Fix clippy warnings

src/backtrace/mod.rs

@@ -37,7 +37,7 @@ pub(crate) fn print(
         || contains_exception;
 
     if print_backtrace && settings.max_backtrace_len > 0 {
-        pp::backtrace(&frames, &settings);
+        pp::backtrace(&frames, settings);
 
         if unwind.corrupted {
             log::warn!("call stack was corrupted; unwinding could not be completed");

src/dep/cratesio.rs

@@ -18,7 +18,7 @@ impl<'p> Path<'p> {
         let mut components = path.components();
 
         let mut registry_prefix = PathBuf::new();
-        while let Some(component) = components.next() {
+        for component in &mut components {
             registry_prefix.push(component.as_os_str());
 
             if let Component::Normal(component) = component {

src/dep/rust_std.rs

@@ -25,7 +25,7 @@ impl<'p> Path<'p> {
         let mut components = path.components();
 
         let mut rustup_prefix = PathBuf::new();
-        while let Some(component) = components.next() {
+        for component in &mut components {
             rustup_prefix.push(component);
 
             if let Component::Normal(component) = component {
@@ -39,7 +39,7 @@ impl<'p> Path<'p> {
             Toolchain::from_str(super::get_component_normal(components.next()?)?.to_str()?);
 
         let mut rust_std_prefix = PathBuf::new();
-        while let Some(component) = components.next() {
+        for component in &mut components {
             rust_std_prefix.push(component);
 
             if let Component::Normal(component) = component {

src/dep/rustc.rs

@@ -19,7 +19,7 @@ impl<'p> Path<'p> {
         let mut components = path.components();
 
         let mut rustc_prefix = PathBuf::new();
-        while let Some(component) = components.next() {
+        for component in &mut components {
             rustc_prefix.push(component);
 
             if let Component::Normal(component) = component {

src/main.rs

@@ -97,7 +97,7 @@ fn run_target_program(elf_path: &Path, chip_name: &str, opts: &cli::Opts) -> any
 
     let outcome = backtrace::print(
         &mut core,
-        &elf,
+        elf,
         &target_info.active_ram_region,
         &backtrace_settings,
     )?;
@@ -242,7 +242,7 @@ fn decode_and_print_defmt_logs(
     opts: &cli::Opts,
 ) -> Result<(), anyhow::Error> {
     loop {
-        match table.decode(&buffer) {
+        match table.decode(buffer) {
             Ok((frame, consumed)) => {
                 // NOTE(`[]` indexing) all indices in `table` have already been verified to exist in
                 // the `locations` map