%------------------------------------------------------------------------------
% File : Vampire---5.0.1
% Problem : PUZ002-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n009.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 12:31:03 PM UTC 2026
% Result : Unsatisfiable 3.09s 1.09s
% Output : Refutation 3.09s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 12
% Syntax : Number of formulae : 23 ( 9 unt; 0 def)
% Number of atoms : 37 ( 0 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 33 ( 19 ~; 14 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 12 ( 11 usr; 1 prp; 0-1 aty)
% Number of functors : 1 ( 1 usr; 1 con; 0-0 aty)
% Number of variables : 14 ( 14 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0] :
( cat(X0)
| ~ in_house(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',only_cats_in_house) ).
fof(f2,axiom,
! [X0] :
( suitable_pet(X0)
| ~ gazer(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',gazers_are_suitable_pets) ).
fof(f3,axiom,
! [X0] :
( avoided(X0)
| ~ detested(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',avoid_detested) ).
fof(f4,axiom,
! [X0] :
( prowler(X0)
| ~ carnivore(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',carnivores_are_prowlers) ).
fof(f5,axiom,
! [X0] :
( mouse_killer(X0)
| ~ cat(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cats_are_mice_killers) ).
fof(f6,axiom,
! [X0] :
( ~ takes_to_me(X0)
| in_house(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',in_house_if_takes_to_me) ).
fof(f7,axiom,
! [X0] :
( ~ kangaroo(X0)
| ~ suitable_pet(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',kangaroos_are_not_pets) ).
fof(f8,axiom,
! [X0] :
( ~ mouse_killer(X0)
| carnivore(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mouse_killers_are_carnivores) ).
fof(f9,axiom,
! [X0] :
( takes_to_me(X0)
| detested(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',takes_to_me_or_detested) ).
fof(f10,axiom,
! [X0] :
( ~ prowler(X0)
| gazer(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prowlers_are_gazers) ).
fof(f11,axiom,
kangaroo(the_kangaroo),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',kangaroo_is_a_kangaroo) ).
fof(f12,negated_conjecture,
~ avoided(the_kangaroo),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',avoid_kangaroo) ).
fof(f13,plain,
~ detested(the_kangaroo),
inference(resolution,[],[f3,f12]) ).
fof(f14,plain,
~ suitable_pet(the_kangaroo),
inference(resolution,[],[f7,f11]) ).
fof(f15,plain,
~ gazer(the_kangaroo),
inference(resolution,[],[f14,f2]) ).
fof(f16,plain,
! [X0] :
( carnivore(X0)
| ~ cat(X0) ),
inference(resolution,[],[f8,f5]) ).
fof(f17,plain,
! [X0] :
( detested(X0)
| in_house(X0) ),
inference(resolution,[],[f9,f6]) ).
fof(f18,plain,
! [X0] :
( ~ carnivore(X0)
| gazer(X0) ),
inference(resolution,[],[f10,f4]) ).
fof(f19,plain,
in_house(the_kangaroo),
inference(resolution,[],[f17,f13]) ).
fof(f20,plain,
! [X0] :
( gazer(X0)
| ~ cat(X0) ),
inference(resolution,[],[f18,f16]) ).
fof(f21,plain,
~ cat(the_kangaroo),
inference(resolution,[],[f20,f15]) ).
fof(f22,plain,
~ in_house(the_kangaroo),
inference(resolution,[],[f21,f1]) ).
fof(f23,plain,
$false,
inference(resolution,[],[f22,f19]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : PUZ002-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.05 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.11/0.36 % Computer : n009.cluster.edu
% 0.11/0.36 % Model : x86_64 x86_64
% 0.11/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.36 % Memory : 8046.5625MB
% 0.11/0.36 % OS : Linux 6.8.0-71-generic
% 0.11/0.36 % CPULimit : 300
% 0.11/0.36 % WCLimit : 300
% 0.11/0.36 % DateTime : Sun Sep 27 22:28:51 UTC 2026
% 0.11/0.36 % CPUTime :
% 0.11/0.36 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.11/0.40 Running first-order theorem proving
% 0.11/0.40 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
% 3.09/1.09 % (2470726)Input is clausal, will run a generic CNF schedule.
% 3.09/1.09 % (2470736)dis-1011_1_sil=16000:fde=unused:s2agt=70:random_seed=2119776657:s2a=on:i=180:gtg=position_2999 on theBenchmark for (2999ds/180Mi)
% 3.09/1.09 % (2470735)dis-1002_1_to=lpo:sil=16000:fd=off:random_seed=2203928025:st=1.5:i=114:aac=none:ins=7:ss=axioms:fsd=on_2999 on theBenchmark for (2999ds/114Mi)
% 3.09/1.09 % (2470733)lrs+1002_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=ground:npcc=on:sp=reverse_frequency:spb=intro:random_seed=1931927873:i=137899:s2at=10:gtgl=3:kws=precedence:add=on:bd=preordered:gtg=position_2999 on theBenchmark for (2999ds/137899Mi)
% 3.09/1.09 % (2470731)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=4140933193:i=140167_2999 on theBenchmark for (2999ds/140167Mi)
% 3.09/1.09 % (2470732)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:npcc=on:urr=on:br=off:random_seed=2853908665:i=132376:av=off_2999 on theBenchmark for (2999ds/132376Mi)
% 3.09/1.09 % (2470737)dis-21_1_sil=8000:lcm=predicate:random_seed=1644503744: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)
% 3.09/1.09 % (2470734)lrs+10_1_sil=8000:sp=occurrence:random_seed=2867037469:i=107:sd=3:ss=axioms:sgt=8_2999 on theBenchmark for (2999ds/107Mi)
% 3.09/1.09 % (2470734)Refutation not found, incomplete strategy
% 3.09/1.09 % (2470734)------------------------------
% 3.09/1.09 % (2470734)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.09/1.09 % (2470734)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.09/1.09 % (2470734)CaDiCaL version: 2.1.3
% 3.09/1.09 % (2470734)Termination reason: Refutation not found, incomplete strategy
% 3.09/1.09 % (2470734)Time elapsed: 0.001 s
% 3.09/1.09 % (2470734)Peak memory usage: 86 MB
% 3.09/1.09 % (2470735)Also succeeded, but the first one will report.
% 3.09/1.09 % (2470737)First to succeed.
% 3.09/1.09 % (2470736)Also succeeded, but the first one will report.
% 3.09/1.09 % (2470737)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-2470726"
% 3.09/1.09 % (2470734)------------------------------
% 3.09/1.09 % (2470734)------------------------------
% 3.09/1.09 % (2470737)Refutation found. Thanks to Tanya!
% 3.09/1.09 % SZS status Unsatisfiable for theBenchmark
% 3.09/1.09 % SZS output start Proof for theBenchmark
% See solution above
% 3.09/1.09 % (2470737)------------------------------
% 3.09/1.09 % (2470737)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.09/1.09 % (2470737)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.09/1.09 % (2470737)CaDiCaL version: 2.1.3
% 3.09/1.09 % (2470737)Termination reason: Refutation
% 3.09/1.09 % (2470737)Time elapsed: 0.001 s
% 3.09/1.09 % (2470737)Peak memory usage: 88 MB
% 3.09/1.09 % (2470737)Instructions burned: 1 (million)
% 3.09/1.09 % (2470737)------------------------------
% 3.09/1.09 % (2470737)------------------------------
% 3.09/1.09 % (2470726)Success in time 0.398 s
% 3.09/1.09 % Vampire exiting
%------------------------------------------------------------------------------