@@ 100,7 100,7 @@ impl ImagApplication for ImagGit {
             .cli()
             .values_of("")
             .map(|vs| vs.map(String::from).collect())
-            .unwrap_or_else(|| vec![]);
+            .unwrap_or_else(Vec::new);
 
         debug!("Adding args = {:?}", args);
         command.args(&args);


@@ 110,7 110,7 @@ impl ImagApplication for ImagGit {
             let args = ext_m
                 .values_of("")
                 .map(|vs| vs.map(String::from).collect())
-                .unwrap_or_else(|| vec![]);
+                .unwrap_or_else(Vec::new);
 
             debug!("Adding subcommand '{}' and args = {:?}", external, args);
             command.args(&args);

@@ 84,7 84,7 @@ pub fn shell(rt: &Runtime) -> Result<()> {
         .get_timetrackings()?
         .filter_ok(|e| filter.filter(e))
         .and_then_ok(|mut elem| {
-            elem.set_end_datetime(stop.clone())?;
+            elem.set_end_datetime(stop)?;
             debug!("Setting end time worked: {:?}", elem);
             rt.report_touched(elem.get_location()).map_err(Error::from)
         })

@@ 75,7 75,7 @@ pub fn stop(rt: &Runtime) -> Result<()> {
         // for each of these timetrackings, end them
         // for each result, print the backtrace (if any)
         .and_then_ok(|mut elem| {
-            elem.set_end_datetime(stop_time.clone())?;
+            elem.set_end_datetime(stop_time)?;
             debug!("Setting end time worked: {:?}", elem);
             rt.report_touched(elem.get_location()).map_err(Error::from)
         })

@@ 128,7 128,7 @@ fn import_taskwarrior(rt: &Runtime) -> Result<()> {
                     todo.get_content_mut().push_str(&anno);
                 }
 
-                let dependends = task.depends().cloned().unwrap_or_else(|| vec![]);
+                let dependends = task.depends().cloned().unwrap_or_else(Vec::new);
                 Ok((*task.uuid(), dependends))
             })
             .collect::<Result<HashMap<Uuid, Vec<Uuid>>>>()?

@@ 530,7 530,7 @@ impl<'a> Runtime<'a> {
 
         let subcommand_args = args.values_of("")
             .map(|sx| sx.map(String::from).collect())
-            .unwrap_or_else(|| vec![]);
+            .unwrap_or_else(Vec::new);
 
         Command::new(&command)
             .stdin(::std::process::Stdio::inherit())


@@ 731,6 731,6 @@ fn get_override_specs(matches: &ArgMatches) -> Vec<String> {
              .map(String::from)
              .collect()
         })
-        .unwrap_or_else(|| vec![])
+        .unwrap_or_else(Vec::new)
 }
 

@@ 530,7 530,7 @@ impl Store {
             .context(anyhow!("MoveCallError: {} -> {}", entry.get_location(), new_id))?;
 
         if hsmap.contains_key(&new_id) {
-            return Err(anyhow!("Entry exists already: {}", new_id.clone()))
+            return Err(anyhow!("Entry exists already: {}", new_id))
                 .context(anyhow!("MoveCallError: {} -> {}", entry.get_location(), new_id))
                 .map_err(Error::from)
         }

@@ 101,10 101,10 @@ impl Linkable for Entry {
 
         partial
             .internal
-            .unwrap_or_else(|| vec![])
+            .unwrap_or_else(Vec::new)
             .into_iter()
-            .chain(partial.from.unwrap_or_else(|| vec![]).into_iter())
-            .chain(partial.to.unwrap_or_else(|| vec![]).into_iter())
+            .chain(partial.from.unwrap_or_else(Vec::new).into_iter())
+            .chain(partial.to.unwrap_or_else(Vec::new).into_iter())
             .map(PathBuf::from)
             .map(StoreId::new)
             .map(|r| r.map(Link::from))


@@ 121,7 121,7 @@ impl Linkable for Entry {
             .read_partial::<LinkPartial>()?
             .unwrap_or_else(Default::default)
             .internal
-            .unwrap_or_else(|| vec![])
+            .unwrap_or_else(Vec::new)
             .into_iter();
 
         link_string_iter_to_link_iter(iter)


@@ 136,7 136,7 @@ impl Linkable for Entry {
             .read_partial::<LinkPartial>()?
             .unwrap_or_else(Default::default)
             .to
-            .unwrap_or_else(|| vec![])
+            .unwrap_or_else(Vec::new)
             .into_iter();
 
         link_string_iter_to_link_iter(iter)


@@ 151,7 151,7 @@ impl Linkable for Entry {
             .read_partial::<LinkPartial>()?
             .unwrap_or_else(Default::default)
             .from
-            .unwrap_or_else(|| vec![])
+            .unwrap_or_else(Vec::new)
             .into_iter();
 
         link_string_iter_to_link_iter(iter)


@@ 163,7 163,7 @@ impl Linkable for Entry {
         let right_location = other.get_location().to_str()?;
 
         alter_linking(self, other, |mut left, mut right| {
-            let mut left_internal = left.internal.unwrap_or_else(|| vec![]);
+            let mut left_internal = left.internal.unwrap_or_else(Vec::new);
             trace!("left: {:?} <- {:?}", left_internal, right_location);
             left_internal.push(right_location);
             trace!("left: {:?}", left_internal);


@@ 171,7 171,7 @@ impl Linkable for Entry {
             left_internal.sort_unstable();
             left_internal.dedup();
 
-            let mut right_internal = right.internal.unwrap_or_else(|| vec![]);
+            let mut right_internal = right.internal.unwrap_or_else(Vec::new);
             trace!("right: {:?} <- {:?}", right_internal, left_location);
             right_internal.push(left_location);
             trace!("right: {:?}", right_internal);


@@ 193,7 193,7 @@ impl Linkable for Entry {
         let right_location = other.get_location().to_str()?;
 
         alter_linking(self, other, |mut left, mut right| {
-            let mut left_internal = left.internal.unwrap_or_else(|| vec![]);
+            let mut left_internal = left.internal.unwrap_or_else(Vec::new);
             trace!("left: {:?} retaining {:?}", left_internal, right_location);
             left_internal.retain(|l| *l != right_location);
             trace!("left: {:?}", left_internal);


@@ 201,7 201,7 @@ impl Linkable for Entry {
             left_internal.sort_unstable();
             left_internal.dedup();
 
-            let mut right_internal = right.internal.unwrap_or_else(|| vec![]);
+            let mut right_internal = right.internal.unwrap_or_else(Vec::new);
             trace!("right: {:?} retaining {:?}", right_internal, left_location);
             right_internal.retain(|l| *l != left_location);
             trace!("right: {:?}", right_internal);


@@ 234,12 234,12 @@ impl Linkable for Entry {
         let right_location = other.get_location().to_str()?;
 
         alter_linking(self, other, |mut left, mut right| {
-            let mut left_to = left.to.unwrap_or_else(|| vec![]);
+            let mut left_to = left.to.unwrap_or_else(Vec::new);
             trace!("left_to: {:?} <- {:?}", left_to, right_location);
             left_to.push(right_location);
             trace!("left_to: {:?}", left_to);
 
-            let mut right_from = right.from.unwrap_or_else(|| vec![]);
+            let mut right_from = right.from.unwrap_or_else(Vec::new);
             trace!("right_from: {:?} <- {:?}", right_from, left_location);
             right_from.push(left_location);
             trace!("right_from: {:?}", right_from);


@@ 258,12 258,12 @@ impl Linkable for Entry {
         let right_location = other.get_location().to_str()?;
 
         alter_linking(self, other, |mut left, mut right| {
-            let mut left_to = left.to.unwrap_or_else(|| vec![]);
+            let mut left_to = left.to.unwrap_or_else(Vec::new);
             trace!("left_to: {:?} retaining {:?}", left_to, right_location);
             left_to.retain(|l| *l != right_location);
             trace!("left_to: {:?}", left_to);
 
-            let mut right_from = right.from.unwrap_or_else(|| vec![]);
+            let mut right_from = right.from.unwrap_or_else(Vec::new);
             trace!("right_from: {:?} retaining {:?}", right_from, left_location);
             right_from.retain(|l| *l != left_location);
             trace!("right_from: {:?}", right_from);