thread 'rustc' panicked at 'assertion failed: self.is_struct() || self.is_union()'

[smitea]

Code

Meta

rustc --version --verbose:

rustc 1.48.0-nightly (d006f5734 2020-08-28)
binary: rustc
commit-hash: d006f5734f49625c34d6fc33bf6b9967243abca8
commit-date: 2020-08-28
host: x86_64-apple-darwin
release: 1.48.0-nightly
LLVM version: 11.0

Error output

thread 'rustc' panicked at 'assertion failed: self.is_struct() || self.is_union()', src/librustc_middle/ty/mod.rs:2468:9

Backtrace

thread 'rustc' panicked at 'assertion failed: self.is_struct() || self.is_union()', src/librustc_middle/ty/mod.rs:2468:9
stack backtrace:
   0: std::panicking::begin_panic
   1: rustc_middle::ty::AdtDef::non_enum_variant
   2: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_field
   3: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
   4: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
   5: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
   6: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
   7: rustc_typeck::check::FnCtxt::check_stmt
   8: rustc_typeck::check::FnCtxt::check_block_with_expected
   9: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
  10: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
  11: rustc_typeck::check::_match::<impl rustc_typeck::check::FnCtxt>::check_match
  12: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
  13: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
  14: rustc_typeck::check::FnCtxt::check_block_with_expected
  15: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
  16: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
  17: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_return_expr
  18: rustc_typeck::check::check_fn
  19: rustc_typeck::check::closure::<impl rustc_typeck::check::FnCtxt>::check_expr_closure
  20: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
  21: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
  22: rustc_typeck::check::FnCtxt::check_argument_types
  23: rustc_typeck::check::callee::<impl rustc_typeck::check::FnCtxt>::confirm_builtin_call
  24: rustc_typeck::check::callee::<impl rustc_typeck::check::FnCtxt>::check_call
  25: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
  26: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
  27: rustc_typeck::check::FnCtxt::check_argument_types
  28: rustc_typeck::check::callee::<impl rustc_typeck::check::FnCtxt>::confirm_builtin_call
  29: rustc_typeck::check::callee::<impl rustc_typeck::check::FnCtxt>::check_call
  30: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
  31: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
  32: rustc_typeck::check::FnCtxt::check_stmt
  33: rustc_typeck::check::FnCtxt::check_block_with_expected
  34: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
  35: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
  36: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_return_expr
  37: rustc_typeck::check::check_fn
  38: rustc_typeck::check::closure::<impl rustc_typeck::check::FnCtxt>::check_expr_closure
  39: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
  40: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
  41: rustc_typeck::check::FnCtxt::check_argument_types
  42: rustc_typeck::check::callee::<impl rustc_typeck::check::FnCtxt>::confirm_builtin_call
  43: rustc_typeck::check::callee::<impl rustc_typeck::check::FnCtxt>::check_call
  44: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
  45: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
  46: rustc_typeck::check::FnCtxt::check_argument_types
  47: rustc_typeck::check::callee::<impl rustc_typeck::check::FnCtxt>::confirm_builtin_call
  48: rustc_typeck::check::callee::<impl rustc_typeck::check::FnCtxt>::check_call
  49: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
  50: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
  51: rustc_typeck::check::FnCtxt::check_stmt
  52: rustc_typeck::check::FnCtxt::check_block_with_expected
  53: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_kind
  54: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_expr_with_expectation
  55: rustc_typeck::check::expr::<impl rustc_typeck::check::FnCtxt>::check_return_expr
  56: rustc_typeck::check::check_fn
  57: rustc_infer::infer::InferCtxtBuilder::enter
  58: rustc_typeck::check::typeck
  59: rustc_middle::ty::query::<impl rustc_query_system::query::config::QueryAccessors<rustc_middle::ty::context::TyCtxt> for rustc_middle::ty::query::queries::typeck>::compute
  60: rustc_middle::dep_graph::<impl rustc_query_system::dep_graph::DepKind for rustc_middle::dep_graph::dep_node::DepKind>::with_deps
  61: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
  62: rustc_data_structures::stack::ensure_sufficient_stack
  63: rustc_query_system::query::plumbing::get_query_impl
  64: rustc_query_system::query::plumbing::ensure_query_impl
  65: rustc_typeck::check::typeck_item_bodies
  66: rustc_middle::ty::query::<impl rustc_query_system::query::config::QueryAccessors<rustc_middle::ty::context::TyCtxt> for rustc_middle::ty::query::queries::typeck_item_bodies>::compute
  67: rustc_middle::dep_graph::<impl rustc_query_system::dep_graph::DepKind for rustc_middle::dep_graph::dep_node::DepKind>::with_deps
  68: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
  69: rustc_data_structures::stack::ensure_sufficient_stack
  70: rustc_query_system::query::plumbing::get_query_impl
  71: rustc_typeck::check_crate
  72: rustc_interface::passes::analysis
  73: rustc_middle::ty::query::<impl rustc_query_system::query::config::QueryAccessors<rustc_middle::ty::context::TyCtxt> for rustc_middle::ty::query::queries::analysis>::compute
  74: rustc_middle::dep_graph::<impl rustc_query_system::dep_graph::DepKind for rustc_middle::dep_graph::dep_node::DepKind>::with_deps
  75: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
  76: rustc_data_structures::stack::ensure_sufficient_stack
  77: rustc_query_system::query::plumbing::get_query_impl
  78: rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter
  79: rustc_span::with_source_map
  80: rustc_interface::interface::create_compiler_and_run
  81: scoped_tls::ScopedKey<T>::set
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

error: internal compiler error: unexpected panic

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 1.48.0-nightly (d006f5734 2020-08-28) running on x86_64-apple-darwin

note: compiler flags: -C embed-bitcode=no -C debuginfo=2 -C incremental

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

query stack during panic:
#0 [typeck] type-checking `statement::test_without_timeout`
#1 [typeck_item_bodies] type-checking all item bodies
#2 [analysis] running analysis passes on this crate
end of query stack
error: could not compile `bee-core`.

To learn more, run the command again with --verbose.
The terminal process "/bin/bash '-c', 'cargo test --package bee-core --lib -- datasource::debug::test --exact --nocapture'" terminated with exit code: 101.

Terminal will be reused by tasks, press any key to close it.

[jonas-schievink]

Duplicate of #75977