%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : PUZ028-2 : TPTP v9.3.1. Bugfixed v1.2.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 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 12:31:57 PM UTC 2026
% Result : Satisfiable 0.11s 0.44s
% Output : Saturation 0.11s
% Verified :
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
cnf(u60,axiom,
~ not_equal(n1,n1) ).
cnf(u63,axiom,
~ not_familiar(n1,n1) ).
cnf(u67,axiom,
~ familiar(n1,n1) ).
cnf(u72,axiom,
~ not_familiar(n1,n6) ).
cnf(u77,axiom,
familiar(n1,n6) ).
cnf(u82,axiom,
not_familiar(n1,n5) ).
cnf(u91,axiom,
not_familiar(n1,n4) ).
cnf(u100,axiom,
not_familiar(n1,n3) ).
cnf(u108,axiom,
~ not_familiar(n1,n2) ).
cnf(u113,axiom,
familiar(n1,n2) ).
cnf(u128,axiom,
~ not_equal(n2,n2) ).
cnf(u131,axiom,
~ not_familiar(n2,n2) ).
cnf(u135,axiom,
~ familiar(n2,n2) ).
cnf(u141,axiom,
~ not_familiar(n2,n6) ).
cnf(u146,axiom,
familiar(n2,n6) ).
cnf(u150,axiom,
~ not_familiar(n2,n5) ).
cnf(u155,axiom,
familiar(n2,n5) ).
cnf(u159,axiom,
~ not_familiar(n2,n4) ).
cnf(u164,axiom,
familiar(n2,n4) ).
cnf(u169,axiom,
not_familiar(n2,n3) ).
cnf(u172,axiom,
~ familiar(n2,n3) ).
cnf(u177,axiom,
~ not_familiar(n2,n1) ).
cnf(u182,axiom,
familiar(n2,n1) ).
cnf(u197,axiom,
~ not_equal(n3,n3) ).
cnf(u200,axiom,
~ not_familiar(n3,n3) ).
cnf(u211,axiom,
~ not_familiar(n3,n6) ).
cnf(u216,axiom,
familiar(n3,n6) ).
cnf(u220,axiom,
~ not_familiar(n3,n5) ).
cnf(u225,axiom,
familiar(n3,n5) ).
cnf(u229,axiom,
~ not_familiar(n3,n4) ).
cnf(u234,axiom,
familiar(n3,n4) ).
cnf(u239,axiom,
not_familiar(n3,n2) ).
cnf(u247,axiom,
~ not_familiar(n3,n1) ).
cnf(u252,axiom,
familiar(n3,n1) ).
cnf(u265,axiom,
~ not_equal(n4,n4) ).
cnf(u268,axiom,
~ not_familiar(n4,n4) ).
cnf(u272,axiom,
~ familiar(n4,n4) ).
cnf(u280,axiom,
~ not_familiar(n4,n6) ).
cnf(u285,axiom,
familiar(n4,n6) ).
cnf(u289,axiom,
~ not_familiar(n4,n5) ).
cnf(u294,axiom,
familiar(n4,n5) ).
cnf(u299,axiom,
not_familiar(n4,n3) ).
cnf(u302,axiom,
~ familiar(n4,n3) ).
cnf(u308,axiom,
not_familiar(n4,n2) ).
cnf(u311,axiom,
~ familiar(n4,n2) ).
cnf(u317,axiom,
not_familiar(n4,n1) ).
cnf(u320,axiom,
~ familiar(n4,n1) ).
cnf(u334,axiom,
~ not_equal(n5,n5) ).
cnf(u337,axiom,
~ not_familiar(n5,n5) ).
cnf(u341,axiom,
~ familiar(n5,n5) ).
cnf(u350,axiom,
~ not_familiar(n5,n6) ).
cnf(u355,axiom,
familiar(n5,n6) ).
cnf(u359,axiom,
~ not_familiar(n5,n4) ).
cnf(u364,axiom,
familiar(n5,n4) ).
cnf(u369,axiom,
not_familiar(n5,n3) ).
cnf(u372,axiom,
~ familiar(n5,n3) ).
cnf(u378,axiom,
not_familiar(n5,n2) ).
cnf(u381,axiom,
~ familiar(n5,n2) ).
cnf(u387,axiom,
not_familiar(n5,n1) ).
cnf(u390,axiom,
~ familiar(n5,n1) ).
cnf(u402,axiom,
~ not_equal(n6,n6) ).
cnf(u420,axiom,
not_familiar(n6,n5) ).
cnf(u423,axiom,
~ familiar(n6,n5) ).
cnf(u429,axiom,
not_familiar(n6,n4) ).
cnf(u432,axiom,
~ familiar(n6,n4) ).
cnf(u438,axiom,
not_familiar(n6,n3) ).
cnf(u441,axiom,
~ familiar(n6,n3) ).
cnf(u447,axiom,
not_familiar(n6,n2) ).
cnf(u450,axiom,
~ familiar(n6,n2) ).
cnf(u456,axiom,
not_familiar(n6,n1) ).
cnf(u459,axiom,
~ familiar(n6,n1) ).
cnf(not_equal_1_4,axiom,
not_equal(n1,n4) ).
cnf(not_equal_3_4,axiom,
not_equal(n3,n4) ).
cnf(familiar_or_not,axiom,
( ~ person(X0)
| not_familiar(X0,X1)
| familiar(X0,X1)
| ~ person(X1)
| ~ not_equal(X0,X1) ) ).
cnf(u506,negated_conjecture,
( ~ familiar(n5,X0)
| ~ familiar(X0,n3) ) ).
cnf(u469,negated_conjecture,
( ~ familiar(n2,X0)
| ~ familiar(X0,n1) ) ).
cnf(u578,negated_conjecture,
( ~ not_familiar(n2,X0)
| ~ not_familiar(X0,n4) ) ).
cnf(u562,negated_conjecture,
( ~ familiar(n6,X0)
| ~ familiar(X0,n4) ) ).
cnf(u606,negated_conjecture,
( ~ familiar(n4,X0)
| ~ familiar(X0,n5) ) ).
cnf(u462,negated_conjecture,
( ~ not_familiar(n4,X0)
| ~ not_familiar(X0,n1) ) ).
cnf(not_equal_5_1,axiom,
not_equal(n5,n1) ).
cnf(u618,negated_conjecture,
( ~ not_familiar(n2,X0)
| ~ not_familiar(X0,n5) ) ).
cnf(u45,axiom,
( ~ person(X0)
| familiar(n6,X0)
| not_familiar(n6,X0)
| ~ not_equal(n6,X0) ) ).
cnf(not_equal_2_1,axiom,
not_equal(n2,n1) ).
cnf(u601,negated_conjecture,
( ~ familiar(n6,X0)
| ~ familiar(X0,n5) ) ).
cnf(not_equal_4_1,axiom,
not_equal(n4,n1) ).
cnf(u487,negated_conjecture,
( ~ familiar(n1,X0)
| ~ familiar(X0,n2) ) ).
cnf(not_equal_4_3,axiom,
not_equal(n4,n3) ).
cnf(not_equal_6_3,axiom,
not_equal(n6,n3) ).
cnf(u531,negated_conjecture,
( ~ familiar(n6,X0)
| ~ familiar(X0,n2) ) ).
cnf(u472,negated_conjecture,
( ~ not_familiar(n3,X0)
| ~ not_familiar(X0,n2) ) ).
cnf(u626,negated_conjecture,
( ~ not_familiar(n5,X0)
| ~ not_familiar(X0,n6) ) ).
cnf(not_equal_3_5,axiom,
not_equal(n3,n5) ).
cnf(not_equal_5_4,axiom,
not_equal(n5,n4) ).
cnf(not_equal_6_1,axiom,
not_equal(n6,n1) ).
cnf(u537,negated_conjecture,
( ~ familiar(n4,X0)
| ~ familiar(X0,n2) ) ).
cnf(u42,axiom,
( ~ person(X0)
| familiar(n3,X0)
| not_familiar(n3,X0)
| ~ not_equal(n3,X0) ) ).
cnf(person_3,axiom,
person(n3) ).
cnf(not_equal_3_6,axiom,
not_equal(n3,n6) ).
cnf(not_equal_5_6,axiom,
not_equal(n5,n6) ).
cnf(u463,negated_conjecture,
( ~ not_familiar(n3,X0)
| ~ not_familiar(X0,n1) ) ).
cnf(u534,negated_conjecture,
( ~ familiar(n5,X0)
| ~ familiar(X0,n2) ) ).
cnf(u571,negated_conjecture,
( ~ familiar(n5,X0)
| ~ familiar(X0,n4) ) ).
cnf(not_equal_1_6,axiom,
not_equal(n1,n6) ).
cnf(not_equal_5_3,axiom,
not_equal(n5,n3) ).
cnf(three_not_familiar,negated_conjecture,
( ~ not_familiar(X0,X1)
| ~ not_familiar(X1,X2)
| ~ not_familiar(X2,X0) ) ).
cnf(u41,axiom,
( ~ person(X0)
| familiar(n2,X0)
| not_familiar(n2,X0)
| ~ not_equal(n2,X0) ) ).
cnf(person_6,axiom,
person(n6) ).
cnf(not_equal_1_3,axiom,
not_equal(n1,n3) ).
cnf(u615,negated_conjecture,
( ~ not_familiar(n3,X0)
| ~ not_familiar(X0,n5) ) ).
cnf(not_equal_3_2,axiom,
not_equal(n3,n2) ).
cnf(u575,negated_conjecture,
( ~ not_familiar(n3,X0)
| ~ not_familiar(X0,n4) ) ).
cnf(u638,negated_conjecture,
( ~ not_familiar(n1,X0)
| ~ not_familiar(X0,n6) ) ).
cnf(person_4,axiom,
person(n4) ).
cnf(not_equal_2_4,axiom,
not_equal(n2,n4) ).
cnf(not_equal_2_6,axiom,
not_equal(n2,n6) ).
cnf(not_equal_4_6,axiom,
not_equal(n4,n6) ).
cnf(u44,axiom,
( ~ person(X0)
| familiar(n5,X0)
| not_familiar(n5,X0)
| ~ not_equal(n5,X0) ) ).
cnf(person_5,axiom,
person(n5) ).
cnf(not_equal_2_5,axiom,
not_equal(n2,n5) ).
cnf(not_equal_3_1,axiom,
not_equal(n3,n1) ).
cnf(u553,negated_conjecture,
( ~ familiar(n1,X0)
| ~ familiar(X0,n3) ) ).
cnf(u636,negated_conjecture,
( ~ not_familiar(n2,X0)
| ~ not_familiar(X0,n6) ) ).
cnf(not_equal_2_3,axiom,
not_equal(n2,n3) ).
cnf(not_equal_4_2,axiom,
not_equal(n4,n2) ).
cnf(not_equal_4_5,axiom,
not_equal(n4,n5) ).
cnf(not_equal_6_4,axiom,
not_equal(n6,n4) ).
cnf(u634,negated_conjecture,
( ~ not_familiar(n3,X0)
| ~ not_familiar(X0,n6) ) ).
cnf(person_2,axiom,
person(n2) ).
cnf(u323,negated_conjecture,
( ~ not_familiar(n5,X0)
| ~ not_familiar(X0,n1) ) ).
cnf(u517,negated_conjecture,
( ~ not_familiar(n2,X0)
| ~ not_familiar(X0,n3) ) ).
cnf(not_equal_6_2,axiom,
not_equal(n6,n2) ).
cnf(u43,axiom,
( ~ person(X0)
| familiar(n4,X0)
| not_familiar(n4,X0)
| ~ not_equal(n4,X0) ) ).
cnf(not_equal_1_5,axiom,
not_equal(n1,n5) ).
cnf(not_equal_5_2,axiom,
not_equal(n5,n2) ).
cnf(three_familiar,negated_conjecture,
( ~ familiar(X0,X1)
| ~ familiar(X1,X2)
| ~ familiar(X2,X0) ) ).
cnf(u40,axiom,
( ~ person(X0)
| familiar(n1,X0)
| not_familiar(n1,X0)
| ~ not_equal(n1,X0) ) ).
cnf(person_1,axiom,
person(n1) ).
cnf(u581,negated_conjecture,
( ~ not_familiar(n1,X0)
| ~ not_familiar(X0,n4) ) ).
cnf(u630,negated_conjecture,
( ~ not_familiar(n4,X0)
| ~ not_familiar(X0,n6) ) ).
cnf(u593,negated_conjecture,
( ~ familiar(n6,X0)
| ~ familiar(X0,n1) ) ).
cnf(u514,negated_conjecture,
( ~ familiar(n4,X0)
| ~ familiar(X0,n3) ) ).
cnf(u498,negated_conjecture,
( ~ familiar(n6,X0)
| ~ familiar(X0,n3) ) ).
cnf(u621,negated_conjecture,
( ~ not_familiar(n1,X0)
| ~ not_familiar(X0,n5) ) ).
cnf(not_equal_6_5,axiom,
not_equal(n6,n5) ).
cnf(not_equal_1_2,axiom,
not_equal(n1,n2) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : PUZ028-2 : TPTP v9.3.1. Bugfixed v1.2.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.11/0.37 % Computer : n009.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 22:30:45 UTC 2026
% 0.11/0.37 % CPUTime :
% 0.11/0.37 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.11/0.40 Running first-order model finding
% 0.11/0.40 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
% 0.11/0.44 % (2474285)Will run a generic schedule for satisfiability detection.
% 0.11/0.44 % (2474295)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=2870643952:i=131_2999 on theBenchmark for (2999ds/131Mi)
% 0.11/0.44 % (2474295) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-2474285-2474295"...
% 0.11/0.44 % (2474295)...printing done.
% 0.11/0.44 % (2474291)% WARNING: option uhcvi not known.
% 0.11/0.44 % SZS status Satisfiable for theBenchmark
% 0.11/0.44 % SZS output start Saturation.
% See solution above
% 0.11/0.44 % SZS output start Definitions and Model Updates.
% 0.11/0.44 % SZS output end Definitions and Model Updates.
% 0.11/0.44 % (2474295)------------------------------
% 0.11/0.44 % (2474295)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.11/0.44 % (2474295)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.11/0.44 % (2474295)CaDiCaL version: 2.1.3
% 0.11/0.44 % (2474295)Termination reason: Satisfiable
% 0.11/0.44 % (2474295)Time elapsed: 0.004 s
% 0.11/0.44 % (2474295)Peak memory usage: 11 MB
% 0.11/0.44 % (2474295)Instructions burned: 8 (million)
% 0.11/0.44 % (2474285)Success in time 0.031 s
% 0.11/0.44 % Vampire exiting
%------------------------------------------------------------------------------