Upgrade to Rust 1.73 and fix related todo (#626)

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ concurrency:
 
 env:
   CARGO_TERM_COLOR: always
-  RUST_VERSION: 1.72.0
+  RUST_VERSION: 1.73.0
   NIGHTLY_RUST_VERSION: nightly-2023-08-28
 
 jobs:

fuel-tx/src/transaction/fee.rs

@@ -92,21 +92,20 @@ impl TransactionFee {
     ) -> Option<Self> {
         let factor = params.gas_price_factor as u128;
 
-        // TODO: use native div_ceil once stabilized out from nightly
         let bytes_gas = params.gas_per_byte.checked_mul(metered_bytes)?;
         let min_gas = bytes_gas
             .checked_add(gas_used_by_signature_checks)?
             .checked_add(gas_used_by_metadata)?
             .checked_add(gas_used_by_predicates)?;
         let max_gas = min_gas.checked_add(gas_limit)?;
 
-        let max_gas_to_pay = max_gas.checked_mul(gas_price).and_then(|total| {
-            num_integer::div_ceil(total as u128, factor).try_into().ok()
-        });
+        let max_gas_to_pay = max_gas
+            .checked_mul(gas_price)
+            .and_then(|total| (total as u128).div_ceil(factor).try_into().ok());
 
-        let min_gas_to_pay = min_gas.checked_mul(gas_price).and_then(|bytes| {
-            num_integer::div_ceil(bytes as u128, factor).try_into().ok()
-        });
+        let min_gas_to_pay = min_gas
+            .checked_mul(gas_price)
+            .and_then(|bytes| (bytes as u128).div_ceil(factor).try_into().ok());
 
         min_gas_to_pay
             .zip(max_gas_to_pay)

fuel-vm/src/interpreter/receipts.rs

@@ -55,9 +55,7 @@ impl ReceiptsCtx {
     /// only be used when the list of receipts has been mutated externally.
     fn recalculate_root(&mut self) {
         self.receipts_tree = MerkleTree::new();
-        // TODO: Remove `clone()` when `to_bytes()` no longer requires `&mut self`
-        let receipts = self.as_ref().clone();
-        for receipt in receipts {
+        for receipt in &self.receipts {
             self.receipts_tree.push(receipt.to_bytes().as_slice())
         }
     }