Closed
Description
Code
struct Foo<T>(T);
impl<'a> Foo<fn(&'a ())> {
type Assoc = &'a ();
}
fn bar(_: for<'a> fn(Foo<fn(Foo<fn(&'a ())>::Assoc)>::Assoc)) {}Meta
rustc --version --verbose:
rustc 1.71.0-nightly (2f2c438dc 2023-05-08)
binary: rustc
commit-hash: 2f2c438dce75d8cc532c3baa849eeddc0901802c
commit-date: 2023-05-08
host: x86_64-unknown-linux-gnu
release: 1.71.0-nightly
LLVM version: 16.0.2
Error output
<output>
Backtrace
error: internal compiler error: compiler/rustc_infer/src/infer/region_constraints/mod.rs:533:17: cannot relate bound region: ReLateBound(DebruijnIndex(2), BoundRegion { var: 0, kind: BrNamed(DefId(0:11 ~ treereduce[fc7f]::bar::'a), 'a) }) <= ReErased
thread 'rustc' panicked at 'Box<dyn Any>', /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/compiler/rustc_errors/src/lib.rs:994:33
stack backtrace:
0: 0x7fe327d6a361 - std::backtrace_rs::backtrace::libunwind::trace::he9e9030cf5bcddaa
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
1: 0x7fe327d6a361 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5e44a77ff0586eb
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
2: 0x7fe327d6a361 - std::sys_common::backtrace::_print_fmt::h38e8723c5d83f22f
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/std/src/sys_common/backtrace.rs:65:5
3: 0x7fe327d6a361 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h5e394c4b1f1cb045
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/std/src/sys_common/backtrace.rs:44:22
4: 0x7fe327dca6ff - core::fmt::rt::Argument::fmt::ha5dde4cb71578cc2
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/core/src/fmt/rt.rs:138:9
5: 0x7fe327dca6ff - core::fmt::write::hb1413899fd777907
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/core/src/fmt/mod.rs:1094:21
6: 0x7fe327d5d5c1 - std::io::Write::write_fmt::h08b4eac68313bb0d
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/std/src/io/mod.rs:1712:15
7: 0x7fe327d6a175 - std::sys_common::backtrace::_print::h2bb25f41b1777226
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/std/src/sys_common/backtrace.rs:47:5
8: 0x7fe327d6a175 - std::sys_common::backtrace::print::ha21981aa5a1c5802
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/std/src/sys_common/backtrace.rs:34:9
9: 0x7fe327d6ce07 - std::panicking::default_hook::{{closure}}::h603ce04329232051
10: 0x7fe327d6cbf4 - std::panicking::default_hook::hd4285764fbdb24e1
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/std/src/panicking.rs:288:9
11: 0x7fe32afbf94b - <rustc_driver_impl[27c68de0ac55b06a]::install_ice_hook::{closure#0} as core[3afeaedfb140cde7]::ops::function::FnOnce<(&core[3afeaedfb140cde7]::panic::panic_info::PanicInfo,)>>::call_once::{shim:vtable#0}
12: 0x7fe327d6d527 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h401f21a7538313bc
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/alloc/src/boxed.rs:1999:9
13: 0x7fe327d6d527 - std::panicking::rust_panic_with_hook::h2322eda2481f33bc
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/std/src/panicking.rs:695:13
14: 0x7fe32b2f4041 - std[53b54636b4f52653]::panicking::begin_panic::<rustc_errors[2afb0e2cc7c4c42d]::ExplicitBug>::{closure#0}
15: 0x7fe32b2f12c6 - std[53b54636b4f52653]::sys_common::backtrace::__rust_end_short_backtrace::<std[53b54636b4f52653]::panicking::begin_panic<rustc_errors[2afb0e2cc7c4c42d]::ExplicitBug>::{closure#0}, !>
16: 0x7fe32b29e9d6 - std[53b54636b4f52653]::panicking::begin_panic::<rustc_errors[2afb0e2cc7c4c42d]::ExplicitBug>
17: 0x7fe32b2ecd8e - <rustc_errors[2afb0e2cc7c4c42d]::HandlerInner>::span_bug::<rustc_span[811089187935bcb6]::span_encoding::Span, alloc[a4f318becb59a05]::string::String>
18: 0x7fe32b2eca5d - <rustc_errors[2afb0e2cc7c4c42d]::Handler>::span_bug::<rustc_span[811089187935bcb6]::span_encoding::Span, alloc[a4f318becb59a05]::string::String>
19: 0x7fe32b289e6d - rustc_middle[232bd29a687eeda3]::util::bug::opt_span_bug_fmt::<rustc_span[811089187935bcb6]::span_encoding::Span>::{closure#0}
20: 0x7fe32b289e9a - rustc_middle[232bd29a687eeda3]::ty::context::tls::with_opt::<rustc_middle[232bd29a687eeda3]::util::bug::opt_span_bug_fmt<rustc_span[811089187935bcb6]::span_encoding::Span>::{closure#0}, !>::{closure#0}
21: 0x7fe32b2828aa - rustc_middle[232bd29a687eeda3]::ty::context::tls::with_context_opt::<rustc_middle[232bd29a687eeda3]::ty::context::tls::with_opt<rustc_middle[232bd29a687eeda3]::util::bug::opt_span_bug_fmt<rustc_span[811089187935bcb6]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
22: 0x7fe32b282854 - rustc_middle[232bd29a687eeda3]::util::bug::span_bug_fmt::<rustc_span[811089187935bcb6]::span_encoding::Span>
23: 0x7fe32952da94 - rustc_middle[232bd29a687eeda3]::ty::relate::super_relate_tys::<rustc_infer[11979153bc07d692]::infer::sub::Sub>
24: 0x7fe329504ef9 - <rustc_infer[11979153bc07d692]::infer::sub::Sub as rustc_middle[232bd29a687eeda3]::ty::relate::TypeRelation>::tys
25: 0x7fe32a5041b3 - <core[3afeaedfb140cde7]::result::Result<rustc_middle[232bd29a687eeda3]::ty::Ty, rustc_middle[232bd29a687eeda3]::ty::error::TypeError> as rustc_type_ir[cc09a4b81b2ca552]::CollectAndApply<rustc_middle[232bd29a687eeda3]::ty::Ty, &rustc_middle[232bd29a687eeda3]::ty::list::List<rustc_middle[232bd29a687eeda3]::ty::Ty>>>::collect_and_apply::<core[3afeaedfb140cde7]::iter::adapters::map::Map<core[3afeaedfb140cde7]::iter::adapters::enumerate::Enumerate<core[3afeaedfb140cde7]::iter::adapters::map::Map<core[3afeaedfb140cde7]::iter::adapters::chain::Chain<core[3afeaedfb140cde7]::iter::adapters::map::Map<core[3afeaedfb140cde7]::iter::adapters::zip::Zip<core[3afeaedfb140cde7]::slice::iter::Iter<rustc_middle[232bd29a687eeda3]::ty::Ty>, core[3afeaedfb140cde7]::slice::iter::Iter<rustc_middle[232bd29a687eeda3]::ty::Ty>>, <rustc_middle[232bd29a687eeda3]::ty::sty::FnSig as rustc_middle[232bd29a687eeda3]::ty::relate::Relate>::relate<rustc_infer[11979153bc07d692]::infer::sub::Sub>::{closure#0}>, core[3afeaedfb140cde7]::iter::sources::once::Once<((rustc_middle[232bd29a687eeda3]::ty::Ty, rustc_middle[232bd29a687eeda3]::ty::Ty), bool)>>, <rustc_middle[232bd29a687eeda3]::ty::sty::FnSig as rustc_middle[232bd29a687eeda3]::ty::relate::Relate>::relate<rustc_infer[11979153bc07d692]::infer::sub::Sub>::{closure#1}>>, <rustc_middle[232bd29a687eeda3]::ty::sty::FnSig as rustc_middle[232bd29a687eeda3]::ty::relate::Relate>::relate<rustc_infer[11979153bc07d692]::infer::sub::Sub>::{closure#2}>, <rustc_middle[232bd29a687eeda3]::ty::context::TyCtxt>::mk_type_list_from_iter<core[3afeaedfb140cde7]::iter::adapters::map::Map<core[3afeaedfb140cde7]::iter::adapters::enumerate::Enumerate<core[3afeaedfb140cde7]::iter::adapters::map::Map<core[3afeaedfb140cde7]::iter::adapters::chain::Chain<core[3afeaedfb140cde7]::iter::adapters::map::Map<core[3afeaedfb140cde7]::iter::adapters::zip::Zip<core[3afeaedfb140cde7]::slice::iter::Iter<rustc_middle[232bd29a687eeda3]::ty::Ty>, core[3afeaedfb140cde7]::slice::iter::Iter<rustc_middle[232bd29a687eeda3]::ty::Ty>>, <rustc_middle[232bd29a687eeda3]::ty::sty::FnSig as rustc_middle[232bd29a687eeda3]::ty::relate::Relate>::relate<rustc_infer[11979153bc07d692]::infer::sub::Sub>::{closure#0}>, core[3afeaedfb140cde7]::iter::sources::once::Once<((rustc_middle[232bd29a687eeda3]::ty::Ty, rustc_middle[232bd29a687eeda3]::ty::Ty), bool)>>, <rustc_middle[232bd29a687eeda3]::ty::sty::FnSig as rustc_middle[232bd29a687eeda3]::ty::relate::Relate>::relate<rustc_infer[11979153bc07d692]::infer::sub::Sub>::{closure#1}>>, <rustc_middle[232bd29a687eeda3]::ty::sty::FnSig as rustc_middle[232bd29a687eeda3]::ty::relate::Relate>::relate<rustc_infer[11979153bc07d692]::infer::sub::Sub>::{closure#2}>, core[3afeaedfb140cde7]::result::Result<rustc_middle[232bd29a687eeda3]::ty::Ty, rustc_middle[232bd29a687eeda3]::ty::error::TypeError>>::{closure#0}>
26: 0x7fe32a503a62 - <rustc_middle[232bd29a687eeda3]::ty::sty::FnSig as rustc_middle[232bd29a687eeda3]::ty::relate::Relate>::relate::<rustc_infer[11979153bc07d692]::infer::sub::Sub>
27: 0x7fe3295300c1 - <rustc_infer[11979153bc07d692]::infer::combine::CombineFields>::higher_ranked_sub::<rustc_middle[232bd29a687eeda3]::ty::sty::FnSig>
28: 0x7fe32952febb - <rustc_infer[11979153bc07d692]::infer::sub::Sub as rustc_middle[232bd29a687eeda3]::ty::relate::TypeRelation>::relate::<rustc_middle[232bd29a687eeda3]::ty::sty::Binder<rustc_middle[232bd29a687eeda3]::ty::sty::FnSig>>
29: 0x7fe32952cccc - rustc_middle[232bd29a687eeda3]::ty::relate::super_relate_tys::<rustc_infer[11979153bc07d692]::infer::sub::Sub>
30: 0x7fe329504ef9 - <rustc_infer[11979153bc07d692]::infer::sub::Sub as rustc_middle[232bd29a687eeda3]::ty::relate::TypeRelation>::tys
31: 0x7fe32952ac43 - rustc_middle[232bd29a687eeda3]::ty::relate::super_relate_tys::<rustc_infer[11979153bc07d692]::infer::sub::Sub>
32: 0x7fe329504ef9 - <rustc_infer[11979153bc07d692]::infer::sub::Sub as rustc_middle[232bd29a687eeda3]::ty::relate::TypeRelation>::tys
33: 0x7fe32a517fd3 - <rustc_infer[11979153bc07d692]::infer::at::At>::sub_exp::<rustc_middle[232bd29a687eeda3]::ty::Ty>
34: 0x7fe32a8a926a - <rustc_trait_selection[3f922efa7a809006]::traits::engine::ObligationCtxt>::sup::<rustc_middle[232bd29a687eeda3]::ty::Ty>
35: 0x7fe32b0f910c - <rustc_infer[11979153bc07d692]::infer::InferCtxt>::probe::<bool, <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::lookup_inherent_assoc_ty::{closure#1}::{closure#3}::{closure#0}>
36: 0x7fe32b103921 - <&mut <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::lookup_inherent_assoc_ty::{closure#1}::{closure#3} as core[3afeaedfb140cde7]::ops::function::FnMut<(&(rustc_span[811089187935bcb6]::def_id::DefId, (rustc_span[811089187935bcb6]::def_id::DefId, rustc_span[811089187935bcb6]::def_id::DefId)),)>>::call_mut
37: 0x7fe32b0e383b - <core[3afeaedfb140cde7]::iter::adapters::copied::Copied<core[3afeaedfb140cde7]::slice::iter::Iter<(rustc_span[811089187935bcb6]::def_id::DefId, (rustc_span[811089187935bcb6]::def_id::DefId, rustc_span[811089187935bcb6]::def_id::DefId))>> as core[3afeaedfb140cde7]::iter::traits::iterator::Iterator>::try_fold::<(), core[3afeaedfb140cde7]::iter::traits::iterator::Iterator::find::check<(rustc_span[811089187935bcb6]::def_id::DefId, (rustc_span[811089187935bcb6]::def_id::DefId, rustc_span[811089187935bcb6]::def_id::DefId)), &mut <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::lookup_inherent_assoc_ty::{closure#1}::{closure#3}>::{closure#0}, core[3afeaedfb140cde7]::ops::control_flow::ControlFlow<(rustc_span[811089187935bcb6]::def_id::DefId, (rustc_span[811089187935bcb6]::def_id::DefId, rustc_span[811089187935bcb6]::def_id::DefId))>>
38: 0x7fe32b110e08 - <alloc[a4f318becb59a05]::vec::Vec<(rustc_span[811089187935bcb6]::def_id::DefId, (rustc_span[811089187935bcb6]::def_id::DefId, rustc_span[811089187935bcb6]::def_id::DefId))> as alloc[a4f318becb59a05]::vec::spec_from_iter::SpecFromIter<(rustc_span[811089187935bcb6]::def_id::DefId, (rustc_span[811089187935bcb6]::def_id::DefId, rustc_span[811089187935bcb6]::def_id::DefId)), core[3afeaedfb140cde7]::iter::adapters::filter::Filter<core[3afeaedfb140cde7]::iter::adapters::copied::Copied<core[3afeaedfb140cde7]::slice::iter::Iter<(rustc_span[811089187935bcb6]::def_id::DefId, (rustc_span[811089187935bcb6]::def_id::DefId, rustc_span[811089187935bcb6]::def_id::DefId))>>, <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::lookup_inherent_assoc_ty::{closure#1}::{closure#3}>>>::from_iter
39: 0x7fe32b0f8f88 - <rustc_infer[11979153bc07d692]::infer::InferCtxt>::probe::<alloc[a4f318becb59a05]::vec::Vec<(rustc_span[811089187935bcb6]::def_id::DefId, (rustc_span[811089187935bcb6]::def_id::DefId, rustc_span[811089187935bcb6]::def_id::DefId))>, <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::lookup_inherent_assoc_ty::{closure#1}>
40: 0x7fe329decb8c - <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::associated_path_to_ty::{closure#0}
41: 0x7fe329dd43e5 - <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::ast_ty_to_ty_inner::{closure#0}
42: 0x7fe3293036ac - <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::ty_of_fn::{closure#0}
43: 0x7fe329dd5225 - <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::ast_ty_to_ty_inner::{closure#0}
44: 0x7fe329dd96cd - <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::res_to_ty
45: 0x7fe329dd3fa0 - <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::ast_ty_to_ty_inner::{closure#0}
46: 0x7fe329dd439a - <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::ast_ty_to_ty_inner::{closure#0}
47: 0x7fe3293036ac - <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::ty_of_fn::{closure#0}
48: 0x7fe329dd5225 - <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::ast_ty_to_ty_inner::{closure#0}
49: 0x7fe3293036ac - <dyn rustc_hir_analysis[7b141ba67a9c3bd8]::astconv::AstConv>::ty_of_fn::{closure#0}
50: 0x7fe329ec9e8c - rustc_hir_analysis[7b141ba67a9c3bd8]::collect::infer_return_ty_for_fn_sig
51: 0x7fe329ec86ab - rustc_hir_analysis[7b141ba67a9c3bd8]::collect::fn_sig
52: 0x7fe329ec66f6 - rustc_query_system[8be5ea0cc4c28ea6]::query::plumbing::try_execute_query::<rustc_query_impl[94005537e54250be]::queries::fn_sig, rustc_query_impl[94005537e54250be]::plumbing::QueryCtxt>
53: 0x7fe329635c58 - rustc_middle[232bd29a687eeda3]::ty::query::query_ensure::<rustc_query_system[8be5ea0cc4c28ea6]::query::caches::DefaultCache<rustc_span[811089187935bcb6]::def_id::DefId, rustc_middle[232bd29a687eeda3]::query::erase::Erased<[u8; 24usize]>>>
54: 0x7fe32963484c - <rustc_hir_analysis[7b141ba67a9c3bd8]::collect::CollectItemTypesVisitor as rustc_hir[2c98ace9d294e49]::intravisit::Visitor>::visit_item
55: 0x7fe329633917 - <rustc_middle[232bd29a687eeda3]::hir::map::Map>::visit_item_likes_in_module::<rustc_hir_analysis[7b141ba67a9c3bd8]::collect::CollectItemTypesVisitor>
56: 0x7fe32963382c - rustc_hir_analysis[7b141ba67a9c3bd8]::collect::collect_mod_item_types
57: 0x7fe32a618671 - rustc_query_system[8be5ea0cc4c28ea6]::query::plumbing::try_execute_query::<rustc_query_impl[94005537e54250be]::queries::collect_mod_item_types, rustc_query_impl[94005537e54250be]::plumbing::QueryCtxt>
58: 0x7fe32a6182b1 - rustc_query_impl[94005537e54250be]::get_query::collect_mod_item_types
59: 0x7fe32a3f9447 - <rustc_middle[232bd29a687eeda3]::hir::map::Map>::for_each_module::<rustc_hir_analysis[7b141ba67a9c3bd8]::check_crate::{closure#0}::{closure#0}::{closure#0}>
60: 0x7fe32a3f59e0 - rustc_hir_analysis[7b141ba67a9c3bd8]::check_crate
61: 0x7fe32a3e9df0 - rustc_interface[1005215f39c21569]::passes::analysis
62: 0x7fe32a72bd47 - rustc_query_system[8be5ea0cc4c28ea6]::query::plumbing::try_execute_query::<rustc_query_impl[94005537e54250be]::queries::analysis, rustc_query_impl[94005537e54250be]::plumbing::QueryCtxt>
63: 0x7fe32a72ba63 - rustc_query_impl[94005537e54250be]::get_query::analysis
64: 0x7fe32a1ccbcf - <rustc_middle[232bd29a687eeda3]::ty::context::GlobalCtxt>::enter::<rustc_driver_impl[27c68de0ac55b06a]::run_compiler::{closure#1}::{closure#2}::{closure#4}, core[3afeaedfb140cde7]::result::Result<(), rustc_span[811089187935bcb6]::ErrorGuaranteed>>
65: 0x7fe32a1cbcaf - <rustc_interface[1005215f39c21569]::interface::Compiler>::enter::<rustc_driver_impl[27c68de0ac55b06a]::run_compiler::{closure#1}::{closure#2}, core[3afeaedfb140cde7]::result::Result<core[3afeaedfb140cde7]::option::Option<rustc_interface[1005215f39c21569]::queries::Linker>, rustc_span[811089187935bcb6]::ErrorGuaranteed>>
66: 0x7fe32a1c933b - std[53b54636b4f52653]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[1005215f39c21569]::util::run_in_thread_pool_with_globals<rustc_interface[1005215f39c21569]::interface::run_compiler<core[3afeaedfb140cde7]::result::Result<(), rustc_span[811089187935bcb6]::ErrorGuaranteed>, rustc_driver_impl[27c68de0ac55b06a]::run_compiler::{closure#1}>::{closure#0}, core[3afeaedfb140cde7]::result::Result<(), rustc_span[811089187935bcb6]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[3afeaedfb140cde7]::result::Result<(), rustc_span[811089187935bcb6]::ErrorGuaranteed>>
67: 0x7fe32a898f55 - <<std[53b54636b4f52653]::thread::Builder>::spawn_unchecked_<rustc_interface[1005215f39c21569]::util::run_in_thread_pool_with_globals<rustc_interface[1005215f39c21569]::interface::run_compiler<core[3afeaedfb140cde7]::result::Result<(), rustc_span[811089187935bcb6]::ErrorGuaranteed>, rustc_driver_impl[27c68de0ac55b06a]::run_compiler::{closure#1}>::{closure#0}, core[3afeaedfb140cde7]::result::Result<(), rustc_span[811089187935bcb6]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[3afeaedfb140cde7]::result::Result<(), rustc_span[811089187935bcb6]::ErrorGuaranteed>>::{closure#1} as core[3afeaedfb140cde7]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
68: 0x7fe327d779d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h20fe0a24dda744f1
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/alloc/src/boxed.rs:1985:9
69: 0x7fe327d779d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb11b4529d66356f4
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/alloc/src/boxed.rs:1985:9
70: 0x7fe327d779d5 - std::sys::unix::thread::Thread::new::thread_start::h896be1b4ceadbc98
at /rustc/2f2c438dce75d8cc532c3baa849eeddc0901802c/library/std/src/sys/unix/thread.rs:108:17
71: 0x7fe327b13bb5 - <unknown>
72: 0x7fe327b95d90 - <unknown>
73: 0x0 - <unknown>
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: rustc 1.71.0-nightly (2f2c438dc 2023-05-08) running on x86_64-unknown-linux-gnu
query stack during panic:
#0 [fn_sig] computing function signature of `bar`
#1 [collect_mod_item_types] collecting item types in top-level module
#2 [analysis] running analysis passes on this crate
end of query stack
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0601`.
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