[INFO] fetching crate kconfig-linux 0.1.1...
[INFO] documenting kconfig-linux-0.1.1 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate kconfig-linux 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate kconfig-linux 0.1.1 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 kconfig-linux 0.1.1
[INFO] finished tweaking crates.io crate kconfig-linux 0.1.1
[INFO] tweaked toml for crates.io crate kconfig-linux 0.1.1 written to /workspace/builds/worker-4-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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 78f6df46cb3b58cb50f0b03c43d5f37e7391f980a161a4d90f88e905d1f52fbb
[INFO] running `Command { std: "docker" "start" "-a" "78f6df46cb3b58cb50f0b03c43d5f37e7391f980a161a4d90f88e905d1f52fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78f6df46cb3b58cb50f0b03c43d5f37e7391f980a161a4d90f88e905d1f52fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78f6df46cb3b58cb50f0b03c43d5f37e7391f980a161a4d90f88e905d1f52fbb", kill_on_drop: false }`
[INFO] [stdout] 78f6df46cb3b58cb50f0b03c43d5f37e7391f980a161a4d90f88e905d1f52fbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d9cb2881d6af474452386be5504a8613e67d6144a4e99b8ee5efba0686ec1ddb
[INFO] running `Command { std: "docker" "start" "-a" "d9cb2881d6af474452386be5504a8613e67d6144a4e99b8ee5efba0686ec1ddb", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.8.1/src/lib.rs:644:42
[INFO] [stdout]     |
[INFO] [stdout] 644 | #![cfg_attr(feature = "pattern", feature(pattern))]
[INFO] [stdout]     |                                          ^^^^^^^
[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 compile `regex` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d9cb2881d6af474452386be5504a8613e67d6144a4e99b8ee5efba0686ec1ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9cb2881d6af474452386be5504a8613e67d6144a4e99b8ee5efba0686ec1ddb", kill_on_drop: false }`
[INFO] [stdout] d9cb2881d6af474452386be5504a8613e67d6144a4e99b8ee5efba0686ec1ddb
