%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : SYN571-1 : TPTP v9.3.1. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% Computer : n019.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 02:17:37 PM UTC 2026
% Result : Unsatisfiable 0.19s 0.26s
% Output : Refutation 0.19s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 8
% Syntax : Number of formulae : 16 ( 9 unt; 0 def)
% Number of atoms : 27 ( 0 equ)
% Maximal formula atoms : 4 ( 1 avg)
% Number of connectives : 23 ( 12 ~; 11 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 4 avg)
% Maximal term depth : 5 ( 2 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 9 ( 9 usr; 2 con; 0-2 aty)
% Number of variables : 32 ( 32 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f2,negated_conjecture,
! [X0] : p2(X0,X0),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p2_2) ).
fof(f3,negated_conjecture,
! [X0] : p11(f5(X0),c14),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p11_3) ).
fof(f6,negated_conjecture,
! [X0] : ~ p11(X0,f3(X0,f5(f6(f7(c12))))),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',not_p11_6) ).
fof(f7,negated_conjecture,
! [X0] :
( ~ p11(f5(f10(X0)),X0)
| p11(c14,X0) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p11_7) ).
fof(f12,negated_conjecture,
! [X2,X0,X1] :
( ~ p2(X2,X0)
| p2(X0,X1)
| ~ p2(X2,X1) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p2_12) ).
fof(f14,negated_conjecture,
! [X0,X1] : p2(f9(f5(X0),f5(X1)),f5(f8(X0,X1))),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p2_14) ).
fof(f15,negated_conjecture,
! [X2,X0,X1] :
( ~ p11(f9(X0,X2),X1)
| p11(X0,f3(X1,X2)) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p11_15) ).
fof(f17,negated_conjecture,
! [X2,X3,X0,X1] :
( ~ p11(X2,X3)
| ~ p2(X2,X0)
| ~ p2(X3,X1)
| p11(X0,X1) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p11_17) ).
fof(f35,plain,
! [X2,X0,X1] :
( ~ p2(f9(f5(X0),f5(X1)),X2)
| p2(f5(f8(X0,X1)),X2) ),
inference(resolution,[],[f14,f12]) ).
fof(f47,plain,
! [X2,X0,X1] :
( ~ p2(f5(X0),X1)
| ~ p2(c14,X2)
| p11(X1,X2) ),
inference(resolution,[],[f17,f3]) ).
fof(f100,plain,
! [X0,X1] : p2(f5(f8(X0,X1)),f9(f5(X0),f5(X1))),
inference(resolution,[],[f35,f2]) ).
fof(f106,plain,
! [X2,X0,X1] :
( ~ p2(c14,X0)
| p11(f9(f5(X1),f5(X2)),X0) ),
inference(resolution,[],[f100,f47]) ).
fof(f145,plain,
! [X0,X1] : p11(f9(f5(X0),f5(X1)),c14),
inference(resolution,[],[f106,f2]) ).
fof(f154,plain,
! [X0,X1] : p11(f5(X0),f3(c14,f5(X1))),
inference(resolution,[],[f145,f15]) ).
fof(f167,plain,
! [X0] : p11(c14,f3(c14,f5(X0))),
inference(resolution,[],[f154,f7]) ).
fof(f175,plain,
$false,
inference(resolution,[],[f167,f6]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYN571-1 : TPTP v9.3.1. Released v2.5.0.
% 0.00/0.05 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.09/0.18 % Computer : n019.cluster.edu
% 0.09/0.18 % Model : x86_64 x86_64
% 0.09/0.18 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.18 % Memory : 8046.5625MB
% 0.09/0.18 % OS : Linux 6.8.0-71-generic
% 0.09/0.18 % CPULimit : 300
% 0.09/0.18 % WCLimit : 300
% 0.09/0.18 % DateTime : Mon Sep 28 16:28:49 UTC 2026
% 0.09/0.18 % CPUTime :
% 0.09/0.18 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.09/0.21 Running first-order model finding
% 0.09/0.21 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
% 0.19/0.26 % (4138614)Will run a generic schedule for satisfiability detection.
% 0.19/0.26 % (4138619)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=2847662141_2999 on theBenchmark for (2999ds/0Mi)
% 0.19/0.26 % TRYING [1]
% 0.19/0.26 % TRYING [2]
% 0.19/0.26 % TRYING [3]
% 0.19/0.26 % TRYING [4]
% 0.19/0.26 % (4138620)% WARNING: option uhcvi not known.
% 0.19/0.26 % (4138620)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=3099354352:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 0.19/0.26 % (4138622)dis+10_1_sil=32000:sp=arity:random_seed=2984330843:i=103:fgj=on_2999 on theBenchmark for (2999ds/103Mi)
% 0.19/0.26 % (4138621)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=1380803562:i=88024:add=on:rawr=on_2999 on theBenchmark for (2999ds/88024Mi)
% 0.19/0.26 % (4138623)ott+31_1_sil=16000:lcm=predicate:bce=on:newcnf=on:random_seed=2382680187:i=116_2999 on theBenchmark for (2999ds/116Mi)
% 0.19/0.26 % (4138624)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=2999507096:i=131_2999 on theBenchmark for (2999ds/131Mi)
% 0.19/0.26 % (4138625)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=3330262767:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_2999 on theBenchmark for (2999ds/159Mi)
% 0.19/0.26 % TRYING [5]
% 0.19/0.26 % (4138624) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-4138614-4138624"...
% 0.19/0.26 % (4138622) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-4138614-4138622"...
% 0.19/0.26 % (4138624)...printing done.
% 0.19/0.26 % (4138622)...printing done.
% 0.19/0.26 % (4138624)Refutation found. Thanks to Tanya!
% 0.19/0.26 % SZS status Unsatisfiable for theBenchmark
% 0.19/0.26 % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.26 % (4138624)------------------------------
% 0.19/0.26 % (4138624)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.19/0.26 % (4138624)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.19/0.26 % (4138624)CaDiCaL version: 2.1.3
% 0.19/0.26 % (4138624)Termination reason: Refutation
% 0.19/0.26 % (4138624)Time elapsed: 0.005 s
% 0.19/0.26 % (4138624)Peak memory usage: 11 MB
% 0.19/0.26 % (4138624)Instructions burned: 6 (million)
% 0.19/0.26 % (4138614)Success in time 0.042 s
% 0.19/0.26 % Vampire exiting
%------------------------------------------------------------------------------