%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : COL051-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% Computer : n014.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 09:38:17 AM UTC 2026
% Result : Unsatisfiable 0.19s 0.32s
% Output : Refutation 0.19s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 3
% Syntax : Number of formulae : 7 ( 7 unt; 0 def)
% Number of atoms : 7 ( 6 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 3 ( 3 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 3 avg)
% Maximal term depth : 4 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 3 ( 3 usr; 1 con; 0-2 aty)
% Number of variables : 9 ( 9 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0] : response(mocking_bird,X0) = response(X0,X0),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',mocking_bird_exists) ).
fof(f2,axiom,
! [X2,X0,X1] : response(compose(X0,X1),X2) = response(X0,response(X1,X2)),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',composer_exists) ).
fof(f3,negated_conjecture,
! [X0] : response(X0,X0) != X0,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_the_bird_exists) ).
fof(f4,plain,
! [X0] : response(mocking_bird,X0) != X0,
inference(superposition,[],[f3,f1]) ).
fof(f7,plain,
! [X0,X1] : response(mocking_bird,compose(X0,X1)) = response(X0,response(X1,compose(X0,X1))),
inference(superposition,[],[f1,f2]) ).
fof(f71,plain,
! [X0] : response(X0,compose(mocking_bird,X0)) != response(mocking_bird,compose(mocking_bird,X0)),
inference(superposition,[],[f4,f7]) ).
fof(f74,plain,
$false,
inference(equality_resolution,[],[f71]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : COL051-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.05 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.08/0.25 % Computer : n014.cluster.edu
% 0.08/0.25 % Model : x86_64 x86_64
% 0.08/0.25 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.25 % Memory : 8046.5625MB
% 0.08/0.25 % OS : Linux 6.8.0-71-generic
% 0.08/0.25 % CPULimit : 300
% 0.08/0.25 % WCLimit : 300
% 0.08/0.26 % DateTime : Mon Sep 28 21:31:15 UTC 2026
% 0.08/0.26 % CPUTime :
% 0.08/0.26 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.19/0.29 Running first-order model finding
% 0.19/0.29 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
% 0.19/0.32 % (2209646)Will run a generic schedule for satisfiability detection.
% 0.19/0.32 % (2209660)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=3112218375:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_2999 on theBenchmark for (2999ds/159Mi)
% 0.19/0.32 % (2209655)% WARNING: option uhcvi not known.
% 0.19/0.32 % (2209660) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-2209646-2209660"...
% 0.19/0.32 % (2209660)...printing done.
% 0.19/0.32 % (2209660)Refutation found. Thanks to Tanya!
% 0.19/0.32 % SZS status Unsatisfiable for theBenchmark
% 0.19/0.32 % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.32 % (2209660)------------------------------
% 0.19/0.32 % (2209660)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.19/0.32 % (2209660)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.19/0.32 % (2209660)CaDiCaL version: 2.1.3
% 0.19/0.32 % (2209660)Termination reason: Refutation
% 0.19/0.32 % (2209660)Time elapsed: 0.003 s
% 0.19/0.32 % (2209660)Peak memory usage: 11 MB
% 0.19/0.32 % (2209660)Instructions burned: 9 (million)
% 0.19/0.32 % (2209646)Success in time 0.025 s
% 0.19/0.32 % Vampire exiting
%------------------------------------------------------------------------------