function onRead( error, data ) {
		if ( error ) {
			debug( 'Encountered an error when attempting to read temporary output file: %s. Error: %s', outFile, error.message );
			return done( error );
		}
		debug( 'Successfully read temporary output file.' );
		rm( outFile );

		data = data.toString();
		debug( 'Raw results: %s', data );

		data = transform( data );
		debug( 'Transformed results: %s', data );

		done( null, data );
	}
Callback invoked upon reading a temporary output file.

@private
@param {(Error|null)} error - error object
@param {(Buffer|string)} data - file contents
@returns {void}