040000 tree 1b991dbe97321227280721a356a8ebc2ca3d736f	move.iter.ops
040000 tree 3b6b0e6627e5b8492f5920ca783ef97de29b12b6	move.iter.requirements
040000 tree e3b701907c03d46a6c9444ffdf8f0b95897b4918	move.iterator
040000 tree 666adcb944178d4b6694a12d32b03cc070512a96	move.sentinel