small fixes

crates/derive/src/test_utils/frame_queue.rs

@@ -31,7 +31,7 @@ impl TestFrameQueueProvider {
     }
 
     /// Sets the origin for the [MockFrameQueueProvider].
-    pub fn set_origin(&mut self, origin: BlockInfo) {
+    pub const fn set_origin(&mut self, origin: BlockInfo) {
         self.origin = Some(origin);
     }
 }

crates/mpt/src/list_walker.rs

@@ -77,7 +77,7 @@ where
 
     /// Takes the inner list of the [OrderedListWalker], returning it and setting the inner list to
     /// [None].
-    pub fn take_inner(&mut self) -> Option<VecDeque<(Bytes, Bytes)>> {
+    pub const fn take_inner(&mut self) -> Option<VecDeque<(Bytes, Bytes)>> {
         self.inner.take()
     }
 

crates/proof-sdk/std-fpvm/src/channel.rs

@@ -69,7 +69,7 @@ struct ReadFuture<'a> {
 
 impl<'a> ReadFuture<'a> {
     /// Create a new [ReadFuture] from a channel and a buffer.
-    fn new(channel: FileChannel, buf: &'a mut [u8]) -> Self {
+    const fn new(channel: FileChannel, buf: &'a mut [u8]) -> Self {
         Self { channel, buf: RefCell::new(buf), read: 0 }
     }
 }