%------------------------------------------------------------------------------
% File : Twee---2.7
% Problem : COL001-2 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n007.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 : Tue Sep 29 09:37:05 AM UTC 2026
% Result : Unsatisfiable 0.20s 0.27s
% Output : CNFRefutation 0.20s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 4
% Syntax : Number of clauses : 13 ( 13 unt; 0 nHn; 3 RR)
% Number of literals : 13 ( 12 equ; 1 neg)
% Maximal clause size : 1 ( 1 avg)
% Maximal term depth : 6 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 4 con; 0-2 aty)
% Number of variables : 24 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(c1,negated_conjecture,
Y != apply(combinator,Y),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_fixed_point) ).
cnf(c2,axiom,
apply(apply(apply(s,X),Y2),Z) = apply(apply(X,Z),apply(Y2,Z)),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s_definition) ).
cnf(c3,plain,
apply(apply(apply(s,apply(b,X4)),X2),X3) = apply(apply(apply(b,X4),X3),apply(X2,X3)),
inference(substitution,[status(thm)],[c2]) ).
cnf(c4,axiom,
apply(apply(apply(b,X2),Y2),Z2) = apply(X2,apply(Y2,Z2)),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',b_definition) ).
cnf(c5,plain,
apply(apply(apply(b,X4),X3),apply(X2,X3)) = apply(X4,apply(X3,apply(X2,X3))),
inference(substitution,[status(thm)],[c4]) ).
cnf(c6,plain,
apply(apply(apply(s,apply(b,X4)),X2),X3) = apply(X4,apply(X3,apply(X2,X3))),
inference(transitivity,[status(thm)],[c3,c5]) ).
cnf(c7,plain,
apply(apply(apply(s,apply(b,X3)),i),X2) = apply(X3,apply(X2,apply(i,X2))),
inference(substitution,[status(thm)],[c6]) ).
cnf(c8,axiom,
apply(i,X2) = X2,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',step) ).
cnf(c9,plain,
apply(X2,apply(i,X2)) = apply(X2,X2),
inference(congruence,[status(thm)],[c8]) ).
cnf(c10,plain,
apply(X3,apply(X2,apply(i,X2))) = apply(X3,apply(X2,X2)),
inference(congruence,[status(thm)],[c9]) ).
cnf(c11,plain,
apply(apply(apply(s,apply(b,X3)),i),X2) = apply(X3,apply(X2,X2)),
inference(transitivity,[status(thm)],[c7,c10]) ).
cnf(c12,plain,
apply(apply(apply(s,apply(b,combinator)),i),apply(apply(s,apply(b,combinator)),i)) = apply(combinator,apply(apply(apply(s,apply(b,combinator)),i),apply(apply(s,apply(b,combinator)),i))),
inference(substitution,[status(thm)],[c11]) ).
cnf(c13,plain,
$false,
inference(resolution,[status(thm)],[c1,c12]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : COL001-2 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.04 % Command : run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.07/0.18 % Computer : n007.cluster.edu
% 0.07/0.18 % Model : x86_64 x86_64
% 0.07/0.18 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.18 % Memory : 8046.5625MB
% 0.07/0.18 % OS : Linux 6.8.0-71-generic
% 0.07/0.18 % CPULimit : 300
% 0.07/0.18 % WCLimit : 300
% 0.07/0.18 % DateTime : Mon Sep 28 21:26:25 UTC 2026
% 0.07/0.18 % CPUTime :
% 0.07/0.18 Running run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.20/0.27 Command-line arguments: --no-flatten-goal
% 0.20/0.27
% 0.20/0.27 % SZS status Unsatisfiable
% 0.20/0.27
% 0.20/0.27 % SZS output start CNFRefutation
% See solution above
% 0.20/0.27
% 0.20/0.27 RESULT: Unsatisfiable (the axioms are contradictory).
%------------------------------------------------------------------------------