[INFO] fetching crate const-alloc 0.1.0...
[INFO] documenting const-alloc-0.1.0 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate const-alloc 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate const-alloc 0.1.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate const-alloc 0.1.0
[INFO] finished tweaking crates.io crate const-alloc 0.1.0
[INFO] tweaked toml for crates.io crate const-alloc 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d08424f2216cd19e97bdde7b6c5e8d0122b8133bda8f090612aad2c99a77768e
[INFO] running `Command { std: "docker" "start" "-a" "d08424f2216cd19e97bdde7b6c5e8d0122b8133bda8f090612aad2c99a77768e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d08424f2216cd19e97bdde7b6c5e8d0122b8133bda8f090612aad2c99a77768e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08424f2216cd19e97bdde7b6c5e8d0122b8133bda8f090612aad2c99a77768e", kill_on_drop: false }`
[INFO] [stdout] d08424f2216cd19e97bdde7b6c5e8d0122b8133bda8f090612aad2c99a77768e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fb5d39f316638106e9d1a833b7b04f45eb90563c0cb69ca8a453208f6ab4a5f
[INFO] running `Command { std: "docker" "start" "-a" "7fb5d39f316638106e9d1a833b7b04f45eb90563c0cb69ca8a453208f6ab4a5f", kill_on_drop: false }`
[INFO] [stderr]  Documenting const-alloc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / #![feature(
[INFO] [stdout] 17 | |     allocator_api,
[INFO] [stdout] 18 | |     const_eval_select,
[INFO] [stdout] 19 | |     const_fn_trait_bound,
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |     core_intrinsics
[INFO] [stdout] 30 | | )]
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `const_fn_trait_bound` has been stable since `1.61.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `const-alloc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name const_alloc src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f137987780732733 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "7fb5d39f316638106e9d1a833b7b04f45eb90563c0cb69ca8a453208f6ab4a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb5d39f316638106e9d1a833b7b04f45eb90563c0cb69ca8a453208f6ab4a5f", kill_on_drop: false }`
[INFO] [stdout] 7fb5d39f316638106e9d1a833b7b04f45eb90563c0cb69ca8a453208f6ab4a5f
