%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : COL112-2 : TPTP v9.3.1. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n018.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Sun Sep 27 06:56:58 AM UTC 2026
% Result : Unsatisfiable 6.90s 2.92s
% Output : CNFRefutation 6.90s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 3
% Syntax : Number of clauses : 8 ( 6 unt; 0 nHn; 4 RR)
% Number of literals : 10 ( 0 equ; 5 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 4 ( 1 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-3 aty)
% Number of functors : 8 ( 8 usr; 5 con; 0-4 aty)
% Number of variables : 8 ( 2 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(cls_conjecture_0,negated_conjecture,
( ~ 'c$uin'('c$uPair'('v$ux',X0,'tc$uComb$uOcomb','tc$uComb$uOcomb'),'c$uComb$uOparcontract','tc$uprod'('tc$uComb$uOcomb','tc$uComb$uOcomb'))
| ~ 'c$uin'('c$uPair'('c$uComb$uOcomb$uOop$uA$uD$uD'('c$uComb$uOcomb$uOop$uA$uD$uD'('c$uComb$uOcomb$uOK','v$ux'),'v$uya'),X0,'tc$uComb$uOcomb','tc$uComb$uOcomb'),'c$uComb$uOparcontract','tc$uprod'('tc$uComb$uOcomb','tc$uComb$uOcomb')) ) ).
cnf(cls_Comb_Oparcontract_Ointros__1_0,axiom,
'c$uin'('c$uPair'(X0,X0,'tc$uComb$uOcomb','tc$uComb$uOcomb'),'c$uComb$uOparcontract','tc$uprod'('tc$uComb$uOcomb','tc$uComb$uOcomb')) ).
cnf(cls_Comb_Oparcontract_Ointros__2_0,axiom,
'c$uin'('c$uPair'('c$uComb$uOcomb$uOop$uA$uD$uD'('c$uComb$uOcomb$uOop$uA$uD$uD'('c$uComb$uOcomb$uOK',X0),X1),X0,'tc$uComb$uOcomb','tc$uComb$uOcomb'),'c$uComb$uOparcontract','tc$uprod'('tc$uComb$uOcomb','tc$uComb$uOcomb')) ).
cnf(c0,plain,
( ~ 'c$uin'('c$uPair'('v$ux',X0,'tc$uComb$uOcomb','tc$uComb$uOcomb'),'c$uComb$uOparcontract','tc$uprod'('tc$uComb$uOcomb','tc$uComb$uOcomb'))
| ~ 'c$uin'('c$uPair'('c$uComb$uOcomb$uOop$uA$uD$uD'('c$uComb$uOcomb$uOop$uA$uD$uD'('c$uComb$uOcomb$uOK','v$ux'),'v$uya'),X0,'tc$uComb$uOcomb','tc$uComb$uOcomb'),'c$uComb$uOparcontract','tc$uprod'('tc$uComb$uOcomb','tc$uComb$uOcomb')) ),
inference(clausification,[status(esa)],[cls_conjecture_0]) ).
cnf(c1,plain,
'c$uin'('c$uPair'(X0,X0,'tc$uComb$uOcomb','tc$uComb$uOcomb'),'c$uComb$uOparcontract','tc$uprod'('tc$uComb$uOcomb','tc$uComb$uOcomb')),
inference(clausification,[status(esa)],[cls_Comb_Oparcontract_Ointros__1_0]) ).
cnf(c2,plain,
'c$uin'('c$uPair'('c$uComb$uOcomb$uOop$uA$uD$uD'('c$uComb$uOcomb$uOop$uA$uD$uD'('c$uComb$uOcomb$uOK',X0),X1),X0,'tc$uComb$uOcomb','tc$uComb$uOcomb'),'c$uComb$uOparcontract','tc$uprod'('tc$uComb$uOcomb','tc$uComb$uOcomb')),
inference(clausification,[status(esa)],[cls_Comb_Oparcontract_Ointros__2_0]) ).
cnf(d0,plain,
~ 'c$uin'('c$uPair'('v$ux','v$ux','tc$uComb$uOcomb','tc$uComb$uOcomb'),'c$uComb$uOparcontract','tc$uprod'('tc$uComb$uOcomb','tc$uComb$uOcomb')),
inference(resolution,[status(thm)],[c2,c0]) ).
cnf(d1,plain,
$false,
inference(resolution,[status(thm)],[c1,d0]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : COL112-2 : TPTP v9.3.1. Released v3.2.0.
% 0.00/0.04 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.35 % Computer : n018.cluster.edu
% 0.09/0.35 % Model : x86_64 x86_64
% 0.09/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.35 % Memory : 8046.5625MB
% 0.09/0.35 % OS : Linux 6.8.0-71-generic
% 0.09/0.35 % CPULimit : 300
% 0.09/0.35 % WCLimit : 300
% 0.09/0.35 % DateTime : Sat Sep 26 23:18:52 UTC 2026
% 0.09/0.35 % CPUTime :
% 0.09/0.35 Running casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 6.90/2.92 % SZS status Unsatisfiable for theBenchmark.p
% 6.90/2.92 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------