[INFO] fetching crate proc_macro_tools 0.1.17...
[INFO] documenting proc_macro_tools-0.1.17 against 1.98.0-beta.1 for beta-rustdoc-1.98-1
[INFO] extracting crate proc_macro_tools 0.1.17 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate proc_macro_tools 0.1.17
[INFO] removed 1 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate proc_macro_tools 0.1.17
[INFO] tweaked toml for crates.io crate proc_macro_tools 0.1.17 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate proc_macro_tools 0.1.17 on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate proc_macro_tools 0.1.17 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" "+1.98.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4d251bc053f6468e2dfd2dddc075b8c83a51ca95ba80eec645be5795f494302e
[INFO] running `Command { std: "docker" "start" "4d251bc053f6468e2dfd2dddc075b8c83a51ca95ba80eec645be5795f494302e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d251bc053f6468e2dfd2dddc075b8c83a51ca95ba80eec645be5795f494302e", 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" "4d251bc053f6468e2dfd2dddc075b8c83a51ca95ba80eec645be5795f494302e" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d251bc053f6468e2dfd2dddc075b8c83a51ca95ba80eec645be5795f494302e", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4d251bc053f6468e2dfd2dddc075b8c83a51ca95ba80eec645be5795f494302e" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]     Checking unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking type_constructor v0.1.19
[INFO] [stderr]     Checking winterval v0.1.5
[INFO] [stderr]  Documenting proc_macro_tools v0.1.17 (/opt/rustwide/workdir)
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (156) panicked at /rustc-dev/6b3fa26749ab40e159b2dd5cf577acaaf5902772/compiler/rustc_metadata/src/rmeta/decoder.rs:1404:17:
[INFO] [stderr] assertion `left == right` failed
[INFO] [stderr]   left: TypeNs("quote")
[INFO] [stderr]  right: Ctor
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7feba02d1746 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x7feba0a0ec88 - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stderr]    2:     0x7feba1dd31ec - <std[73adb7dc35730857]::sys::stdio::unix::Stderr as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stderr]    3:     0x7feba02a5bba - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x7feba02c3e93 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stderr]    5:     0x7feb9f2ad618 - std[73adb7dc35730857]::panicking::update_hook::<alloc[55a36b64bcbf2c0d]::boxed::Box<rustc_driver_impl[cdc09f3dcfdb493d]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x7feba02c4332 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x7feba02a5c72 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stderr]    8:     0x7feba029c939 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]    9:     0x7feba02a75dd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stderr]   10:     0x7feb9d31503c - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stderr]   11:     0x7feb9ec5fbb3 - core[6883ba1bc0fe4ed1]::panicking::assert_failed_inner
[INFO] [stderr]   12:     0x7feb9f7eb5b6 - core[6883ba1bc0fe4ed1]::panicking::assert_failed::<rustc_hir[683e3481e3429972]::definitions::DefPathData, rustc_hir[683e3481e3429972]::definitions::DefPathData>
[INFO] [stderr]   13:     0x7feba1063601 - rustc_metadata[b3b5b184ac7e76b]::rmeta::decoder::cstore_impl::provide_extern::attrs_for_def
[INFO] [stderr]   14:     0x7feba105d95c - rustc_query_impl[6beb63dc98d10cf8]::query_impl::attrs_for_def::invoke_provider_fn::__rust_begin_short_backtrace
[INFO] [stderr]   15:     0x7feba0d47805 - rustc_query_impl[6beb63dc98d10cf8]::execution::try_execute_query::<rustc_middle[1ca177a2b874f02a]::query::caches::DefIdCache<rustc_middle[1ca177a2b874f02a]::query::erase::ErasedData<[u8; 16usize]>>, false>
[INFO] [stderr]   16:     0x7feba0d4704d - rustc_query_impl[6beb63dc98d10cf8]::query_impl::attrs_for_def::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   17:     0x57410a80f7b1 - <rustc_middle[1ca177a2b874f02a]::ty::context::TyCtxt>::get_all_attrs::<rustc_span[c8e1fef47fc97b5f]::def_id::DefId>
[INFO] [stderr]   18:     0x57410aa88259 - rustdoc[77f8a3d7b12a7417]::clean::inline::build_module_items
[INFO] [stderr]   19:     0x57410aa86edc - rustdoc[77f8a3d7b12a7417]::clean::inline::build_module
[INFO] [stderr]   20:     0x57410aa84eb3 - rustdoc[77f8a3d7b12a7417]::clean::inline::try_inline
[INFO] [stderr]   21:     0x57410aa87ed1 - rustdoc[77f8a3d7b12a7417]::clean::inline::build_module_items
[INFO] [stderr]   22:     0x57410aa86edc - rustdoc[77f8a3d7b12a7417]::clean::inline::build_module
[INFO] [stderr]   23:     0x57410aa84eb3 - rustdoc[77f8a3d7b12a7417]::clean::inline::try_inline
[INFO] [stderr]   24:     0x57410aa49a44 - rustdoc[77f8a3d7b12a7417]::clean::clean_use_statement_inner
[INFO] [stderr]   25:     0x57410aa3eaee - rustdoc[77f8a3d7b12a7417]::clean::clean_doc_module
[INFO] [stderr]   26:     0x57410aa3e02d - rustdoc[77f8a3d7b12a7417]::clean::clean_doc_module
[INFO] [stderr]   27:     0x57410aa2fb01 - rustdoc[77f8a3d7b12a7417]::core::run_global_ctxt
[INFO] [stderr]   28:     0x57410a968251 - rustdoc[77f8a3d7b12a7417]::main_args::{closure#2}::{closure#0}
[INFO] [stderr]   29:     0x57410a96057a - rustc_interface[af4456b456e7b115]::interface::run_compiler::<(), rustdoc[77f8a3d7b12a7417]::main_args::{closure#2}>::{closure#1}
[INFO] [stderr]   30:     0x57410a8b0708 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[af4456b456e7b115]::util::run_in_thread_with_globals<rustc_interface[af4456b456e7b115]::util::run_in_thread_pool_with_globals<rustc_interface[af4456b456e7b115]::interface::run_compiler<(), rustdoc[77f8a3d7b12a7417]::main_args::{closure#2}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   31:     0x57410a99e48d - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<rustc_interface[af4456b456e7b115]::util::run_in_thread_with_globals<rustc_interface[af4456b456e7b115]::util::run_in_thread_pool_with_globals<rustc_interface[af4456b456e7b115]::interface::run_compiler<(), rustdoc[77f8a3d7b12a7417]::main_args::{closure#2}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   32:     0x7feba1b38f90 - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   33:     0x7feb9b68aaa4 - <unknown>
[INFO] [stderr]   34:     0x7feb9b717a64 - clone
[INFO] [stderr]   35:                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: rustc 1.98.0-beta.1 (6b3fa2674 2026-07-06) 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] #0 [attrs_for_def] collecting attributes of `syn::__private::quote`
[INFO] [stderr] end of query stack
[INFO] [stderr] error: could not document `proc_macro_tools`
[INFO] running `Command { std: "docker" "inspect" "4d251bc053f6468e2dfd2dddc075b8c83a51ca95ba80eec645be5795f494302e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d251bc053f6468e2dfd2dddc075b8c83a51ca95ba80eec645be5795f494302e", kill_on_drop: false }`
[INFO] [stdout] 4d251bc053f6468e2dfd2dddc075b8c83a51ca95ba80eec645be5795f494302e
