Incorrect indexes are picked up for indexed where predicate

Error formatting macro: code: java.lang.StackOverflowError

cbq> CREATE INDEX my_index_meta ON `beer-sample`(meta(`beer-sample`).type) ;
{
"requestID": "fd90ef05-98b8-4e3f-8ed9-f4023bdf1908",
"signature": null,
"results": [
],
"status": "success",
"metrics":

{ "elapsedTime": "6.989639565s", "executionTime": "6.985476848s", "resultCount": 0, "resultSize": 0 }

}

cbq> EXPLAIN SELECT name FROM `beer-sample` WHERE meta(`beer-sample`).type = "json";
{
"requestID": "eb8dd195-a787-4bca-a24a-e4d8b6489f65",
"signature": "json",
"results": [
{
"#operator": "Sequence",
"~children": [

{ "#operator": "PrimaryScan", "index": "#primary", "keyspace": "beer-sample", "namespace": "default", "using": "view" }

,
{
"#operator": "Parallel",
"~child": {
"#operator": "Sequence",
"~children": [

{ "#operator": "Fetch", "keyspace": "beer-sample", "namespace": "default" }

,

{ "#operator": "Filter", "condition": "((meta(`beer-sample`).`type`) = \"json\")" }

,
{
"#operator": "InitialProject",
"result_terms": [

{ "expr": "(`beer-sample`.`name`)" }

]
},

{ "#operator": "FinalProject" }

]
}
}
]
}
],
"status": "success",
"metrics":

{ "elapsedTime": "31.815736ms", "executionTime": "31.465614ms", "resultCount": 1, "resultSize": 1502 }

}

whereas
cbq> SELECT name FROM `beer-sample` WHERE meta(`beer-sample`).type = "json";
{
"requestID": "a023abfc-550b-41fd-8744-4ac5b1794d78",
"signature":

{ "name": "json" }

,
"results": [

{ "name": "Original" }

,

{ "name": "Govnor's Public House" }

,

{ "name": "Pelican Bay Brown" }

,

{ "name": "Derailed Black Cherry Ale" }

,

cbq> select * from system:indexes;
{
"requestID": "40c9b401-e683-40ab-99fe-495b1509d604",
"signature":

{ "*": "*" }

,
"results": [
{
"indexes":

{ "datastore_id": "http://127.0.0.1:8091", "id": "my_index_meta", "index_key": [ "(meta(`default`).`type`)" ], "keyspace_id": "default", "name": "my_index_meta", "namespace_id": "default", "state": "online", "using": "view" }

},
{
"indexes":

{ "datastore_id": "http://127.0.0.1:8091", "id": "#primary", "index_key": [ "(meta(`default`).`id`)" ], "keyspace_id": "default", "name": "#primary", "namespace_id": "default", "state": "online", "using": "view" }

},
{
"indexes":

{ "datastore_id": "http://127.0.0.1:8091", "id": "#primary", "index_key": [ "(meta(`beer-sample`).`id`)" ], "keyspace_id": "beer-sample", "name": "#primary", "namespace_id": "default", "state": "online", "using": "view" }

},
{
"indexes":

{ "datastore_id": "http://127.0.0.1:8091", "id": "my_index_meta", "index_key": [ "(meta(`beer-sample`).`type`)" ], "keyspace_id": "beer-sample", "name": "my_index_meta", "namespace_id": "default", "state": "online", "using": "view" }

}
],
"status": "success",
"metrics":

{ "elapsedTime": "446.996117ms", "executionTime": "446.653723ms", "resultCount": 4, "resultSize": 1736 }

}