adb shell "rm /data/trace/*"

adb pull "/data/trace/`adb shell ls /data/trace/`"

' does not existdata/trace/log.8290

test_file=`adb shell ls /data/trace/`;
test_file2=`echo $test_file | tr -d 'r'`;
echo "grabbing $test_file2";
adb pull "/data/trace/$test_file2";