%------------------------------------------------------------------------------
% File : Enigma---0.5.1
% Problem : LCL368+2 : TPTP v9.3.1. Released v9.1.0.
% Transfm : none
% Format : tptp:raw
% Command : enigmatic-eprover.py %s %d 1
% Computer : n027.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 : Mon Sep 7 11:44:34 AM UTC 2026
% Result : Theorem 36.61s 6.95s
% Output : CNFRefutation 36.61s
% Verified :
% SZS Type : Refutation
% Derivation depth : 23
% Number of leaves : 3
% Syntax : Number of clauses : 34 ( 16 unt; 0 nHn; 14 RR)
% Number of literals : 56 ( 0 equ; 25 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 12 ( 2 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-1 aty)
% Number of functors : 6 ( 6 usr; 4 con; 0-2 aty)
% Number of variables : 156 ( 22 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(i_0_1,plain,
( is_a_theorem(X1)
| ~ is_a_theorem(X2)
| ~ is_a_theorem(implies(X2,X1)) ),
file('/export/starexec/sandbox/tmp/enigma-theBenchmark.p-qh4tbjrf/input.p',i_0_1) ).
cnf(i_0_2,plain,
is_a_theorem(implies(implies(implies(implies(implies(X1,implies(X2,X1)),implies(implies(X3,implies(X4,implies(X5,X4))),X6)),X6),implies(implies(implies(implies(implies(implies(implies(X7,X8),implies(implies(X8,X9),implies(X7,X9))),implies(implies(implies(n(X10),X10),X10),X11)),X11),implies(implies(X12,implies(n(X12),X13)),X14)),X14),X15)),X15)),
file('/export/starexec/sandbox/tmp/enigma-theBenchmark.p-qh4tbjrf/input.p',i_0_2) ).
cnf(i_0_3,negated_conjecture,
~ is_a_theorem(implies(implies(implies(x,implies(y,z)),u),implies(implies(y,implies(x,z)),u))),
file('/export/starexec/sandbox/tmp/enigma-theBenchmark.p-qh4tbjrf/input.p',i_0_3) ).
cnf(c_0_7,plain,
( is_a_theorem(X1)
| ~ is_a_theorem(X2)
| ~ is_a_theorem(implies(X2,X1)) ),
i_0_1 ).
cnf(c_0_8,plain,
is_a_theorem(implies(implies(implies(implies(implies(X1,implies(X2,X1)),implies(implies(X3,implies(X4,implies(X5,X4))),X6)),X6),implies(implies(implies(implies(implies(implies(implies(X7,X8),implies(implies(X8,X9),implies(X7,X9))),implies(implies(implies(n(X10),X10),X10),X11)),X11),implies(implies(X12,implies(n(X12),X13)),X14)),X14),X15)),X15)),
i_0_2 ).
cnf(c_0_9,plain,
( is_a_theorem(X1)
| ~ is_a_theorem(implies(implies(implies(implies(X2,implies(X3,X2)),implies(implies(X4,implies(X5,implies(X6,X5))),X7)),X7),implies(implies(implies(implies(implies(implies(implies(X8,X9),implies(implies(X9,X10),implies(X8,X10))),implies(implies(implies(n(X11),X11),X11),X12)),X12),implies(implies(X13,implies(n(X13),X14)),X15)),X15),X1))) ),
inference(spm,[status(thm)],[c_0_7,c_0_8]) ).
cnf(c_0_10,plain,
is_a_theorem(implies(X1,implies(X2,X1))),
inference(spm,[status(thm)],[c_0_9,c_0_8]) ).
cnf(c_0_11,plain,
( is_a_theorem(implies(X1,X2))
| ~ is_a_theorem(X2) ),
inference(spm,[status(thm)],[c_0_7,c_0_10]) ).
cnf(c_0_12,plain,
( is_a_theorem(X1)
| ~ is_a_theorem(implies(implies(implies(implies(implies(implies(implies(X2,X3),implies(implies(X3,X4),implies(X2,X4))),implies(implies(implies(n(X5),X5),X5),X6)),X6),implies(implies(X7,implies(n(X7),X8)),X9)),X9),X1)) ),
inference(spm,[status(thm)],[c_0_9,c_0_11]) ).
cnf(c_0_13,plain,
is_a_theorem(implies(X1,implies(implies(implies(implies(implies(implies(X2,X3),implies(implies(X3,X4),implies(X2,X4))),implies(implies(implies(n(X5),X5),X5),X6)),X6),implies(implies(X7,implies(n(X7),X8)),X9)),X9))),
inference(spm,[status(thm)],[c_0_12,c_0_10]) ).
cnf(c_0_14,plain,
is_a_theorem(implies(implies(implies(implies(implies(implies(X1,X2),implies(implies(X2,X3),implies(X1,X3))),implies(implies(implies(n(X4),X4),X4),X5)),X5),implies(implies(X6,implies(n(X6),X7)),X8)),X8)),
inference(spm,[status(thm)],[c_0_12,c_0_13]) ).
cnf(c_0_15,plain,
( is_a_theorem(X1)
| ~ is_a_theorem(implies(implies(implies(implies(implies(X2,X3),implies(implies(X3,X4),implies(X2,X4))),implies(implies(implies(n(X5),X5),X5),X6)),X6),implies(implies(X7,implies(n(X7),X8)),X1))) ),
inference(spm,[status(thm)],[c_0_7,c_0_14]) ).
cnf(c_0_16,plain,
is_a_theorem(implies(implies(implies(implies(X1,X2),implies(implies(X2,X3),implies(X1,X3))),implies(implies(implies(n(X4),X4),X4),X5)),X5)),
inference(spm,[status(thm)],[c_0_15,c_0_10]) ).
cnf(c_0_17,plain,
( is_a_theorem(X1)
| ~ is_a_theorem(implies(implies(implies(X2,X3),implies(implies(X3,X4),implies(X2,X4))),implies(implies(implies(n(X5),X5),X5),X1))) ),
inference(spm,[status(thm)],[c_0_7,c_0_16]) ).
cnf(c_0_18,plain,
is_a_theorem(implies(implies(X1,X2),implies(implies(X2,X3),implies(X1,X3)))),
inference(spm,[status(thm)],[c_0_17,c_0_10]) ).
cnf(c_0_19,plain,
( is_a_theorem(implies(implies(X1,X2),implies(X3,X2)))
| ~ is_a_theorem(implies(X3,X1)) ),
inference(spm,[status(thm)],[c_0_7,c_0_18]) ).
cnf(c_0_20,plain,
( is_a_theorem(implies(X1,X2))
| ~ is_a_theorem(implies(X3,X2))
| ~ is_a_theorem(implies(X1,X3)) ),
inference(spm,[status(thm)],[c_0_7,c_0_19]) ).
cnf(c_0_21,plain,
( is_a_theorem(implies(X1,implies(X2,X3)))
| ~ is_a_theorem(implies(X1,X3)) ),
inference(spm,[status(thm)],[c_0_20,c_0_10]) ).
cnf(c_0_22,plain,
( is_a_theorem(X1)
| ~ is_a_theorem(implies(implies(implies(X2,X3),implies(implies(X3,X4),implies(X2,X4))),X1)) ),
inference(spm,[status(thm)],[c_0_17,c_0_21]) ).
cnf(c_0_23,plain,
is_a_theorem(implies(implies(implies(implies(X1,X2),implies(X3,X2)),X4),implies(implies(X3,X1),X4))),
inference(spm,[status(thm)],[c_0_22,c_0_18]) ).
cnf(c_0_24,plain,
( is_a_theorem(implies(implies(X1,X2),implies(X3,X2)))
| ~ is_a_theorem(implies(implies(implies(n(X4),X4),X4),implies(X3,X1))) ),
inference(spm,[status(thm)],[c_0_17,c_0_19]) ).
cnf(c_0_25,plain,
( is_a_theorem(implies(implies(X1,X2),X3))
| ~ is_a_theorem(implies(implies(implies(X2,X4),implies(X1,X4)),X3)) ),
inference(spm,[status(thm)],[c_0_7,c_0_23]) ).
cnf(c_0_26,plain,
is_a_theorem(implies(implies(implies(implies(n(X1),X1),X1),X2),implies(X3,X2))),
inference(spm,[status(thm)],[c_0_24,c_0_10]) ).
cnf(c_0_27,plain,
( is_a_theorem(implies(implies(X1,X2),implies(X3,X2)))
| ~ is_a_theorem(implies(X3,implies(n(X1),X1))) ),
inference(spm,[status(thm)],[c_0_24,c_0_19]) ).
cnf(c_0_28,plain,
is_a_theorem(implies(implies(X1,implies(n(X2),X2)),implies(X3,implies(X1,X2)))),
inference(spm,[status(thm)],[c_0_25,c_0_26]) ).
cnf(c_0_29,plain,
is_a_theorem(implies(implies(implies(X1,X2),X3),implies(implies(X1,implies(n(X2),X2)),X3))),
inference(spm,[status(thm)],[c_0_27,c_0_28]) ).
cnf(c_0_30,plain,
( is_a_theorem(implies(X1,implies(X2,X3)))
| ~ is_a_theorem(implies(X1,implies(X4,X3)))
| ~ is_a_theorem(implies(X2,X4)) ),
inference(spm,[status(thm)],[c_0_20,c_0_19]) ).
cnf(c_0_31,plain,
is_a_theorem(implies(implies(X1,X2),implies(implies(X2,implies(n(X3),X3)),implies(X1,X3)))),
inference(spm,[status(thm)],[c_0_25,c_0_29]) ).
cnf(c_0_32,negated_conjecture,
~ is_a_theorem(implies(implies(implies(x,implies(y,z)),u),implies(implies(y,implies(x,z)),u))),
i_0_3 ).
cnf(c_0_33,plain,
( is_a_theorem(implies(implies(X1,X2),implies(X3,implies(X1,X4))))
| ~ is_a_theorem(implies(X3,implies(X2,implies(n(X4),X4)))) ),
inference(spm,[status(thm)],[c_0_30,c_0_31]) ).
cnf(c_0_34,plain,
( is_a_theorem(implies(X1,implies(implies(X2,X3),implies(X4,X3))))
| ~ is_a_theorem(implies(X1,implies(X4,X2))) ),
inference(spm,[status(thm)],[c_0_20,c_0_18]) ).
cnf(c_0_35,negated_conjecture,
~ is_a_theorem(implies(implies(y,implies(x,z)),implies(x,implies(y,z)))),
inference(spm,[status(thm)],[c_0_32,c_0_19]) ).
cnf(c_0_36,plain,
( is_a_theorem(implies(implies(X1,implies(X2,X3)),implies(X4,implies(X1,X3))))
| ~ is_a_theorem(implies(X4,implies(n(X3),X2))) ),
inference(spm,[status(thm)],[c_0_33,c_0_34]) ).
cnf(c_0_37,negated_conjecture,
$false,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_35,c_0_36]),c_0_10])]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : LCL368+2 : TPTP v9.3.1. Released v9.1.0.
% 0.00/0.03 % Command : enigmatic-eprover.py %s %d 1
% 0.09/0.34 % Computer : n027.cluster.edu
% 0.09/0.34 % Model : x86_64 x86_64
% 0.09/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.34 % Memory : 8046.5625MB
% 0.09/0.34 % OS : Linux 6.8.0-71-generic
% 0.09/0.34 % CPULimit : 300
% 0.09/0.34 % WCLimit : 300
% 0.09/0.34 % DateTime : Fri Sep 4 14:21:29 UTC 2026
% 0.09/0.35 % CPUTime :
% 0.12/0.40 # ENIGMATIC: Selected complete mode:
% 36.61/6.95 # ENIGMATIC: Solved by Enigma+tptp-cade20-model02-h2e15+lgb-t150-d30-l6400-e0.15+coop-mzr02:
% 36.61/6.95 # ENIGMA: LightGBM model '/export/starexec/sandbox/solver/bin/data/Enigma/tptp-cade20-model02-h2e15/lgb-t150-d30-l6400-e0.15/model.lgb' loaded. (hash_base: 32768; conj_feats: 27; version: 991; iters: 150)
% 36.61/6.95 # Preprocessing time : 1.694 s
% 36.61/6.95
% 36.61/6.95 # Proof found!
% 36.61/6.95 # SZS status Theorem
% 36.61/6.95 # SZS output start CNFRefutation
% See solution above
% 36.61/6.95 # Training examples: 0 positive, 0 negative
% 36.61/6.95
% 36.61/6.95 # -------------------------------------------------
% 36.61/6.95 # User time : 2.298 s
% 36.61/6.95 # System time : 0.307 s
% 36.61/6.95 # Total time : 2.605 s
% 36.61/6.95 # ...preprocessing : 1.694 s
% 36.61/6.95 # ...main loop : 0.911 s
% 36.61/6.95 # Maximum resident set size: 170664 pages
% 36.61/6.95
%------------------------------------------------------------------------------