[INFO] fetching crate graphbench 0.1.8... [INFO] documenting graphbench-0.1.8 against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918-2 [INFO] extracting crate graphbench 0.1.8 into /workspace/builds/worker-4-tc2/source [INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml [INFO] started tweaking crates.io crate graphbench 0.1.8 [INFO] finished tweaking crates.io crate graphbench 0.1.8 [INFO] tweaked toml for crates.io crate graphbench 0.1.8 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate graphbench 0.1.8 on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 24 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.9.0 (available: v0.14.0) [INFO] [stderr] Adding rand v0.8.5 (available: v0.10.0) [INFO] [stderr] Adding rand_chacha v0.3.1 (available: v0.10.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 66dc289cb4b73a96fc44fac13ede1a660fa17ff770f9daf6bc7c500b6578d146 [INFO] running `Command { std: "docker" "start" "-a" "66dc289cb4b73a96fc44fac13ede1a660fa17ff770f9daf6bc7c500b6578d146", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "66dc289cb4b73a96fc44fac13ede1a660fa17ff770f9daf6bc7c500b6578d146", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66dc289cb4b73a96fc44fac13ede1a660fa17ff770f9daf6bc7c500b6578d146", kill_on_drop: false }` [INFO] [stdout] 66dc289cb4b73a96fc44fac13ede1a660fa17ff770f9daf6bc7c500b6578d146 [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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 864c93532d34bf73a1f9a1b9170d34d09460cf04c4ba8656a4272e5be7f54f68 [INFO] running `Command { std: "docker" "start" "-a" "864c93532d34bf73a1f9a1b9170d34d09460cf04c4ba8656a4272e5be7f54f68", kill_on_drop: false }` [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking union-find-rs v0.2.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Documenting graphbench v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: redundant explicit link target [INFO] [stdout] --> src/algorithms/graph.rs:11:63 [INFO] [stdout] | [INFO] [stdout] 11 | /// Implements various basic graph algorithms for the [Graph](crate::graph::Graph) trait. [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^^^ explicit target is redundant [INFO] [stdout] | | [INFO] [stdout] | because label contains path that resolves to same destination [INFO] [stdout] | [INFO] [stdout] = note: when a link's destination is not specified, [INFO] [stdout] the label is used to resolve intra-doc links [INFO] [stdout] = note: `#[warn(rustdoc::redundant_explicit_links)]` on by default [INFO] [stdout] help: remove explicit link target [INFO] [stdout] | [INFO] [stdout] 11 - /// Implements various basic graph algorithms for the [Graph](crate::graph::Graph) trait. [INFO] [stdout] 11 + /// Implements various basic graph algorithms for the [Graph] trait. [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: redundant explicit link target [INFO] [stdout] --> src/algorithms/lineargraph.rs:8:57 [INFO] [stdout] | [INFO] [stdout] 8 | /// Implements various algorithms for the [LinearGraph](crate::graph::LinearGraph) trait. [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^^^^^^^^ explicit target is redundant [INFO] [stdout] | | [INFO] [stdout] | because label contains path that resolves to same destination [INFO] [stdout] | [INFO] [stdout] = note: when a link's destination is not specified, [INFO] [stdout] the label is used to resolve intra-doc links [INFO] [stdout] help: remove explicit link target [INFO] [stdout] | [INFO] [stdout] 8 - /// Implements various algorithms for the [LinearGraph](crate::graph::LinearGraph) trait. [INFO] [stdout] 8 + /// Implements various algorithms for the [LinearGraph] trait. [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] thread 'rustc' (41) panicked at src/librustdoc/html/markdown.rs:534:22: [INFO] [stderr] a production-ready version of this should handle the error somehow: LatexError(1, UnknownCommand("[")) [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x73ae0f046d9b - <::print::DisplayBacktrace as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 1: 0x73ae0f60ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 2: 0x73ae0f05dc36 - ::write_fmt [INFO] [stderr] 3: 0x73ae0f01ce48 - std[6281e874092a0dfc]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x73ae0f03a163 - std[6281e874092a0dfc]::panicking::default_hook [INFO] [stderr] 5: 0x73ae0e00ff8d - std[6281e874092a0dfc]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x73ae0f03a442 - std[6281e874092a0dfc]::panicking::panic_with_hook [INFO] [stderr] 7: 0x73ae0f01cf08 - std[6281e874092a0dfc]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x73ae0f011479 - std[6281e874092a0dfc]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x73ae0f01e96d - __rustc[670611b3f56fc7d7]::rust_begin_unwind [INFO] [stderr] 10: 0x73ae0bcce58c - core[37ab4a9f28f6fd13]::panicking::panic_fmt [INFO] [stderr] 11: 0x73ae0b988b72 - core[37ab4a9f28f6fd13]::result::unwrap_failed [INFO] [stderr] 12: 0x5868d917551e - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 13: 0x5868d910bc16 - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 14: 0x5868d8f71493 - ::into_iter::{closure#0}>>>>, ::into_iter::{closure#1}::{closure#0}>>>>, pulldown_cmark_escape[cb8658d251f4e39e]::FmtWriter<&mut core[37ab4a9f28f6fd13]::fmt::Formatter>>>::run [INFO] [stderr] 15: 0x5868d8dc0b80 - ::write_into::<&mut core[37ab4a9f28f6fd13]::fmt::Formatter> [INFO] [stderr] 16: 0x5868d9164521 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 17: 0x73ae0f60ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 18: 0x5868d916555a - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 19: 0x73ae0f60ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 20: 0x5868d91665a5 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 21: 0x73ae0f60ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 22: 0x5868d9167424 - as core[37ab4a9f28f6fd13]::fmt::Display>::fmt [INFO] [stderr] 23: 0x73ae0f60ef88 - core[37ab4a9f28f6fd13]::fmt::write [INFO] [stderr] 24: 0x5868d8e5ce0c - rustdoc[7f40747ea455e46f]::html::layout::render::, core[37ab4a9f28f6fd13]::fmt::builders::FromFn<::render_item::{closure#1}>> [INFO] [stderr] 25: 0x5868d8fb0b85 - ::render_item [INFO] [stderr] 26: 0x5868d9149108 - ::mod_item_in [INFO] [stderr] 27: 0x5868d8e65c1b - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner:: [INFO] [stderr] 28: 0x5868d8e65c8f - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner:: [INFO] [stderr] 29: 0x5868d8f2e39f - rustdoc[7f40747ea455e46f]::main_args::{closure#2}::{closure#0} [INFO] [stderr] 30: 0x5868d8f22100 - rustc_interface[7c235db06cadd779]::interface::run_compiler::<(), rustdoc[7f40747ea455e46f]::main_args::{closure#2}>::{closure#1} [INFO] [stderr] 31: 0x5868d8e5b078 - std[6281e874092a0dfc]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 32: 0x5868d8f54df7 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[37ab4a9f28f6fd13]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 33: 0x73ae1081dbac - ::new::thread_start [INFO] [stderr] 34: 0x73ae0a224aa4 - [INFO] [stderr] 35: 0x73ae0a2b1a64 - clone [INFO] [stderr] 36: 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-2026-02-09T23_13_11-40.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.95.0-nightly (a394c9cd9 2026-01-31) 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 `graphbench` [INFO] running `Command { std: "docker" "inspect" "864c93532d34bf73a1f9a1b9170d34d09460cf04c4ba8656a4272e5be7f54f68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "864c93532d34bf73a1f9a1b9170d34d09460cf04c4ba8656a4272e5be7f54f68", kill_on_drop: false }` [INFO] [stdout] 864c93532d34bf73a1f9a1b9170d34d09460cf04c4ba8656a4272e5be7f54f68