TSTP Solution File: COL099-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : COL099-1 : TPTP v8.1.0. Released v2.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n016.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 12:48:14 EDT 2022

% Result   : Unsatisfiable 1.76s 1.98s
% Output   : Refutation 1.76s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    7
% Syntax   : Number of clauses     :   11 (   7 unt;   0 nHn;  11 RR)
%            Number of literals    :   19 (   0 equ;   9 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-4 aty)
%            Number of variables   :   12 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(10,axiom,
    ( ~ member(pair(A,B),C)
    | member(pair(A,B),trancl(C)) ),
    file('COL099-1.p',unknown),
    [] ).

cnf(12,axiom,
    ( ~ diamond(A)
    | ~ member(pair(B,C),trancl(A))
    | ~ member(pair(B,D),A)
    | member(pair(D,diamond_strip_lemmaD_sk1(B,C,D,A)),trancl(A)) ),
    file('COL099-1.p',unknown),
    [] ).

cnf(13,axiom,
    ( ~ diamond(A)
    | ~ member(pair(B,C),trancl(A))
    | ~ member(pair(B,D),A)
    | member(pair(C,diamond_strip_lemmaD_sk1(B,C,D,A)),A) ),
    file('COL099-1.p',unknown),
    [] ).

cnf(14,axiom,
    ( ~ member(pair(ya,A),trancl(r))
    | ~ member(pair(yp,A),trancl(r)) ),
    file('COL099-1.p',unknown),
    [] ).

cnf(17,axiom,
    diamond(r),
    file('COL099-1.p',unknown),
    [] ).

cnf(18,axiom,
    member(pair(y,ya),r),
    file('COL099-1.p',unknown),
    [] ).

cnf(19,axiom,
    member(pair(y,yp),trancl(r)),
    file('COL099-1.p',unknown),
    [] ).

cnf(33,plain,
    member(pair(yp,diamond_strip_lemmaD_sk1(y,yp,ya,r)),r),
    inference(hyper,[status(thm)],[19,13,17,18]),
    [iquote('hyper,19,13,17,18')] ).

cnf(34,plain,
    member(pair(ya,diamond_strip_lemmaD_sk1(y,yp,ya,r)),trancl(r)),
    inference(hyper,[status(thm)],[19,12,17,18]),
    [iquote('hyper,19,12,17,18')] ).

cnf(125,plain,
    member(pair(yp,diamond_strip_lemmaD_sk1(y,yp,ya,r)),trancl(r)),
    inference(hyper,[status(thm)],[33,10]),
    [iquote('hyper,33,10')] ).

cnf(257,plain,
    $false,
    inference(hyper,[status(thm)],[125,14,34]),
    [iquote('hyper,125,14,34')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.11  % Problem  : COL099-1 : TPTP v8.1.0. Released v2.7.0.
% 0.11/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n016.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 02:44:22 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.76/1.98  ----- Otter 3.3f, August 2004 -----
% 1.76/1.98  The process was started by sandbox on n016.cluster.edu,
% 1.76/1.98  Wed Jul 27 02:44:22 2022
% 1.76/1.98  The command was "./otter".  The process ID is 28218.
% 1.76/1.98  
% 1.76/1.98  set(prolog_style_variables).
% 1.76/1.98  set(auto).
% 1.76/1.98     dependent: set(auto1).
% 1.76/1.98     dependent: set(process_input).
% 1.76/1.98     dependent: clear(print_kept).
% 1.76/1.98     dependent: clear(print_new_demod).
% 1.76/1.98     dependent: clear(print_back_demod).
% 1.76/1.98     dependent: clear(print_back_sub).
% 1.76/1.98     dependent: set(control_memory).
% 1.76/1.98     dependent: assign(max_mem, 12000).
% 1.76/1.98     dependent: assign(pick_given_ratio, 4).
% 1.76/1.98     dependent: assign(stats_level, 1).
% 1.76/1.98     dependent: assign(max_seconds, 10800).
% 1.76/1.98  clear(print_given).
% 1.76/1.98  
% 1.76/1.98  list(usable).
% 1.76/1.98  0 [] A=A.
% 1.76/1.98  0 [] combK!=combS.
% 1.76/1.98  0 [] combK!=comb_app(P,Q).
% 1.76/1.98  0 [] combS!=comb_app(P,Q).
% 1.76/1.98  0 [] comb_app(P1,Q1)!=comb_app(P2,Q2)|P1=P2.
% 1.76/1.98  0 [] comb_app(P1,Q1)!=comb_app(P2,Q2)|Q1=Q2.
% 1.76/1.98  0 [] P1!=P2|Q1!=Q2|comb_app(P1,Q1)=comb_app(P2,Q2).
% 1.76/1.98  0 [] -member(pair(A,B),R)|member(pair(A,B),trancl(R)).
% 1.76/1.98  0 [] trans(trancl(R)).
% 1.76/1.98  0 [] -trans(R)| -member(pair(A,B),R)| -member(pair(B,C),R)|member(pair(A,C),R).
% 1.76/1.98  0 [] -diamond(R)| -member(pair(X,Y),trancl(R))| -member(pair(X,YP),R)|member(pair(YP,diamond_strip_lemmaD_sk1(X,Y,YP,R)),trancl(R)).
% 1.76/1.98  0 [] -diamond(R)| -member(pair(X,Y),trancl(R))| -member(pair(X,YP),R)|member(pair(Y,diamond_strip_lemmaD_sk1(X,Y,YP,R)),R).
% 1.76/1.98  0 [] diamond(r).
% 1.76/1.98  0 [] member(pair(y,ya),r).
% 1.76/1.98  0 [] member(pair(y,yp),trancl(r)).
% 1.76/1.98  0 [] -member(pair(ya,Z),trancl(r))| -member(pair(yp,Z),trancl(r)).
% 1.76/1.98  end_of_list.
% 1.76/1.98  
% 1.76/1.98  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=4.
% 1.76/1.98  
% 1.76/1.98  This is a Horn set with equality.  The strategy will be
% 1.76/1.98  Knuth-Bendix and hyper_res, with positive clauses in
% 1.76/1.98  sos and nonpositive clauses in usable.
% 1.76/1.98  
% 1.76/1.98     dependent: set(knuth_bendix).
% 1.76/1.98     dependent: set(anl_eq).
% 1.76/1.98     dependent: set(para_from).
% 1.76/1.98     dependent: set(para_into).
% 1.76/1.98     dependent: clear(para_from_right).
% 1.76/1.98     dependent: clear(para_into_right).
% 1.76/1.98     dependent: set(para_from_vars).
% 1.76/1.98     dependent: set(eq_units_both_ways).
% 1.76/1.98     dependent: set(dynamic_demod_all).
% 1.76/1.98     dependent: set(dynamic_demod).
% 1.76/1.98     dependent: set(order_eq).
% 1.76/1.98     dependent: set(back_demod).
% 1.76/1.98     dependent: set(lrpo).
% 1.76/1.98     dependent: set(hyper_res).
% 1.76/1.98     dependent: clear(order_hyper).
% 1.76/1.98  
% 1.76/1.98  ------------> process usable:
% 1.76/1.98  ** KEPT (pick-wt=3): 2 [copy,1,flip.1] combS!=combK.
% 1.76/1.98  ** KEPT (pick-wt=5): 4 [copy,3,flip.1] comb_app(A,B)!=combK.
% 1.76/1.98  ** KEPT (pick-wt=5): 6 [copy,5,flip.1] comb_app(A,B)!=combS.
% 1.76/1.98  ** KEPT (pick-wt=10): 7 [] comb_app(A,B)!=comb_app(C,D)|A=C.
% 1.76/1.98  ** KEPT (pick-wt=10): 8 [] comb_app(A,B)!=comb_app(C,D)|B=D.
% 1.76/1.98  ** KEPT (pick-wt=13): 9 [] A!=B|C!=D|comb_app(A,C)=comb_app(B,D).
% 1.76/1.98  ** KEPT (pick-wt=11): 10 [] -member(pair(A,B),C)|member(pair(A,B),trancl(C)).
% 1.76/1.98  ** KEPT (pick-wt=17): 11 [] -trans(A)| -member(pair(B,C),A)| -member(pair(C,D),A)|member(pair(B,D),A).
% 1.76/1.98  ** KEPT (pick-wt=23): 12 [] -diamond(A)| -member(pair(B,C),trancl(A))| -member(pair(B,D),A)|member(pair(D,diamond_strip_lemmaD_sk1(B,C,D,A)),trancl(A)).
% 1.76/1.98  ** KEPT (pick-wt=22): 13 [] -diamond(A)| -member(pair(B,C),trancl(A))| -member(pair(B,D),A)|member(pair(C,diamond_strip_lemmaD_sk1(B,C,D,A)),A).
% 1.76/1.98  ** KEPT (pick-wt=12): 14 [] -member(pair(ya,A),trancl(r))| -member(pair(yp,A),trancl(r)).
% 1.76/1.98  
% 1.76/1.98  ------------> process sos:
% 1.76/1.98  ** KEPT (pick-wt=3): 15 [] A=A.
% 1.76/1.98  ** KEPT (pick-wt=3): 16 [] trans(trancl(A)).
% 1.76/1.98  ** KEPT (pick-wt=2): 17 [] diamond(r).
% 1.76/1.98  ** KEPT (pick-wt=5): 18 [] member(pair(y,ya),r).
% 1.76/1.98  ** KEPT (pick-wt=6): 19 [] member(pair(y,yp),trancl(r)).
% 1.76/1.98    Following clause subsumed by 15 during input processing: 0 [copy,15,flip.1] A=A.
% 1.76/1.98  
% 1.76/1.98  ======= end of input processing =======
% 1.76/1.98  
% 1.76/1.98  =========== start of search ===========
% 1.76/1.98  
% 1.76/1.98  -------- PROOF -------- 
% 1.76/1.98  
% 1.76/1.98  -----> EMPTY CLAUSE at   0.01 sec ----> 257 [hyper,125,14,34] $F.
% 1.76/1.98  
% 1.76/1.98  Length of proof is 3.  Level of proof is 2.
% 1.76/1.98  
% 1.76/1.98  ---------------- PROOF ----------------
% 1.76/1.98  % SZS status Unsatisfiable
% 1.76/1.98  % SZS output start Refutation
% See solution above
% 1.76/1.98  ------------ end of proof -------------
% 1.76/1.98  
% 1.76/1.98  
% 1.76/1.98  Search stopped by max_proofs option.
% 1.76/1.98  
% 1.76/1.98  
% 1.76/1.98  Search stopped by max_proofs option.
% 1.76/1.98  
% 1.76/1.98  ============ end of search ============
% 1.76/1.98  
% 1.76/1.98  -------------- statistics -------------
% 1.76/1.98  clauses given                 22
% 1.76/1.98  clauses generated            248
% 1.76/1.98  clauses kept                 253
% 1.76/1.98  clauses forward subsumed      11
% 1.76/1.98  clauses back subsumed          0
% 1.76/1.98  Kbytes malloced             1953
% 1.76/1.98  
% 1.76/1.98  ----------- times (seconds) -----------
% 1.76/1.98  user CPU time          0.01          (0 hr, 0 min, 0 sec)
% 1.76/1.98  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.76/1.98  wall-clock time        1             (0 hr, 0 min, 1 sec)
% 1.76/1.98  
% 1.76/1.98  That finishes the proof of the theorem.
% 1.76/1.98  
% 1.76/1.98  Process 28218 finished Wed Jul 27 02:44:23 2022
% 1.76/1.98  Otter interrupted
% 1.76/1.98  PROOF FOUND
%------------------------------------------------------------------------------