src/http/ngx_http_request.c:1718: error: Integer Overflow L2
  ([0, `r->main->count`] - 1):unsigned32 by call to `ngx_http_finalize_request`.

src/http/ngx_http_request.c:1705:1: Parameter `r->main->count`
1703. 
1704. 
1705. ngx_int_t
      ^
1706. ngx_http_process_request_header(ngx_http_request_t *r)
1707. {

src/http/ngx_http_request.c:1718:9: Call
1716.         ngx_log_error(NGX_LOG_INFO, r->connection->log, 0,
1717.                    "client sent HTTP/1.1 request without \"Host\" header");
1718.         ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST);
              ^
1719.         return NGX_ERROR;
1720.     }

src/http/ngx_http_request.c:2198:1: Parameter `r->main->count`
  2196. 
  2197. 
  2198. void
        ^
  2199. ngx_http_finalize_request(ngx_http_request_t *r, ngx_int_t rc)
  2200. {

src/http/ngx_http_request.c:2365:9: Call
  2363.     }
  2364. 
  2365.     if (ngx_http_post_action(r) == NGX_OK) {
                ^
  2366.         return;
  2367.     }

src/http/ngx_http_request.c:3256:1: <LHS trace>
3254. 
3255. 
3256. static ngx_int_t
      ^
3257. ngx_http_post_action(ngx_http_request_t *r)
3258. {

src/http/ngx_http_request.c:3256:1: Parameter `r->main->count`
    3254. 
    3255. 
    3256. static ngx_int_t
          ^
    3257. ngx_http_post_action(ngx_http_request_t *r)
    3258. {

src/http/ngx_http_request.c:3274:5: Binary operation: ([0, r->main->count] - 1):unsigned32 by call to `ngx_http_finalize_request` 
    3272.                    "post action: \"%V\"", &clcf->post_action);
    3273. 
    3274.     r->main->count--;
              ^
    3275. 
    3276.     r->http_version = NGX_HTTP_VERSION_9;
