{
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  "declarations" : [ ],
  "statements" : [ {
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    "location" : [ 1, 1, 1, 5 ],
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      "errorMsg" : "Cannot apply operator `-` on types `object` and `int`",
      "inferredType" : {
        "kind" : "ClassValueType",
        "className" : "int"
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    "errors" : [ {
      "kind" : "CompilerError",
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      "message" : "Not a variable: x"
    }, {
      "kind" : "CompilerError",
      "location" : [ 1, 1, 1, 5 ],
      "message" : "Cannot apply operator `-` on types `object` and `int`"
    } ],
    "kind" : "Errors",
    "location" : [ 0, 0, 0, 0 ]
  }
}