%------------------------------------------------------------------------------
% File : CSE_E---1.7
% Problem : MSC011+1 : TPTP v9.2.1. Released v3.2.0.
% 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 : n007.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 04:48:56 PM UTC 2026
% Result : Theorem 0.25s 1.61s
% Output : CNFRefutation 0.25s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 4
% Syntax : Number of formulae : 16 ( 7 unt; 0 def)
% Number of atoms : 28 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 22 ( 10 ~; 7 |; 3 &)
% ( 0 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 5 ( 4 usr; 3 prp; 0-1 aty)
% Number of functors : 1 ( 1 usr; 1 con; 0-0 aty)
% Number of variables : 9 ( 3 sgn 4 !; 1 ?)
% Comments :
%------------------------------------------------------------------------------
fof(d_cons,axiom,
! [X1] :
( ( drunk(X1)
& not_drunk(X1) )
=> goal ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d_cons) ).
fof(neg_phi,axiom,
! [X1] :
( drunk(X1)
& neg_psi ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',neg_phi) ).
fof(goal_to_be_proved,conjecture,
goal,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',goal_to_be_proved) ).
fof(neg_psi_ax,axiom,
( neg_psi
=> ? [X1] : not_drunk(X1) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',neg_psi_ax) ).
fof(c_0_4,plain,
! [X5] :
( ~ drunk(X5)
| ~ not_drunk(X5)
| goal ),
inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[d_cons])]) ).
fof(c_0_5,plain,
! [X6] :
( drunk(X6)
& neg_psi ),
inference(variable_rename,[status(thm)],[neg_phi]) ).
cnf(c_0_6,plain,
( goal
| ~ drunk(X1)
| ~ not_drunk(X1) ),
inference(split_conjunct,[status(thm)],[c_0_4]) ).
cnf(c_0_7,plain,
drunk(X1),
inference(split_conjunct,[status(thm)],[c_0_5]) ).
fof(c_0_8,negated_conjecture,
~ goal,
inference(fof_simplification,[status(thm)],[inference(assume_negation,[status(cth)],[goal_to_be_proved])]) ).
fof(c_0_9,plain,
( ~ neg_psi
| not_drunk(esk1_0) ),
inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[neg_psi_ax])])]) ).
cnf(c_0_10,plain,
( goal
| ~ not_drunk(X1) ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_6,c_0_7])]) ).
cnf(c_0_11,negated_conjecture,
~ goal,
inference(split_conjunct,[status(thm)],[c_0_8]) ).
cnf(c_0_12,plain,
( not_drunk(esk1_0)
| ~ neg_psi ),
inference(split_conjunct,[status(thm)],[c_0_9]) ).
cnf(c_0_13,plain,
neg_psi,
inference(split_conjunct,[status(thm)],[c_0_5]) ).
cnf(c_0_14,plain,
~ not_drunk(X1),
inference(sr,[status(thm)],[c_0_10,c_0_11]) ).
cnf(c_0_15,plain,
$false,
inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_12,c_0_13])]),c_0_14]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12 % Problem : MSC011+1 : TPTP v9.2.1. Released v3.2.0.
% 0.00/0.12 % 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
% 0.16/0.32 % Computer : n007.cluster.edu
% 0.16/0.32 % Model : x86_64 x86_64
% 0.16/0.32 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.32 % Memory : 8042.1875MB
% 0.16/0.32 % OS : Linux 3.10.0-693.el7.x86_64
% 0.16/0.32 % CPULimit : 300
% 0.16/0.32 % WCLimit : 300
% 0.16/0.32 % DateTime : Mon May 4 23:35:38 EDT 2026
% 0.16/0.33 % CPUTime :
% 0.16/0.34 % start to proof: theBenchmark
% 0.25/1.61 % Version : CSE_E---1.7
% 0.25/1.61 % Problem : theBenchmark.p
% 0.25/1.61 % SZS status Theorem for theBenchmark.p
% 0.25/1.61 % SZS output start CNFRefutation
% See solution above
% 0.25/1.61 % Total time : 1.271s
%------------------------------------------------------------------------------