Clean up worker
Clean up worker


Former-commit-id: 7d9f85e714ade07b550021c96297a42c24e97994
Former-commit-id: 26418499d81362dbfe75efd43b6ce765e502728d
Former-commit-id: e163376e54c850a1b2771b4580153b65c1b24a20
lanyudhy/Halite-II,yangle/HaliteIO,HaliteChallenge/Halite-II,yangle/HaliteIO,lanyudhy/Halite-II,HaliteChallenge/Halite,lanyudhy/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite,yangle/HaliteIO,HaliteChallenge/Halite,lanyudhy/Halite-II,lanyudhy/Halite-II,HaliteChallenge/Halite,yangle/HaliteIO,yangle/HaliteIO,yangle/HaliteIO,yangle/HaliteIO,HaliteChallenge/Halite-II,lanyudhy/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,lanyudhy/Halite-II,yangle/HaliteIO,lanyudhy/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite-II,lanyudhy/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite,yangle/HaliteIO,HaliteChallenge/Halite-II,yangle/HaliteIO,yangle/HaliteIO,HaliteChallenge/Halite,HaliteChallenge/Halite,lanyudhy/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,yangle/HaliteIO,HaliteChallenge/Halite-II,lanyudhy/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II