Rust 1.80+ fixes & accumulated warning cleanup (#3796)

* Update versioning on master to 5.4.0-alpha.0

* updates for 1.80 and other accumulated warnings

* further warning cleanups

* move dead code tag to function defn rather than module

src/bin/cmd/client.rs

@@ -63,7 +63,7 @@ impl HTTPNodeClient {
 			Err(e) => {
 				let report = format!("Error calling {}: {}", method, e);
 				error!("{}", report);
-				Err(Error::RPCError(report))
+				Err(Error::RPCError)
 			}
 			Ok(inner) => match inner.clone().into_result() {
 				Ok(r) => Ok(r),
@@ -71,7 +71,7 @@ impl HTTPNodeClient {
 					error!("{:?}", inner);
 					let report = format!("Unable to parse response for {}: {}", method, e);
 					error!("{}", report);
-					Err(Error::RPCError(report))
+					Err(Error::RPCError)
 				}
 			},
 		}
@@ -251,5 +251,5 @@ pub fn client_command(client_args: &ArgMatches<'_>, global_config: GlobalConfig)
 #[derive(Debug)]
 enum Error {
 	/// RPC Error
-	RPCError(String),
+	RPCError,
 }

src/bin/tui/mining.rs

@@ -16,7 +16,7 @@
 
 use std::cmp::Ordering;
 
-use chrono::prelude::{DateTime, NaiveDateTime, Utc};
+use chrono::prelude::{DateTime, Utc};
 use cursive::direction::Orientation;
 use cursive::event::Key;
 use cursive::traits::{Nameable, Resizable};
@@ -64,14 +64,15 @@ impl StratumWorkerColumn {
 
 impl TableViewItem<StratumWorkerColumn> for WorkerStats {
 	fn to_column(&self, column: StratumWorkerColumn) -> String {
-		let naive_datetime = NaiveDateTime::from_timestamp_opt(
+		let naive_datetime = DateTime::<Utc>::from_timestamp(
 			self.last_seen
 				.duration_since(time::UNIX_EPOCH)
 				.unwrap()
 				.as_secs() as i64,
 			0,
 		)
-		.unwrap_or_default();
+		.unwrap_or_default()
+		.naive_utc();
 		let datetime: DateTime<Utc> = DateTime::from_naive_utc_and_offset(naive_datetime, Utc);
 
 		match column {
@@ -127,8 +128,9 @@ impl DiffColumn {
 
 impl TableViewItem<DiffColumn> for DiffBlock {
 	fn to_column(&self, column: DiffColumn) -> String {
-		let naive_datetime =
-			NaiveDateTime::from_timestamp_opt(self.time as i64, 0).unwrap_or_default();
+		let naive_datetime = DateTime::<Utc>::from_timestamp(self.time as i64, 0)
+			.unwrap_or_default()
+			.naive_utc();
 		let datetime: DateTime<Utc> = DateTime::from_naive_utc_and_offset(naive_datetime, Utc);
 
 		match column {

src/build/build.rs

@@ -38,13 +38,10 @@ fn main() {
 	}
 
 	// build and versioning information
-	let mut opts = built::Options::default();
-	opts.set_dependencies(true);
 	let out_dir_path = format!("{}{}", env::var("OUT_DIR").unwrap(), "/built.rs");
 	// don't fail the build if something's missing, may just be cargo release
 	let _ = built::write_built_file_with_opts(
-		&opts,
-		Path::new(env!("CARGO_MANIFEST_DIR")),
+		Some(Path::new(env!("CARGO_MANIFEST_DIR"))),
 		Path::new(&out_dir_path),
 	);
 }