[INFO] fetching crate bbqueue 0.5.1...
[INFO] checking bbqueue-0.5.1 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate bbqueue 0.5.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate bbqueue 0.5.1 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bbqueue 0.5.1
[INFO] finished tweaking crates.io crate bbqueue 0.5.1
[INFO] tweaked toml for crates.io crate bbqueue 0.5.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages
[INFO] [stderr]       Adding aligned v0.3.5 (latest: v0.4.2)
[INFO] [stderr]       Adding as-slice v0.1.5 (latest: v0.2.1)
[INFO] [stderr]       Adding bare-metal v0.2.5 (latest: v1.0.0)
[INFO] [stderr]       Adding bitfield v0.13.2 (latest: v0.15.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cortex-m v0.6.7 (latest: v0.7.7)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (latest: v1.0.0)
[INFO] [stderr]       Adding generic-array v0.12.4 (latest: v1.0.0)
[INFO] [stderr]       Adding generic-array v0.13.3 (latest: v1.0.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding nb v0.1.3 (latest: v1.1.0)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defmt-macros v0.3.7
[INFO] [stderr]   Downloaded defmt v0.3.6
[INFO] [stderr]   Downloaded defmt-parser v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c610efff2d2c3341105e7898135f7c85eb9299fff619d2838709d0c53d58ae4
[INFO] running `Command { std: "docker" "start" "-a" "3c610efff2d2c3341105e7898135f7c85eb9299fff619d2838709d0c53d58ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c610efff2d2c3341105e7898135f7c85eb9299fff619d2838709d0c53d58ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c610efff2d2c3341105e7898135f7c85eb9299fff619d2838709d0c53d58ae4", kill_on_drop: false }`
[INFO] [stdout] 3c610efff2d2c3341105e7898135f7c85eb9299fff619d2838709d0c53d58ae4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a303d7c6e619402d4ae12817cb9dc2bc54f2a9511eeade2fca4eec4b77b6cba8
[INFO] running `Command { std: "docker" "start" "-a" "a303d7c6e619402d4ae12817cb9dc2bc54f2a9511eeade2fca4eec4b77b6cba8", kill_on_drop: false }`
[INFO] [stderr]     Checking bbqueue v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:250:13
[INFO] [stdout]     |
[INFO] [stdout] 250 |             /// Owned by the writer
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 251 |             write: AtomicUsize::new(0),
[INFO] [stdout]     |             -------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_doc_comments)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:253:13
[INFO] [stdout]     |
[INFO] [stdout] 253 |             /// Owned by the reader
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 254 |             read: AtomicUsize::new(0),
[INFO] [stdout]     |             ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 | /             /// Cooperatively owned
[INFO] [stdout] 257 | |             ///
[INFO] [stdout] 258 | |             /// NOTE: This should generally be initialized as size_of::<self.buf>(), however
[INFO] [stdout] 259 | |             /// this would prevent the structure from being entirely zero-initialized,
[INFO] [stdout] ...   |
[INFO] [stdout] 265 | |             /// When read == last == write, no bytes will be allowed to be read (good), but
[INFO] [stdout] 266 | |             /// write grants can be given out (also good).
[INFO] [stdout]     | |__________________________________________________________^
[INFO] [stdout] 267 |               last: AtomicUsize::new(0),
[INFO] [stdout]     |               ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             /// Owned by the Writer, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 270 |             reserve: AtomicUsize::new(0),
[INFO] [stdout]     |             ---------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:272:13
[INFO] [stdout]     |
[INFO] [stdout] 272 |             /// Owned by the Reader, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 273 |             read_in_progress: AtomicBool::new(false),
[INFO] [stdout]     |             ---------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |             /// Owned by the Writer, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 276 |             write_in_progress: AtomicBool::new(false),
[INFO] [stdout]     |             ----------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |             /// We haven't split at the start
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 279 |             already_split: AtomicBool::new(false),
[INFO] [stdout]     |             ------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:250:13
[INFO] [stdout]     |
[INFO] [stdout] 250 |             /// Owned by the writer
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 251 |             write: AtomicUsize::new(0),
[INFO] [stdout]     |             -------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_doc_comments)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:253:13
[INFO] [stdout]     |
[INFO] [stdout] 253 |             /// Owned by the reader
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 254 |             read: AtomicUsize::new(0),
[INFO] [stdout]     |             ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 | /             /// Cooperatively owned
[INFO] [stdout] 257 | |             ///
[INFO] [stdout] 258 | |             /// NOTE: This should generally be initialized as size_of::<self.buf>(), however
[INFO] [stdout] 259 | |             /// this would prevent the structure from being entirely zero-initialized,
[INFO] [stdout] ...   |
[INFO] [stdout] 265 | |             /// When read == last == write, no bytes will be allowed to be read (good), but
[INFO] [stdout] 266 | |             /// write grants can be given out (also good).
[INFO] [stdout]     | |__________________________________________________________^
[INFO] [stdout] 267 |               last: AtomicUsize::new(0),
[INFO] [stdout]     |               ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             /// Owned by the Writer, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 270 |             reserve: AtomicUsize::new(0),
[INFO] [stdout]     |             ---------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:272:13
[INFO] [stdout]     |
[INFO] [stdout] 272 |             /// Owned by the Reader, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 273 |             read_in_progress: AtomicBool::new(false),
[INFO] [stdout]     |             ---------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |             /// Owned by the Writer, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 276 |             write_in_progress: AtomicBool::new(false),
[INFO] [stdout]     |             ----------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |             /// We haven't split at the start
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 279 |             already_split: AtomicBool::new(false),
[INFO] [stdout]     |             ------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bbqueue` (lib) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `bbqueue` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "a303d7c6e619402d4ae12817cb9dc2bc54f2a9511eeade2fca4eec4b77b6cba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a303d7c6e619402d4ae12817cb9dc2bc54f2a9511eeade2fca4eec4b77b6cba8", kill_on_drop: false }`
[INFO] [stdout] a303d7c6e619402d4ae12817cb9dc2bc54f2a9511eeade2fca4eec4b77b6cba8
