src/http/ngx_http_busy_lock.c:245: error: Integer Overflow L2
  ([0, 9223372036854775800] + [0, 9]):signed64 by call to `ngx_atoi`.

src/http/ngx_http_busy_lock.c:276:27: Unknown value from: ngx_parse_time
274.             line.data = value[i].data + 2;
275. 
276.             bl->timeout = ngx_parse_time(&line, 1);
                               ^
277.             if (bl->timeout == (time_t) NGX_ERROR) {
278.                 invalid = 1;

src/http/ngx_http_busy_lock.c:245:28: Call
243.             }
244. 
245.             bl->max_busy = ngx_atoi(value[i].data + 2, value[i].len - 2);
                                ^
246.             if (bl->max_busy == NGX_ERROR) {
247.                 invalid = 1;

src/core/ngx_string.c:910:5: <LHS trace>
908.     }
909. 
910.     cutoff = NGX_MAX_INT_T_VALUE / 10;
         ^
911.     cutlim = NGX_MAX_INT_T_VALUE % 10;
912. 

src/core/ngx_string.c:910:5: Assignment
  908.     }
  909. 
  910.     cutoff = NGX_MAX_INT_T_VALUE / 10;
           ^
  911.     cutlim = NGX_MAX_INT_T_VALUE % 10;
  912. 

src/core/ngx_string.c:901:1: <RHS trace>
899. 
900. 
901. ngx_int_t
     ^
902. ngx_atoi(u_char *line, size_t n)
903. {

src/core/ngx_string.c:901:1: Parameter `*line`
  899. 
  900. 
  901. ngx_int_t
       ^
  902. ngx_atoi(u_char *line, size_t n)
  903. {

src/core/ngx_string.c:922:9: Binary operation: ([0, 9223372036854775800] + [0, 9]):signed64 by call to `ngx_atoi` 
  920.         }
  921. 
  922.         value = value * 10 + (*line - '0');
               ^
  923.     }
  924. 
