Add check if job is already done

examples/test.rs

@@ -25,6 +25,12 @@ fn main()
 		let time = instance["time"].as_i64().unwrap();
 
 		let job_key = format!("{}/{}", fruit, time);
+
+		if benchmark_repository.is_job_done(&job_key)
+		{
+			continue;
+		}
+
 		let job = benchmark_repository.create_job(job_key);
 
 		Command::new("sbatch")