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CSE_E---1.7.UNS-CRf.s

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%------------------------------------------------------------------------------
% File     : CSE_E---1.7
% Problem  : SYO652-1 : TPTP v9.2.1. Released v7.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : /export/starexec/sandbox2/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox2/solver/bin/cse --final-prover /export/starexec/sandbox2/solver/bin/eprover --proof-time %d --global-time-limit %d

% Computer : n025.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 : Tue May  5 05:54:28 PM UTC 2026

% Result   : Unsatisfiable 1.28s 1.73s
% Output   : CNFRefutation 1.28s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :    9
% Syntax   : Number of clauses     :   41 (  10 unt;  22 nHn;  36 RR)
%            Number of literals    :  239 (   0 equ; 171 neg)
%            Maximal clause size   :   19 (   5 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-1 aty)
%            Number of variables   :   62 (   2 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(clause_191,axiom,
    ( 'E'('0',f(suc(X1)))
    | 'LE'(f(X1),'0')
    | ~ 'LE'(f(suc(X1)),s('0')) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_191) ).

cnf(clause_199,axiom,
    'LE'(f(X1),s('0')),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_199) ).

cnf(clause_17,axiom,
    ( 'E'('0',f(X1))
    | 'LE'(f(X1),'0')
    | ~ 'LE'(f(X1),s('0')) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_17) ).

cnf(clause_3,axiom,
    ( 'E'('0',f(suc(suc(X1))))
    | 'LE'(f(X1),'0')
    | ~ 'LE'(f(suc(suc(X1))),s('0')) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_3) ).

cnf(clause_99,axiom,
    ~ 'LE'(f(z),'0'),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_99) ).

cnf(clause_96,axiom,
    ( ~ 'E'('0',f(suc(X1)))
    | ~ iLEQ(suc(X2),suc(X3))
    | ~ 'E'('0',f(suc(suc(X1))))
    | ~ 'E'('0',f(suc(X4)))
    | ~ 'E'('0',f(suc(suc(X4))))
    | ~ 'E'('0',f(X1))
    | ~ 'E'('0',f(X4))
    | ~ 'E'('0',f(X3))
    | ~ 'E'('0',f(suc(X2)))
    | ~ 'E'(f(X2),f(suc(X2)))
    | ~ 'E'('0',f(suc(suc(X2))))
    | ~ 'E'(f(X4),f(suc(X4)))
    | ~ 'E'(f(X1),f(suc(X1)))
    | ~ iLEQ(suc(X4),suc(X1))
    | ~ 'E'('0',f(suc(X3)))
    | ~ 'E'('0',f(X2))
    | ~ 'E'('0',f(suc(suc(X3))))
    | ~ 'E'(f(X3),f(suc(X3)))
    | ~ iLEQ(suc(X1),suc(X2)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_96) ).

cnf(clause_16,axiom,
    ( 'E'(f(X4),f(suc(X4)))
    | 'E'(f(X1),f(suc(X1)))
    | 'E'(f(X2),f(suc(X2)))
    | 'E'(f(X3),f(suc(X3)))
    | ~ 'E'('0',f(suc(X1)))
    | ~ iLEQ(suc(X2),suc(X3))
    | ~ 'E'('0',f(suc(X4)))
    | ~ 'E'('0',f(X1))
    | ~ 'E'('0',f(X4))
    | ~ 'E'('0',f(X3))
    | ~ 'E'('0',f(suc(X2)))
    | ~ iLEQ(suc(X4),suc(X1))
    | ~ 'E'('0',f(suc(X3)))
    | ~ 'E'('0',f(X2))
    | ~ iLEQ(suc(X1),suc(X2)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_16) ).

cnf(clause_44,axiom,
    ( 'E'(f(X1),f(suc(X1)))
    | iLEQ(suc(X1),suc(X1))
    | ~ 'E'('0',f(X1))
    | ~ 'E'('0',f(suc(X1))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_44) ).

cnf(clause_149,axiom,
    ( iLEQ(suc(X1),suc(X1))
    | ~ 'E'('0',f(suc(suc(X1))))
    | ~ 'E'('0',f(suc(X1)))
    | ~ 'E'(f(X1),f(suc(X1)))
    | ~ 'E'('0',f(X1)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_149) ).

cnf(c_0_9,axiom,
    ( 'E'('0',f(suc(X1)))
    | 'LE'(f(X1),'0')
    | ~ 'LE'(f(suc(X1)),s('0')) ),
    clause_191 ).

cnf(c_0_10,axiom,
    'LE'(f(X1),s('0')),
    clause_199 ).

cnf(c_0_11,axiom,
    ( 'E'('0',f(X1))
    | 'LE'(f(X1),'0')
    | ~ 'LE'(f(X1),s('0')) ),
    clause_17 ).

cnf(c_0_12,axiom,
    ( 'E'('0',f(suc(suc(X1))))
    | 'LE'(f(X1),'0')
    | ~ 'LE'(f(suc(suc(X1))),s('0')) ),
    clause_3 ).

cnf(c_0_13,axiom,
    ~ 'LE'(f(z),'0'),
    clause_99 ).

cnf(c_0_14,plain,
    ( 'LE'(f(X1),'0')
    | 'E'('0',f(suc(X1))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_9,c_0_10])]) ).

cnf(c_0_15,plain,
    ( 'LE'(f(X1),'0')
    | 'E'('0',f(X1)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_11,c_0_10])]) ).

cnf(c_0_16,axiom,
    ( ~ 'E'('0',f(suc(X1)))
    | ~ iLEQ(suc(X2),suc(X3))
    | ~ 'E'('0',f(suc(suc(X1))))
    | ~ 'E'('0',f(suc(X4)))
    | ~ 'E'('0',f(suc(suc(X4))))
    | ~ 'E'('0',f(X1))
    | ~ 'E'('0',f(X4))
    | ~ 'E'('0',f(X3))
    | ~ 'E'('0',f(suc(X2)))
    | ~ 'E'(f(X2),f(suc(X2)))
    | ~ 'E'('0',f(suc(suc(X2))))
    | ~ 'E'(f(X4),f(suc(X4)))
    | ~ 'E'(f(X1),f(suc(X1)))
    | ~ iLEQ(suc(X4),suc(X1))
    | ~ 'E'('0',f(suc(X3)))
    | ~ 'E'('0',f(X2))
    | ~ 'E'('0',f(suc(suc(X3))))
    | ~ 'E'(f(X3),f(suc(X3)))
    | ~ iLEQ(suc(X1),suc(X2)) ),
    clause_96 ).

cnf(c_0_17,plain,
    ( 'LE'(f(X1),'0')
    | 'E'('0',f(suc(suc(X1)))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_12,c_0_10])]) ).

cnf(c_0_18,axiom,
    ( 'E'(f(X4),f(suc(X4)))
    | 'E'(f(X1),f(suc(X1)))
    | 'E'(f(X2),f(suc(X2)))
    | 'E'(f(X3),f(suc(X3)))
    | ~ 'E'('0',f(suc(X1)))
    | ~ iLEQ(suc(X2),suc(X3))
    | ~ 'E'('0',f(suc(X4)))
    | ~ 'E'('0',f(X1))
    | ~ 'E'('0',f(X4))
    | ~ 'E'('0',f(X3))
    | ~ 'E'('0',f(suc(X2)))
    | ~ iLEQ(suc(X4),suc(X1))
    | ~ 'E'('0',f(suc(X3)))
    | ~ 'E'('0',f(X2))
    | ~ iLEQ(suc(X1),suc(X2)) ),
    clause_16 ).

cnf(c_0_19,plain,
    'E'('0',f(suc(z))),
    inference(spm,[status(thm)],[c_0_13,c_0_14]) ).

cnf(c_0_20,plain,
    'E'('0',f(z)),
    inference(spm,[status(thm)],[c_0_13,c_0_15]) ).

cnf(c_0_21,axiom,
    ( 'E'(f(X1),f(suc(X1)))
    | iLEQ(suc(X1),suc(X1))
    | ~ 'E'('0',f(X1))
    | ~ 'E'('0',f(suc(X1))) ),
    clause_44 ).

cnf(c_0_22,plain,
    ( 'LE'(f(X1),'0')
    | ~ iLEQ(suc(X1),suc(X2))
    | ~ iLEQ(suc(X3),suc(X4))
    | ~ iLEQ(suc(X2),suc(X3))
    | ~ 'E'('0',f(suc(suc(X4))))
    | ~ 'E'('0',f(suc(suc(X3))))
    | ~ 'E'('0',f(suc(suc(X2))))
    | ~ 'E'(f(X1),f(suc(X1)))
    | ~ 'E'(f(X4),f(suc(X4)))
    | ~ 'E'(f(X3),f(suc(X3)))
    | ~ 'E'(f(X2),f(suc(X2)))
    | ~ 'E'('0',f(suc(X4)))
    | ~ 'E'('0',f(suc(X3)))
    | ~ 'E'('0',f(suc(X2)))
    | ~ 'E'('0',f(X4))
    | ~ 'E'('0',f(X3))
    | ~ 'E'('0',f(X2)) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_16,c_0_17]),c_0_15]),c_0_14]) ).

cnf(c_0_23,plain,
    ( 'E'(f(z),f(suc(z)))
    | 'E'(f(X1),f(suc(X1)))
    | 'E'(f(X2),f(suc(X2)))
    | 'E'(f(X3),f(suc(X3)))
    | ~ iLEQ(suc(z),suc(X1))
    | ~ iLEQ(suc(X2),suc(X3))
    | ~ iLEQ(suc(X1),suc(X2))
    | ~ 'E'('0',f(suc(X3)))
    | ~ 'E'('0',f(suc(X2)))
    | ~ 'E'('0',f(suc(X1)))
    | ~ 'E'('0',f(X3))
    | ~ 'E'('0',f(X2))
    | ~ 'E'('0',f(X1)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_18,c_0_19]),c_0_20])]) ).

cnf(c_0_24,plain,
    ( iLEQ(suc(z),suc(z))
    | 'E'(f(z),f(suc(z))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_21,c_0_19]),c_0_20])]) ).

cnf(c_0_25,plain,
    ( 'LE'(f(X1),'0')
    | 'LE'(f(X2),'0')
    | ~ iLEQ(suc(X2),suc(X3))
    | ~ iLEQ(suc(X4),suc(X1))
    | ~ iLEQ(suc(X3),suc(X4))
    | ~ 'E'('0',f(suc(suc(X4))))
    | ~ 'E'('0',f(suc(suc(X3))))
    | ~ 'E'(f(X2),f(suc(X2)))
    | ~ 'E'(f(X1),f(suc(X1)))
    | ~ 'E'(f(X4),f(suc(X4)))
    | ~ 'E'(f(X3),f(suc(X3)))
    | ~ 'E'('0',f(suc(X4)))
    | ~ 'E'('0',f(suc(X3)))
    | ~ 'E'('0',f(X4))
    | ~ 'E'('0',f(X3)) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_17]),c_0_15]),c_0_14]) ).

cnf(c_0_26,plain,
    ( 'E'(f(z),f(suc(z)))
    | 'E'(f(X1),f(suc(X1)))
    | 'E'(f(X2),f(suc(X2)))
    | ~ iLEQ(suc(z),suc(X2))
    | ~ iLEQ(suc(X2),suc(X1))
    | ~ 'E'('0',f(suc(X1)))
    | ~ 'E'('0',f(suc(X2)))
    | ~ 'E'('0',f(X1))
    | ~ 'E'('0',f(X2)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_23,c_0_24]),c_0_19]),c_0_20])]) ).

cnf(c_0_27,plain,
    ( 'LE'(f(X1),'0')
    | 'LE'(f(X2),'0')
    | 'LE'(f(X3),'0')
    | ~ iLEQ(suc(X2),suc(X4))
    | ~ iLEQ(suc(X1),suc(X3))
    | ~ iLEQ(suc(X4),suc(X1))
    | ~ 'E'('0',f(suc(suc(X4))))
    | ~ 'E'(f(X2),f(suc(X2)))
    | ~ 'E'(f(X3),f(suc(X3)))
    | ~ 'E'(f(X1),f(suc(X1)))
    | ~ 'E'(f(X4),f(suc(X4)))
    | ~ 'E'('0',f(suc(X4)))
    | ~ 'E'('0',f(X4)) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_17]),c_0_15]),c_0_14]) ).

cnf(c_0_28,plain,
    ( 'E'(f(z),f(suc(z)))
    | 'E'(f(X1),f(suc(X1)))
    | ~ iLEQ(suc(z),suc(X1))
    | ~ 'E'('0',f(suc(X1)))
    | ~ 'E'('0',f(X1)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_26,c_0_24]),c_0_19]),c_0_20])]) ).

cnf(c_0_29,plain,
    ( 'LE'(f(X1),'0')
    | 'LE'(f(X2),'0')
    | 'LE'(f(X3),'0')
    | 'LE'(f(X4),'0')
    | ~ iLEQ(suc(X3),suc(X1))
    | ~ iLEQ(suc(X4),suc(X2))
    | ~ iLEQ(suc(X1),suc(X4))
    | ~ 'E'(f(X3),f(suc(X3)))
    | ~ 'E'(f(X2),f(suc(X2)))
    | ~ 'E'(f(X4),f(suc(X4)))
    | ~ 'E'(f(X1),f(suc(X1))) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_17]),c_0_15]),c_0_14]) ).

cnf(c_0_30,plain,
    'E'(f(z),f(suc(z))),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_28,c_0_24]),c_0_19]),c_0_20])]) ).

cnf(c_0_31,plain,
    ( 'LE'(f(X1),'0')
    | 'LE'(f(X2),'0')
    | 'LE'(f(X3),'0')
    | ~ iLEQ(suc(z),suc(X3))
    | ~ iLEQ(suc(X1),suc(X2))
    | ~ iLEQ(suc(X3),suc(X1))
    | ~ 'E'(f(X2),f(suc(X2)))
    | ~ 'E'(f(X1),f(suc(X1)))
    | ~ 'E'(f(X3),f(suc(X3))) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_29,c_0_30]),c_0_13]) ).

cnf(c_0_32,plain,
    ( 'LE'(f(X1),'0')
    | 'LE'(f(X2),'0')
    | ~ iLEQ(suc(z),suc(X1))
    | ~ iLEQ(suc(X2),suc(z))
    | ~ iLEQ(suc(X1),suc(X2))
    | ~ 'E'(f(X2),f(suc(X2)))
    | ~ 'E'(f(X1),f(suc(X1))) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_31,c_0_30]),c_0_13]) ).

cnf(c_0_33,axiom,
    ( iLEQ(suc(X1),suc(X1))
    | ~ 'E'('0',f(suc(suc(X1))))
    | ~ 'E'('0',f(suc(X1)))
    | ~ 'E'(f(X1),f(suc(X1)))
    | ~ 'E'('0',f(X1)) ),
    clause_149 ).

cnf(c_0_34,plain,
    ( 'LE'(f(X1),'0')
    | ~ iLEQ(suc(z),suc(z))
    | ~ iLEQ(suc(z),suc(X1))
    | ~ iLEQ(suc(X1),suc(z))
    | ~ 'E'(f(X1),f(suc(X1))) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_30]),c_0_13]) ).

cnf(c_0_35,plain,
    ( iLEQ(suc(X1),suc(X1))
    | ~ 'E'('0',f(suc(suc(X1))))
    | ~ 'E'('0',f(suc(X1)))
    | ~ 'E'('0',f(X1)) ),
    inference(csr,[status(thm)],[c_0_33,c_0_21]) ).

cnf(c_0_36,plain,
    ( 'LE'(f(X1),'0')
    | ~ iLEQ(suc(z),suc(X1))
    | ~ iLEQ(suc(X1),suc(z))
    | ~ 'E'('0',f(suc(suc(z))))
    | ~ 'E'(f(X1),f(suc(X1))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_34,c_0_35]),c_0_19]),c_0_20])]) ).

cnf(c_0_37,plain,
    ( 'LE'(f(X1),'0')
    | ~ iLEQ(suc(z),suc(X1))
    | ~ iLEQ(suc(X1),suc(z))
    | ~ 'E'(f(X1),f(suc(X1))) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_36,c_0_17]),c_0_13]) ).

cnf(c_0_38,plain,
    ~ iLEQ(suc(z),suc(z)),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_37,c_0_30]),c_0_13]) ).

cnf(c_0_39,plain,
    ~ 'E'('0',f(suc(suc(z)))),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_38,c_0_35]),c_0_19]),c_0_20])]) ).

cnf(c_0_40,plain,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_39,c_0_17]),c_0_13]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.13  % Problem    : SYO652-1 : TPTP v9.2.1. Released v7.3.0.
% 0.12/0.13  % Command    : /export/starexec/sandbox2/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox2/solver/bin/cse --final-prover /export/starexec/sandbox2/solver/bin/eprover --proof-time %d --global-time-limit %d
% 0.16/0.34  % Computer : n025.cluster.edu
% 0.16/0.34  % Model    : x86_64 x86_64
% 0.16/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.34  % Memory   : 8042.1875MB
% 0.16/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.34  % CPULimit   : 300
% 0.16/0.34  % WCLimit    : 300
% 0.16/0.34  % DateTime   : Tue May  5 09:20:13 EDT 2026
% 0.16/0.34  % CPUTime    : 
% 0.18/0.35  % start to proof: theBenchmark
% 1.28/1.73  % Version  : CSE_E---1.7
% 1.28/1.73  % Problem  : theBenchmark.p
% 1.28/1.73  % SZS status Unsatisfiable for theBenchmark.p
% 1.28/1.73  % SZS output start CNFRefutation
% See solution above
% 1.28/1.73  % Total time : 1.365s
%------------------------------------------------------------------------------