[INFO] fetching crate c8str 0.2.1...
[INFO] documenting c8str-0.2.1 against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] extracting crate c8str 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate c8str 0.2.1
[INFO] finished tweaking crates.io crate c8str 0.2.1
[INFO] tweaked toml for crates.io crate c8str 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate c8str 0.2.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate c8str 0.2.1 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2986cebd18f665d16e8c12ebebadfd9f48b68d999daac0ea15b9cdea37654d6e
[INFO] running `Command { std: "docker" "start" "-a" "2986cebd18f665d16e8c12ebebadfd9f48b68d999daac0ea15b9cdea37654d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2986cebd18f665d16e8c12ebebadfd9f48b68d999daac0ea15b9cdea37654d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2986cebd18f665d16e8c12ebebadfd9f48b68d999daac0ea15b9cdea37654d6e", kill_on_drop: false }`
[INFO] [stdout] 2986cebd18f665d16e8c12ebebadfd9f48b68d999daac0ea15b9cdea37654d6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4c2d99a231d1d1e4de734b38b46c59afbf7ba0061d283a1c768222ff7d6b839
[INFO] running `Command { std: "docker" "start" "-a" "a4c2d99a231d1d1e4de734b38b46c59afbf7ba0061d283a1c768222ff7d6b839", kill_on_drop: false }`
[INFO] [stderr]  Documenting c8str v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `crate::C8String`
[INFO] [stdout]   --> src/c8str.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | /// [`crate::C8String`] is the owned version of this type. It's available if the crate's `string`
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^ no item named `C8String` in module `c8str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/c8str/index.html
[INFO] running `Command { std: "docker" "inspect" "a4c2d99a231d1d1e4de734b38b46c59afbf7ba0061d283a1c768222ff7d6b839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c2d99a231d1d1e4de734b38b46c59afbf7ba0061d283a1c768222ff7d6b839", kill_on_drop: false }`
[INFO] [stdout] a4c2d99a231d1d1e4de734b38b46c59afbf7ba0061d283a1c768222ff7d6b839
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1c2a05bbab790ff246b24fd837ee5d448b770629b5583008e4f56a67e82800e
[INFO] running `Command { std: "docker" "start" "-a" "a1c2a05bbab790ff246b24fd837ee5d448b770629b5583008e4f56a67e82800e", kill_on_drop: false }`
[INFO] [stderr]  Documenting c8str v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:6:66
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![cfg_attr(all(doc, not(doctest), feature = "nightly"), feature(doc_auto_cfg))]
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.92.0; see <https://github.com/rust-lang/rust/pull/138907> for more information
[INFO] [stdout]   = note: merged into `doc_cfg`
[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 `c8str`
[INFO] running `Command { std: "docker" "inspect" "a1c2a05bbab790ff246b24fd837ee5d448b770629b5583008e4f56a67e82800e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1c2a05bbab790ff246b24fd837ee5d448b770629b5583008e4f56a67e82800e", kill_on_drop: false }`
[INFO] [stdout] a1c2a05bbab790ff246b24fd837ee5d448b770629b5583008e4f56a67e82800e