%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : HWV019-1 : TPTP v9.3.1. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n019.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 07:32:56 AM UTC 2026
% Result : Unsatisfiable 24.89s 3.67s
% Output : CNFRefutation 24.89s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 7
% Syntax : Number of clauses : 23 ( 11 unt; 8 nHn; 21 RR)
% Number of literals : 50 ( 2 equ; 21 neg)
% Maximal clause size : 5 ( 2 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 7 ( 5 usr; 1 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 3 con; 0-2 aty)
% Number of variables : 6 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(quest_1,negated_conjecture,
'p$uWr$uerror'(plus('t$u139',n1)) ).
cnf(quest_2,negated_conjecture,
'p$uWr'('t$u139') ).
cnf(quest_3,negated_conjecture,
~ 'p$uReset'('t$u139') ).
cnf(quest_4,negated_conjecture,
( 'p$uRd'('t$u139')
| gt('fifo$ulength',level('t$u139')) ) ).
cnf(axiom_21,axiom,
level(X0) = 'int$ulevel'(X0) ).
cnf(axiom_34,axiom,
( ~ 'p$uWr$uerror'(plus(X0,n1))
| ~ gt('fifo$ulength','int$ulevel'(X0))
| 'p$uRd'(X0)
| ~ 'p$uWr'(X0)
| 'p$uReset'(X0) ) ).
cnf(axiom_51,axiom,
( ~ 'p$uWr$uerror'(plus(X0,n1))
| ~ 'p$uRd'(X0)
| ~ 'p$uWr'(X0)
| 'p$uReset'(X0) ) ).
cnf(c0,plain,
'p$uWr$uerror'(plus('t$u139',n1)),
inference(clausification,[status(esa)],[quest_1]) ).
cnf(c1,plain,
'p$uWr'('t$u139'),
inference(clausification,[status(esa)],[quest_2]) ).
cnf(c2,plain,
~ 'p$uReset'('t$u139'),
inference(clausification,[status(esa)],[quest_3]) ).
cnf(c3,plain,
( 'p$uRd'('t$u139')
| gt('fifo$ulength',level('t$u139')) ),
inference(clausification,[status(esa)],[quest_4]) ).
cnf(c24,plain,
level(X0) = 'int$ulevel'(X0),
inference(clausification,[status(esa)],[axiom_21]) ).
cnf(c37,plain,
( ~ 'p$uWr'(X0)
| 'p$uReset'(X0)
| 'p$uRd'(X0)
| ~ gt('fifo$ulength','int$ulevel'(X0))
| ~ 'p$uWr$uerror'(plus(X0,n1)) ),
inference(clausification,[status(esa)],[axiom_34]) ).
cnf(c54,plain,
( ~ 'p$uWr$uerror'(plus(X0,n1))
| ~ 'p$uRd'(X0)
| ~ 'p$uWr'(X0)
| 'p$uReset'(X0) ),
inference(clausification,[status(esa)],[axiom_51]) ).
cnf(d0,plain,
( 'p$uRd'('t$u139')
| gt('fifo$ulength','int$ulevel'('t$u139')) ),
inference(demodulation,[status(thm)],[c3,c24]) ).
cnf(d1,plain,
( 'p$uRd'('t$u139')
| 'p$uRd'('t$u139')
| 'p$uReset'('t$u139')
| ~ 'p$uWr'('t$u139')
| ~ 'p$uWr$uerror'(plus('t$u139',n1)) ),
inference(resolution,[status(thm)],[c37,d0]) ).
cnf(d2,plain,
( 'p$uRd'('t$u139')
| 'p$uReset'('t$u139')
| ~ 'p$uWr$uerror'(plus('t$u139',n1)) ),
inference(resolution,[status(thm)],[c1,d1]) ).
cnf(d3,plain,
( 'p$uRd'('t$u139')
| 'p$uReset'('t$u139') ),
inference(resolution,[status(thm)],[c0,d2]) ).
cnf(d4,plain,
'p$uRd'('t$u139'),
inference(resolution,[status(thm)],[c2,d3]) ).
cnf(d5,plain,
( ~ 'p$uRd'('t$u139')
| 'p$uReset'('t$u139')
| ~ 'p$uWr'('t$u139') ),
inference(resolution,[status(thm)],[c54,c0]) ).
cnf(d6,plain,
( ~ 'p$uRd'('t$u139')
| 'p$uReset'('t$u139') ),
inference(resolution,[status(thm)],[c1,d5]) ).
cnf(d7,plain,
~ 'p$uRd'('t$u139'),
inference(resolution,[status(thm)],[c2,d6]) ).
cnf(d8,plain,
$false,
inference(resolution,[status(thm)],[d7,d4]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : HWV019-1 : TPTP v9.3.1. Released v2.5.0.
% 0.00/0.07 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.43 % Computer : n019.cluster.edu
% 0.18/0.43 % Model : x86_64 x86_64
% 0.18/0.43 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.18/0.43 % Memory : 8046.5625MB
% 0.18/0.43 % OS : Linux 6.8.0-71-generic
% 0.18/0.43 % CPULimit : 300
% 0.18/0.43 % WCLimit : 300
% 0.18/0.43 % DateTime : Fri Sep 25 16:01:33 UTC 2026
% 0.18/0.43 % CPUTime :
% 0.18/0.43 Running casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 24.89/3.67 % SZS status Unsatisfiable for theBenchmark.p
% 24.89/3.67 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------