%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : LCL357-1 : TPTP v9.3.1. Released v2.3.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% Computer : n017.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 11:58:25 AM UTC 2026
% Result : Unsatisfiable 0.16s 0.48s
% Output : Refutation 0.16s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 3
% Syntax : Number of formulae : 8 ( 5 unt; 0 def)
% Number of atoms : 12 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 9 ( 5 ~; 4 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 5 avg)
% Maximal term depth : 5 ( 2 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-1 aty)
% Number of functors : 5 ( 5 usr; 4 con; 0-2 aty)
% Number of variables : 20 ( 20 !; 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(f5,negated_conjecture,
~ is_a_theorem(implies(implies(x,y),implies(implies(implies(x,z),u),implies(implies(y,z),u)))),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_cn_06) ).
fof(f8,plain,
! [X2,X0,X1] :
( ~ is_a_theorem(implies(X0,X1))
| is_a_theorem(implies(implies(X1,X2),implies(X0,X2))) ),
inference(resolution,[],[f2,f1]) ).
fof(f13,plain,
! [X2,X3,X0,X1] : is_a_theorem(implies(implies(implies(implies(X0,X1),implies(X2,X1)),X3),implies(implies(X2,X0),X3))),
inference(resolution,[],[f8,f2]) ).
fof(f64,plain,
! [X2,X3,X0,X1] :
( ~ is_a_theorem(implies(implies(implies(X0,X1),implies(X2,X1)),X3))
| is_a_theorem(implies(implies(X2,X0),X3)) ),
inference(resolution,[],[f13,f1]) ).
fof(f203,plain,
! [X2,X3,X0,X1] : is_a_theorem(implies(implies(X0,X1),implies(implies(implies(X0,X2),X3),implies(implies(X1,X2),X3)))),
inference(resolution,[],[f64,f2]) ).
fof(f680,plain,
$false,
inference(resolution,[],[f203,f5]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : LCL357-1 : TPTP v9.3.1. Released v2.3.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.12/0.40 % Computer : n017.cluster.edu
% 0.12/0.40 % Model : x86_64 x86_64
% 0.12/0.40 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.40 % Memory : 8046.5625MB
% 0.12/0.40 % OS : Linux 6.8.0-71-generic
% 0.12/0.40 % CPULimit : 300
% 0.12/0.40 % WCLimit : 300
% 0.12/0.40 % DateTime : Sun Sep 27 15:31:50 UTC 2026
% 0.12/0.40 % CPUTime :
% 0.12/0.40 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.12/0.42 Running first-order model finding
% 0.12/0.42 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
% 0.16/0.48 % (2743355)Will run a generic schedule for satisfiability detection.
% 0.16/0.48 % (2743365)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=3314105943:i=131_2999 on theBenchmark for (2999ds/131Mi)
% 0.16/0.48 % (2743361)% WARNING: option uhcvi not known.
% 0.16/0.48 % (2743360)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=3815689309_2999 on theBenchmark for (2999ds/0Mi)
% 0.16/0.48 % (2743361)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=4209028355:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 0.16/0.48 % (2743362)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=2512042491:i=88024:add=on:rawr=on_2999 on theBenchmark for (2999ds/88024Mi)
% 0.16/0.48 % (2743363)dis+10_1_sil=32000:sp=arity:random_seed=4082421349:i=103:fgj=on_2999 on theBenchmark for (2999ds/103Mi)
% 0.16/0.48 % (2743364)ott+31_1_sil=16000:lcm=predicate:bce=on:newcnf=on:random_seed=3587070710:i=116_2999 on theBenchmark for (2999ds/116Mi)
% 0.16/0.48 % (2743366)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=1225676612:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_2999 on theBenchmark for (2999ds/159Mi)
% 0.16/0.48 % (2743365) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-2743355-2743365"...
% 0.16/0.48 % TRYING [1]
% 0.16/0.48 % (2743361) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-2743355-2743361"...
% 0.16/0.48 % TRYING [2]
% 0.16/0.48 % (2743365)...printing done.
% 0.16/0.48 % (2743363) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-2743355-2743363"...
% 0.16/0.48 % TRYING [3]
% 0.16/0.48 % (2743364) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-2743355-2743364"...
% 0.16/0.48 % (2743365)Refutation found. Thanks to Tanya!
% 0.16/0.48 % SZS status Unsatisfiable for theBenchmark
% 0.16/0.48 % SZS output start Proof for theBenchmark
% See solution above
% 0.16/0.48 % (2743365)------------------------------
% 0.16/0.48 % (2743365)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.16/0.48 % (2743365)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.16/0.48 % (2743365)CaDiCaL version: 2.1.3
% 0.16/0.48 % (2743365)Termination reason: Refutation
% 0.16/0.48 % (2743365)Time elapsed: 0.008 s
% 0.16/0.48 % (2743365)Peak memory usage: 11 MB
% 0.16/0.48 % (2743365)Instructions burned: 19 (million)
% 0.16/0.48 % (2743355)Success in time 0.042 s
% 0.16/0.48 % Vampire exiting
%------------------------------------------------------------------------------