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beta rustc fails to compile for certain lifetime constructions in async functions #100469

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ETCaton opened this issue Aug 12, 2022 · 3 comments
Closed

beta rustc fails to compile for certain lifetime constructions in async functions #100469

ETCaton opened this issue Aug 12, 2022 · 3 comments
Labels
C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ regression-from-stable-to-beta Performance or correctness regression from stable to beta. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
Milestone
1.64.0

Comments

@ETCaton
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ETCaton commented Aug 12, 2022

Code

// Reduced from: https://github.com/SeaQL/sea-orm/blob/1a8d22d918e3d8ca461caf54839259ed9b72de3e/src/executor/select.rs#L272-L281
pub trait Foo {}

impl Foo for () {}

pub async fn bar<'a: 'b, 'b>() -> impl Foo + 'b {
    todo!()
}

Meta

rustc --version --verbose:

rustc 1.64.0-beta.1 (56714e533 2022-08-09)
binary: rustc
commit-hash: 56714e5332f5f21c39d710cc4a6dd279132dedd6
commit-date: 2022-08-09
host: aarch64-apple-darwin
release: 1.64.0-beta.1
LLVM version: 14.0.6

Error output

(omitted backtrace as the full backtrace is below)

error: internal compiler error: compiler/rustc_middle/src/ty/subst.rs:554:13: Region parameter out of range when substituting in region 'b (index=3)

thread 'rustc' panicked at 'Box<dyn Any>', /rustc/56714e5332f5f21c39d710cc4a6dd279132dedd6/compiler/rustc_errors/src/lib.rs:1392:9

note: 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: rustc 1.64.0-beta.1 (56714e533 2022-08-09) running on aarch64-apple-darwin

note: compiler flags: --crate-type lib -C opt-level=3 -C embed-bitcode=no

note: some of the compiler flags provided by cargo are hidden

query stack during panic:
#0 [typeck] type-checking `bar`
#1 [mir_built] building MIR for `bar`
#2 [unsafety_check_result] unsafety-checking `bar`
#3 [mir_const] processing MIR for `bar`
#4 [mir_promoted] processing `bar`
#5 [mir_borrowck] borrow-checking `bar`
#6 [type_of] computing type of `bar::{opaque#0}`
#7 [check_mod_item_types] checking item types in top-level module
#8 [analysis] running analysis passes on this crate
end of query stack
error: could not compile `etcaton`
Backtrace 

error: internal compiler error: compiler/rustc_middle/src/ty/subst.rs:554:13: Region parameter out of range when substituting in region 'b (index=3)

thread 'rustc' panicked at 'Box<dyn Any>', /rustc/56714e5332f5f21c39d710cc4a6dd279132dedd6/compiler/rustc_errors/src/lib.rs:1392:9
stack backtrace:
   0:        0x100e72f24 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9e253e8bfd0bd445
   1:        0x100ec01ec - core::fmt::write::h170b384e36e58da9
   2:        0x100e65df0 - std::io::Write::write_fmt::he5685bc095ff9c33
   3:        0x100e75a34 - std::panicking::default_hook::{{closure}}::h36bb536bc8ecb089
   4:        0x100e75754 - std::panicking::default_hook::h9fa506012ac971b8
   5:        0x1086f2a9c - rustc_driver[18596eb462993f47]::DEFAULT_HOOK::{closure#0}::{closure#0}
   6:        0x100e760f8 - std::panicking::rust_panic_with_hook::h7ef5e8552af363cf
   7:        0x10c3b2cf8 - std[f978d67385de1fbe]::panicking::begin_panic::<rustc_errors[bcf41bbe0b2c89d4]::ExplicitBug>::{closure#0}
   8:        0x10c3b14b0 - std[f978d67385de1fbe]::sys_common::backtrace::__rust_end_short_backtrace::<std[f978d67385de1fbe]::panicking::begin_panic<rustc_errors[bcf41bbe0b2c89d4]::ExplicitBug>::{closure#0}, !>
   9:        0x10c8a57a4 - std[f978d67385de1fbe]::panicking::begin_panic::<rustc_errors[bcf41bbe0b2c89d4]::ExplicitBug>
  10:        0x10c406908 - std[f978d67385de1fbe]::panic::panic_any::<rustc_errors[bcf41bbe0b2c89d4]::ExplicitBug>
  11:        0x10c403fe4 - <rustc_errors[bcf41bbe0b2c89d4]::HandlerInner>::bug::<&alloc[23bd3d266e9910b9]::string::String>
  12:        0x10c403bb0 - <rustc_errors[bcf41bbe0b2c89d4]::Handler>::bug::<&alloc[23bd3d266e9910b9]::string::String>
  13:        0x10c43e9c8 - rustc_middle[ae8652d5e274b38e]::ty::context::tls::with_context_opt::<rustc_middle[ae8652d5e274b38e]::ty::context::tls::with_opt<rustc_middle[ae8652d5e274b38e]::util::bug::opt_span_bug_fmt<rustc_span[ac37a41155aa3224]::span_encoding::Span>::{closure#0}, ()>::{closure#0}, ()>
  14:        0x10c43f8e4 - rustc_middle[ae8652d5e274b38e]::util::bug::opt_span_bug_fmt::<rustc_span[ac37a41155aa3224]::span_encoding::Span>
  15:        0x10c8aa1a0 - rustc_middle[ae8652d5e274b38e]::util::bug::bug_fmt
  16:        0x10c8aa574 - <rustc_middle[ae8652d5e274b38e]::ty::subst::SubstFolder as rustc_middle[ae8652d5e274b38e]::ty::fold::TypeFolder>::fold_region::region_param_out_of_range
  17:        0x10c46fde4 - <rustc_middle[ae8652d5e274b38e]::ty::subst::SubstFolder as rustc_middle[ae8652d5e274b38e]::ty::fold::TypeFolder>::fold_region
  18:        0x10c2416bc - <rustc_middle[ae8652d5e274b38e]::ty::PredicateKind as rustc_middle[ae8652d5e274b38e]::ty::fold::TypeFoldable>::try_fold_with::<rustc_middle[ae8652d5e274b38e]::ty::subst::SubstFolder>
  19:        0x10c2a1204 - <rustc_middle[ae8652d5e274b38e]::ty::subst::SubstFolder as rustc_middle[ae8652d5e274b38e]::ty::fold::FallibleTypeFolder>::try_fold_binder::<rustc_middle[ae8652d5e274b38e]::ty::PredicateKind>
  20:        0x10c21a928 - <rustc_infer[16aeeeb96dac5022]::infer::InferCtxt>::register_hidden_type
  21:        0x10c21011c - <rustc_infer[16aeeeb96dac5022]::infer::InferCtxt>::handle_opaque_type::{closure#0}
  22:        0x10c20fba0 - <rustc_infer[16aeeeb96dac5022]::infer::InferCtxt>::handle_opaque_type
  23:        0x10c27afa8 - <rustc_middle[ae8652d5e274b38e]::ty::fold::BottomUpFolder<<rustc_infer[16aeeeb96dac5022]::infer::InferCtxt>::replace_opaque_types_with_inference_vars::{closure#3}, <rustc_infer[16aeeeb96dac5022]::infer::InferCtxt>::replace_opaque_types_with_inference_vars::{closure#1}, <rustc_infer[16aeeeb96dac5022]::infer::InferCtxt>::replace_opaque_types_with_inference_vars::{closure#2}> as rustc_middle[ae8652d5e274b38e]::ty::fold::FallibleTypeFolder>::try_fold_ty
  24:        0x10c20fb04 - <rustc_infer[16aeeeb96dac5022]::infer::InferCtxt>::replace_opaque_types_with_inference_vars
  25:        0x10abcfa68 - <rustc_typeck[76df9d047b9e63d0]::check::fn_ctxt::FnCtxt>::supplied_sig_of_closure
  26:        0x10abcdb3c - <rustc_typeck[76df9d047b9e63d0]::check::fn_ctxt::FnCtxt>::check_expr_closure
  27:        0x10abd0818 - <rustc_typeck[76df9d047b9e63d0]::check::fn_ctxt::FnCtxt>::check_expr_kind
  28:        0x10ab95804 - <rustc_typeck[76df9d047b9e63d0]::check::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
  29:        0x10ab9fcfc - <rustc_typeck[76df9d047b9e63d0]::check::fn_ctxt::FnCtxt>::check_argument_types
  30:        0x10ab894cc - <rustc_typeck[76df9d047b9e63d0]::check::fn_ctxt::FnCtxt>::confirm_builtin_call
  31:        0x10ab8756c - <rustc_typeck[76df9d047b9e63d0]::check::fn_ctxt::FnCtxt>::check_call
  32:        0x10abd0e40 - <rustc_typeck[76df9d047b9e63d0]::check::fn_ctxt::FnCtxt>::check_expr_kind
  33:        0x10ab95804 - <rustc_typeck[76df9d047b9e63d0]::check::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
  34:        0x10ab96514 - <rustc_typeck[76df9d047b9e63d0]::check::fn_ctxt::FnCtxt>::check_return_expr
  35:        0x10acfd9fc - rustc_typeck[76df9d047b9e63d0]::check::check::check_fn
  36:        0x10ad42848 - <rustc_infer[16aeeeb96dac5022]::infer::InferCtxtBuilder>::enter::<&rustc_middle[ae8652d5e274b38e]::ty::context::TypeckResults, <rustc_typeck[76df9d047b9e63d0]::check::inherited::InheritedBuilder>::enter<rustc_typeck[76df9d047b9e63d0]::check::typeck_with_fallback<rustc_typeck[76df9d047b9e63d0]::check::typeck::{closure#0}>::{closure#1}, &rustc_middle[ae8652d5e274b38e]::ty::context::TypeckResults>::{closure#0}>
  37:        0x10ac47e80 - rustc_typeck[76df9d047b9e63d0]::check::typeck
  38:        0x10b5f02cc - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::try_execute_query::<rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt, rustc_query_system[fb9d59d1cbbc6b4]::query::caches::DefaultCache<rustc_span[ac37a41155aa3224]::def_id::LocalDefId, &rustc_middle[ae8652d5e274b38e]::ty::context::TypeckResults>>
  39:        0x10b6bf568 - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::get_query::<rustc_query_impl[4bd6f15526759191]::queries::typeck, rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt>
  40:        0x10c3e991c - <rustc_middle[ae8652d5e274b38e]::ty::context::TyCtxt>::typeck_opt_const_arg
  41:        0x10b046450 - rustc_mir_build[83a7e14575f0c7e1]::build::mir_built
  42:        0x10b5e09dc - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::try_execute_query::<rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt, rustc_query_system[fb9d59d1cbbc6b4]::query::caches::DefaultCache<rustc_middle[ae8652d5e274b38e]::ty::WithOptConstParam<rustc_span[ac37a41155aa3224]::def_id::LocalDefId>, &rustc_data_structures[172e5cadde0c8e5d]::steal::Steal<rustc_middle[ae8652d5e274b38e]::mir::Body>>>
  43:        0x10b6c192c - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::get_query::<rustc_query_impl[4bd6f15526759191]::queries::mir_built, rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt>
  44:        0x10b93bd48 - <rustc_query_impl[4bd6f15526759191]::Queries as rustc_middle[ae8652d5e274b38e]::ty::query::QueryEngine>::mir_built
  45:        0x10a9af9f4 - rustc_mir_transform[3f937cc5270e075a]::check_unsafety::unsafety_check_result
  46:        0x10a9ac90c - <rustc_mir_transform[3f937cc5270e075a]::check_unsafety::provide::{closure#0} as core[55bf22af6429b8f1]::ops::function::FnOnce<(rustc_middle[ae8652d5e274b38e]::ty::context::TyCtxt, rustc_span[ac37a41155aa3224]::def_id::LocalDefId)>>::call_once
  47:        0x10b5f1cfc - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::try_execute_query::<rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt, rustc_query_system[fb9d59d1cbbc6b4]::query::caches::DefaultCache<rustc_span[ac37a41155aa3224]::def_id::LocalDefId, &rustc_middle[ae8652d5e274b38e]::mir::query::UnsafetyCheckResult>>
  48:        0x10b69ace0 - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::get_query::<rustc_query_impl[4bd6f15526759191]::queries::unsafety_check_result, rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt>
  49:        0x10a962940 - rustc_mir_transform[3f937cc5270e075a]::mir_const
  50:        0x10b5e09dc - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::try_execute_query::<rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt, rustc_query_system[fb9d59d1cbbc6b4]::query::caches::DefaultCache<rustc_middle[ae8652d5e274b38e]::ty::WithOptConstParam<rustc_span[ac37a41155aa3224]::def_id::LocalDefId>, &rustc_data_structures[172e5cadde0c8e5d]::steal::Steal<rustc_middle[ae8652d5e274b38e]::mir::Body>>>
  51:        0x10b6c1a94 - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::get_query::<rustc_query_impl[4bd6f15526759191]::queries::mir_const, rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt>
  52:        0x10b93bd84 - <rustc_query_impl[4bd6f15526759191]::Queries as rustc_middle[ae8652d5e274b38e]::ty::query::QueryEngine>::mir_const
  53:        0x10a96347c - rustc_mir_transform[3f937cc5270e075a]::mir_promoted
  54:        0x10b67c374 - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::get_query::<rustc_query_impl[4bd6f15526759191]::queries::mir_promoted, rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt>
  55:        0x10b93bedc - <rustc_query_impl[4bd6f15526759191]::Queries as rustc_middle[ae8652d5e274b38e]::ty::query::QueryEngine>::mir_promoted
  56:        0x10b25d630 - rustc_borrowck[abc1349eb59c77c9]::mir_borrowck
  57:        0x10b23fbb4 - <rustc_borrowck[abc1349eb59c77c9]::provide::{closure#0} as core[55bf22af6429b8f1]::ops::function::FnOnce<(rustc_middle[ae8652d5e274b38e]::ty::context::TyCtxt, rustc_span[ac37a41155aa3224]::def_id::LocalDefId)>>::call_once
  58:        0x10b5f0fe4 - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::try_execute_query::<rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt, rustc_query_system[fb9d59d1cbbc6b4]::query::caches::DefaultCache<rustc_span[ac37a41155aa3224]::def_id::LocalDefId, &rustc_middle[ae8652d5e274b38e]::mir::query::BorrowCheckResult>>
  59:        0x10b67bc80 - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::get_query::<rustc_query_impl[4bd6f15526759191]::queries::mir_borrowck, rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt>
  60:        0x10ac8c630 - rustc_typeck[76df9d047b9e63d0]::collect::type_of::find_opaque_ty_constraints_for_rpit
  61:        0x10ac8b668 - rustc_typeck[76df9d047b9e63d0]::collect::type_of::type_of
  62:        0x10b60884c - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::try_execute_query::<rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt, rustc_query_system[fb9d59d1cbbc6b4]::query::caches::DefaultCache<rustc_span[ac37a41155aa3224]::def_id::DefId, rustc_middle[ae8652d5e274b38e]::ty::Ty>>
  63:        0x10b6bf884 - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::get_query::<rustc_query_impl[4bd6f15526759191]::queries::type_of, rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt>
  64:        0x10ace3cd4 - rustc_typeck[76df9d047b9e63d0]::check::check::check_opaque
  65:        0x10ace4e84 - rustc_typeck[76df9d047b9e63d0]::check::check::check_item_type
  66:        0x10aceb928 - rustc_typeck[76df9d047b9e63d0]::check::check::check_mod_item_types
  67:        0x10b5f36f0 - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::try_execute_query::<rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt, rustc_query_system[fb9d59d1cbbc6b4]::query::caches::DefaultCache<rustc_span[ac37a41155aa3224]::def_id::LocalDefId, ()>>
  68:        0x10b694fc8 - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::get_query::<rustc_query_impl[4bd6f15526759191]::queries::check_mod_item_types, rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt>
  69:        0x10ad0125c - <rustc_middle[ae8652d5e274b38e]::hir::map::Map>::for_each_module::<rustc_typeck[76df9d047b9e63d0]::check_crate::{closure#6}::{closure#0}>
  70:        0x10ac77a8c - <rustc_session[8f52ed710a0a8230]::session::Session>::time::<(), rustc_typeck[76df9d047b9e63d0]::check_crate::{closure#6}>
  71:        0x10ad8ed9c - rustc_typeck[76df9d047b9e63d0]::check_crate
  72:        0x10879b508 - rustc_interface[af5f3681247a90d7]::passes::analysis
  73:        0x10b628920 - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::try_execute_query::<rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt, rustc_query_system[fb9d59d1cbbc6b4]::query::caches::DefaultCache<(), core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>>>
  74:        0x10b6bf9cc - rustc_query_system[fb9d59d1cbbc6b4]::query::plumbing::get_query::<rustc_query_impl[4bd6f15526759191]::queries::analysis, rustc_query_impl[4bd6f15526759191]::plumbing::QueryCtxt>
  75:        0x1086a51ec - <rustc_interface[af5f3681247a90d7]::passes::QueryContext>::enter::<rustc_driver[18596eb462993f47]::run_compiler::{closure#1}::{closure#2}::{closure#3}, core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>>
  76:        0x108677388 - <rustc_interface[af5f3681247a90d7]::interface::Compiler>::enter::<rustc_driver[18596eb462993f47]::run_compiler::{closure#1}::{closure#2}, core[55bf22af6429b8f1]::result::Result<core[55bf22af6429b8f1]::option::Option<rustc_interface[af5f3681247a90d7]::queries::Linker>, rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>>
  77:        0x10866db5c - rustc_span[ac37a41155aa3224]::with_source_map::<core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>, rustc_interface[af5f3681247a90d7]::interface::create_compiler_and_run<core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>, rustc_driver[18596eb462993f47]::run_compiler::{closure#1}>::{closure#1}>
  78:        0x108694948 - rustc_interface[af5f3681247a90d7]::interface::create_compiler_and_run::<core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>, rustc_driver[18596eb462993f47]::run_compiler::{closure#1}>
  79:        0x1086df7d4 - <scoped_tls[fb85e7293028960e]::ScopedKey<rustc_span[ac37a41155aa3224]::SessionGlobals>>::set::<rustc_interface[af5f3681247a90d7]::interface::run_compiler<core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>, rustc_driver[18596eb462993f47]::run_compiler::{closure#1}>::{closure#0}, core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>>
  80:        0x10867390c - std[f978d67385de1fbe]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[af5f3681247a90d7]::util::run_in_thread_pool_with_globals<rustc_interface[af5f3681247a90d7]::interface::run_compiler<core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>, rustc_driver[18596eb462993f47]::run_compiler::{closure#1}>::{closure#0}, core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>>::{closure#0}, core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>>
  81:        0x108695218 - <<std[f978d67385de1fbe]::thread::Builder>::spawn_unchecked_<rustc_interface[af5f3681247a90d7]::util::run_in_thread_pool_with_globals<rustc_interface[af5f3681247a90d7]::interface::run_compiler<core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>, rustc_driver[18596eb462993f47]::run_compiler::{closure#1}>::{closure#0}, core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>>::{closure#0}, core[55bf22af6429b8f1]::result::Result<(), rustc_errors[bcf41bbe0b2c89d4]::ErrorGuaranteed>>::{closure#1} as core[55bf22af6429b8f1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  82:        0x100e7e7a8 - std::sys::unix::thread::Thread::new::thread_start::h7b984fe6b5676017
  83:        0x194fe426c - __pthread_deallocate

note: 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: rustc 1.64.0-beta.1 (56714e533 2022-08-09) running on aarch64-apple-darwin

note: compiler flags: --crate-type lib -C opt-level=3 -C embed-bitcode=no

note: some of the compiler flags provided by cargo are hidden

query stack during panic:
#0 [typeck] type-checking `bar`
#1 [mir_built] building MIR for `bar`
#2 [unsafety_check_result] unsafety-checking `bar`
#3 [mir_const] processing MIR for `bar`
#4 [mir_promoted] processing `bar`
#5 [mir_borrowck] borrow-checking `bar`
#6 [type_of] computing type of `bar::{opaque#0}`
#7 [check_mod_item_types] checking item types in top-level module
#8 [analysis] running analysis passes on this crate
end of query stack
error: could not compile `etcaton`

@ETCaton ETCaton added C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. labels Aug 12, 2022
@ETCaton ETCaton changed the title beta rustc fails to compile for certain lifetime constructions in functions beta rustc fails to compile for certain lifetime constructions in async functions Aug 12, 2022
@Mark-Simulacrum Mark-Simulacrum added this to the 1.64.0 milestone Aug 13, 2022
@Mark-Simulacrum Mark-Simulacrum added the regression-from-stable-to-beta Performance or correctness regression from stable to beta. label Aug 13, 2022
@rustbot rustbot added the I-prioritize Issue: Indicates that prioritization has been requested for this issue. label Aug 13, 2022
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@rustbot label E-needs-bisection

@rustbot rustbot added the E-needs-bisection Call for participation: This issue needs bisection: https://github.com/rust-lang/cargo-bisect-rustc label Aug 13, 2022
@compiler-errors
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compiler-errors commented Aug 13, 2022 •
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This was fixed by #100340, which is beta-accepted and should be rolled out in the next beta release.

(evidenced by this being fixed on nightly)

@compiler-errors compiler-errors removed E-needs-bisection Call for participation: This issue needs bisection: https://github.com/rust-lang/cargo-bisect-rustc I-prioritize Issue: Indicates that prioritization has been requested for this issue. labels Aug 13, 2022
@steffahn steffahn mentioned this issue Aug 30, 2022
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This is fixed.

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C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ regression-from-stable-to-beta Performance or correctness regression from stable to beta. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
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