[INFO] fetching crate webp-animation 0.6.0...
[INFO] documenting webp-animation-0.6.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate webp-animation 0.6.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate webp-animation 0.6.0 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 webp-animation 0.6.0
[INFO] finished tweaking crates.io crate webp-animation 0.6.0
[INFO] tweaked toml for crates.io crate webp-animation 0.6.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate webp-animation 0.6.0 already has a lockfile, it will not be regenerated
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b9480a6d815449fc3ee9db1269e78cc56aedb1325d78274caf4bfb978ebc2c63
[INFO] running `Command { std: "docker" "start" "-a" "b9480a6d815449fc3ee9db1269e78cc56aedb1325d78274caf4bfb978ebc2c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9480a6d815449fc3ee9db1269e78cc56aedb1325d78274caf4bfb978ebc2c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9480a6d815449fc3ee9db1269e78cc56aedb1325d78274caf4bfb978ebc2c63", kill_on_drop: false }`
[INFO] [stdout] b9480a6d815449fc3ee9db1269e78cc56aedb1325d78274caf4bfb978ebc2c63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 33cb1e9135bbdfeabb7a5c630dfc63f26b6ab929440b45ce4e6709a2498b8993
[INFO] running `Command { std: "docker" "start" "-a" "33cb1e9135bbdfeabb7a5c630dfc63f26b6ab929440b45ce4e6709a2498b8993", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libwebp-sys2 v0.1.2
[INFO] [stderr]  Documenting webp-animation v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `image::ImageBuffer`
[INFO] [stdout]   --> src/decoder.rs:46:64
[INFO] [stdout]    |
[INFO] [stdout] 46 | /// If `image` feature is enabled, frames can be produced in [`image::ImageBuffer`]
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^ no item named `image` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `EncderOptions`
[INFO] [stdout]    --> src/encoder.rs:199:26
[INFO] [stdout]     |
[INFO] [stdout] 199 |     /// Usually set in [`EncderOptions`] at constructor ([`Encoder::new_with_options`])
[INFO] [stdout]     |                          ^^^^^^^^^^^^^ no item named `EncderOptions` 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 `image::ImageBuffer`
[INFO] [stdout]   --> src/frame.rs:35:66
[INFO] [stdout]    |
[INFO] [stdout] 35 | /// If `image` feature is enabled, frame can be converted into [`image::ImageBuffer`]:
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^^ no item named `image` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.21s
[INFO] running `Command { std: "docker" "inspect" "33cb1e9135bbdfeabb7a5c630dfc63f26b6ab929440b45ce4e6709a2498b8993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33cb1e9135bbdfeabb7a5c630dfc63f26b6ab929440b45ce4e6709a2498b8993", kill_on_drop: false }`
[INFO] [stdout] 33cb1e9135bbdfeabb7a5c630dfc63f26b6ab929440b45ce4e6709a2498b8993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d8d81b906696c22e3f1fcfa96dbecb7261cfadbf7cb1edb7d77028f4fd8e75a2
[INFO] running `Command { std: "docker" "start" "-a" "d8d81b906696c22e3f1fcfa96dbecb7261cfadbf7cb1edb7d77028f4fd8e75a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libwebp-sys2 v0.1.2
[INFO] [stderr]  Documenting webp-animation v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `image::ImageBuffer`
[INFO] [stdout]   --> src/decoder.rs:46:64
[INFO] [stdout]    |
[INFO] [stdout] 46 | /// If `image` feature is enabled, frames can be produced in [`image::ImageBuffer`]
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^ no item named `image` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `EncderOptions`
[INFO] [stdout]    --> src/encoder.rs:199:26
[INFO] [stdout]     |
[INFO] [stdout] 199 |     /// Usually set in [`EncderOptions`] at constructor ([`Encoder::new_with_options`])
[INFO] [stdout]     |                          ^^^^^^^^^^^^^ no item named `EncderOptions` 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 `image::ImageBuffer`
[INFO] [stdout]   --> src/frame.rs:35:66
[INFO] [stdout]    |
[INFO] [stdout] 35 | /// If `image` feature is enabled, frame can be converted into [`image::ImageBuffer`]:
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^^ no item named `image` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.93s
[INFO] running `Command { std: "docker" "inspect" "d8d81b906696c22e3f1fcfa96dbecb7261cfadbf7cb1edb7d77028f4fd8e75a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d81b906696c22e3f1fcfa96dbecb7261cfadbf7cb1edb7d77028f4fd8e75a2", kill_on_drop: false }`
[INFO] [stdout] d8d81b906696c22e3f1fcfa96dbecb7261cfadbf7cb1edb7d77028f4fd8e75a2