TSTP Solution File: KRS082+1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : KRS082+1 : TPTP v8.1.0. Released v3.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n027.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 13:01:05 EDT 2022

% Result   : Unsatisfiable 1.72s 1.93s
% Output   : Refutation 1.72s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :   10
% Syntax   : Number of clauses     :   19 (  10 unt;   0 nHn;  19 RR)
%            Number of literals    :   34 (   0 equ;  16 neg)
%            Maximal clause size   :    5 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   10 (   9 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   1 con; 0-2 aty)
%            Number of variables   :   18 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(3,axiom,
    ( ~ cUnsatisfiable(A)
    | rs(A,dollar_f5(A)) ),
    file('KRS082+1.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ cUnsatisfiable(A)
    | rp(dollar_f5(A),dollar_f1(A)) ),
    file('KRS082+1.p',unknown),
    [] ).

cnf(7,axiom,
    ( ~ cUnsatisfiable(A)
    | ~ rp(dollar_f5(A),B)
    | rr(B,dollar_f2(A,B)) ),
    file('KRS082+1.p',unknown),
    [] ).

cnf(11,axiom,
    ( ~ cUnsatisfiable(A)
    | ~ rp(dollar_f5(A),B)
    | ~ rr(B,C)
    | cc(C) ),
    file('KRS082+1.p',unknown),
    [] ).

cnf(14,axiom,
    ( ~ cUnsatisfiable(A)
    | ca(A) ),
    file('KRS082+1.p',unknown),
    [] ).

cnf(15,axiom,
    ( ~ cc(A)
    | ~ rinvR(A,B)
    | ~ rinvP(B,C)
    | ~ rinvS(C,D)
    | ~ ca(D) ),
    file('KRS082+1.p',unknown),
    [] ).

cnf(17,axiom,
    ( rinvP(A,B)
    | ~ rp(B,A) ),
    file('KRS082+1.p',unknown),
    [] ).

cnf(19,axiom,
    ( rinvR(A,B)
    | ~ rr(B,A) ),
    file('KRS082+1.p',unknown),
    [] ).

cnf(21,axiom,
    ( rinvS(A,B)
    | ~ rs(B,A) ),
    file('KRS082+1.p',unknown),
    [] ).

cnf(29,axiom,
    cUnsatisfiable(i2003_11_14_17_19_28752),
    file('KRS082+1.p',unknown),
    [] ).

cnf(30,plain,
    ca(i2003_11_14_17_19_28752),
    inference(hyper,[status(thm)],[29,14]),
    [iquote('hyper,29,14')] ).

cnf(32,plain,
    rp(dollar_f5(i2003_11_14_17_19_28752),dollar_f1(i2003_11_14_17_19_28752)),
    inference(hyper,[status(thm)],[29,4]),
    [iquote('hyper,29,4')] ).

cnf(33,plain,
    rs(i2003_11_14_17_19_28752,dollar_f5(i2003_11_14_17_19_28752)),
    inference(hyper,[status(thm)],[29,3]),
    [iquote('hyper,29,3')] ).

cnf(34,plain,
    rinvS(dollar_f5(i2003_11_14_17_19_28752),i2003_11_14_17_19_28752),
    inference(hyper,[status(thm)],[33,21]),
    [iquote('hyper,33,21')] ).

cnf(37,plain,
    rinvP(dollar_f1(i2003_11_14_17_19_28752),dollar_f5(i2003_11_14_17_19_28752)),
    inference(hyper,[status(thm)],[32,17]),
    [iquote('hyper,32,17')] ).

cnf(39,plain,
    rr(dollar_f1(i2003_11_14_17_19_28752),dollar_f2(i2003_11_14_17_19_28752,dollar_f1(i2003_11_14_17_19_28752))),
    inference(hyper,[status(thm)],[32,7,29]),
    [iquote('hyper,32,7,29')] ).

cnf(42,plain,
    rinvR(dollar_f2(i2003_11_14_17_19_28752,dollar_f1(i2003_11_14_17_19_28752)),dollar_f1(i2003_11_14_17_19_28752)),
    inference(hyper,[status(thm)],[39,19]),
    [iquote('hyper,39,19')] ).

cnf(43,plain,
    cc(dollar_f2(i2003_11_14_17_19_28752,dollar_f1(i2003_11_14_17_19_28752))),
    inference(hyper,[status(thm)],[39,11,29,32]),
    [iquote('hyper,39,11,29,32')] ).

cnf(47,plain,
    $false,
    inference(hyper,[status(thm)],[42,15,43,37,34,30]),
    [iquote('hyper,42,15,43,37,34,30')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : KRS082+1 : TPTP v8.1.0. Released v3.1.0.
% 0.03/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n027.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 03:47:36 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.72/1.93  ----- Otter 3.3f, August 2004 -----
% 1.72/1.93  The process was started by sandbox on n027.cluster.edu,
% 1.72/1.93  Wed Jul 27 03:47:36 2022
% 1.72/1.93  The command was "./otter".  The process ID is 7667.
% 1.72/1.93  
% 1.72/1.93  set(prolog_style_variables).
% 1.72/1.93  set(auto).
% 1.72/1.93     dependent: set(auto1).
% 1.72/1.93     dependent: set(process_input).
% 1.72/1.93     dependent: clear(print_kept).
% 1.72/1.93     dependent: clear(print_new_demod).
% 1.72/1.93     dependent: clear(print_back_demod).
% 1.72/1.93     dependent: clear(print_back_sub).
% 1.72/1.93     dependent: set(control_memory).
% 1.72/1.93     dependent: assign(max_mem, 12000).
% 1.72/1.93     dependent: assign(pick_given_ratio, 4).
% 1.72/1.93     dependent: assign(stats_level, 1).
% 1.72/1.93     dependent: assign(max_seconds, 10800).
% 1.72/1.93  clear(print_given).
% 1.72/1.93  
% 1.72/1.93  formula_list(usable).
% 1.72/1.93  all X (cowlThing(X)& -cowlNothing(X)).
% 1.72/1.93  all X (xsd_string(X)<-> -xsd_integer(X)).
% 1.72/1.93  all X (cUnsatisfiable(X)-> (exists Y (rs(X,Y)& (exists Z (rp(Y,Z)&cowlThing(Z)))& (all Z (rr(Y,Z)->cc(Z)))& (all Z (rp(Y,Z)-> (exists W (rr(Z,W)&cowlThing(W)))))& (all Z (rp(Y,Z)-> (exists W (rp(Z,W)&cowlThing(W)))))& (all Z (rp(Y,Z)-> (all W (rr(Z,W)->cc(W)))))& (exists Z (rr(Y,Z)&cowlThing(Z)))))).
% 1.72/1.93  all X (cUnsatisfiable(X)->ca(X)).
% 1.72/1.93  all X (cc(X)<-> (all Y (rinvR(X,Y)-> (all Z (rinvP(Y,Z)-> (all W (rinvS(Z,W)-> -ca(W)))))))).
% 1.72/1.93  all X Y (rinvP(X,Y)<->rp(Y,X)).
% 1.72/1.93  all X Y (rinvR(X,Y)<->rr(Y,X)).
% 1.72/1.93  all X Y (rinvS(X,Y)<->rs(Y,X)).
% 1.72/1.93  all X Y Z (rp(X,Y)&rp(Y,Z)->rp(X,Z)).
% 1.72/1.93  cUnsatisfiable(i2003_11_14_17_19_28752).
% 1.72/1.93  end_of_list.
% 1.72/1.93  
% 1.72/1.93  -------> usable clausifies to:
% 1.72/1.93  
% 1.72/1.93  list(usable).
% 1.72/1.93  0 [] cowlThing(X).
% 1.72/1.93  0 [] -cowlNothing(X).
% 1.72/1.93  0 [] -xsd_string(X)| -xsd_integer(X).
% 1.72/1.93  0 [] xsd_string(X)|xsd_integer(X).
% 1.72/1.93  0 [] -cUnsatisfiable(X)|rs(X,$f5(X)).
% 1.72/1.93  0 [] -cUnsatisfiable(X)|rp($f5(X),$f1(X)).
% 1.72/1.93  0 [] -cUnsatisfiable(X)|cowlThing($f1(X)).
% 1.72/1.93  0 [] -cUnsatisfiable(X)| -rr($f5(X),Z)|cc(Z).
% 1.72/1.93  0 [] -cUnsatisfiable(X)| -rp($f5(X),X1)|rr(X1,$f2(X,X1)).
% 1.72/1.93  0 [] -cUnsatisfiable(X)| -rp($f5(X),X1)|cowlThing($f2(X,X1)).
% 1.72/1.93  0 [] -cUnsatisfiable(X)| -rp($f5(X),X2)|rp(X2,$f3(X,X2)).
% 1.72/1.93  0 [] -cUnsatisfiable(X)| -rp($f5(X),X2)|cowlThing($f3(X,X2)).
% 1.72/1.93  0 [] -cUnsatisfiable(X)| -rp($f5(X),X3)| -rr(X3,W)|cc(W).
% 1.72/1.93  0 [] -cUnsatisfiable(X)|rr($f5(X),$f4(X)).
% 1.72/1.93  0 [] -cUnsatisfiable(X)|cowlThing($f4(X)).
% 1.72/1.93  0 [] -cUnsatisfiable(X)|ca(X).
% 1.72/1.93  0 [] -cc(X)| -rinvR(X,Y)| -rinvP(Y,Z)| -rinvS(Z,W)| -ca(W).
% 1.72/1.93  0 [] cc(X)|rinvR(X,$f8(X)).
% 1.72/1.93  0 [] cc(X)|rinvP($f8(X),$f7(X)).
% 1.72/1.93  0 [] cc(X)|rinvS($f7(X),$f6(X)).
% 1.72/1.93  0 [] cc(X)|ca($f6(X)).
% 1.72/1.93  0 [] -rinvP(X,Y)|rp(Y,X).
% 1.72/1.93  0 [] rinvP(X,Y)| -rp(Y,X).
% 1.72/1.93  0 [] -rinvR(X,Y)|rr(Y,X).
% 1.72/1.93  0 [] rinvR(X,Y)| -rr(Y,X).
% 1.72/1.93  0 [] -rinvS(X,Y)|rs(Y,X).
% 1.72/1.93  0 [] rinvS(X,Y)| -rs(Y,X).
% 1.72/1.93  0 [] -rp(X,Y)| -rp(Y,Z)|rp(X,Z).
% 1.72/1.93  0 [] cUnsatisfiable(i2003_11_14_17_19_28752).
% 1.72/1.93  end_of_list.
% 1.72/1.93  
% 1.72/1.93  SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=5.
% 1.72/1.93  
% 1.72/1.93  This is a non-Horn set without equality.  The strategy will
% 1.72/1.93  be ordered hyper_res, unit deletion, and factoring, with
% 1.72/1.93  satellites in sos and with nuclei in usable.
% 1.72/1.93  
% 1.72/1.93     dependent: set(hyper_res).
% 1.72/1.93     dependent: set(factor).
% 1.72/1.93     dependent: set(unit_deletion).
% 1.72/1.93  
% 1.72/1.93  ------------> process usable:
% 1.72/1.93  ** KEPT (pick-wt=2): 1 [] -cowlNothing(A).
% 1.72/1.93  ** KEPT (pick-wt=4): 2 [] -xsd_string(A)| -xsd_integer(A).
% 1.72/1.93  ** KEPT (pick-wt=6): 3 [] -cUnsatisfiable(A)|rs(A,$f5(A)).
% 1.72/1.93  ** KEPT (pick-wt=7): 4 [] -cUnsatisfiable(A)|rp($f5(A),$f1(A)).
% 1.72/1.93  ** KEPT (pick-wt=5): 5 [] -cUnsatisfiable(A)|cowlThing($f1(A)).
% 1.72/1.93  ** KEPT (pick-wt=8): 6 [] -cUnsatisfiable(A)| -rr($f5(A),B)|cc(B).
% 1.72/1.93  ** KEPT (pick-wt=11): 7 [] -cUnsatisfiable(A)| -rp($f5(A),B)|rr(B,$f2(A,B)).
% 1.72/1.93  ** KEPT (pick-wt=10): 8 [] -cUnsatisfiable(A)| -rp($f5(A),B)|cowlThing($f2(A,B)).
% 1.72/1.93  ** KEPT (pick-wt=11): 9 [] -cUnsatisfiable(A)| -rp($f5(A),B)|rp(B,$f3(A,B)).
% 1.72/1.93  ** KEPT (pick-wt=10): 10 [] -cUnsatisfiable(A)| -rp($f5(A),B)|cowlThing($f3(A,B)).
% 1.72/1.93  ** KEPT (pick-wt=11): 11 [] -cUnsatisfiable(A)| -rp($f5(A),B)| -rr(B,C)|cc(C).
% 1.72/1.93  ** KEPT (pick-wt=7): 12 [] -cUnsatisfiable(A)|rr($f5(A),$f4(A)).
% 1.72/1.93  ** KEPT (pick-wt=5): 13 [] -cUnsatisfiable(A)|cowlThing($f4(A)).
% 1.72/1.93  ** KEPT (pick-wt=4): 14 [] -cUnsatisfiable(A)|ca(A).
% 1.72/1.93  ** KEPT (pick-wt=13): 15 [] -cc(A)| -rinvR(A,B)| -rinvP(B,C)| -rinvS(C,D)| -ca(D).
% 1.72/1.93  ** KEPT (pick-wt=6): 16 [] -rinvP(A,B)|rp(B,A).
% 1.72/1.93  ** KEPT (pick-wt=6): 17 [] rinvP(A,B)| -rp(B,A).
% 1.72/1.93  ** KEPT (pick-wt=6): 18 [] -rinvR(A,B)|rr(B,A).
% 1.72/1.93  ** KEPT (pick-wt=6): 19 [] rinvR(A,B)| -rr(B,A).
% 1.72/1.93  ** KEPT (pick-wt=6): 20 [] -rinvS(A,B)|rs(B,A).
% 1.72/1.93  ** KEPT (pick-wt=6): 21 [] rinvS(A,B)| -rs(B,A).
% 1.72/1.93  ** KEPT (pick-wt=9): 22 [] -rp(A,B)| -rp(B,C)|rp(A,C).
% 1.72/1.93  
% 1.72/1.93  ------------> process sos:
% 1.72/1.93  ** KEPT (pick-wt=2): 23 [] cowlThing(A).
% 1.72/1.93  ** KEPT (pick-wt=4): 24 [] xsd_string(A)|xsd_integer(A).
% 1.72/1.93  ** KEPT (pick-wt=6): 25 [] cc(A)|rinvR(A,$f8(A)).
% 1.72/1.93  ** KEPT (pick-wt=7): 26 [] cc(A)|rinvP($f8(A),$f7(A)).
% 1.72/1.93  ** KEPT (pick-wt=7): 27 [] cc(A)|rinvS($f7(A),$f6(A)).
% 1.72/1.93  ** KEPT (pick-wt=5): 28 [] cc(A)|ca($f6(A)).
% 1.72/1.93  ** KEPT (pick-wt=2): 29 [] cUnsatisfiable(i2003_11_14_17_19_28752).
% 1.72/1.93  23 back subsumes 13.
% 1.72/1.93  23 back subsumes 10.
% 1.72/1.93  23 back subsumes 8.
% 1.72/1.93  23 back subsumes 5.
% 1.72/1.93  
% 1.72/1.93  ======= end of input processing =======
% 1.72/1.93  
% 1.72/1.93  =========== start of search ===========
% 1.72/1.93  
% 1.72/1.93  -------- PROOF -------- 
% 1.72/1.93  
% 1.72/1.93  -----> EMPTY CLAUSE at   0.00 sec ----> 47 [hyper,42,15,43,37,34,30] $F.
% 1.72/1.93  
% 1.72/1.93  Length of proof is 8.  Level of proof is 3.
% 1.72/1.93  
% 1.72/1.93  ---------------- PROOF ----------------
% 1.72/1.93  % SZS status Theorem
% 1.72/1.93  % SZS output start Refutation
% See solution above
% 1.72/1.93  ------------ end of proof -------------
% 1.72/1.93  
% 1.72/1.93  
% 1.72/1.93  Search stopped by max_proofs option.
% 1.72/1.93  
% 1.72/1.93  
% 1.72/1.93  Search stopped by max_proofs option.
% 1.72/1.93  
% 1.72/1.93  ============ end of search ============
% 1.72/1.93  
% 1.72/1.93  -------------- statistics -------------
% 1.72/1.93  clauses given                 21
% 1.72/1.93  clauses generated             24
% 1.72/1.93  clauses kept                  46
% 1.72/1.93  clauses forward subsumed       5
% 1.72/1.93  clauses back subsumed          4
% 1.72/1.93  Kbytes malloced              976
% 1.72/1.93  
% 1.72/1.93  ----------- times (seconds) -----------
% 1.72/1.93  user CPU time          0.00          (0 hr, 0 min, 0 sec)
% 1.72/1.93  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.72/1.93  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 1.72/1.93  
% 1.72/1.93  That finishes the proof of the theorem.
% 1.72/1.93  
% 1.72/1.93  Process 7667 finished Wed Jul 27 03:47:38 2022
% 1.72/1.93  Otter interrupted
% 1.72/1.93  PROOF FOUND
%------------------------------------------------------------------------------