fails:Proc#parameters returns an empty Array for a proc expecting no parameters
fails:Proc#parameters returns an Array of Arrays for a proc expecting parameters
fails:Proc#parameters sets the first element of each sub-Array to :opt for optional arguments
fails:Proc#parameters regards named parameters in procs as optional
fails:Proc#parameters regards parameters with default values as optional
fails:Proc#parameters sets the first element of each sub-Array to :req for required arguments
fails:Proc#parameters regards named parameters in lambdas as required
fails:Proc#parameters sets the first element of each sub-Array to :rest for parameters prefixed with asterisks
fails:Proc#parameters sets the first element of each sub-Array to :block for parameters prefixed with ampersands
fails:Proc#parameters sets the second element of each sub-Array to the name of the argument
fails:Proc#parameters ignores unnamed rest args
fails:Proc#parameters adds nameless rest arg for "star" argument
fails:Proc#parameters does not add locals as block options with a block and splat
