[INFO] crate sonos_discovery 0.0.2 is already in cache
[INFO] documenting sonos_discovery-0.0.2 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate sonos_discovery 0.0.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate sonos_discovery 0.0.2 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sonos_discovery 0.0.2
[INFO] finished tweaking crates.io crate sonos_discovery 0.0.2
[INFO] tweaked toml for crates.io crate sonos_discovery 0.0.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate sonos_discovery 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b6627e785ca6ac0d8759931937d87b2e244ea504c3f4be92557f6f85b1e6cd5
[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" "1b6627e785ca6ac0d8759931937d87b2e244ea504c3f4be92557f6f85b1e6cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b6627e785ca6ac0d8759931937d87b2e244ea504c3f4be92557f6f85b1e6cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b6627e785ca6ac0d8759931937d87b2e244ea504c3f4be92557f6f85b1e6cd5", kill_on_drop: false }`
[INFO] [stdout] 1b6627e785ca6ac0d8759931937d87b2e244ea504c3f4be92557f6f85b1e6cd5
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca5df7bf2e6e44c5299ab4b2191d553de9cf0d36c719459ebfbc7dcbef6295de
[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" "ca5df7bf2e6e44c5299ab4b2191d553de9cf0d36c719459ebfbc7dcbef6295de", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking socket v0.0.7
[INFO] [stderr]  Documenting sonos_discovery v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lib.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |       /// ```
[INFO] [stdout]    |  _________^
[INFO] [stdout] 80 | |     /// M-SEARCH * HTTP/1.1
[INFO] [stdout] 81 | |     /// HOST: 239.255.255.250:1900
[INFO] [stdout] 82 | |     /// MAN: "ssdp:discover"
[INFO] [stdout] 83 | |     /// MX: 1
[INFO] [stdout] 84 | |     /// ST: urn:schemas-upnp-org:device:ZonePlayer:1```
[INFO] [stdout]    | |_______________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: error from rustc: unknown start of token: `
[INFO] [stdout]    = note: error from rustc: unknown start of token: `
[INFO] [stdout]    = note: error from rustc: unknown start of token: `
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 79 |     /// ```text
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.16s
[INFO] running `Command { std: "docker" "inspect" "ca5df7bf2e6e44c5299ab4b2191d553de9cf0d36c719459ebfbc7dcbef6295de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca5df7bf2e6e44c5299ab4b2191d553de9cf0d36c719459ebfbc7dcbef6295de", kill_on_drop: false }`
[INFO] [stdout] ca5df7bf2e6e44c5299ab4b2191d553de9cf0d36c719459ebfbc7dcbef6295de