sqlite: collation breaks randomly

[flimzy]

--- FAIL: TestDBQuery (0.75s)
    --- FAIL: TestDBQuery/default_CouchDB_collation (0.09s)
        query_test.go:756: Unexpected rows:
              []sqlite.rowResult{
                ... // 19 identical elements
                {ID: "array: [b, d, e]", Key: `["b","d","e"]`, Value: "null"},
                {ID: "object: {a:1}", Key: `{"a":1}`, Value: "null"},
                {
            -           ID:    "object: {a:2}",
            +           ID:    "object: {b:1}",
                        Rev:   "",
            -           Key:   `{"a":2}`,
            +           Key:   `{"b":1}`,
                        Value: "null",
                        Doc:   "",
                        Error: "",
                },
                {
            -           ID:    "object: {b:1}",
            +           ID:    "object: {a:2}",
                        Rev:   "",
            -           Key:   `{"b":1}`,
            +           Key:   `{"a":2}`,
                        Value: "null",
                        Doc:   "",
                        Error: "",
                },
                {ID: "object: {b:2, c:2}", Key: `{"b":2,"c":2}`, Value: "null"},
              }