A screenshot of the logs when he kills you doesn't prove that he didn't have a valid reason to do so. Unless you can prove that you didn't do anything traitorous the whole round there isn't really enough evidence for him to be punished.

A screenshot of the logs when he kills you doesn't prove that he didn't have a valid reason to do so. Unless you can prove that you didn't do anything traitorous the whole round there isn't really enough evidence for him to be punished.