%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : CAT019-2 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% Computer : n010.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 09:36:58 AM UTC 2026
% Result : Unsatisfiable 0.27s 0.34s
% Output : Refutation 0.27s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 2
% Syntax : Number of formulae : 5 ( 4 unt; 0 def)
% Number of atoms : 6 ( 5 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 4 ( 3 ~; 1 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 2 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 2 ( 2 usr; 2 con; 0-0 aty)
% Number of variables : 1 ( 1 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f12,axiom,
! [X0] :
( c2 = X0
| c1 != X0 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',equality_to_c1_and_c2_2) ).
fof(f13,negated_conjecture,
c2 != c1,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_c1_equals_c2) ).
fof(f15,plain,
c2 = c1,
inference(equality_resolution,[],[f12]) ).
fof(f16,plain,
c2 != c2,
inference(superposition,[],[f13,f15]) ).
fof(f17,plain,
$false,
inference(trivial_inequality_removal,[],[f16]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : CAT019-2 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.07 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.10/0.24 % Computer : n010.cluster.edu
% 0.10/0.24 % Model : x86_64 x86_64
% 0.10/0.24 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.24 % Memory : 8046.5625MB
% 0.10/0.24 % OS : Linux 6.8.0-71-generic
% 0.10/0.24 % CPULimit : 300
% 0.10/0.24 % WCLimit : 300
% 0.10/0.24 % DateTime : Mon Sep 28 21:14:18 UTC 2026
% 0.10/0.25 % CPUTime :
% 0.10/0.25 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.27/0.30 Running first-order model finding
% 0.27/0.30 Running: /export/starexec/sandbox/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc --intent sat -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.27/0.34 % (2347936)Will run a generic schedule for satisfiability detection.
% 0.27/0.34 % (2347947)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=4225503938:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_3000 on theBenchmark for (3000ds/159Mi)
% 0.27/0.34 % (2347945)ott+31_1_sil=16000:lcm=predicate:bce=on:newcnf=on:random_seed=1223933952:i=116_3000 on theBenchmark for (3000ds/116Mi)
% 0.27/0.34 % (2347947) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-2347936-2347947"...
% 0.27/0.34 % (2347945) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-2347936-2347945"...
% 0.27/0.34 % (2347947)...printing done.
% 0.27/0.34 % (2347945)...printing done.
% 0.27/0.34 % (2347947)Refutation found. Thanks to Tanya!
% 0.27/0.34 % SZS status Unsatisfiable for theBenchmark
% 0.27/0.34 % SZS output start Proof for theBenchmark
% See solution above
% 0.27/0.34 % (2347947)------------------------------
% 0.27/0.34 % (2347947)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.27/0.34 % (2347947)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.27/0.34 % (2347947)CaDiCaL version: 2.1.3
% 0.27/0.34 % (2347947)Termination reason: Refutation
% 0.27/0.34 % (2347947)Time elapsed: 0.001 s
% 0.27/0.34 % (2347947)Peak memory usage: 11 MB
% 0.27/0.34 % (2347936)Success in time 0.025 s
% 0.27/0.34 % Vampire exiting
%------------------------------------------------------------------------------