[INFO] fetching crate fuse-backend-rs 0.1.1...
[INFO] documenting fuse-backend-rs-0.1.1 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate fuse-backend-rs 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fuse-backend-rs 0.1.1 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 fuse-backend-rs 0.1.1
[INFO] finished tweaking crates.io crate fuse-backend-rs 0.1.1
[INFO] tweaked toml for crates.io crate fuse-backend-rs 0.1.1 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c875b9f0e39d1a1d3bf4cfb5e1e5d910f9e5e0a38931105a6c8ecda87861046d
[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" "c875b9f0e39d1a1d3bf4cfb5e1e5d910f9e5e0a38931105a6c8ecda87861046d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c875b9f0e39d1a1d3bf4cfb5e1e5d910f9e5e0a38931105a6c8ecda87861046d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c875b9f0e39d1a1d3bf4cfb5e1e5d910f9e5e0a38931105a6c8ecda87861046d", kill_on_drop: false }`
[INFO] [stdout] c875b9f0e39d1a1d3bf4cfb5e1e5d910f9e5e0a38931105a6c8ecda87861046d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 08616a4f44d07013ad975ccdcb71021d0bd3208a05941145cb738ce988a00d43
[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" "08616a4f44d07013ad975ccdcb71021d0bd3208a05941145cb738ce988a00d43", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking arc-swap v1.3.0
[INFO] [stderr]     Checking vmm-sys-util v0.4.0
[INFO] [stderr]     Checking vm-memory v0.4.0
[INFO] [stderr]     Checking epoll v4.3.1
[INFO] [stderr]  Documenting fuse-backend-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this attribute can only be applied to a `use` item
[INFO] [stdout]   --> src/api/filesystem/mod.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[doc(inline)]
[INFO] [stdout]    |       ^^^^^^ only applicable on `use` items
[INFO] [stdout] 24 | mod sync_io;
[INFO] [stdout]    | ------------ not a `use` item
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#docno_inlinedocinline for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/transport/mod.rs:287:5
[INFO] [stdout]     |
[INFO] [stdout] 287 | /// https://github.com/rust-vmm/vm-memory/pull/128
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-vmm/vm-memory/pull/128>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "08616a4f44d07013ad975ccdcb71021d0bd3208a05941145cb738ce988a00d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08616a4f44d07013ad975ccdcb71021d0bd3208a05941145cb738ce988a00d43", kill_on_drop: false }`
[INFO] [stdout] 08616a4f44d07013ad975ccdcb71021d0bd3208a05941145cb738ce988a00d43
