test/regress/regress0/rels/rel_join_2.cvc


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% EXPECT: unsat
OPTION "logic" "ALL";
IntPair: TYPE = [INT, INT];
IntTup: TYPE = [INT, INT, INT];
x : SET OF IntPair;
y : SET OF IntTup;

z : IntPair;
ASSERT z = (1,2);
zt : IntTup;
ASSERT zt = (2,1,3);
a : IntTup;
ASSERT a = (1,1,3);

ASSERT z IS_IN x;
ASSERT zt IS_IN y;

ASSERT NOT (a IS_IN (x JOIN y));

CHECKSAT;