[INFO] fetching crate crfsuite 0.3.1...
[INFO] documenting crfsuite-0.3.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate crfsuite 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate crfsuite 0.3.1 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 crfsuite 0.3.1
[INFO] finished tweaking crates.io crate crfsuite 0.3.1
[INFO] tweaked toml for crates.io crate crfsuite 0.3.1 written to /workspace/builds/worker-8/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] [stderr]     Blocking waiting for file lock on package cache
[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] e7764938342d67ce0123f877b1e04db8dfbb1c274aba27020ad0b98e95e55f5c
[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" "e7764938342d67ce0123f877b1e04db8dfbb1c274aba27020ad0b98e95e55f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7764938342d67ce0123f877b1e04db8dfbb1c274aba27020ad0b98e95e55f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7764938342d67ce0123f877b1e04db8dfbb1c274aba27020ad0b98e95e55f5c", kill_on_drop: false }`
[INFO] [stdout] e7764938342d67ce0123f877b1e04db8dfbb1c274aba27020ad0b98e95e55f5c
[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] [stdout] 405547f9f7348c624e192a577bc3e0e7f21bb25d5d7ecf848bd9e24e5844a2e2
[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" "405547f9f7348c624e192a577bc3e0e7f21bb25d5d7ecf848bd9e24e5844a2e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling liblbfgs-sys v0.1.2
[INFO] [stderr]    Compiling cqdb-sys v0.1.1
[INFO] [stderr]    Compiling crfsuite-sys v0.3.1
[INFO] [stderr]  Documenting crfsuite v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:659:13
[INFO] [stdout]     |
[INFO] [stdout] 659 |     /// See https://github.com/chokkan/crfsuite/pull/24
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/chokkan/crfsuite/pull/24>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.68s
[INFO] running `Command { std: "docker" "inspect" "405547f9f7348c624e192a577bc3e0e7f21bb25d5d7ecf848bd9e24e5844a2e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "405547f9f7348c624e192a577bc3e0e7f21bb25d5d7ecf848bd9e24e5844a2e2", kill_on_drop: false }`
[INFO] [stdout] 405547f9f7348c624e192a577bc3e0e7f21bb25d5d7ecf848bd9e24e5844a2e2
[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] [stdout] 04dce815dab51e863e8677c0c915171e2f16255c04618ac3d9461f73db31251f
[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" "04dce815dab51e863e8677c0c915171e2f16255c04618ac3d9461f73db31251f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling cqdb-sys v0.1.1
[INFO] [stderr]    Compiling liblbfgs-sys v0.1.2
[INFO] [stderr]    Compiling crfsuite-sys v0.3.1
[INFO] [stderr]  Documenting crfsuite v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:659:13
[INFO] [stdout]     |
[INFO] [stdout] 659 |     /// See https://github.com/chokkan/crfsuite/pull/24
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/chokkan/crfsuite/pull/24>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.07s
[INFO] running `Command { std: "docker" "inspect" "04dce815dab51e863e8677c0c915171e2f16255c04618ac3d9461f73db31251f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04dce815dab51e863e8677c0c915171e2f16255c04618ac3d9461f73db31251f", kill_on_drop: false }`
[INFO] [stdout] 04dce815dab51e863e8677c0c915171e2f16255c04618ac3d9461f73db31251f