A magistrate shall receive any evidence that is tendered, in the manner provided by section 14, to show—
(a) that the offence of which the fugitive is accused or alleged to have been convicted is not an extradition crime; or
(b) that, for any other reason, the fugitive is not liable to be committed for surrender or to be surrendered under this Act in respect of the offence of which he or she is accused or alleged to have been convicted.