%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : MSC011+1 : TPTP v9.3.1. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% Computer : n016.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Tue Sep 29 12:05:45 PM UTC 2026
% Result : Theorem 0.15s 0.47s
% Output : Refutation 0.15s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 4
% Syntax : Number of formulae : 18 ( 9 unt; 0 def)
% Number of atoms : 31 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 27 ( 14 ~; 9 |; 2 &)
% ( 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 ( 7 !; 2 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0] :
( ( drunk(X0)
& not_drunk(X0) )
=> goal ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d_cons) ).
fof(f2,axiom,
! [X0] :
( drunk(X0)
& neg_psi ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',neg_phi) ).
fof(f3,axiom,
( neg_psi
=> ? [X0] : not_drunk(X0) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',neg_psi_ax) ).
fof(f4,conjecture,
goal,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',goal_to_be_proved) ).
fof(f5,negated_conjecture,
~ goal,
inference(negated_conjecture,[status(cth)],[f4]) ).
fof(f6,plain,
~ goal,
inference(flattening,[],[f5]) ).
fof(f7,plain,
! [X0] :
( goal
| ~ drunk(X0)
| ~ not_drunk(X0) ),
inference(ennf_transformation,[],[f1]) ).
fof(f8,plain,
! [X0] :
( goal
| ~ drunk(X0)
| ~ not_drunk(X0) ),
inference(flattening,[],[f7]) ).
fof(f9,plain,
( ? [X0] : not_drunk(X0)
| ~ neg_psi ),
inference(ennf_transformation,[],[f3]) ).
fof(f10,plain,
( not_drunk(sK0)
| ~ neg_psi ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK0]),skolemize(X0,sK0)],[f9]) ).
fof(f11,plain,
! [X0] :
( goal
| ~ drunk(X0)
| ~ not_drunk(X0) ),
inference(cnf_transformation,[],[f8]) ).
fof(f12,plain,
neg_psi,
inference(cnf_transformation,[],[f2]) ).
fof(f13,plain,
! [X0] : drunk(X0),
inference(cnf_transformation,[],[f2]) ).
fof(f14,plain,
( not_drunk(sK0)
| ~ neg_psi ),
inference(cnf_transformation,[],[f10]) ).
fof(f15,plain,
~ goal,
inference(cnf_transformation,[],[f6]) ).
fof(f16,plain,
! [X0] : ~ not_drunk(X0),
inference(global_subsumption,[],[f11,f13,f15]) ).
fof(f17,plain,
~ neg_psi,
inference(forward_subsumption_resolution,[],[f14,f16]) ).
fof(f18,plain,
$false,
inference(forward_subsumption_resolution,[],[f17,f12]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : MSC011+1 : TPTP v9.3.1. Released v3.2.0.
% 0.00/0.04 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.10/0.40 % Computer : n016.cluster.edu
% 0.10/0.40 % Model : x86_64 x86_64
% 0.10/0.40 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.40 % Memory : 8046.5625MB
% 0.10/0.40 % OS : Linux 6.8.0-71-generic
% 0.10/0.40 % CPULimit : 300
% 0.10/0.40 % WCLimit : 300
% 0.10/0.40 % DateTime : Sun Sep 27 17:45:48 UTC 2026
% 0.10/0.40 % CPUTime :
% 0.10/0.40 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.10/0.43 Running first-order model finding
% 0.10/0.43 Running: /export/starexec/sandbox2/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc --intent sat -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.15/0.47 % (2877203)Will run a generic schedule for satisfiability detection.
% 0.15/0.47 % (2877210)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=1225506418:i=88024:add=on:rawr=on_2999 on theBenchmark for (2999ds/88024Mi)
% 0.15/0.47 % (2877210) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-2877203-2877210"...
% 0.15/0.47 % (2877210)...printing done.
% 0.15/0.47 % (2877210)Refutation found. Thanks to Tanya!
% 0.15/0.47 % SZS status Theorem for theBenchmark
% 0.15/0.47 % SZS output start Proof for theBenchmark
% See solution above
% 0.15/0.47 % (2877210)------------------------------
% 0.15/0.47 % (2877210)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.15/0.47 % (2877210)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.15/0.47 % (2877210)CaDiCaL version: 2.1.3
% 0.15/0.47 % (2877210)Termination reason: Refutation
% 0.15/0.47 % (2877210)Time elapsed: 0.001 s
% 0.15/0.47 % (2877210)Peak memory usage: 11 MB
% 0.15/0.47 % (2877203)Success in time 0.024 s
% 0.15/0.47 % Vampire exiting
%------------------------------------------------------------------------------