TSTP Solution File: SYN581-1 by Otter---3.3
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%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : SYN581-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n008.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Wed Jul 27 13:24:57 EDT 2022
% Result : Unsatisfiable 1.76s 1.92s
% Output : Refutation 1.76s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 9
% Syntax : Number of clauses : 14 ( 10 unt; 0 nHn; 10 RR)
% Number of literals : 22 ( 0 equ; 9 neg)
% Maximal clause size : 4 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 4 ( 3 usr; 1 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 4 con; 0-2 aty)
% Number of variables : 17 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,axiom,
~ p11(f4(f6(c15,c18)),c16),
file('SYN581-1.p',unknown),
[] ).
cnf(6,axiom,
( p2(f4(A),f4(B))
| ~ p2(A,B) ),
file('SYN581-1.p',unknown),
[] ).
cnf(10,axiom,
( p2(A,B)
| ~ p2(C,A)
| ~ p2(C,B) ),
file('SYN581-1.p',unknown),
[] ).
cnf(13,axiom,
( p11(A,B)
| ~ p2(C,A)
| ~ p2(D,B)
| ~ p11(C,D) ),
file('SYN581-1.p',unknown),
[] ).
cnf(15,axiom,
( p2(f6(A,B),f6(C,D))
| ~ p2(B,D)
| ~ p5(A,C) ),
file('SYN581-1.p',unknown),
[] ).
cnf(25,axiom,
p2(A,A),
file('SYN581-1.p',unknown),
[] ).
cnf(26,axiom,
p5(A,A),
file('SYN581-1.p',unknown),
[] ).
cnf(28,axiom,
p2(c18,c14),
file('SYN581-1.p',unknown),
[] ).
cnf(31,axiom,
p11(f4(f6(c15,c14)),c16),
file('SYN581-1.p',unknown),
[] ).
cnf(36,plain,
p2(c14,c18),
inference(hyper,[status(thm)],[28,10,25]),
[iquote('hyper,28,10,25')] ).
cnf(48,plain,
p2(f6(A,c14),f6(A,c18)),
inference(hyper,[status(thm)],[36,15,26]),
[iquote('hyper,36,15,26')] ).
cnf(110,plain,
p2(f4(f6(A,c14)),f4(f6(A,c18))),
inference(hyper,[status(thm)],[48,6]),
[iquote('hyper,48,6')] ).
cnf(212,plain,
p11(f4(f6(c15,c18)),c16),
inference(hyper,[status(thm)],[110,13,25,31]),
[iquote('hyper,110,13,25,31')] ).
cnf(213,plain,
$false,
inference(binary,[status(thm)],[212,1]),
[iquote('binary,212.1,1.1')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : SYN581-1 : TPTP v8.1.0. Released v2.5.0.
% 0.03/0.12 % Command : otter-tptp-script %s
% 0.13/0.33 % Computer : n008.cluster.edu
% 0.13/0.33 % Model : x86_64 x86_64
% 0.13/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33 % Memory : 8042.1875MB
% 0.13/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33 % CPULimit : 300
% 0.13/0.33 % WCLimit : 300
% 0.13/0.33 % DateTime : Wed Jul 27 11:14:38 EDT 2022
% 0.13/0.33 % CPUTime :
% 1.76/1.92 ----- Otter 3.3f, August 2004 -----
% 1.76/1.92 The process was started by sandbox on n008.cluster.edu,
% 1.76/1.92 Wed Jul 27 11:14:38 2022
% 1.76/1.92 The command was "./otter". The process ID is 21518.
% 1.76/1.92
% 1.76/1.92 set(prolog_style_variables).
% 1.76/1.92 set(auto).
% 1.76/1.92 dependent: set(auto1).
% 1.76/1.92 dependent: set(process_input).
% 1.76/1.92 dependent: clear(print_kept).
% 1.76/1.92 dependent: clear(print_new_demod).
% 1.76/1.92 dependent: clear(print_back_demod).
% 1.76/1.92 dependent: clear(print_back_sub).
% 1.76/1.92 dependent: set(control_memory).
% 1.76/1.92 dependent: assign(max_mem, 12000).
% 1.76/1.92 dependent: assign(pick_given_ratio, 4).
% 1.76/1.92 dependent: assign(stats_level, 1).
% 1.76/1.92 dependent: assign(max_seconds, 10800).
% 1.76/1.92 clear(print_given).
% 1.76/1.92
% 1.76/1.92 list(usable).
% 1.76/1.92 0 [] p7(X34,X34).
% 1.76/1.92 0 [] p2(X18,X18).
% 1.76/1.92 0 [] p5(X31,X31).
% 1.76/1.92 0 [] p12(c13,c18).
% 1.76/1.92 0 [] p2(c18,c14).
% 1.76/1.92 0 [] p2(f3(c18),f8(f9(c17))).
% 1.76/1.92 0 [] p11(f4(f6(c15,c13)),c16).
% 1.76/1.92 0 [] p11(f4(f6(c15,c14)),c16).
% 1.76/1.92 0 [] -p11(f4(f6(c15,c18)),c16).
% 1.76/1.92 0 [] p11(X11,X12)| -p12(X11,X12).
% 1.76/1.92 0 [] p11(X11,X12)| -p2(X11,X12).
% 1.76/1.92 0 [] p7(f9(X37),f9(X38))| -p7(X37,X38).
% 1.76/1.92 0 [] p2(f3(X21),f3(X22))| -p2(X21,X22).
% 1.76/1.92 0 [] p2(f4(X23),f4(X24))| -p2(X23,X24).
% 1.76/1.92 0 [] p2(f8(X29),f8(X30))| -p7(X29,X30).
% 1.76/1.92 0 [] p12(X11,X12)|p2(X11,X12)| -p11(X11,X12).
% 1.76/1.92 0 [] p7(X35,X36)| -p7(X34,X35)| -p7(X34,X36).
% 1.76/1.92 0 [] p2(X19,X20)| -p2(X18,X19)| -p2(X18,X20).
% 1.76/1.92 0 [] p5(X32,X33)| -p5(X31,X32)| -p5(X31,X33).
% 1.76/1.92 0 [] p10(c15,f3(X6),X6)| -p11(X6,c14)| -p11(c13,X6).
% 1.76/1.92 0 [] p11(X7,X8)| -p2(X9,X7)| -p2(X10,X8)| -p11(X9,X10).
% 1.76/1.92 0 [] p12(X14,X15)| -p2(X16,X14)| -p2(X17,X15)| -p12(X16,X17).
% 1.76/1.92 0 [] p2(f6(X25,X26),f6(X27,X28))| -p2(X26,X28)| -p5(X25,X27).
% 1.76/1.92 0 [] p10(X0,X1,X2)| -p5(X3,X0)| -p2(X5,X2)| -p2(X4,X1)| -p10(X3,X4,X5).
% 1.76/1.92 0 [] p11(f4(f6(c15,X13)),c16)| -p12(X13,c14)| -p12(c13,X13)| -p2(f3(X13),f8(f9(c17))).
% 1.76/1.92 end_of_list.
% 1.76/1.92
% 1.76/1.92 SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=5.
% 1.76/1.92
% 1.76/1.92 This is a non-Horn set without equality. The strategy will
% 1.76/1.92 be ordered hyper_res, unit deletion, and factoring, with
% 1.76/1.92 satellites in sos and with nuclei in usable.
% 1.76/1.92
% 1.76/1.92 dependent: set(hyper_res).
% 1.76/1.92 dependent: set(factor).
% 1.76/1.92 dependent: set(unit_deletion).
% 1.76/1.92
% 1.76/1.92 ------------> process usable:
% 1.76/1.92 ** KEPT (pick-wt=6): 1 [] -p11(f4(f6(c15,c18)),c16).
% 1.76/1.92 ** KEPT (pick-wt=6): 2 [] p11(A,B)| -p12(A,B).
% 1.76/1.92 ** KEPT (pick-wt=6): 3 [] p11(A,B)| -p2(A,B).
% 1.76/1.92 ** KEPT (pick-wt=8): 4 [] p7(f9(A),f9(B))| -p7(A,B).
% 1.76/1.92 ** KEPT (pick-wt=8): 5 [] p2(f3(A),f3(B))| -p2(A,B).
% 1.76/1.92 ** KEPT (pick-wt=8): 6 [] p2(f4(A),f4(B))| -p2(A,B).
% 1.76/1.92 ** KEPT (pick-wt=8): 7 [] p2(f8(A),f8(B))| -p7(A,B).
% 1.76/1.92 ** KEPT (pick-wt=9): 8 [] p12(A,B)|p2(A,B)| -p11(A,B).
% 1.76/1.92 ** KEPT (pick-wt=9): 9 [] p7(A,B)| -p7(C,A)| -p7(C,B).
% 1.76/1.92 ** KEPT (pick-wt=9): 10 [] p2(A,B)| -p2(C,A)| -p2(C,B).
% 1.76/1.92 ** KEPT (pick-wt=9): 11 [] p5(A,B)| -p5(C,A)| -p5(C,B).
% 1.76/1.92 ** KEPT (pick-wt=11): 12 [] p10(c15,f3(A),A)| -p11(A,c14)| -p11(c13,A).
% 1.76/1.92 ** KEPT (pick-wt=12): 13 [] p11(A,B)| -p2(C,A)| -p2(D,B)| -p11(C,D).
% 1.76/1.92 ** KEPT (pick-wt=12): 14 [] p12(A,B)| -p2(C,A)| -p2(D,B)| -p12(C,D).
% 1.76/1.92 ** KEPT (pick-wt=13): 15 [] p2(f6(A,B),f6(C,D))| -p2(B,D)| -p5(A,C).
% 1.76/1.92 ** KEPT (pick-wt=17): 16 [] p10(A,B,C)| -p5(D,A)| -p2(E,C)| -p2(F,B)| -p10(D,F,E).
% 1.76/1.92 ** KEPT (pick-wt=18): 17 [] p11(f4(f6(c15,A)),c16)| -p12(A,c14)| -p12(c13,A)| -p2(f3(A),f8(f9(c17))).
% 1.76/1.92
% 1.76/1.92 ------------> process sos:
% 1.76/1.92 ** KEPT (pick-wt=3): 24 [] p7(A,A).
% 1.76/1.92 ** KEPT (pick-wt=3): 25 [] p2(A,A).
% 1.76/1.92 ** KEPT (pick-wt=3): 26 [] p5(A,A).
% 1.76/1.92 ** KEPT (pick-wt=3): 27 [] p12(c13,c18).
% 1.76/1.92 ** KEPT (pick-wt=3): 28 [] p2(c18,c14).
% 1.76/1.92 ** KEPT (pick-wt=6): 29 [] p2(f3(c18),f8(f9(c17))).
% 1.76/1.92 ** KEPT (pick-wt=6): 30 [] p11(f4(f6(c15,c13)),c16).
% 1.76/1.92 ** KEPT (pick-wt=6): 31 [] p11(f4(f6(c15,c14)),c16).
% 1.76/1.92 24 back subsumes 18.
% 1.76/1.92 25 back subsumes 19.
% 1.76/1.92 26 back subsumes 20.
% 1.76/1.92
% 1.76/1.92 ======= end of input processing =======
% 1.76/1.92
% 1.76/1.92 =========== start of search ===========
% 1.76/1.92
% 1.76/1.92 -------- PROOF --------
% 1.76/1.92
% 1.76/1.92 ----> UNIT CONFLICT at 0.01 sec ----> 213 [binary,212.1,1.1] $F.
% 1.76/1.92
% 1.76/1.92 Length of proof is 4. Level of proof is 4.
% 1.76/1.92
% 1.76/1.92 ---------------- PROOF ----------------
% 1.76/1.92 % SZS status Unsatisfiable
% 1.76/1.92 % SZS output start Refutation
% See solution above
% 1.76/1.92 ------------ end of proof -------------
% 1.76/1.92
% 1.76/1.92
% 1.76/1.92 Search stopped by max_proofs option.
% 1.76/1.92
% 1.76/1.92
% 1.76/1.92 Search stopped by max_proofs option.
% 1.76/1.92
% 1.76/1.92 ============ end of search ============
% 1.76/1.92
% 1.76/1.92 -------------- statistics -------------
% 1.76/1.92 clauses given 84
% 1.76/1.92 clauses generated 810
% 1.76/1.92 clauses kept 212
% 1.76/1.92 clauses forward subsumed 623
% 1.76/1.92 clauses back subsumed 4
% 1.76/1.92 Kbytes malloced 1953
% 1.76/1.92
% 1.76/1.92 ----------- times (seconds) -----------
% 1.76/1.92 user CPU time 0.01 (0 hr, 0 min, 0 sec)
% 1.76/1.92 system CPU time 0.00 (0 hr, 0 min, 0 sec)
% 1.76/1.92 wall-clock time 2 (0 hr, 0 min, 2 sec)
% 1.76/1.92
% 1.76/1.92 That finishes the proof of the theorem.
% 1.76/1.92
% 1.76/1.92 Process 21518 finished Wed Jul 27 11:14:40 2022
% 1.76/1.92 Otter interrupted
% 1.76/1.92 PROOF FOUND
%------------------------------------------------------------------------------