[INFO] fetching crate rec 0.11.0...
[INFO] documenting rec-0.11.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate rec 0.11.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate rec 0.11.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rec 0.11.0
[INFO] finished tweaking crates.io crate rec 0.11.0
[INFO] tweaked toml for crates.io crate rec 0.11.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c1b333d4452f0f8a23d94c8acee41c4a5cecdde89214a93717112d901e6fb13
[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" "0c1b333d4452f0f8a23d94c8acee41c4a5cecdde89214a93717112d901e6fb13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c1b333d4452f0f8a23d94c8acee41c4a5cecdde89214a93717112d901e6fb13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1b333d4452f0f8a23d94c8acee41c4a5cecdde89214a93717112d901e6fb13", kill_on_drop: false }`
[INFO] [stdout] 0c1b333d4452f0f8a23d94c8acee41c4a5cecdde89214a93717112d901e6fb13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e56ae29619d104533ef984b9d1c1292b826f8d850fe000f47098397649e7518
[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" "2e56ae29619d104533ef984b9d1c1292b826f8d850fe000f47098397649e7518", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]  Documenting rec v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `question_mark_macro_sep`
[INFO] [stdout]   --> src/lib.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     question_mark_macro_sep,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `regex`
[INFO] [stdout]   --> src/lib.rs:10:86
[INFO] [stdout]    |
[INFO] [stdout] 10 | //! - Declares regular expressions as const [`&str`] values that are valid with the [`regex`]
[INFO] [stdout]    |                                                                                      ^^^^^^^ the module `rec` contains no item named `regex`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Hir::Repetition`
[INFO] [stdout]    --> src/lib.rs:479:69
[INFO] [stdout]     |
[INFO] [stdout] 479 | /// Returns a [`Hir`] that is a valid representation of `hir` as a [`Hir::Repetition`] element.
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^^^^^^^ the struct `Hir` has no field or associated item named `Repetition`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Hir::Concat`
[INFO] [stdout]    --> src/lib.rs:487:69
[INFO] [stdout]     |
[INFO] [stdout] 487 | /// Returns a [`Hir`] that is a valid representation of `hir` as a [`Hir::Concat`] element.
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^^^ the struct `Hir` has no field or associated item named `Concat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.94s
[INFO] running `Command { std: "docker" "inspect" "2e56ae29619d104533ef984b9d1c1292b826f8d850fe000f47098397649e7518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e56ae29619d104533ef984b9d1c1292b826f8d850fe000f47098397649e7518", kill_on_drop: false }`
[INFO] [stdout] 2e56ae29619d104533ef984b9d1c1292b826f8d850fe000f47098397649e7518
