[INFO] fetching crate fuse-backend-rs 0.1.1...
[INFO] documenting fuse-backend-rs-0.1.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate fuse-backend-rs 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fuse-backend-rs 0.1.1 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 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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vm-memory v0.4.0
[INFO] [stderr]   Downloaded vmm-sys-util v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e6f358bebae2ad626ac3fd27794a73bb842fc3774f16d66525064856b1976b84
[INFO] running `Command { std: "docker" "start" "-a" "e6f358bebae2ad626ac3fd27794a73bb842fc3774f16d66525064856b1976b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6f358bebae2ad626ac3fd27794a73bb842fc3774f16d66525064856b1976b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6f358bebae2ad626ac3fd27794a73bb842fc3774f16d66525064856b1976b84", kill_on_drop: false }`
[INFO] [stdout] e6f358bebae2ad626ac3fd27794a73bb842fc3774f16d66525064856b1976b84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9af872fc8e24dbacd705cdb7d1b71c16404479d03658e1aca3ab946a8407501d
[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" "9af872fc8e24dbacd705cdb7d1b71c16404479d03658e1aca3ab946a8407501d", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking arc-swap v1.3.0
[INFO] [stderr]     Checking vm-memory v0.4.0
[INFO] [stderr]     Checking vmm-sys-util 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 7.03s
[INFO] running `Command { std: "docker" "inspect" "9af872fc8e24dbacd705cdb7d1b71c16404479d03658e1aca3ab946a8407501d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af872fc8e24dbacd705cdb7d1b71c16404479d03658e1aca3ab946a8407501d", kill_on_drop: false }`
[INFO] [stdout] 9af872fc8e24dbacd705cdb7d1b71c16404479d03658e1aca3ab946a8407501d
