[INFO] fetching crate trace_id 0.1.1... [INFO] documenting trace_id-0.1.1 against da3f5c31e5535b3dc210067de660a45784ae1e9c for pr-162169 [INFO] extracting crate trace_id 0.1.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate trace_id 0.1.1 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate trace_id 0.1.1 [INFO] tweaked toml for crates.io crate trace_id 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate trace_id 0.1.1 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 trace_id 0.1.1 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-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ee282cd62e0c69ff0b3c63d7a2f6ef308c36fd20488198f8965e5645bb7cd270 [INFO] running `Command { std: "docker" "start" "ee282cd62e0c69ff0b3c63d7a2f6ef308c36fd20488198f8965e5645bb7cd270", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee282cd62e0c69ff0b3c63d7a2f6ef308c36fd20488198f8965e5645bb7cd270", 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" "ee282cd62e0c69ff0b3c63d7a2f6ef308c36fd20488198f8965e5645bb7cd270" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee282cd62e0c69ff0b3c63d7a2f6ef308c36fd20488198f8965e5645bb7cd270", 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" "ee282cd62e0c69ff0b3c63d7a2f6ef308c36fd20488198f8965e5645bb7cd270" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.96 [INFO] [stderr] Checking fastrand v2.3.0 [INFO] [stderr] Checking tracing-core v0.1.34 [INFO] [stderr] Checking tokio v1.47.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Documenting trace_id v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: markdown element starts on one item and ends on another [INFO] [stdout] --> src/context.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | / pub fn get_trace_id() -> TraceId { [INFO] [stdout] 21 | | CURRENT_TRACE_ID [INFO] [stdout] 22 | | .try_with(|trace_id| trace_id.clone()) [INFO] [stdout] 23 | | .unwrap_or_else(|_| { [INFO] [stdout] ... | [INFO] [stdout] 27 | | }) [INFO] [stdout] 28 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = help: the way this is parsed might change in the future [INFO] [stdout] = help: starts near `- `get_trace_id()`: Get the trace ID of the current async task` [INFO] [stdout] = help: ends near `` [INFO] [stdout] = note: `#[deny(rustdoc::unportable_markdown)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: markdown element starts on one item and ends on another [INFO] [stdout] --> src/context.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | / pub fn get_trace_id() -> TraceId { [INFO] [stdout] 21 | | CURRENT_TRACE_ID [INFO] [stdout] 22 | | .try_with(|trace_id| trace_id.clone()) [INFO] [stdout] 23 | | .unwrap_or_else(|_| { [INFO] [stdout] ... | [INFO] [stdout] 27 | | }) [INFO] [stdout] 28 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = help: the way this is parsed might change in the future [INFO] [stdout] = help: starts near `- `with_trace_id()`: Execute async operations within specified trace context` [INFO] [stdout] = help: ends near `` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: markdown element starts on one item and ends on another [INFO] [stdout] --> src/context.rs:38:1 [INFO] [stdout] | [INFO] [stdout] 38 | / pub async fn with_trace_id(trace_id: TraceId, future: F) -> T [INFO] [stdout] 39 | | where [INFO] [stdout] 40 | | F: std::future::Future, [INFO] [stdout] ... | [INFO] [stdout] 43 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = help: the way this is parsed might change in the future [INFO] [stdout] = help: starts near `- `get_trace_id()`: Get the trace ID of the current async task` [INFO] [stdout] = help: ends near `` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: markdown element starts on one item and ends on another [INFO] [stdout] --> src/context.rs:38:1 [INFO] [stdout] | [INFO] [stdout] 38 | / pub async fn with_trace_id(trace_id: TraceId, future: F) -> T [INFO] [stdout] 39 | | where [INFO] [stdout] 40 | | F: std::future::Future, [INFO] [stdout] ... | [INFO] [stdout] 43 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = help: the way this is parsed might change in the future [INFO] [stdout] = help: starts near `- `with_trace_id()`: Execute async operations within specified trace context` [INFO] [stdout] = help: ends near `` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: markdown element starts on one item and ends on another [INFO] [stdout] --> src/trace_id.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct TraceId(String); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: the way this is parsed might change in the future [INFO] [stdout] = help: starts near `Re-export core trace ID struct` [INFO] [stdout] = help: ends near `追踪ID结构体` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] thread 'rustc' (182) panicked at src/librustdoc/passes/lint/unportable_markdown.rs:100:29: [INFO] [stderr] end byte index 47 is not a char boundary; it is inside '体' (bytes 45..48 of string) [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7cb109a44f16 - <::print::DisplayBacktrace as core[45eb60b2de227a2c]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7cb10a00bb0f - core[45eb60b2de227a2c]::fmt::write [INFO] [stderr] 2: 0x7cb109a5a00c - ::write_fmt [INFO] [stderr] 3: 0x7cb109a177ea - std[c2577c5add975170]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7cb109a39243 - std[c2577c5add975170]::panicking::default_hook [INFO] [stderr] 5: 0x7cb1089af4cf - std[c2577c5add975170]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7cb109a396e2 - std[c2577c5add975170]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7cb109a178a2 - std[c2577c5add975170]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7cb109a0f4a9 - std[c2577c5add975170]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7cb109a1947d - __rustc[b1482ee701bb2aa]::rust_begin_unwind [INFO] [stderr] 10: 0x7cb1068211ec - core[45eb60b2de227a2c]::panicking::panic_fmt [INFO] [stderr] 11: 0x7cb10833a9c3 - core[45eb60b2de227a2c]::str::slice_error_fail_rt [INFO] [stderr] 12: 0x7cb10813845a - core[45eb60b2de227a2c]::str::slice_error_fail [INFO] [stderr] 13: 0x592b26c9e8a7 - rustdoc[33599144c5b96b58]::passes::lint::unportable_markdown::report_idx [INFO] [stderr] 14: 0x592b26c68b78 - , rustc_middle[e08e5453fbad50fc]::lint::LevelSpec>::{closure#0} as core[45eb60b2de227a2c]::ops::function::FnOnce<(rustc_errors[1d50ee650ea3b17f]::DiagCtxtHandle, rustc_errors[1d50ee650ea3b17f]::Level)>>::call_once::{shim:vtable#0} [INFO] [stderr] 15: 0x7cb10a33a5ad - rustc_middle[e08e5453fbad50fc]::lint::emit_lint_base::emit_lint_base_impl [INFO] [stderr] 16: 0x592b269c8cdd - ::visit_item [INFO] [stderr] 17: 0x592b269c54f6 - ::visit_item [INFO] [stderr] 18: 0x592b2698072f - rustdoc[33599144c5b96b58]::core::run_global_ctxt [INFO] [stderr] 19: 0x592b26a61860 - rustdoc[33599144c5b96b58]::main_args::{closure#2}::{closure#0} [INFO] [stderr] 20: 0x592b26a6f02d - rustc_interface[6115ffe46e65b891]::interface::run_compiler::<(), rustdoc[33599144c5b96b58]::main_args::{closure#2}>::{closure#2} [INFO] [stderr] 21: 0x592b26a6cbd3 - std[c2577c5add975170]::sys::backtrace::__rust_begin_short_backtrace::::{closure#2}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 22: 0x592b26a6c93f - ::{closure#2}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[45eb60b2de227a2c]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 23: 0x7cb10b458a87 - ::new::thread_start [INFO] [stderr] 24: 0x7cb10488307a - [INFO] [stderr] 25: 0x7cb104916534 - clone [INFO] [stderr] 26: 0x0 - [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-2026-09-07T23_34_59-181.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 `trace_id` [INFO] running `Command { std: "docker" "inspect" "ee282cd62e0c69ff0b3c63d7a2f6ef308c36fd20488198f8965e5645bb7cd270", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee282cd62e0c69ff0b3c63d7a2f6ef308c36fd20488198f8965e5645bb7cd270", kill_on_drop: false }` [INFO] [stdout] ee282cd62e0c69ff0b3c63d7a2f6ef308c36fd20488198f8965e5645bb7cd270