Closed
Description
Code
struct NodeRef {}
impl Handle {
fn new_kv ( node : NodeRef <Target = >) {}
}Meta
rustc --version --verbose:
rustc 1.53.0-nightly (4fdac23f3 2021-03-31)
binary: rustc
commit-hash: 4fdac23f3171e2f8864d359a21da600dd3faafc9
commit-date: 2021-03-31
host: x86_64-unknown-linux-gnu
release: 1.53.0-nightly
LLVM version: 12.0.0
Error output
error: missing type to the right of `=`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:3:39
|
3 | fn new_kv ( node : NodeRef <Target = >) {}
| ^
|
help: to constrain the associated type, add a type after `=`
|
3 | fn new_kv ( node : NodeRef <Target = TheType>) {}
| ^^^^^^^
help: remove the `=` if `Target` is a type
|
3 | fn new_kv ( node : NodeRef <Target >) {}
| --
error[E0412]: cannot find type `Handle` in this scope
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:2:6
|
2 | impl Handle {
| ^^^^^^ not found in this scope
error[E0601]: `main` function not found in crate `perses_node_priority_with_dfs_delta_reduced_mutant`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:1:1
|
1 | / struct NodeRef {}
2 | | impl Handle {
3 | | fn new_kv ( node : NodeRef <Target = >) {}
4 | | }
| |_^ consider adding a `main` function to `perses_node_priority_with_dfs_delta_reduced_mutant.rs`
error: internal compiler error: compiler/rustc_ty_utils/src/ty.rs:209:14: associated_item_def_ids: not impl or trait
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:1:1
|
1 | struct NodeRef {}
| ^^^^^^^^^^^^^^^^^
thread 'rustc' panicked at 'Box<Any>', /rustc/4fdac23f3171e2f8864d359a21da600dd3faafc9/library/std/src/panic.rs:59:5
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
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 1.53.0-nightly (4fdac23f3 2021-03-31) running on x86_64-unknown-linux-gnu
query stack during panic:
#0 [associated_item_def_ids] collecting associated items of `NodeRef`
#1 [associated_items] collecting associated items of NodeRef
end of query stack
error: aborting due to 4 previous errors
Some errors have detailed explanations: E0412, E0601.
For more information about an error, try `rustc --explain E0412`.
Backtrace
error: missing type to the right of `=`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:3:39
|
3 | fn new_kv ( node : NodeRef <Target = >) {}
| ^
|
help: to constrain the associated type, add a type after `=`
|
3 | fn new_kv ( node : NodeRef <Target = TheType>) {}
| ^^^^^^^
help: remove the `=` if `Target` is a type
|
3 | fn new_kv ( node : NodeRef <Target >) {}
| --
error[E0412]: cannot find type `Handle` in this scope
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:2:6
|
2 | impl Handle {
| ^^^^^^ not found in this scope
error[E0601]: `main` function not found in crate `perses_node_priority_with_dfs_delta_reduced_mutant`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:1:1
|
1 | / struct NodeRef {}
2 | | impl Handle {
3 | | fn new_kv ( node : NodeRef <Target = >) {}
4 | | }
| |_^ consider adding a `main` function to `perses_node_priority_with_dfs_delta_reduced_mutant.rs`
error: internal compiler error: compiler/rustc_ty_utils/src/ty.rs:209:14: associated_item_def_ids: not impl or trait
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:1:1
|
1 | struct NodeRef {}
| ^^^^^^^^^^^^^^^^^
thread 'rustc' panicked at 'Box<Any>', /rustc/4fdac23f3171e2f8864d359a21da600dd3faafc9/library/std/src/panic.rs:59:5
stack backtrace:
0: std::panicking::begin_panic
1: std::panic::panic_any
2: rustc_errors::HandlerInner::span_bug
3: rustc_errors::Handler::span_bug
4: rustc_middle::ty::context::tls::with_opt
5: rustc_middle::util::bug::opt_span_bug_fmt
6: rustc_middle::util::bug::span_bug_fmt
7: rustc_ty_utils::ty::associated_item_def_ids
8: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
9: rustc_data_structures::stack::ensure_sufficient_stack
10: rustc_query_system::query::plumbing::force_query_with_job
11: rustc_query_system::query::plumbing::get_query_impl
12: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::associated_item_def_ids
13: rustc_ty_utils::ty::associated_items
14: rustc_query_impl::<impl rustc_query_system::query::config::QueryAccessors<rustc_query_impl::plumbing::QueryCtxt> for rustc_query_impl::queries::associated_items>::compute
15: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
16: rustc_data_structures::stack::ensure_sufficient_stack
17: rustc_query_system::query::plumbing::force_query_with_job
18: rustc_query_system::query::plumbing::get_query_impl
19: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::associated_items
20: <rustc_resolve::late::lifetimes::LifetimeContext as rustc_hir::intravisit::Visitor>::visit_path
21: <rustc_resolve::late::lifetimes::LifetimeContext as rustc_hir::intravisit::Visitor>::visit_ty
22: rustc_resolve::late::lifetimes::LifetimeContext::visit_fn_like_elision
23: <rustc_resolve::late::lifetimes::LifetimeContext as rustc_hir::intravisit::Visitor>::visit_fn
24: rustc_hir::intravisit::walk_impl_item
25: <rustc_resolve::late::lifetimes::LifetimeContext as rustc_hir::intravisit::Visitor>::visit_impl_item
26: rustc_hir::intravisit::walk_item
27: <rustc_resolve::late::lifetimes::LifetimeContext as rustc_hir::intravisit::Visitor>::visit_item
28: rustc_resolve::late::lifetimes::do_resolve
29: rustc_resolve::late::lifetimes::resolve_lifetimes
30: rustc_query_impl::<impl rustc_query_system::query::config::QueryAccessors<rustc_query_impl::plumbing::QueryCtxt> for rustc_query_impl::queries::resolve_lifetimes>::compute
31: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
32: rustc_data_structures::stack::ensure_sufficient_stack
33: rustc_query_system::query::plumbing::force_query_with_job
34: rustc_query_system::query::plumbing::get_query_impl
35: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::resolve_lifetimes
36: rustc_resolve::late::lifetimes::resolve_lifetimes_for
37: core::ops::function::FnOnce::call_once
38: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
39: rustc_query_system::query::plumbing::force_query_with_job
40: rustc_query_system::query::plumbing::get_query_impl
41: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::late_bound_vars_map
42: rustc_middle::ty::context::TyCtxt::late_bound_vars
43: <dyn rustc_typeck::astconv::AstConv>::ty_of_fn
44: rustc_typeck::collect::fn_sig
45: rustc_query_impl::<impl rustc_query_system::query::config::QueryAccessors<rustc_query_impl::plumbing::QueryCtxt> for rustc_query_impl::queries::fn_sig>::compute
46: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
47: rustc_data_structures::stack::ensure_sufficient_stack
48: rustc_query_system::query::plumbing::force_query_with_job
49: rustc_query_system::query::plumbing::get_query_impl
50: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::fn_sig
51: <rustc_typeck::collect::CollectItemTypesVisitor as rustc_hir::intravisit::Visitor>::visit_impl_item
52: rustc_middle::hir::map::Map::visit_item_likes_in_module
53: rustc_typeck::collect::collect_mod_item_types
54: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
55: rustc_query_system::query::plumbing::force_query_with_job
56: rustc_query_system::query::plumbing::get_query_impl
57: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::collect_mod_item_types
58: rustc_session::session::Session::track_errors
59: rustc_typeck::check_crate
60: rustc_interface::passes::analysis
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::force_query_with_job
64: rustc_query_system::query::plumbing::get_query_impl
65: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::analysis
66: rustc_interface::passes::QueryContext::enter
67: rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter
68: rustc_span::with_source_map
69: rustc_interface::interface::create_compiler_and_run
70: scoped_tls::ScopedKey<T>::set
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
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 1.53.0-nightly (4fdac23f3 2021-03-31) running on x86_64-unknown-linux-gnu
query stack during panic:
#0 [associated_item_def_ids] collecting associated items of `NodeRef`
#1 [associated_items] collecting associated items of NodeRef
#2 [resolve_lifetimes] resolving lifetimes
#3 [late_bound_vars_map] looking up late bound vars
#4 [fn_sig] computing function signature of `<impl at perses_node_priority_with_dfs_delta_reduced_mutant.rs:2:1: 4:2>::new_kv`
#5 [collect_mod_item_types] collecting item types in top-level module
#6 [analysis] running analysis passes on this crate
end of query stack
error: aborting due to 4 previous errors
Some errors have detailed explanations: E0412, E0601.
For more information about an error, try `rustc --explain E0412`.