[INFO] fetching crate cp211x_uart 0.2.2...
[INFO] documenting cp211x_uart-0.2.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate cp211x_uart 0.2.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cp211x_uart 0.2.2 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 cp211x_uart 0.2.2
[INFO] finished tweaking crates.io crate cp211x_uart 0.2.2
[INFO] tweaked toml for crates.io crate cp211x_uart 0.2.2 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ac832fc2f37b568ea58fed3c1e930e9981d6815f7d465c8dcbafd67f2d0c059d
[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" "ac832fc2f37b568ea58fed3c1e930e9981d6815f7d465c8dcbafd67f2d0c059d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac832fc2f37b568ea58fed3c1e930e9981d6815f7d465c8dcbafd67f2d0c059d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac832fc2f37b568ea58fed3c1e930e9981d6815f7d465c8dcbafd67f2d0c059d", kill_on_drop: false }`
[INFO] [stdout] ac832fc2f37b568ea58fed3c1e930e9981d6815f7d465c8dcbafd67f2d0c059d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 28665a033f88d0b3280017c7d338dabc538aaf3ed2da3fc8a9586e1024aab756
[INFO] running `Command { std: "docker" "start" "-a" "28665a033f88d0b3280017c7d338dabc538aaf3ed2da3fc8a9586e1024aab756", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling hidapi-sys v0.1.4
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]     Checking hid v0.4.1
[INFO] [stderr]     Checking backtrace v0.3.65
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]  Documenting cp211x_uart v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `1`
[INFO] [stdout]  --> src/lib.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! See more information [here][1].
[INFO] [stdout]   |                                 ^ no item named `1` in scope
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]   = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `1`
[INFO] [stdout]  --> src/lib.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! [1]: https://www.silabs.com/products/interface/usb-bridges/classic-usb-bridges/device.cp2110-f01-gm
[INFO] [stdout]   |      ^ no item named `1` in scope
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! [1]: https://www.silabs.com/products/interface/usb-bridges/classic-usb-bridges/device.cp2110-f01-gm
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.silabs.com/products/interface/usb-bridges/classic-usb-bridges/device.cp2110-f01-gm>`
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.26s
[INFO] running `Command { std: "docker" "inspect" "28665a033f88d0b3280017c7d338dabc538aaf3ed2da3fc8a9586e1024aab756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28665a033f88d0b3280017c7d338dabc538aaf3ed2da3fc8a9586e1024aab756", kill_on_drop: false }`
[INFO] [stdout] 28665a033f88d0b3280017c7d338dabc538aaf3ed2da3fc8a9586e1024aab756
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "--" "-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] a7b5e0a45c052c3ce992eb805def8d2cbb451c1e5e4eaae80691ea04a2ddae85
[INFO] running `Command { std: "docker" "start" "-a" "a7b5e0a45c052c3ce992eb805def8d2cbb451c1e5e4eaae80691ea04a2ddae85", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]    Compiling hidapi-sys v0.1.4
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking hid v0.4.1
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]  Documenting cp211x_uart v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `1`
[INFO] [stdout]  --> src/lib.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! See more information [here][1].
[INFO] [stdout]   |                                 ^ no item named `1` in scope
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]   = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `1`
[INFO] [stdout]  --> src/lib.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! [1]: https://www.silabs.com/products/interface/usb-bridges/classic-usb-bridges/device.cp2110-f01-gm
[INFO] [stdout]   |      ^ no item named `1` in scope
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! [1]: https://www.silabs.com/products/interface/usb-bridges/classic-usb-bridges/device.cp2110-f01-gm
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.silabs.com/products/interface/usb-bridges/classic-usb-bridges/device.cp2110-f01-gm>`
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.06s
[INFO] running `Command { std: "docker" "inspect" "a7b5e0a45c052c3ce992eb805def8d2cbb451c1e5e4eaae80691ea04a2ddae85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b5e0a45c052c3ce992eb805def8d2cbb451c1e5e4eaae80691ea04a2ddae85", kill_on_drop: false }`
[INFO] [stdout] a7b5e0a45c052c3ce992eb805def8d2cbb451c1e5e4eaae80691ea04a2ddae85