[INFO] fetching crate ezlua 0.4.4...
[INFO] documenting ezlua-0.4.4 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate ezlua 0.4.4 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ezlua 0.4.4 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ezlua 0.4.4
[INFO] finished tweaking crates.io crate ezlua 0.4.4
[INFO] tweaked toml for crates.io crate ezlua 0.4.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-transcode v1.1.1
[INFO] [stderr]   Downloaded which v5.0.0
[INFO] [stderr]   Downloaded cstr_core v0.2.6
[INFO] [stderr]   Downloaded extend v1.2.0
[INFO] [stderr]   Downloaded mlua-sys v0.4.0
[INFO] [stderr]   Downloaded mlua v0.9.2
[INFO] [stderr]   Downloaded lua-src v546.0.2
[INFO] [stderr]   Downloaded luajit-src v210.5.4+c525bcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8891949a5dc301df1f63425b9d4b727b7565bb785f185dfe9de6a7399fc5b70e
[INFO] running `Command { std: "docker" "start" "-a" "8891949a5dc301df1f63425b9d4b727b7565bb785f185dfe9de6a7399fc5b70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8891949a5dc301df1f63425b9d4b727b7565bb785f185dfe9de6a7399fc5b70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8891949a5dc301df1f63425b9d4b727b7565bb785f185dfe9de6a7399fc5b70e", kill_on_drop: false }`
[INFO] [stdout] 8891949a5dc301df1f63425b9d4b727b7565bb785f185dfe9de6a7399fc5b70e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23f099a73b2017ec1008854a6e60982f8479bc2ba3a65e47e2bc8b6d24b3c8a9
[INFO] running `Command { std: "docker" "start" "-a" "23f099a73b2017ec1008854a6e60982f8479bc2ba3a65e47e2bc8b6d24b3c8a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking cstr_core v0.2.6
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling lua-src v546.0.2
[INFO] [stderr]    Compiling ezlua v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling extend v1.2.0
[INFO] [stderr]     Checking serde-transcode v1.1.1
[INFO] [stderr]  Documenting ezlua v0.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / #![feature(
[INFO] [stdout] 4  | |     thread_id_value,
[INFO] [stdout] 5  | |     macro_metavar_expr,
[INFO] [stdout] 6  | |     const_type_name,
[INFO] [stdout] ...  |
[INFO] [stdout] 10 | |     box_into_inner
[INFO] [stdout] 11 | | )]
[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 `ezlua`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name ezlua src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="bitflags"' --cfg 'feature="default"' --cfg 'feature="log"' --cfg 'feature="lua-src"' --cfg 'feature="serde"' --cfg 'feature="std"' --cfg 'feature="vendored"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=74c1ae11001eb662 -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-c97c69d79af11a09.rmeta --extern cstr_core=/opt/rustwide/target/debug/deps/libcstr_core-0e15d919e59341e5.rmeta --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-c699d061afa25c75.so --extern extend=/opt/rustwide/target/debug/deps/libextend-0e10e2ef66967188.so --extern glob=/opt/rustwide/target/debug/deps/libglob-6806cc6fbbda26bf.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-d14b5e10944e99e9.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-91e42ebaf8a62e54.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-d6e9ce786d176e03.rmeta --extern serde_transcode=/opt/rustwide/target/debug/deps/libserde_transcode-2743085741236562.rmeta --cap-lints=warn --crate-version 0.4.4` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "23f099a73b2017ec1008854a6e60982f8479bc2ba3a65e47e2bc8b6d24b3c8a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23f099a73b2017ec1008854a6e60982f8479bc2ba3a65e47e2bc8b6d24b3c8a9", kill_on_drop: false }`
[INFO] [stdout] 23f099a73b2017ec1008854a6e60982f8479bc2ba3a65e47e2bc8b6d24b3c8a9
