cannot create a tracked struct disambiguator outside of a tracked function #20019
Description
trait Database {}
struct DbForkOnClone<'db>(Box<dyn 'db + Database>);
impl Clone for DbForkOnClone< {
fn clone(&self) -> Self {
DbForkOnClone(self.0.fork_db())
}
}
thread 'Worker2' panicked at C:\Users\runneradmin\.cargo\registry\src\index.crates.io-1949cf8c6b5b557f\salsa-0.22.0\src\zalsa_local.rs:274:46:
cannot create a tracked struct disambiguator outside of a tracked function
stack backtrace:
0: std::panicking::begin_panic_handler
at /rustc/17067e9ac6d7ecb70e50f92c1944e545188d2359/library\std\src\panicking.rs:697
1: core::panicking::panic_fmt
at /rustc/17067e9ac6d7ecb70e50f92c1944e545188d2359/library\core\src\panicking.rs:75
2: core::panicking::panic_display
at /rustc/17067e9ac6d7ecb70e50f92c1944e545188d2359/library\core\src\panicking.rs:261
3: core::option::expect_failed
at /rustc/17067e9ac6d7ecb70e50f92c1944e545188d2359/library\core\src\option.rs:2024
4: salsa::tracked_struct::IngredientImpl<C>::new_struct
5: <hir_def::BlockLoc as hir_expand::Intern>::intern
6: <syntax::ast::generated::nodes::NameRef as hir_expand::name::AsName>::as_name
7: hir_def::expr_store::lower::ExprCollector::maybe_collect_expr
8: hir_def::expr_store::lower::ExprCollector::lower_generic_args
9: hir_def::expr_store::lower::path::lower_path
10: hir::source_analyzer::SourceAnalyzer::resolve_path
11: ide_db::defs::NameRefClass::classify
12: ide::syntax_highlighting::highlight::name_like
13: ide::syntax_highlighting::highlight
14: ide::Analysis::highlight
15: rust_analyzer::handlers::request::handle_semantic_tokens_full_delta
16: core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut
17: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once