ADD revert { Load "output/load/Load_noproof.v". }
ADD { Load "output/load/Load_proof.v". }
ADD { Fail Load "output/load/Load_openproof.v". }
WAIT
QUERY { Check f. }
QUERY { Check u. }
EDIT_AT revert
QUERY { Check f. }
QUERY { Fail Check u. }
JOIN