Function rustc_mir::monomorphize::collector::collect_miri

fn collect_miri<'tcx>(
    tcx: TyCtxt<'tcx>, 
    alloc_id: AllocId, 
    output: &mut Vec<Spanned<MonoItem<'tcx>>>
)

Scans the miri alloc in order to find function calls, closures, and drop-glue.