exec pint parse 'foo offset (5m+1m)'
cmp stdout stdout.txt
! stderr .

-- stdout.txt --
++ node: foo offset (5m + 1m)
  VectorSelector:
    * Type: vector
    * Name: foo
    * Offset: 0s
    * OriginalOffsetExpr: (5m + 1m)
      ++ node: (5m + 1m)
        DurationExpr:
          * Type: scalar
          * Op: +
          * LHS: 5m
          * RHS: 1m
          * Wrapped: true
    * LabelMatchers: [__name__="foo"]
