%------------------------------------------------------------------------------
% File : CSE_E---1.7
% Problem : SYN028-1 : TPTP v9.2.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox/solver/bin/cse --final-prover /export/starexec/sandbox/solver/bin/eprover --proof-time %d --global-time-limit %d
% Computer : n004.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 05:35:20 PM UTC 2026
% Result : Unsatisfiable 0.26s 1.62s
% Output : CNFRefutation 0.26s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 6
% Syntax : Number of clauses : 18 ( 7 unt; 2 nHn; 18 RR)
% Number of literals : 31 ( 0 equ; 15 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 0 ( 0 avg)
% Number of predicates : 6 ( 5 usr; 6 prp; 0-0 aty)
% Number of functors : 0 ( 0 usr; 0 con; --- aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(clause4,axiom,
( t
| ~ s
| ~ r ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause4) ).
cnf(clause3,axiom,
( s
| ~ r ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause3) ).
cnf(clause2,axiom,
( r
| ~ q ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause2) ).
cnf(clause5,axiom,
( p
| ~ t ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause5) ).
cnf(clause1,axiom,
( q
| p ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause1) ).
cnf(prove_something,negated_conjecture,
~ p,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_something) ).
cnf(i_0_6,axiom,
( t
| ~ s
| ~ r ),
clause4,
[final] ).
cnf(i_0_7,axiom,
( s
| ~ r ),
clause3,
[final] ).
cnf(i_0_8,axiom,
( r
| ~ q ),
clause2,
[final] ).
cnf(i_0_9,axiom,
( p
| ~ t ),
clause5,
[final] ).
cnf(i_0_10,axiom,
( q
| p ),
clause1,
[final] ).
cnf(i_0_11,negated_conjecture,
~ p,
prove_something,
[final] ).
cnf(i_0_12,plain,
~ t,
inference(scs_inference,[],[i_0_11,i_0_9]) ).
cnf(i_0_13,plain,
q,
inference(scs_inference,[],[i_0_11,i_0_10]) ).
cnf(i_0_14,plain,
( ~ s
| ~ r ),
inference(scs_inference,[],[i_0_12,i_0_6]) ).
cnf(i_0_15,plain,
r,
inference(scs_inference,[],[i_0_13,i_0_8]) ).
cnf(i_0_16,plain,
s,
inference(scs_inference,[],[i_0_15,i_0_7]) ).
cnf(i_0_17,plain,
$false,
inference(scs_inference,[],[i_0_15,i_0_16,i_0_14]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12 % Problem : SYN028-1 : TPTP v9.2.1. Released v1.0.0.
% 0.00/0.12 % Command : /export/starexec/sandbox/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox/solver/bin/cse --final-prover /export/starexec/sandbox/solver/bin/eprover --proof-time %d --global-time-limit %d
% 0.15/0.33 % Computer : n004.cluster.edu
% 0.15/0.33 % Model : x86_64 x86_64
% 0.15/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.33 % Memory : 8042.1875MB
% 0.15/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.15/0.33 % CPULimit : 300
% 0.15/0.33 % WCLimit : 300
% 0.15/0.33 % DateTime : Tue May 5 08:05:02 EDT 2026
% 0.15/0.33 % CPUTime :
% 0.15/0.34 % start to proof: theBenchmark
% 0.26/1.62 % Version : CSE_E---1.7
% 0.26/1.62 % Problem : theBenchmark.p
% 0.26/1.62 % SZS status Unsatisfiable for theBenchmark.p
% 0.26/1.62 % SZS output start CNFRefutation
% See solution above
% 0.26/1.65 % Total time : 1.275s
%------------------------------------------------------------------------------