Mark test output from repro

Docker/repro

@@ -116,11 +116,17 @@ parse() {
 if [ "$whichexps" = "test" ]; then
     echo "Running test experiment..."
     run 16 1us 100gbit 2
+    echo
+    echo "# Test output"
+    echo
     parse read_1us_100gbit_2_online_2P.out${LOGSUFFIX} \
         write_1us_100gbit_2_preproc_2P.out${LOGSUFFIX} \
         write_1us_100gbit_2_online_2P.out${LOGSUFFIX} \
         read_1us_100gbit_2_preproc_3P.out${LOGSUFFIX} \
         readwrite_1us_100gbit_2_online_3P.out${LOGSUFFIX}
+    echo
+    echo "# End test output"
+    echo
     exit
 fi
 
@@ -268,5 +274,6 @@ echo
 egrep '3PDuoramOnln read .* 1us 100gbit .* KiB$' duoram_${numops}.dat | sort -k3 -n
 echo
 echo "# End figures"
+echo
 
 fi