TSTP Solution File: SYN551+2 by CSE_E---1.5

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : SYN551+2 : TPTP v8.1.2. Bugfixed v3.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s

% Computer : n009.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 : Fri Sep  1 01:53:11 EDT 2023

% Result   : Theorem 0.15s 0.55s
% Output   : CNFRefutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   52
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   83 (   7 unt;   6 typ;   0 def)
%            Number of atoms       :  301 ( 300 equ)
%            Maximal formula atoms :   32 (   3 avg)
%            Number of connectives :  275 (  51   ~; 211   |;   7   &)
%                                         (   6 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   16 (   4 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    4 (   4   >;   0   *;   0   +;   0  <<)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   2 con; 0-1 aty)
%            Number of variables   :   98 (   0 sgn;   8   !;   4   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
tff(decl_22,type,
    g: $i > $i ).

tff(decl_23,type,
    f: $i > $i ).

tff(decl_24,type,
    esk1_1: $i > $i ).

tff(decl_25,type,
    esk2_1: $i > $i ).

tff(decl_26,type,
    esk3_0: $i ).

tff(decl_27,type,
    esk4_0: $i ).

fof(prove_this_cute_thing,conjecture,
    ( ? [X1] :
      ! [X2] :
        ( X2 = f(g(X2))
      <=> X1 = X2 )
  <=> ? [X1] :
      ! [X2] :
        ( X2 = g(f(X2))
      <=> X1 = X2 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_cute_thing) ).

fof(c_0_1,negated_conjecture,
    ~ ( ? [X1] :
        ! [X2] :
          ( X2 = f(g(X2))
        <=> X1 = X2 )
    <=> ? [X1] :
        ! [X2] :
          ( X2 = g(f(X2))
        <=> X1 = X2 ) ),
    inference(assume_negation,[status(cth)],[prove_this_cute_thing]) ).

fof(c_0_2,negated_conjecture,
    ! [X3,X5,X8,X10] :
      ( ( esk2_1(X5) != g(f(esk2_1(X5)))
        | X5 != esk2_1(X5)
        | esk1_1(X3) != f(g(esk1_1(X3)))
        | X3 != esk1_1(X3) )
      & ( esk2_1(X5) = g(f(esk2_1(X5)))
        | X5 = esk2_1(X5)
        | esk1_1(X3) != f(g(esk1_1(X3)))
        | X3 != esk1_1(X3) )
      & ( esk2_1(X5) != g(f(esk2_1(X5)))
        | X5 != esk2_1(X5)
        | esk1_1(X3) = f(g(esk1_1(X3)))
        | X3 = esk1_1(X3) )
      & ( esk2_1(X5) = g(f(esk2_1(X5)))
        | X5 = esk2_1(X5)
        | esk1_1(X3) = f(g(esk1_1(X3)))
        | X3 = esk1_1(X3) )
      & ( X10 != g(f(X10))
        | esk4_0 = X10
        | X8 != f(g(X8))
        | esk3_0 = X8 )
      & ( esk4_0 != X10
        | X10 = g(f(X10))
        | X8 != f(g(X8))
        | esk3_0 = X8 )
      & ( X10 != g(f(X10))
        | esk4_0 = X10
        | esk3_0 != X8
        | X8 = f(g(X8)) )
      & ( esk4_0 != X10
        | X10 = g(f(X10))
        | esk3_0 != X8
        | X8 = f(g(X8)) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_1])])])])]) ).

cnf(c_0_3,negated_conjecture,
    ( X1 = g(f(X1))
    | esk3_0 = X2
    | esk4_0 != X1
    | X2 != f(g(X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_2]) ).

cnf(c_0_4,negated_conjecture,
    ( g(f(esk4_0)) = esk4_0
    | esk3_0 = X1
    | f(g(X1)) != X1 ),
    inference(er,[status(thm)],[c_0_3]) ).

cnf(c_0_5,negated_conjecture,
    ( esk2_1(X1) = g(f(esk2_1(X1)))
    | X1 = esk2_1(X1)
    | esk1_1(X2) = f(g(esk1_1(X2)))
    | X2 = esk1_1(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_2]) ).

cnf(c_0_6,negated_conjecture,
    ( f(g(esk1_1(X1))) = esk1_1(X1)
    | g(f(esk4_0)) = esk4_0
    | f(esk2_1(X2)) = esk3_0
    | esk2_1(X2) = X2
    | esk1_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_4,c_0_5]) ).

cnf(c_0_7,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | g(f(esk4_0)) = esk4_0
    | esk1_1(X2) = esk3_0
    | esk2_1(X1) = X1
    | esk1_1(X2) = X2 ),
    inference(spm,[status(thm)],[c_0_4,c_0_5]) ).

cnf(c_0_8,negated_conjecture,
    ( g(f(esk4_0)) = esk4_0
    | f(esk2_1(X1)) = esk3_0
    | esk1_1(X2) = esk3_0
    | esk1_1(X2) = X2
    | esk2_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_4,c_0_6]) ).

cnf(c_0_9,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | g(f(esk4_0)) = esk4_0
    | esk1_1(esk3_0) = esk3_0
    | esk2_1(X1) = X1 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_7])]) ).

cnf(c_0_10,negated_conjecture,
    ( g(f(esk4_0)) = esk4_0
    | f(esk2_1(X1)) = esk3_0
    | esk1_1(esk3_0) = esk3_0
    | esk2_1(X1) = X1 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_8])]) ).

cnf(c_0_11,negated_conjecture,
    ( g(f(esk4_0)) = esk4_0
    | esk2_1(X1) = g(esk3_0)
    | esk1_1(esk3_0) = esk3_0
    | esk2_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_9,c_0_10]) ).

cnf(c_0_12,negated_conjecture,
    ( esk1_1(X2) = f(g(esk1_1(X2)))
    | X2 = esk1_1(X2)
    | esk2_1(X1) != g(f(esk2_1(X1)))
    | X1 != esk2_1(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_2]) ).

cnf(c_0_13,negated_conjecture,
    ( esk2_1(g(esk3_0)) = g(esk3_0)
    | g(f(esk4_0)) = esk4_0
    | esk1_1(esk3_0) = esk3_0 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_11])]) ).

cnf(c_0_14,negated_conjecture,
    ( f(g(esk1_1(X1))) = esk1_1(X1)
    | g(f(esk4_0)) = esk4_0
    | esk1_1(esk3_0) = esk3_0
    | esk1_1(X1) = X1
    | g(f(g(esk3_0))) != g(esk3_0) ),
    inference(spm,[status(thm)],[c_0_12,c_0_13]) ).

cnf(c_0_15,negated_conjecture,
    ( X1 = g(f(X1))
    | X2 = f(g(X2))
    | esk4_0 != X1
    | esk3_0 != X2 ),
    inference(split_conjunct,[status(thm)],[c_0_2]) ).

cnf(c_0_16,negated_conjecture,
    ( esk4_0 = X1
    | X2 = f(g(X2))
    | X1 != g(f(X1))
    | esk3_0 != X2 ),
    inference(split_conjunct,[status(thm)],[c_0_2]) ).

cnf(c_0_17,negated_conjecture,
    ( g(f(esk4_0)) = esk4_0
    | esk1_1(esk3_0) = esk3_0
    | esk1_1(X1) = esk3_0
    | esk1_1(X1) = X1
    | g(f(g(esk3_0))) != g(esk3_0) ),
    inference(spm,[status(thm)],[c_0_4,c_0_14]) ).

cnf(c_0_18,negated_conjecture,
    ( f(g(esk3_0)) = esk3_0
    | g(f(esk4_0)) = esk4_0 ),
    inference(er,[status(thm)],[inference(er,[status(thm)],[c_0_15])]) ).

cnf(c_0_19,negated_conjecture,
    ( f(g(esk3_0)) = esk3_0
    | esk4_0 = X1
    | g(f(X1)) != X1 ),
    inference(er,[status(thm)],[c_0_16]) ).

cnf(c_0_20,negated_conjecture,
    ( g(f(esk4_0)) = esk4_0
    | esk1_1(esk3_0) = esk3_0
    | esk1_1(X1) = esk3_0
    | esk1_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_17,c_0_18]) ).

cnf(c_0_21,negated_conjecture,
    ( f(g(esk1_1(X1))) = esk1_1(X1)
    | f(g(esk3_0)) = esk3_0
    | esk2_1(X2) = esk4_0
    | esk2_1(X2) = X2
    | esk1_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_19,c_0_5]) ).

cnf(c_0_22,negated_conjecture,
    ( esk2_1(X1) = g(f(esk2_1(X1)))
    | X1 = esk2_1(X1)
    | esk1_1(X2) != f(g(esk1_1(X2)))
    | X2 != esk1_1(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_2]) ).

cnf(c_0_23,negated_conjecture,
    ( g(f(esk4_0)) = esk4_0
    | esk1_1(esk3_0) = esk3_0 ),
    inference(ef,[status(thm)],[c_0_20]) ).

cnf(c_0_24,negated_conjecture,
    ( f(g(esk1_1(X1))) = esk1_1(X1)
    | f(g(esk3_0)) = esk3_0
    | esk2_1(esk4_0) = esk4_0
    | esk1_1(X1) = X1 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_21])]) ).

cnf(c_0_25,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | g(f(esk4_0)) = esk4_0
    | esk2_1(X1) = X1 ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_23]),c_0_18]) ).

cnf(c_0_26,negated_conjecture,
    ( f(g(esk3_0)) = esk3_0
    | g(esk1_1(X1)) = esk4_0
    | esk2_1(esk4_0) = esk4_0
    | esk1_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_19,c_0_24]) ).

cnf(c_0_27,negated_conjecture,
    ( g(f(esk4_0)) = esk4_0
    | f(esk2_1(X1)) = esk3_0
    | esk2_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_4,c_0_25]) ).

cnf(c_0_28,negated_conjecture,
    ( f(g(esk3_0)) = esk3_0
    | esk1_1(X1) = f(esk4_0)
    | esk2_1(esk4_0) = esk4_0
    | esk1_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_24,c_0_26]) ).

cnf(c_0_29,negated_conjecture,
    ( esk2_1(X1) != g(f(esk2_1(X1)))
    | X1 != esk2_1(X1)
    | esk1_1(X2) != f(g(esk1_1(X2)))
    | X2 != esk1_1(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_2]) ).

cnf(c_0_30,negated_conjecture,
    ( g(f(esk4_0)) = esk4_0
    | esk2_1(X1) = g(esk3_0)
    | esk2_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_25,c_0_27]) ).

cnf(c_0_31,negated_conjecture,
    ( esk1_1(f(esk4_0)) = f(esk4_0)
    | f(g(esk3_0)) = esk3_0
    | esk2_1(esk4_0) = esk4_0 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_28])]) ).

cnf(c_0_32,negated_conjecture,
    ( g(f(esk4_0)) = esk4_0
    | g(f(esk2_1(X1))) != esk2_1(X1)
    | esk2_1(X1) != X1 ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_29,c_0_23]),c_0_18]) ).

cnf(c_0_33,negated_conjecture,
    ( esk2_1(g(esk3_0)) = g(esk3_0)
    | g(f(esk4_0)) = esk4_0 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_30])]) ).

cnf(c_0_34,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | f(g(esk3_0)) = esk3_0
    | esk2_1(esk4_0) = esk4_0
    | esk2_1(X1) = X1
    | f(g(f(esk4_0))) != f(esk4_0) ),
    inference(spm,[status(thm)],[c_0_22,c_0_31]) ).

cnf(c_0_35,negated_conjecture,
    ( g(f(esk4_0)) = esk4_0
    | g(f(g(esk3_0))) != g(esk3_0) ),
    inference(spm,[status(thm)],[c_0_32,c_0_33]) ).

cnf(c_0_36,negated_conjecture,
    ( f(g(esk3_0)) = esk3_0
    | esk2_1(esk4_0) = esk4_0
    | esk2_1(X1) = esk4_0
    | esk2_1(X1) = X1
    | f(g(f(esk4_0))) != f(esk4_0) ),
    inference(spm,[status(thm)],[c_0_19,c_0_34]) ).

cnf(c_0_37,negated_conjecture,
    g(f(esk4_0)) = esk4_0,
    inference(spm,[status(thm)],[c_0_35,c_0_18]) ).

cnf(c_0_38,negated_conjecture,
    ( f(g(esk3_0)) = esk3_0
    | esk2_1(esk4_0) = esk4_0
    | esk2_1(X1) = esk4_0
    | esk2_1(X1) = X1 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_36,c_0_37])]) ).

cnf(c_0_39,negated_conjecture,
    ( f(g(esk3_0)) = esk3_0
    | esk2_1(esk4_0) = esk4_0 ),
    inference(ef,[status(thm)],[c_0_38]) ).

cnf(c_0_40,negated_conjecture,
    ( f(g(esk1_1(X1))) = esk1_1(X1)
    | f(g(esk3_0)) = esk3_0
    | esk1_1(X1) = X1 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_39]),c_0_37])]) ).

cnf(c_0_41,negated_conjecture,
    ( f(g(esk3_0)) = esk3_0
    | g(esk1_1(X1)) = esk4_0
    | esk1_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_19,c_0_40]) ).

cnf(c_0_42,negated_conjecture,
    ( f(g(esk3_0)) = esk3_0
    | esk1_1(X1) = f(esk4_0)
    | esk1_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_40,c_0_41]) ).

cnf(c_0_43,negated_conjecture,
    ( esk1_1(f(esk4_0)) = f(esk4_0)
    | f(g(esk3_0)) = esk3_0 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_42])]) ).

cnf(c_0_44,negated_conjecture,
    ( esk4_0 = X1
    | esk3_0 = X2
    | X1 != g(f(X1))
    | X2 != f(g(X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_2]) ).

cnf(c_0_45,negated_conjecture,
    ( f(g(esk3_0)) = esk3_0
    | g(f(esk2_1(X1))) != esk2_1(X1)
    | esk2_1(X1) != X1 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_29,c_0_43]),c_0_37])]) ).

cnf(c_0_46,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | esk1_1(X2) = esk3_0
    | esk2_1(X1) = X1
    | esk1_1(X2) = X2
    | esk4_0 = X3
    | g(f(X3)) != X3 ),
    inference(spm,[status(thm)],[c_0_44,c_0_5]) ).

cnf(c_0_47,negated_conjecture,
    ( f(esk4_0) = esk3_0
    | esk4_0 = X1
    | g(f(X1)) != X1 ),
    inference(spm,[status(thm)],[c_0_44,c_0_37]) ).

cnf(c_0_48,negated_conjecture,
    f(g(esk3_0)) = esk3_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_45,c_0_39]),c_0_37])]) ).

cnf(c_0_49,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | g(f(esk2_1(X2))) = esk2_1(X2)
    | g(esk1_1(X3)) = esk4_0
    | esk1_1(X4) = esk3_0
    | esk2_1(X1) = X1
    | esk1_1(X3) = X3
    | esk1_1(X4) = X4
    | esk2_1(X2) = X2 ),
    inference(spm,[status(thm)],[c_0_46,c_0_5]) ).

cnf(c_0_50,negated_conjecture,
    ( g(esk3_0) = esk4_0
    | f(esk4_0) = esk3_0 ),
    inference(spm,[status(thm)],[c_0_47,c_0_48]) ).

cnf(c_0_51,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | g(esk1_1(X2)) = esk4_0
    | esk1_1(X3) = esk3_0
    | esk1_1(X3) = X3
    | esk1_1(X2) = X2
    | esk2_1(X1) = X1 ),
    inference(ef,[status(thm)],[c_0_49]) ).

cnf(c_0_52,negated_conjecture,
    g(esk3_0) = esk4_0,
    inference(spm,[status(thm)],[c_0_37,c_0_50]) ).

cnf(c_0_53,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | g(esk1_1(X2)) = esk4_0
    | esk1_1(esk3_0) = esk3_0
    | esk2_1(X1) = X1
    | esk1_1(X2) = X2 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_51])]) ).

cnf(c_0_54,negated_conjecture,
    f(esk4_0) = esk3_0,
    inference(rw,[status(thm)],[c_0_48,c_0_52]) ).

cnf(c_0_55,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | g(f(esk2_1(X2))) = esk2_1(X2)
    | esk1_1(esk3_0) = esk3_0
    | esk1_1(X3) = esk3_0
    | esk2_1(X1) = X1
    | esk2_1(X2) = X2
    | esk1_1(X3) = X3 ),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_5,c_0_53]),c_0_54]) ).

cnf(c_0_56,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | esk1_1(esk3_0) = esk3_0
    | esk1_1(X2) = esk3_0
    | esk1_1(X2) = X2
    | esk2_1(X1) = X1 ),
    inference(ef,[status(thm)],[c_0_55]) ).

cnf(c_0_57,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | esk1_1(esk3_0) = esk3_0
    | esk2_1(X1) = X1 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_56])]) ).

cnf(c_0_58,negated_conjecture,
    ( f(esk2_1(X1)) = esk3_0
    | esk1_1(esk3_0) = esk3_0
    | esk2_1(X1) = X1
    | esk4_0 = X2
    | g(f(X2)) != X2 ),
    inference(spm,[status(thm)],[c_0_44,c_0_57]) ).

cnf(c_0_59,negated_conjecture,
    ( f(esk2_1(X1)) = esk3_0
    | esk1_1(esk3_0) = esk3_0
    | esk2_1(X2) = esk4_0
    | esk2_1(X2) = X2
    | esk2_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_58,c_0_57]) ).

cnf(c_0_60,negated_conjecture,
    ( f(esk2_1(X1)) = esk3_0
    | esk2_1(esk4_0) = esk4_0
    | esk1_1(esk3_0) = esk3_0
    | esk2_1(X1) = X1 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_59])]) ).

cnf(c_0_61,negated_conjecture,
    ( esk2_1(esk4_0) = esk4_0
    | esk1_1(esk3_0) = esk3_0
    | esk2_1(X1) = esk4_0
    | esk2_1(X1) = X1 ),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_57,c_0_60]),c_0_52]) ).

cnf(c_0_62,negated_conjecture,
    ( esk1_1(esk3_0) = esk3_0
    | esk2_1(esk4_0) = esk4_0 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_61])]) ).

cnf(c_0_63,negated_conjecture,
    ( g(f(esk2_1(X1))) = esk2_1(X1)
    | esk2_1(esk4_0) = esk4_0
    | esk2_1(X1) = X1 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_62]),c_0_52]),c_0_54])]) ).

cnf(c_0_64,negated_conjecture,
    ( f(esk2_1(X1)) = esk3_0
    | esk2_1(esk4_0) = esk4_0
    | esk2_1(X1) = X1
    | esk4_0 = X2
    | g(f(X2)) != X2 ),
    inference(spm,[status(thm)],[c_0_44,c_0_63]) ).

cnf(c_0_65,negated_conjecture,
    ( f(esk2_1(X1)) = esk3_0
    | esk2_1(esk4_0) = esk4_0
    | esk2_1(X2) = esk4_0
    | esk2_1(X2) = X2
    | esk2_1(X1) = X1 ),
    inference(spm,[status(thm)],[c_0_64,c_0_63]) ).

cnf(c_0_66,negated_conjecture,
    ( f(esk2_1(X1)) = esk3_0
    | esk2_1(esk4_0) = esk4_0
    | esk2_1(X1) = X1 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_65])]) ).

cnf(c_0_67,negated_conjecture,
    ( esk2_1(esk4_0) = esk4_0
    | esk2_1(X1) = esk4_0
    | esk2_1(X1) = X1 ),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_63,c_0_66]),c_0_52]) ).

cnf(c_0_68,negated_conjecture,
    esk2_1(esk4_0) = esk4_0,
    inference(ef,[status(thm)],[c_0_67]) ).

cnf(c_0_69,negated_conjecture,
    ( f(g(esk1_1(X1))) = esk1_1(X1)
    | esk1_1(X1) = X1 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_68]),c_0_54]),c_0_52])]) ).

cnf(c_0_70,negated_conjecture,
    ( esk1_1(X1) = esk3_0
    | esk1_1(X1) = X1
    | esk4_0 = X2
    | g(f(X2)) != X2 ),
    inference(spm,[status(thm)],[c_0_44,c_0_69]) ).

cnf(c_0_71,negated_conjecture,
    ( g(esk1_1(X1)) = esk4_0
    | esk1_1(X2) = esk3_0
    | esk1_1(X1) = X1
    | esk1_1(X2) = X2 ),
    inference(spm,[status(thm)],[c_0_70,c_0_69]) ).

cnf(c_0_72,negated_conjecture,
    ( g(esk1_1(X1)) = esk4_0
    | esk1_1(esk3_0) = esk3_0
    | esk1_1(X1) = X1 ),
    inference(er,[status(thm)],[inference(ef,[status(thm)],[c_0_71])]) ).

cnf(c_0_73,negated_conjecture,
    ( esk1_1(esk3_0) = esk3_0
    | esk1_1(X1) = esk3_0
    | esk1_1(X1) = X1 ),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_69,c_0_72]),c_0_54]) ).

cnf(c_0_74,negated_conjecture,
    esk1_1(esk3_0) = esk3_0,
    inference(ef,[status(thm)],[c_0_73]) ).

cnf(c_0_75,negated_conjecture,
    ( g(f(esk2_1(X1))) != esk2_1(X1)
    | esk2_1(X1) != X1 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_29,c_0_74]),c_0_52]),c_0_54])]) ).

cnf(c_0_76,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_75,c_0_68]),c_0_54]),c_0_52])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.09  % Problem    : SYN551+2 : TPTP v8.1.2. Bugfixed v3.1.0.
% 0.00/0.09  % Command    : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s
% 0.08/0.29  % Computer : n009.cluster.edu
% 0.08/0.29  % Model    : x86_64 x86_64
% 0.08/0.29  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.29  % Memory   : 8042.1875MB
% 0.08/0.29  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.08/0.29  % CPULimit   : 300
% 0.08/0.29  % WCLimit    : 300
% 0.08/0.29  % DateTime   : Sat Aug 26 17:10:20 EDT 2023
% 0.08/0.29  % CPUTime  : 
% 0.15/0.51  start to proof: theBenchmark
% 0.15/0.55  % Version  : CSE_E---1.5
% 0.15/0.55  % Problem  : theBenchmark.p
% 0.15/0.55  % Proof found
% 0.15/0.55  % SZS status Theorem for theBenchmark.p
% 0.15/0.55  % SZS output start Proof
% See solution above
% 0.15/0.55  % Total time : 0.033000 s
% 0.15/0.55  % SZS output end Proof
% 0.15/0.55  % Total time : 0.035000 s
%------------------------------------------------------------------------------