%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : LCL211-3 : 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 : n006.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 11:58:01 AM UTC 2026
% Result : Unsatisfiable 1.13s 0.58s
% Output : Refutation 1.13s
% Verified :
% SZS Type : Refutation
% Derivation depth : 10
% Number of leaves : 9
% Syntax : Number of formulae : 35 ( 25 unt; 0 def)
% Number of atoms : 48 ( 1 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 29 ( 16 ~; 13 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 4 avg)
% Maximal term depth : 5 ( 2 avg)
% Number of predicates : 4 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 2 con; 0-2 aty)
% Number of variables : 64 ( 64 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0] : axiom(implies(or(X0,X0),X0)),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',axiom_1_2) ).
fof(f2,axiom,
! [X0,X1] : axiom(implies(X0,or(X1,X0))),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',axiom_1_3) ).
fof(f3,axiom,
! [X0,X1] : axiom(implies(or(X0,X1),or(X1,X0))),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',axiom_1_4) ).
fof(f4,axiom,
! [X2,X0,X1] : axiom(implies(or(X0,or(X1,X2)),or(X1,or(X0,X2)))),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',axiom_1_5) ).
fof(f5,axiom,
! [X2,X0,X1] : axiom(implies(implies(X0,X1),implies(or(X2,X0),or(X2,X1)))),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',axiom_1_6) ).
fof(f6,axiom,
! [X0,X1] : implies(X0,X1) = or(not(X0),X1),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',implies_definition) ).
fof(f7,axiom,
! [X0] :
( ~ axiom(X0)
| theorem(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',rule_1) ).
fof(f8,axiom,
! [X0,X1] :
( theorem(X0)
| ~ theorem(implies(X1,X0))
| ~ theorem(X1) ),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',rule_2) ).
fof(f9,negated_conjecture,
~ theorem(implies(not(q),implies(or(p,q),p))),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this) ).
fof(f10,plain,
! [X0] : axiom(or(not(or(X0,X0)),X0)),
inference(definition_unfolding,[],[f1,f6]) ).
fof(f11,plain,
! [X0,X1] : axiom(or(not(X0),or(X1,X0))),
inference(definition_unfolding,[],[f2,f6]) ).
fof(f12,plain,
! [X0,X1] : axiom(or(not(or(X0,X1)),or(X1,X0))),
inference(definition_unfolding,[],[f3,f6]) ).
fof(f13,plain,
! [X2,X0,X1] : axiom(or(not(or(X0,or(X1,X2))),or(X1,or(X0,X2)))),
inference(definition_unfolding,[],[f4,f6]) ).
fof(f14,plain,
! [X2,X0,X1] : axiom(or(not(or(not(X0),X1)),or(not(or(X2,X0)),or(X2,X1)))),
inference(definition_unfolding,[],[f5,f6,f6,f6]) ).
fof(f15,plain,
! [X0,X1] :
( ~ theorem(or(not(X1),X0))
| theorem(X0)
| ~ theorem(X1) ),
inference(definition_unfolding,[],[f8,f6]) ).
fof(f16,plain,
~ theorem(or(not(not(q)),or(not(or(p,q)),p))),
inference(definition_unfolding,[],[f9,f6,f6]) ).
fof(f17,plain,
! [X0] : theorem(or(not(or(X0,X0)),X0)),
inference(resolution,[],[f10,f7]) ).
fof(f18,plain,
! [X0,X1] : theorem(or(not(X0),or(X1,X0))),
inference(resolution,[],[f11,f7]) ).
fof(f19,plain,
! [X0,X1] : theorem(or(not(or(X0,X1)),or(X1,X0))),
inference(resolution,[],[f12,f7]) ).
fof(f20,plain,
! [X0] :
( ~ theorem(or(X0,X0))
| theorem(X0) ),
inference(resolution,[],[f15,f17]) ).
fof(f22,plain,
! [X2,X0,X1] : theorem(or(not(or(X0,or(X1,X2))),or(X1,or(X0,X2)))),
inference(resolution,[],[f13,f7]) ).
fof(f27,plain,
! [X0,X1] :
( ~ theorem(or(X1,X0))
| theorem(or(X0,X1)) ),
inference(resolution,[],[f19,f15]) ).
fof(f81,plain,
! [X2,X0,X1] :
( ~ theorem(or(X1,or(X0,X2)))
| theorem(or(X0,or(X1,X2))) ),
inference(resolution,[],[f22,f15]) ).
fof(f85,plain,
! [X0,X1] : theorem(or(X0,or(not(X1),X1))),
inference(resolution,[],[f81,f18]) ).
fof(f86,plain,
! [X0,X1] : theorem(or(X0,or(not(or(X1,X0)),X1))),
inference(resolution,[],[f81,f19]) ).
fof(f91,plain,
! [X0] : theorem(or(not(X0),X0)),
inference(resolution,[],[f85,f20]) ).
fof(f129,plain,
! [X0] : theorem(or(X0,not(X0))),
inference(resolution,[],[f27,f91]) ).
fof(f153,plain,
! [X2,X0,X1] : theorem(or(not(or(not(X0),X1)),or(not(or(X2,X0)),or(X2,X1)))),
inference(resolution,[],[f14,f7]) ).
fof(f157,plain,
! [X0,X1] : theorem(or(or(not(or(X0,X1)),X0),X1)),
inference(resolution,[],[f86,f27]) ).
fof(f190,plain,
! [X2,X0,X1] :
( theorem(or(not(or(X0,X1)),or(X0,X2)))
| ~ theorem(or(not(X1),X2)) ),
inference(resolution,[],[f153,f15]) ).
fof(f649,plain,
! [X2,X0,X1] :
( ~ theorem(or(not(X0),X1))
| theorem(or(X2,X1))
| ~ theorem(or(X2,X0)) ),
inference(resolution,[],[f190,f15]) ).
fof(f1679,plain,
! [X0,X1] :
( theorem(or(X0,not(not(X1))))
| ~ theorem(or(X0,X1)) ),
inference(resolution,[],[f649,f129]) ).
fof(f1776,plain,
! [X0,X1] :
( theorem(or(not(not(X1)),X0))
| ~ theorem(or(X0,X1)) ),
inference(resolution,[],[f1679,f27]) ).
fof(f1870,plain,
~ theorem(or(or(not(or(p,q)),p),q)),
inference(resolution,[],[f1776,f16]) ).
fof(f1890,plain,
$false,
inference(forward_subsumption_resolution,[],[f1870,f157]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : LCL211-3 : TPTP v9.3.1. Released v2.3.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.11/0.37 % Computer : n006.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 15:26:26 UTC 2026
% 0.11/0.38 % CPUTime :
% 0.11/0.38 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.11/0.40 Running first-order model finding
% 0.11/0.40 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
% 1.13/0.58 % (3097528)Will run a generic schedule for satisfiability detection.
% 1.13/0.58 % (3097535)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=3036171815:i=88024:add=on:rawr=on_2999 on theBenchmark for (2999ds/88024Mi)
% 1.13/0.58 % (3097533)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=2613557264_2999 on theBenchmark for (2999ds/0Mi)
% 1.13/0.58 % (3097536)dis+10_1_sil=32000:sp=arity:random_seed=4008544716:i=103:fgj=on_2999 on theBenchmark for (2999ds/103Mi)
% 1.13/0.58 % (3097537)ott+31_1_sil=16000:lcm=predicate:bce=on:newcnf=on:random_seed=1248123940:i=116_2999 on theBenchmark for (2999ds/116Mi)
% 1.13/0.58 % (3097538)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=300212431:i=131_2999 on theBenchmark for (2999ds/131Mi)
% 1.13/0.58 % (3097534)% WARNING: option uhcvi not known.
% 1.13/0.58 % (3097539)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=3643019455:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_2999 on theBenchmark for (2999ds/159Mi)
% 1.13/0.58 % TRYING [1]
% 1.13/0.58 % TRYING [2]
% 1.13/0.58 % TRYING [3]
% 1.13/0.58 % (3097534)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=1456530299:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 1.13/0.58 % TRYING [4]
% 1.13/0.58 % (3097537)Instruction limit reached!
% 1.13/0.58 % (3097537)------------------------------
% 1.13/0.58 % (3097537)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.13/0.58 % (3097537)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.13/0.58 % (3097537)CaDiCaL version: 2.1.3
% 1.13/0.58 % (3097537)Termination reason: Instruction limit
% 1.13/0.58 % (3097537)Termination phase: Saturation
% 1.13/0.58 % (3097537)Time elapsed: 0.055 s
% 1.13/0.58 % (3097537)Peak memory usage: 11 MB
% 1.13/0.58 % (3097537)Instructions burned: 118 (million)
% 1.13/0.58 % (3097536)Instruction limit reached!
% 1.13/0.58 % (3097536)------------------------------
% 1.13/0.58 % (3097536)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.13/0.58 % (3097536)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.13/0.58 % (3097536)CaDiCaL version: 2.1.3
% 1.13/0.58 % (3097536)Termination reason: Instruction limit
% 1.13/0.58 % (3097536)Termination phase: Saturation
% 1.13/0.58 % (3097536)Time elapsed: 0.065 s
% 1.13/0.58 % (3097536)Peak memory usage: 12 MB
% 1.13/0.58 % (3097536)Instructions burned: 103 (million)
% 1.13/0.58 % (3097547)fmb+10_1_fmbas=predicate:sil=64000:sas=cadical:random_seed=487720263:i=714:nm=2_2999 on theBenchmark for (2999ds/714Mi)
% 1.13/0.58 % TRYING [1]
% 1.13/0.58 % TRYING [2]
% 1.13/0.58 % TRYING [3]
% 1.13/0.58 % (3097538)Instruction limit reached!
% 1.13/0.58 % (3097538)------------------------------
% 1.13/0.58 % (3097538)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.13/0.58 % (3097538)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.13/0.58 % (3097538)CaDiCaL version: 2.1.3
% 1.13/0.58 % (3097538)Termination reason: Instruction limit
% 1.13/0.58 % (3097538)Termination phase: Saturation
% 1.13/0.58 % (3097538)Time elapsed: 0.082 s
% 1.13/0.58 % (3097538)Peak memory usage: 13 MB
% 1.13/0.58 % (3097538)Instructions burned: 131 (million)
% 1.13/0.58 % (3097548)ott+32_1_sil=16000:bsd=on:sp=const_max:bce=on:random_seed=3170406802:i=131:bd=preordered:fsd=on_2999 on theBenchmark for (2999ds/131Mi)
% 1.13/0.58 % TRYING [4]
% 1.13/0.58 % (3097550)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=1006443986:i=684:slsql=off:bs=unit_only:nicw=on:rawr=on_2998 on theBenchmark for (2998ds/684Mi)
% 1.13/0.58 % (3097539)Instruction limit reached!
% 1.13/0.58 % (3097539)------------------------------
% 1.13/0.58 % (3097539)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.13/0.58 % (3097539)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.13/0.58 % (3097539)CaDiCaL version: 2.1.3
% 1.13/0.58 % (3097539)Termination reason: Instruction limit
% 1.13/0.58 % (3097539)Termination phase: Saturation
% 1.13/0.58 % (3097539)Time elapsed: 0.105 s
% 1.13/0.58 % (3097539)Peak memory usage: 13 MB
% 1.13/0.58 % (3097539)Instructions burned: 160 (million)
% 1.13/0.58 % (3097553)ott-21_1_sil=16000:fs=off:random_seed=3312156722:i=180:av=off:fsr=off_2998 on theBenchmark for (2998ds/180Mi)
% 1.13/0.58 % (3097550) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-3097528-3097550"...
% 1.13/0.58 % (3097550)...printing done.
% 1.13/0.58 % (3097550)Refutation found. Thanks to Tanya!
% 1.13/0.58 % SZS status Unsatisfiable for theBenchmark
% 1.13/0.58 % SZS output start Proof for theBenchmark
% See solution above
% 1.13/0.58 % (3097550)------------------------------
% 1.13/0.58 % (3097550)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 1.13/0.58 % (3097550)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 1.13/0.58 % (3097550)CaDiCaL version: 2.1.3
% 1.13/0.58 % (3097550)Termination reason: Refutation
% 1.13/0.58 % (3097550)Time elapsed: 0.031 s
% 1.13/0.58 % (3097550)Peak memory usage: 12 MB
% 1.13/0.58 % (3097550)Instructions burned: 52 (million)
% 1.13/0.58 % (3097528)Success in time 0.168 s
% 1.13/0.58 % Vampire exiting
%------------------------------------------------------------------------------