Enabled ppc64le arch on CI and fixed lint & build issues

.github/workflows/build.yml

@@ -95,9 +95,9 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        target: [i686-musl, armv7-musleabihf, aarch64-musl, x86_64-musl]
+        target: [i686-musl, armv7-musleabihf, aarch64-musl, x86_64-musl, powerpc64le-musl]
     container:
-      image: docker://benfred/rust-musl-cross:${{ matrix.target }}
+      image: docker://${{ matrix.target == 'powerpc64le-musl' && 'messense' || 'benfred'}}/rust-musl-cross:${{ matrix.target }}
       env:
         RUSTUP_HOME: /root/.rustup
         CARGO_HOME: /root/.cargo

Cargo.toml

@@ -46,3 +46,6 @@ termios = "0.3.3"
 
 [target.'cfg(windows)'.dependencies]
 winapi = {version = "0.3", features = ["winbase", "consoleapi", "wincon", "handleapi", "timeapi", "processenv" ]}
+
+[lints.rust]
+unexpected_cfgs = { level = "warn", check-cfg = ['cfg(unwind)'] }

src/binary_parser.rs

@@ -6,6 +6,7 @@ use anyhow::Error;
 use goblin::Object;
 use memmap::Mmap;
 
+#[allow(dead_code)]
 pub struct BinaryInfo {
     pub filename: std::path::PathBuf,
     pub symbols: HashMap<String, u64>,

src/config.rs

@@ -422,7 +422,7 @@ impl Config {
         }
 
         config.subprocesses = matches.occurrences_of("subprocesses") > 0;
-        config.command = subcommand.to_owned();
+        subcommand.clone_into(&mut config.command);
 
         // options that can be shared between subcommands
         config.pid = matches

src/cython.rs

@@ -34,7 +34,7 @@ impl SourceMaps {
         if let Some(map) = self.maps.get(&frame.filename) {
             if let Some(map) = map {
                 if let Some((file, line)) = map.lookup(line) {
-                    frame.filename = file.clone();
+                    frame.filename.clone_from(file);
                     frame.line = *line as i32;
                 }
             }

src/python_bindings/mod.rs

@@ -248,7 +248,7 @@ pub mod pyruntime {
             target_arch = "mips"
         )
     ))]
-    pub fn get_tstate_current_offset(version: &Version) -> Option<usize> {
+    pub fn get_tstate_current_offset(_version: &Version) -> Option<usize> {
         None
     }
 

src/python_spy.rs

@@ -26,6 +26,7 @@ use crate::stack_trace::{get_gil_threadid, get_stack_trace, StackTrace};
 use crate::version::Version;
 
 /// Lets you retrieve stack traces of a running python program
+#[allow(dead_code)]
 pub struct PythonSpy {
     pub pid: Pid,
     pub process: Process,

src/sampler.rs

@@ -219,7 +219,7 @@ impl Sampler {
                     let process = process_info
                         .entry(pid)
                         .or_insert_with(|| get_process_info(pid, &spies).map(|p| Arc::new(*p)));
-                    trace.process_info = process.clone();
+                    trace.process_info.clone_from(process);
                 }
 
                 // Send the collected info back