Auto merge of #125448 - matthiaskrgr:rollup-vn6nleh, r=matthiaskrgr

Rollup of 8 pull requests

Successful merges:

 - #124297 (Allow coercing functions whose signature differs in opaque types in their defining scope into a shared function pointer type)
 - #124516 (Allow monomorphization time const eval failures if the cause is a type layout issue)
 - #124976 (rustc: Use `tcx.used_crates(())` more)
 - #125210 (Cleanup: Fix up some diagnostics)
 - #125409 (Rename `FrameworkOnlyWindows` to `RawDylibOnlyWindows`)
 - #125416 (Use correct param-env in `MissingCopyImplementations`)
 - #125421 (Rewrite `core-no-oom-handling`, `issue-24445` and `issue-38237` `run-make` tests to new `rmake.rs` format)
 - #125438 (Remove unneeded string conversion)

r? `@ghost`
`@rustbot` modify labels: rollup

Author: bors

clippy_utils/src/lib.rs

@@ -647,7 +647,7 @@ fn item_children_by_name(tcx: TyCtxt<'_>, def_id: DefId, name: Symbol) -> Vec<Re
 /// This function is expensive and should be used sparingly.
 pub fn def_path_res(cx: &LateContext<'_>, path: &[&str]) -> Vec<Res> {
     fn find_crates(tcx: TyCtxt<'_>, name: Symbol) -> impl Iterator<Item = DefId> + '_ {
-        tcx.crates(())
+        tcx.crates_including_speculative(())
             .iter()
             .copied()
             .filter(move |&num| tcx.crate_name(num) == name)