Panic: inserting element at index 1 but domain size is 1

[hexash42]

Panic context:
>
version: 1.85.1 (4eb1612 2025-03-15)
request: textDocument/diagnostic DocumentDiagnosticParams {
    text_document: TextDocumentIdentifier {
        uri: Url {
            scheme: "file",
            cannot_be_a_base: false,
            username: "",
            password: None,
            host: None,
            port: None,
            path: "...",
            query: None,
            fragment: None,
        },
    },
    identifier: None,
    previous_result_id: None,
    work_done_progress_params: WorkDoneProgressParams {
        work_done_token: None,
    },
    partial_result_params: PartialResultParams {
        partial_result_token: None,
    },
}


thread 'Worker' panicked at /rustc/4eb161250e340c8f48f66e2b929ef4a5bed7c181/compiler/rustc_index/src/bit_set.rs:182:9:
inserting element at index 1 but domain size is 1
stack backtrace:
   0: rust_begin_unwind
   1: core::panicking::panic_fmt
   2: <rustc_pattern_analysis::usefulness::PlaceInfo<hir_ty::diagnostics::match_check::pat_analysis::MatchCheckCtx>>::split_column_ctors::<core::iter::adapters::map::Map<core::iter::adapters::map::Map<core::slice::iter::Iter<rustc_pattern_analysis::usefulness::MatrixRow<hir_ty::diagnostics::match_check::pat_analysis::MatchCheckCtx>>, <rustc_pattern_analysis::usefulness::Matrix<hir_ty::diagnostics::match_check::pat_analysis::MatchCheckCtx>>::heads::{closure#0}>, rustc_pattern_analysis::usefulness::compute_exhaustiveness_and_usefulness<hir_ty::diagnostics::match_check::pat_analysis::MatchCheckCtx>::{closure#0}::{closure#1}>>
   3: rustc_pattern_analysis::usefulness::compute_exhaustiveness_and_usefulness::<hir_ty::diagnostics::match_check::pat_analysis::MatchCheckCtx>
   4: <hir_ty::diagnostics::match_check::pat_analysis::MatchCheckCtx>::compute_match_usefulness
   5: <hir_ty::diagnostics::expr::ExprValidator>::validate_body
   6: <hir_ty::diagnostics::expr::BodyValidationDiagnostic>::collect
   7: <hir::DefWithBody>::diagnostics
   8: <hir::ModuleDef>::diagnostics
   9: <hir::Module>::diagnostics
  10: ide_diagnostics::semantic_diagnostics
  11: ide_diagnostics::full_diagnostics
  12: <ide::Analysis>::full_diagnostics
  13: rust_analyzer::handlers::request::handle_document_diagnostics
  14: <<stdx::thread::pool::Pool>::spawn<<rust_analyzer::task_pool::TaskPool<rust_analyzer::main_loop::Task>>::spawn<<rust_analyzer::handlers::dispatch::RequestDispatcher>::on_with_thread_intent<true, false, lsp_types::request::DocumentDiagnosticRequest>::{closure#0}>::{closure#0}>::{closure#0} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

rust-analyzer version: rust-analyzer 1.85.1 (4eb1612 2025-03-15)

rustc version: rustc 1.85.1 (4eb161250 2025-03-15)

editor or extension: Neovim via native LSP integration

I can't share any code examples unfortunately, I'll try to remove some code to find a minimal example later, but that's what I have now 🙏🏽