Closed
Description
Link to code: https://github.com/est31/serde/tree/const_generics_ice
Commands to reproduce:
git clone https://github.com/est31/serde serde-ice
cd serde-ice
git checkout const_generics_ice
cargo +nightly build
Gives the ICE error message:
error: internal compiler error: src/librustc_metadata/decoder.rs:485: entry: id not found: DefIndex(1453) in crate serde with number 16
thread 'rustc' panicked at 'Box<Any>', src/librustc_errors/lib.rs:643:9
stack backtrace:
0: backtrace::backtrace::libunwind::trace
at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
1: backtrace::backtrace::trace_unsynchronized
at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
2: std::sys_common::backtrace::_print
at src/libstd/sys_common/backtrace.rs:47
3: std::sys_common::backtrace::print
at src/libstd/sys_common/backtrace.rs:36
4: std::panicking::default_hook::{{closure}}
at src/libstd/panicking.rs:198
5: std::panicking::default_hook
at src/libstd/panicking.rs:212
6: rustc::util::common::panic_hook
7: std::panicking::rust_panic_with_hook
at src/libstd/panicking.rs:479
8: std::panicking::begin_panic
9: rustc_errors::Handler::bug
10: rustc::util::bug::opt_span_bug_fmt::{{closure}}
11: rustc::ty::context::tls::with_opt::{{closure}}
12: rustc::ty::context::tls::with_context_opt
13: rustc::ty::context::tls::with_opt
14: rustc::util::bug::opt_span_bug_fmt
15: rustc::util::bug::bug_fmt
16: rustc_metadata::decoder::<impl rustc_metadata::cstore::CrateMetadata>::entry
17: rustc_metadata::decoder::<impl rustc_metadata::cstore::CrateMetadata>::get_type
18: rustc_metadata::cstore_impl::provide_extern::type_of
19: rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors for rustc::ty::query::queries::type_of>::compute
20: rustc::dep_graph::graph::DepGraph::with_task_impl
21: rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt>::get_query
22: rustc::ty::instance::Instance::resolve
23: <rustc::traits::project::AssocTypeNormalizer as rustc::ty::fold::TypeFolder>::fold_const
24: <smallvec::SmallVec<A> as core::iter::traits::collect::FromIterator<<A as smallvec::Array>::Item>>::from_iter
25: rustc::ty::fold::TypeFoldable::fold_with
26: rustc::ty::fold::TypeFoldable::fold_with
27: rustc::traits::project::normalize_with_depth
28: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &mut F>::call_once
29: <core::iter::adapters::flatten::FlatMap<I,U,F> as core::iter::traits::iterator::Iterator>::next
30: <alloc::vec::Vec<T> as alloc::vec::SpecExtend<T,I>>::from_iter
31: rustc::traits::select::SelectionContext::impl_or_trait_obligations
32: rustc::traits::select::SelectionContext::vtable_impl
33: rustc::infer::InferCtxt::in_snapshot
34: rustc::traits::select::SelectionContext::confirm_candidate
35: rustc::traits::select::SelectionContext::select
36: rustc_data_structures::obligation_forest::ObligationForest<O>::process_obligations
37: <rustc::traits::fulfill::FulfillmentContext as rustc::traits::engine::TraitEngine>::select_where_possible
38: rustc_typeck::check::FnCtxt::select_obligations_where_possible
39: rustc_typeck::check::FnCtxt::check_argument_types
40: rustc_typeck::check::callee::<impl rustc_typeck::check::FnCtxt>::confirm_builtin_call
41: rustc_typeck::check::callee::<impl rustc_typeck::check::FnCtxt>::check_call
42: rustc_typeck::check::FnCtxt::check_expr_kind
43: rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs
44: rustc_typeck::check::FnCtxt::check_stmt
45: rustc_typeck::check::FnCtxt::check_block_with_expected
46: rustc_typeck::check::FnCtxt::check_expr_kind
47: rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs
48: rustc_typeck::check::FnCtxt::check_return_expr
49: rustc_typeck::check::check_fn
50: rustc::ty::context::GlobalCtxt::enter_local
51: rustc_typeck::check::typeck_tables_of
52: rustc::ty::query::__query_compute::typeck_tables_of
53: rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors for rustc::ty::query::queries::typeck_tables_of>::compute
54: rustc::dep_graph::graph::DepGraph::with_task_impl
55: rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt>::get_query
56: rustc::ty::<impl rustc::ty::context::TyCtxt>::par_body_owners
57: rustc_typeck::check::typeck_item_bodies
58: rustc::ty::query::__query_compute::typeck_item_bodies
59: rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors for rustc::ty::query::queries::typeck_item_bodies>::compute
60: rustc::dep_graph::graph::DepGraph::with_task_impl
61: rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt>::get_query
62: rustc::util::common::time
63: rustc_typeck::check_crate
64: rustc_interface::passes::analysis
65: rustc::ty::query::__query_compute::analysis
66: rustc::dep_graph::graph::DepGraph::with_task_impl
67: rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt>::get_query
68: rustc::ty::context::tls::enter_global
69: rustc_interface::passes::BoxedGlobalCtxt::access::{{closure}}
70: rustc_interface::passes::create_global_ctxt::{{closure}}
71: rustc_interface::interface::run_compiler_in_existing_thread_pool
72: std::thread::local::LocalKey<T>::with
73: scoped_tls::ScopedKey<T>::set
74: syntax::with_globals
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
query stack during panic:
#0 [type_of] processing `_IMPL_SERIALIZE_FOR_UnitStruct::_serde::ser::impls::<impl _IMPL_SERIALIZE_FOR_UnitStruct::_serde::Serialize for [T; _]>::{{constant}}#0`
#1 [typeck_tables_of] processing `test_array`
#2 [typeck_item_bodies] type-checking all item bodies
#3 [analysis] running analysis passes on this crate
end of query stack
error: aborting due to previous error
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports
note: rustc 1.37.0-nightly (2887008e0 2019-06-12) running on x86_64-unknown-linux-gnu