Fix concurrency issues (#142)

* Fix the OS FD error

* Cache the compiler versions

* Allow for auto display impl in declare wrapper type macro

* Better logging and fix concurrency issues

* Fix tests

* Format

* Make the code even more concurrent

crates/report/src/reporter.rs

@@ -185,8 +185,6 @@ impl Report {
         let file = File::create(&path).context(path.display().to_string())?;
         serde_json::to_writer_pretty(file, &self)?;
 
-        tracing::info!("report written to: {}", path.display());
-
         Ok(())
     }
 }