The method getColumnName() does not exist on Noitran\Repositories\Con...ory\RepositoryInterface. It seems like you code against a sub-type of said class. However, the method does not exist in Noitran\Repositories\Tes...sitories\UserRepository. Are you sure you never get one of those?
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Ignorable by Annotation
)
If this is a false-positive, you can also ignore this issue in your code via the ignore-call annotation
The expression return $model->whereIn($...mn, $this->getValues()) also could return the type Illuminate\Database\Query\Builder which is incompatible with the documented return type Illuminate\Database\Eloquent\Builder.