[INFO] fetching crate pi_block_device 0.1.0...
[INFO] documenting pi_block_device-0.1.0 against da3f5c31e5535b3dc210067de660a45784ae1e9c for pr-162169
[INFO] extracting crate pi_block_device 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate pi_block_device 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pi_block_device 0.1.0
[INFO] tweaked toml for crates.io crate pi_block_device 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_block_device 0.1.0 on toolchain da3f5c31e5535b3dc210067de660a45784ae1e9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pi_block_device 0.1.0 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" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ab123ee4f5e1f233c2b4cf2a4e9277d7de377be33e89b9c489021174d390cdfb
[INFO] running `Command { std: "docker" "start" "ab123ee4f5e1f233c2b4cf2a4e9277d7de377be33e89b9c489021174d390cdfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab123ee4f5e1f233c2b4cf2a4e9277d7de377be33e89b9c489021174d390cdfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ab123ee4f5e1f233c2b4cf2a4e9277d7de377be33e89b9c489021174d390cdfb" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab123ee4f5e1f233c2b4cf2a4e9277d7de377be33e89b9c489021174d390cdfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ab123ee4f5e1f233c2b4cf2a4e9277d7de377be33e89b9c489021174d390cdfb" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.5.1
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]     Checking fastrand v2.5.0
[INFO] [stderr]     Checking futures-io v0.3.34
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]     Checking memmap2 v0.9.11
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking pi_append_log v0.1.0
[INFO] [stderr]  Documenting pi_block_device v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]    --> src/file/mod.rs:609:1
[INFO] [stdout]     |
[INFO] [stdout] 609 | / pub struct FileBlockStore {
[INFO] [stdout] 610 | |     /// 共享 StoreInner，使快照、事务和后台提交引用同一运行状态。
[INFO] [stdout] 611 | |     inner: Arc<StoreInner>,
[INFO] [stdout] 612 | |     /// 表示外层 store 仍可能创建并提交事务的 worker 业务 owner。
[INFO] [stdout] 613 | |     worker_owner: WorkerOwner,
[INFO] [stdout] 614 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the way this is parsed might change in the future
[INFO] [stdout]     = help: starts near `基于文件系统与追加日志的块存储实现。`
[INFO] [stdout]     = help: ends near `使用 data/ 与 log/ 目录持久化状态的文件块存储。`
[INFO] [stdout]     = note: `#[deny(rustdoc::unportable_markdown)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (127) panicked at src/librustdoc/passes/lint/unportable_markdown.rs:100:29:
[INFO] [stderr] end byte index 118 is not a char boundary; it is inside '。' (bytes 116..119 of string)
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7b6874644f16 - <<std[c2577c5add975170]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[45eb60b2de227a2c]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x7b6874c0bb0f - core[45eb60b2de227a2c]::fmt::write
[INFO] [stderr]    2:     0x7b687465a00c - <std[c2577c5add975170]::sys::stdio::unix::Stderr as core[45eb60b2de227a2c]::io::write::Write>::write_fmt
[INFO] [stderr]    3:     0x7b68746177ea - std[c2577c5add975170]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x7b6874639243 - std[c2577c5add975170]::panicking::default_hook
[INFO] [stderr]    5:     0x7b68735af4cf - std[c2577c5add975170]::panicking::update_hook::<alloc[223e3de3f1abdb8b]::boxed::Box<rustc_driver_impl[4b73d46cdbe287a1]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x7b68746396e2 - std[c2577c5add975170]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x7b68746178a2 - std[c2577c5add975170]::panicking::panic_handler::{closure#0}
[INFO] [stderr]    8:     0x7b687460f4a9 - std[c2577c5add975170]::sys::backtrace::__rust_end_short_backtrace::<std[c2577c5add975170]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]    9:     0x7b687461947d - __rustc[b1482ee701bb2aa]::rust_begin_unwind
[INFO] [stderr]   10:     0x7b68714211ec - core[45eb60b2de227a2c]::panicking::panic_fmt
[INFO] [stderr]   11:     0x7b6872f3a9c3 - core[45eb60b2de227a2c]::str::slice_error_fail_rt
[INFO] [stderr]   12:     0x7b6872d3845a - core[45eb60b2de227a2c]::str::slice_error_fail
[INFO] [stderr]   13:     0x6278cf2218a7 - rustdoc[33599144c5b96b58]::passes::lint::unportable_markdown::report_idx
[INFO] [stderr]   14:     0x6278cf1ebb78 - <rustc_middle[e08e5453fbad50fc]::lint::emit_lint_base<rustc_errors[1d50ee650ea3b17f]::diagnostic::DiagDecorator<rustdoc[33599144c5b96b58]::passes::lint::unportable_markdown::visit_item::{closure#1}>, rustc_middle[e08e5453fbad50fc]::lint::LevelSpec<rustc_lint_defs[7c0f2f3102977cec]::StableLintExpectationId>>::{closure#0} as core[45eb60b2de227a2c]::ops::function::FnOnce<(rustc_errors[1d50ee650ea3b17f]::DiagCtxtHandle, rustc_errors[1d50ee650ea3b17f]::Level)>>::call_once::{shim:vtable#0}
[INFO] [stderr]   15:     0x7b6874f3a5ad - rustc_middle[e08e5453fbad50fc]::lint::emit_lint_base::emit_lint_base_impl
[INFO] [stderr]   16:     0x6278cef4bcdd - <rustdoc[33599144c5b96b58]::passes::lint::Linter as rustdoc[33599144c5b96b58]::visit::DocVisitor>::visit_item
[INFO] [stderr]   17:     0x6278cef484f6 - <rustdoc[33599144c5b96b58]::passes::lint::Linter as rustdoc[33599144c5b96b58]::visit::DocVisitor>::visit_item
[INFO] [stderr]   18:     0x6278cef0372f - rustdoc[33599144c5b96b58]::core::run_global_ctxt
[INFO] [stderr]   19:     0x6278cefe4860 - rustdoc[33599144c5b96b58]::main_args::{closure#2}::{closure#0}
[INFO] [stderr]   20:     0x6278ceff202d - rustc_interface[6115ffe46e65b891]::interface::run_compiler::<(), rustdoc[33599144c5b96b58]::main_args::{closure#2}>::{closure#2}
[INFO] [stderr]   21:     0x6278cefefbd3 - std[c2577c5add975170]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[6115ffe46e65b891]::util::run_in_thread_with_globals<rustc_interface[6115ffe46e65b891]::util::run_in_thread_pool_with_globals<rustc_interface[6115ffe46e65b891]::interface::run_compiler<(), rustdoc[33599144c5b96b58]::main_args::{closure#2}>::{closure#2}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   22:     0x6278cefef93f - <std[c2577c5add975170]::thread::lifecycle::spawn_unchecked<rustc_interface[6115ffe46e65b891]::util::run_in_thread_with_globals<rustc_interface[6115ffe46e65b891]::util::run_in_thread_pool_with_globals<rustc_interface[6115ffe46e65b891]::interface::run_compiler<(), rustdoc[33599144c5b96b58]::main_args::{closure#2}>::{closure#2}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[45eb60b2de227a2c]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   23:     0x7b6876058a87 - <std[c2577c5add975170]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   24:     0x7b686f48307a - <unknown>
[INFO] [stderr]   25:     0x7b686f516534 - clone
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] error: the compiler unexpectedly panicked. This is a bug
[INFO] [stderr] 
[INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-rustdoc&template=ice.md
[INFO] [stderr] 
[INFO] [stderr] note: please make sure that you have updated to the latest nightly
[INFO] [stderr] 
[INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2026-09-07T21_14_12-126.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.100.0-nightly (da3f5c31e 2026-09-02) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: --crate-type lib
[INFO] [stderr] 
[INFO] [stderr] note: some of the compiler flags provided by cargo are hidden
[INFO] [stderr] 
[INFO] [stderr] query stack during panic:
[INFO] [stderr] end of query stack
[INFO] [stderr] error: could not document `pi_block_device`
[INFO] running `Command { std: "docker" "inspect" "ab123ee4f5e1f233c2b4cf2a4e9277d7de377be33e89b9c489021174d390cdfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab123ee4f5e1f233c2b4cf2a4e9277d7de377be33e89b9c489021174d390cdfb", kill_on_drop: false }`
[INFO] [stdout] ab123ee4f5e1f233c2b4cf2a4e9277d7de377be33e89b9c489021174d390cdfb
