Style/EvalWithLocation reports bad line offset

[agross]

Expected behavior

Message: Style/EvalWithLocation: Use __LINE__ - 3 instead of __LINE__, as they are used by backtraces.

Actual behavior

Message: Style/EvalWithLocation: Use __LINE__ - -3 instead of __LINE__, as they are used by backtraces.

Note: The line offset would be +3 if you followed the message.

Steps to reproduce the problem

eval('puts 42',
     binding,
     __FILE__,
     __LINE__)

RuboCop version

Include the output of rubocop -V. Here's an example:

$ rubocop -V
0.52.0 (using Parser 2.4.0.2, running on ruby 2.4.1 x64-mingw32)