%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : SWV258-2 : TPTP v9.3.1. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n001.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 09:01:47 AM UTC 2026
% Result : Unsatisfiable 12.49s 2.21s
% Output : CNFRefutation 12.49s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 6
% Syntax : Number of clauses : 17 ( 10 unt; 0 nHn; 14 RR)
% Number of literals : 26 ( 0 equ; 14 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-3 aty)
% Number of functors : 6 ( 6 usr; 3 con; 0-3 aty)
% Number of variables : 21 ( 2 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(cls_conjecture_0,negated_conjecture,
'c$uin'('v$uX','c$uMessage$uOparts'('v$uH'),'tc$uMessage$uOmsg') ).
cnf(cls_conjecture_1,negated_conjecture,
~ 'c$ulessequals'('c$uMessage$uOparts'('c$uinsert'('v$uX','v$uH','tc$uMessage$uOmsg')),'c$uMessage$uOparts'('v$uH'),'tc$uset'('tc$uMessage$uOmsg')) ).
cnf(cls_Message_Oparts__subset__iff_0,axiom,
( 'c$ulessequals'(X0,'c$uMessage$uOparts'(X1),'tc$uset'('tc$uMessage$uOmsg'))
| ~ 'c$ulessequals'('c$uMessage$uOparts'(X0),'c$uMessage$uOparts'(X1),'tc$uset'('tc$uMessage$uOmsg')) ) ).
cnf(cls_Message_Oparts__subset__iff_1,axiom,
( 'c$ulessequals'('c$uMessage$uOparts'(X0),'c$uMessage$uOparts'(X1),'tc$uset'('tc$uMessage$uOmsg'))
| ~ 'c$ulessequals'(X0,'c$uMessage$uOparts'(X1),'tc$uset'('tc$uMessage$uOmsg')) ) ).
cnf(cls_Set_Oinsert__subset_2,axiom,
( 'c$ulessequals'('c$uinsert'(X0,X3,X2),X1,'tc$uset'(X2))
| ~ 'c$ulessequals'(X3,X1,'tc$uset'(X2))
| ~ 'c$uin'(X0,X1,X2) ) ).
cnf(cls_Set_Osubset__refl_0,axiom,
'c$ulessequals'(X0,X0,'tc$uset'(X1)) ).
cnf(c0,plain,
'c$uin'('v$uX','c$uMessage$uOparts'('v$uH'),'tc$uMessage$uOmsg'),
inference(clausification,[status(esa)],[cls_conjecture_0]) ).
cnf(c1,plain,
~ 'c$ulessequals'('c$uMessage$uOparts'('c$uinsert'('v$uX','v$uH','tc$uMessage$uOmsg')),'c$uMessage$uOparts'('v$uH'),'tc$uset'('tc$uMessage$uOmsg')),
inference(clausification,[status(esa)],[cls_conjecture_1]) ).
cnf(c2,plain,
( 'c$ulessequals'(X0,'c$uMessage$uOparts'(X1),'tc$uset'('tc$uMessage$uOmsg'))
| ~ 'c$ulessequals'('c$uMessage$uOparts'(X0),'c$uMessage$uOparts'(X1),'tc$uset'('tc$uMessage$uOmsg')) ),
inference(clausification,[status(esa)],[cls_Message_Oparts__subset__iff_0]) ).
cnf(c3,plain,
( 'c$ulessequals'('c$uMessage$uOparts'(X0),'c$uMessage$uOparts'(X1),'tc$uset'('tc$uMessage$uOmsg'))
| ~ 'c$ulessequals'(X0,'c$uMessage$uOparts'(X1),'tc$uset'('tc$uMessage$uOmsg')) ),
inference(clausification,[status(esa)],[cls_Message_Oparts__subset__iff_1]) ).
cnf(c4,plain,
( 'c$ulessequals'('c$uinsert'(X0,X3,X2),X1,'tc$uset'(X2))
| ~ 'c$ulessequals'(X3,X1,'tc$uset'(X2))
| ~ 'c$uin'(X0,X1,X2) ),
inference(clausification,[status(esa)],[cls_Set_Oinsert__subset_2]) ).
cnf(c5,plain,
'c$ulessequals'(X0,X0,'tc$uset'(X1)),
inference(clausification,[status(esa)],[cls_Set_Osubset__refl_0]) ).
cnf(d0,plain,
~ 'c$ulessequals'('c$uinsert'('v$uX','v$uH','tc$uMessage$uOmsg'),'c$uMessage$uOparts'('v$uH'),'tc$uset'('tc$uMessage$uOmsg')),
inference(resolution,[status(thm)],[c3,c1]) ).
cnf(d1,plain,
( ~ 'c$ulessequals'('v$uH','c$uMessage$uOparts'('v$uH'),'tc$uset'('tc$uMessage$uOmsg'))
| ~ 'c$uin'('v$uX','c$uMessage$uOparts'('v$uH'),'tc$uMessage$uOmsg') ),
inference(resolution,[status(thm)],[d0,c4]) ).
cnf(d2,plain,
~ 'c$ulessequals'('v$uH','c$uMessage$uOparts'('v$uH'),'tc$uset'('tc$uMessage$uOmsg')),
inference(resolution,[status(thm)],[c0,d1]) ).
cnf(d3,plain,
'c$ulessequals'(X0,'c$uMessage$uOparts'(X0),'tc$uset'('tc$uMessage$uOmsg')),
inference(resolution,[status(thm)],[c2,c5]) ).
cnf(d4,plain,
$false,
inference(resolution,[status(thm)],[d3,d2]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SWV258-2 : TPTP v9.3.1. Released v3.2.0.
% 0.00/0.04 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.36 % Computer : n001.cluster.edu
% 0.09/0.36 % Model : x86_64 x86_64
% 0.09/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.36 % Memory : 8046.5625MB
% 0.09/0.36 % OS : Linux 6.8.0-71-generic
% 0.09/0.36 % CPULimit : 300
% 0.09/0.36 % WCLimit : 300
% 0.09/0.36 % DateTime : Sat Sep 26 13:29:43 UTC 2026
% 0.09/0.37 % CPUTime :
% 0.09/0.37 Running casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 12.49/2.21 % SZS status Unsatisfiable for theBenchmark.p
% 12.49/2.21 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------