fix subprocess exec for unix

src-tauri/src/cli.rs

@@ -89,7 +89,11 @@ pub fn exec(args: &ArgMatches) -> Result<(), CliError> {
     }
 
     #[cfg(unix)]
-    cmd.exec().map_err(|e| ExecError::ExecutionFailed(e))?;
+    {
+        let e = cmd.exec(); // never returns if successful
+        Err(ExecError::ExecutionFailed(e))?;
+        Ok(())
+    }
 
     #[cfg(windows)]
     {

src-tauri/src/credentials.rs

@@ -275,7 +275,7 @@ impl Crypto {
     #[cfg(not(debug_assertions))]
     const TIME_COST: u32 = 8;
 
-    /// But since this takes a million years in an unoptimized build,
+    /// But since this takes a million years without optimizations,
     /// we turn it way down in debug builds.
     #[cfg(debug_assertions)]
     const MEM_COST: u32 = 48 * 1024;