$file1 = "./data/list1.txt";
$file1 = "./data/list2.txt";
@common_lines = `grep -Fx -f $file1 $file2 | grep .tst`;

##</code><code>##

test1.tst
not_run
test3.tst
time:2 sec
test6.tst
time:2 sec

##</code><code>##

test2.tst
time:3 sec
test3.tst
time:6 sec
test1.tst
time:5 sec