[INFO] fetching crate virtio 0.0.1...
[INFO] documenting virtio-0.0.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate virtio 0.0.1 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate virtio 0.0.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate virtio 0.0.1
[INFO] finished tweaking crates.io crate virtio 0.0.1
[INFO] tweaked toml for crates.io crate virtio 0.0.1 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8b71c558701f1b6baa13393a7721de300354caccc5f7e45e31a5d4047d53952
[INFO] running `Command { std: "docker" "start" "-a" "d8b71c558701f1b6baa13393a7721de300354caccc5f7e45e31a5d4047d53952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8b71c558701f1b6baa13393a7721de300354caccc5f7e45e31a5d4047d53952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b71c558701f1b6baa13393a7721de300354caccc5f7e45e31a5d4047d53952", kill_on_drop: false }`
[INFO] [stdout] d8b71c558701f1b6baa13393a7721de300354caccc5f7e45e31a5d4047d53952
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77f50165fb090a63def3010a696271b7870b9ae04659b88376c140f9c878c4b5
[INFO] running `Command { std: "docker" "start" "-a" "77f50165fb090a63def3010a696271b7870b9ae04659b88376c140f9c878c4b5", kill_on_drop: false }`
[INFO] [stderr]  Documenting virtio v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `!` after `macro_rules`
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | macro_rules le! {
[INFO] [stdout]    | ^^^^^^^^^^^ help: add a `!`: `macro_rules!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro names aren't followed by a `!`
[INFO] [stdout]   --> src/lib.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | macro_rules le! {
[INFO] [stdout]    |               ^ help: remove the `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `AvailbleRing` in this scope
[INFO] [stdout]   --> src/virtqueue.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 |     available_ring: *mut AvailbleRing,
[INFO] [stdout]    |                          ^^^^^^^^^^^^ help: a struct with a similar name exists: `AvailableRing`
[INFO] [stdout] ...
[INFO] [stdout] 40 | struct AvailableRing {
[INFO] [stdout]    | -------------------- similarly named struct `AvailableRing` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `VirtQueue` in this scope
[INFO] [stdout]   --> src/device.rs:33:45
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_virtqueues<'a>(&'a self) -> &'a [VirtQueue];
[INFO] [stdout]    |                                             ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] note: struct `virtqueue::VirtQueue` exists but is inaccessible
[INFO] [stdout]   --> src/virtqueue.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct VirtQueue {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^ not accessible
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(no_std)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `no_std` has been stable since 1.6.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `virtio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name virtio src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=517d143502902e35 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "77f50165fb090a63def3010a696271b7870b9ae04659b88376c140f9c878c4b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77f50165fb090a63def3010a696271b7870b9ae04659b88376c140f9c878c4b5", kill_on_drop: false }`
[INFO] [stdout] 77f50165fb090a63def3010a696271b7870b9ae04659b88376c140f9c878c4b5