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

src/helpers.rs

@@ -126,7 +126,7 @@ fn try_resolve_did(tcx: TyCtxt<'_>, path: &[&str], namespace: Option<Namespace>)
     // the one in the sysroot and the one locally built by `cargo test`.)
     // FIXME: can we prefer the one from the sysroot?
     'crates: for krate in
-        tcx.crates(()).iter().filter(|&&krate| tcx.crate_name(krate).as_str() == crate_name)
+        tcx.used_crates(()).iter().filter(|&&krate| tcx.crate_name(krate).as_str() == crate_name)
     {
         let mut cur_item = DefId { krate: *krate, index: CRATE_DEF_INDEX };
         // Go over the modules.
@@ -1365,7 +1365,7 @@ pub fn get_local_crates(tcx: TyCtxt<'_>) -> Vec<CrateNum> {
         .map(|crates| crates.split(',').map(|krate| krate.to_string()).collect::<Vec<_>>())
         .unwrap_or_default();
     let mut local_crates = Vec::new();
-    for &crate_num in tcx.crates(()) {
+    for &crate_num in tcx.crates_including_speculative(()) {
         let name = tcx.crate_name(crate_num);
         let name = name.as_str();
         if local_crate_names.iter().any(|local_name| local_name == name) {