[INFO] fetching crate anyint_macros 0.1.0...
[INFO] documenting anyint_macros-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate anyint_macros 0.1.0 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate anyint_macros 0.1.0 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 anyint_macros 0.1.0
[INFO] finished tweaking crates.io crate anyint_macros 0.1.0
[INFO] tweaked toml for crates.io crate anyint_macros 0.1.0 written to /workspace/builds/worker-52/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 666e7dc74592e37b481c0c1a22fda9bd6735ab9253f98487aaf5fee3a75aab7b
[INFO] running `Command { std: "docker" "start" "-a" "666e7dc74592e37b481c0c1a22fda9bd6735ab9253f98487aaf5fee3a75aab7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "666e7dc74592e37b481c0c1a22fda9bd6735ab9253f98487aaf5fee3a75aab7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666e7dc74592e37b481c0c1a22fda9bd6735ab9253f98487aaf5fee3a75aab7b", kill_on_drop: false }`
[INFO] [stdout] 666e7dc74592e37b481c0c1a22fda9bd6735ab9253f98487aaf5fee3a75aab7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 60bc839cb06c0c47aab3603a588118db719655db251f0c791d2af263036b8f10
[INFO] running `Command { std: "docker" "start" "-a" "60bc839cb06c0c47aab3603a588118db719655db251f0c791d2af263036b8f10", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking proc-macro2 v1.0.39
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking proc-macro-crate v1.1.3
[INFO] [stderr]  Documenting anyint_macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `anyint_macros`
[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(decl_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type proc-macro --crate-name anyint_macros src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2eedb60f355424bb -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro_crate=/opt/rustwide/target/debug/deps/libproc_macro_crate-689af6197807fa0b.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-412f8ac4638e7e9b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c3252a44ced4e42f.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-de42da40c6e1dfa8.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-d4203ad7bf8117ac.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "60bc839cb06c0c47aab3603a588118db719655db251f0c791d2af263036b8f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60bc839cb06c0c47aab3603a588118db719655db251f0c791d2af263036b8f10", kill_on_drop: false }`
[INFO] [stdout] 60bc839cb06c0c47aab3603a588118db719655db251f0c791d2af263036b8f10