[INFO] fetching crate signature 2.1.0...
[INFO] documenting signature-2.1.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate signature 2.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate signature 2.1.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signature 2.1.0
[INFO] finished tweaking crates.io crate signature 2.1.0
[INFO] tweaked toml for crates.io crate signature 2.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signature_derive v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2997f58dfa003b2f0b680919c8ffcb47d9c6db55e6f59659901c6d6c0b5ce6a2
[INFO] running `Command { std: "docker" "start" "-a" "2997f58dfa003b2f0b680919c8ffcb47d9c6db55e6f59659901c6d6c0b5ce6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2997f58dfa003b2f0b680919c8ffcb47d9c6db55e6f59659901c6d6c0b5ce6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2997f58dfa003b2f0b680919c8ffcb47d9c6db55e6f59659901c6d6c0b5ce6a2", kill_on_drop: false }`
[INFO] [stdout] 2997f58dfa003b2f0b680919c8ffcb47d9c6db55e6f59659901c6d6c0b5ce6a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e51ae9ef8f61d4195a967a3d929710efac62cf1beb0ba50dc6862178401b41c
[INFO] running `Command { std: "docker" "start" "-a" "9e51ae9ef8f61d4195a967a3d929710efac62cf1beb0ba50dc6862178401b41c", kill_on_drop: false }`
[INFO] [stderr]  Documenting signature v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `DigestSigner`
[INFO] [stdout]    --> src/lib.rs:2:1
[INFO] [stdout]     |
[INFO] [stdout] 2   | / #![doc = include_str!("../README.md")]
[INFO] [stdout] 3   | | #![doc(
[INFO] [stdout] 4   | |     html_logo_url = "https://raw.githubusercontent.com/RustCrypto/media/8f1a9894/logo.svg",
[INFO] [stdout] 5   | |     html_favicon_url = "https://raw.githubusercontent.com/RustCrypto/media/8f1a9894/logo.svg"
[INFO] [stdout] ...   |
[INFO] [stdout] 137 | | //! [`Digest`]: https://docs.rs/digest/latest/digest/trait.Digest.html
[INFO] [stdout] 138 | | //! [Fiat-Shamir heuristic]: https://en.wikipedia.org/wiki/Fiat%E2%80%93Shamir_heuristic
[INFO] [stdout]     | |________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             - `derive`: for implementers of signature systems using [`DigestSigner`]
[INFO] [stdout]                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout]     = note: no item named `DigestSigner` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DigestVerifier`
[INFO] [stdout]    --> src/lib.rs:2:1
[INFO] [stdout]     |
[INFO] [stdout] 2   | / #![doc = include_str!("../README.md")]
[INFO] [stdout] 3   | | #![doc(
[INFO] [stdout] 4   | |     html_logo_url = "https://raw.githubusercontent.com/RustCrypto/media/8f1a9894/logo.svg",
[INFO] [stdout] 5   | |     html_favicon_url = "https://raw.githubusercontent.com/RustCrypto/media/8f1a9894/logo.svg"
[INFO] [stdout] ...   |
[INFO] [stdout] 137 | | //! [`Digest`]: https://docs.rs/digest/latest/digest/trait.Digest.html
[INFO] [stdout] 138 | | //! [Fiat-Shamir heuristic]: https://en.wikipedia.org/wiki/Fiat%E2%80%93Shamir_heuristic
[INFO] [stdout]     | |________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]               and [`DigestVerifier`], the `derive` feature can be used to
[INFO] [stdout]                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: no item named `DigestVerifier` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `PrehashSignature::Digest`
[INFO] [stdout]    --> src/lib.rs:2:1
[INFO] [stdout]     |
[INFO] [stdout] 2   | / #![doc = include_str!("../README.md")]
[INFO] [stdout] 3   | | #![doc(
[INFO] [stdout] 4   | |     html_logo_url = "https://raw.githubusercontent.com/RustCrypto/media/8f1a9894/logo.svg",
[INFO] [stdout] 5   | |     html_favicon_url = "https://raw.githubusercontent.com/RustCrypto/media/8f1a9894/logo.svg"
[INFO] [stdout] ...   |
[INFO] [stdout] 137 | | //! [`Digest`]: https://docs.rs/digest/latest/digest/trait.Digest.html
[INFO] [stdout] 138 | | //! [Fiat-Shamir heuristic]: https://en.wikipedia.org/wiki/Fiat%E2%80%93Shamir_heuristic
[INFO] [stdout]     | |________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]               message using the [`PrehashSignature::Digest`] algorithm for
[INFO] [stdout]                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: no item named `PrehashSignature` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `RandomizedSigner`
[INFO] [stdout]    --> src/lib.rs:2:1
[INFO] [stdout]     |
[INFO] [stdout] 2   | / #![doc = include_str!("../README.md")]
[INFO] [stdout] 3   | | #![doc(
[INFO] [stdout] 4   | |     html_logo_url = "https://raw.githubusercontent.com/RustCrypto/media/8f1a9894/logo.svg",
[INFO] [stdout] 5   | |     html_favicon_url = "https://raw.githubusercontent.com/RustCrypto/media/8f1a9894/logo.svg"
[INFO] [stdout] ...   |
[INFO] [stdout] 137 | | //! [`Digest`]: https://docs.rs/digest/latest/digest/trait.Digest.html
[INFO] [stdout] 138 | | //! [Fiat-Shamir heuristic]: https://en.wikipedia.org/wiki/Fiat%E2%80%93Shamir_heuristic
[INFO] [stdout]     | |________________________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             - `rand_core`: enables the [`RandomizedSigner`] trait for signature
[INFO] [stdout]                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: no item named `RandomizedSigner` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `std::error::Error`
[INFO] [stdout]   --> src/error.rs:19:51
[INFO] [stdout]    |
[INFO] [stdout] 19 | /// When the `std` feature is enabled, it impls [`std::error::Error`] and
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^ no item named `std` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `std::error::Error::source`
[INFO] [stdout]   --> src/error.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 | /// supports an optional [`std::error::Error::source`], which can be used by
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `std` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "9e51ae9ef8f61d4195a967a3d929710efac62cf1beb0ba50dc6862178401b41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e51ae9ef8f61d4195a967a3d929710efac62cf1beb0ba50dc6862178401b41c", kill_on_drop: false }`
[INFO] [stdout] 9e51ae9ef8f61d4195a967a3d929710efac62cf1beb0ba50dc6862178401b41c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdb28cd54eaace02f70778ea8a6395616ec9edc608e938d01f92a2cc09e2622e
[INFO] running `Command { std: "docker" "start" "-a" "cdb28cd54eaace02f70778ea8a6395616ec9edc608e938d01f92a2cc09e2622e", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling signature_derive v2.0.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]  Documenting signature v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "cdb28cd54eaace02f70778ea8a6395616ec9edc608e938d01f92a2cc09e2622e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb28cd54eaace02f70778ea8a6395616ec9edc608e938d01f92a2cc09e2622e", kill_on_drop: false }`
[INFO] [stdout] cdb28cd54eaace02f70778ea8a6395616ec9edc608e938d01f92a2cc09e2622e
