[INFO] fetching crate volatile 0.6.1...
[INFO] documenting volatile-0.6.1 against 1.83.0 for beta-rustdoc-1.84.0-4-retry
[INFO] extracting crate volatile 0.6.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate volatile 0.6.1 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "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-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.8.5
[INFO] [stderr]   Downloaded getrandom v0.2.15
[INFO] [stderr]   Downloaded rand_core v0.6.4
[INFO] [stderr]   Downloaded byteorder v1.5.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.7.35
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.20
[INFO] [stderr]   Downloaded rand_chacha v0.3.1
[INFO] [stderr]   Downloaded volatile-macro v0.6.0
[INFO] [stderr]   Downloaded zerocopy v0.7.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7731b396bab1b5f877e2a70a5b5d8c2967822827f3fd0e9392648e5c018f42d8
[INFO] running `Command { std: "docker" "start" "-a" "7731b396bab1b5f877e2a70a5b5d8c2967822827f3fd0e9392648e5c018f42d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7731b396bab1b5f877e2a70a5b5d8c2967822827f3fd0e9392648e5c018f42d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7731b396bab1b5f877e2a70a5b5d8c2967822827f3fd0e9392648e5c018f42d8", kill_on_drop: false }`
[INFO] [stdout] 7731b396bab1b5f877e2a70a5b5d8c2967822827f3fd0e9392648e5c018f42d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68fccc623cf309bc74dbbffbe2c574887b5c7b6346aa10689e50ce062f34fba7
[INFO] running `Command { std: "docker" "start" "-a" "68fccc623cf309bc74dbbffbe2c574887b5c7b6346aa10689e50ce062f34fba7", 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 0.60s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/volatile/index.html
[INFO] running `Command { std: "docker" "inspect" "68fccc623cf309bc74dbbffbe2c574887b5c7b6346aa10689e50ce062f34fba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68fccc623cf309bc74dbbffbe2c574887b5c7b6346aa10689e50ce062f34fba7", kill_on_drop: false }`
[INFO] [stdout] 68fccc623cf309bc74dbbffbe2c574887b5c7b6346aa10689e50ce062f34fba7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "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" "+1.83.0" "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] c117220779edd46639c99be60688ffa95afde7ecf980ae5a9596266e25db089a
[INFO] running `Command { std: "docker" "start" "-a" "c117220779edd46639c99be60688ffa95afde7ecf980ae5a9596266e25db089a", 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] warning: the feature `effects` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:41:48
[INFO] [stdout]    |
[INFO] [stdout] 41 | #![cfg_attr(feature = "very_unstable", feature(effects))]
[INFO] [stdout]    |                                                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #102090 <https://github.com/rust-lang/rust/issues/102090> for more information
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.30s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/volatile/index.html
[INFO] running `Command { std: "docker" "inspect" "c117220779edd46639c99be60688ffa95afde7ecf980ae5a9596266e25db089a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c117220779edd46639c99be60688ffa95afde7ecf980ae5a9596266e25db089a", kill_on_drop: false }`
[INFO] [stdout] c117220779edd46639c99be60688ffa95afde7ecf980ae5a9596266e25db089a