TSTP Solution File: SET921+1 by E-SAT---3.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : E-SAT---3.1
% Problem  : SET921+1 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_E %s %d THM

% Computer : n013.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 : 2400s
% WCLimit  : 300s
% DateTime : Tue Oct 10 19:24:23 EDT 2023

% Result   : Theorem 0.17s 0.43s
% Output   : CNFRefutation 0.17s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   27 (   5 unt;   0 def)
%            Number of atoms       :   97 (  34 equ)
%            Maximal formula atoms :   20 (   3 avg)
%            Number of connectives :  115 (  45   ~;  48   |;  14   &)
%                                         (   8 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   16 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   3 con; 0-3 aty)
%            Number of variables   :   64 (   5 sgn;  31   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(d4_xboole_0,axiom,
    ! [X1,X2,X3] :
      ( X3 = set_difference(X1,X2)
    <=> ! [X4] :
          ( in(X4,X3)
        <=> ( in(X4,X1)
            & ~ in(X4,X2) ) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.CUVY6YQEsi/E---3.1_23509.p',d4_xboole_0) ).

fof(t64_zfmisc_1,conjecture,
    ! [X1,X2,X3] :
      ( in(X1,set_difference(X2,singleton(X3)))
    <=> ( in(X1,X2)
        & X1 != X3 ) ),
    file('/export/starexec/sandbox2/tmp/tmp.CUVY6YQEsi/E---3.1_23509.p',t64_zfmisc_1) ).

fof(d1_tarski,axiom,
    ! [X1,X2] :
      ( X2 = singleton(X1)
    <=> ! [X3] :
          ( in(X3,X2)
        <=> X3 = X1 ) ),
    file('/export/starexec/sandbox2/tmp/tmp.CUVY6YQEsi/E---3.1_23509.p',d1_tarski) ).

fof(c_0_3,plain,
    ! [X1,X2,X3] :
      ( X3 = set_difference(X1,X2)
    <=> ! [X4] :
          ( in(X4,X3)
        <=> ( in(X4,X1)
            & ~ in(X4,X2) ) ) ),
    inference(fof_simplification,[status(thm)],[d4_xboole_0]) ).

fof(c_0_4,plain,
    ! [X10,X11,X12,X13,X14,X15,X16,X17] :
      ( ( in(X13,X10)
        | ~ in(X13,X12)
        | X12 != set_difference(X10,X11) )
      & ( ~ in(X13,X11)
        | ~ in(X13,X12)
        | X12 != set_difference(X10,X11) )
      & ( ~ in(X14,X10)
        | in(X14,X11)
        | in(X14,X12)
        | X12 != set_difference(X10,X11) )
      & ( ~ in(esk4_3(X15,X16,X17),X17)
        | ~ in(esk4_3(X15,X16,X17),X15)
        | in(esk4_3(X15,X16,X17),X16)
        | X17 = set_difference(X15,X16) )
      & ( in(esk4_3(X15,X16,X17),X15)
        | in(esk4_3(X15,X16,X17),X17)
        | X17 = set_difference(X15,X16) )
      & ( ~ in(esk4_3(X15,X16,X17),X16)
        | in(esk4_3(X15,X16,X17),X17)
        | X17 = set_difference(X15,X16) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_3])])])])])]) ).

fof(c_0_5,negated_conjecture,
    ~ ! [X1,X2,X3] :
        ( in(X1,set_difference(X2,singleton(X3)))
      <=> ( in(X1,X2)
          & X1 != X3 ) ),
    inference(assume_negation,[status(cth)],[t64_zfmisc_1]) ).

cnf(c_0_6,plain,
    ( in(X1,X2)
    | ~ in(X1,X3)
    | X3 != set_difference(X2,X4) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

fof(c_0_7,negated_conjecture,
    ( ( ~ in(esk1_0,set_difference(esk2_0,singleton(esk3_0)))
      | ~ in(esk1_0,esk2_0)
      | esk1_0 = esk3_0 )
    & ( in(esk1_0,esk2_0)
      | in(esk1_0,set_difference(esk2_0,singleton(esk3_0))) )
    & ( esk1_0 != esk3_0
      | in(esk1_0,set_difference(esk2_0,singleton(esk3_0))) ) ),
    inference(distribute,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_5])])])]) ).

cnf(c_0_8,plain,
    ( in(X1,X2)
    | ~ in(X1,set_difference(X2,X3)) ),
    inference(er,[status(thm)],[c_0_6]) ).

cnf(c_0_9,negated_conjecture,
    ( in(esk1_0,esk2_0)
    | in(esk1_0,set_difference(esk2_0,singleton(esk3_0))) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_10,plain,
    ( in(X1,X3)
    | in(X1,X4)
    | ~ in(X1,X2)
    | X4 != set_difference(X2,X3) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

fof(c_0_11,plain,
    ! [X19,X20,X21,X22,X23,X24] :
      ( ( ~ in(X21,X20)
        | X21 = X19
        | X20 != singleton(X19) )
      & ( X22 != X19
        | in(X22,X20)
        | X20 != singleton(X19) )
      & ( ~ in(esk5_2(X23,X24),X24)
        | esk5_2(X23,X24) != X23
        | X24 = singleton(X23) )
      & ( in(esk5_2(X23,X24),X24)
        | esk5_2(X23,X24) = X23
        | X24 = singleton(X23) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(fof_nnf,[status(thm)],[d1_tarski])])])])])]) ).

cnf(c_0_12,negated_conjecture,
    ( esk1_0 = esk3_0
    | ~ in(esk1_0,set_difference(esk2_0,singleton(esk3_0)))
    | ~ in(esk1_0,esk2_0) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_13,negated_conjecture,
    in(esk1_0,esk2_0),
    inference(spm,[status(thm)],[c_0_8,c_0_9]) ).

cnf(c_0_14,plain,
    ( in(X1,set_difference(X2,X3))
    | in(X1,X3)
    | ~ in(X1,X2) ),
    inference(er,[status(thm)],[c_0_10]) ).

cnf(c_0_15,plain,
    ( X1 = X3
    | ~ in(X1,X2)
    | X2 != singleton(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_11]) ).

cnf(c_0_16,plain,
    ( ~ in(X1,X2)
    | ~ in(X1,X3)
    | X3 != set_difference(X4,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_17,plain,
    ( in(X1,X3)
    | X1 != X2
    | X3 != singleton(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_11]) ).

cnf(c_0_18,negated_conjecture,
    ( esk3_0 = esk1_0
    | ~ in(esk1_0,set_difference(esk2_0,singleton(esk3_0))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_12,c_0_13])]) ).

cnf(c_0_19,negated_conjecture,
    ( in(esk1_0,set_difference(esk2_0,X1))
    | in(esk1_0,X1) ),
    inference(spm,[status(thm)],[c_0_14,c_0_13]) ).

cnf(c_0_20,plain,
    ( X1 = X2
    | ~ in(X1,singleton(X2)) ),
    inference(er,[status(thm)],[c_0_15]) ).

cnf(c_0_21,plain,
    ( ~ in(X1,set_difference(X2,X3))
    | ~ in(X1,X3) ),
    inference(er,[status(thm)],[c_0_16]) ).

cnf(c_0_22,plain,
    in(X1,singleton(X1)),
    inference(er,[status(thm)],[inference(er,[status(thm)],[c_0_17])]) ).

cnf(c_0_23,negated_conjecture,
    ( in(esk1_0,set_difference(esk2_0,singleton(esk3_0)))
    | esk1_0 != esk3_0 ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_24,negated_conjecture,
    esk3_0 = esk1_0,
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_18,c_0_19]),c_0_20]) ).

cnf(c_0_25,plain,
    ~ in(X1,set_difference(X2,singleton(X1))),
    inference(spm,[status(thm)],[c_0_21,c_0_22]) ).

cnf(c_0_26,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_23,c_0_24]),c_0_24])]),c_0_25]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.10  % Problem    : SET921+1 : TPTP v8.1.2. Released v3.2.0.
% 0.11/0.11  % Command    : run_E %s %d THM
% 0.11/0.31  % Computer : n013.cluster.edu
% 0.11/0.31  % Model    : x86_64 x86_64
% 0.11/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.31  % Memory   : 8042.1875MB
% 0.11/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.31  % CPULimit   : 2400
% 0.11/0.31  % WCLimit    : 300
% 0.11/0.31  % DateTime   : Mon Oct  2 17:21:29 EDT 2023
% 0.11/0.31  % CPUTime    : 
% 0.17/0.42  Running first-order model finding
% 0.17/0.42  Running: /export/starexec/sandbox2/solver/bin/eprover --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --satauto-schedule=8 --cpu-limit=300 /export/starexec/sandbox2/tmp/tmp.CUVY6YQEsi/E---3.1_23509.p
% 0.17/0.43  # Version: 3.1pre001
% 0.17/0.43  # Preprocessing class: FSSSSMSSSSSNFFN.
% 0.17/0.43  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.17/0.43  # Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 0.17/0.43  # Starting new_bool_3 with 300s (1) cores
% 0.17/0.43  # Starting new_bool_1 with 300s (1) cores
% 0.17/0.43  # Starting sh5l with 300s (1) cores
% 0.17/0.43  # new_bool_3 with pid 23587 completed with status 0
% 0.17/0.43  # Result found by new_bool_3
% 0.17/0.43  # Preprocessing class: FSSSSMSSSSSNFFN.
% 0.17/0.43  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.17/0.43  # Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 0.17/0.43  # Starting new_bool_3 with 300s (1) cores
% 0.17/0.43  # SinE strategy is GSinE(CountFormulas,hypos,1.5,,3,20000,1.0)
% 0.17/0.43  # Search class: FGHSF-FFSF32-SFFFFFNN
% 0.17/0.43  # Scheduled 5 strats onto 1 cores with 300 seconds (300 total)
% 0.17/0.43  # Starting G-E--_208_C18_F1_SE_CS_SP_PS_S5PRR_S4d with 181s (1) cores
% 0.17/0.43  # G-E--_208_C18_F1_SE_CS_SP_PS_S5PRR_S4d with pid 23590 completed with status 0
% 0.17/0.43  # Result found by G-E--_208_C18_F1_SE_CS_SP_PS_S5PRR_S4d
% 0.17/0.43  # Preprocessing class: FSSSSMSSSSSNFFN.
% 0.17/0.43  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.17/0.43  # Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 0.17/0.43  # Starting new_bool_3 with 300s (1) cores
% 0.17/0.43  # SinE strategy is GSinE(CountFormulas,hypos,1.5,,3,20000,1.0)
% 0.17/0.43  # Search class: FGHSF-FFSF32-SFFFFFNN
% 0.17/0.43  # Scheduled 5 strats onto 1 cores with 300 seconds (300 total)
% 0.17/0.43  # Starting G-E--_208_C18_F1_SE_CS_SP_PS_S5PRR_S4d with 181s (1) cores
% 0.17/0.43  # Preprocessing time       : 0.001 s
% 0.17/0.43  # Presaturation interreduction done
% 0.17/0.43  
% 0.17/0.43  # Proof found!
% 0.17/0.43  # SZS status Theorem
% 0.17/0.43  # SZS output start CNFRefutation
% See solution above
% 0.17/0.43  # Parsed axioms                        : 6
% 0.17/0.43  # Removed by relevancy pruning/SinE    : 2
% 0.17/0.43  # Initial clauses                      : 14
% 0.17/0.43  # Removed in clause preprocessing      : 0
% 0.17/0.43  # Initial clauses in saturation        : 14
% 0.17/0.43  # Processed clauses                    : 46
% 0.17/0.43  # ...of these trivial                  : 0
% 0.17/0.43  # ...subsumed                          : 1
% 0.17/0.43  # ...remaining for further processing  : 45
% 0.17/0.43  # Other redundant clauses eliminated   : 6
% 0.17/0.43  # Clauses deleted for lack of memory   : 0
% 0.17/0.43  # Backward-subsumed                    : 0
% 0.17/0.43  # Backward-rewritten                   : 6
% 0.17/0.43  # Generated clauses                    : 40
% 0.17/0.43  # ...of the previous two non-redundant : 38
% 0.17/0.43  # ...aggressively subsumed             : 0
% 0.17/0.43  # Contextual simplify-reflections      : 1
% 0.17/0.43  # Paramodulations                      : 33
% 0.17/0.43  # Factorizations                       : 2
% 0.17/0.43  # NegExts                              : 0
% 0.17/0.43  # Equation resolutions                 : 6
% 0.17/0.43  # Total rewrite steps                  : 11
% 0.17/0.43  # Propositional unsat checks           : 0
% 0.17/0.43  #    Propositional check models        : 0
% 0.17/0.43  #    Propositional check unsatisfiable : 0
% 0.17/0.43  #    Propositional clauses             : 0
% 0.17/0.43  #    Propositional clauses after purity: 0
% 0.17/0.43  #    Propositional unsat core size     : 0
% 0.17/0.43  #    Propositional preprocessing time  : 0.000
% 0.17/0.43  #    Propositional encoding time       : 0.000
% 0.17/0.43  #    Propositional solver time         : 0.000
% 0.17/0.43  #    Success case prop preproc time    : 0.000
% 0.17/0.43  #    Success case prop encoding time   : 0.000
% 0.17/0.43  #    Success case prop solver time     : 0.000
% 0.17/0.43  # Current number of processed clauses  : 20
% 0.17/0.43  #    Positive orientable unit clauses  : 3
% 0.17/0.43  #    Positive unorientable unit clauses: 0
% 0.17/0.43  #    Negative unit clauses             : 4
% 0.17/0.43  #    Non-unit-clauses                  : 13
% 0.17/0.43  # Current number of unprocessed clauses: 20
% 0.17/0.43  # ...number of literals in the above   : 61
% 0.17/0.43  # Current number of archived formulas  : 0
% 0.17/0.43  # Current number of archived clauses   : 20
% 0.17/0.43  # Clause-clause subsumption calls (NU) : 134
% 0.17/0.43  # Rec. Clause-clause subsumption calls : 111
% 0.17/0.43  # Non-unit clause-clause subsumptions  : 2
% 0.17/0.43  # Unit Clause-clause subsumption calls : 18
% 0.17/0.43  # Rewrite failures with RHS unbound    : 0
% 0.17/0.43  # BW rewrite match attempts            : 4
% 0.17/0.43  # BW rewrite match successes           : 2
% 0.17/0.43  # Condensation attempts                : 0
% 0.17/0.43  # Condensation successes               : 0
% 0.17/0.43  # Termbank termtop insertions          : 1421
% 0.17/0.43  
% 0.17/0.43  # -------------------------------------------------
% 0.17/0.43  # User time                : 0.006 s
% 0.17/0.43  # System time              : 0.001 s
% 0.17/0.43  # Total time               : 0.006 s
% 0.17/0.43  # Maximum resident set size: 1768 pages
% 0.17/0.43  
% 0.17/0.43  # -------------------------------------------------
% 0.17/0.43  # User time                : 0.006 s
% 0.17/0.43  # System time              : 0.003 s
% 0.17/0.43  # Total time               : 0.009 s
% 0.17/0.43  # Maximum resident set size: 1676 pages
% 0.17/0.43  % E---3.1 exiting
%------------------------------------------------------------------------------