ICE: async closure + macros: `no entry found for key`

[matthiaskrgr]

Code

rustc a.rs --edition=2021

fn main() {
    foo(async |who| println!());
}

Meta

rustc --version --verbose:

rustc 1.83.0-nightly (1a1cc050d 2024-09-01)
binary: rustc
commit-hash: 1a1cc050d8efc906ede39f444936ade1fdc9c6cb
commit-date: 2024-09-01
host: x86_64-unknown-linux-gnu
release: 1.83.0-nightly
LLVM version: 19.1.0

Error output

Backtrace

thread 'rustc' panicked at compiler/rustc_resolve/src/def_collector.rs:22:80:
no entry found for key
stack backtrace:
   0:     0x7e5030dfeb2a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hd80d83efaa4dd6d3
   1:     0x7e5031603157 - core::fmt::write::h4f2fc0d8a4bdbc07
   2:     0x7e503289d211 - std::io::Write::write_fmt::h5570f2f97ed637ef
   3:     0x7e5030e011fb - std::panicking::default_hook::{{closure}}::hbf64d79aec33952e
   4:     0x7e5030e00e6e - std::panicking::default_hook::h80f8634d4a0460dc
   5:     0x7e502ff618a9 - std[5b205b49935b963f]::panicking::update_hook::<alloc[3fe16f20e15296c8]::boxed::Box<rustc_driver_impl[27278ae619702df]::install_ice_hook::{closure#0}>>::{closure#0}
   6:     0x7e5030e01b17 - std::panicking::rust_panic_with_hook::hac455baedf27b84b
   7:     0x7e5030e017d7 - std::panicking::begin_panic_handler::{{closure}}::h74b00d3d62e32c54
   8:     0x7e5030dfefd9 - std::sys::backtrace::__rust_end_short_backtrace::h2f66223c63f26658
   9:     0x7e5030e014a4 - rust_begin_unwind
  10:     0x7e502dcb1353 - core::panicking::panic_fmt::h24235a787e7638f5
  11:     0x7e502ece4c7b - core::option::expect_failed::h5184db463884e9dc
  12:     0x7e5032c30bde - <rustc_resolve[e48d1144e0350ce0]::Resolver as rustc_expand[4329655d59297bef]::base::ResolverExpand>::visit_ast_fragment_with_placeholders.cold
  13:     0x7e502dacaee2 - <rustc_expand[4329655d59297bef]::expand::MacroExpander>::fully_expand_fragment
  14:     0x7e5032786acd - <rustc_expand[4329655d59297bef]::expand::MacroExpander>::expand_crate
  15:     0x7e5031b11691 - rustc_interface[561bcd00c1a26bfb]::passes::resolver_for_lowering_raw
  16:     0x7e5031b10c2b - rustc_query_impl[fe4fa3b217236eb9]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[fe4fa3b217236eb9]::query_impl::resolver_for_lowering_raw::dynamic_query::{closure#2}::{closure#0}, rustc_middle[fdfbfe13c471c215]::query::erase::Erased<[u8; 16usize]>>
  17:     0x7e5031b10c19 - <rustc_query_impl[fe4fa3b217236eb9]::query_impl::resolver_for_lowering_raw::dynamic_query::{closure#2} as core[42bb5247f35782d4]::ops::function::FnOnce<(rustc_middle[fdfbfe13c471c215]::ty::context::TyCtxt, ())>>::call_once
  18:     0x7e5032595512 - rustc_query_system[3d9d5510fbe37373]::query::plumbing::try_execute_query::<rustc_query_impl[fe4fa3b217236eb9]::DynamicConfig<rustc_query_system[3d9d5510fbe37373]::query::caches::SingleCache<rustc_middle[fdfbfe13c471c215]::query::erase::Erased<[u8; 16usize]>>, false, false, false>, rustc_query_impl[fe4fa3b217236eb9]::plumbing::QueryCtxt, false>
  19:     0x7e50325951ad - rustc_query_impl[fe4fa3b217236eb9]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace
  20:     0x7e50323c95e2 - rustc_interface[561bcd00c1a26bfb]::interface::run_compiler::<core[42bb5247f35782d4]::result::Result<(), rustc_span[682bbc8ac5595dcb]::ErrorGuaranteed>, rustc_driver_impl[27278ae619702df]::run_compiler::{closure#0}>::{closure#1}
  21:     0x7e5032473dd0 - std[5b205b49935b963f]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[561bcd00c1a26bfb]::util::run_in_thread_with_globals<rustc_interface[561bcd00c1a26bfb]::util::run_in_thread_pool_with_globals<rustc_interface[561bcd00c1a26bfb]::interface::run_compiler<core[42bb5247f35782d4]::result::Result<(), rustc_span[682bbc8ac5595dcb]::ErrorGuaranteed>, rustc_driver_impl[27278ae619702df]::run_compiler::{closure#0}>::{closure#1}, core[42bb5247f35782d4]::result::Result<(), rustc_span[682bbc8ac5595dcb]::ErrorGuaranteed>>::{closure#0}, core[42bb5247f35782d4]::result::Result<(), rustc_span[682bbc8ac5595dcb]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[42bb5247f35782d4]::result::Result<(), rustc_span[682bbc8ac5595dcb]::ErrorGuaranteed>>
  22:     0x7e503247443a - <<std[5b205b49935b963f]::thread::Builder>::spawn_unchecked_<rustc_interface[561bcd00c1a26bfb]::util::run_in_thread_with_globals<rustc_interface[561bcd00c1a26bfb]::util::run_in_thread_pool_with_globals<rustc_interface[561bcd00c1a26bfb]::interface::run_compiler<core[42bb5247f35782d4]::result::Result<(), rustc_span[682bbc8ac5595dcb]::ErrorGuaranteed>, rustc_driver_impl[27278ae619702df]::run_compiler::{closure#0}>::{closure#1}, core[42bb5247f35782d4]::result::Result<(), rustc_span[682bbc8ac5595dcb]::ErrorGuaranteed>>::{closure#0}, core[42bb5247f35782d4]::result::Result<(), rustc_span[682bbc8ac5595dcb]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[42bb5247f35782d4]::result::Result<(), rustc_span[682bbc8ac5595dcb]::ErrorGuaranteed>>::{closure#1} as core[42bb5247f35782d4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  23:     0x7e50324747ab - std::sys::pal::unix::thread::Thread::new::thread_start::h59b1848733925366
  24:     0x7e5033be039d - <unknown>
  25:     0x7e5033c6549c - <unknown>
  26:                0x0 - <unknown>

error: the compiler unexpectedly panicked. this is a bug.

note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md

note: please make sure that you have updated to the latest nightly

note: please attach the file at `/tmp/im/2/rustc-ice-2024-09-01T14_42_51-1228455.txt` to your bug report

query stack during panic:
#0 [resolver_for_lowering_raw] getting the resolver for lowering
end of query stack

[matthiaskrgr]

#129493 cc @cjgillot

[compiler-errors]

I found the bug

@rustbot claim