[INFO] fetching crate sntp 0.1.2...
[INFO] documenting sntp-0.1.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate sntp 0.1.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate sntp 0.1.2 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sntp 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sntp 0.1.2
[INFO] tweaked toml for crates.io crate sntp 0.1.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate sntp 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded managed v0.7.1
[INFO] [stderr]   Downloaded smoltcp v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afe9989aa8922d282f8da4c752d1572f98ad5a966a037fc842c0dc136f67df4b
[INFO] running `Command { std: "docker" "start" "-a" "afe9989aa8922d282f8da4c752d1572f98ad5a966a037fc842c0dc136f67df4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afe9989aa8922d282f8da4c752d1572f98ad5a966a037fc842c0dc136f67df4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe9989aa8922d282f8da4c752d1572f98ad5a966a037fc842c0dc136f67df4b", kill_on_drop: false }`
[INFO] [stdout] afe9989aa8922d282f8da4c752d1572f98ad5a966a037fc842c0dc136f67df4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 038808c363cc0b3845c6f0cd1c66ecc1c42fb9a3953ba4a9309024882b1f1e2f
[INFO] running `Command { std: "docker" "start" "-a" "038808c363cc0b3845c6f0cd1c66ecc1c42fb9a3953ba4a9309024882b1f1e2f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking managed v0.7.1
[INFO] [stderr]     Checking smoltcp v0.6.0
[INFO] [stderr]  Documenting sntp v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/wire.rs:3:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | //! See https://tools.ietf.org/html/rfc4330 for the SNTPv4 specification.
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://tools.ietf.org/html/rfc4330>`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(rustdoc::bare_urls)]` implied by `#[warn(warnings)]`
[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 3.12s
[INFO] running `Command { std: "docker" "inspect" "038808c363cc0b3845c6f0cd1c66ecc1c42fb9a3953ba4a9309024882b1f1e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "038808c363cc0b3845c6f0cd1c66ecc1c42fb9a3953ba4a9309024882b1f1e2f", kill_on_drop: false }`
[INFO] [stdout] 038808c363cc0b3845c6f0cd1c66ecc1c42fb9a3953ba4a9309024882b1f1e2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 096ad56638f855b53b87d2f78bd14d7086ec2589ac5fe023c4b4ffed92d44516
[INFO] running `Command { std: "docker" "start" "-a" "096ad56638f855b53b87d2f78bd14d7086ec2589ac5fe023c4b4ffed92d44516", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking managed v0.7.1
[INFO] [stderr]     Checking smoltcp v0.6.0
[INFO] [stderr]  Documenting sntp v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this URL is not a hyperlink
[INFO] [stdout]   --> src/wire.rs:3:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | //! See https://tools.ietf.org/html/rfc4330 for the SNTPv4 specification.
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://tools.ietf.org/html/rfc4330>`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(rustdoc::bare_urls)]` implied by `#[deny(warnings)]`
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `sntp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name sntp src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -Z unstable-options --document-private-items -C metadata=aeb5c97cd06392b1 -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-a247b143481d31ec.rmeta --extern smoltcp=/opt/rustwide/target/debug/deps/libsmoltcp-21bec88ebf3fc3b3.rmeta --extern-html-root-url 'byteorder=https://docs.rs/byteorder/1.3.4/' --extern-html-root-url 'smoltcp=https://docs.rs/smoltcp/0.6.0/' -Zunstable-options --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "096ad56638f855b53b87d2f78bd14d7086ec2589ac5fe023c4b4ffed92d44516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "096ad56638f855b53b87d2f78bd14d7086ec2589ac5fe023c4b4ffed92d44516", kill_on_drop: false }`
[INFO] [stdout] 096ad56638f855b53b87d2f78bd14d7086ec2589ac5fe023c4b4ffed92d44516