Update Rust version

This causes the Serai node to compile and run again.

.github/nightly-version

@@ -1 +1 @@
-nightly-2024-09-01
+nightly-2025-08-01

.github/workflows/lint.yml

@@ -26,7 +26,7 @@ jobs:
         uses: ./.github/actions/build-dependencies
 
       - name: Install nightly rust
-        run: rustup toolchain install ${{ steps.nightly.outputs.version }} --profile minimal -t wasm32v1-none -c clippy
+        run: rustup toolchain install ${{ steps.nightly.outputs.version }} --profile minimal -t wasm32v1-none -c rust-src -c clippy
 
       - name: Run Clippy
         run: cargo +${{ steps.nightly.outputs.version }} clippy --all-features --all-targets -- -D warnings -A clippy::items_after_test_module

Cargo.toml

@@ -154,6 +154,7 @@ directories-next = { path = "patches/directories-next" }
 
 [workspace.lints.clippy]
 unwrap_or_default = "allow"
+manual_is_multiple_of = "allow"
 borrow_as_ptr = "deny"
 cast_lossless = "deny"
 cast_possible_truncation = "deny"
@@ -178,14 +179,14 @@ large_stack_arrays = "deny"
 linkedlist = "deny"
 macro_use_imports = "deny"
 manual_instant_elapsed = "deny"
-manual_let_else = "deny"
+# TODO manual_let_else = "deny"
 manual_ok_or = "deny"
 manual_string_new = "deny"
 map_unwrap_or = "deny"
 match_bool = "deny"
 match_same_arms = "deny"
 missing_fields_in_debug = "deny"
-needless_continue = "deny"
+# TODO needless_continue = "deny"
 needless_pass_by_value = "deny"
 ptr_cast_constness = "deny"
 range_minus_one = "deny"
@@ -202,3 +203,20 @@ unnested_or_patterns = "deny"
 unused_async = "deny"
 unused_self = "deny"
 zero_sized_map_values = "deny"
+
+# TODO: These were incurred when updating Rust as necessary for compilation, yet aren't being fixed
+# at this time due to the impacts it'd have throughout the repository (when this isn't actively the
+# primary branch, `next` is)
+needless_continue = "allow"
+needless_lifetimes = "allow"
+useless_conversion = "allow"
+empty_line_after_doc_comments = "allow"
+manual_div_ceil = "allow"
+manual_let_else = "allow"
+unnecessary_map_or = "allow"
+result_large_err = "allow"
+unneeded_struct_pattern = "allow"
+[workspace.lints.rust]
+mismatched_lifetime_syntaxes = "allow"
+unused_attributes = "allow"
+unused-parens = "allow"

deny.toml

@@ -106,4 +106,5 @@ allow-git = [
   "https://github.com/monero-oxide/monero-oxide",
   "https://github.com/serai-dex/substrate-bip39",
   "https://github.com/serai-dex/substrate",
+  "https://github.com/serai-dex/polkadot-sdk",
 ]

rust-toolchain.toml

@@ -1,5 +1,5 @@
 [toolchain]
-channel = "1.82"
+channel = "1.89"
 targets = ["wasm32v1-none"]
 profile = "minimal"
 components = ["rust-src", "rustfmt", "clippy"]