Closed
Description
thread 'rustc' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:347:21
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
stack backtrace:
0: std::sys::unix::backtrace::tracing::imp::unwind_backtrace
at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
1: std::sys_common::backtrace::_print
at src/libstd/sys_common/backtrace.rs:71
2: std::panicking::default_hook::{{closure}}
at src/libstd/sys_common/backtrace.rs:59
at src/libstd/panicking.rs:197
3: std::panicking::default_hook
at src/libstd/panicking.rs:211
4: rustc::util::common::panic_hook
5: std::panicking::rust_panic_with_hook
at src/libstd/panicking.rs:478
6: std::panicking::continue_panic_fmt
at src/libstd/panicking.rs:381
7: rust_begin_unwind
at src/libstd/panicking.rs:308
8: core::panicking::panic_fmt
at src/libcore/panicking.rs:85
9: core::panicking::panic
at src/libcore/panicking.rs:49
10: rustc_typeck::check::method::suggest::<impl rustc_typeck::check::FnCtxt>::report_method_error
11: rustc_typeck::check::FnCtxt::check_expr_kind
12: rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs
13: rustc_typeck::check::FnCtxt::check_decl_initializer
14: rustc_typeck::check::FnCtxt::check_decl_local
15: rustc_typeck::check::FnCtxt::check_stmt
16: rustc_typeck::check::FnCtxt::check_block_with_expected
17: rustc_typeck::check::FnCtxt::check_expr_kind
18: rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs
19: rustc_typeck::check::FnCtxt::check_return_expr
20: rustc_typeck::check::check_fn
21: rustc::ty::context::GlobalCtxt::enter_local
22: rustc_typeck::check::typeck_tables_of
23: rustc::ty::query::__query_compute::typeck_tables_of
24: rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors for rustc::ty::query::queries::typeck_tables_of>::compute
25: rustc::dep_graph::graph::DepGraph::with_task_impl
26: rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt>::get_query
27: rustc::ty::<impl rustc::ty::context::TyCtxt>::par_body_owners
28: rustc_typeck::check::typeck_item_bodies
29: rustc::ty::query::__query_compute::typeck_item_bodies
30: rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors for rustc::ty::query::queries::typeck_item_bodies>::compute
31: rustc::dep_graph::graph::DepGraph::with_task_impl
32: rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt>::get_query
33: rustc::util::common::time
34: rustc_typeck::check_crate
35: rustc_interface::passes::analysis
36: rustc::ty::query::__query_compute::analysis
37: rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors for rustc::ty::query::queries::analysis>::compute
38: rustc::dep_graph::graph::DepGraph::with_task_impl
39: rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt>::get_query
40: rustc::ty::context::tls::enter_global
41: rustc_interface::passes::BoxedGlobalCtxt::access::{{closure}}
42: rustc_interface::passes::create_global_ctxt::{{closure}}
43: rustc_interface::interface::run_compiler_in_existing_thread_pool
44: std::thread::local::LocalKey<T>::with
45: scoped_tls::ScopedKey<T>::set
46: syntax::with_globals
query stack during panic:
#0 [typeck_tables_of] processing `<types::base::TypeKind as types::base::GraphQLType<__S>>::meta`
#1 [typeck_item_bodies] type-checking all item bodies
#2 [analysis] running analysis passes on this crate
end of query stack
Encountered while trying to produce a reduced test case for #58840. Will add source code later.