[INFO] fetching crate regex-syntax 0.6.26...
[INFO] documenting regex-syntax-0.6.26 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate regex-syntax 0.6.26 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate regex-syntax 0.6.26 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 regex-syntax 0.6.26
[INFO] finished tweaking crates.io crate regex-syntax 0.6.26
[INFO] tweaked toml for crates.io crate regex-syntax 0.6.26 written to /workspace/builds/worker-22/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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 2a6227595fec1548f5ace5614878fd2d0d8c2f86229aeb2a318ac4e2266f920a
[INFO] running `Command { std: "docker" "start" "-a" "2a6227595fec1548f5ace5614878fd2d0d8c2f86229aeb2a318ac4e2266f920a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a6227595fec1548f5ace5614878fd2d0d8c2f86229aeb2a318ac4e2266f920a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a6227595fec1548f5ace5614878fd2d0d8c2f86229aeb2a318ac4e2266f920a", kill_on_drop: false }`
[INFO] [stdout] 2a6227595fec1548f5ace5614878fd2d0d8c2f86229aeb2a318ac4e2266f920a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] a16c2655edda3a739bc970c9597fcbcb1c1eecd9d123fd455bdd9a82eca044f8
[INFO] running `Command { std: "docker" "start" "-a" "a16c2655edda3a739bc970c9597fcbcb1c1eecd9d123fd455bdd9a82eca044f8", kill_on_drop: false }`
[INFO] [stderr]  Documenting regex-syntax v0.6.26 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/unicode.rs:826:10
[INFO] [stdout]     |
[INFO] [stdout] 826 | /// See: https://unicode.org/reports/tr44/#UAX44-LM3
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://unicode.org/reports/tr44/#UAX44-LM3>`
[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 2.73s
[INFO] running `Command { std: "docker" "inspect" "a16c2655edda3a739bc970c9597fcbcb1c1eecd9d123fd455bdd9a82eca044f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a16c2655edda3a739bc970c9597fcbcb1c1eecd9d123fd455bdd9a82eca044f8", kill_on_drop: false }`
[INFO] [stdout] a16c2655edda3a739bc970c9597fcbcb1c1eecd9d123fd455bdd9a82eca044f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] [stdout] 7a78756f519af6462acf6054c93e33990b39775e5d65c67ec09b4ec056c60bc9
[INFO] running `Command { std: "docker" "start" "-a" "7a78756f519af6462acf6054c93e33990b39775e5d65c67ec09b4ec056c60bc9", kill_on_drop: false }`
[INFO] [stderr]  Documenting regex-syntax v0.6.26 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/unicode.rs:826:10
[INFO] [stdout]     |
[INFO] [stdout] 826 | /// See: https://unicode.org/reports/tr44/#UAX44-LM3
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://unicode.org/reports/tr44/#UAX44-LM3>`
[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 2.12s
[INFO] running `Command { std: "docker" "inspect" "7a78756f519af6462acf6054c93e33990b39775e5d65c67ec09b4ec056c60bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a78756f519af6462acf6054c93e33990b39775e5d65c67ec09b4ec056c60bc9", kill_on_drop: false }`
[INFO] [stdout] 7a78756f519af6462acf6054c93e33990b39775e5d65c67ec09b4ec056c60bc9