[INFO] fetching crate digest 0.10.3...
[INFO] documenting digest-0.10.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate digest 0.10.3 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate digest 0.10.3 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate digest 0.10.3
[INFO] finished tweaking crates.io crate digest 0.10.3
[INFO] tweaked toml for crates.io crate digest 0.10.3 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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" "+beta-2022-05-20" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8db6458fcbad9940ded50d48206695803f9a4d0518f79eb67715aa02329bfc2f
[INFO] running `Command { std: "docker" "start" "-a" "8db6458fcbad9940ded50d48206695803f9a4d0518f79eb67715aa02329bfc2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8db6458fcbad9940ded50d48206695803f9a4d0518f79eb67715aa02329bfc2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db6458fcbad9940ded50d48206695803f9a4d0518f79eb67715aa02329bfc2f", kill_on_drop: false }`
[INFO] [stdout] 8db6458fcbad9940ded50d48206695803f9a4d0518f79eb67715aa02329bfc2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe113605558a1751a7f79929f82b51a2d1bb9f910de997615f1112ca23cde765
[INFO] running `Command { std: "docker" "start" "-a" "fe113605558a1751a7f79929f82b51a2d1bb9f910de997615f1112ca23cde765", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]  Documenting digest v0.10.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Mac`
[INFO] [stdout]  --> src/lib.rs:6:71
[INFO] [stdout]   |
[INFO] [stdout] 6 | //! - **High-level convenience traits**: [`Digest`], [`DynDigest`], [`Mac`].
[INFO] [stdout]   |                                                                       ^^^ no item named `Mac` in scope
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::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 `KeyInit`
[INFO] [stdout]   --> src/lib.rs:11:40
[INFO] [stdout]    |
[INFO] [stdout] 11 | //!   [`VariableOutput`], [`Reset`], [`KeyInit`], and [`InnerInit`]. These
[INFO] [stdout]    |                                        ^^^^^^^ no item named `KeyInit` 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 `InnerInit`
[INFO] [stdout]   --> src/lib.rs:11:57
[INFO] [stdout]    |
[INFO] [stdout] 11 | //!   [`VariableOutput`], [`Reset`], [`KeyInit`], and [`InnerInit`]. These
[INFO] [stdout]    |                                                         ^^^^^^^^^ no item named `InnerInit` 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 `MacMarker`
[INFO] [stdout]   --> src/lib.rs:13:44
[INFO] [stdout]    |
[INFO] [stdout] 13 | //! - **Marker traits**: [`HashMarker`], [`MacMarker`]. Used to distinguish
[INFO] [stdout]    |                                            ^^^^^^^^^ no item named `MacMarker` 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 `std::io::Write`
[INFO] [stdout]   --> src/lib.rs:21:39
[INFO] [stdout]    |
[INFO] [stdout] 21 | //! [`Default`], [`Clone`], [`Write`][std::io::Write]. The latter is
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^ no item named `std` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.83s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe113605558a1751a7f79929f82b51a2d1bb9f910de997615f1112ca23cde765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe113605558a1751a7f79929f82b51a2d1bb9f910de997615f1112ca23cde765", kill_on_drop: false }`
[INFO] [stdout] fe113605558a1751a7f79929f82b51a2d1bb9f910de997615f1112ca23cde765
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--frozen" "--message-format=json" "--" "--cfg" "docsrs" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 24985cff049203cc925798f763cd8193917e1076d0483e27f0f3d0b078b43f6f
[INFO] running `Command { std: "docker" "start" "-a" "24985cff049203cc925798f763cd8193917e1076d0483e27f0f3d0b078b43f6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking blobby v0.3.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]  Documenting digest v0.10.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.45s
[INFO] running `Command { std: "docker" "inspect" "24985cff049203cc925798f763cd8193917e1076d0483e27f0f3d0b078b43f6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24985cff049203cc925798f763cd8193917e1076d0483e27f0f3d0b078b43f6f", kill_on_drop: false }`
[INFO] [stdout] 24985cff049203cc925798f763cd8193917e1076d0483e27f0f3d0b078b43f6f