Kodkod detects inconsistency in a set comprehension assignment
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Michael Leuschel November 11, 2020 at 5:48 PM
Issue should be fixed now in 7ab1bbe80217e83a07fd32525352f4352612ab00.
is_inconsistent_expression has been improved to ignore elem(.) informations.
Michael Leuschel November 11, 2020 at 5:30 PM
Yes, an even simpler predicate is this one:
Fixed
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Michael LeuschelReporter
Michael LeuschelPriority
MajorCreated November 11, 2020 at 5:29 PM
Updated November 11, 2020 at 8:52 PM
Resolved November 11, 2020 at 8:52 PM
For this constraint, the Kodkod backend returns the wrong result
Maybe the fact the set is empty is erroneously propagated to the outside.