%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : GEO239+3 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% Computer : n011.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 09:54:12 AM UTC 2026
% Result : Theorem 0.12s 0.44s
% Output : Refutation 0.12s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 2
% Syntax : Number of formulae : 10 ( 3 unt; 0 def)
% Number of atoms : 19 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 17 ( 8 ~; 1 |; 5 &)
% ( 0 <=>; 3 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 4 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 4 ( 3 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 3 con; 0-2 aty)
% Number of variables : 18 ( 15 !; 3 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f20,axiom,
! [X0,X1] :
~ ( left_apart_point(X0,X1)
| left_apart_point(X0,reverse_line(X1)) ),
file('/export/starexec/sandbox2/benchmark/Axioms/GEO009+0.ax',ax10_basics) ).
fof(f37,conjecture,
! [X0,X1,X2] :
( ( incident_point_and_line(X0,X2)
& left_apart_point(X1,X2) )
=> left_convergent_lines(X2,line_connecting(X0,X1)) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',con) ).
fof(f38,negated_conjecture,
~ ! [X0,X1,X2] :
( ( incident_point_and_line(X0,X2)
& left_apart_point(X1,X2) )
=> left_convergent_lines(X2,line_connecting(X0,X1)) ),
inference(negated_conjecture,[status(cth)],[f37]) ).
fof(f42,plain,
~ ! [X0,X1,X2] :
( left_apart_point(X1,X2)
=> left_convergent_lines(X2,line_connecting(X0,X1)) ),
inference(pure_predicate_removal,[],[f38]) ).
fof(f56,plain,
! [X0,X1] :
( ~ left_apart_point(X0,X1)
& ~ left_apart_point(X0,reverse_line(X1)) ),
inference(ennf_transformation,[],[f20]) ).
fof(f79,plain,
? [X0,X1,X2] :
( ~ left_convergent_lines(X2,line_connecting(X0,X1))
& left_apart_point(X1,X2) ),
inference(ennf_transformation,[],[f42]) ).
fof(f80,plain,
( ~ left_convergent_lines(sK2,line_connecting(sK0,sK1))
& left_apart_point(sK1,sK2) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK0,sK1,sK2]),skolemize(X0,sK0),skolemize(X1,sK1),skolemize(X2,sK2)],[f79]) ).
fof(f98,plain,
! [X0,X1] : ~ left_apart_point(X0,X1),
inference(cnf_transformation,[],[f56]) ).
fof(f118,plain,
left_apart_point(sK1,sK2),
inference(cnf_transformation,[],[f80]) ).
fof(f123,plain,
$false,
inference(resolution,[],[f98,f118]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : GEO239+3 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.12/0.37 % Computer : n011.cluster.edu
% 0.12/0.37 % Model : x86_64 x86_64
% 0.12/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.37 % Memory : 8046.5625MB
% 0.12/0.37 % OS : Linux 6.8.0-71-generic
% 0.12/0.37 % CPULimit : 300
% 0.12/0.37 % WCLimit : 300
% 0.12/0.37 % DateTime : Sun Sep 27 07:49:00 UTC 2026
% 0.12/0.37 % CPUTime :
% 0.12/0.37 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.12/0.40 Running first-order model finding
% 0.12/0.40 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
% 0.12/0.44 % (2075376)Will run a generic schedule for satisfiability detection.
% 0.12/0.44 % (2075386)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=1895868094:i=131_2999 on theBenchmark for (2999ds/131Mi)
% 0.12/0.44 % (2075386) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-2075376-2075386"...
% 0.12/0.44 % (2075386)...printing done.
% 0.12/0.44 % (2075386)Refutation found. Thanks to Tanya!
% 0.12/0.44 % SZS status Theorem for theBenchmark
% 0.12/0.44 % SZS output start Proof for theBenchmark
% See solution above
% 0.12/0.44 % (2075386)------------------------------
% 0.12/0.44 % (2075386)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.12/0.44 % (2075386)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.12/0.44 % (2075386)CaDiCaL version: 2.1.3
% 0.12/0.44 % (2075386)Termination reason: Refutation
% 0.12/0.44 % (2075386)Time elapsed: 0.001 s
% 0.12/0.44 % (2075386)Peak memory usage: 12 MB
% 0.12/0.44 % (2075386)Instructions burned: 2 (million)
% 0.12/0.44 % (2075376)Success in time 0.027 s
% 0.12/0.44 % Vampire exiting
%------------------------------------------------------------------------------