[INFO] fetching crate ref_filter_map 1.0.1...
[INFO] documenting ref_filter_map-1.0.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate ref_filter_map 1.0.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate ref_filter_map 1.0.1 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 ref_filter_map 1.0.1
[INFO] finished tweaking crates.io crate ref_filter_map 1.0.1
[INFO] tweaked toml for crates.io crate ref_filter_map 1.0.1 written to /workspace/builds/worker-16/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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] d72ea403453946a13cb439a99e4ae9f260334343d5b2ee07db5ff9fee8fb3e7e
[INFO] running `Command { std: "docker" "start" "-a" "d72ea403453946a13cb439a99e4ae9f260334343d5b2ee07db5ff9fee8fb3e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d72ea403453946a13cb439a99e4ae9f260334343d5b2ee07db5ff9fee8fb3e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d72ea403453946a13cb439a99e4ae9f260334343d5b2ee07db5ff9fee8fb3e7e", kill_on_drop: false }`
[INFO] [stdout] d72ea403453946a13cb439a99e4ae9f260334343d5b2ee07db5ff9fee8fb3e7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] b9522f358971a7b6ad0a4b4f1b01a5a3cf076c61def3ec00d8a66c9c1f4cbb38
[INFO] running `Command { std: "docker" "start" "-a" "b9522f358971a7b6ad0a4b4f1b01a5a3cf076c61def3ec00d8a66c9c1f4cbb38", kill_on_drop: false }`
[INFO] [stderr]  Documenting ref_filter_map v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | //! https://github.com/rust-lang/rust/pull/25747
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-lang/rust/pull/25747>`
[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: this URL is not a hyperlink
[INFO] [stdout]   --> lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | //! https://github.com/rust-lang/rust/issues/27746
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-lang/rust/issues/27746>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "b9522f358971a7b6ad0a4b4f1b01a5a3cf076c61def3ec00d8a66c9c1f4cbb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9522f358971a7b6ad0a4b4f1b01a5a3cf076c61def3ec00d8a66c9c1f4cbb38", kill_on_drop: false }`
[INFO] [stdout] b9522f358971a7b6ad0a4b4f1b01a5a3cf076c61def3ec00d8a66c9c1f4cbb38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 2e207b83a49ebd96359b9a99738d54341049cec2f1565c330d9803635d2ce2b6
[INFO] running `Command { std: "docker" "start" "-a" "2e207b83a49ebd96359b9a99738d54341049cec2f1565c330d9803635d2ce2b6", kill_on_drop: false }`
[INFO] [stderr]  Documenting ref_filter_map v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | //! https://github.com/rust-lang/rust/pull/25747
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-lang/rust/pull/25747>`
[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: this URL is not a hyperlink
[INFO] [stdout]   --> lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | //! https://github.com/rust-lang/rust/issues/27746
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-lang/rust/issues/27746>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "2e207b83a49ebd96359b9a99738d54341049cec2f1565c330d9803635d2ce2b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e207b83a49ebd96359b9a99738d54341049cec2f1565c330d9803635d2ce2b6", kill_on_drop: false }`
[INFO] [stdout] 2e207b83a49ebd96359b9a99738d54341049cec2f1565c330d9803635d2ce2b6