[INFO] fetching crate fs_extra 1.2.0...
[INFO] documenting fs_extra-1.2.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate fs_extra 1.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fs_extra 1.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fs_extra 1.2.0
[INFO] finished tweaking crates.io crate fs_extra 1.2.0
[INFO] tweaked toml for crates.io crate fs_extra 1.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5ff249aa168573d35a018e0950cb39eeb9b5bd95fa1d2cb2580f59a799b9add
[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" "f5ff249aa168573d35a018e0950cb39eeb9b5bd95fa1d2cb2580f59a799b9add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5ff249aa168573d35a018e0950cb39eeb9b5bd95fa1d2cb2580f59a799b9add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ff249aa168573d35a018e0950cb39eeb9b5bd95fa1d2cb2580f59a799b9add", kill_on_drop: false }`
[INFO] [stdout] f5ff249aa168573d35a018e0950cb39eeb9b5bd95fa1d2cb2580f59a799b9add
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e082dc020b5ed4b152b18583c455b02d73d177e1d8da06e0441f683374901c6
[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" "1e082dc020b5ed4b152b18583c455b02d73d177e1d8da06e0441f683374901c6", kill_on_drop: false }`
[INFO] [stderr]  Documenting fs_extra v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |   /// ```rust,ignore
[INFO] [stdout]    |  _____^
[INFO] [stdout] 20 | | /// use std::path::Path;
[INFO] [stdout] 21 | | /// use std::{thread, time};
[INFO] [stdout] 22 | | /// use std::sync::mpsc::{self, TryRecvError};
[INFO] [stdout] ...  |
[INFO] [stdout] 79 | | ///
[INFO] [stdout] 80 | | /// ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /// ```rust,ignore
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "1e082dc020b5ed4b152b18583c455b02d73d177e1d8da06e0441f683374901c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e082dc020b5ed4b152b18583c455b02d73d177e1d8da06e0441f683374901c6", kill_on_drop: false }`
[INFO] [stdout] 1e082dc020b5ed4b152b18583c455b02d73d177e1d8da06e0441f683374901c6
