%------------------------------------------------------------------------------
% File : Vampire---5.0.1
% Problem : SYO186^5 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n017.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 : Wed Sep 30 08:47:09 AM UTC 2026
% Result : Theorem 0.20s 0.28s
% Output : Refutation 0.20s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 1
% Syntax : Number of formulae : 8 ( 5 unt; 0 typ; 0 def)
% Number of atoms : 9 ( 4 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 6 ( 6 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of FOOLs : 11 ( 4 fml; 7 var)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 3 ( 0 usr; 2 prp; 0-2 aty)
% Number of functors : 0 ( 0 usr; 0 con; --- aty)
% Number of variables : 9 ( 4 !; 5 ?; 9 :)
% Comments :
%------------------------------------------------------------------------------
tff(f1,conjecture,
! [X0: $o] :
? [X1: $o] : (X1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cCT11) ).
tff(f2,negated_conjecture,
~ ! [X0: $o] :
? [X1: $o] : (X1),
inference(negated_conjecture,[status(cth)],[f1]) ).
tff(f3,plain,
~ ? [X1: $o] : (X1),
inference(rectify,[],[f2]) ).
tff(f4,plain,
~ ? [X1: $o] : ( $true = (X1) ),
inference(fool_elimination,[],[f3]) ).
tff(f5,plain,
~ ? [X0: $o] : ( $true = (X0) ),
inference(rectify,[],[f4]) ).
tff(f6,plain,
! [X0: $o] : ( $true != (X0) ),
inference(ennf_transformation,[],[f5]) ).
tff(f7,plain,
! [X0: $o] : ( $true != (X0) ),
inference(cnf_transformation,[],[f6]) ).
tff(f10,plain,
$false,
inference(equality_resolution,[],[f7]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYO186^5 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.05 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.09/0.19 % Computer : n017.cluster.edu
% 0.09/0.19 % Model : x86_64 x86_64
% 0.09/0.19 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.19 % Memory : 8046.5625MB
% 0.09/0.19 % OS : Linux 6.8.0-71-generic
% 0.09/0.19 % CPULimit : 300
% 0.09/0.19 % WCLimit : 300
% 0.09/0.19 % DateTime : Tue Sep 29 16:33:38 UTC 2026
% 0.09/0.19 % CPUTime :
% 0.09/0.19 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.09/0.23 Running higher-order theorem proving
% 0.09/0.24 Running: /export/starexec/sandbox/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.28 % (562376)Detected formulas, will run a generic FOF schedule.
% 0.20/0.28 % (562385)lrs+10_2:3_to=lpo:sil=16000:sp=arity:random_seed=3292103897:i=114:bd=all:ss=axioms:sgt=4_2999 on theBenchmark for (2999ds/114Mi)
% 0.20/0.28 % (562385) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-562376-562385"...
% 0.20/0.28 % (562385)...printing done.
% 0.20/0.28 % (562385)Refutation found. Thanks to Tanya!
% 0.20/0.28 % SZS status Theorem for theBenchmark
% 0.20/0.28 % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.28 % (562385)------------------------------
% 0.20/0.28 % (562385)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.20/0.28 % (562385)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.20/0.28 % (562385)CaDiCaL version: 2.1.3
% 0.20/0.28 % (562385)Termination reason: Refutation
% 0.20/0.28 % (562385)Time elapsed: 0.0000 s
% 0.20/0.28 % (562385)Peak memory usage: 11 MB
% 0.20/0.28 % (562376)Success in time 0.027 s
% 0.20/0.28 % Vampire exiting
%------------------------------------------------------------------------------