piecrust: formatting

piecrust/src/instance.rs

@@ -300,7 +300,7 @@ impl WrappedInstance {
             f(&mut memory_bytes[offset..][..ARGBUF_LEN])
         })
     }
-    
+
     pub(crate) fn with_arg_buf_b_mut<F, R>(&mut self, f: F) -> R
     where
         F: FnOnce(&mut [u8]) -> R,

piecrust/src/session.rs

@@ -780,8 +780,8 @@ impl Session {
         let ret = instance.read_bytes_from_arg_buffer(ret_len as u32);
 
         let mut spent = limit - instance.get_remaining_gas();
-	
-       if instance.reset_free() {
+
+        if instance.reset_free() {
             // the call has been paid for by the target contract
             // so we can set the spent amount to zero,
             // note that gas spent between the end of