%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : LCL064-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/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 11:57:32 AM UTC 2026
% Result : Unsatisfiable 0.31s 0.90s
% Output : Refutation 0.31s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 4
% Syntax : Number of formulae : 13 ( 6 unt; 0 def)
% Number of atoms : 22 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 19 ( 10 ~; 9 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 5 avg)
% Maximal term depth : 4 ( 2 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-1 aty)
% Number of functors : 4 ( 4 usr; 3 con; 0-2 aty)
% Number of variables : 30 ( 30 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0,X1] :
( ~ is_a_theorem(implies(X0,X1))
| ~ is_a_theorem(X0)
| is_a_theorem(X1) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',condensed_detachment) ).
fof(f2,axiom,
! [X0,X1] : is_a_theorem(implies(X0,implies(X1,X0))),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cn_18) ).
fof(f3,axiom,
! [X2,X0,X1] : is_a_theorem(implies(implies(X0,implies(X1,X2)),implies(implies(X0,X1),implies(X0,X2)))),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cn_35) ).
fof(f5,negated_conjecture,
~ is_a_theorem(implies(implies(a,b),implies(implies(b,c),implies(a,c)))),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_cn_1) ).
fof(f6,plain,
! [X0,X1] :
( is_a_theorem(implies(X1,X0))
| ~ is_a_theorem(X0) ),
inference(resolution,[],[f1,f2]) ).
fof(f8,plain,
! [X2,X0,X1] :
( is_a_theorem(implies(implies(X0,X1),implies(X0,X2)))
| ~ is_a_theorem(implies(X0,implies(X1,X2))) ),
inference(resolution,[],[f3,f1]) ).
fof(f13,plain,
! [X2,X0,X1] :
( ~ is_a_theorem(implies(X0,X1))
| ~ is_a_theorem(implies(X0,implies(X1,X2)))
| is_a_theorem(implies(X0,X2)) ),
inference(resolution,[],[f8,f1]) ).
fof(f27,plain,
! [X2,X0,X1] :
( ~ is_a_theorem(implies(X0,implies(implies(X1,X0),X2)))
| is_a_theorem(implies(X0,X2)) ),
inference(resolution,[],[f13,f2]) ).
fof(f35,plain,
! [X2,X0,X1] :
( ~ is_a_theorem(implies(implies(X2,X0),X1))
| is_a_theorem(implies(X0,X1)) ),
inference(resolution,[],[f27,f6]) ).
fof(f115,plain,
! [X2,X0,X1] : is_a_theorem(implies(implies(X0,X1),implies(implies(X2,X0),implies(X2,X1)))),
inference(resolution,[],[f35,f3]) ).
fof(f116,plain,
! [X2,X0,X1] :
( ~ is_a_theorem(implies(X1,implies(X0,X2)))
| is_a_theorem(implies(X0,implies(X1,X2))) ),
inference(resolution,[],[f35,f8]) ).
fof(f365,plain,
! [X2,X0,X1] : is_a_theorem(implies(implies(X0,X1),implies(implies(X1,X2),implies(X0,X2)))),
inference(resolution,[],[f116,f115]) ).
fof(f7556,plain,
$false,
inference(backward_subsumption_resolution,[],[f5,f365]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : LCL064-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.10 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.23/0.48 % Computer : n017.cluster.edu
% 0.23/0.48 % Model : x86_64 x86_64
% 0.23/0.48 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.23/0.48 % Memory : 8046.5625MB
% 0.23/0.48 % OS : Linux 6.8.0-71-generic
% 0.23/0.48 % CPULimit : 300
% 0.23/0.48 % WCLimit : 300
% 0.23/0.48 % DateTime : Sun Sep 27 15:15:35 UTC 2026
% 0.23/0.49 % CPUTime :
% 0.23/0.49 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.27/0.54 Running first-order model finding
% 0.27/0.54 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
% 0.31/0.90 % (2716654)Will run a generic schedule for satisfiability detection.
% 0.31/0.90 % (2716659)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=132021393_2999 on theBenchmark for (2999ds/0Mi)
% 0.31/0.90 % TRYING [1]
% 0.31/0.90 % TRYING [2]
% 0.31/0.90 % TRYING [3]
% 0.31/0.90 % (2716660)% WARNING: option uhcvi not known.
% 0.31/0.90 % TRYING [4]
% 0.31/0.90 % (2716662)dis+10_1_sil=32000:sp=arity:random_seed=3597747226:i=103:fgj=on_2999 on theBenchmark for (2999ds/103Mi)
% 0.31/0.90 % (2716663)ott+31_1_sil=16000:lcm=predicate:bce=on:newcnf=on:random_seed=2069759519:i=116_2999 on theBenchmark for (2999ds/116Mi)
% 0.31/0.90 % (2716661)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=1991886737:i=88024:add=on:rawr=on_2999 on theBenchmark for (2999ds/88024Mi)
% 0.31/0.90 % (2716660)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=769985974:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 0.31/0.90 % (2716665)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=908857468:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_2999 on theBenchmark for (2999ds/159Mi)
% 0.31/0.90 % (2716664)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=2941002210:i=131_2999 on theBenchmark for (2999ds/131Mi)
% 0.31/0.90 % TRYING [5]
% 0.31/0.90 % (2716662)Instruction limit reached!
% 0.31/0.90 % (2716662)------------------------------
% 0.31/0.90 % (2716662)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.31/0.90 % (2716662)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.31/0.90 % (2716662)CaDiCaL version: 2.1.3
% 0.31/0.90 % (2716662)Termination reason: Instruction limit
% 0.31/0.90 % (2716662)Termination phase: Saturation
% 0.31/0.90 % (2716662)Time elapsed: 0.107 s
% 0.31/0.90 % (2716662)Peak memory usage: 11 MB
% 0.31/0.90 % (2716662)Instructions burned: 103 (million)
% 0.31/0.90 % (2716663)Instruction limit reached!
% 0.31/0.90 % (2716663)------------------------------
% 0.31/0.90 % (2716663)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.31/0.90 % (2716663)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.31/0.90 % (2716663)CaDiCaL version: 2.1.3
% 0.31/0.90 % (2716663)Termination reason: Instruction limit
% 0.31/0.90 % (2716663)Termination phase: Saturation
% 0.31/0.90 % (2716663)Time elapsed: 0.115 s
% 0.31/0.90 % (2716663)Peak memory usage: 11 MB
% 0.31/0.90 % (2716663)Instructions burned: 116 (million)
% 0.31/0.90 % (2716664)Instruction limit reached!
% 0.31/0.90 % (2716664)------------------------------
% 0.31/0.90 % (2716664)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.31/0.90 % (2716664)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.31/0.90 % (2716664)CaDiCaL version: 2.1.3
% 0.31/0.90 % (2716664)Termination reason: Instruction limit
% 0.31/0.90 % (2716664)Termination phase: Saturation
% 0.31/0.90 % (2716664)Time elapsed: 0.141 s
% 0.31/0.90 % (2716664)Peak memory usage: 13 MB
% 0.31/0.90 % (2716664)Instructions burned: 131 (million)
% 0.31/0.90 % (2716673)fmb+10_1_fmbas=predicate:sil=64000:sas=cadical:random_seed=2365280305:i=714:nm=2_2998 on theBenchmark for (2998ds/714Mi)
% 0.31/0.90 % TRYING [1]
% 0.31/0.90 % TRYING [2]
% 0.31/0.90 % TRYING [3]
% 0.31/0.90 % (2716674)ott+32_1_sil=16000:bsd=on:sp=const_max:bce=on:random_seed=2404162977:i=131:bd=preordered:fsd=on_2998 on theBenchmark for (2998ds/131Mi)
% 0.31/0.90 % TRYING [4]
% 0.31/0.90 % (2716665)Instruction limit reached!
% 0.31/0.90 % (2716665)------------------------------
% 0.31/0.90 % (2716665)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.31/0.90 % (2716665)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.31/0.90 % (2716665)CaDiCaL version: 2.1.3
% 0.31/0.90 % (2716665)Termination reason: Instruction limit
% 0.31/0.90 % (2716665)Termination phase: Saturation
% 0.31/0.90 % (2716665)Time elapsed: 0.167 s
% 0.31/0.90 % (2716665)Peak memory usage: 13 MB
% 0.31/0.90 % (2716665)Instructions burned: 159 (million)
% 0.31/0.90 % (2716675)dis+11_32_anc=none:slsqr=2,1:sil=64000:sas=cadical:lma=off:lsd=50:s2agt=8:slsqc=1:kmz=on:newcnf=on:slsq=on:random_seed=2998994130:i=684:slsql=off:bs=unit_only:nicw=on:rawr=on_2998 on theBenchmark for (2998ds/684Mi)
% 0.31/0.90 % (2716678)ott-21_1_sil=16000:fs=off:random_seed=516937084:i=180:av=off:fsr=off_2997 on theBenchmark for (2997ds/180Mi)
% 0.31/0.90 % TRYING [6]
% 0.31/0.90 % TRYING [5]
% 0.31/0.90 % (2716674)Instruction limit reached!
% 0.31/0.90 % (2716674)------------------------------
% 0.31/0.90 % (2716674)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.31/0.90 % (2716674)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.31/0.90 % (2716674)CaDiCaL version: 2.1.3
% 0.31/0.90 % (2716674)Termination reason: Instruction limit
% 0.31/0.90 % (2716674)Termination phase: Saturation
% 0.31/0.90 % (2716674)Time elapsed: 0.135 s
% 0.31/0.90 % (2716674)Peak memory usage: 11 MB
% 0.31/0.90 % (2716674)Instructions burned: 131 (million)
% 0.31/0.90 % (2716660) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-2716654-2716660"...
% 0.31/0.90 % (2716660)...printing done.
% 0.31/0.90 % (2716660)Refutation found. Thanks to Tanya!
% 0.31/0.90 % SZS status Unsatisfiable for theBenchmark
% 0.31/0.90 % SZS output start Proof for theBenchmark
% See solution above
% 0.31/0.90 % (2716660)------------------------------
% 0.31/0.90 % (2716660)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.31/0.90 % (2716660)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.31/0.90 % (2716660)CaDiCaL version: 2.1.3
% 0.31/0.90 % (2716660)Termination reason: Refutation
% 0.31/0.90 % (2716660)Time elapsed: 0.289 s
% 0.31/0.90 % (2716660)Peak memory usage: 14 MB
% 0.31/0.90 % (2716660)Instructions burned: 264 (million)
% 0.31/0.90 % (2716654)Success in time 0.343 s
% 0.31/0.90 % Vampire exiting
%------------------------------------------------------------------------------