Test to reproduce a bug in LightningDB: assertion during near 32,5k-th commit

liblmdb-my-test.c

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include "lmdb.h"

int main(int argc,char * argv[])
{
	int i = 0, j = 0, rc;
	MDB_env *env;
	
	MDB_val key, data;
	
	MDB_stat mst;
	MDB_cursor *cursor;
	int count;
	int *values;
	char sval[32];

	srandom(time(NULL));

	    count = 1000000;
	    values = (int *)malloc(count*sizeof(int));

	    for(i = 0;i<count;i++) {
			values[i] = i;
	    }
    
		rc = mdb_env_create(&env);
		rc = mdb_env_set_mapsize(env, 100000000);
		rc = mdb_env_open(env, "testdb", 0, 0664);
   
		key.mv_size = sizeof(int);
		key.mv_data = sval;
		data.mv_size = sizeof(sval);
		data.mv_data = sval;

		printf("Adding %d values\n", count);
	    for (i=0;i<count;i++) {	
			MDB_txn *txn;
			MDB_dbi dbi;

			rc = mdb_txn_begin(env, NULL, 0, &txn);
			rc = mdb_open(txn, NULL, 0, &dbi);
			
			sprintf(sval, "%03x %d foo bar", values[i], values[i]);
			rc = mdb_put(txn, dbi, &key, &data, 0);

			rc = mdb_txn_commit(txn);
			mdb_close(env, dbi);

			printf("%i\n", i);
	    }

		mdb_env_close(env);

	return 0;
}