[INFO] fetching crate sucds 0.8.3...
[INFO] documenting sucds-0.8.3 against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] extracting crate sucds 0.8.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sucds 0.8.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sucds 0.8.3
[INFO] tweaked toml for crates.io crate sucds 0.8.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sucds 0.8.3 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] crate crates.io crate sucds 0.8.3 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" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4fb367bd96fb7cb2b33c1de737feff39b2c9407f8fffe9c2ed9ed4c82b4bf981
[INFO] running `Command { std: "docker" "start" "-a" "4fb367bd96fb7cb2b33c1de737feff39b2c9407f8fffe9c2ed9ed4c82b4bf981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fb367bd96fb7cb2b33c1de737feff39b2c9407f8fffe9c2ed9ed4c82b4bf981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fb367bd96fb7cb2b33c1de737feff39b2c9407f8fffe9c2ed9ed4c82b4bf981", kill_on_drop: false }`
[INFO] [stdout] 4fb367bd96fb7cb2b33c1de737feff39b2c9407f8fffe9c2ed9ed4c82b4bf981
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6101b011fad62de7db720966cfe6432366ac984c1aed872d3b904938e1560820
[INFO] running `Command { std: "docker" "start" "-a" "6101b011fad62de7db720966cfe6432366ac984c1aed872d3b904938e1560820", kill_on_drop: false }`
[INFO] [stderr]  Documenting sucds v0.8.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]   --> src/bit_vectors.rs:23:34
[INFO] [stdout]    |
[INFO] [stdout] 23 | //! | Implementations | [Access](Access) | [Rank](Rank) | [Select](Select) | Update | Memory (bits) |
[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] 23 - //! | Implementations | [Access](Access) | [Rank](Rank) | [Select](Select) | Update | Memory (bits) |
[INFO] [stdout] 23 + //! | Implementations | [Access] | [Rank](Rank) | [Select](Select) | Update | Memory (bits) |
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]   --> src/bit_vectors.rs:23:51
[INFO] [stdout]    |
[INFO] [stdout] 23 | //! | Implementations | [Access](Access) | [Rank](Rank) | [Select](Select) | Update | Memory (bits) |
[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] 23 - //! | Implementations | [Access](Access) | [Rank](Rank) | [Select](Select) | Update | Memory (bits) |
[INFO] [stdout] 23 + //! | Implementations | [Access](Access) | [Rank] | [Select](Select) | Update | Memory (bits) |
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]   --> src/bit_vectors.rs:23:68
[INFO] [stdout]    |
[INFO] [stdout] 23 | //! | Implementations | [Access](Access) | [Rank](Rank) | [Select](Select) | Update | Memory (bits) |
[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] 23 - //! | Implementations | [Access](Access) | [Rank](Rank) | [Select](Select) | Update | Memory (bits) |
[INFO] [stdout] 23 + //! | Implementations | [Access](Access) | [Rank](Rank) | [Select] | Update | Memory (bits) |
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]   --> src/bit_vectors/sarray.rs:15:42
[INFO] [stdout]    |
[INFO] [stdout] 15 | /// a specialized version of [EliasFano](crate::mii_sequences::EliasFano) for bit vectors.
[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] 15 - /// a specialized version of [EliasFano](crate::mii_sequences::EliasFano) for bit vectors.
[INFO] [stdout] 15 + /// a specialized version of [EliasFano] for bit vectors.
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]   --> src/int_vectors.rs:20:33
[INFO] [stdout]    |
[INFO] [stdout] 20 | //! | Implementation | [Access](Access) | Update | Memory (bits) |
[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] 20 - //! | Implementation | [Access](Access) | Update | Memory (bits) |
[INFO] [stdout] 20 + //! | Implementation | [Access] | Update | Memory (bits) |
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (26) 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("textrm"))
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7240dd846d9b - <<std[6281e874092a0dfc]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[37ab4a9f28f6fd13]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x7240dde0ef88 - core[37ab4a9f28f6fd13]::fmt::write
[INFO] [stderr]    2:     0x7240dd85dc36 - <std[6281e874092a0dfc]::sys::stdio::unix::Stderr as std[6281e874092a0dfc]::io::Write>::write_fmt
[INFO] [stderr]    3:     0x7240dd81ce48 - std[6281e874092a0dfc]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x7240dd83a163 - std[6281e874092a0dfc]::panicking::default_hook
[INFO] [stderr]    5:     0x7240dc80ff8d - std[6281e874092a0dfc]::panicking::update_hook::<alloc[56313f94ec8c6695]::boxed::Box<rustc_driver_impl[3f098eb6bc26bcd1]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x7240dd83a442 - std[6281e874092a0dfc]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x7240dd81cf08 - std[6281e874092a0dfc]::panicking::panic_handler::{closure#0}
[INFO] [stderr]    8:     0x7240dd811479 - std[6281e874092a0dfc]::sys::backtrace::__rust_end_short_backtrace::<std[6281e874092a0dfc]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]    9:     0x7240dd81e96d - __rustc[670611b3f56fc7d7]::rust_begin_unwind
[INFO] [stderr]   10:     0x7240da4ce58c - core[37ab4a9f28f6fd13]::panicking::panic_fmt
[INFO] [stderr]   11:     0x7240da188b72 - core[37ab4a9f28f6fd13]::result::unwrap_failed
[INFO] [stderr]   12:     0x55e40cfb651e - <rustdoc[7f40747ea455e46f]::html::markdown::Math<rustdoc[7f40747ea455e46f]::html::markdown::TableWrapper<core[37ab4a9f28f6fd13]::iter::adapters::map::Map<rustdoc[7f40747ea455e46f]::html::markdown::footnotes::Footnotes<rustdoc[7f40747ea455e46f]::html::markdown::SpannedLinkReplacer<rustdoc[7f40747ea455e46f]::html::markdown::HeadingLinks<pulldown_cmark[baa249b750500f7c]::parse::OffsetIter<<rustdoc[7f40747ea455e46f]::html::markdown::Markdown>::into_iter::{closure#0}>>>>, <rustdoc[7f40747ea455e46f]::html::markdown::Markdown>::into_iter::{closure#1}::{closure#0}>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next
[INFO] [stderr]   13:     0x55e40cf4cc16 - <rustdoc[7f40747ea455e46f]::html::markdown::CodeBlocks<rustdoc[7f40747ea455e46f]::html::markdown::Math<rustdoc[7f40747ea455e46f]::html::markdown::TableWrapper<core[37ab4a9f28f6fd13]::iter::adapters::map::Map<rustdoc[7f40747ea455e46f]::html::markdown::footnotes::Footnotes<rustdoc[7f40747ea455e46f]::html::markdown::SpannedLinkReplacer<rustdoc[7f40747ea455e46f]::html::markdown::HeadingLinks<pulldown_cmark[baa249b750500f7c]::parse::OffsetIter<<rustdoc[7f40747ea455e46f]::html::markdown::Markdown>::into_iter::{closure#0}>>>>, <rustdoc[7f40747ea455e46f]::html::markdown::Markdown>::into_iter::{closure#1}::{closure#0}>>>> as core[37ab4a9f28f6fd13]::iter::traits::iterator::Iterator>::next
[INFO] [stderr]   14:     0x55e40cdb2493 - <pulldown_cmark[baa249b750500f7c]::html::HtmlWriter<rustdoc[7f40747ea455e46f]::html::markdown::CodeBlocks<rustdoc[7f40747ea455e46f]::html::markdown::Math<rustdoc[7f40747ea455e46f]::html::markdown::TableWrapper<core[37ab4a9f28f6fd13]::iter::adapters::map::Map<rustdoc[7f40747ea455e46f]::html::markdown::footnotes::Footnotes<rustdoc[7f40747ea455e46f]::html::markdown::SpannedLinkReplacer<rustdoc[7f40747ea455e46f]::html::markdown::HeadingLinks<pulldown_cmark[baa249b750500f7c]::parse::OffsetIter<<rustdoc[7f40747ea455e46f]::html::markdown::Markdown>::into_iter::{closure#0}>>>>, <rustdoc[7f40747ea455e46f]::html::markdown::Markdown>::into_iter::{closure#1}::{closure#0}>>>>, pulldown_cmark_escape[cb8658d251f4e39e]::FmtWriter<&mut core[37ab4a9f28f6fd13]::fmt::Formatter>>>::run
[INFO] [stderr]   15:     0x55e40cc01b80 - <rustdoc[7f40747ea455e46f]::html::markdown::Markdown>::write_into::<&mut core[37ab4a9f28f6fd13]::fmt::Formatter>
[INFO] [stderr]   16:     0x55e40cfa5521 - <core[37ab4a9f28f6fd13]::fmt::builders::FromFn<rustdoc[7f40747ea455e46f]::html::render::render_markdown::{closure#0}> as core[37ab4a9f28f6fd13]::fmt::Display>::fmt
[INFO] [stderr]   17:     0x7240dde0ef88 - core[37ab4a9f28f6fd13]::fmt::write
[INFO] [stderr]   18:     0x55e40cfa655a - <core[37ab4a9f28f6fd13]::fmt::builders::FromFn<rustdoc[7f40747ea455e46f]::html::render::document_full_inner::{closure#0}> as core[37ab4a9f28f6fd13]::fmt::Display>::fmt
[INFO] [stderr]   19:     0x7240dde0ef88 - core[37ab4a9f28f6fd13]::fmt::write
[INFO] [stderr]   20:     0x55e40cfa75a5 - <core[37ab4a9f28f6fd13]::fmt::builders::FromFn<rustdoc[7f40747ea455e46f]::html::render::document::{closure#0}> as core[37ab4a9f28f6fd13]::fmt::Display>::fmt
[INFO] [stderr]   21:     0x7240dde0ef88 - core[37ab4a9f28f6fd13]::fmt::write
[INFO] [stderr]   22:     0x55e40cfa8424 - <core[37ab4a9f28f6fd13]::fmt::builders::FromFn<rustdoc[7f40747ea455e46f]::html::render::print_item::item_module::{closure#0}> as core[37ab4a9f28f6fd13]::fmt::Display>::fmt
[INFO] [stderr]   23:     0x7240dde0ef88 - core[37ab4a9f28f6fd13]::fmt::write
[INFO] [stderr]   24:     0x55e40cc9de0c - rustdoc[7f40747ea455e46f]::html::layout::render::<core[37ab4a9f28f6fd13]::fmt::builders::FromFn<rustdoc[7f40747ea455e46f]::html::render::print_item::print_item::{closure#0}>, core[37ab4a9f28f6fd13]::fmt::builders::FromFn<<rustdoc[7f40747ea455e46f]::html::render::context::Context>::render_item::{closure#1}>>
[INFO] [stderr]   25:     0x55e40cdf1b85 - <rustdoc[7f40747ea455e46f]::html::render::context::Context>::render_item
[INFO] [stderr]   26:     0x55e40cf8a108 - <rustdoc[7f40747ea455e46f]::html::render::context::Context as rustdoc[7f40747ea455e46f]::formats::renderer::FormatRenderer>::mod_item_in
[INFO] [stderr]   27:     0x55e40cca6c1b - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner::<rustdoc[7f40747ea455e46f]::html::render::context::Context>
[INFO] [stderr]   28:     0x55e40cca6c8f - rustdoc[7f40747ea455e46f]::formats::renderer::run_format_inner::<rustdoc[7f40747ea455e46f]::html::render::context::Context>
[INFO] [stderr]   29:     0x55e40cd6f39f - rustdoc[7f40747ea455e46f]::main_args::{closure#2}::{closure#0}
[INFO] [stderr]   30:     0x55e40cd63100 - rustc_interface[7c235db06cadd779]::interface::run_compiler::<(), rustdoc[7f40747ea455e46f]::main_args::{closure#2}>::{closure#1}
[INFO] [stderr]   31:     0x55e40cc9c078 - std[6281e874092a0dfc]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[7c235db06cadd779]::util::run_in_thread_with_globals<rustc_interface[7c235db06cadd779]::util::run_in_thread_pool_with_globals<rustc_interface[7c235db06cadd779]::interface::run_compiler<(), rustdoc[7f40747ea455e46f]::main_args::{closure#2}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   32:     0x55e40cd95df7 - <std[6281e874092a0dfc]::thread::lifecycle::spawn_unchecked<rustc_interface[7c235db06cadd779]::util::run_in_thread_with_globals<rustc_interface[7c235db06cadd779]::util::run_in_thread_pool_with_globals<rustc_interface[7c235db06cadd779]::interface::run_compiler<(), rustdoc[7f40747ea455e46f]::main_args::{closure#2}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[37ab4a9f28f6fd13]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   33:     0x7240df01dbac - <std[6281e874092a0dfc]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   34:     0x7240d8a8aaa4 - <unknown>
[INFO] [stderr]   35:     0x7240d8b17a64 - clone
[INFO] [stderr]   36:                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-2026-02-07T23_54_02-25.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 `sucds`
[INFO] running `Command { std: "docker" "inspect" "6101b011fad62de7db720966cfe6432366ac984c1aed872d3b904938e1560820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6101b011fad62de7db720966cfe6432366ac984c1aed872d3b904938e1560820", kill_on_drop: false }`
[INFO] [stdout] 6101b011fad62de7db720966cfe6432366ac984c1aed872d3b904938e1560820