[INFO] fetching crate lilos 0.2.1...
[INFO] documenting lilos-0.2.1 against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] extracting crate lilos 0.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate lilos 0.2.1 on toolchain 6fd27704e643b25711e6a97ec2b04873b411b97d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lilos 0.2.1
[INFO] finished tweaking crates.io crate lilos 0.2.1
[INFO] tweaked toml for crates.io crate lilos 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5022ba869f2400127f5ac1714b6a11134155f63af1b074ef104554f98584cd0f
[INFO] running `Command { std: "docker" "start" "-a" "5022ba869f2400127f5ac1714b6a11134155f63af1b074ef104554f98584cd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5022ba869f2400127f5ac1714b6a11134155f63af1b074ef104554f98584cd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5022ba869f2400127f5ac1714b6a11134155f63af1b074ef104554f98584cd0f", kill_on_drop: false }`
[INFO] [stdout] 5022ba869f2400127f5ac1714b6a11134155f63af1b074ef104554f98584cd0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20cd7d243dc7ff5b7eacd033587a3c43161b0e1f9f289aadf67b82408a959e40
[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" "20cd7d243dc7ff5b7eacd033587a3c43161b0e1f9f289aadf67b82408a959e40", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]    Compiling cortex-m v0.7.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.6.15
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]  Documenting lilos v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]   --> src/list.rs:33:59
[INFO] [stdout]    |
[INFO] [stdout] 33 | //! This is, unfortunately, kind of involved -- but the [`create_node!`] and
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(rustdoc::macro_rules_fallback)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]   --> src/list.rs:34:7
[INFO] [stdout]    |
[INFO] [stdout] 34 | //! [`create_list!`] convenience macros help.
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/list.rs:253:25
[INFO] [stdout]     |
[INFO] [stdout] 253 | /// involved. Use the [`create_list!`] macro when possible, or see `List::new`
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/list.rs:286:66
[INFO] [stdout]     |
[INFO] [stdout] 286 |     /// steps! To make this process easier, consider using the [`create_list!`]
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `crate::queue`
[INFO] [stdout]   --> src/exec.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 71 | //! [`queue`][crate::queue], [`mutex`][crate::mutex], and
[INFO] [stdout]    |               ^^^^^^^^^^^^ no item named `queue` in module `lilos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]  --> src/mutex.rs:5:36
[INFO] [stdout]   |
[INFO] [stdout] 5 | //! there's a convenience macro, [`create_mutex!`].
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `lilos`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name lilos src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="handoff"' --cfg 'feature="mutex"' --cfg 'feature="scopeguard"' --cfg 'feature="spsc"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a472dcdb29b2ffc0 -L dependency=/opt/rustwide/target/debug/deps --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-1b6d0fdb140a71c3.rmeta --extern cortex_m_rt=/opt/rustwide/target/debug/deps/libcortex_m_rt-40f584485fb1fe99.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-ee105de0714dbf3b.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-0c69c602617454c0.rmeta --extern scopeguard=/opt/rustwide/target/debug/deps/libscopeguard-033365f7c16f4ed6.rmeta --cap-lints=forbid --crate-version 0.2.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "20cd7d243dc7ff5b7eacd033587a3c43161b0e1f9f289aadf67b82408a959e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20cd7d243dc7ff5b7eacd033587a3c43161b0e1f9f289aadf67b82408a959e40", kill_on_drop: false }`
[INFO] [stdout] 20cd7d243dc7ff5b7eacd033587a3c43161b0e1f9f289aadf67b82408a959e40