[INFO] cloning repository https://github.com/slightlyoutofphase/staticvec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slightlyoutofphase/staticvec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightlyoutofphase%2Fstaticvec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightlyoutofphase%2Fstaticvec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a01a3a04e36913842ba5525614699061a8b74b4e
[INFO] documenting slightlyoutofphase/staticvec against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightlyoutofphase%2Fstaticvec" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slightlyoutofphase/staticvec 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 git repo https://github.com/slightlyoutofphase/staticvec
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/slightlyoutofphase/staticvec
[INFO] tweaked toml for git repo https://github.com/slightlyoutofphase/staticvec written to /workspace/builds/worker-4/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 855cbd6bed5f4ecc3283ed152a060f124d2742a1a11c882a356899c3927e6089
[INFO] running `Command { std: "docker" "start" "-a" "855cbd6bed5f4ecc3283ed152a060f124d2742a1a11c882a356899c3927e6089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "855cbd6bed5f4ecc3283ed152a060f124d2742a1a11c882a356899c3927e6089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "855cbd6bed5f4ecc3283ed152a060f124d2742a1a11c882a356899c3927e6089", kill_on_drop: false }`
[INFO] [stdout] 855cbd6bed5f4ecc3283ed152a060f124d2742a1a11c882a356899c3927e6089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d5b36dc94e0e010ee73a8f0b16aba1cb68e26e288662cb4cd62759148df2d8db
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d5b36dc94e0e010ee73a8f0b16aba1cb68e26e288662cb4cd62759148df2d8db", kill_on_drop: false }`
[INFO] [stderr]  Documenting staticvec v0.11.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / #![feature(
[INFO] [stdout] 32 | |   adt_const_params,
[INFO] [stdout] 33 | |   const_assume,
[INFO] [stdout] 34 | |   const_eval_select,
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |   untagged_unions
[INFO] [stdout] 64 | | )]
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:65:30
[INFO] [stdout]    |
[INFO] [stdout] 65 | #![cfg_attr(feature = "std", feature(read_buf))]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `staticvec`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name staticvec src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="std"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8f312b52c8e4aaaa -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.11.5` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d5b36dc94e0e010ee73a8f0b16aba1cb68e26e288662cb4cd62759148df2d8db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5b36dc94e0e010ee73a8f0b16aba1cb68e26e288662cb4cd62759148df2d8db", kill_on_drop: false }`
[INFO] [stdout] d5b36dc94e0e010ee73a8f0b16aba1cb68e26e288662cb4cd62759148df2d8db