[INFO] fetching crate packed_simd_2 0.3.7...
[INFO] documenting packed_simd_2-0.3.7 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate packed_simd_2 0.3.7 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate packed_simd_2 0.3.7 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] removed /workspace/builds/worker-33/source/rust-toolchain
[INFO] started tweaking crates.io crate packed_simd_2 0.3.7
[INFO] finished tweaking crates.io crate packed_simd_2 0.3.7
[INFO] tweaked toml for crates.io crate packed_simd_2 0.3.7 written to /workspace/builds/worker-33/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 8a22006a0f33d9e1a8e65517fc00e2e0e9f02d4a5db2c172100c655ebb8c5ed2
[INFO] running `Command { std: "docker" "start" "-a" "8a22006a0f33d9e1a8e65517fc00e2e0e9f02d4a5db2c172100c655ebb8c5ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a22006a0f33d9e1a8e65517fc00e2e0e9f02d4a5db2c172100c655ebb8c5ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a22006a0f33d9e1a8e65517fc00e2e0e9f02d4a5db2c172100c655ebb8c5ed2", kill_on_drop: false }`
[INFO] [stdout] 8a22006a0f33d9e1a8e65517fc00e2e0e9f02d4a5db2c172100c655ebb8c5ed2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 0ccb9123cff26112af63ed6bb098203665e927bcbb155491510396b3f7bb6e9e
[INFO] running `Command { std: "docker" "start" "-a" "0ccb9123cff26112af63ed6bb098203665e927bcbb155491510396b3f7bb6e9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling packed_simd_2 v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting packed_simd_2 v0.3.7 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> src/lib.rs:214:1
[INFO] [stdout]     |
[INFO] [stdout] 214 | / #![feature(
[INFO] [stdout] 215 | |     adt_const_params,
[INFO] [stdout] 216 | |     repr_simd,
[INFO] [stdout] 217 | |     rustc_attrs,
[INFO] [stdout] ...   |
[INFO] [stdout] 226 | |     custom_inner_attributes,
[INFO] [stdout] 227 | | )]
[INFO] [stdout]     | |__^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the feature `aarch64_target_feature` has been stable since 1.61.0 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 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 `packed_simd_2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name packed_simd_2 src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=de547c32632fc086 -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-483f5a2788925099.rmeta --extern libm=/opt/rustwide/target/debug/deps/liblibm-6defe32eb1cc7937.rmeta --cap-lints=warn --crate-version 0.3.7` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0ccb9123cff26112af63ed6bb098203665e927bcbb155491510396b3f7bb6e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ccb9123cff26112af63ed6bb098203665e927bcbb155491510396b3f7bb6e9e", kill_on_drop: false }`
[INFO] [stdout] 0ccb9123cff26112af63ed6bb098203665e927bcbb155491510396b3f7bb6e9e