fix: exit status check

Author: not-matthias

src/run/runner/wall_time/executor.rs

@@ -73,10 +73,12 @@ impl Executor for WallTimeExecutor {
             run_command_with_log_pipe(cmd).await
         };
 
-        if let Err(error) =
-            status.map_err(|e| anyhow!("failed to execute the benchmark process. {}", e))
-        {
-            bail!("failed to execute the benchmark process: {}", error);
+        let status =
+            status.map_err(|e| anyhow!("failed to execute the benchmark process. {}", e))?;
+        debug!("cmd exit status: {:?}", status);
+
+        if !status.success() {
+            bail!("failed to execute the benchmark process: {}", status);
         }
 
         Ok(())