TSTP Solution File: SYN576-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : SYN576-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n018.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 13:24:56 EDT 2022

% Result   : Unsatisfiable 2.41s 2.64s
% Output   : Refutation 2.41s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :   13
% Syntax   : Number of clauses     :   21 (  16 unt;   1 nHn;  12 RR)
%            Number of literals    :   33 (   0 equ;  12 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    7 (   6 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   4 con; 0-3 aty)
%            Number of variables   :   37 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(8,axiom,
    ( p12(A,B)
    | ~ p2(C,A)
    | ~ p5(D,B)
    | ~ p12(C,D) ),
    file('SYN576-1.p',unknown),
    [] ).

cnf(9,axiom,
    ~ p12(f7(f9(c13,c14,f3(c15,c16)),f3(c15,c16)),f6(c13)),
    file('SYN576-1.p',unknown),
    [] ).

cnf(11,axiom,
    ( p2(f7(A,B),f7(C,D))
    | ~ p2(A,C)
    | ~ p2(B,D) ),
    file('SYN576-1.p',unknown),
    [] ).

cnf(12,axiom,
    ( p2(f9(A,B,C),f9(D,E,F))
    | ~ p4(A,D)
    | ~ p8(B,E)
    | ~ p2(C,F) ),
    file('SYN576-1.p',unknown),
    [] ).

cnf(14,axiom,
    ( p12(f7(f9(A,c14,f3(B,C)),f3(B,C)),f6(A))
    | ~ p12(C,f6(A))
    | ~ p12(B,f6(A))
    | ~ p11(f10(B),f10(C)) ),
    file('SYN576-1.p',unknown),
    [] ).

cnf(24,axiom,
    p8(A,A),
    file('SYN576-1.p',unknown),
    [] ).

cnf(25,axiom,
    p2(A,A),
    file('SYN576-1.p',unknown),
    [] ).

cnf(26,axiom,
    p4(A,A),
    file('SYN576-1.p',unknown),
    [] ).

cnf(27,axiom,
    p5(A,A),
    file('SYN576-1.p',unknown),
    [] ).

cnf(28,axiom,
    p12(c15,f6(c13)),
    file('SYN576-1.p',unknown),
    [] ).

cnf(29,axiom,
    p12(c16,f6(c13)),
    file('SYN576-1.p',unknown),
    [] ).

cnf(30,axiom,
    ( p11(A,B)
    | p11(B,A) ),
    file('SYN576-1.p',unknown),
    [] ).

cnf(31,axiom,
    p2(f3(A,B),f3(B,A)),
    file('SYN576-1.p',unknown),
    [] ).

cnf(37,plain,
    p11(f10(c16),f10(c15)),
    inference(unit_del,[status(thm)],[inference(hyper,[status(thm)],[30,14,29,28]),9]),
    [iquote('hyper,30,14,29,28,unit_del,9')] ).

cnf(40,plain,
    p12(f7(f9(c13,c14,f3(c16,c15)),f3(c16,c15)),f6(c13)),
    inference(hyper,[status(thm)],[37,14,28,29]),
    [iquote('hyper,37,14,28,29')] ).

cnf(44,plain,
    p2(f9(A,B,f3(C,D)),f9(A,B,f3(D,C))),
    inference(hyper,[status(thm)],[31,12,26,24]),
    [iquote('hyper,31,12,26,24')] ).

cnf(46,plain,
    p2(f7(A,f3(B,C)),f7(A,f3(C,B))),
    inference(hyper,[status(thm)],[31,11,25]),
    [iquote('hyper,31,11,25')] ).

cnf(386,plain,
    p12(f7(f9(c13,c14,f3(c16,c15)),f3(c15,c16)),f6(c13)),
    inference(hyper,[status(thm)],[40,8,46,27]),
    [iquote('hyper,40,8,46,27')] ).

cnf(406,plain,
    p2(f7(f9(A,B,f3(C,D)),E),f7(f9(A,B,f3(D,C)),E)),
    inference(hyper,[status(thm)],[44,11,25]),
    [iquote('hyper,44,11,25')] ).

cnf(2117,plain,
    p12(f7(f9(c13,c14,f3(c15,c16)),f3(c15,c16)),f6(c13)),
    inference(hyper,[status(thm)],[406,8,27,386]),
    [iquote('hyper,406,8,27,386')] ).

cnf(2118,plain,
    $false,
    inference(binary,[status(thm)],[2117,9]),
    [iquote('binary,2117.1,9.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11  % Problem  : SYN576-1 : TPTP v8.1.0. Released v2.5.0.
% 0.07/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n018.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Wed Jul 27 11:02:01 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 2.41/2.64  ----- Otter 3.3f, August 2004 -----
% 2.41/2.64  The process was started by sandbox on n018.cluster.edu,
% 2.41/2.64  Wed Jul 27 11:02:01 2022
% 2.41/2.64  The command was "./otter".  The process ID is 5695.
% 2.41/2.64  
% 2.41/2.64  set(prolog_style_variables).
% 2.41/2.64  set(auto).
% 2.41/2.64     dependent: set(auto1).
% 2.41/2.64     dependent: set(process_input).
% 2.41/2.64     dependent: clear(print_kept).
% 2.41/2.64     dependent: clear(print_new_demod).
% 2.41/2.64     dependent: clear(print_back_demod).
% 2.41/2.64     dependent: clear(print_back_sub).
% 2.41/2.64     dependent: set(control_memory).
% 2.41/2.64     dependent: assign(max_mem, 12000).
% 2.41/2.64     dependent: assign(pick_given_ratio, 4).
% 2.41/2.64     dependent: assign(stats_level, 1).
% 2.41/2.64     dependent: assign(max_seconds, 10800).
% 2.41/2.64  clear(print_given).
% 2.41/2.64  
% 2.41/2.64  list(usable).
% 2.41/2.64  0 [] p8(X42,X42).
% 2.41/2.64  0 [] p2(X13,X13).
% 2.41/2.64  0 [] p4(X34,X34).
% 2.41/2.64  0 [] p5(X37,X37).
% 2.41/2.64  0 [] p12(c15,f6(c13)).
% 2.41/2.64  0 [] p12(c16,f6(c13)).
% 2.41/2.64  0 [] p11(X4,X5)|p11(X5,X4).
% 2.41/2.64  0 [] p2(f3(X22,X23),f3(X23,X22)).
% 2.41/2.64  0 [] p5(f6(X40),f6(X41))| -p4(X40,X41).
% 2.41/2.64  0 [] p2(f10(X16),f10(X17))| -p2(X16,X17).
% 2.41/2.64  0 [] p8(X43,X44)| -p8(X42,X43)| -p8(X42,X44).
% 2.41/2.64  0 [] p2(X14,X15)| -p2(X13,X14)| -p2(X13,X15).
% 2.41/2.64  0 [] p4(X35,X36)| -p4(X34,X35)| -p4(X34,X36).
% 2.41/2.64  0 [] p5(X38,X39)| -p5(X37,X38)| -p5(X37,X39).
% 2.41/2.64  0 [] p11(X0,X1)| -p2(X2,X0)| -p2(X3,X1)| -p11(X2,X3).
% 2.41/2.64  0 [] p12(X6,X7)| -p2(X8,X6)| -p5(X9,X7)| -p12(X8,X9).
% 2.41/2.64  0 [] -p12(f7(f9(c13,c14,f3(c15,c16)),f3(c15,c16)),f6(c13)).
% 2.41/2.64  0 [] p2(f3(X18,X19),f3(X20,X21))| -p2(X18,X20)| -p2(X19,X21).
% 2.41/2.64  0 [] p2(f7(X24,X25),f7(X26,X27))| -p2(X24,X26)| -p2(X25,X27).
% 2.41/2.64  0 [] p2(f9(X28,X29,X30),f9(X31,X32,X33))| -p4(X28,X31)| -p8(X29,X32)| -p2(X30,X33).
% 2.41/2.64  0 [] p12(f7(f9(X10,c14,f3(X11,X12)),X12),f6(X10))| -p12(X12,f6(X10))| -p12(X11,f6(X10))| -p11(f10(X11),f10(X12)).
% 2.41/2.64  0 [] p12(f7(f9(X10,c14,f3(X11,X12)),f3(X11,X12)),f6(X10))| -p12(X12,f6(X10))| -p12(X11,f6(X10))| -p11(f10(X11),f10(X12)).
% 2.41/2.64  end_of_list.
% 2.41/2.64  
% 2.41/2.64  SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=4.
% 2.41/2.64  
% 2.41/2.64  This is a non-Horn set without equality.  The strategy will
% 2.41/2.64  be ordered hyper_res, unit deletion, and factoring, with
% 2.41/2.64  satellites in sos and with nuclei in usable.
% 2.41/2.64  
% 2.41/2.64     dependent: set(hyper_res).
% 2.41/2.64     dependent: set(factor).
% 2.41/2.64     dependent: set(unit_deletion).
% 2.41/2.64  
% 2.41/2.64  ------------> process usable:
% 2.41/2.64  ** KEPT (pick-wt=8): 1 [] p5(f6(A),f6(B))| -p4(A,B).
% 2.41/2.64  ** KEPT (pick-wt=8): 2 [] p2(f10(A),f10(B))| -p2(A,B).
% 2.41/2.64  ** KEPT (pick-wt=9): 3 [] p8(A,B)| -p8(C,A)| -p8(C,B).
% 2.41/2.64  ** KEPT (pick-wt=9): 4 [] p2(A,B)| -p2(C,A)| -p2(C,B).
% 2.41/2.64  ** KEPT (pick-wt=9): 5 [] p4(A,B)| -p4(C,A)| -p4(C,B).
% 2.41/2.64  ** KEPT (pick-wt=9): 6 [] p5(A,B)| -p5(C,A)| -p5(C,B).
% 2.41/2.64  ** KEPT (pick-wt=12): 7 [] p11(A,B)| -p2(C,A)| -p2(D,B)| -p11(C,D).
% 2.41/2.64  ** KEPT (pick-wt=12): 8 [] p12(A,B)| -p2(C,A)| -p5(D,B)| -p12(C,D).
% 2.41/2.64  ** KEPT (pick-wt=13): 9 [] -p12(f7(f9(c13,c14,f3(c15,c16)),f3(c15,c16)),f6(c13)).
% 2.41/2.64  ** KEPT (pick-wt=13): 10 [] p2(f3(A,B),f3(C,D))| -p2(A,C)| -p2(B,D).
% 2.41/2.64  ** KEPT (pick-wt=13): 11 [] p2(f7(A,B),f7(C,D))| -p2(A,C)| -p2(B,D).
% 2.41/2.64  ** KEPT (pick-wt=18): 12 [] p2(f9(A,B,C),f9(D,E,F))| -p4(A,D)| -p8(B,E)| -p2(C,F).
% 2.41/2.64  ** KEPT (pick-wt=24): 13 [] p12(f7(f9(A,c14,f3(B,C)),C),f6(A))| -p12(C,f6(A))| -p12(B,f6(A))| -p11(f10(B),f10(C)).
% 2.41/2.64  ** KEPT (pick-wt=26): 14 [] p12(f7(f9(A,c14,f3(B,C)),f3(B,C)),f6(A))| -p12(C,f6(A))| -p12(B,f6(A))| -p11(f10(B),f10(C)).
% 2.41/2.64  
% 2.41/2.64  ------------> process sos:
% 2.41/2.64  ** KEPT (pick-wt=3): 24 [] p8(A,A).
% 2.41/2.64  ** KEPT (pick-wt=3): 25 [] p2(A,A).
% 2.41/2.64  ** KEPT (pick-wt=3): 26 [] p4(A,A).
% 2.41/2.64  ** KEPT (pick-wt=3): 27 [] p5(A,A).
% 2.41/2.64  ** KEPT (pick-wt=4): 28 [] p12(c15,f6(c13)).
% 2.41/2.64  ** KEPT (pick-wt=4): 29 [] p12(c16,f6(c13)).
% 2.41/2.64  ** KEPT (pick-wt=6): 30 [] p11(A,B)|p11(B,A).
% 2.41/2.64  ** KEPT (pick-wt=7): 31 [] p2(f3(A,B),f3(B,A)).
% 2.41/2.64  24 back subsumes 15.
% 2.41/2.64  25 back subsumes 16.
% 2.41/2.64  26 back subsumes 17.
% 2.41/2.64  27 back subsumes 18.
% 2.41/2.64  30 back subsumes 19.
% 2.41/2.64  
% 2.41/2.64  ======= end of input processing =======
% 2.41/2.64  
% 2.41/2.64  =========== start of search ===========
% 2.41/2.64  
% 2.41/2.64  
% 2.41/2.64  Resetting weight limit to 17.
% 2.41/2.64  
% 2.41/2.64  
% 2.41/2.64  Resetting weight limit to 17.
% 2.41/2.64  
% 2.41/2.64  sos_size=1809
% 2.41/2.64  
% 2.41/2.64  -------- PROOF -------- 
% 2.41/2.64  
% 2.41/2.64  ----> UNIT CONFLICT at   0.78 sec ----> 2118 [binary,2117.1,9.1] $F.
% 2.41/2.64  
% 2.41/2.64  Length of proof is 7.  Level of proof is 4.
% 2.41/2.64  
% 2.41/2.64  ---------------- PROOF ----------------
% 2.41/2.64  % SZS status Unsatisfiable
% 2.41/2.64  % SZS output start Refutation
% See solution above
% 2.41/2.64  ------------ end of proof -------------
% 2.41/2.64  
% 2.41/2.64  
% 2.41/2.64  Search stopped by max_proofs option.
% 2.41/2.64  
% 2.41/2.64  
% 2.41/2.64  Search stopped by max_proofs option.
% 2.41/2.64  
% 2.41/2.64  ============ end of search ============
% 2.41/2.64  
% 2.41/2.64  -------------- statistics -------------
% 2.41/2.64  clauses given                254
% 2.41/2.64  clauses generated         163240
% 2.41/2.64  clauses kept                2117
% 2.41/2.64  clauses forward subsumed    7278
% 2.41/2.64  clauses back subsumed         86
% 2.41/2.64  Kbytes malloced             6835
% 2.41/2.64  
% 2.41/2.64  ----------- times (seconds) -----------
% 2.41/2.64  user CPU time          0.78          (0 hr, 0 min, 0 sec)
% 2.41/2.64  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 2.41/2.64  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 2.41/2.64  
% 2.41/2.64  That finishes the proof of the theorem.
% 2.41/2.64  
% 2.41/2.64  Process 5695 finished Wed Jul 27 11:02:03 2022
% 2.41/2.64  Otter interrupted
% 2.41/2.64  PROOF FOUND
%------------------------------------------------------------------------------