[INFO] fetching crate optempty 0.1.12...
[INFO] documenting optempty-0.1.12 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate optempty 0.1.12 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate optempty 0.1.12 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 optempty 0.1.12
[INFO] finished tweaking crates.io crate optempty 0.1.12
[INFO] tweaked toml for crates.io crate optempty 0.1.12 written to /workspace/builds/worker-24/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] 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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 7261a5a139eb8fd026bfeaa1bd0b3fc4eb93c09d453ab98cbbeab3b8660ac5e4
[INFO] running `Command { std: "docker" "start" "-a" "7261a5a139eb8fd026bfeaa1bd0b3fc4eb93c09d453ab98cbbeab3b8660ac5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7261a5a139eb8fd026bfeaa1bd0b3fc4eb93c09d453ab98cbbeab3b8660ac5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7261a5a139eb8fd026bfeaa1bd0b3fc4eb93c09d453ab98cbbeab3b8660ac5e4", kill_on_drop: false }`
[INFO] [stdout] 7261a5a139eb8fd026bfeaa1bd0b3fc4eb93c09d453ab98cbbeab3b8660ac5e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] a820e6c1e1de5d0760a0459496a59d8ee6a866f4aa6398d3e7145b93260d1293
[INFO] running `Command { std: "docker" "start" "-a" "a820e6c1e1de5d0760a0459496a59d8ee6a866f4aa6398d3e7145b93260d1293", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting optempty v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `serde_json::Map`
[INFO] [stdout]   --> src/lib.rs:84:28
[INFO] [stdout]    |
[INFO] [stdout] 84 | //!   * Adds support for [`serde_json::Map`]
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^ no item named `serde_json` in scope
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "a820e6c1e1de5d0760a0459496a59d8ee6a866f4aa6398d3e7145b93260d1293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a820e6c1e1de5d0760a0459496a59d8ee6a866f4aa6398d3e7145b93260d1293", kill_on_drop: false }`
[INFO] [stdout] a820e6c1e1de5d0760a0459496a59d8ee6a866f4aa6398d3e7145b93260d1293
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] f1edf13935dd13f8aa370a646d3ded41aff21586ac45a373214e608f75ec15c0
[INFO] running `Command { std: "docker" "start" "-a" "f1edf13935dd13f8aa370a646d3ded41aff21586ac45a373214e608f75ec15c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]  Documenting optempty v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.02s
[INFO] running `Command { std: "docker" "inspect" "f1edf13935dd13f8aa370a646d3ded41aff21586ac45a373214e608f75ec15c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1edf13935dd13f8aa370a646d3ded41aff21586ac45a373214e608f75ec15c0", kill_on_drop: false }`
[INFO] [stdout] f1edf13935dd13f8aa370a646d3ded41aff21586ac45a373214e608f75ec15c0