modifying runtime value from @parameter scope crashes the compiler

fn cmd_unchecked(args: Tuple) raises -> UnixSocket:
    alias args_len = __type_of(args).__len__()
    ...
    slices = InlineArray[StringSlice[__origin_of(args)], args_len]()

    @parameter
    for i in range(args_len):
        slices[i] = args.get[i, StringSlice[__origin_of(args)]]()
    ...

/Users/ec2-user/actions-runner/_work/modular/modular/open-source/mojo/stdlib/stdlib/builtin/_startup.mojo:113:4: error: call expansion failed
/Users/ec2-user/actions-runner/_work/modular/modular/open-source/mojo/stdlib/stdlib/builtin/_startup.mojo:68:4: note: function instantiation failed