[INFO] fetching crate laby 0.2.4...
[INFO] documenting laby-0.2.4 against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] extracting crate laby 0.2.4 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate laby 0.2.4 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 laby 0.2.4
[INFO] finished tweaking crates.io crate laby 0.2.4
[INFO] tweaked toml for crates.io crate laby 0.2.4 written to /workspace/builds/worker-22/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] [stdout] 0c1953dd331a02dd4066683a0f7fef364ccbe600a9ad2713f6066db52a4b5215
[INFO] running `Command { std: "docker" "start" "-a" "0c1953dd331a02dd4066683a0f7fef364ccbe600a9ad2713f6066db52a4b5215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c1953dd331a02dd4066683a0f7fef364ccbe600a9ad2713f6066db52a4b5215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1953dd331a02dd4066683a0f7fef364ccbe600a9ad2713f6066db52a4b5215", kill_on_drop: false }`
[INFO] [stdout] 0c1953dd331a02dd4066683a0f7fef364ccbe600a9ad2713f6066db52a4b5215
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] ef1fb0b69d4f271ab988da8cd42225f6387fafcf4b38b1863756bd6cb0219945
[INFO] running `Command { std: "docker" "start" "-a" "ef1fb0b69d4f271ab988da8cd42225f6387fafcf4b38b1863756bd6cb0219945", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoap v1.0.1
[INFO] [stderr]    Compiling raw-cpuid v10.3.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling laby_common v0.1.1
[INFO] [stderr]    Compiling laby_macros v0.1.3
[INFO] [stderr]  Documenting laby v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/helpers.rs:161:26
[INFO] [stdout]     |
[INFO] [stdout] 161 | /// Consider using the [`iter!`] macro instead of constructing this type manually.
[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/helpers.rs:192:26
[INFO] [stdout]     |
[INFO] [stdout] 192 | /// Consider using the [`iter!`] macro instead of constructing this type manually.
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/helpers.rs:325:26
[INFO] [stdout]     |
[INFO] [stdout] 325 | /// Consider using the [`raw!`] macro instead of constructing this type manually.
[INFO] [stdout]     |                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/helpers.rs:421:26
[INFO] [stdout]     |
[INFO] [stdout] 421 | /// Consider using the [`disp!`] macro instead of constructing this type manually.
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/helpers.rs:102:11
[INFO] [stdout]     |
[INFO] [stdout] 102 | /// The [`render!`] macro can render any value that implements the [`Render`] trait,
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/helpers.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 | /// using the [`raw!`] macro.
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/helpers.rs:230:26
[INFO] [stdout]     |
[INFO] [stdout] 230 | /// consider using the [`iter_lines!`] macro instead.
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/helpers.rs:291:29
[INFO] [stdout]     |
[INFO] [stdout] 291 | /// Convenience macro for [`iter!`] with the newline delimiter.
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/helpers.rs:456:85
[INFO] [stdout]     |
[INFO] [stdout] 456 | /// This example renders a value that implements [`Display`] by wrapping it using [`disp!`].
[INFO] [stdout]     |                                                                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `laby`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name laby src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5ce79f7e46a7703e -L dependency=/opt/rustwide/target/debug/deps --extern laby_common=/opt/rustwide/target/debug/deps/liblaby_common-54e1ab6fef849c85.rmeta --extern laby_macros=/opt/rustwide/target/debug/deps/liblaby_macros-3490041aeae72bf9.so --cap-lints=forbid --crate-version 0.2.4` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ef1fb0b69d4f271ab988da8cd42225f6387fafcf4b38b1863756bd6cb0219945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1fb0b69d4f271ab988da8cd42225f6387fafcf4b38b1863756bd6cb0219945", kill_on_drop: false }`
[INFO] [stdout] ef1fb0b69d4f271ab988da8cd42225f6387fafcf4b38b1863756bd6cb0219945