starting
round 0 trimming to 15 trying 2p peak model... converged. score:  553413837222396
round 1 trimming to 20 trying 2p peak model... converged. score:  553484314000371
round 2 trimming to 25 trying 2p peak model... converged. score:  553478167461821
round 3 trimming to 30 trying 2p peak model... converged. score:  553499176690975
done