From 7248425a7631f4d7edc35237a38a79f451943738 Mon Sep 17 00:00:00 2001
From: Fayeed Pawaskar <fayeed@live.com>
Date: Mon, 24 Jul 2023 12:41:56 +0530
Subject: [PATCH] Fixed warnings

---
 src/arithmetic.rs           | 2 +-
 src/heap_print.rs           | 1 -
 src/machine/system_calls.rs | 2 +-
 src/parser/ast.rs           | 2 +-
 src/parser/parser.rs        | 2 +-
 5 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/arithmetic.rs b/src/arithmetic.rs
index cfdc5b08..b48f43aa 100644
--- a/src/arithmetic.rs
+++ b/src/arithmetic.rs
@@ -381,7 +381,7 @@ pub(crate) fn rnd_i<'a>(n: &'a Number, arena: &mut Arena) -> Number {
             }
         }
         &Number::Rational(ref r) => {
-            let (mut fract, mut floor) = (r.fract(), r.floor());
+            let (_, floor) = (r.fract(), r.floor());
 
             if let Some(floor) = floor.to_i64() {
                 fixnum!(Number, floor, arena)
diff --git a/src/heap_print.rs b/src/heap_print.rs
index 45fb9bf6..8d185e5f 100644
--- a/src/heap_print.rs
+++ b/src/heap_print.rs
@@ -23,7 +23,6 @@ use dashu::base::DivRemEuclid;
 use ordered_float::OrderedFloat;
 
 use indexmap::IndexMap;
-use tokio::io::Interest;
 
 use std::cell::Cell;
 use std::convert::TryFrom;
diff --git a/src/machine/system_calls.rs b/src/machine/system_calls.rs
index 7ee4c311..fb54d361 100644
--- a/src/machine/system_calls.rs
+++ b/src/machine/system_calls.rs
@@ -36,7 +36,7 @@ use ordered_float::OrderedFloat;
 use fxhash::{FxBuildHasher, FxHasher};
 use indexmap::IndexSet;
 
-use ref_thread_local::{RefThreadLocal, ref_thread_local};
+pub(crate) use ref_thread_local::RefThreadLocal;
 
 use std::borrow::BorrowMut;
 use std::cell::Cell;
diff --git a/src/parser/ast.rs b/src/parser/ast.rs
index 73f5b4e5..6846aa72 100644
--- a/src/parser/ast.rs
+++ b/src/parser/ast.rs
@@ -7,7 +7,7 @@ use crate::types::HeapCellValueTag;
 use std::cell::{Cell, Ref, RefCell, RefMut};
 use std::fmt;
 use std::hash::{Hash, Hasher};
-use std::io::{Error as IOError};
+use std::io::Error as IOError;
 use std::ops::{Deref, Neg};
 use std::rc::Rc;
 use std::vec::Vec;
diff --git a/src/parser/parser.rs b/src/parser/parser.rs
index 5d637e02..f427f18a 100644
--- a/src/parser/parser.rs
+++ b/src/parser/parser.rs
@@ -958,7 +958,7 @@ impl<'a, R: CharRead> Parser<'a, R> {
     }
 
     fn shift_token(&mut self, token: Token, op_dir: &CompositeOpDir) -> Result<(), ParserError> {
-        fn negate_int_rc(mut t: TypedArenaPtr<Integer>) -> TypedArenaPtr<Integer> {
+        fn negate_int_rc(t: TypedArenaPtr<Integer>) -> TypedArenaPtr<Integer> {
             let i: Integer = (*t).clone();
             let mut data = i.neg();
             TypedArenaPtr::new(&mut data)
-- 
2.54.0