TSTP Solution File: MSC002-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : MSC002-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n025.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 13:06:17 EDT 2022

% Result   : Unsatisfiable 1.95s 2.12s
% Output   : Refutation 1.95s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   10
% Syntax   : Number of clauses     :   18 (  11 unt;   1 nHn;  13 RR)
%            Number of literals    :   28 (   0 equ;  11 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    5 (   1 avg)
%            Number of predicates  :    7 (   6 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   27 (   8 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(3,axiom,
    ~ held(A,let_go(B)),
    file('MSC002-1.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ at(A,here,B)
    | red(A) ),
    file('MSC002-1.p',unknown),
    [] ).

cnf(5,axiom,
    ( ~ at(A,B,C)
    | at(A,B,let_go(C)) ),
    file('MSC002-1.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ at(A,B,C)
    | at(A,B,pick_up(C)) ),
    file('MSC002-1.p',unknown),
    [] ).

cnf(7,axiom,
    ( ~ at(A,B,C)
    | grabbed(A,pick_up(go(B,let_go(C)))) ),
    file('MSC002-1.p',unknown),
    [] ).

cnf(8,axiom,
    ( ~ red(A)
    | ~ put(A,there,B)
    | answer(B) ),
    file('MSC002-1.p',unknown),
    [] ).

cnf(9,axiom,
    ( ~ at(A,B,C)
    | ~ grabbed(A,C)
    | put(A,D,go(D,C)) ),
    file('MSC002-1.p',unknown),
    [] ).

cnf(10,axiom,
    ( held(A,B)
    | ~ at(A,C,B)
    | at(A,C,go(D,B)) ),
    file('MSC002-1.p',unknown),
    [] ).

cnf(13,axiom,
    ~ answer(A),
    file('MSC002-1.p',unknown),
    [] ).

cnf(14,axiom,
    at(something,here,now),
    file('MSC002-1.p',unknown),
    [] ).

cnf(16,plain,
    grabbed(something,pick_up(go(here,let_go(now)))),
    inference(hyper,[status(thm)],[14,7]),
    [iquote('hyper,14,7')] ).

cnf(18,plain,
    at(something,here,let_go(now)),
    inference(hyper,[status(thm)],[14,5]),
    [iquote('hyper,14,5')] ).

cnf(19,plain,
    red(something),
    inference(hyper,[status(thm)],[14,4]),
    [iquote('hyper,14,4')] ).

cnf(24,plain,
    at(something,here,go(A,let_go(now))),
    inference(unit_del,[status(thm)],[inference(hyper,[status(thm)],[18,10]),3]),
    [iquote('hyper,18,10,unit_del,3')] ).

cnf(46,plain,
    at(something,here,pick_up(go(A,let_go(now)))),
    inference(hyper,[status(thm)],[24,6]),
    [iquote('hyper,24,6')] ).

cnf(89,plain,
    put(something,A,go(A,pick_up(go(here,let_go(now))))),
    inference(hyper,[status(thm)],[46,9,16]),
    [iquote('hyper,46,9,16')] ).

cnf(339,plain,
    answer(go(there,pick_up(go(here,let_go(now))))),
    inference(hyper,[status(thm)],[89,8,19]),
    [iquote('hyper,89,8,19')] ).

cnf(340,plain,
    $false,
    inference(binary,[status(thm)],[339,13]),
    [iquote('binary,339.1,13.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.11  % Problem  : MSC002-1 : TPTP v8.1.0. Released v1.0.0.
% 0.09/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n025.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 09:07:45 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.95/2.12  ----- Otter 3.3f, August 2004 -----
% 1.95/2.12  The process was started by sandbox2 on n025.cluster.edu,
% 1.95/2.12  Wed Jul 27 09:07:45 2022
% 1.95/2.12  The command was "./otter".  The process ID is 21435.
% 1.95/2.12  
% 1.95/2.12  set(prolog_style_variables).
% 1.95/2.12  set(auto).
% 1.95/2.12     dependent: set(auto1).
% 1.95/2.12     dependent: set(process_input).
% 1.95/2.12     dependent: clear(print_kept).
% 1.95/2.12     dependent: clear(print_new_demod).
% 1.95/2.12     dependent: clear(print_back_demod).
% 1.95/2.12     dependent: clear(print_back_sub).
% 1.95/2.12     dependent: set(control_memory).
% 1.95/2.12     dependent: assign(max_mem, 12000).
% 1.95/2.12     dependent: assign(pick_given_ratio, 4).
% 1.95/2.12     dependent: assign(stats_level, 1).
% 1.95/2.12     dependent: assign(max_seconds, 10800).
% 1.95/2.12  clear(print_given).
% 1.95/2.12  
% 1.95/2.12  list(usable).
% 1.95/2.12  0 [] at(something,here,now).
% 1.95/2.12  0 [] -hand_at(Place,Situation)|hand_at(Place,let_go(Situation)).
% 1.95/2.12  0 [] -hand_at(Place,Situation)|hand_at(Another_place,go(Another_place,Situation)).
% 1.95/2.12  0 [] -held(Thing,let_go(Situation)).
% 1.95/2.12  0 [] -at(Thing,here,Situation)|red(Thing).
% 1.95/2.12  0 [] -at(Thing,Place,Situation)|at(Thing,Place,let_go(Situation)).
% 1.95/2.12  0 [] -at(Thing,Place,Situation)|at(Thing,Place,pick_up(Situation)).
% 1.95/2.12  0 [] -at(Thing,Place,Situation)|grabbed(Thing,pick_up(go(Place,let_go(Situation)))).
% 1.95/2.12  0 [] -red(Thing)| -put(Thing,there,Situation)|answer(Situation).
% 1.95/2.12  0 [] -at(Thing,Place,Situation)| -grabbed(Thing,Situation)|put(Thing,Another_place,go(Another_place,Situation)).
% 1.95/2.12  0 [] held(Thing,Situation)| -at(Thing,Place,Situation)|at(Thing,Place,go(Another_place,Situation)).
% 1.95/2.12  0 [] -hand_at(One_place,Situation)| -held(Thing,Situation)|at(Thing,Place,go(Place,Situation)).
% 1.95/2.12  0 [] -hand_at(Place,Situation)| -at(Thing,Place,Situation)|held(Thing,pick_up(Situation)).
% 1.95/2.12  0 [] -answer(Situation).
% 1.95/2.12  end_of_list.
% 1.95/2.12  
% 1.95/2.12  SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=3.
% 1.95/2.12  
% 1.95/2.12  This is a non-Horn set without equality.  The strategy will
% 1.95/2.12  be ordered hyper_res, unit deletion, and factoring, with
% 1.95/2.12  satellites in sos and with nuclei in usable.
% 1.95/2.12  
% 1.95/2.12     dependent: set(hyper_res).
% 1.95/2.12     dependent: set(factor).
% 1.95/2.12     dependent: set(unit_deletion).
% 1.95/2.12  
% 1.95/2.12  ------------> process usable:
% 1.95/2.12  ** KEPT (pick-wt=7): 1 [] -hand_at(A,B)|hand_at(A,let_go(B)).
% 1.95/2.12  ** KEPT (pick-wt=8): 2 [] -hand_at(A,B)|hand_at(C,go(C,B)).
% 1.95/2.12  ** KEPT (pick-wt=4): 3 [] -held(A,let_go(B)).
% 1.95/2.12  ** KEPT (pick-wt=6): 4 [] -at(A,here,B)|red(A).
% 1.95/2.12  ** KEPT (pick-wt=9): 5 [] -at(A,B,C)|at(A,B,let_go(C)).
% 1.95/2.12  ** KEPT (pick-wt=9): 6 [] -at(A,B,C)|at(A,B,pick_up(C)).
% 1.95/2.12  ** KEPT (pick-wt=11): 7 [] -at(A,B,C)|grabbed(A,pick_up(go(B,let_go(C)))).
% 1.95/2.12  ** KEPT (pick-wt=8): 8 [] -red(A)| -put(A,there,B)|answer(B).
% 1.95/2.12  ** KEPT (pick-wt=13): 9 [] -at(A,B,C)| -grabbed(A,C)|put(A,D,go(D,C)).
% 1.95/2.12  ** KEPT (pick-wt=13): 10 [] held(A,B)| -at(A,C,B)|at(A,C,go(D,B)).
% 1.95/2.12  ** KEPT (pick-wt=12): 11 [] -hand_at(A,B)| -held(C,B)|at(C,D,go(D,B)).
% 1.95/2.12  ** KEPT (pick-wt=11): 12 [] -hand_at(A,B)| -at(C,A,B)|held(C,pick_up(B)).
% 1.95/2.12  ** KEPT (pick-wt=2): 13 [] -answer(A).
% 1.95/2.12  
% 1.95/2.12  ------------> process sos:
% 1.95/2.12  ** KEPT (pick-wt=4): 14 [] at(something,here,now).
% 1.95/2.12  
% 1.95/2.12  ======= end of input processing =======
% 1.95/2.12  
% 1.95/2.12  =========== start of search ===========
% 1.95/2.12  
% 1.95/2.12  -------- PROOF -------- 
% 1.95/2.12  
% 1.95/2.12  ----> UNIT CONFLICT at   0.01 sec ----> 340 [binary,339.1,13.1] $F.
% 1.95/2.12  
% 1.95/2.12  Length of proof is 7.  Level of proof is 5.
% 1.95/2.12  
% 1.95/2.12  ---------------- PROOF ----------------
% 1.95/2.12  % SZS status Unsatisfiable
% 1.95/2.12  % SZS output start Refutation
% See solution above
% 1.95/2.12  ------------ end of proof -------------
% 1.95/2.12  
% 1.95/2.12  
% 1.95/2.12  Search stopped by max_proofs option.
% 1.95/2.12  
% 1.95/2.12  
% 1.95/2.12  Search stopped by max_proofs option.
% 1.95/2.12  
% 1.95/2.12  ============ end of search ============
% 1.95/2.12  
% 1.95/2.12  -------------- statistics -------------
% 1.95/2.12  clauses given                107
% 1.95/2.12  clauses generated            404
% 1.95/2.12  clauses kept                 339
% 1.95/2.12  clauses forward subsumed      79
% 1.95/2.12  clauses back subsumed          0
% 1.95/2.12  Kbytes malloced             2929
% 1.95/2.12  
% 1.95/2.12  ----------- times (seconds) -----------
% 1.95/2.12  user CPU time          0.01          (0 hr, 0 min, 0 sec)
% 1.95/2.12  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.95/2.12  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 1.95/2.12  
% 1.95/2.12  That finishes the proof of the theorem.
% 1.95/2.12  
% 1.95/2.12  Process 21435 finished Wed Jul 27 09:07:47 2022
% 1.95/2.12  Otter interrupted
% 1.95/2.12  PROOF FOUND
%------------------------------------------------------------------------------