[{ s =
   (ExprStmt (
      { e =
        (Call (
           { e =
             (N
                (Id (("sum", _),
                   { id_resolved = ref (None);
                     id_resolved_alternatives = ref ([]);
                     id_type = ref (None); id_svalue = ref (Unknown);
                     id_flags = ref (0); id_info_id = _ }
                   )));
             e_id = 0; e_range = None; is_implicit_return = false;
             facts = <opaque> },
           (_,
            [(Arg
                { e =
                  (Call (
                     { e =
                       (N
                          (Id (("rate", _),
                             { id_resolved = ref (None);
                               id_resolved_alternatives = ref ([]);
                               id_type = ref (None);
                               id_svalue = ref (Unknown); id_flags = ref (0);
                               id_info_id = _ }
                             )));
                       e_id = 0; e_range = None; is_implicit_return = false;
                       facts = <opaque> },
                     (_,
                      [(Arg
                          { e =
                            (Container (Tuple,
                               (_,
                                [{ e =
                                   (Container (Set,
                                      (_,
                                       [{ e =
                                          (Container (Tuple,
                                             (_,
                                              [{ e =
                                                 (N
                                                    (Id (("__name__", _),
                                                       { id_resolved =
                                                         ref (None);
                                                         id_resolved_alternatives =
                                                         ref ([]);
                                                         id_type = ref (None);
                                                         id_svalue =
                                                         ref (Unknown);
                                                         id_flags = ref (1);
                                                         id_info_id = _ }
                                                       )));
                                                 e_id = 0; e_range = None;
                                                 is_implicit_return = false;
                                                 facts = <opaque> };
                                                { e =
                                                  (N
                                                     (Id (("=", _),
                                                        { id_resolved =
                                                          ref (None);
                                                          id_resolved_alternatives =
                                                          ref ([]);
                                                          id_type =
                                                          ref (None);
                                                          id_svalue =
                                                          ref (Unknown);
                                                          id_flags = ref (1);
                                                          id_info_id = _ }
                                                        )));
                                                  e_id = 0; e_range = None;
                                                  is_implicit_return = false;
                                                  facts = <opaque> };
                                                { e =
                                                  (L
                                                     (String
                                                        (_,
                                                         ("http_requests_total",
                                                          _),
                                                         _)));
                                                  e_id = 0; e_range = None;
                                                  is_implicit_return = false;
                                                  facts = <opaque> }
                                                ],
                                              _)
                                             ));
                                          e_id = 0; e_range = None;
                                          is_implicit_return = false;
                                          facts = <opaque> };
                                         { e =
                                           (Container (Tuple,
                                              (_,
                                               [{ e =
                                                  (N
                                                     (Id (("status_code", _),
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                                                          ref (None);
                                                          id_resolved_alternatives =
                                                          ref ([]);
                                                          id_type =
                                                          ref (None);
                                                          id_svalue =
                                                          ref (Unknown);
                                                          id_flags = ref (0);
                                                          id_info_id = _ }
                                                        )));
                                                  e_id = 0; e_range = None;
                                                  is_implicit_return = false;
                                                  facts = <opaque> };
                                                 { e =
                                                   (N
                                                      (Id (("=~", _),
                                                         { id_resolved =
                                                           ref (None);
                                                           id_resolved_alternatives =
                                                           ref ([]);
                                                           id_type =
                                                           ref (None);
                                                           id_svalue =
                                                           ref (Unknown);
                                                           id_flags = ref (0);
                                                           id_info_id = _ }
                                                         )));
                                                   e_id = 0; e_range = None;
                                                   is_implicit_return = false;
                                                   facts = <opaque> };
                                                 { e =
                                                   (L
                                                      (String
                                                         (_, ("4..$", _), _)));
                                                   e_id = 0; e_range = None;
                                                   is_implicit_return = false;
                                                   facts = <opaque> }
                                                 ],
                                               _)
                                              ));
                                           e_id = 0; e_range = None;
                                           is_implicit_return = false;
                                           facts = <opaque> }
                                         ],
                                       _)
                                      ));
                                   e_id = 0; e_range = None;
                                   is_implicit_return = false;
                                   facts = <opaque> };
                                  { e =
                                    (Container (List,
                                       (_,
                                        [{ e =
                                           (Container (Tuple,
                                              (_,
                                               [{ e =
                                                  (L (Int ((Some 5L), _)));
                                                  e_id = 0; e_range = None;
                                                  is_implicit_return = false;
                                                  facts = <opaque> };
                                                 { e =
                                                   (L
                                                      (String
                                                         (_, ("m", _), _)));
                                                   e_id = 0; e_range = None;
                                                   is_implicit_return = false;
                                                   facts = <opaque> }
                                                 ],
                                               _)
                                              ));
                                           e_id = 0; e_range = None;
                                           is_implicit_return = false;
                                           facts = <opaque> }
                                          ],
                                        _)
                                       ));
                                    e_id = 0; e_range = None;
                                    is_implicit_return = false;
                                    facts = <opaque> }
                                  ],
                                _)
                               ));
                            e_id = 0; e_range = None;
                            is_implicit_return = false; facts = <opaque> })
                        ],
                      _)
                     ));
                  e_id = 0; e_range = None; is_implicit_return = false;
                  facts = <opaque> });
              (ArgKwdOptional (("by", _),
                 { e =
                   (Container (Set,
                      (_,
                       [{ e =
                          (N
                             (Id (("route", _),
                                { id_resolved = ref (None);
                                  id_resolved_alternatives = ref ([]);
                                  id_type = ref (None);
                                  id_svalue = ref (Unknown);
                                  id_flags = ref (0); id_info_id = _ }
                                )));
                          e_id = 0; e_range = None;
                          is_implicit_return = false; facts = <opaque> }
                         ],
                       _)
                      ));
                   e_id = 0; e_range = None; is_implicit_return = false;
                   facts = <opaque> }
                 ))
              ],
            _)
           ));
        e_id = 0; e_range = None; is_implicit_return = false;
        facts = <opaque> },
      _));
   s_range = None }
  ]