[INFO] fetching crate bbqueue-ng 0.101.1...
[INFO] checking bbqueue-ng-0.101.1 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate bbqueue-ng 0.101.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate bbqueue-ng 0.101.1 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-ng 0.101.1
[INFO] finished tweaking crates.io crate bbqueue-ng 0.101.1
[INFO] tweaked toml for crates.io crate bbqueue-ng 0.101.1 written to /workspace/builds/worker-5-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 22 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 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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 33ea5991df4212e3eff637bbccd0c4a3524a67061460b113d9ebb88e8063497a
[INFO] running `Command { std: "docker" "start" "-a" "33ea5991df4212e3eff637bbccd0c4a3524a67061460b113d9ebb88e8063497a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33ea5991df4212e3eff637bbccd0c4a3524a67061460b113d9ebb88e8063497a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ea5991df4212e3eff637bbccd0c4a3524a67061460b113d9ebb88e8063497a", kill_on_drop: false }`
[INFO] [stdout] 33ea5991df4212e3eff637bbccd0c4a3524a67061460b113d9ebb88e8063497a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6e30343b356d5e723b1d8062f4f62227313e6dfe7684472ebbc63951c35a1e0d
[INFO] running `Command { std: "docker" "start" "-a" "6e30343b356d5e723b1d8062f4f62227313e6dfe7684472ebbc63951c35a1e0d", kill_on_drop: false }`
[INFO] [stderr]     Checking bbqueue-ng v0.101.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/bbbuffer.rs:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |             /// Owned by the writer
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 253 |             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:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 | #![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:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |             /// Owned by the reader
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 256 |             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:258:13
[INFO] [stdout]     |
[INFO] [stdout] 258 | /             /// Cooperatively owned
[INFO] [stdout] 259 | |             ///
[INFO] [stdout] 260 | |             /// NOTE: This should generally be initialized as size_of::<self.buf>(), however
[INFO] [stdout] 261 | |             /// this would prevent the structure from being entirely zero-initialized,
[INFO] [stdout] ...   |
[INFO] [stdout] 267 | |             /// When read == last == write, no bytes will be allowed to be read (good), but
[INFO] [stdout] 268 | |             /// write grants can be given out (also good).
[INFO] [stdout]     | |__________________________________________________________^
[INFO] [stdout] 269 |               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:271:13
[INFO] [stdout]     |
[INFO] [stdout] 271 |             /// Owned by the Writer, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 272 |             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:274:13
[INFO] [stdout]     |
[INFO] [stdout] 274 |             /// Owned by the Reader, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 275 |             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:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |             /// Owned by the Writer, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 278 |             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:280:13
[INFO] [stdout]     |
[INFO] [stdout] 280 |             /// We haven't split at the start
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 281 |             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:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |             /// Owned by the writer
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 253 |             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:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 | #![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:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |             /// Owned by the reader
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 256 |             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:258:13
[INFO] [stdout]     |
[INFO] [stdout] 258 | /             /// Cooperatively owned
[INFO] [stdout] 259 | |             ///
[INFO] [stdout] 260 | |             /// NOTE: This should generally be initialized as size_of::<self.buf>(), however
[INFO] [stdout] 261 | |             /// this would prevent the structure from being entirely zero-initialized,
[INFO] [stdout] ...   |
[INFO] [stdout] 267 | |             /// When read == last == write, no bytes will be allowed to be read (good), but
[INFO] [stdout] 268 | |             /// write grants can be given out (also good).
[INFO] [stdout]     | |__________________________________________________________^
[INFO] [stdout] 269 |               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:271:13
[INFO] [stdout]     |
[INFO] [stdout] 271 |             /// Owned by the Writer, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 272 |             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:274:13
[INFO] [stdout]     |
[INFO] [stdout] 274 |             /// Owned by the Reader, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 275 |             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:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |             /// Owned by the Writer, "private"
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 278 |             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:280:13
[INFO] [stdout]     |
[INFO] [stdout] 280 |             /// We haven't split at the start
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 281 |             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] [stderr] error: could not compile `bbqueue-ng` (lib) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bbqueue-ng` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "6e30343b356d5e723b1d8062f4f62227313e6dfe7684472ebbc63951c35a1e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e30343b356d5e723b1d8062f4f62227313e6dfe7684472ebbc63951c35a1e0d", kill_on_drop: false }`
[INFO] [stdout] 6e30343b356d5e723b1d8062f4f62227313e6dfe7684472ebbc63951c35a1e0d
