julia> Any[v for _ in 1:1, v in (1.0, 2.01, "string", Any["string1" "string2"])]
ERROR: BoundsError: attempt to access 1×4 Array{Any,2} at index [5]
Stacktrace:
 [1] copy!(::Array{Any,2}, ::Base.Generator{Base.Iterators.Prod2{UnitRange{Int64},Tuple{Float64,Float64,String,Array{Any,2}}},##1#2}) at ./abstractarray.jl:499
 [2] _collect(::Type{Any}, ::Base.Generator{Base.Iterators.Prod2{UnitRange{Int64},Tuple{Float64,Float64,String,Array{Any,2}}},##1#2}, ::Base.HasShape) at ./array.jl:313
 [3] collect(::Type{Any}, ::Base.Generator{Base.Iterators.Prod2{UnitRange{Int64},Tuple{Float64,Float64,String,Array{Any,2}}},##1#2}) at ./array.jl:310