error: The use of negated comparison operators on partially ordered types produces code that is hard to read and refactor. Please consider using the `partial_cmp` method instead, to make it clear that the two values could be incomparable. --> $DIR/neg_cmp_op_on_partial_ord.rs:17:21 | 17 | let _not_less = !(a_value < another_value); | ^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: `-D neg-cmp-op-on-partial-ord` implied by `-D warnings` error: The use of negated comparison operators on partially ordered types produces code that is hard to read and refactor. Please consider using the `partial_cmp` method instead, to make it clear that the two values could be incomparable. --> $DIR/neg_cmp_op_on_partial_ord.rs:20:30 | 20 | let _not_less_or_equal = !(a_value <= another_value); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: The use of negated comparison operators on partially ordered types produces code that is hard to read and refactor. Please consider using the `partial_cmp` method instead, to make it clear that the two values could be incomparable. --> $DIR/neg_cmp_op_on_partial_ord.rs:23:24 | 23 | let _not_greater = !(a_value > another_value); | ^^^^^^^^^^^^^^^^^^^^^^^^^^ error: The use of negated comparison operators on partially ordered types produces code that is hard to read and refactor. Please consider using the `partial_cmp` method instead, to make it clear that the two values could be incomparable. --> $DIR/neg_cmp_op_on_partial_ord.rs:26:33 | 26 | let _not_greater_or_equal = !(a_value >= another_value); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: aborting due to 4 previous errors