[INFO] fetching crate tear 0.5.1...
[INFO] documenting tear-0.5.1 against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] extracting crate tear 0.5.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate tear 0.5.1 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 tear 0.5.1
[INFO] finished tweaking crates.io crate tear 0.5.1
[INFO] tweaked toml for crates.io crate tear 0.5.1 written to /workspace/builds/worker-16/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] 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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] f68172ae32d78fa7fd8bb62240e4d69d26c414f1cfbffc02dbf0c55e0e4c00b5
[INFO] running `Command { std: "docker" "start" "-a" "f68172ae32d78fa7fd8bb62240e4d69d26c414f1cfbffc02dbf0c55e0e4c00b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f68172ae32d78fa7fd8bb62240e4d69d26c414f1cfbffc02dbf0c55e0e4c00b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f68172ae32d78fa7fd8bb62240e4d69d26c414f1cfbffc02dbf0c55e0e4c00b5", kill_on_drop: false }`
[INFO] [stdout] f68172ae32d78fa7fd8bb62240e4d69d26c414f1cfbffc02dbf0c55e0e4c00b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 948b84256fb90a9900a938f43332f80989a2f2a69fa6ba5c1f3c3958f7bbd6d9
[INFO] running `Command { std: "docker" "start" "-a" "948b84256fb90a9900a938f43332f80989a2f2a69fa6ba5c1f3c3958f7bbd6d9", kill_on_drop: false }`
[INFO] [stderr]  Documenting tear v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `core::option::NoneError`
[INFO] [stdout]   --> src/trait_impl.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 | It mirrors the [`NoneError`](`core::option::NoneError`) type. For example, it is used in conjunction with [`Moral`] to
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^ no item named `NoneError` in module `option`
[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/twist_impl.rs:49:43
[INFO] [stdout]    |
[INFO] [stdout] 49 | /** Different loop control signals that [`twist!`] understands
[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/util.rs:275:30
[INFO] [stdout]     |
[INFO] [stdout] 275 | This function is used with [`terror!`] to return None, where you would use `.ok()?.unwrap()` instead.
[INFO] [stdout]     |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/twist_impl.rs:394:9
[INFO] [stdout]     |
[INFO] [stdout] 394 | - The [`last!`], [`next!`] and [`resume!`] utility macros.
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/twist_impl.rs:394:20
[INFO] [stdout]     |
[INFO] [stdout] 394 | - The [`last!`], [`next!`] and [`resume!`] utility macros.
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/twist_impl.rs:394:34
[INFO] [stdout]     |
[INFO] [stdout] 394 | - The [`last!`], [`next!`] and [`resume!`] utility macros.
[INFO] [stdout]     |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/twist_impl.rs:395:9
[INFO] [stdout]     |
[INFO] [stdout] 395 | - The [`anybox!`] macro when the expression is of type `Box<dyn Any>` and we unbox it
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/twist_impl.rs:566:5
[INFO] [stdout]     |
[INFO] [stdout] 566 | - [`tear_if!`] with examples
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/twist_impl.rs:567:5
[INFO] [stdout]     |
[INFO] [stdout] 567 | - [`last_if!`]
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/twist_impl.rs:625:5
[INFO] [stdout]     |
[INFO] [stdout] 625 | - [`tear_if!`] with examples
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]   --> src/util.rs:42:73
[INFO] [stdout]    |
[INFO] [stdout] 42 | If called with the label index, it breaks the corresponding loop (see [`twist!`]).
[INFO] [stdout]    |                                                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]   --> src/util.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | - [`last_if!`]
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/util.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 | - [`next_if!`]
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `tear`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name tear src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3532c74395255c55 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid --crate-version 0.5.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "948b84256fb90a9900a938f43332f80989a2f2a69fa6ba5c1f3c3958f7bbd6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "948b84256fb90a9900a938f43332f80989a2f2a69fa6ba5c1f3c3958f7bbd6d9", kill_on_drop: false }`
[INFO] [stdout] 948b84256fb90a9900a938f43332f80989a2f2a69fa6ba5c1f3c3958f7bbd6d9