[INFO] fetching crate wrecked 1.0.8...
[INFO] documenting wrecked-1.0.8 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate wrecked 1.0.8 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate wrecked 1.0.8 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 wrecked 1.0.8
[INFO] finished tweaking crates.io crate wrecked 1.0.8
[INFO] tweaked toml for crates.io crate wrecked 1.0.8 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate wrecked 1.0.8 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 4b5f83d953c8bd442831918e0deef5b95d84a16791b0d3a706521156a3799bd6
[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" "4b5f83d953c8bd442831918e0deef5b95d84a16791b0d3a706521156a3799bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b5f83d953c8bd442831918e0deef5b95d84a16791b0d3a706521156a3799bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b5f83d953c8bd442831918e0deef5b95d84a16791b0d3a706521156a3799bd6", kill_on_drop: false }`
[INFO] [stdout] 4b5f83d953c8bd442831918e0deef5b95d84a16791b0d3a706521156a3799bd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] dc780f93b51be04b77ed629729d010b918e82b3d08b26870dfb356456204ebc6
[INFO] running `Command { std: "docker" "start" "-a" "dc780f93b51be04b77ed629729d010b918e82b3d08b26870dfb356456204ebc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]  Documenting wrecked v1.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]     --> src/lib.rs:1813:9
[INFO] [stdout]      |
[INFO] [stdout] 1813 |     /// ```
[INFO] [stdout]      |         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]      |
[INFO] [stdout] 1813 |     /// ```text
[INFO] [stdout]      |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.31s
[INFO] running `Command { std: "docker" "inspect" "dc780f93b51be04b77ed629729d010b918e82b3d08b26870dfb356456204ebc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc780f93b51be04b77ed629729d010b918e82b3d08b26870dfb356456204ebc6", kill_on_drop: false }`
[INFO] [stdout] dc780f93b51be04b77ed629729d010b918e82b3d08b26870dfb356456204ebc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "--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] 5fb2663261560813a9bc0ed486e3f12c37815a55426e4463b8af3cda1f588980
[INFO] running `Command { std: "docker" "start" "-a" "5fb2663261560813a9bc0ed486e3f12c37815a55426e4463b8af3cda1f588980", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]  Documenting wrecked v1.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]     --> src/lib.rs:1813:9
[INFO] [stdout]      |
[INFO] [stdout] 1813 |     /// ```
[INFO] [stdout]      |         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]      |
[INFO] [stdout] 1813 |     /// ```text
[INFO] [stdout]      |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.73s
[INFO] running `Command { std: "docker" "inspect" "5fb2663261560813a9bc0ed486e3f12c37815a55426e4463b8af3cda1f588980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb2663261560813a9bc0ed486e3f12c37815a55426e4463b8af3cda1f588980", kill_on_drop: false }`
[INFO] [stdout] 5fb2663261560813a9bc0ed486e3f12c37815a55426e4463b8af3cda1f588980