diff --git a/aya/src/bpf.rs b/aya/src/bpf.rs
index bb43c529..f3a9409d 100644
--- a/aya/src/bpf.rs
+++ b/aya/src/bpf.rs
@@ -435,7 +435,7 @@ impl<'a> EbpfLoader<'a> {
                             }
                         }
 
-                        warn!("Object BTF couldn't be loaded in the kernel: {err}");
+                        warn!("object BTF couldn't be loaded in the kernel: {err}");
 
                         None
                     }
diff --git a/aya/src/maps/info.rs b/aya/src/maps/info.rs
index 5c2dac9b..6a4bba13 100644
--- a/aya/src/maps/info.rs
+++ b/aya/src/maps/info.rs
@@ -143,7 +143,7 @@ impl MapInfo {
 /// for m in loaded_maps() {
 ///     match m {
 ///         Ok(map) => println!("{:?}", map.name_as_str()),
-///         Err(e) => println!("Error iterating maps: {:?}", e),
+///         Err(e) => println!("error iterating maps: {:?}", e),
 ///     }
 /// }
 /// ```
diff --git a/aya/src/maps/ring_buf.rs b/aya/src/maps/ring_buf.rs
index 85d3c8a8..c93a7118 100644
--- a/aya/src/maps/ring_buf.rs
+++ b/aya/src/maps/ring_buf.rs
@@ -73,7 +73,7 @@ use crate::{
 ///     let mut guard = poll.readable();
 ///     let ring_buf = guard.inner_mut();
 ///     while let Some(item) = ring_buf.next() {
-///         println!("Received: {:?}", item);
+///         println!("received: {:?}", item);
 ///     }
 ///     guard.clear_ready();
 /// }
diff --git a/aya/src/programs/info.rs b/aya/src/programs/info.rs
index ef6b5378..7755d870 100644
--- a/aya/src/programs/info.rs
+++ b/aya/src/programs/info.rs
@@ -270,7 +270,7 @@ pub(crate) use impl_info;
 /// for p in loaded_programs() {
 ///     match p {
 ///         Ok(program) => println!("{}", String::from_utf8_lossy(program.name())),
-///         Err(e) => println!("Error iterating programs: {:?}", e),
+///         Err(e) => println!("error iterating programs: {:?}", e),
 ///     }
 /// }
 /// ```
diff --git a/aya/src/programs/mod.rs b/aya/src/programs/mod.rs
index fa1e41ec..06a82d69 100644
--- a/aya/src/programs/mod.rs
+++ b/aya/src/programs/mod.rs
@@ -1209,7 +1209,7 @@ impl_info!(
 ///
 /// for info in loaded_links() {
 ///    if let Ok(info) = info {
-///        println!("Loaded link: {}", info.id());
+///        println!("loaded link: {}", info.id());
 ///    }
 /// }
 /// ```
diff --git a/aya/src/sys/feature_probe.rs b/aya/src/sys/feature_probe.rs
index 770590d0..230976f0 100644
--- a/aya/src/sys/feature_probe.rs
+++ b/aya/src/sys/feature_probe.rs
@@ -28,7 +28,7 @@ use crate::{
 /// match is_program_supported(ProgramType::Xdp) {
 ///     Ok(true) => println!("XDP supported :)"),
 ///     Ok(false) => println!("XDP not supported :("),
-///     Err(err) => println!("Uh oh! Unexpected error while probing: {:?}", err),
+///     Err(err) => println!("unexpected error while probing: {:?}", err),
 /// }
 /// ```
 ///
@@ -169,7 +169,7 @@ pub fn is_program_supported(program_type: ProgramType) -> Result<bool, ProgramEr
 /// match is_map_supported(MapType::HashOfMaps) {
 ///     Ok(true) => println!("hash_of_maps supported :)"),
 ///     Ok(false) => println!("hash_of_maps not supported :("),
-///     Err(err) => println!("Uh oh! Unexpected error while probing: {:?}", err),
+///     Err(err) => println!("unexpected error while probing: {:?}", err),
 /// }
 /// ```
 ///
diff --git a/test/integration-test/src/tests/rbpf.rs b/test/integration-test/src/tests/rbpf.rs
index 4c19fde6..faa7a034 100644
--- a/test/integration-test/src/tests/rbpf.rs
+++ b/test/integration-test/src/tests/rbpf.rs
@@ -67,7 +67,7 @@ fn use_map_with_rbpf() {
             "map_1" => 0,
             "map_2" => 1,
             "map_pin_by_name" => 2,
-            n => panic!("Unexpected map: {n}"),
+            n => panic!("unexpected map: {n}"),
         };
 
         let fd = map_id as i32 | 0xCAFE00;
diff --git a/test/integration-test/src/utils.rs b/test/integration-test/src/utils.rs
index 1a8cc02b..bd1504d6 100644
--- a/test/integration-test/src/utils.rs
+++ b/test/integration-test/src/utils.rs
@@ -24,50 +24,50 @@ impl NetNsGuard {
         let pid = process::id();
         let name = format!("aya-test-{pid}-{}", COUNTER.fetch_add(1, Ordering::Relaxed));
 
-        // Create and enter netns
-        let ns = NetNs::new(&name).unwrap_or_else(|e| panic!("Failed to create netns {name}: {e}"));
-        let netns = Self {
+        let ns = NetNs::new(&name).unwrap_or_else(|e| panic!("failed to create netns {name}: {e}"));
+
+        ns.enter()
+            .unwrap_or_else(|e| panic!("failed to enter network namespace {name}: {e}"));
+        println!("entered network namespace {name}");
+
+        let ns = Self {
             old_ns,
             ns: Some(ns),
             name,
         };
 
-        let ns = netns.ns.as_ref().unwrap();
-        ns.enter()
-            .unwrap_or_else(|e| panic!("Failed to enter network namespace {}: {e}", netns.name));
-        println!("Entered network namespace {}", netns.name);
-
         // By default, the loopback in a new netns is down. Set it up.
         let lo = CString::new("lo").unwrap();
         unsafe {
             let idx = if_nametoindex(lo.as_ptr());
             if idx == 0 {
                 panic!(
-                    "Interface `lo` not found in netns {}: {}",
-                    netns.name,
+                    "interface `lo` not found in netns {}: {}",
+                    ns.name,
                     io::Error::last_os_error()
                 );
             }
             netlink_set_link_up(idx as i32)
-                .unwrap_or_else(|e| panic!("Failed to set `lo` up in netns {}: {e}", netns.name));
+                .unwrap_or_else(|e| panic!("failed to set `lo` up in netns {}: {e}", ns.name));
         }
 
-        netns
+        ns
     }
 }
 
 impl Drop for NetNsGuard {
     fn drop(&mut self) {
-        // Avoid panic in panic
-        if let Err(e) = self.old_ns.enter() {
-            eprintln!("Failed to return to original netns: {e}");
+        let Self { old_ns, ns, name } = self;
+        // Avoid panic in panic.
+        if let Err(e) = old_ns.enter() {
+            eprintln!("failed to return to original netns: {e}");
         }
-        if let Some(ns) = self.ns.take() {
+        if let Some(ns) = ns.take() {
             if let Err(e) = ns.remove() {
-                eprintln!("Failed to remove netns {}: {e}", self.name);
+                eprintln!("failed to remove netns {name}: {e}");
             }
         }
-        println!("Exited network namespace {}", self.name);
+        println!("exited network namespace {name}");
     }
 }