Nuke warnings in tests

test/test_ratelimit.c

@@ -10,7 +10,7 @@ START_TEST (test_ratelimit_1)
 
     uc_ratelimit_init(&r, 30, 2);
     for (i = 0; i < 30; i++) {
-        fail_if(!uc_ratelimit_allow(&r, now), "i = %d", i);
+        fail_if(!uc_ratelimit_allow(&r, now));
     }
     fail_if(uc_ratelimit_allow(&r, now));
 }