apps/aco/aco_1.00_i686-pc-linux-gnu/
apps/aco/aco_1.00_i686-pc-linux-gnu/aco_1.00_i686-pc-linux-gnu <- this is the wrapper
apps/aco/aco_1.00_i686-pc-linux-gnu/worker_1.00_i686-pc-linux-gnu (this file doesn't need version and platform, but you might as well have it...)