function onResults( error, results ) {
		var i;
		if ( error ) {
			debug( 'Encountered an error when analyzing files: %s', error.message );
			return done( error );
		}
		debug( 'Successfully analyzed files.' );
		for ( i = 0; i < results.length; i++ ) {
			// NOTE: We assume that results are returned in the same order as the provided file list...
			results[ i ] = [ files[ i ], results[ i ] ];
		}
		done( null, results );
	}
Callback invoked upon analyzing a file list.

@private
@param {(Error|null)} error - error object
@param {(Object|NonNegativeIntegerArray)} results - analysis results
@returns {void}