[INFO] fetching crate quix-build 0.0.6...
[INFO] documenting quix-build-0.0.6 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate quix-build 0.0.6 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate quix-build 0.0.6 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quix-build 0.0.6
[INFO] finished tweaking crates.io crate quix-build 0.0.6
[INFO] tweaked toml for crates.io crate quix-build 0.0.6 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc64 v1.0.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ce1c3cbdbd5d704cfa336b0b216c76704b1a93929086c9f7d05a8ffc006196f
[INFO] running `Command { std: "docker" "start" "-a" "0ce1c3cbdbd5d704cfa336b0b216c76704b1a93929086c9f7d05a8ffc006196f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ce1c3cbdbd5d704cfa336b0b216c76704b1a93929086c9f7d05a8ffc006196f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ce1c3cbdbd5d704cfa336b0b216c76704b1a93929086c9f7d05a8ffc006196f", kill_on_drop: false }`
[INFO] [stdout] 0ce1c3cbdbd5d704cfa336b0b216c76704b1a93929086c9f7d05a8ffc006196f
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9358d8fefa191be0dafb6608fc909ae7ab4f51c585a4a75e0d5d0d765b857dce
[INFO] running `Command { std: "docker" "start" "-a" "9358d8fefa191be0dafb6608fc909ae7ab4f51c585a4a75e0d5d0d765b857dce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking multimap v0.8.3
[INFO] [stderr]     Checking crc64 v1.0.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking tempfile v3.10.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]     Checking prost v0.6.1
[INFO] [stderr]     Checking prost-types v0.6.1
[INFO] [stderr]  Documenting quix-build v0.0.6 (/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(format_args_capture)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `format_args_capture` has been stable since `1.58.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `quix-build`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name quix_build src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=903f40de7c946e50 -L dependency=/opt/rustwide/target/debug/deps --extern crc64=/opt/rustwide/target/debug/deps/libcrc64-2d2ca367aedc96ab.rmeta --extern prost_build=/opt/rustwide/target/debug/deps/libprost_build-5f9f347a1d2c98c5.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e14489f88c70212e.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-4e92b2965fd0fa79.rmeta --cap-lints=warn --crate-version 0.0.6` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9358d8fefa191be0dafb6608fc909ae7ab4f51c585a4a75e0d5d0d765b857dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9358d8fefa191be0dafb6608fc909ae7ab4f51c585a4a75e0d5d0d765b857dce", kill_on_drop: false }`
[INFO] [stdout] 9358d8fefa191be0dafb6608fc909ae7ab4f51c585a4a75e0d5d0d765b857dce
