TSTP Solution File: COL118-2 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : COL118-2 : TPTP v8.1.0. Released v3.2.0.
% 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 12:48:17 EDT 2022

% Result   : Unsatisfiable 1.73s 1.95s
% Output   : Refutation 1.73s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    5
% Syntax   : Number of clauses     :    7 (   5 unt;   0 nHn;   6 RR)
%            Number of literals    :   10 (   0 equ;   4 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-3 aty)
%            Number of functors    :    9 (   9 usr;   6 con; 0-4 aty)
%            Number of variables   :    6 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ( ~ c_in(c_Pair(c_Comb_Ocomb_Oop_A_D_D(v_x,v_z),A,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb))
    | ~ c_in(c_Pair(c_Comb_Ocomb_Oop_A_D_D(v_ya,v_w),A,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)) ),
    file('COL118-2.p',unknown),
    [] ).

cnf(2,axiom,
    ( ~ c_in(c_Pair(A,B,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb))
    | ~ c_in(c_Pair(C,D,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb))
    | c_in(c_Pair(c_Comb_Ocomb_Oop_A_D_D(C,A),c_Comb_Ocomb_Oop_A_D_D(D,B),tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)) ),
    file('COL118-2.p',unknown),
    [] ).

cnf(3,axiom,
    c_in(c_Pair(v_x,v_ya,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)),
    file('COL118-2.p',unknown),
    [] ).

cnf(4,axiom,
    c_in(c_Pair(v_z,v_w,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)),
    file('COL118-2.p',unknown),
    [] ).

cnf(5,axiom,
    c_in(c_Pair(A,A,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)),
    file('COL118-2.p',unknown),
    [] ).

cnf(9,plain,
    c_in(c_Pair(c_Comb_Ocomb_Oop_A_D_D(v_x,v_z),c_Comb_Ocomb_Oop_A_D_D(v_ya,v_w),tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)),
    inference(hyper,[status(thm)],[4,2,3]),
    [iquote('hyper,4,2,3')] ).

cnf(54,plain,
    $false,
    inference(hyper,[status(thm)],[9,1,5]),
    [iquote('hyper,9,1,5')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : COL118-2 : TPTP v8.1.0. Released v3.2.0.
% 0.03/0.12  % 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 02:26:16 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.73/1.95  ----- Otter 3.3f, August 2004 -----
% 1.73/1.95  The process was started by sandbox on n018.cluster.edu,
% 1.73/1.95  Wed Jul 27 02:26:16 2022
% 1.73/1.95  The command was "./otter".  The process ID is 10750.
% 1.73/1.95  
% 1.73/1.95  set(prolog_style_variables).
% 1.73/1.95  set(auto).
% 1.73/1.95     dependent: set(auto1).
% 1.73/1.95     dependent: set(process_input).
% 1.73/1.95     dependent: clear(print_kept).
% 1.73/1.95     dependent: clear(print_new_demod).
% 1.73/1.95     dependent: clear(print_back_demod).
% 1.73/1.95     dependent: clear(print_back_sub).
% 1.73/1.95     dependent: set(control_memory).
% 1.73/1.95     dependent: assign(max_mem, 12000).
% 1.73/1.95     dependent: assign(pick_given_ratio, 4).
% 1.73/1.95     dependent: assign(stats_level, 1).
% 1.73/1.95     dependent: assign(max_seconds, 10800).
% 1.73/1.95  clear(print_given).
% 1.73/1.95  
% 1.73/1.95  list(usable).
% 1.73/1.95  0 [] c_in(c_Pair(v_x,v_ya,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)).
% 1.73/1.95  0 [] c_in(c_Pair(v_z,v_w,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)).
% 1.73/1.95  0 [] -c_in(c_Pair(c_Comb_Ocomb_Oop_A_D_D(v_x,v_z),V_U,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb))| -c_in(c_Pair(c_Comb_Ocomb_Oop_A_D_D(v_ya,v_w),V_U,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)).
% 1.73/1.95  0 [] c_in(c_Pair(V_x,V_x,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)).
% 1.73/1.95  0 [] -c_in(c_Pair(V_z,V_w,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb))| -c_in(c_Pair(V_x,V_y,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb))|c_in(c_Pair(c_Comb_Ocomb_Oop_A_D_D(V_x,V_z),c_Comb_Ocomb_Oop_A_D_D(V_y,V_w),tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)).
% 1.73/1.95  end_of_list.
% 1.73/1.95  
% 1.73/1.95  SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=3.
% 1.73/1.95  
% 1.73/1.95  This is a Horn set without equality.  The strategy will
% 1.73/1.95  be hyperresolution, with satellites in sos and nuclei
% 1.73/1.95  in usable.
% 1.73/1.95  
% 1.73/1.95     dependent: set(hyper_res).
% 1.73/1.95     dependent: clear(order_hyper).
% 1.73/1.95  
% 1.73/1.95  ------------> process usable:
% 1.73/1.95  ** KEPT (pick-wt=24): 1 [] -c_in(c_Pair(c_Comb_Ocomb_Oop_A_D_D(v_x,v_z),A,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb))| -c_in(c_Pair(c_Comb_Ocomb_Oop_A_D_D(v_ya,v_w),A,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)).
% 1.73/1.95  ** KEPT (pick-wt=34): 2 [] -c_in(c_Pair(A,B,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb))| -c_in(c_Pair(C,D,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb))|c_in(c_Pair(c_Comb_Ocomb_Oop_A_D_D(C,A),c_Comb_Ocomb_Oop_A_D_D(D,B),tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)).
% 1.73/1.95  
% 1.73/1.95  ------------> process sos:
% 1.73/1.95  ** KEPT (pick-wt=10): 3 [] c_in(c_Pair(v_x,v_ya,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)).
% 1.73/1.95  ** KEPT (pick-wt=10): 4 [] c_in(c_Pair(v_z,v_w,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)).
% 1.73/1.95  ** KEPT (pick-wt=10): 5 [] c_in(c_Pair(A,A,tc_Comb_Ocomb,tc_Comb_Ocomb),c_Comb_Oparcontract,tc_prod(tc_Comb_Ocomb,tc_Comb_Ocomb)).
% 1.73/1.95  
% 1.73/1.95  ======= end of input processing =======
% 1.73/1.95  
% 1.73/1.95  =========== start of search ===========
% 1.73/1.95  
% 1.73/1.95  -------- PROOF -------- 
% 1.73/1.95  
% 1.73/1.95  -----> EMPTY CLAUSE at   0.00 sec ----> 54 [hyper,9,1,5] $F.
% 1.73/1.95  
% 1.73/1.95  Length of proof is 1.  Level of proof is 1.
% 1.73/1.95  
% 1.73/1.95  ---------------- PROOF ----------------
% 1.73/1.95  % SZS status Unsatisfiable
% 1.73/1.95  % SZS output start Refutation
% See solution above
% 1.73/1.95  ------------ end of proof -------------
% 1.73/1.95  
% 1.73/1.95  
% 1.73/1.95  Search stopped by max_proofs option.
% 1.73/1.95  
% 1.73/1.95  
% 1.73/1.95  Search stopped by max_proofs option.
% 1.73/1.95  
% 1.73/1.95  ============ end of search ============
% 1.73/1.95  
% 1.73/1.95  -------------- statistics -------------
% 1.73/1.95  clauses given                  7
% 1.73/1.95  clauses generated             57
% 1.73/1.95  clauses kept                  53
% 1.73/1.95  clauses forward subsumed       8
% 1.73/1.95  clauses back subsumed          0
% 1.73/1.95  Kbytes malloced              976
% 1.73/1.95  
% 1.73/1.95  ----------- times (seconds) -----------
% 1.73/1.95  user CPU time          0.00          (0 hr, 0 min, 0 sec)
% 1.73/1.95  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.73/1.95  wall-clock time        1             (0 hr, 0 min, 1 sec)
% 1.73/1.95  
% 1.73/1.95  That finishes the proof of the theorem.
% 1.73/1.95  
% 1.73/1.95  Process 10750 finished Wed Jul 27 02:26:17 2022
% 1.73/1.95  Otter interrupted
% 1.73/1.95  PROOF FOUND
%------------------------------------------------------------------------------