[INFO] fetching crate enum-unitary 0.4.2...
[INFO] documenting enum-unitary-0.4.2 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate enum-unitary 0.4.2 into /workspace/builds/worker-115/source
[INFO] validating manifest of crates.io crate enum-unitary 0.4.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enum-unitary 0.4.2
[INFO] finished tweaking crates.io crate enum-unitary 0.4.2
[INFO] tweaked toml for crates.io crate enum-unitary 0.4.2 written to /workspace/builds/worker-115/source/Cargo.toml
[INFO] crate crates.io crate enum-unitary 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a9f6045f56b64daa8aed5291217d165ea2ab4fed3d3abfaea5fe0b102640b65
[INFO] running `Command { std: "docker" "start" "-a" "7a9f6045f56b64daa8aed5291217d165ea2ab4fed3d3abfaea5fe0b102640b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a9f6045f56b64daa8aed5291217d165ea2ab4fed3d3abfaea5fe0b102640b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9f6045f56b64daa8aed5291217d165ea2ab4fed3d3abfaea5fe0b102640b65", kill_on_drop: false }`
[INFO] [stdout] 7a9f6045f56b64daa8aed5291217d165ea2ab4fed3d3abfaea5fe0b102640b65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ed5a886fa44081ee4f46a402c6b6e697de5fc1a7315bd6413779c130b70f982
[INFO] running `Command { std: "docker" "start" "-a" "9ed5a886fa44081ee4f46a402c6b6e697de5fc1a7315bd6413779c130b70f982", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.24
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling enum-iterator-derive v0.6.0
[INFO] [stderr]     Checking enum-iterator v0.6.0
[INFO] [stderr]  Documenting enum-unitary v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! ```
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! ```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 9.26s
[INFO] running `Command { std: "docker" "inspect" "9ed5a886fa44081ee4f46a402c6b6e697de5fc1a7315bd6413779c130b70f982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ed5a886fa44081ee4f46a402c6b6e697de5fc1a7315bd6413779c130b70f982", kill_on_drop: false }`
[INFO] [stdout] 9ed5a886fa44081ee4f46a402c6b6e697de5fc1a7315bd6413779c130b70f982
