] e3310fd850d95cc5ed1e7e365d0589fd25f5c9b35bb60539c0eec156ccbee5b8