[INFO] fetching crate romu 0.5.1...
[INFO] documenting romu-0.5.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate romu 0.5.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate romu 0.5.1 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 romu 0.5.1
[INFO] finished tweaking crates.io crate romu 0.5.1
[INFO] tweaked toml for crates.io crate romu 0.5.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate romu 0.5.1 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] e644cb2e9882ac0b70cefd7e9381e7251e3dabc188be668e0fded62d60f2a1ba
[INFO] running `Command { std: "docker" "start" "-a" "e644cb2e9882ac0b70cefd7e9381e7251e3dabc188be668e0fded62d60f2a1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e644cb2e9882ac0b70cefd7e9381e7251e3dabc188be668e0fded62d60f2a1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e644cb2e9882ac0b70cefd7e9381e7251e3dabc188be668e0fded62d60f2a1ba", kill_on_drop: false }`
[INFO] [stdout] e644cb2e9882ac0b70cefd7e9381e7251e3dabc188be668e0fded62d60f2a1ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b6a61bf73cfc77e699401b1b7e6c2413221c7036c9cd605de53eed277955cf95
[INFO] running `Command { std: "docker" "start" "-a" "b6a61bf73cfc77e699401b1b7e6c2413221c7036c9cd605de53eed277955cf95", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]  Documenting romu v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Rng128::mix`
[INFO] [stdout]   --> src/stable_simd/rng256/fallback.rs:53:61
[INFO] [stdout]    |
[INFO] [stdout] 53 |     /// If the seeds are of low quality, user should call [`Rng128::mix()`] to improve the quality of the
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^ no item named `Rng128` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "b6a61bf73cfc77e699401b1b7e6c2413221c7036c9cd605de53eed277955cf95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a61bf73cfc77e699401b1b7e6c2413221c7036c9cd605de53eed277955cf95", kill_on_drop: false }`
[INFO] [stdout] b6a61bf73cfc77e699401b1b7e6c2413221c7036c9cd605de53eed277955cf95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "--" "--cfg" "docsrs" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] f9ece86e9e5e49d1b6b48badb23f66d9306bb5381230c0874de8d828a3cb43c8
[INFO] running `Command { std: "docker" "start" "-a" "f9ece86e9e5e49d1b6b48badb23f66d9306bb5381230c0874de8d828a3cb43c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]  Documenting romu v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Rng128::mix`
[INFO] [stdout]   --> src/stable_simd/rng256/fallback.rs:53:61
[INFO] [stdout]    |
[INFO] [stdout] 53 |     /// If the seeds are of low quality, user should call [`Rng128::mix()`] to improve the quality of the
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^ no item named `Rng128` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "f9ece86e9e5e49d1b6b48badb23f66d9306bb5381230c0874de8d828a3cb43c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9ece86e9e5e49d1b6b48badb23f66d9306bb5381230c0874de8d828a3cb43c8", kill_on_drop: false }`
[INFO] [stdout] f9ece86e9e5e49d1b6b48badb23f66d9306bb5381230c0874de8d828a3cb43c8