src/http/ngx_http_core_module.c:1300: error: Integer Overflow L2
  ([0, +oo] - 1):unsigned64 by call to `ngx_open_cached_file`.

src/http/ngx_http_core_module.c:1290:9: Unknown value from: __infer_skip
1288.         }
1289. 
1290.         ngx_memzero(&of, sizeof(ngx_open_file_info_t));
              ^
1291. 
1292.         of.read_ahead = clcf->read_ahead;

src/http/ngx_http_core_module.c:1300:13: Call
1298.         of.events = clcf->open_file_cache_events;
1299. 
1300.         if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool)
                  ^
1301.             != NGX_OK)
1302.         {

src/core/ngx_open_file_cache.c:129:1: <LHS trace>
127. 
128. 
129. ngx_int_t
     ^
130. ngx_open_cached_file(ngx_open_file_cache_t *cache, ngx_str_t *name,
131.     ngx_open_file_info_t *of, ngx_pool_t *pool)

src/core/ngx_open_file_cache.c:129:1: Parameter `cache->current`
  127. 
  128. 
  129. ngx_int_t
       ^
  130. ngx_open_cached_file(ngx_open_file_cache_t *cache, ngx_str_t *name,
  131.     ngx_open_file_info_t *of, ngx_pool_t *pool)

src/core/ngx_open_file_cache.c:322:9: Binary operation: ([0, +oo] - 1):unsigned64 by call to `ngx_open_cached_file` 
  320.         ngx_rbtree_delete(&cache->rbtree, &file->node);
  321. 
  322.         cache->current--;
               ^
  323. 
  324.         file->close = 1;
