%------------------------------------------------------------------------------
% File : Vampire---5.0.1
% Problem : PUZ028-1 : 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 : n020.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 12:31:15 PM UTC 2026
% Result : Satisfiable 3.47s 1.44s
% Output : Saturation 3.47s
% Verified :
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
cnf(u43,axiom,
not_familiar(five,six) ).
cnf(u48,axiom,
familiar(four,five) ).
cnf(u57,axiom,
familiar(three,four) ).
cnf(u66,axiom,
familiar(two,three) ).
cnf(u75,axiom,
familiar(one,two) ).
cnf(u101,axiom,
familiar(one,three) ).
cnf(u115,axiom,
familiar(two,four) ).
cnf(u129,axiom,
familiar(three,five) ).
cnf(u142,axiom,
familiar(four,six) ).
cnf(u156,axiom,
familiar(one,four) ).
cnf(u171,axiom,
familiar(two,five) ).
cnf(u187,axiom,
familiar(three,six) ).
cnf(u214,axiom,
familiar(one,five) ).
cnf(u228,axiom,
familiar(two,six) ).
cnf(u248,axiom,
familiar(one,six) ).
cnf(person3,axiom,
person(three) ).
cnf(u82,negated_conjecture,
( ~ familiar(five,X0)
| ~ familiar(X0,four) ) ).
cnf(familiar_or_not,axiom,
( ~ after(X0,X1)
| not_familiar(X0,X1)
| ~ person(X0)
| ~ person(X1)
| familiar(X0,X1) ) ).
cnf(u92,axiom,
after(four,six) ).
cnf(u237,negated_conjecture,
( ~ familiar(five,X0)
| ~ familiar(X0,two) ) ).
cnf(person5,axiom,
person(five) ).
cnf(u260,negated_conjecture,
( ~ familiar(six,X0)
| ~ familiar(X0,one) ) ).
cnf(order1,axiom,
after(one,two) ).
cnf(u86,negated_conjecture,
( ~ familiar(two,X0)
| ~ familiar(X0,one) ) ).
cnf(u203,axiom,
after(one,six) ).
cnf(u179,negated_conjecture,
( ~ familiar(four,X0)
| ~ familiar(X0,two) ) ).
cnf(u177,negated_conjecture,
~ familiar(four,one) ).
cnf(u242,axiom,
( ~ after(X0,one)
| after(X0,six) ) ).
cnf(u123,axiom,
( ~ after(X0,three)
| after(X0,five) ) ).
cnf(u254,negated_conjecture,
( ~ familiar(five,X0)
| ~ familiar(X0,one) ) ).
cnf(u121,axiom,
after(three,six) ).
cnf(u84,negated_conjecture,
( ~ familiar(three,X0)
| ~ familiar(X0,two) ) ).
cnf(u193,negated_conjecture,
~ familiar(five,two) ).
cnf(u18,axiom,
( ~ after(X0,three)
| after(X0,four) ) ).
cnf(u259,negated_conjecture,
( ~ familiar(six,X0)
| ~ familiar(X0,two) ) ).
cnf(u197,negated_conjecture,
~ familiar(six,two) ).
cnf(u222,axiom,
( ~ after(X0,two)
| after(X0,six) ) ).
cnf(u107,axiom,
after(two,five) ).
cnf(u16,axiom,
( ~ after(X0,one)
| after(X0,two) ) ).
cnf(order2,axiom,
after(two,three) ).
cnf(u109,axiom,
( ~ after(X0,two)
| after(X0,four) ) ).
cnf(order4,axiom,
after(four,five) ).
cnf(u20,axiom,
( ~ after(X0,five)
| after(X0,six) ) ).
cnf(person2,axiom,
person(two) ).
cnf(transitivity_of_order,axiom,
( ~ after(X2,X1)
| ~ after(X0,X2)
| after(X0,X1) ) ).
cnf(three_familiar,negated_conjecture,
( ~ familiar(X2,X0)
| ~ familiar(X1,X2)
| ~ familiar(X0,X1) ) ).
cnf(u89,axiom,
after(two,four) ).
cnf(person6,axiom,
person(six) ).
cnf(u91,negated_conjecture,
~ familiar(three,one) ).
cnf(u81,negated_conjecture,
( ~ not_familiar(six,X0)
| ~ not_familiar(X0,five) ) ).
cnf(u220,negated_conjecture,
( ~ familiar(four,X0)
| ~ familiar(X0,one) ) ).
cnf(u83,negated_conjecture,
( ~ familiar(four,X0)
| ~ familiar(X0,three) ) ).
cnf(u181,axiom,
( ~ after(X0,three)
| after(X0,six) ) ).
cnf(u162,negated_conjecture,
( ~ familiar(three,X0)
| ~ familiar(X0,one) ) ).
cnf(u93,axiom,
after(one,four) ).
cnf(u85,negated_conjecture,
~ familiar(five,three) ).
cnf(person4,axiom,
person(four) ).
cnf(u87,axiom,
after(one,three) ).
cnf(u150,axiom,
( ~ after(X0,one)
| after(X0,four) ) ).
cnf(u240,negated_conjecture,
( ~ familiar(six,X0)
| ~ familiar(X0,three) ) ).
cnf(u194,negated_conjecture,
~ familiar(five,one) ).
cnf(u95,axiom,
( ~ after(X0,one)
| after(X0,three) ) ).
cnf(u196,negated_conjecture,
( ~ familiar(five,X0)
| ~ familiar(X0,three) ) ).
cnf(u199,negated_conjecture,
( ~ familiar(six,X0)
| ~ familiar(X0,four) ) ).
cnf(u17,axiom,
( ~ after(X0,two)
| after(X0,three) ) ).
cnf(u198,negated_conjecture,
~ familiar(six,three) ).
cnf(u19,axiom,
( ~ after(X0,four)
| after(X0,five) ) ).
cnf(u148,axiom,
after(one,five) ).
cnf(u163,axiom,
after(two,six) ).
cnf(u235,negated_conjecture,
~ familiar(six,one) ).
cnf(u165,axiom,
( ~ after(X0,two)
| after(X0,five) ) ).
cnf(u136,axiom,
( ~ after(X0,four)
| after(X0,six) ) ).
cnf(three_not_familiar,negated_conjecture,
( ~ not_familiar(X2,X0)
| ~ not_familiar(X1,X2)
| ~ not_familiar(X0,X1) ) ).
cnf(order3,axiom,
after(three,four) ).
cnf(u88,negated_conjecture,
~ familiar(four,two) ).
cnf(order5,axiom,
after(five,six) ).
cnf(person1,axiom,
person(one) ).
cnf(u90,axiom,
after(three,five) ).
cnf(u208,axiom,
( ~ after(X0,one)
| after(X0,five) ) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : PUZ028-1 : 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 : n020.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 22:31:35 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
% 3.47/1.44 % (3832102)Input is clausal, will run a generic CNF schedule.
% 3.47/1.44 % (3832107)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=2028396077:i=140167_2999 on theBenchmark for (2999ds/140167Mi)
% 3.47/1.44 % (3832112)dis-1011_1_sil=16000:fde=unused:s2agt=70:random_seed=872854896:s2a=on:i=180:gtg=position_2999 on theBenchmark for (2999ds/180Mi)
% 3.47/1.44 % (3832110)lrs+10_1_sil=8000:sp=occurrence:random_seed=1954574148:i=107:sd=3:ss=axioms:sgt=8_2999 on theBenchmark for (2999ds/107Mi)
% 3.47/1.44 % (3832113)dis-21_1_sil=8000:lcm=predicate:random_seed=3873920974: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)
% 3.47/1.44 % (3832108)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:npcc=on:urr=on:br=off:random_seed=384658326:i=132376:av=off_2999 on theBenchmark for (2999ds/132376Mi)
% 3.47/1.44 % (3832109)lrs+1002_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=ground:npcc=on:sp=reverse_frequency:spb=intro:random_seed=16739765:i=137899:s2at=10:gtgl=3:kws=precedence:add=on:bd=preordered:gtg=position_2999 on theBenchmark for (2999ds/137899Mi)
% 3.47/1.44 % (3832111)dis-1002_1_to=lpo:sil=16000:fd=off:random_seed=1699182129:st=1.5:i=114:aac=none:ins=7:ss=axioms:fsd=on_2999 on theBenchmark for (2999ds/114Mi)
% 3.47/1.44 % (3832111)Refutation not found, incomplete strategy
% 3.47/1.44 % (3832111)------------------------------
% 3.47/1.44 % (3832111)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.47/1.44 % (3832111)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.47/1.44 % (3832111)CaDiCaL version: 2.1.3
% 3.47/1.44 % (3832111)Termination reason: Refutation not found, incomplete strategy
% 3.47/1.44 % (3832111)Time elapsed: 0.001 s
% 3.47/1.44 % (3832111)Peak memory usage: 87 MB
% 3.47/1.44 % (3832110)First to succeed.
% 3.47/1.44 % (3832110)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-3832102"
% 3.47/1.44 % (3832113)Instruction limit reached!
% 3.47/1.44 % (3832113)------------------------------
% 3.47/1.44 % (3832113)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.47/1.44 % (3832113)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.47/1.44 % (3832113)CaDiCaL version: 2.1.3
% 3.47/1.44 % (3832113)Termination reason: Instruction limit
% 3.47/1.44 % (3832113)Termination phase: Saturation
% 3.47/1.44 % (3832113)Time elapsed: 0.049 s
% 3.47/1.44 % (3832113)Peak memory usage: 87 MB
% 3.47/1.44 % (3832113)Instructions burned: 119 (million)
% 3.47/1.44 % (3832112)Instruction limit reached!
% 3.47/1.44 % (3832112)------------------------------
% 3.47/1.44 % (3832112)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.47/1.44 % (3832112)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.47/1.44 % (3832112)CaDiCaL version: 2.1.3
% 3.47/1.44 % (3832112)Termination reason: Instruction limit
% 3.47/1.44 % (3832112)Termination phase: Saturation
% 3.47/1.44 % (3832112)Time elapsed: 0.093 s
% 3.47/1.44 % (3832112)Peak memory usage: 88 MB
% 3.47/1.44 % (3832112)Instructions burned: 181 (million)
% 3.47/1.44 % (3832121)dis+1010_3_sil=8000:plsq=on:drc=off:fde=none:plsqc=1:bsd=on:plsqr=7,2:sos=on:spb=goal_then_units:random_seed=552642418:i=143:sd=2:aac=none:ss=axioms:sgt=16_2998 on theBenchmark for (2998ds/143Mi)
% 3.47/1.44 % (3832121)Refutation not found, incomplete strategy
% 3.47/1.44 % (3832121)------------------------------
% 3.47/1.44 % (3832121)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.47/1.44 % (3832121)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.47/1.44 % (3832121)CaDiCaL version: 2.1.3
% 3.47/1.44 % (3832121)Termination reason: Refutation not found, incomplete strategy
% 3.47/1.44 % (3832121)Time elapsed: 0.001 s
% 3.47/1.44 % (3832121)Peak memory usage: 87 MB
% 3.47/1.44 % (3832122)ott-1010_1_to=lpo:sil=16000:sos=on:spb=units:urr=on:bce=on:br=off:random_seed=2492369335:st=3:avsq=on:s2a=on:i=189:s2at=1.2:avsqr=1,16:sd=2:bd=all:nm=64:ss=axioms:sgt=30_2997 on theBenchmark for (2997ds/189Mi)
% 3.47/1.44 % (3832122)Refutation not found, incomplete strategy
% 3.47/1.44 % (3832122)------------------------------
% 3.47/1.44 % (3832122)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.47/1.44 % (3832122)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.47/1.44 % (3832122)CaDiCaL version: 2.1.3
% 3.47/1.44 % (3832122)Termination reason: Refutation not found, incomplete strategy
% 3.47/1.44 % (3832122)Time elapsed: 0.002 s
% 3.47/1.44 % (3832122)Peak memory usage: 87 MB
% 3.47/1.44 % (3832122)Instructions burned: 1 (million)
% 3.47/1.44 % (3832111)------------------------------
% 3.47/1.44 % (3832111)------------------------------
% 3.47/1.44 % SZS status Satisfiable for theBenchmark
% 3.47/1.44 % SZS output start Saturation.
% See solution above
% 3.47/1.44 % SZS output start Definitions and Model Updates.
% 3.47/1.44 % SZS output end Definitions and Model Updates.
% 3.47/1.44 % (3832110)------------------------------
% 3.47/1.44 % (3832110)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.47/1.44 % (3832110)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.47/1.44 % (3832110)CaDiCaL version: 2.1.3
% 3.47/1.44 % (3832110)Termination reason: Satisfiable
% 3.47/1.44 % (3832110)Time elapsed: 0.004 s
% 3.47/1.44 % (3832110)Peak memory usage: 88 MB
% 3.47/1.44 % (3832110)Instructions burned: 3 (million)
% 3.47/1.44 % (3832110)------------------------------
% 3.47/1.44 % (3832110)------------------------------
% 3.47/1.44 % (3832102)Success in time 0.405 s
% 3.47/1.44 % Vampire exiting
%------------------------------------------------------------------------------