| A | ↛ | Result removed |
| ⇢ | A | Rule::arguments() added | |
| A | ↛ | Result::violations_of() removed | |
| A | ↛ | Result::violations_in() removed | |
| A | ↛ | Result::__construct() removed | |
| A | ↛ | Rule::explain() removed | |
| A | ↛ | Variable::_with() removed | |
| A | ↛ | Variable::cannot() removed | |
| A | ↛ | Variable::must() removed | |
| A | ↛ | Result::ruleset() removed |