Also run 2^30 sized binary search

prac/repro-bs.sh

@@ -10,7 +10,7 @@ fi
 cd ..
 mkdir -p prac/data
 for itr in $(seq 1 $nitrs); do
-    for size in 16 18 20 22 24 26 28; do
+    for size in 16 18 20 22 24 26 28 30; do
         now=`date`; echo "$now: Running 1 search on DB of size 2^${size} ..."
         ./run-experiment bs ${size} 1 >> prac/data/log_${size}_1_bs.out
     done