Bug with evade?

In this melee, the fox evades my hamstring even though we are already in combat, and I shouldn't be able to hamstring. <670hp 504m 818mv (2 AM) (11:23:38)> ss ! You swing a leaf-bladed dagger at a fox's hamstring but miss. A fox's claw EVISCERATES you! A fox is in perfect health. <621hp 504m 818mv (2 AM) (11:23:40)> A fox bites you. A fox's bite MASSACRES you! A fox is in perfect health. <554hp 504m 818mv (2 AM) (11:23:40)> fle ss You dodge a fox's claw and close in for a concealed attack! Your pierce EVISCERATES a fox! A fox's claw EVISCERATES you! A fox dodges your pierce. A fox dodges your wrath. A fox dodges your pierce. A fox dodges your pierce. A tattoo of a Gaping Maw purses its lips. A glob of slime is ejected from your lips aimed at the eyes of a fox! A fox narrowly avoids your spit! A fox has a few scratches. <506hp 504m 818mv (2 AM) (11:23:43)> ss A fox bites you. A fox's bite EVISCERATES you! A fox has a few scratches. <462hp 504m 818mv (2 AM) (11:23:44)> You parry a fox's claw. A fox's claw EVISCERATES you! A fox dodges your pierce. A fox dodges your wrath. Your pierce MASSACRES a fox! A fox has some small but disgusting cuts. <412hp 504m 818mv (2 AM) (11:23:48)> A fox dodges your hamstring. A fox has some small but disgusting cuts. <412hp 504m 818mv (2 AM) (11:23:48)> fle A fox bites you. A fox's bite devastates you! A fox has some small but disgusting cuts.