[INFO] fetching crate fast-xml 0.23.0...
[INFO] documenting fast-xml-0.23.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate fast-xml 0.23.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fast-xml 0.23.0 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 fast-xml 0.23.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fast-xml 0.23.0
[INFO] tweaked toml for crates.io crate fast-xml 0.23.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate fast-xml 0.23.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 30878561ec780421e7b5b2eb5e52e74de4d509ab0c1ec6a72bd39b84ba8d9e73
[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" "30878561ec780421e7b5b2eb5e52e74de4d509ab0c1ec6a72bd39b84ba8d9e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30878561ec780421e7b5b2eb5e52e74de4d509ab0c1ec6a72bd39b84ba8d9e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30878561ec780421e7b5b2eb5e52e74de4d509ab0c1ec6a72bd39b84ba8d9e73", kill_on_drop: false }`
[INFO] [stdout] 30878561ec780421e7b5b2eb5e52e74de4d509ab0c1ec6a72bd39b84ba8d9e73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9bc85f2936a4f4150d6e591ddb410df8f0a18ed29433378f733146e73a44da37
[INFO] running `Command { std: "docker" "start" "-a" "9bc85f2936a4f4150d6e591ddb410df8f0a18ed29433378f733146e73a44da37", kill_on_drop: false }`
[INFO] [stderr]  Documenting fast-xml v0.23.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `serde::Deserializer::deserialize_byte_buf`
[INFO] [stdout]   --> src/utils.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 | /// [`deserialize_byte_buf`](serde::Deserializer::deserialize_byte_buf) instead
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `serde` 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 `serde::Deserializer::deserialize_seq`
[INFO] [stdout]   --> src/utils.rs:41:45
[INFO] [stdout]    |
[INFO] [stdout] 41 | /// of vector's generic [`deserialize_seq`](serde::Deserializer::deserialize_seq)
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `serde` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `serde::Deserializer::deserialize_bytes`
[INFO] [stdout]   --> src/utils.rs:85:27
[INFO] [stdout]    |
[INFO] [stdout] 85 | /// [`deserialize_bytes`](serde::Deserializer::deserialize_bytes) instead
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `serde` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `serde::Deserializer::deserialize_seq`
[INFO] [stdout]   --> src/utils.rs:86:45
[INFO] [stdout]    |
[INFO] [stdout] 86 | /// of vector's generic [`deserialize_seq`](serde::Deserializer::deserialize_seq)
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `serde` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "9bc85f2936a4f4150d6e591ddb410df8f0a18ed29433378f733146e73a44da37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc85f2936a4f4150d6e591ddb410df8f0a18ed29433378f733146e73a44da37", kill_on_drop: false }`
[INFO] [stdout] 9bc85f2936a4f4150d6e591ddb410df8f0a18ed29433378f733146e73a44da37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "--features" "serialize" "--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] 233702d487760ff504d7c421d6fedd038a8c632b66606442e2b8947c7647d4c0
[INFO] running `Command { std: "docker" "start" "-a" "233702d487760ff504d7c421d6fedd038a8c632b66606442e2b8947c7647d4c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]  Documenting fast-xml v0.23.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.82s
[INFO] running `Command { std: "docker" "inspect" "233702d487760ff504d7c421d6fedd038a8c632b66606442e2b8947c7647d4c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "233702d487760ff504d7c421d6fedd038a8c632b66606442e2b8947c7647d4c0", kill_on_drop: false }`
[INFO] [stdout] 233702d487760ff504d7c421d6fedd038a8c632b66606442e2b8947c7647d4c0