{"version": 1,
 "uri": "file:///2058.lean",
 "diagnostics":
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   "severity": 1,
   "range":
   {"start": {"line": 12, "character": 10},
    "end": {"line": 12, "character": 15}},
   "message":
   "failed to infer universe levels in 'let' declaration type\n  PUnit.{_}",
   "fullRange":
   {"start": {"line": 12, "character": 10},
    "end": {"line": 12, "character": 15}}},
  {"source": "Lean 4",
   "severity": 1,
   "range":
   {"start": {"line": 21, "character": 26},
    "end": {"line": 21, "character": 31}},
   "message": "failed to infer universe levels in binder type\n  PUnit.{_}",
   "fullRange":
   {"start": {"line": 21, "character": 26},
    "end": {"line": 21, "character": 31}}},
  {"source": "Lean 4",
   "severity": 1,
   "range":
   {"start": {"line": 29, "character": 0},
    "end": {"line": 29, "character": 39}},
   "message":
   "declaration '_example' contains universe level metavariables at the expression\n  Function.const ({α : Sort _} → α → α) 2 @id.{_}\nin the declaration body\n  Function.const ({α : Sort _} → α → α) 2 @id.{_}",
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