%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : MGT053-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% Computer : n005.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 12:02:44 PM UTC 2026
% Result : Unsatisfiable 0.15s 0.46s
% Output : Refutation 0.15s
% Verified :
% SZS Type : Refutation
% Derivation depth : 2
% Number of leaves : 13
% Syntax : Number of formulae : 25 ( 1 unt; 0 def)
% Number of atoms : 64 ( 2 equ)
% Maximal formula atoms : 4 ( 2 avg)
% Number of connectives : 69 ( 30 ~; 39 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 8 ( 5 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 7 ( 5 usr; 1 prp; 0-3 aty)
% Number of functors : 3 ( 3 usr; 3 con; 0-0 aty)
% Number of variables : 43 ( 43 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f7,axiom,
! [X0,X1] :
( ~ smaller(X0,X1)
| greater(X1,X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/MGT001-0.ax',definition_smaller_7) ).
fof(f9,axiom,
! [X0,X1] :
( ~ greater(X0,X1)
| ~ greater(X1,X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/MGT001-0.ax',meaning_postulate_greater_strict_9) ).
fof(f10,axiom,
! [X2,X0,X1] :
( ~ greater(X0,X1)
| ~ greater(X1,X2)
| greater(X0,X2) ),
file('/export/starexec/sandbox/benchmark/Axioms/MGT001-0.ax',meaning_postulate_greater_transitive_10) ).
fof(f11,axiom,
! [X0,X1] :
( smaller(X0,X1)
| X0 = X1
| greater(X0,X1) ),
file('/export/starexec/sandbox/benchmark/Axioms/MGT001-0.ax',meaning_postulate_greater_comparable_11) ).
fof(f12,axiom,
! [X2,X0,X1] :
( ~ dissimilar(X0,X1,X2)
| organization(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',definition_2_29) ).
fof(f13,axiom,
! [X2,X0,X1] :
( ~ dissimilar(X0,X1,X2)
| is_aligned(X0,X1)
| is_aligned(X0,X2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',definition_2_30) ).
fof(f14,axiom,
! [X2,X0,X1] :
( ~ dissimilar(X0,X1,X2)
| ~ is_aligned(X0,X1)
| ~ is_aligned(X0,X2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',definition_2_31) ).
fof(f16,axiom,
! [X2,X0,X1] :
( ~ organization(X0)
| ~ is_aligned(X0,X1)
| is_aligned(X0,X2)
| dissimilar(X0,X1,X2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',definition_2_33) ).
fof(f17,axiom,
! [X2,X0,X1] :
( ~ organization(X0)
| ~ is_aligned(X0,X1)
| is_aligned(X0,X2)
| dissimilar(X0,X2,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',definition_2_34) ).
fof(f19,negated_conjecture,
( dissimilar(sk1,sk2,sk3)
| dissimilar(sk1,sk3,sk2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',lemma_7_36) ).
fof(f20,negated_conjecture,
( dissimilar(sk1,sk2,sk3)
| ~ dissimilar(sk1,sk2,sk3) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',lemma_7_37) ).
fof(f21,negated_conjecture,
( ~ dissimilar(sk1,sk3,sk2)
| dissimilar(sk1,sk3,sk2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',lemma_7_38) ).
fof(f22,negated_conjecture,
( ~ dissimilar(sk1,sk3,sk2)
| ~ dissimilar(sk1,sk2,sk3) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',lemma_7_39) ).
fof(f25,plain,
! [X0,X1] :
( smaller(X0,X1)
| greater(X1,X0) ),
inference(consistent_polarity_flipping,[],[f7]) ).
fof(f26,plain,
! [X0,X1] :
( ~ smaller(X0,X1)
| X0 = X1
| greater(X0,X1) ),
inference(consistent_polarity_flipping,[],[f11]) ).
fof(f27,plain,
! [X2,X0,X1] :
( dissimilar(X0,X1,X2)
| ~ organization(X0) ),
inference(consistent_polarity_flipping,[],[f12]) ).
fof(f28,plain,
! [X2,X0,X1] :
( dissimilar(X0,X1,X2)
| ~ is_aligned(X0,X1)
| ~ is_aligned(X0,X2) ),
inference(consistent_polarity_flipping,[],[f13]) ).
fof(f29,plain,
! [X2,X0,X1] :
( dissimilar(X0,X1,X2)
| is_aligned(X0,X1)
| is_aligned(X0,X2) ),
inference(consistent_polarity_flipping,[],[f14]) ).
fof(f30,plain,
! [X2,X0,X1] :
( organization(X0)
| is_aligned(X0,X1)
| ~ is_aligned(X0,X2)
| ~ dissimilar(X0,X1,X2) ),
inference(consistent_polarity_flipping,[],[f16]) ).
fof(f31,plain,
! [X2,X0,X1] :
( organization(X0)
| is_aligned(X0,X1)
| ~ is_aligned(X0,X2)
| ~ dissimilar(X0,X2,X1) ),
inference(consistent_polarity_flipping,[],[f17]) ).
fof(f32,plain,
( ~ dissimilar(sk1,sk2,sk3)
| ~ dissimilar(sk1,sk3,sk2) ),
inference(consistent_polarity_flipping,[],[f19]) ).
fof(f33,plain,
( ~ dissimilar(sk1,sk2,sk3)
| dissimilar(sk1,sk2,sk3) ),
inference(consistent_polarity_flipping,[],[f20]) ).
fof(f34,plain,
( dissimilar(sk1,sk3,sk2)
| ~ dissimilar(sk1,sk3,sk2) ),
inference(consistent_polarity_flipping,[],[f21]) ).
fof(f35,plain,
( dissimilar(sk1,sk3,sk2)
| dissimilar(sk1,sk2,sk3) ),
inference(consistent_polarity_flipping,[],[f22]) ).
fof(f64,plain,
$false,
inference(finite_model_not_found_(exhaustively_excluded_all_possible_domain_size_assignments),[],[f25,f9,f10,f26,f27,f28,f29,f30,f31,f32,f33,f34,f35]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : MGT053-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.10/0.37 % Computer : n005.cluster.edu
% 0.10/0.37 % Model : x86_64 x86_64
% 0.10/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.37 % Memory : 8046.5625MB
% 0.10/0.37 % OS : Linux 6.8.0-71-generic
% 0.10/0.38 % CPULimit : 300
% 0.10/0.38 % WCLimit : 300
% 0.10/0.38 % DateTime : Sun Sep 27 17:29:17 UTC 2026
% 0.10/0.38 % CPUTime :
% 0.10/0.38 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.15/0.41 Running first-order model finding
% 0.15/0.41 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
% 0.15/0.46 % (42399)Will run a generic schedule for satisfiability detection.
% 0.15/0.46 % (42404)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=64889419_2999 on theBenchmark for (2999ds/0Mi)
% 0.15/0.46 % Detected minimum model sizes of [1]
% 0.15/0.46 % Detected maximum model sizes of [3]
% 0.15/0.46 % TRYING [1]
% 0.15/0.46 % TRYING [2]
% 0.15/0.46 % (42404) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-42399-42404"...
% 0.15/0.46 % (42404)...printing done.
% 0.15/0.46 % (42405)% WARNING: option uhcvi not known.
% 0.15/0.46 % (42404)Refutation found. Thanks to Tanya!
% 0.15/0.46 % SZS status Unsatisfiable for theBenchmark
% 0.15/0.46 % SZS output start Proof for theBenchmark
% See solution above
% 0.15/0.46 % (42404)------------------------------
% 0.15/0.46 % (42404)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.15/0.46 % (42404)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.15/0.46 % (42404)CaDiCaL version: 2.1.3
% 0.15/0.46 % (42404)Termination reason: Refutation
% 0.15/0.46 % (42404)Time elapsed: 0.001 s
% 0.15/0.46 % (42404)Peak memory usage: 11 MB
% 0.15/0.46 % (42404)Instructions burned: 2 (million)
% 0.15/0.46 % (42399)Success in time 0.035 s
% 0.15/0.46 % Vampire exiting
%------------------------------------------------------------------------------