Bug in a constructor vile battle, different % of destruction between repetition and log battle

In the battle of constructor vile battle my opponent did 42% of damage, I did 46% of damage , but the result was different, because the battle log show me ”I defeat”, because my opponent did 49% and I did 46%. It is wrong. I am uploading those capture screen

Repetition oppent battle
Screen_01_.jpg

My Log result battle (different percent of destruction)
Screen_02_.jpeg