-impl<'a, 'tcx> LateLintPass<'a, 'tcx> for UnusedIoAmount {
- fn check_stmt(&mut self, cx: &LateContext<'_, '_>, s: &hir::Stmt<'_>) {
+impl<'tcx> LateLintPass<'tcx> for UnusedIoAmount {
+ fn check_stmt(&mut self, cx: &LateContext<'_>, s: &hir::Stmt<'_>) {
let expr = match s.kind {
hir::StmtKind::Semi(ref expr) | hir::StmtKind::Expr(ref expr) => &**expr,
_ => return,
let expr = match s.kind {
hir::StmtKind::Semi(ref expr) | hir::StmtKind::Expr(ref expr) => &**expr,
_ => return,
-fn check_method_call(cx: &LateContext<'_, '_>, call: &hir::Expr<'_>, expr: &hir::Expr<'_>) {
+fn check_method_call(cx: &LateContext<'_>, call: &hir::Expr<'_>, expr: &hir::Expr<'_>) {
if let hir::ExprKind::MethodCall(ref path, _, _, _) = call.kind {
let symbol = &*path.ident.as_str();
let read_trait = match_trait_method(cx, call, &paths::IO_READ);
if let hir::ExprKind::MethodCall(ref path, _, _, _) = call.kind {
let symbol = &*path.ident.as_str();
let read_trait = match_trait_method(cx, call, &paths::IO_READ);