%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : SWX233-1 : TPTP v9.3.1. Released v9.3.0.
% 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 01:46:48 PM UTC 2026
% Result : Unsatisfiable 0.19s 0.27s
% Output : Refutation 0.19s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 5
% Syntax : Number of formulae : 13 ( 13 unt; 0 def)
% Number of atoms : 13 ( 12 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 5 ( 5 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 3 ( 2 avg)
% Maximal term depth : 4 ( 1 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 3 con; 0-2 aty)
% Number of variables : 6 ( 6 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f11,axiom,
f(nil) = btrue,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_006) ).
fof(f12,plain,
btrue = f(nil),
inference(reorient_equations,[],[f11]) ).
fof(f14,axiom,
! [X0] : prop1(X0) = eq(f(X0),bfalse),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_008) ).
fof(f17,axiom,
eq(btrue,bfalse) = bfalse,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_010) ).
fof(f18,plain,
bfalse = eq(btrue,bfalse),
inference(reorient_equations,[],[f17]) ).
fof(f19,axiom,
! [X0] : eq(X0,X0) = btrue,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_011) ).
fof(f20,plain,
! [X0] : btrue = eq(X0,X0),
inference(reorient_equations,[],[f19]) ).
fof(f21,negated_conjecture,
! [X0] : eq(prop1(X0),bfalse) != btrue,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',goal) ).
fof(f22,plain,
! [X0] : btrue != eq(prop1(X0),bfalse),
inference(reorient_equations,[],[f21]) ).
fof(f23,plain,
! [X0] : btrue != eq(eq(f(X0),bfalse),bfalse),
inference(definition_unfolding,[],[f22,f14]) ).
fof(f24,plain,
btrue != eq(eq(btrue,bfalse),bfalse),
inference(superposition,[],[f23,f12]) ).
fof(f25,plain,
btrue != eq(bfalse,bfalse),
inference(forward_demodulation,[],[f24,f18]) ).
fof(f26,plain,
$false,
inference(forward_subsumption_resolution,[],[f25,f20]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SWX233-1 : TPTP v9.3.1. Released v9.3.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.09/0.20 % Computer : n016.cluster.edu
% 0.09/0.20 % Model : x86_64 x86_64
% 0.09/0.20 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.20 % Memory : 8046.5625MB
% 0.09/0.20 % OS : Linux 6.8.0-71-generic
% 0.09/0.20 % CPULimit : 300
% 0.09/0.20 % WCLimit : 300
% 0.09/0.20 % DateTime : Mon Sep 28 15:22:18 UTC 2026
% 0.09/0.20 % CPUTime :
% 0.09/0.20 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.09/0.23 Running first-order model finding
% 0.09/0.23 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
% 0.19/0.27 % (3702286)Will run a generic schedule for satisfiability detection.
% 0.19/0.27 % (3702295)ott+31_1_sil=16000:lcm=predicate:bce=on:newcnf=on:random_seed=731651233:i=116_2999 on theBenchmark for (2999ds/116Mi)
% 0.19/0.27 % (3702295) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-3702286-3702295"...
% 0.19/0.27 % (3702295)...printing done.
% 0.19/0.27 % (3702295)Refutation found. Thanks to Tanya!
% 0.19/0.27 % SZS status Unsatisfiable for theBenchmark
% 0.19/0.27 % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.27 % (3702295)------------------------------
% 0.19/0.27 % (3702295)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.19/0.27 % (3702295)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.19/0.27 % (3702295)CaDiCaL version: 2.1.3
% 0.19/0.27 % (3702295)Termination reason: Refutation
% 0.19/0.27 % (3702295)Time elapsed: 0.001 s
% 0.19/0.27 % (3702295)Peak memory usage: 11 MB
% 0.19/0.27 % (3702295)Instructions burned: 1 (million)
% 0.19/0.27 % (3702286)Success in time 0.026 s
% 0.19/0.27 % Vampire exiting
%------------------------------------------------------------------------------