%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : LCL046-1 : 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 : n003.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 11:57:30 AM UTC 2026
% Result : Unsatisfiable 0.17s 0.46s
% Output : Refutation 0.17s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 5
% Syntax : Number of formulae : 10 ( 6 unt; 0 def)
% Number of atoms : 16 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 13 ( 7 ~; 6 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 4 avg)
% Maximal term depth : 4 ( 2 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-1 aty)
% Number of functors : 3 ( 3 usr; 1 con; 0-2 aty)
% Number of variables : 17 ( 17 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0,X1] :
( ~ is_a_theorem(implies(X0,X1))
| ~ is_a_theorem(X0)
| is_a_theorem(X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',condensed_detachment) ).
fof(f2,axiom,
! [X2,X0,X1] : is_a_theorem(implies(implies(X0,X1),implies(implies(X1,X2),implies(X0,X2)))),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cn_1) ).
fof(f3,axiom,
! [X0] : is_a_theorem(implies(implies(not(X0),X0),X0)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cn_2) ).
fof(f4,axiom,
! [X0,X1] : is_a_theorem(implies(X0,implies(not(X0),X1))),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cn_3) ).
fof(f5,negated_conjecture,
~ is_a_theorem(implies(a,a)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_cn_16) ).
fof(f8,plain,
! [X2,X0,X1] :
( is_a_theorem(implies(implies(X1,X2),implies(X0,X2)))
| ~ is_a_theorem(implies(X0,X1)) ),
inference(resolution,[],[f2,f1]) ).
fof(f18,plain,
! [X2,X0,X1] :
( ~ is_a_theorem(implies(X1,X2))
| ~ is_a_theorem(implies(X0,X1))
| is_a_theorem(implies(X0,X2)) ),
inference(resolution,[],[f8,f1]) ).
fof(f19,plain,
! [X0,X1] :
( ~ is_a_theorem(implies(X0,implies(not(X1),X1)))
| is_a_theorem(implies(X0,X1)) ),
inference(resolution,[],[f18,f3]) ).
fof(f26,plain,
! [X0] : is_a_theorem(implies(X0,X0)),
inference(resolution,[],[f19,f4]) ).
fof(f32,plain,
$false,
inference(backward_subsumption_resolution,[],[f5,f26]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : LCL046-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.05 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.11/0.37 % Computer : n003.cluster.edu
% 0.11/0.37 % Model : x86_64 x86_64
% 0.11/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.37 % Memory : 8046.5625MB
% 0.11/0.37 % OS : Linux 6.8.0-71-generic
% 0.11/0.37 % CPULimit : 300
% 0.11/0.37 % WCLimit : 300
% 0.11/0.37 % DateTime : Sun Sep 27 15:20:26 UTC 2026
% 0.11/0.38 % CPUTime :
% 0.11/0.38 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.11/0.41 Running first-order model finding
% 0.11/0.41 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
% 0.17/0.46 % (688762)Will run a generic schedule for satisfiability detection.
% 0.17/0.46 % (688772)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=2029254952_2999 on theBenchmark for (2999ds/0Mi)
% 0.17/0.46 % TRYING [1]
% 0.17/0.46 % TRYING [2]
% 0.17/0.46 % TRYING [3]
% 0.17/0.46 % TRYING [4]
% 0.17/0.46 % (688773)% WARNING: option uhcvi not known.
% 0.17/0.46 % (688773)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=1103352915:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 0.17/0.46 % (688774)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=3028909640:i=88024:add=on:rawr=on_2999 on theBenchmark for (2999ds/88024Mi)
% 0.17/0.46 % (688775)dis+10_1_sil=32000:sp=arity:random_seed=1855092339:i=103:fgj=on_2999 on theBenchmark for (2999ds/103Mi)
% 0.17/0.46 % (688776)ott+31_1_sil=16000:lcm=predicate:bce=on:newcnf=on:random_seed=266918437:i=116_2999 on theBenchmark for (2999ds/116Mi)
% 0.17/0.46 % (688777)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=3281067029:i=131_2999 on theBenchmark for (2999ds/131Mi)
% 0.17/0.46 % (688778)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=3123516751:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_2999 on theBenchmark for (2999ds/159Mi)
% 0.17/0.46 % (688773) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-688762-688773"...
% 0.17/0.46 % (688775) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-688762-688775"...
% 0.17/0.46 % (688776) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-688762-688776"...
% 0.17/0.46 % TRYING [5]
% 0.17/0.46 % (688774) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-688762-688774"...
% 0.17/0.46 % (688773)...printing done.
% 0.17/0.46 % (688778) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-688762-688778"...
% 0.17/0.46 % (688775)...printing done.
% 0.17/0.46 % (688777) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-688762-688777"...
% 0.17/0.46 % (688776)...printing done.
% 0.17/0.46 % (688774)...printing done.
% 0.17/0.46 % (688778)...printing done.
% 0.17/0.46 % (688777)...printing done.
% 0.17/0.46 % (688773)Refutation found. Thanks to Tanya!
% 0.17/0.46 % SZS status Unsatisfiable for theBenchmark
% 0.17/0.46 % SZS output start Proof for theBenchmark
% See solution above
% 0.17/0.46 % (688773)------------------------------
% 0.17/0.46 % (688773)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.17/0.46 % (688773)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.17/0.46 % (688773)CaDiCaL version: 2.1.3
% 0.17/0.46 % (688773)Termination reason: Refutation
% 0.17/0.46 % (688773)Time elapsed: 0.002 s
% 0.17/0.46 % (688773)Peak memory usage: 11 MB
% 0.17/0.46 % (688773)Instructions burned: 1 (million)
% 0.17/0.46 % (688762)Success in time 0.043 s
% 0.17/0.46 % Vampire exiting
%------------------------------------------------------------------------------