TSTP Solution File: NUM385+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : NUM385+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n020.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  : 600s
% DateTime : Mon Jul 18 09:32:02 EDT 2022

% Result   : Theorem 0.23s 1.42s
% Output   : CNFRefutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   32 (  15 unt;   0 def)
%            Number of atoms       :   86 (  36 equ)
%            Maximal formula atoms :   20 (   2 avg)
%            Number of connectives :   87 (  33   ~;  38   |;   9   &)
%                                         (   4 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   17 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   2 con; 0-3 aty)
%            Number of variables   :   51 (   7 sgn  33   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(t12_ordinal1,conjecture,
    ! [X1,X2] :
      ( succ(X1) = succ(X2)
     => X1 = X2 ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t12_ordinal1) ).

fof(t10_ordinal1,axiom,
    ! [X1] : in(X1,succ(X1)),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t10_ordinal1) ).

fof(d1_ordinal1,axiom,
    ! [X1] : succ(X1) = set_union2(X1,singleton(X1)),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d1_ordinal1) ).

fof(d2_xboole_0,axiom,
    ! [X1,X2,X3] :
      ( X3 = set_union2(X1,X2)
    <=> ! [X4] :
          ( in(X4,X3)
        <=> ( in(X4,X1)
            | in(X4,X2) ) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d2_xboole_0) ).

fof(d1_tarski,axiom,
    ! [X1,X2] :
      ( X2 = singleton(X1)
    <=> ! [X3] :
          ( in(X3,X2)
        <=> X3 = X1 ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d1_tarski) ).

fof(antisymmetry_r2_hidden,axiom,
    ! [X1,X2] :
      ( in(X1,X2)
     => ~ in(X2,X1) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',antisymmetry_r2_hidden) ).

fof(c_0_6,negated_conjecture,
    ~ ! [X1,X2] :
        ( succ(X1) = succ(X2)
       => X1 = X2 ),
    inference(assume_negation,[status(cth)],[t12_ordinal1]) ).

fof(c_0_7,plain,
    ! [X2] : in(X2,succ(X2)),
    inference(variable_rename,[status(thm)],[t10_ordinal1]) ).

fof(c_0_8,plain,
    ! [X2] : succ(X2) = set_union2(X2,singleton(X2)),
    inference(variable_rename,[status(thm)],[d1_ordinal1]) ).

fof(c_0_9,negated_conjecture,
    ( succ(esk14_0) = succ(esk15_0)
    & esk14_0 != esk15_0 ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_6])])]) ).

fof(c_0_10,plain,
    ! [X5,X6,X7,X8,X8,X5,X6,X7] :
      ( ( ~ in(X8,X7)
        | in(X8,X5)
        | in(X8,X6)
        | X7 != set_union2(X5,X6) )
      & ( ~ in(X8,X5)
        | in(X8,X7)
        | X7 != set_union2(X5,X6) )
      & ( ~ in(X8,X6)
        | in(X8,X7)
        | X7 != set_union2(X5,X6) )
      & ( ~ in(esk2_3(X5,X6,X7),X5)
        | ~ in(esk2_3(X5,X6,X7),X7)
        | X7 = set_union2(X5,X6) )
      & ( ~ in(esk2_3(X5,X6,X7),X6)
        | ~ in(esk2_3(X5,X6,X7),X7)
        | X7 = set_union2(X5,X6) )
      & ( in(esk2_3(X5,X6,X7),X7)
        | in(esk2_3(X5,X6,X7),X5)
        | in(esk2_3(X5,X6,X7),X6)
        | X7 = set_union2(X5,X6) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[d2_xboole_0])])])])])])]) ).

cnf(c_0_11,plain,
    in(X1,succ(X1)),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_12,plain,
    succ(X1) = set_union2(X1,singleton(X1)),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_13,negated_conjecture,
    succ(esk14_0) = succ(esk15_0),
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

cnf(c_0_14,plain,
    ( in(X4,X3)
    | in(X4,X2)
    | X1 != set_union2(X2,X3)
    | ~ in(X4,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_15,plain,
    in(X1,set_union2(X1,singleton(X1))),
    inference(rw,[status(thm)],[c_0_11,c_0_12]) ).

cnf(c_0_16,negated_conjecture,
    set_union2(esk15_0,singleton(esk15_0)) = set_union2(esk14_0,singleton(esk14_0)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_13,c_0_12]),c_0_12]) ).

fof(c_0_17,plain,
    ! [X4,X5,X6,X6,X4,X5] :
      ( ( ~ in(X6,X5)
        | X6 = X4
        | X5 != singleton(X4) )
      & ( X6 != X4
        | in(X6,X5)
        | X5 != singleton(X4) )
      & ( ~ in(esk1_2(X4,X5),X5)
        | esk1_2(X4,X5) != X4
        | X5 = singleton(X4) )
      & ( in(esk1_2(X4,X5),X5)
        | esk1_2(X4,X5) = X4
        | X5 = singleton(X4) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[d1_tarski])])])])])])]) ).

cnf(c_0_18,plain,
    ( in(X1,X2)
    | in(X1,X3)
    | ~ in(X1,set_union2(X3,X2)) ),
    inference(er,[status(thm)],[c_0_14]) ).

cnf(c_0_19,negated_conjecture,
    in(esk14_0,set_union2(esk15_0,singleton(esk15_0))),
    inference(spm,[status(thm)],[c_0_15,c_0_16]) ).

cnf(c_0_20,plain,
    ( X3 = X2
    | X1 != singleton(X2)
    | ~ in(X3,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_17]) ).

cnf(c_0_21,negated_conjecture,
    ( in(esk14_0,singleton(esk15_0))
    | in(esk14_0,esk15_0) ),
    inference(spm,[status(thm)],[c_0_18,c_0_19]) ).

fof(c_0_22,plain,
    ! [X3,X4] :
      ( ~ in(X3,X4)
      | ~ in(X4,X3) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(fof_simplification,[status(thm)],[antisymmetry_r2_hidden])])]) ).

cnf(c_0_23,negated_conjecture,
    ( X1 = esk14_0
    | in(esk14_0,esk15_0)
    | singleton(esk15_0) != singleton(X1) ),
    inference(spm,[status(thm)],[c_0_20,c_0_21]) ).

cnf(c_0_24,negated_conjecture,
    esk14_0 != esk15_0,
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

cnf(c_0_25,plain,
    ( ~ in(X1,X2)
    | ~ in(X2,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_22]) ).

cnf(c_0_26,negated_conjecture,
    in(esk14_0,esk15_0),
    inference(sr,[status(thm)],[inference(er,[status(thm)],[c_0_23]),c_0_24]) ).

cnf(c_0_27,negated_conjecture,
    ( in(X1,singleton(esk14_0))
    | in(X1,esk14_0)
    | ~ in(X1,set_union2(esk15_0,singleton(esk15_0))) ),
    inference(spm,[status(thm)],[c_0_18,c_0_16]) ).

cnf(c_0_28,negated_conjecture,
    ~ in(esk15_0,esk14_0),
    inference(spm,[status(thm)],[c_0_25,c_0_26]) ).

cnf(c_0_29,negated_conjecture,
    in(esk15_0,singleton(esk14_0)),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_15]),c_0_28]) ).

cnf(c_0_30,negated_conjecture,
    ( X1 = esk15_0
    | singleton(esk14_0) != singleton(X1) ),
    inference(spm,[status(thm)],[c_0_20,c_0_29]) ).

cnf(c_0_31,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(er,[status(thm)],[c_0_30]),c_0_24]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : NUM385+1 : TPTP v8.1.0. Released v3.2.0.
% 0.03/0.13  % Command  : run_ET %s %d
% 0.13/0.34  % Computer : n020.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Tue Jul  5 03:21:44 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.23/1.42  # Running protocol protocol_eprover_29fa5c60d0ee03ec4f64b055553dc135fbe4ee3a for 23 seconds:
% 0.23/1.42  # Preprocessing time       : 0.017 s
% 0.23/1.42  
% 0.23/1.42  # Proof found!
% 0.23/1.42  # SZS status Theorem
% 0.23/1.42  # SZS output start CNFRefutation
% See solution above
% 0.23/1.42  # Proof object total steps             : 32
% 0.23/1.42  # Proof object clause steps            : 19
% 0.23/1.42  # Proof object formula steps           : 13
% 0.23/1.42  # Proof object conjectures             : 15
% 0.23/1.42  # Proof object clause conjectures      : 12
% 0.23/1.42  # Proof object formula conjectures     : 3
% 0.23/1.42  # Proof object initial clauses used    : 7
% 0.23/1.42  # Proof object initial formulas used   : 6
% 0.23/1.42  # Proof object generating inferences   : 10
% 0.23/1.42  # Proof object simplifying inferences  : 6
% 0.23/1.42  # Training examples: 0 positive, 0 negative
% 0.23/1.42  # Parsed axioms                        : 35
% 0.23/1.42  # Removed by relevancy pruning/SinE    : 0
% 0.23/1.42  # Initial clauses                      : 61
% 0.23/1.42  # Removed in clause preprocessing      : 3
% 0.23/1.42  # Initial clauses in saturation        : 58
% 0.23/1.42  # Processed clauses                    : 2745
% 0.23/1.42  # ...of these trivial                  : 28
% 0.23/1.42  # ...subsumed                          : 1886
% 0.23/1.42  # ...remaining for further processing  : 831
% 0.23/1.42  # Other redundant clauses eliminated   : 48
% 0.23/1.42  # Clauses deleted for lack of memory   : 0
% 0.23/1.42  # Backward-subsumed                    : 48
% 0.23/1.42  # Backward-rewritten                   : 14
% 0.23/1.42  # Generated clauses                    : 18463
% 0.23/1.42  # ...of the previous two non-trivial   : 17634
% 0.23/1.42  # Contextual simplify-reflections      : 575
% 0.23/1.42  # Paramodulations                      : 18036
% 0.23/1.42  # Factorizations                       : 226
% 0.23/1.42  # Equation resolutions                 : 184
% 0.23/1.42  # Current number of processed clauses  : 761
% 0.23/1.42  #    Positive orientable unit clauses  : 45
% 0.23/1.42  #    Positive unorientable unit clauses: 1
% 0.23/1.42  #    Negative unit clauses             : 84
% 0.23/1.42  #    Non-unit-clauses                  : 631
% 0.23/1.42  # Current number of unprocessed clauses: 13978
% 0.23/1.42  # ...number of literals in the above   : 61779
% 0.23/1.42  # Current number of archived formulas  : 0
% 0.23/1.42  # Current number of archived clauses   : 63
% 0.23/1.42  # Clause-clause subsumption calls (NU) : 338700
% 0.23/1.42  # Rec. Clause-clause subsumption calls : 154610
% 0.23/1.42  # Non-unit clause-clause subsumptions  : 1402
% 0.23/1.42  # Unit Clause-clause subsumption calls : 14777
% 0.23/1.42  # Rewrite failures with RHS unbound    : 0
% 0.23/1.42  # BW rewrite match attempts            : 26
% 0.23/1.42  # BW rewrite match successes           : 18
% 0.23/1.42  # Condensation attempts                : 0
% 0.23/1.42  # Condensation successes               : 0
% 0.23/1.42  # Termbank termtop insertions          : 302137
% 0.23/1.42  
% 0.23/1.42  # -------------------------------------------------
% 0.23/1.42  # User time                : 0.332 s
% 0.23/1.42  # System time              : 0.013 s
% 0.23/1.42  # Total time               : 0.345 s
% 0.23/1.42  # Maximum resident set size: 15344 pages
% 0.23/23.41  eprover: CPU time limit exceeded, terminating
% 0.23/23.43  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.23/23.43  eprover: No such file or directory
% 0.23/23.43  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.23/23.43  eprover: No such file or directory
% 0.23/23.44  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.23/23.44  eprover: No such file or directory
% 0.23/23.44  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.23/23.44  eprover: No such file or directory
% 0.23/23.45  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.23/23.45  eprover: No such file or directory
% 0.23/23.45  eprover: CPU time limit exceeded, terminating
% 0.23/23.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.23/23.46  eprover: No such file or directory
% 0.23/23.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.23/23.46  eprover: No such file or directory
% 0.23/23.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.23/23.46  eprover: No such file or directory
% 0.23/23.47  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.47  eprover: No such file or directory
% 0.23/23.47  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.23/23.47  eprover: No such file or directory
% 0.23/23.47  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.47  eprover: No such file or directory
% 0.23/23.47  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.23/23.47  eprover: No such file or directory
% 0.23/23.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.48  eprover: No such file or directory
% 0.23/23.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.23/23.48  eprover: No such file or directory
% 0.23/23.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.48  eprover: No such file or directory
% 0.23/23.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.48  eprover: No such file or directory
% 0.23/23.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.49  eprover: No such file or directory
% 0.23/23.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.49  eprover: No such file or directory
% 0.23/23.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.49  eprover: No such file or directory
% 0.23/23.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.50  eprover: No such file or directory
% 0.23/23.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.50  eprover: No such file or directory
% 0.23/23.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.50  eprover: No such file or directory
%------------------------------------------------------------------------------