[INFO] fetching crate read-write-store 0.2.0...
[INFO] documenting read-write-store-0.2.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate read-write-store 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate read-write-store 0.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate read-write-store 0.2.0
[INFO] finished tweaking crates.io crate read-write-store 0.2.0
[INFO] tweaked toml for crates.io crate read-write-store 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallvec v0.1.8
[INFO] [stderr]   Downloaded parking_lot v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 577260e0408387b30dd542ea3ee3056ccc01399786205152f6bb0688cc0c068c
[INFO] running `Command { std: "docker" "start" "-a" "577260e0408387b30dd542ea3ee3056ccc01399786205152f6bb0688cc0c068c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "577260e0408387b30dd542ea3ee3056ccc01399786205152f6bb0688cc0c068c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "577260e0408387b30dd542ea3ee3056ccc01399786205152f6bb0688cc0c068c", kill_on_drop: false }`
[INFO] [stdout] 577260e0408387b30dd542ea3ee3056ccc01399786205152f6bb0688cc0c068c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c0832f4c69bcbeab7aef80ff55bf8cfd732e1452fd7e8e418b68b694f84a940
[INFO] running `Command { std: "docker" "start" "-a" "0c0832f4c69bcbeab7aef80ff55bf8cfd732e1452fd7e8e418b68b694f84a940", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.3.10
[INFO] [stderr]     Checking parking_lot v0.2.8
[INFO] [stderr]  Documenting read-write-store v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | #![feature(option_result_unwrap_unchecked)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | #![feature(ptr_metadata)]
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | #![feature(maybe_uninit_array_assume_init)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | #![feature(maybe_uninit_uninit_array)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 | #![feature(option_zip)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]  --> src/iter.rs:1:44
[INFO] [stdout]   |
[INFO] [stdout] 1 | //! Iterator implementations for [RwStore](crate::RwStore).
[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] 1 | //! Iterator implementations for [RwStore].
[INFO] [stdout]   |                                  ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]   --> src/iter.rs:13:41
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// An owned iterator over an [RwStore](crate::RwStore).
[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] help: remove explicit link target
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// An owned iterator over an [RwStore].
[INFO] [stdout]    |                               ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]   --> src/iter.rs:30:53
[INFO] [stdout]    |
[INFO] [stdout] 30 |     /// Creates an owned iterator over an [RwStore](crate::RwStore).
[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] help: remove explicit link target
[INFO] [stdout]    |
[INFO] [stdout] 30 |     /// Creates an owned iterator over an [RwStore].
[INFO] [stdout]    |                                           ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]   --> src/iter.rs:71:42
[INFO] [stdout]    |
[INFO] [stdout] 71 | /// A mutable iterator over an [RwStore](crate::RwStore).
[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] help: remove explicit link target
[INFO] [stdout]    |
[INFO] [stdout] 71 | /// A mutable iterator over an [RwStore].
[INFO] [stdout]    |                                ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]   --> src/iter.rs:88:54
[INFO] [stdout]    |
[INFO] [stdout] 88 |     /// Creates a mutable iterator over an [RwStore](crate::RwStore).
[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] help: remove explicit link target
[INFO] [stdout]    |
[INFO] [stdout] 88 |     /// Creates a mutable iterator over an [RwStore].
[INFO] [stdout]    |                                            ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]  --> src/timeout.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! See [Timeout](Timeout).
[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] help: remove explicit link target
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! See [Timeout].
[INFO] [stdout]   |         ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]   --> src/timeout.rs:53:57
[INFO] [stdout]    |
[INFO] [stdout] 53 | /// The value of the error alternative of [BlockResult](crate::BlockResult) that indicates a
[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] help: remove explicit link target
[INFO] [stdout]    |
[INFO] [stdout] 53 | /// The value of the error alternative of [BlockResult] that indicates a
[INFO] [stdout]    |                                           ~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `read-write-store`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name read_write_store src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4e4d20d32e75360a -L dependency=/opt/rustwide/target/debug/deps --extern crossbeam_queue=/opt/rustwide/target/debug/deps/libcrossbeam_queue-120054ec698c864a.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-99be309635814e50.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-3af5f1166c4b9825.rmeta --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0c0832f4c69bcbeab7aef80ff55bf8cfd732e1452fd7e8e418b68b694f84a940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0832f4c69bcbeab7aef80ff55bf8cfd732e1452fd7e8e418b68b694f84a940", kill_on_drop: false }`
[INFO] [stdout] 0c0832f4c69bcbeab7aef80ff55bf8cfd732e1452fd7e8e418b68b694f84a940
