[INFO] fetching crate numscan 0.1.0...
[INFO] documenting numscan-0.1.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate numscan 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate numscan 0.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate numscan 0.1.0
[INFO] finished tweaking crates.io crate numscan 0.1.0
[INFO] tweaked toml for crates.io crate numscan 0.1.0 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" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded round_mult v0.1.3
[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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02688149b87d13888fded90f2748a6a6be8031be24a9864a7aba5c57d4b89965
[INFO] running `Command { std: "docker" "start" "-a" "02688149b87d13888fded90f2748a6a6be8031be24a9864a7aba5c57d4b89965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02688149b87d13888fded90f2748a6a6be8031be24a9864a7aba5c57d4b89965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02688149b87d13888fded90f2748a6a6be8031be24a9864a7aba5c57d4b89965", kill_on_drop: false }`
[INFO] [stdout] 02688149b87d13888fded90f2748a6a6be8031be24a9864a7aba5c57d4b89965
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40c068faff226eb4ec82b6f4c2d56d828910e48244cf32d29499694ae7448ef2
[INFO] running `Command { std: "docker" "start" "-a" "40c068faff226eb4ec82b6f4c2d56d828910e48244cf32d29499694ae7448ef2", kill_on_drop: false }`
[INFO] [stderr]    Compiling round_mult v0.1.3
[INFO] [stderr]  Documenting numscan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | #![feature(portable_simd)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `proper_end`
[INFO] [stdout]   --> src/lib.rs:90:63
[INFO] [stdout]    |
[INFO] [stdout] 90 |     /// The index where the number ends _in the chunk_ (see [`proper_end`]).
[INFO] [stdout]    |                                                               ^^^^^^^^^^ no item named `proper_end` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:41:23
[INFO] [stdout]    |
[INFO] [stdout] 41 | #![deny(missing_docs, rustdoc::broken_intra_doc_links)]
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `end`
[INFO] [stdout]   --> src/lib.rs:92:19
[INFO] [stdout]    |
[INFO] [stdout] 92 |     /// Whether [`end`] points to the actual end of the number.
[INFO] [stdout]    |                   ^^^ no item named `end` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `end`
[INFO] [stdout]   --> src/lib.rs:93:30
[INFO] [stdout]    |
[INFO] [stdout] 93 |     /// If [`false`], then [`end`] to points either the end of the number or
[INFO] [stdout]    |                              ^^^ no item named `end` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `start`
[INFO] [stdout]   --> src/lib.rs:95:67
[INFO] [stdout]    |
[INFO] [stdout] 95 |     /// past it, i.e. it's unnecessary to look for the end from [`start`]).
[INFO] [stdout]    |                                                                   ^^^^^ no item named `start` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `numscan`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name numscan src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=7260086380f6b287 -L dependency=/opt/rustwide/target/debug/deps --extern round_mult=/opt/rustwide/target/debug/deps/libround_mult-73f78862188d4f68.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "40c068faff226eb4ec82b6f4c2d56d828910e48244cf32d29499694ae7448ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40c068faff226eb4ec82b6f4c2d56d828910e48244cf32d29499694ae7448ef2", kill_on_drop: false }`
[INFO] [stdout] 40c068faff226eb4ec82b6f4c2d56d828910e48244cf32d29499694ae7448ef2
