[INFO] fetching crate owned_chunks 0.1.1...
[INFO] documenting owned_chunks-0.1.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate owned_chunks 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate owned_chunks 0.1.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate owned_chunks 0.1.1
[INFO] finished tweaking crates.io crate owned_chunks 0.1.1
[INFO] tweaked toml for crates.io crate owned_chunks 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ce6bed174f98da2a757b43a3c766890c220faa996aaac8f540ceb504b2fab5f
[INFO] running `Command { std: "docker" "start" "-a" "5ce6bed174f98da2a757b43a3c766890c220faa996aaac8f540ceb504b2fab5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce6bed174f98da2a757b43a3c766890c220faa996aaac8f540ceb504b2fab5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce6bed174f98da2a757b43a3c766890c220faa996aaac8f540ceb504b2fab5f", kill_on_drop: false }`
[INFO] [stdout] 5ce6bed174f98da2a757b43a3c766890c220faa996aaac8f540ceb504b2fab5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69c536bb35ed53d9018d1f9b8f9a0b2f0734536ea8a9a5d43de1cec64991a3d8
[INFO] running `Command { std: "docker" "start" "-a" "69c536bb35ed53d9018d1f9b8f9a0b2f0734536ea8a9a5d43de1cec64991a3d8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting owned_chunks v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / #![feature(
[INFO] [stdout] 2 | |     negative_impls,
[INFO] [stdout] 3 | |     vec_into_raw_parts,
[INFO] [stdout] 4 | |     maybe_uninit_extra,
[INFO] [stdout] ... |
[INFO] [stdout] 8 | |     array_from_fn
[INFO] [stdout] 9 | | )]
[INFO] [stdout]   | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `owned_chunks`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name owned_chunks src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e985d1bba7b43f82 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "69c536bb35ed53d9018d1f9b8f9a0b2f0734536ea8a9a5d43de1cec64991a3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c536bb35ed53d9018d1f9b8f9a0b2f0734536ea8a9a5d43de1cec64991a3d8", kill_on_drop: false }`
[INFO] [stdout] 69c536bb35ed53d9018d1f9b8f9a0b2f0734536ea8a9a5d43de1cec64991a3d8