%------------------------------------------------------------------------------
% File : Vampire---5.0.1
% Problem : NLP208-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n016.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 12:07:55 PM UTC 2026
% Result : Unsatisfiable 2.83s 1.39s
% Output : Refutation 2.83s
% Verified :
% SZS Type : Refutation
% Derivation depth : 8
% Number of leaves : 11
% Syntax : Number of formulae : 21 ( 12 unt; 0 def)
% Number of atoms : 30 ( 2 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 26 ( 17 ~; 9 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 11 ( 9 usr; 1 prp; 0-4 aty)
% Number of functors : 4 ( 4 usr; 4 con; 0-0 aty)
% Number of variables : 20 ( 20 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f10,axiom,
! [X0,X1] :
( device(X0,X1)
| ~ wheel(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause10) ).
fof(f11,axiom,
! [X0,X1] :
( instrumentality(X0,X1)
| ~ device(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause11) ).
fof(f12,axiom,
! [X0,X1] :
( artifact(X0,X1)
| ~ instrumentality(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause12) ).
fof(f13,axiom,
! [X0,X1] :
( object(X0,X1)
| ~ artifact(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause13) ).
fof(f20,axiom,
! [X0,X1] :
( unisex(X0,X1)
| ~ object(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause20) ).
fof(f34,axiom,
! [X0,X1] :
( male(X0,X1)
| ~ man(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause34) ).
fof(f60,axiom,
! [X0,X1] :
( ~ male(X0,X1)
| ~ unisex(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause60) ).
fof(f67,axiom,
! [X2,X3,X0,X1] :
( ~ be(X0,X1,X2,X3)
| X2 = X3 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause67) ).
fof(f97,negated_conjecture,
man(skc11,skc15),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause94) ).
fof(f101,negated_conjecture,
wheel(skc11,skc12),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause98) ).
fof(f109,negated_conjecture,
be(skc11,skc13,skc15,skc12),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause106) ).
fof(f151,plain,
skc15 = skc12,
inference(resolution,[],[f67,f109]) ).
fof(f157,plain,
wheel(skc11,skc15),
inference(superposition,[],[f101,f151]) ).
fof(f181,plain,
! [X0,X1] :
( ~ man(X0,X1)
| ~ unisex(X0,X1) ),
inference(resolution,[],[f60,f34]) ).
fof(f189,plain,
~ unisex(skc11,skc15),
inference(resolution,[],[f181,f97]) ).
fof(f192,plain,
~ object(skc11,skc15),
inference(resolution,[],[f189,f20]) ).
fof(f202,plain,
~ artifact(skc11,skc15),
inference(resolution,[],[f192,f13]) ).
fof(f220,plain,
~ instrumentality(skc11,skc15),
inference(resolution,[],[f202,f12]) ).
fof(f242,plain,
~ device(skc11,skc15),
inference(resolution,[],[f220,f11]) ).
fof(f296,plain,
~ wheel(skc11,skc15),
inference(resolution,[],[f242,f10]) ).
fof(f297,plain,
$false,
inference(forward_subsumption_resolution,[],[f296,f157]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : NLP208-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.12/0.39 % Computer : n016.cluster.edu
% 0.12/0.39 % Model : x86_64 x86_64
% 0.12/0.39 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.39 % Memory : 8046.5625MB
% 0.12/0.39 % OS : Linux 6.8.0-71-generic
% 0.12/0.39 % CPULimit : 300
% 0.12/0.39 % WCLimit : 300
% 0.12/0.39 % DateTime : Sun Sep 27 18:32:17 UTC 2026
% 0.12/0.39 % CPUTime :
% 0.12/0.39 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.12/0.43 Running first-order theorem proving
% 0.12/0.43 Running: /export/starexec/sandbox/solver/bin/vampire --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 2.83/1.38 % (2916221)Input is clausal, will run a generic CNF schedule.
% 2.83/1.38 % (2916231)dis-1011_1_sil=16000:fde=unused:s2agt=70:random_seed=3734353910:s2a=on:i=180:gtg=position_2999 on theBenchmark for (2999ds/180Mi)
% 2.83/1.38 % (2916231)First to succeed.
% 2.83/1.38 % (2916231)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-2916221"
% 2.83/1.38 % (2916226)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=full:npcc=on:drc=off:sp=weighted_frequency:spb=goal:fd=preordered:foolp=on:random_seed=547878728:i=140167_2999 on theBenchmark for (2999ds/140167Mi)
% 2.83/1.38 % (2916228)lrs+1002_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=ground:npcc=on:sp=reverse_frequency:spb=intro:random_seed=594560188:i=137899:s2at=10:gtgl=3:kws=precedence:add=on:bd=preordered:gtg=position_2999 on theBenchmark for (2999ds/137899Mi)
% 2.83/1.38 % (2916227)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:npcc=on:urr=on:br=off:random_seed=3752429229:i=132376:av=off_2999 on theBenchmark for (2999ds/132376Mi)
% 2.83/1.38 % (2916229)lrs+10_1_sil=8000:sp=occurrence:random_seed=1780174194:i=107:sd=3:ss=axioms:sgt=8_2999 on theBenchmark for (2999ds/107Mi)
% 2.83/1.39 % (2916232)dis-21_1_sil=8000:lcm=predicate:random_seed=212155727:st=5:avsq=on:i=117:avsqr=1,16:sd=3:aac=none:ep=RS:fsr=off:ss=included_2999 on theBenchmark for (2999ds/117Mi)
% 2.83/1.39 % (2916230)dis-1002_1_to=lpo:sil=16000:fd=off:random_seed=3218886119:st=1.5:i=114:aac=none:ins=7:ss=axioms:fsd=on_2999 on theBenchmark for (2999ds/114Mi)
% 2.83/1.39 % (2916230)Refutation not found, incomplete strategy
% 2.83/1.39 % (2916230)------------------------------
% 2.83/1.39 % (2916230)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 2.83/1.39 % (2916230)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.83/1.39 % (2916230)CaDiCaL version: 2.1.3
% 2.83/1.39 % (2916230)Termination reason: Refutation not found, incomplete strategy
% 2.83/1.39 % (2916230)Time elapsed: 0.004 s
% 2.83/1.39 % (2916230)Peak memory usage: 88 MB
% 2.83/1.39 % (2916230)Instructions burned: 3 (million)
% 2.83/1.39 % (2916229)Also succeeded, but the first one will report.
% 2.83/1.39 % (2916232)Instruction limit reached!
% 2.83/1.39 % (2916232)------------------------------
% 2.83/1.39 % (2916232)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 2.83/1.39 % (2916232)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.83/1.39 % (2916232)CaDiCaL version: 2.1.3
% 2.83/1.39 % (2916232)Termination reason: Instruction limit
% 2.83/1.39 % (2916232)Termination phase: Saturation
% 2.83/1.39 % (2916232)Time elapsed: 0.061 s
% 2.83/1.39 % (2916232)Peak memory usage: 88 MB
% 2.83/1.39 % (2916232)Instructions burned: 119 (million)
% 2.83/1.39 % (2916231)Refutation found. Thanks to Tanya!
% 2.83/1.39 % SZS status Unsatisfiable for theBenchmark
% 2.83/1.39 % SZS output start Proof for theBenchmark
% See solution above
% 2.83/1.39 % (2916231)------------------------------
% 2.83/1.39 % (2916231)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 2.83/1.39 % (2916231)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.83/1.39 % (2916231)CaDiCaL version: 2.1.3
% 2.83/1.39 % (2916231)Termination reason: Refutation
% 2.83/1.39 % (2916231)Time elapsed: 0.005 s
% 2.83/1.39 % (2916231)Peak memory usage: 89 MB
% 2.83/1.39 % (2916231)Instructions burned: 11 (million)
% 2.83/1.39 % (2916231)------------------------------
% 2.83/1.39 % (2916231)------------------------------
% 2.83/1.39 % (2916221)Success in time 0.32 s
% 2.83/1.39 % Vampire exiting
%------------------------------------------------------------------------------