[INFO] cloning repository https://github.com/steveklabnik/build-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steveklabnik/build-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Fbuild-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Fbuild-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a7c3c6ec3232d41335c4357bb9c92d5c3dbf916
[INFO] documenting steveklabnik/build-example against beta-2025-02-18 for beta-1.86-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Fbuild-example" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/steveklabnik/build-example on toolchain beta-2025-02-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/steveklabnik/build-example
[INFO] finished tweaking git repo https://github.com/steveklabnik/build-example
[INFO] tweaked toml for git repo https://github.com/steveklabnik/build-example written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/steveklabnik/build-example 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" "+beta-2025-02-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28fa29ea7c40496a69d026dae8faa1c82a3f1e5ae20187d1e4a450dca163e991
[INFO] running `Command { std: "docker" "start" "-a" "28fa29ea7c40496a69d026dae8faa1c82a3f1e5ae20187d1e4a450dca163e991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28fa29ea7c40496a69d026dae8faa1c82a3f1e5ae20187d1e4a450dca163e991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28fa29ea7c40496a69d026dae8faa1c82a3f1e5ae20187d1e4a450dca163e991", kill_on_drop: false }`
[INFO] [stdout] 28fa29ea7c40496a69d026dae8faa1c82a3f1e5ae20187d1e4a450dca163e991
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04b851b8da727d9544a3ad0c66e7d493b52ee1923be160ee7a2d0ab0bc3d326d
[INFO] running `Command { std: "docker" "start" "-a" "04b851b8da727d9544a3ad0c66e7d493b52ee1923be160ee7a2d0ab0bc3d326d", kill_on_drop: false }`
[INFO] [stderr]     Checking kernel v0.1.0 (/opt/rustwide/workdir/kernel)
[INFO] [stderr]  Documenting xtask v0.1.0 (/opt/rustwide/workdir/xtask)
[INFO] [stderr]  Documenting kernel v0.1.0 (/opt/rustwide/workdir/kernel)
[INFO] [stderr]  Documenting program v0.1.0 (/opt/rustwide/workdir/program)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> program/src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(start, lang_items)]
[INFO] [stdout]   |            ^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: not portable enough and never RFC'd
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `program`
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "04b851b8da727d9544a3ad0c66e7d493b52ee1923be160ee7a2d0ab0bc3d326d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b851b8da727d9544a3ad0c66e7d493b52ee1923be160ee7a2d0ab0bc3d326d", kill_on_drop: false }`
[INFO] [stdout] 04b851b8da727d9544a3ad0c66e7d493b52ee1923be160ee7a2d0ab0bc3d326d
