[INFO] fetching crate libwebp-sys2 0.1.4...
[INFO] documenting libwebp-sys2-0.1.4 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate libwebp-sys2 0.1.4 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate libwebp-sys2 0.1.4 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libwebp-sys2 0.1.4
[INFO] finished tweaking crates.io crate libwebp-sys2 0.1.4
[INFO] tweaked toml for crates.io crate libwebp-sys2 0.1.4 written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "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-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ea02bddd2ff120626ce882306cf04dc0a710e4a21b7dfa09680a1bd0be80db6
[INFO] running `Command { std: "docker" "start" "-a" "3ea02bddd2ff120626ce882306cf04dc0a710e4a21b7dfa09680a1bd0be80db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ea02bddd2ff120626ce882306cf04dc0a710e4a21b7dfa09680a1bd0be80db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea02bddd2ff120626ce882306cf04dc0a710e4a21b7dfa09680a1bd0be80db6", kill_on_drop: false }`
[INFO] [stdout] 3ea02bddd2ff120626ce882306cf04dc0a710e4a21b7dfa09680a1bd0be80db6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5910725aa63e2b1440af822968710d290e5a0ca64504b462a0202f09be729d6
[INFO] running `Command { std: "docker" "start" "-a" "b5910725aa63e2b1440af822968710d290e5a0ca64504b462a0202f09be729d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libwebp-sys2 v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting libwebp-sys2 v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/decode.rs:379:37
[INFO] [stdout]     |
[INFO] [stdout] 379 |     /// (*) Also named Y'CbCr. See: https://en.wikipedia.org/wiki/YCbCr
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://en.wikipedia.org/wiki/YCbCr>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "b5910725aa63e2b1440af822968710d290e5a0ca64504b462a0202f09be729d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5910725aa63e2b1440af822968710d290e5a0ca64504b462a0202f09be729d6", kill_on_drop: false }`
[INFO] [stdout] b5910725aa63e2b1440af822968710d290e5a0ca64504b462a0202f09be729d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "1_2 demux mux __doc_cfg extern-types" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 5f30da33c0ade3ee609af7ca111cfac4bcac57030880682437578d8e94eafaa3
[INFO] running `Command { std: "docker" "start" "-a" "5f30da33c0ade3ee609af7ca111cfac4bcac57030880682437578d8e94eafaa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libwebp-sys2 v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting libwebp-sys2 v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/decode.rs:379:37
[INFO] [stdout]     |
[INFO] [stdout] 379 |     /// (*) Also named Y'CbCr. See: https://en.wikipedia.org/wiki/YCbCr
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://en.wikipedia.org/wiki/YCbCr>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.18s
[INFO] running `Command { std: "docker" "inspect" "5f30da33c0ade3ee609af7ca111cfac4bcac57030880682437578d8e94eafaa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f30da33c0ade3ee609af7ca111cfac4bcac57030880682437578d8e94eafaa3", kill_on_drop: false }`
[INFO] [stdout] 5f30da33c0ade3ee609af7ca111cfac4bcac57030880682437578d8e94eafaa3