Fiber!(SparseRLE(Element(0))) constructors:
initialized fiber: Fiber(SparseRLE{Int32}(Element{0.0, Float64, Int32}([2.0, 2.0, 3.0, 3.0]), 6, [1, 5], [2, 3, 5, 6], [2, 3, 5, 6]))
initialized fiber: Fiber(SparseRLE{Int16}(Element{0.0, Float64, Int32}([2.0, 2.0, 3.0, 3.0]), 6, [1, 5], Int16[2, 3, 5, 6], Int16[2, 3, 5, 6]))
sized fiber: Fiber(SparseRLE{Int32}(Element{0.0, Float64, Int32}(Float64[]), 7, [1, 1], Int32[], Int32[]))
sized fiber: Fiber(SparseRLE{Int16}(Element{0.0, Float64, Int32}(Float64[]), 7, [1, 1], Int16[], Int16[]))
empty fiber: Fiber(SparseRLE{Int32}(Element{0.0, Float64, Int32}(Float64[]), 0, [1, 1], Int32[], Int32[]))
empty fiber: Fiber(SparseRLE{Int16}(Element{0.0, Float64, Int32}(Float64[]), 0, [1, 1], Int16[], Int16[]))

