[INFO] cloning repository https://github.com/lovebaihezi/llsyntax
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lovebaihezi/llsyntax" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flovebaihezi%2Fllsyntax", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flovebaihezi%2Fllsyntax'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9167bb2ddc6d41d19044202e9673f30707429555
[INFO] documenting lovebaihezi/llsyntax against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flovebaihezi%2Fllsyntax" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lovebaihezi/llsyntax on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/lovebaihezi/llsyntax
[INFO] finished tweaking git repo https://github.com/lovebaihezi/llsyntax
[INFO] tweaked toml for git repo https://github.com/lovebaihezi/llsyntax written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lovebaihezi/llsyntax already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74d51a54416b3a0826fca16e1b22512a2acae89fde4ce9b24c0c6c6b394bb59e
[INFO] running `Command { std: "docker" "start" "-a" "74d51a54416b3a0826fca16e1b22512a2acae89fde4ce9b24c0c6c6b394bb59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74d51a54416b3a0826fca16e1b22512a2acae89fde4ce9b24c0c6c6b394bb59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d51a54416b3a0826fca16e1b22512a2acae89fde4ce9b24c0c6c6b394bb59e", kill_on_drop: false }`
[INFO] [stdout] 74d51a54416b3a0826fca16e1b22512a2acae89fde4ce9b24c0c6c6b394bb59e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b92fe45496a478669c84a9eb0eea9b5ab996ad5e0a653d851d0ba65c2e618fbd
[INFO] running `Command { std: "docker" "start" "-a" "b92fe45496a478669c84a9eb0eea9b5ab996ad5e0a653d851d0ba65c2e618fbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]  Documenting syntax v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(derive_default_enum)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `derive_default_enum` has been stable since `1.62.0` and no longer requires an attribute to enable
[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 `syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name syntax src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1379b4e46cc8762a -L dependency=/opt/rustwide/target/debug/deps --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-922864ce88383d5d.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-df425b5519d66405.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-413cf2ff7eec9765.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-3bb921fdb3821b65.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-1e16c1b2fce19ec7.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b92fe45496a478669c84a9eb0eea9b5ab996ad5e0a653d851d0ba65c2e618fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92fe45496a478669c84a9eb0eea9b5ab996ad5e0a653d851d0ba65c2e618fbd", kill_on_drop: false }`
[INFO] [stdout] b92fe45496a478669c84a9eb0eea9b5ab996ad5e0a653d851d0ba65c2e618fbd
