[INFO] fetching crate volatile 0.6.1...
[INFO] documenting volatile-0.6.1 against beta-2024-12-08 for beta-rustdoc-1.84.0-4-retry
[INFO] extracting crate volatile 0.6.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate volatile 0.6.1 on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate volatile 0.6.1
[INFO] finished tweaking crates.io crate volatile 0.6.1
[INFO] tweaked toml for crates.io crate volatile 0.6.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ddfee6db40da8b75ddf0154e872cc795595742054a659d1633d78d96b5f8124
[INFO] running `Command { std: "docker" "start" "-a" "9ddfee6db40da8b75ddf0154e872cc795595742054a659d1633d78d96b5f8124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ddfee6db40da8b75ddf0154e872cc795595742054a659d1633d78d96b5f8124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ddfee6db40da8b75ddf0154e872cc795595742054a659d1633d78d96b5f8124", kill_on_drop: false }`
[INFO] [stdout] 9ddfee6db40da8b75ddf0154e872cc795595742054a659d1633d78d96b5f8124
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e2fed9483298a965bd509a885ce8a705a75b1976a93c83b9681799e37b11893
[INFO] running `Command { std: "docker" "start" "-a" "9e2fed9483298a965bd509a885ce8a705a75b1976a93c83b9681799e37b11893", kill_on_drop: false }`
[INFO] [stderr]  Documenting volatile v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]   --> src/volatile_ref.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 | /// [`VolatilePtr`][crate::VolatilePtr] instance.
[INFO] [stdout]    |      -------------  ^^^^^^^^^^^^^^^^^^ explicit target is redundant
[INFO] [stdout]    |      |
[INFO] [stdout]    |      because label contains path that resolves to same destination
[INFO] [stdout]    |
[INFO] [stdout]    = note: when a link's destination is not specified,
[INFO] [stdout]            the label is used to resolve intra-doc links
[INFO] [stdout]    = note: `#[warn(rustdoc::redundant_explicit_links)]` on by default
[INFO] [stdout] help: remove explicit link target
[INFO] [stdout]    |
[INFO] [stdout] 20 | /// [`VolatilePtr`] instance.
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/volatile/index.html
[INFO] running `Command { std: "docker" "inspect" "9e2fed9483298a965bd509a885ce8a705a75b1976a93c83b9681799e37b11893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e2fed9483298a965bd509a885ce8a705a75b1976a93c83b9681799e37b11893", kill_on_drop: false }`
[INFO] [stdout] 9e2fed9483298a965bd509a885ce8a705a75b1976a93c83b9681799e37b11893
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baa303c82a97e075fb05b1705d3135068c286479fec30f3bcbecb154c90e9a82
[INFO] running `Command { std: "docker" "start" "-a" "baa303c82a97e075fb05b1705d3135068c286479fec30f3bcbecb154c90e9a82", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling volatile-macro v0.6.0
[INFO] [stderr]  Documenting volatile v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:41:48
[INFO] [stdout]    |
[INFO] [stdout] 41 | #![cfg_attr(feature = "very_unstable", feature(effects))]
[INFO] [stdout]    |                                                ^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed, redundant with `#![feature(const_trait_impl)]`
[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 `volatile`
[INFO] running `Command { std: "docker" "inspect" "baa303c82a97e075fb05b1705d3135068c286479fec30f3bcbecb154c90e9a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa303c82a97e075fb05b1705d3135068c286479fec30f3bcbecb154c90e9a82", kill_on_drop: false }`
[INFO] [stdout] baa303c82a97e075fb05b1705d3135068c286479fec30f3bcbecb154c90e9a82