ICE "expect tcx.sess.has_errors return true"

[jruderman]

Code

const A: &_ = 0_u32;

fn main() {}

Error output

error: internal compiler error: compiler/rustc_middle/src/ty/visit.rs:103:17: expect tcx.sess.has_errors return true

Backtrace

thread 'rustc' panicked at 'Box<dyn Any>', /rustc/ff8c8dfbe66701531e3e5e335c28c544d0fbc945/compiler/rustc_errors/src/lib.rs:1560:9
stack backtrace:
   0:        0x100b83152 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he02b81ee9fd93999
   1:        0x100be1bba - core::fmt::write::h2defc6780b01b98f
   2:        0x100b7551c - std::io::Write::write_fmt::hd14cefb8f7ff162a
   3:        0x100b82f1a - std::sys_common::backtrace::print::hd794f53e9106805e
   4:        0x100b86246 - std::panicking::default_hook::{{closure}}::h3f1a7d2a7e113922
   5:        0x100b85f97 - std::panicking::default_hook::hc2ab762c436ea8e6
   6:        0x10b61877d - rustc_driver[2fa5ced89a36b2bb]::DEFAULT_HOOK::{closure#0}::{closure#0}
   7:        0x100b86a2d - std::panicking::rust_panic_with_hook::h6737e44fee662a10
   8:        0x10fd09377 - std[a7bcc37ac91ea507]::panicking::begin_panic::<rustc_errors[a3b0880de9357bbd]::ExplicitBug>::{closure#0}
   9:        0x10fd02329 - std[a7bcc37ac91ea507]::sys_common::backtrace::__rust_end_short_backtrace::<std[a7bcc37ac91ea507]::panicking::begin_panic<rustc_errors[a3b0880de9357bbd]::ExplicitBug>::{closure#0}, !>
  10:        0x1103fc5d9 - std[a7bcc37ac91ea507]::panicking::begin_panic::<rustc_errors[a3b0880de9357bbd]::ExplicitBug>
  11:        0x10fd02319 - std[a7bcc37ac91ea507]::panic::panic_any::<rustc_errors[a3b0880de9357bbd]::ExplicitBug>
  12:        0x10fcfa16d - <rustc_errors[a3b0880de9357bbd]::HandlerInner>::bug::<&alloc[9e1d3100bc63c017]::string::String>
  13:        0x10fcf9c37 - <rustc_errors[a3b0880de9357bbd]::Handler>::bug::<&alloc[9e1d3100bc63c017]::string::String>
  14:        0x10fe41472 - rustc_middle[11e81625f7bbe50a]::ty::context::tls::with_context_opt::<rustc_middle[11e81625f7bbe50a]::ty::context::tls::with_opt<rustc_middle[11e81625f7bbe50a]::util::bug::opt_span_bug_fmt<rustc_span[8424830d8e8bf797]::span_encoding::Span>::{closure#0}, ()>::{closure#0}, ()>
  15:        0x10fe425d1 - rustc_middle[11e81625f7bbe50a]::util::bug::opt_span_bug_fmt::<rustc_span[8424830d8e8bf797]::span_encoding::Span>
  16:        0x1103fdc5e - rustc_middle[11e81625f7bbe50a]::util::bug::bug_fmt
  17:        0x10def65eb - <rustc_hir_typeck[27eda5868db5c1c1]::inherited::InheritedBuilder>::enter::<rustc_hir_typeck[27eda5868db5c1c1]::typeck_with_fallback<rustc_hir_typeck[27eda5868db5c1c1]::diagnostic_only_typeck::{closure#0}>::{closure#0}::{closure#1}, &rustc_middle[11e81625f7bbe50a]::ty::context::TypeckResults>
  18:        0x10de94d74 - rustc_hir_typeck[27eda5868db5c1c1]::diagnostic_only_typeck
  19:        0x10ee05ff9 - rustc_query_system[5966864cd92ca7b0]::query::plumbing::try_execute_query::<rustc_query_impl[a2b9541f41ba54cd]::plumbing::QueryCtxt, rustc_query_system[5966864cd92ca7b0]::query::caches::DefaultCache<rustc_span[8424830d8e8bf797]::def_id::LocalDefId, &rustc_middle[11e81625f7bbe50a]::ty::context::TypeckResults>>
  20:        0x10eef62bc - rustc_query_system[5966864cd92ca7b0]::query::plumbing::get_query::<rustc_query_impl[a2b9541f41ba54cd]::queries::diagnostic_only_typeck, rustc_query_impl[a2b9541f41ba54cd]::plumbing::QueryCtxt>
  21:        0x10e04aeb3 - rustc_hir_analysis[b49d33eca061cccf]::collect::type_of::infer_placeholder_type
  22:        0x10e048d25 - rustc_hir_analysis[b49d33eca061cccf]::collect::type_of::type_of
  23:        0x10ee27b35 - rustc_query_system[5966864cd92ca7b0]::query::plumbing::try_execute_query::<rustc_query_impl[a2b9541f41ba54cd]::plumbing::QueryCtxt, rustc_query_system[5966864cd92ca7b0]::query::caches::DefaultCache<rustc_span[8424830d8e8bf797]::def_id::DefId, rustc_middle[11e81625f7bbe50a]::ty::Ty>>
  24:        0x10eefdee4 - rustc_query_system[5966864cd92ca7b0]::query::plumbing::get_query::<rustc_query_impl[a2b9541f41ba54cd]::queries::type_of, rustc_query_impl[a2b9541f41ba54cd]::plumbing::QueryCtxt>
  25:        0x10e0670b7 - rustc_hir_analysis[b49d33eca061cccf]::collect::convert_item
  26:        0x10e05f1cc - <rustc_hir_analysis[b49d33eca061cccf]::collect::CollectItemTypesVisitor as rustc_hir[2e6908b92fe2fbc8]::intravisit::Visitor>::visit_item
  27:        0x10e02aec9 - <rustc_middle[11e81625f7bbe50a]::hir::map::Map>::visit_item_likes_in_module::<rustc_hir_analysis[b49d33eca061cccf]::collect::CollectItemTypesVisitor>
  28:        0x10e05e805 - rustc_hir_analysis[b49d33eca061cccf]::collect::collect_mod_item_types
  29:        0x10ee0a895 - rustc_query_system[5966864cd92ca7b0]::query::plumbing::try_execute_query::<rustc_query_impl[a2b9541f41ba54cd]::plumbing::QueryCtxt, rustc_query_system[5966864cd92ca7b0]::query::caches::DefaultCache<rustc_span[8424830d8e8bf797]::def_id::LocalDefId, ()>>
  30:        0x10eef6025 - rustc_query_system[5966864cd92ca7b0]::query::plumbing::get_query::<rustc_query_impl[a2b9541f41ba54cd]::queries::collect_mod_item_types, rustc_query_impl[a2b9541f41ba54cd]::plumbing::QueryCtxt>
  31:        0x10e02c4e8 - <rustc_session[1d2780505fe32284]::session::Session>::track_errors::<rustc_hir_analysis[b49d33eca061cccf]::check_crate::{closure#0}, ()>
  32:        0x10dfdcab8 - rustc_hir_analysis[b49d33eca061cccf]::check_crate
  33:        0x10b6d479a - rustc_interface[ebeaf7db7192038f]::passes::analysis
  34:        0x10ee83e8c - rustc_query_system[5966864cd92ca7b0]::query::plumbing::try_execute_query::<rustc_query_impl[a2b9541f41ba54cd]::plumbing::QueryCtxt, rustc_query_system[5966864cd92ca7b0]::query::caches::DefaultCache<(), core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>>>
  35:        0x10eefdff9 - rustc_query_system[5966864cd92ca7b0]::query::plumbing::get_query::<rustc_query_impl[a2b9541f41ba54cd]::queries::analysis, rustc_query_impl[a2b9541f41ba54cd]::plumbing::QueryCtxt>
  36:        0x10b5dd612 - <rustc_interface[ebeaf7db7192038f]::passes::QueryContext>::enter::<rustc_driver[2fa5ced89a36b2bb]::run_compiler::{closure#1}::{closure#2}::{closure#3}, core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>>
  37:        0x10b5ef4cd - rustc_span[8424830d8e8bf797]::with_source_map::<core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>, rustc_interface[ebeaf7db7192038f]::interface::run_compiler<core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>, rustc_driver[2fa5ced89a36b2bb]::run_compiler::{closure#1}>::{closure#0}::{closure#1}>
  38:        0x10b5e5e8c - <scoped_tls[d5d11682d6a263c2]::ScopedKey<rustc_span[8424830d8e8bf797]::SessionGlobals>>::set::<rustc_interface[ebeaf7db7192038f]::interface::run_compiler<core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>, rustc_driver[2fa5ced89a36b2bb]::run_compiler::{closure#1}>::{closure#0}, core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>>
  39:        0x10b5aea3a - std[a7bcc37ac91ea507]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[ebeaf7db7192038f]::util::run_in_thread_pool_with_globals<rustc_interface[ebeaf7db7192038f]::interface::run_compiler<core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>, rustc_driver[2fa5ced89a36b2bb]::run_compiler::{closure#1}>::{closure#0}, core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>>
  40:        0x10b590ecb - <<std[a7bcc37ac91ea507]::thread::Builder>::spawn_unchecked_<rustc_interface[ebeaf7db7192038f]::util::run_in_thread_pool_with_globals<rustc_interface[ebeaf7db7192038f]::interface::run_compiler<core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>, rustc_driver[2fa5ced89a36b2bb]::run_compiler::{closure#1}>::{closure#0}, core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[3d042c94762723bc]::result::Result<(), rustc_errors[a3b0880de9357bbd]::ErrorGuaranteed>>::{closure#1} as core[3d042c94762723bc]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  41:        0x100b8fde7 - std::sys::unix::thread::Thread::new::thread_start::hc3ae91907c3ce551
  42:     0x7ff816f934e1 - __pthread_start

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 1.67.0-nightly (ff8c8dfbe 2022-11-22) running on x86_64-apple-darwin

query stack during panic:
#0 [diagnostic_only_typeck] type-checking `A`
#1 [type_of] computing type of `A`
#2 [collect_mod_item_types] collecting item types in top-level module
#3 [analysis] running analysis passes on this crate
end of query stack
error: aborting due to previous error

Regression

Regression in nightly-2022-11-20, from something in rollup 2f8d804

Version

rustc 1.67.0-nightly (ff8c8dfbe 2022-11-22)
binary: rustc
commit-hash: ff8c8dfbe66701531e3e5e335c28c544d0fbc945
commit-date: 2022-11-22
host: x86_64-apple-darwin
release: 1.67.0-nightly
LLVM version: 15.0.4

[matthiaskrgr]

duplicate of #104237

[jruderman]

Same message as #104237, but this is a more recent regression and happens in rustc (not just rustdoc), so it might be a separate bug