[INFO] fetching crate pflag 0.6.2...
[INFO] documenting pflag-0.6.2 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate pflag 0.6.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate pflag 0.6.2 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pflag 0.6.2
[INFO] finished tweaking crates.io crate pflag 0.6.2
[INFO] tweaked toml for crates.io crate pflag 0.6.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded concat-idents v1.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f59f7368f8adbdb30a43608703455690b030469c9e1ce2213fc718f1452e5f30
[INFO] running `Command { std: "docker" "start" "-a" "f59f7368f8adbdb30a43608703455690b030469c9e1ce2213fc718f1452e5f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f59f7368f8adbdb30a43608703455690b030469c9e1ce2213fc718f1452e5f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f59f7368f8adbdb30a43608703455690b030469c9e1ce2213fc718f1452e5f30", kill_on_drop: false }`
[INFO] [stdout] f59f7368f8adbdb30a43608703455690b030469c9e1ce2213fc718f1452e5f30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec3274f92168fb050d73a5308ee7295bb6f1294ec075a31a8fc7644cb8b305d0
[INFO] running `Command { std: "docker" "start" "-a" "ec3274f92168fb050d73a5308ee7295bb6f1294ec075a31a8fc7644cb8b305d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling concat-idents v1.1.5
[INFO] [stderr]  Documenting pflag v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | #![feature(const_type_id)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | #![feature(type_name_of_val)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | #![feature(test)]
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | #![feature(duration_constants)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `T`
[INFO] [stdout]   --> src/value.rs:77:38
[INFO] [stdout]    |
[INFO] [stdout] 77 |     /// Constructs a new, empty Slice<T>.
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 77 |     /// Constructs a new, empty `Slice<T>`.
[INFO] [stdout]    |                                 +        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `T`
[INFO] [stdout]   --> src/value.rs:87:38
[INFO] [stdout]    |
[INFO] [stdout] 87 |     /// Constructs a new, empty Slice<T> with the specified capacity.
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 87 |     /// Constructs a new, empty `Slice<T>` with the specified capacity.
[INFO] [stdout]    |                                 +        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `pflag`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name pflag src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e43ee41518d17838 -L dependency=/opt/rustwide/target/debug/deps --extern concat_idents=/opt/rustwide/target/debug/deps/libconcat_idents-008198d8601d426b.so --extern paste=/opt/rustwide/target/debug/deps/libpaste-05e44ee96a978324.so --cap-lints=warn --crate-version 0.6.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ec3274f92168fb050d73a5308ee7295bb6f1294ec075a31a8fc7644cb8b305d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec3274f92168fb050d73a5308ee7295bb6f1294ec075a31a8fc7644cb8b305d0", kill_on_drop: false }`
[INFO] [stdout] ec3274f92168fb050d73a5308ee7295bb6f1294ec075a31a8fc7644cb8b305d0
[INFO] documenting pflag-0.6.2 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate pflag 0.6.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate pflag 0.6.2 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pflag 0.6.2
[INFO] finished tweaking crates.io crate pflag 0.6.2
[INFO] tweaked toml for crates.io crate pflag 0.6.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c8a4014c8412200c9b957325a49e88f7fde6ef7c0067f98877ddbc25fae8a4b
[INFO] running `Command { std: "docker" "start" "-a" "9c8a4014c8412200c9b957325a49e88f7fde6ef7c0067f98877ddbc25fae8a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c8a4014c8412200c9b957325a49e88f7fde6ef7c0067f98877ddbc25fae8a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8a4014c8412200c9b957325a49e88f7fde6ef7c0067f98877ddbc25fae8a4b", kill_on_drop: false }`
[INFO] [stdout] 9c8a4014c8412200c9b957325a49e88f7fde6ef7c0067f98877ddbc25fae8a4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18c5be48ee4fec246decc05878ca1786fe6ce46d7b6dc48f97dccd586d924b23
[INFO] running `Command { std: "docker" "start" "-a" "18c5be48ee4fec246decc05878ca1786fe6ce46d7b6dc48f97dccd586d924b23", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling concat-idents v1.1.5
[INFO] [stderr]  Documenting pflag v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | #![feature(const_type_id)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | #![feature(type_name_of_val)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | #![feature(test)]
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | #![feature(duration_constants)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `T`
[INFO] [stdout]   --> src/value.rs:77:38
[INFO] [stdout]    |
[INFO] [stdout] 77 |     /// Constructs a new, empty Slice<T>.
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 77 |     /// Constructs a new, empty `Slice<T>`.
[INFO] [stdout]    |                                 +        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `T`
[INFO] [stdout]   --> src/value.rs:87:38
[INFO] [stdout]    |
[INFO] [stdout] 87 |     /// Constructs a new, empty Slice<T> with the specified capacity.
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 87 |     /// Constructs a new, empty `Slice<T>` with the specified capacity.
[INFO] [stdout]    |                                 +        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `pflag`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name pflag src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ad58404f7faf6370 -L dependency=/opt/rustwide/target/debug/deps --extern concat_idents=/opt/rustwide/target/debug/deps/libconcat_idents-e7898a74f83cdfde.so --extern paste=/opt/rustwide/target/debug/deps/libpaste-abc4f255c9df8716.so --cap-lints=warn --crate-version 0.6.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "18c5be48ee4fec246decc05878ca1786fe6ce46d7b6dc48f97dccd586d924b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c5be48ee4fec246decc05878ca1786fe6ce46d7b6dc48f97dccd586d924b23", kill_on_drop: false }`
[INFO] [stdout] 18c5be48ee4fec246decc05878ca1786fe6ce46d7b6dc48f97dccd586d924b23
