***  /home/jefferson/project/entente/jsfuzz/utils/../../seeds/DukTape/ecmascript/test-bi-array-proto-concat-isconcatspreadable.js

                -------------JavaScriptCore
[1,2,3,"foo","bar"]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,{"0":"foo","1":"bar","2":"quux","3":"baz","length":3}]
[1,2,3,"foo","bar","quux"]
[1,2,3,{"0":"zero","1":"one","2":"two","length":3},"bar","quux"]
get Symbol(Symbol.isConcatSpreadable)
get length
has 0
get 0
has 1
get 1
has 2
get 2
[1,2,3,"foo","bar","quux"]
get Symbol(Symbol.isConcatSpreadable)
get length
has 0
get 0
has 1
has 2
[1,2,3,"foo",null,null]
6
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
get @@isConcatSpreadable
[1,2,3,["foo","bar"]]
[1,2,3,"foobar"]


                -------------Chakra
[1,2,3,"foo","bar"]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,{"0":"foo","1":"bar","2":"quux","3":"baz","length":3}]
[1,2,3,"foo","bar","quux"]
[1,2,3,{"0":"zero","1":"one","2":"two","length":3},"bar","quux"]
get Symbol(Symbol.isConcatSpreadable)
get length
has 0
get 0
has 1
get 1
has 2
get 2
[1,2,3,"foo","bar","quux"]
get Symbol(Symbol.isConcatSpreadable)
get length
has 0
get 0
has 1
has 2
[1,2,3,"foo",null,null]
6
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
get @@isConcatSpreadable
[1,2,3,["foo","bar"]]
[1,2,3,"foobar"]


                -------------SpiderMonkey
[1,2,3,"foo","bar"]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,{"0":"foo","1":"bar","2":"quux","3":"baz","length":3}]
[1,2,3,"foo","bar","quux"]
[1,2,3,{"0":"zero","1":"one","2":"two","length":3},"bar","quux"]
get Symbol(Symbol.isConcatSpreadable)
get length
has 0
get 0
has 1
get 1
has 2
get 2
[1,2,3,"foo","bar","quux"]
get Symbol(Symbol.isConcatSpreadable)
get length
has 0
get 0
has 1
has 2
[1,2,3,"foo",null,null]
6
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
get @@isConcatSpreadable
[1,2,3,["foo","bar"]]
[1,2,3,"foobar"]


                -------------v8
[1,2,3,"foo","bar"]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,{"0":"foo","1":"bar","2":"quux","3":"baz","length":3}]
[1,2,3,"foo","bar","quux"]
[1,2,3,{"0":"zero","1":"one","2":"two","length":3},"bar","quux"]
get Symbol(Symbol.isConcatSpreadable)
get length
has 0
get 0
has 1
get 1
has 2
get 2
[1,2,3,"foo","bar","quux"]
get Symbol(Symbol.isConcatSpreadable)
get length
has 0
get 0
has 1
has 2
[1,2,3,"foo",null,null]
6
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
get @@isConcatSpreadable
[1,2,3,["foo","bar"]]
[1,2,3,"foobar"]


                -------------hermes
[1,2,3,"foo","bar"]
[1,2,3,"foo","bar"]
[1,2,3,["foo","bar"]]
[1,2,3,{"0":"foo","1":"bar","2":"quux","3":"baz","length":3}]
[1,2,3,"foo","bar","quux"]
[1,2,3,{"0":"zero","1":"one","2":"two","length":3},"bar","quux"]
"ReferenceError: Property 'Proxy' doesn't exist\n    at basicTest (/home/jefferson/project/entente/jsfuzz/utils/../../seeds/DukTape/ecmascript/test-bi-array-proto-concat-isconcatspreadable.js:84:21)\n    at global (/home/jefferson/project/entente/jsfuzz/utils/../../seeds/DukTape/ecmascript/test-bi-array-proto-concat-isconcatspreadable.js:216:14)"