[INFO] fetching crate bare-io 0.2.1...
[INFO] documenting bare-io-0.2.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate bare-io 0.2.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate bare-io 0.2.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bare-io 0.2.1
[INFO] finished tweaking crates.io crate bare-io 0.2.1
[INFO] tweaked toml for crates.io crate bare-io 0.2.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10a7d94a11073c6af4d4efae2c98b586e5810905532bc19ccfc25e30d6970445
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "10a7d94a11073c6af4d4efae2c98b586e5810905532bc19ccfc25e30d6970445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10a7d94a11073c6af4d4efae2c98b586e5810905532bc19ccfc25e30d6970445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10a7d94a11073c6af4d4efae2c98b586e5810905532bc19ccfc25e30d6970445", kill_on_drop: false }`
[INFO] [stdout] 10a7d94a11073c6af4d4efae2c98b586e5810905532bc19ccfc25e30d6970445
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 544e9cd63a0c0f52ab7a032e87bca26ff46bbd2d05b414f229db1b793a2e8884
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "544e9cd63a0c0f52ab7a032e87bca26ff46bbd2d05b414f229db1b793a2e8884", kill_on_drop: false }`
[INFO] [stderr]  Documenting bare-io v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]   --> src/cursor.rs:13:51
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// are commonly used as a buffer, like `Cursor<`[`Vec`]`<u8>>` and
[INFO] [stdout]    |                                                   ^^^^^ no item named `Vec` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::slice`
[INFO] [stdout]   --> src/cursor.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | /// [bytes]: crate::slice
[INFO] [stdout]    |              ^^^^^^^^^^^^ no item named `slice` in module `bare_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::fs::File`
[INFO] [stdout]   --> src/cursor.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 | /// [`File`]: crate::fs::File
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^ no item named `fs` in module `bare_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]   --> src/cursor.rs:75:74
[INFO] [stdout]    |
[INFO] [stdout] 75 |     /// Cursor initial position is `0` even if underlying buffer (e.g., [`Vec`])
[INFO] [stdout]    |                                                                          ^^^^^ no item named `Vec` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]   --> src/cursor.rs:76:69
[INFO] [stdout]    |
[INFO] [stdout] 76 |     /// is not empty. So writing to cursor starts with overwriting [`Vec`]
[INFO] [stdout]    |                                                                     ^^^^^ no item named `Vec` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::result::Result`
[INFO] [stdout]   --> src/error.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | /// [`Result`]: crate::result::Result
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^ no item named `result` in module `bare_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::io`
[INFO] [stdout]   --> src/error.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 | /// [`std::io`]: crate::io
[INFO] [stdout]    |                  ^^^^^^^^^ no item named `io` in module `bare_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::prelude`
[INFO] [stdout]   --> src/error.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 | /// [prelude]: crate::prelude
[INFO] [stdout]    |                ^^^^^^^^^^^^^^ no item named `prelude` in module `bare_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::io::Read`
[INFO] [stdout]   --> src/error.rs:46:15
[INFO] [stdout]    |
[INFO] [stdout] 46 | /// [`Read`]: crate::io::Read
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^ no item named `io` in module `bare_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::io::Write`
[INFO] [stdout]   --> src/error.rs:47:16
[INFO] [stdout]    |
[INFO] [stdout] 47 | /// [`Write`]: crate::io::Write
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^ no item named `io` in module `bare_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::io::Seek`
[INFO] [stdout]   --> src/error.rs:48:15
[INFO] [stdout]    |
[INFO] [stdout] 48 | /// [`Seek`]: crate::io::Seek
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^ no item named `io` in module `bare_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::io::Write::write`
[INFO] [stdout]    --> src/error.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |     /// [`write`]: crate::io::Write::write
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^ no item named `io` in module `bare_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Error::raw_os_error`
[INFO] [stdout]    --> src/error.rs:141:27
[INFO] [stdout]     |
[INFO] [stdout] 141 |     /// e.g., a specific [`Error::raw_os_error`] return value.
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^ the struct `Error` has no field or associated item named `raw_os_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: public documentation for `Read` links to private item `self`
[INFO] [stdout]   --> src/traits.rs:71:18
[INFO] [stdout]    |
[INFO] [stdout] 71 | /// [`std::io`]: self
[INFO] [stdout]    |                  ^^^^ this item is private
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::private_intra_doc_links)]` on by default
[INFO] [stdout]    = note: this link resolves only because you passed `--document-private-items`, but will break without
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `BufReader`
[INFO] [stdout]   --> src/traits.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | /// [`BufReader`], will be more efficient.
[INFO] [stdout]    |      ^^^^^^^^^^^ no item named `BufReader` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::mem::MaybeUninit`
[INFO] [stdout]    --> src/traits.rs:109:29
[INFO] [stdout]     |
[INFO] [stdout] 109 |     /// [`MaybeUninit<T>`]: crate::mem::MaybeUninit
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^ no item named `mem` in module `bare_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: public documentation for `initializer` links to private item `Initializer::nop`
[INFO] [stdout]    --> src/traits.rs:152:33
[INFO] [stdout]     |
[INFO] [stdout] 152 |     /// memory, it should call [`Initializer::nop()`]. See the documentation for
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^ this item is private
[INFO] [stdout]     |
[INFO] [stdout]     = note: this link resolves only because you passed `--document-private-items`, but will break without
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: public documentation for `initializer` links to private item `Initializer`
[INFO] [stdout]    --> src/traits.rs:153:10
[INFO] [stdout]     |
[INFO] [stdout] 153 |     /// [`Initializer`] for details.
[INFO] [stdout]     |          ^^^^^^^^^^^^^ this item is private
[INFO] [stdout]     |
[INFO] [stdout]     = note: this link resolves only because you passed `--document-private-items`, but will break without
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: public documentation for `Write` links to private item `self`
[INFO] [stdout]    --> src/traits.rs:456:18
[INFO] [stdout]     |
[INFO] [stdout] 456 | /// [`std::io`]: self
[INFO] [stdout]     |                  ^^^^ this item is private
[INFO] [stdout]     |
[INFO] [stdout]     = note: this link resolves only because you passed `--document-private-items`, but will break without
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `BufRead::read_line`
[INFO] [stdout]    --> src/traits.rs:822:20
[INFO] [stdout]     |
[INFO] [stdout] 822 | /// [`read_line`]: BufRead::read_line
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ the trait `BufRead` has no associated item named `read_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `BufRead::lines`
[INFO] [stdout]    --> src/traits.rs:823:16
[INFO] [stdout]     |
[INFO] [stdout] 823 | /// [`lines`]: BufRead::lines
[INFO] [stdout]     |                ^^^^^^^^^^^^^^ the trait `BufRead` has no associated item named `lines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `BufReader`
[INFO] [stdout]    --> src/traits.rs:816:11
[INFO] [stdout]     |
[INFO] [stdout] 816 | /// type][`BufReader`] to turn it into a `BufRead`.
[INFO] [stdout]     |           ^^^^^^^^^^^ no item named `BufReader` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `BufReader`
[INFO] [stdout]    --> src/traits.rs:819:6
[INFO] [stdout]     |
[INFO] [stdout] 819 | /// [`BufReader`] to the rescue!
[INFO] [stdout]     |      ^^^^^^^^^^^ no item named `BufReader` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Vec`
[INFO] [stdout]   --> src/cursor.rs:13:51
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// are commonly used as a buffer, like `Cursor<`[`Vec`]`<u8>>` and
[INFO] [stdout]    |                                                   ^^^^^ no item named `Vec` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: public documentation for `Read` links to private item `self`
[INFO] [stdout]   --> src/traits.rs:71:18
[INFO] [stdout]    |
[INFO] [stdout] 71 | /// [`std::io`]: self
[INFO] [stdout]    |                  ^^^^ this item is private
[INFO] [stdout]    |
[INFO] [stdout]    = note: this link resolves only because you passed `--document-private-items`, but will break without
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "544e9cd63a0c0f52ab7a032e87bca26ff46bbd2d05b414f229db1b793a2e8884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544e9cd63a0c0f52ab7a032e87bca26ff46bbd2d05b414f229db1b793a2e8884", kill_on_drop: false }`
[INFO] [stdout] 544e9cd63a0c0f52ab7a032e87bca26ff46bbd2d05b414f229db1b793a2e8884
