TSTP Solution File: SWV286-2 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : SWV286-2 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n017.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 13:20:23 EDT 2022

% Result   : Unsatisfiable 1.70s 1.93s
% Output   : Refutation 1.70s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   10 (   8 unt;   2 nHn;  10 RR)
%            Number of literals    :   17 (   0 equ;   8 neg)
%            Maximal clause size   :    5 (   1 avg)
%            Maximal term depth    :   11 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-3 aty)
%            Number of functors    :   21 (  21 usr;  11 con; 0-5 aty)
%            Number of variables   :   14 (   3 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ( ~ c_in(A,c_OtwayRees_Ootway,tc_List_Olist(tc_Event_Oevent))
    | ~ c_in(c_Event_Oevent_OSays(B,C,c_Message_Omsg_OMPair(D,c_Message_Omsg_OCrypt(c_Public_OshrK(C),c_Message_Omsg_OMPair(D,c_Message_Omsg_OKey(E))))),c_List_Oset(A,tc_Event_Oevent),tc_Event_Oevent)
    | ~ c_in(c_Event_Oevent_OSays(C,F,c_Message_Omsg_OMPair(D,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(C),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(F),c_Message_Omsg_OCrypt(c_Public_OshrK(C),c_Message_Omsg_OMPair(D,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(C),c_Message_Omsg_OAgent(F)))))))),c_List_Oset(A,tc_Event_Oevent),tc_Event_Oevent)
    | c_in(C,c_Event_Obad,tc_Message_Oagent)
    | c_in(c_Event_Oevent_OSays(c_Message_Oagent_OServer,F,c_Message_Omsg_OMPair(D,c_Message_Omsg_OMPair(c_Message_Omsg_OCrypt(c_Public_OshrK(C),c_Message_Omsg_OMPair(D,c_Message_Omsg_OKey(E))),c_Message_Omsg_OCrypt(c_Public_OshrK(F),c_Message_Omsg_OMPair(v_sko__u8o(C,F,E,D,A),c_Message_Omsg_OKey(E)))))),c_List_Oset(A,tc_Event_Oevent),tc_Event_Oevent) ),
    file('SWV286-2.p',unknown),
    [] ).

cnf(2,axiom,
    ( ~ c_in(A,c_OtwayRees_Ootway,tc_List_Olist(tc_Event_Oevent))
    | ~ c_in(c_Event_Oevent_OSays(c_Message_Oagent_OServer,B,c_Message_Omsg_OMPair(C,c_Message_Omsg_OMPair(c_Message_Omsg_OCrypt(c_Public_OshrK(D),c_Message_Omsg_OMPair(C,c_Message_Omsg_OKey(E))),c_Message_Omsg_OCrypt(c_Public_OshrK(B),c_Message_Omsg_OMPair(F,c_Message_Omsg_OKey(E)))))),c_List_Oset(A,tc_Event_Oevent),tc_Event_Oevent)
    | c_in(B,c_Event_Obad,tc_Message_Oagent)
    | c_in(c_Event_Oevent_OSays(B,c_Message_Oagent_OServer,c_Message_Omsg_OMPair(C,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(D),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(B),c_Message_Omsg_OMPair(v_sko__vEb(D,B,C,F,A),c_Message_Omsg_OCrypt(c_Public_OshrK(B),c_Message_Omsg_OMPair(C,c_Message_Omsg_OMPair(F,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(D),c_Message_Omsg_OAgent(B)))))))))),c_List_Oset(A,tc_Event_Oevent),tc_Event_Oevent) ),
    file('SWV286-2.p',unknown),
    [] ).

cnf(3,axiom,
    ~ c_in(v_A,c_Event_Obad,tc_Message_Oagent),
    file('SWV286-2.p',unknown),
    [] ).

cnf(4,axiom,
    ~ c_in(v_B,c_Event_Obad,tc_Message_Oagent),
    file('SWV286-2.p',unknown),
    [] ).

cnf(5,axiom,
    ~ c_in(c_Event_Oevent_OSays(v_B,c_Message_Oagent_OServer,c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_B),c_Message_Omsg_OMPair(A,c_Message_Omsg_OCrypt(c_Public_OshrK(v_B),c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(B,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OAgent(v_B)))))))))),c_List_Oset(v_evs,tc_Event_Oevent),tc_Event_Oevent),
    file('SWV286-2.p',unknown),
    [] ).

cnf(6,axiom,
    c_in(c_Event_Oevent_OSays(v_B_H,v_A,c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OCrypt(c_Public_OshrK(v_A),c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OKey(v_K))))),c_List_Oset(v_evs,tc_Event_Oevent),tc_Event_Oevent),
    file('SWV286-2.p',unknown),
    [] ).

cnf(7,axiom,
    c_in(c_Event_Oevent_OSays(v_A,v_B,c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_B),c_Message_Omsg_OCrypt(c_Public_OshrK(v_A),c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OAgent(v_B)))))))),c_List_Oset(v_evs,tc_Event_Oevent),tc_Event_Oevent),
    file('SWV286-2.p',unknown),
    [] ).

cnf(8,axiom,
    c_in(v_evs,c_OtwayRees_Ootway,tc_List_Olist(tc_Event_Oevent)),
    file('SWV286-2.p',unknown),
    [] ).

cnf(9,plain,
    c_in(c_Event_Oevent_OSays(c_Message_Oagent_OServer,v_B,c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OCrypt(c_Public_OshrK(v_A),c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OKey(v_K))),c_Message_Omsg_OCrypt(c_Public_OshrK(v_B),c_Message_Omsg_OMPair(v_sko__u8o(v_A,v_B,v_K,v_NA,v_evs),c_Message_Omsg_OKey(v_K)))))),c_List_Oset(v_evs,tc_Event_Oevent),tc_Event_Oevent),
    inference(unit_del,[status(thm)],[inference(hyper,[status(thm)],[7,1,8,6]),3]),
    [iquote('hyper,7,1,8,6,unit_del,3')] ).

cnf(10,plain,
    $false,
    inference(unit_del,[status(thm)],[inference(hyper,[status(thm)],[9,2,8]),4,5]),
    [iquote('hyper,9,2,8,unit_del,4,5')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11  % Problem  : SWV286-2 : TPTP v8.1.0. Released v3.2.0.
% 0.07/0.12  % Command  : otter-tptp-script %s
% 0.11/0.33  % Computer : n017.cluster.edu
% 0.11/0.33  % Model    : x86_64 x86_64
% 0.11/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33  % Memory   : 8042.1875MB
% 0.11/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33  % CPULimit : 300
% 0.11/0.33  % WCLimit  : 300
% 0.11/0.33  % DateTime : Wed Jul 27 05:47:03 EDT 2022
% 0.11/0.33  % CPUTime  : 
% 1.70/1.92  ----- Otter 3.3f, August 2004 -----
% 1.70/1.92  The process was started by sandbox on n017.cluster.edu,
% 1.70/1.92  Wed Jul 27 05:47:03 2022
% 1.70/1.92  The command was "./otter".  The process ID is 29055.
% 1.70/1.92  
% 1.70/1.92  set(prolog_style_variables).
% 1.70/1.92  set(auto).
% 1.70/1.92     dependent: set(auto1).
% 1.70/1.92     dependent: set(process_input).
% 1.70/1.92     dependent: clear(print_kept).
% 1.70/1.92     dependent: clear(print_new_demod).
% 1.70/1.92     dependent: clear(print_back_demod).
% 1.70/1.92     dependent: clear(print_back_sub).
% 1.70/1.92     dependent: set(control_memory).
% 1.70/1.92     dependent: assign(max_mem, 12000).
% 1.70/1.92     dependent: assign(pick_given_ratio, 4).
% 1.70/1.92     dependent: assign(stats_level, 1).
% 1.70/1.92     dependent: assign(max_seconds, 10800).
% 1.70/1.92  clear(print_given).
% 1.70/1.92  
% 1.70/1.92  list(usable).
% 1.70/1.92  0 [] -c_in(V_evs,c_OtwayRees_Ootway,tc_List_Olist(tc_Event_Oevent))| -c_in(c_Event_Oevent_OSays(V_B_H,V_A,c_Message_Omsg_OMPair(V_NA,c_Message_Omsg_OCrypt(c_Public_OshrK(V_A),c_Message_Omsg_OMPair(V_NA,c_Message_Omsg_OKey(V_K))))),c_List_Oset(V_evs,tc_Event_Oevent),tc_Event_Oevent)| -c_in(c_Event_Oevent_OSays(V_A,V_B,c_Message_Omsg_OMPair(V_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(V_A),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(V_B),c_Message_Omsg_OCrypt(c_Public_OshrK(V_A),c_Message_Omsg_OMPair(V_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(V_A),c_Message_Omsg_OAgent(V_B)))))))),c_List_Oset(V_evs,tc_Event_Oevent),tc_Event_Oevent)|c_in(V_A,c_Event_Obad,tc_Message_Oagent)|c_in(c_Event_Oevent_OSays(c_Message_Oagent_OServer,V_B,c_Message_Omsg_OMPair(V_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OCrypt(c_Public_OshrK(V_A),c_Message_Omsg_OMPair(V_NA,c_Message_Omsg_OKey(V_K))),c_Message_Omsg_OCrypt(c_Public_OshrK(V_B),c_Message_Omsg_OMPair(v_sko__u8o(V_A,V_B,V_K,V_NA,V_evs),c_Message_Omsg_OKey(V_K)))))),c_List_Oset(V_evs,tc_Event_Oevent),tc_Event_Oevent).
% 1.70/1.92  0 [] -c_in(V_evs,c_OtwayRees_Ootway,tc_List_Olist(tc_Event_Oevent))| -c_in(c_Event_Oevent_OSays(c_Message_Oagent_OServer,V_B,c_Message_Omsg_OMPair(V_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OCrypt(c_Public_OshrK(V_A),c_Message_Omsg_OMPair(V_NA,c_Message_Omsg_OKey(V_K))),c_Message_Omsg_OCrypt(c_Public_OshrK(V_B),c_Message_Omsg_OMPair(V_NB,c_Message_Omsg_OKey(V_K)))))),c_List_Oset(V_evs,tc_Event_Oevent),tc_Event_Oevent)|c_in(V_B,c_Event_Obad,tc_Message_Oagent)|c_in(c_Event_Oevent_OSays(V_B,c_Message_Oagent_OServer,c_Message_Omsg_OMPair(V_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(V_A),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(V_B),c_Message_Omsg_OMPair(v_sko__vEb(V_A,V_B,V_NA,V_NB,V_evs),c_Message_Omsg_OCrypt(c_Public_OshrK(V_B),c_Message_Omsg_OMPair(V_NA,c_Message_Omsg_OMPair(V_NB,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(V_A),c_Message_Omsg_OAgent(V_B)))))))))),c_List_Oset(V_evs,tc_Event_Oevent),tc_Event_Oevent).
% 1.70/1.92  0 [] c_in(c_Event_Oevent_OSays(v_B_H,v_A,c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OCrypt(c_Public_OshrK(v_A),c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OKey(v_K))))),c_List_Oset(v_evs,tc_Event_Oevent),tc_Event_Oevent).
% 1.70/1.92  0 [] c_in(c_Event_Oevent_OSays(v_A,v_B,c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_B),c_Message_Omsg_OCrypt(c_Public_OshrK(v_A),c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OAgent(v_B)))))))),c_List_Oset(v_evs,tc_Event_Oevent),tc_Event_Oevent).
% 1.70/1.92  0 [] -c_in(v_A,c_Event_Obad,tc_Message_Oagent).
% 1.70/1.92  0 [] -c_in(v_B,c_Event_Obad,tc_Message_Oagent).
% 1.70/1.92  0 [] c_in(v_evs,c_OtwayRees_Ootway,tc_List_Olist(tc_Event_Oevent)).
% 1.70/1.92  0 [] -c_in(c_Event_Oevent_OSays(v_B,c_Message_Oagent_OServer,c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_B),c_Message_Omsg_OMPair(V_V,c_Message_Omsg_OCrypt(c_Public_OshrK(v_B),c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(V_U,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OAgent(v_B)))))))))),c_List_Oset(v_evs,tc_Event_Oevent),tc_Event_Oevent).
% 1.70/1.92  end_of_list.
% 1.70/1.92  
% 1.70/1.92  SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=5.
% 1.70/1.92  
% 1.70/1.92  This is a non-Horn set without equality.  The strategy will
% 1.70/1.92  be ordered hyper_res, unit deletion, and factoring, with
% 1.70/1.92  satellites in sos and with nuclei in usable.
% 1.70/1.92  
% 1.70/1.92     dependent: set(hyper_res).
% 1.70/1.93     dependent: set(factor).
% 1.70/1.93     dependent: set(unit_deletion).
% 1.70/1.93  
% 1.70/1.93  ------------> process usable:
% 1.70/1.93  ** KEPT (pick-wt=82): 1 [] -c_in(A,c_OtwayRees_Ootway,tc_List_Olist(tc_Event_Oevent))| -c_in(c_Event_Oevent_OSays(B,C,c_Message_Omsg_OMPair(D,c_Message_Omsg_OCrypt(c_Public_OshrK(C),c_Message_Omsg_OMPair(D,c_Message_Omsg_OKey(E))))),c_List_Oset(A,tc_Event_Oevent),tc_Event_Oevent)| -c_in(c_Event_Oevent_OSays(C,F,c_Message_Omsg_OMPair(D,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(C),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(F),c_Message_Omsg_OCrypt(c_Public_OshrK(C),c_Message_Omsg_OMPair(D,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(C),c_Message_Omsg_OAgent(F)))))))),c_List_Oset(A,tc_Event_Oevent),tc_Event_Oevent)|c_in(C,c_Event_Obad,tc_Message_Oagent)|c_in(c_Event_Oevent_OSays(c_Message_Oagent_OServer,F,c_Message_Omsg_OMPair(D,c_Message_Omsg_OMPair(c_Message_Omsg_OCrypt(c_Public_OshrK(C),c_Message_Omsg_OMPair(D,c_Message_Omsg_OKey(E))),c_Message_Omsg_OCrypt(c_Public_OshrK(F),c_Message_Omsg_OMPair(v_sko__u8o(C,F,E,D,A),c_Message_Omsg_OKey(E)))))),c_List_Oset(A,tc_Event_Oevent),tc_Event_Oevent).
% 1.70/1.93  ** KEPT (pick-wt=69): 2 [] -c_in(A,c_OtwayRees_Ootway,tc_List_Olist(tc_Event_Oevent))| -c_in(c_Event_Oevent_OSays(c_Message_Oagent_OServer,B,c_Message_Omsg_OMPair(C,c_Message_Omsg_OMPair(c_Message_Omsg_OCrypt(c_Public_OshrK(D),c_Message_Omsg_OMPair(C,c_Message_Omsg_OKey(E))),c_Message_Omsg_OCrypt(c_Public_OshrK(B),c_Message_Omsg_OMPair(F,c_Message_Omsg_OKey(E)))))),c_List_Oset(A,tc_Event_Oevent),tc_Event_Oevent)|c_in(B,c_Event_Obad,tc_Message_Oagent)|c_in(c_Event_Oevent_OSays(B,c_Message_Oagent_OServer,c_Message_Omsg_OMPair(C,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(D),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(B),c_Message_Omsg_OMPair(v_sko__vEb(D,B,C,F,A),c_Message_Omsg_OCrypt(c_Public_OshrK(B),c_Message_Omsg_OMPair(C,c_Message_Omsg_OMPair(F,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(D),c_Message_Omsg_OAgent(B)))))))))),c_List_Oset(A,tc_Event_Oevent),tc_Event_Oevent).
% 1.70/1.93  ** KEPT (pick-wt=4): 3 [] -c_in(v_A,c_Event_Obad,tc_Message_Oagent).
% 1.70/1.93  ** KEPT (pick-wt=4): 4 [] -c_in(v_B,c_Event_Obad,tc_Message_Oagent).
% 1.70/1.93  ** KEPT (pick-wt=30): 5 [] -c_in(c_Event_Oevent_OSays(v_B,c_Message_Oagent_OServer,c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_B),c_Message_Omsg_OMPair(A,c_Message_Omsg_OCrypt(c_Public_OshrK(v_B),c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(B,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OAgent(v_B)))))))))),c_List_Oset(v_evs,tc_Event_Oevent),tc_Event_Oevent).
% 1.70/1.93  
% 1.70/1.93  ------------> process sos:
% 1.70/1.93  ** KEPT (pick-wt=17): 6 [] c_in(c_Event_Oevent_OSays(v_B_H,v_A,c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OCrypt(c_Public_OshrK(v_A),c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OKey(v_K))))),c_List_Oset(v_evs,tc_Event_Oevent),tc_Event_Oevent).
% 1.70/1.93  ** KEPT (pick-wt=26): 7 [] c_in(c_Event_Oevent_OSays(v_A,v_B,c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_B),c_Message_Omsg_OCrypt(c_Public_OshrK(v_A),c_Message_Omsg_OMPair(v_NA,c_Message_Omsg_OMPair(c_Message_Omsg_OAgent(v_A),c_Message_Omsg_OAgent(v_B)))))))),c_List_Oset(v_evs,tc_Event_Oevent),tc_Event_Oevent).
% 1.70/1.93  ** KEPT (pick-wt=5): 8 [] c_in(v_evs,c_OtwayRees_Ootway,tc_List_Olist(tc_Event_Oevent)).
% 1.70/1.93  
% 1.70/1.93  ======= end of input processing =======
% 1.70/1.93  
% 1.70/1.93  =========== start of search ===========
% 1.70/1.93  
% 1.70/1.93  -------- PROOF -------- 
% 1.70/1.93  
% 1.70/1.93  -----> EMPTY CLAUSE at   0.00 sec ----> 10 [hyper,9,2,8,unit_del,4,5] $F.
% 1.70/1.93  
% 1.70/1.93  Length of proof is 1.  Level of proof is 1.
% 1.70/1.93  
% 1.70/1.93  ---------------- PROOF ----------------
% 1.70/1.93  % SZS status Unsatisfiable
% 1.70/1.93  % SZS output start Refutation
% See solution above
% 1.70/1.93  ------------ end of proof -------------
% 1.70/1.93  
% 1.70/1.93  
% 1.70/1.93  Search stopped by max_proofs option.
% 1.70/1.93  
% 1.70/1.93  
% 1.70/1.93  Search stopped by max_proofs option.
% 1.70/1.93  
% 1.70/1.93  ============ end of search ============
% 1.70/1.93  
% 1.70/1.93  -------------- statistics -------------
% 1.70/1.93  clauses given                  4
% 1.70/1.93  clauses generated              2
% 1.70/1.93  clauses kept                   9
% 1.70/1.93  clauses forward subsumed       0
% 1.70/1.93  clauses back subsumed          0
% 1.70/1.93  Kbytes malloced              976
% 1.70/1.93  
% 1.70/1.93  ----------- times (seconds) -----------
% 1.70/1.93  user CPU time          0.00          (0 hr, 0 min, 0 sec)
% 1.70/1.93  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.70/1.93  wall-clock time        1             (0 hr, 0 min, 1 sec)
% 1.70/1.93  
% 1.70/1.93  That finishes the proof of the theorem.
% 1.70/1.93  
% 1.70/1.93  Process 29055 finished Wed Jul 27 05:47:04 2022
% 1.70/1.93  Otter interrupted
% 1.70/1.93  PROOF FOUND
%------------------------------------------------------------------------------