[INFO] cloning repository https://github.com/torbencarstens/ufw-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/torbencarstens/ufw-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftorbencarstens%2Fufw-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftorbencarstens%2Fufw-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a500831a515228ea4ccc7e834f0f7fac51829c10
[INFO] documenting torbencarstens/ufw-parser 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%2Ftorbencarstens%2Fufw-parser" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/torbencarstens/ufw-parser 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/torbencarstens/ufw-parser
[INFO] finished tweaking git repo https://github.com/torbencarstens/ufw-parser
[INFO] tweaked toml for git repo https://github.com/torbencarstens/ufw-parser written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/torbencarstens/ufw-parser already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] a52be303aada49c02325bce3d24a8ee33cf3139b22a04478d28d28915ea31bad
[INFO] running `Command { std: "docker" "start" "-a" "a52be303aada49c02325bce3d24a8ee33cf3139b22a04478d28d28915ea31bad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a52be303aada49c02325bce3d24a8ee33cf3139b22a04478d28d28915ea31bad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a52be303aada49c02325bce3d24a8ee33cf3139b22a04478d28d28915ea31bad", kill_on_drop: false }`
[INFO] [stdout] a52be303aada49c02325bce3d24a8ee33cf3139b22a04478d28d28915ea31bad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] da347dc4d4a31ce16a7eba5013bfdb77d08d063ed7a832581605cf50e2a02661
[INFO] running `Command { std: "docker" "start" "-a" "da347dc4d4a31ce16a7eba5013bfdb77d08d063ed7a832581605cf50e2a02661", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking configparser v1.0.0
[INFO] [stderr]     Checking bitstring v0.1.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking ini v1.3.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]  Documenting ufw_auto_block 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:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(str_split_once)]
[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 document `ufw_auto_block`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name ufw_auto_block src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e110c40bdbba1dcf -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-bb8eae36d788d448.rmeta --extern bitstring=/opt/rustwide/target/debug/deps/libbitstring-80a4ebbb7adbc5d7.rmeta --extern ini=/opt/rustwide/target/debug/deps/libini-77b30fda8540c5ac.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-bd314b53b30bd25c.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-38f0ac778b1d8de7.so --extern regex=/opt/rustwide/target/debug/deps/libregex-56add537c7d905c8.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-41f33829d6d68b3f.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-f74998ff8b2d9052.so --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-08b68e6cfa65c486.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-faa490f7aebc6d3f.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "da347dc4d4a31ce16a7eba5013bfdb77d08d063ed7a832581605cf50e2a02661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da347dc4d4a31ce16a7eba5013bfdb77d08d063ed7a832581605cf50e2a02661", kill_on_drop: false }`
[INFO] [stdout] da347dc4d4a31ce16a7eba5013bfdb77d08d063ed7a832581605cf50e2a02661