Elastic Search Nested Query Problem

gistfile1.txt

#!/bin/sh

# Create main index
curl -XPUT "http://localhost:9200/main/" -d '
{ "settings" : { "index" : { "number_of_shards" : 3 } } }
'

# Set alpha mapping
curl -XPUT "http://localhost:9200/main/alpha/_mapping" -d '
{"alpha": {
"dynamic" : "strict",
"_all" : {"enabled" : false},
"_source" : {"compress" : true},
"properties":
    {
      "alpha_id":{"type":"string","index":"not_analyzed"},
      "charlies": {
        "type" : "nested",
        "dynamic" : "strict",
        "properties": {
          "charlie_id":{"type":"string","index":"not_analyzed"}
        }
      }
    }
  }
}
'

# Set bravo mapping
curl -XPUT "http://localhost:9200/main/bravo/_mapping" -d '
{"bravo":
{
"dynamic" : "strict",
"_all" : {"enabled" : false},
"_source" : {"compress" : true},    
"properties":
  {
    "bravo_id":{"type":"string","index":"not_analyzed"},
    "charlies": {
      "type" : "nested",
      "dynamic" : "strict",
      "properties": {
        "charlie_id":{"type":"string","index":"not_analyzed"}
      }
    }
  }
}
}
'

#Index two alphas and a bravo.  The order is important.
curl -XPOST "http://localhost:9200/_bulk" -d '
{"index":{"_index":"main","_type":"alpha","_id":"A1"}}
{"alpha_id":"A1"}

{"index":{"_index":"main","_type":"bravo","_id":"B1"}}
{"bravo_id":"B1", "charlies":[{"charlie_id":"B1_C"}]}

{"index":{"_index":"main","_type":"alpha","_id":"A2"}}
{"alpha_id":"A2"}
'

# Query for alpha 1 using the charlie_id in bravo 1.  This causes the exception.
curl -XPOST "http://localhost:9200/main/alpha/_search" -d '
{
  "query": {
    "filtered": {
      "query": {
        "match_all": {}
      },
      "filter": {
        "and": [{
          "and": [{
            "nested": {
              "path": "charlies",
              "query": {
                "constant_score": {
                  "filter": {"term": {"charlie_id": "B1_C"}}
              }
            }
          }
          }]
        }, {
          "term": {
            "alpha_id": "A1"
          }
        }]
      }
    }
  }
}
'

# Query for alpha 2 using the charlie_id in bravo 1.  This does not cause the exception
curl -XPOST "http://localhost:9200/main/alpha/_search" -d '
{
  "query": {
    "filtered": {
      "query": {
        "match_all": {}
      },
      "filter": {
        "and": [{
          "and": [{
            "nested": {
              "path": "charlies",
              "query": {
                "constant_score": {
                  "filter": {"term": {"charlie_id": "B1_C"}}
              }
            }
          }
          }]
        }, {
          "term": {
            "alpha_id": "A2"
          }
        }]
      }
    }
  }
}
'