chr[i] = str[i].data();
len[i] = str[i].length();
REQUIRE_SUCCESS(memcached_set(memc, chr[i], len[i], chr[i], len[i], 0, 0));
chr[i] = str[i].data();
len[i] = str[i].length();
REQUIRE_SUCCESS(memcached_set(memc, chr[i], len[i], chr[i], len[i], 0, 0));