Closed
Description
I was rebuilding rustc and I got this ICE after reverting some changes in the code base. I hopes this helps.
Cleaning the build directory "fixed" the ICE.
Code
Meta
rustc --version --verbose:
rustc 1.59.0-beta.5 (28c8a34e1 2022-01-27) running on x86_64-unknown-linux-gnu
Error output
thread 'rustc' panicked at 'no entry found for key', compiler/rustc_metadata/src/rmeta/decoder.rs:1617:13
Backtrace
thread 'rustc' panicked at 'no entry found for key', compiler/rustc_metadata/src/rmeta/decoder.rs:1617:13
stack backtrace:
0: rust_begin_unwind
at /rustc/28c8a34e18fc05277c81328d1bbf5ed931f4d22e/library/std/src/panicking.rs:498:5
1: core::panicking::panic_fmt
at /rustc/28c8a34e18fc05277c81328d1bbf5ed931f4d22e/library/core/src/panicking.rs:107:14
2: core::panicking::panic_display
at /rustc/28c8a34e18fc05277c81328d1bbf5ed931f4d22e/library/core/src/panicking.rs:63:5
3: core::panicking::panic_str
at /rustc/28c8a34e18fc05277c81328d1bbf5ed931f4d22e/library/core/src/panicking.rs:55:5
4: core::option::expect_failed
at /rustc/28c8a34e18fc05277c81328d1bbf5ed931f4d22e/library/core/src/option.rs:1817:5
5: <rustc_metadata::creader::CStore as rustc_session::cstore::CrateStore>::expn_hash_to_expn_id
6: <rustc_span::hygiene::ExpnId as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
7: <rustc_span::hygiene::SyntaxContextData as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
8: <rustc_query_impl::on_disk_cache::CacheDecoder as rustc_middle::ty::codec::TyDecoder>::with_position::<<rustc_span::hygiene::SyntaxContext as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode::{closure#0}::{closure#0}, core::result::Result<rustc_span::hygiene::SyntaxContextData, alloc::string::String>>
9: <rustc_span::span_encoding::Span as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
10: <rustc_middle::ty::FieldDef as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
11: <rustc_middle::ty::VariantDef as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
12: <rustc_query_impl::on_disk_cache::CacheDecoder as rustc_serialize::serialize::Decoder>::read_seq::<alloc::vec::Vec<rustc_middle::ty::VariantDef>, <alloc::vec::Vec<rustc_middle::ty::VariantDef> as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode::{closure#0}>
13: <rustc_middle::ty::adt::AdtDef as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
14: <rustc_middle::ty::sty::TyKind as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
15: <&rustc_middle::ty::TyS as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
16: <&rustc_middle::ty::TyS as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
17: <rustc_middle::mir::ProjectionElem<rustc_middle::mir::Local, &rustc_middle::ty::TyS> as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
18: <rustc_middle::mir::Place as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
19: <rustc_middle::mir::Operand as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
20: <rustc_middle::mir::terminator::Terminator as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
21: <rustc_query_impl::on_disk_cache::CacheDecoder as rustc_serialize::serialize::Decoder>::read_seq::<alloc::vec::Vec<rustc_middle::mir::BasicBlockData>, <alloc::vec::Vec<rustc_middle::mir::BasicBlockData> as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode::{closure#0}>
22: <rustc_middle::mir::Body as rustc_serialize::serialize::Decodable<rustc_query_impl::on_disk_cache::CacheDecoder>>::decode
23: <rustc_query_impl::on_disk_cache::OnDiskCache>::try_load_query_result::<&rustc_middle::mir::Body>
24: rustc_query_system::query::plumbing::try_load_from_disk_and_cache_in_memory::<rustc_query_impl::plumbing::QueryCtxt, rustc_span::def_id::DefId, &rustc_middle::mir::Body>
25: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::plumbing::QueryCtxt, rustc_query_system::query::caches::DefaultCache<rustc_span::def_id::DefId, &rustc_middle::mir::Body>>
26: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::optimized_mir
27: <rustc_middle::ty::context::TyCtxt>::instance_mir
28: rustc_monomorphize::collector::collect_neighbours
29: rustc_monomorphize::collector::collect_items_rec
30: rustc_monomorphize::collector::collect_items_rec
31: <rustc_session::session::Session>::time::<(), rustc_monomorphize::collector::collect_crate_mono_items::{closure#1}>
32: rustc_monomorphize::collector::collect_crate_mono_items
33: rustc_monomorphize::partitioning::collect_and_partition_mono_items
34: <rustc_middle::dep_graph::dep_node::DepKind as rustc_query_system::dep_graph::DepKind>::with_deps::<<rustc_query_system::dep_graph::graph::DepGraph<rustc_middle::dep_graph::dep_node::DepKind>>::with_task_impl<rustc_middle::ty::context::TyCtxt, (), (&std::collections::hash::set::HashSet<rustc_span::def_id::DefId, core::hash::BuildHasherDefault<rustc_hash::FxHasher>>, &[rustc_middle::mir::mono::CodegenUnit])>::{closure#0}, (&std::collections::hash::set::HashSet<rustc_span::def_id::DefId, core::hash::BuildHasherDefault<rustc_hash::FxHasher>>, &[rustc_middle::mir::mono::CodegenUnit])>
35: <rustc_query_system::dep_graph::graph::DepGraph<rustc_middle::dep_graph::dep_node::DepKind>>::with_task::<rustc_middle::ty::context::TyCtxt, (), (&std::collections::hash::set::HashSet<rustc_span::def_id::DefId, core::hash::BuildHasherDefault<rustc_hash::FxHasher>>, &[rustc_middle::mir::mono::CodegenUnit])>
36: rustc_data_structures::stack::ensure_sufficient_stack::<((&std::collections::hash::set::HashSet<rustc_span::def_id::DefId, core::hash::BuildHasherDefault<rustc_hash::FxHasher>>, &[rustc_middle::mir::mono::CodegenUnit]), rustc_query_system::dep_graph::graph::DepNodeIndex), rustc_query_system::query::plumbing::execute_job<rustc_query_impl::plumbing::QueryCtxt, (), (&std::collections::hash::set::HashSet<rustc_span::def_id::DefId, core::hash::BuildHasherDefault<rustc_hash::FxHasher>>, &[rustc_middle::mir::mono::CodegenUnit])>::{closure#3}>
37: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::plumbing::QueryCtxt, rustc_query_system::query::caches::DefaultCache<(), (&std::collections::hash::set::HashSet<rustc_span::def_id::DefId, core::hash::BuildHasherDefault<rustc_hash::FxHasher>>, &[rustc_middle::mir::mono::CodegenUnit])>>
38: rustc_query_system::query::plumbing::get_query::<rustc_query_impl::queries::collect_and_partition_mono_items, rustc_query_impl::plumbing::QueryCtxt>
39: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::collect_and_partition_mono_items
40: <rustc_codegen_llvm::LlvmCodegenBackend as rustc_codegen_ssa::traits::backend::CodegenBackend>::codegen_crate
41: <rustc_session::session::Session>::time::<alloc::boxed::Box<dyn core::any::Any>, rustc_interface::passes::start_codegen::{closure#0}>
42: <rustc_interface::queries::Queries>::ongoing_codegen
43: <rustc_interface::interface::Compiler>::enter::<rustc_driver::run_compiler::{closure#1}::{closure#2}, core::result::Result<core::option::Option<rustc_interface::queries::Linker>, rustc_errors::ErrorReported>>
44: rustc_span::with_source_map::<core::result::Result<(), rustc_errors::ErrorReported>, rustc_interface::interface::create_compiler_and_run<core::result::Result<(), rustc_errors::ErrorReported>, rustc_driver::run_compiler::{closure#1}>::{closure#1}>
45: rustc_interface::interface::create_compiler_and_run::<core::result::Result<(), rustc_errors::ErrorReported>, rustc_driver::run_compiler::{closure#1}>
46: <scoped_tls::ScopedKey<rustc_span::SessionGlobals>>::set::<rustc_interface::util::setup_callbacks_and_run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<core::result::Result<(), rustc_errors::ErrorReported>, rustc_driver::run_compiler::{closure#1}>::{closure#0}, core::result::Result<(), rustc_errors::ErrorReported>>::{closure#0}::{closure#0}, core::result::Result<(), rustc_errors::ErrorReported>>
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 1.59.0-beta.5 (28c8a34e1 2022-01-27) running on x86_64-unknown-linux-gnu
note: compiler flags: -Z macro-backtrace -Z tls-model=initial-exec -Z unstable-options -Z binary-dep-depinfo -Z force-unstable-if-unmarked -C opt-level=3 -C embed-bitcode=no -C debuginfo=0 -C linker=clang -C incremental -C symbol-mangling-version=v0 -C link-args=-Wl,-z,origin -C link-args=-Wl,-rpath,$ORIGIN/../lib -C prefer-dynamic -C llvm-args=-import-instr-limit=10 --crate-type lib
note: some of the compiler flags provided by cargo are hidden
query stack during panic:
#0 [optimized_mir] optimizing MIR for `asm::msp430::<impl at compiler/rustc_target/src/asm/mod.rs:21:9: 36:10>::parse`
#1 [collect_and_partition_mono_items] collect_and_partition_mono_items
end of query stack
error: could not compile `rustc_target`
warning: build failed, waiting for other jobs to finish...
error: build failed
Build completed unsuccessfully in 0:00:07