[INFO] cloning repository https://github.com/Diegovsky/pulldown-kdl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Diegovsky/pulldown-kdl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiegovsky%2Fpulldown-kdl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiegovsky%2Fpulldown-kdl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b75739f333b2363a8e915f3ae4d61868b4baead2
[INFO] documenting Diegovsky/pulldown-kdl against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiegovsky%2Fpulldown-kdl" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Diegovsky/pulldown-kdl
[INFO] finished tweaking git repo https://github.com/Diegovsky/pulldown-kdl
[INFO] tweaked toml for git repo https://github.com/Diegovsky/pulldown-kdl written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Diegovsky/pulldown-kdl on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Diegovsky/pulldown-kdl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0f62ad9bd2820026b174322e0cd58827259ab2e41e98d8b6254a5ee6e3988c6
[INFO] running `Command { std: "docker" "start" "-a" "d0f62ad9bd2820026b174322e0cd58827259ab2e41e98d8b6254a5ee6e3988c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0f62ad9bd2820026b174322e0cd58827259ab2e41e98d8b6254a5ee6e3988c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f62ad9bd2820026b174322e0cd58827259ab2e41e98d8b6254a5ee6e3988c6", kill_on_drop: false }`
[INFO] [stdout] d0f62ad9bd2820026b174322e0cd58827259ab2e41e98d8b6254a5ee6e3988c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 342d884281e1e8703695dd64ed9b1950935ecb2715f0907764bb6726dda6a95d
[INFO] running `Command { std: "docker" "start" "-a" "342d884281e1e8703695dd64ed9b1950935ecb2715f0907764bb6726dda6a95d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]    Compiling rustix v0.38.40
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking object v0.36.5
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling owo-colors v4.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking supports-color v3.0.1
[INFO] [stderr]     Checking supports-unicode v3.0.0
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking supports-hyperlinks v3.0.0
[INFO] [stderr]     Checking lexopt v0.3.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking terminal_size v0.4.0
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling miette-derive v7.4.0
[INFO] [stderr]    Compiling ownable-macro v0.6.0
[INFO] [stderr]     Checking ownable v0.6.2
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]     Checking miette v7.4.0
[INFO] [stderr]     Checking serde v1.0.215
[INFO] [stderr]     Checking pulldown-kdl v0.1.0 (/opt/rustwide/workdir/pulldown-kdl)
[INFO] [stderr]     Checking serde_json v1.0.133
[INFO] [stderr]  Documenting pulldown-kdl v0.1.0 (/opt/rustwide/workdir/pulldown-kdl)
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> pulldown-kdl/src/lib.rs:111:16
[INFO] [stdout]     |
[INFO] [stdout] 111 |             && let Some((ws, ws_range)) = self.acc.peek_blankspace()
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> pulldown-kdl/src/lib.rs:179:20
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 if let Some(c) = sub.peek_char()
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> pulldown-kdl/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(let_chains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `let_chains` has been stable since `1.88.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Item` and `utils::OptionExt`
[INFO] [stdout]  --> pulldown-kdl/src/parser.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 |     prelude::*, string::ParseString, utils::OptionExt, Item, KdlValue, ParseResult, Ranged,
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ParseError`, `Range`, and `Text`
[INFO] [stdout]  --> pulldown-kdl/src/prelude.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) use crate::{ParseError, ParseErrorCause, Range, Text};
[INFO] [stdout]   |                        ^^^^^^^^^^                   ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `tdbg`
[INFO] [stdout]   --> pulldown-kdl/src/lib.rs:25:14
[INFO] [stdout]    |
[INFO] [stdout] 25 | macro_rules! tdbg {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tdbg`
[INFO] [stdout]   --> pulldown-kdl/src/lib.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub(crate) use tdbg;
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tprintln`
[INFO] [stdout]   --> pulldown-kdl/src/lib.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub(crate) use tprintln;
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> pulldown-kdl/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> pulldown-kdl/src/lib.rs:111:16
[INFO] [stdout]     |
[INFO] [stdout] 111 |             && let Some((ws, ws_range)) = self.acc.peek_blankspace()
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `pulldown-kdl`
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> pulldown-kdl/src/lib.rs:179:20
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 if let Some(c) = sub.peek_char()
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pulldown-kdl` (lib) due to 3 previous errors; 6 warnings emitted
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "342d884281e1e8703695dd64ed9b1950935ecb2715f0907764bb6726dda6a95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "342d884281e1e8703695dd64ed9b1950935ecb2715f0907764bb6726dda6a95d", kill_on_drop: false }`
[INFO] [stdout] 342d884281e1e8703695dd64ed9b1950935ecb2715f0907764bb6726dda6a95d
