%------------------------------------------------------------------------------
% File : Vampire---5.0.1
% Problem : GEO200+1 : TPTP v9.3.1. Released v3.3.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% Computer : n010.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 09:51:57 AM UTC 2026
% Result : Theorem 2.43s 1.29s
% Output : Refutation 2.43s
% Verified :
% SZS Type : Refutation
% Derivation depth : 13
% Number of leaves : 6
% Syntax : Number of formulae : 32 ( 7 unt; 0 def)
% Number of atoms : 89 ( 0 equ)
% Maximal formula atoms : 6 ( 2 avg)
% Number of connectives : 98 ( 41 ~; 48 |; 3 &)
% ( 0 <=>; 6 =>; 0 <=; 0 <~>)
% Maximal formula depth : 10 ( 5 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 4 ( 3 usr; 1 prp; 0-2 aty)
% Number of functors : 3 ( 3 usr; 2 con; 0-2 aty)
% Number of variables : 59 ( 57 !; 2 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0] : ~ distinct_points(X0,X0),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apart1) ).
fof(f4,axiom,
! [X0,X1,X2] :
( distinct_points(X0,X1)
=> ( distinct_points(X0,X2)
| distinct_points(X1,X2) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apart4) ).
fof(f7,axiom,
! [X0,X1] :
( distinct_points(X0,X1)
=> ~ apart_point_and_line(X0,line_connecting(X0,X1)) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ci1) ).
fof(f8,axiom,
! [X0,X1] :
( distinct_points(X0,X1)
=> ~ apart_point_and_line(X1,line_connecting(X0,X1)) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ci2) ).
fof(f11,axiom,
! [X0,X1,X2,X3] :
( ( distinct_points(X0,X1)
& distinct_lines(X2,X3) )
=> ( apart_point_and_line(X0,X2)
| apart_point_and_line(X0,X3)
| apart_point_and_line(X1,X2)
| apart_point_and_line(X1,X3) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cu1) ).
fof(f15,conjecture,
! [X0,X1] :
( distinct_points(X0,X1)
=> ~ distinct_lines(line_connecting(X0,X1),line_connecting(X1,X0)) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',con) ).
fof(f16,negated_conjecture,
~ ! [X0,X1] :
( distinct_points(X0,X1)
=> ~ distinct_lines(line_connecting(X0,X1),line_connecting(X1,X0)) ),
inference(negated_conjecture,[status(cth)],[f15]) ).
fof(f17,plain,
? [X0,X1] :
( distinct_lines(line_connecting(X0,X1),line_connecting(X1,X0))
& distinct_points(X0,X1) ),
inference(ennf_transformation,[],[f16]) ).
fof(f18,plain,
! [X0,X1] :
( ~ apart_point_and_line(X1,line_connecting(X0,X1))
| ~ distinct_points(X0,X1) ),
inference(ennf_transformation,[],[f8]) ).
fof(f19,plain,
! [X0,X1] :
( ~ apart_point_and_line(X0,line_connecting(X0,X1))
| ~ distinct_points(X0,X1) ),
inference(ennf_transformation,[],[f7]) ).
fof(f22,plain,
! [X0,X1,X2] :
( distinct_points(X0,X2)
| distinct_points(X1,X2)
| ~ distinct_points(X0,X1) ),
inference(ennf_transformation,[],[f4]) ).
fof(f23,plain,
! [X0,X1,X2] :
( distinct_points(X0,X2)
| distinct_points(X1,X2)
| ~ distinct_points(X0,X1) ),
inference(flattening,[],[f22]) ).
fof(f26,plain,
! [X0,X1,X2,X3] :
( apart_point_and_line(X0,X2)
| apart_point_and_line(X0,X3)
| apart_point_and_line(X1,X2)
| apart_point_and_line(X1,X3)
| ~ distinct_points(X0,X1)
| ~ distinct_lines(X2,X3) ),
inference(ennf_transformation,[],[f11]) ).
fof(f27,plain,
! [X0,X1,X2,X3] :
( apart_point_and_line(X0,X2)
| apart_point_and_line(X0,X3)
| apart_point_and_line(X1,X2)
| apart_point_and_line(X1,X3)
| ~ distinct_points(X0,X1)
| ~ distinct_lines(X2,X3) ),
inference(flattening,[],[f26]) ).
fof(f30,plain,
( distinct_lines(line_connecting(sK0,sK1),line_connecting(sK1,sK0))
& distinct_points(sK0,sK1) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK0,sK1]),skolemize(X0,sK0),skolemize(X1,sK1)],[f17]) ).
fof(f31,plain,
distinct_points(sK0,sK1),
inference(cnf_transformation,[],[f30]) ).
fof(f32,plain,
distinct_lines(line_connecting(sK0,sK1),line_connecting(sK1,sK0)),
inference(cnf_transformation,[],[f30]) ).
fof(f33,plain,
! [X0,X1] :
( ~ apart_point_and_line(X1,line_connecting(X0,X1))
| ~ distinct_points(X0,X1) ),
inference(cnf_transformation,[],[f18]) ).
fof(f34,plain,
! [X0,X1] :
( ~ apart_point_and_line(X0,line_connecting(X0,X1))
| ~ distinct_points(X0,X1) ),
inference(cnf_transformation,[],[f19]) ).
fof(f36,plain,
! [X2,X0,X1] :
( distinct_points(X1,X2)
| distinct_points(X0,X2)
| ~ distinct_points(X0,X1) ),
inference(cnf_transformation,[],[f23]) ).
fof(f37,plain,
! [X0] : ~ distinct_points(X0,X0),
inference(cnf_transformation,[],[f1]) ).
fof(f39,plain,
! [X2,X3,X0,X1] :
( apart_point_and_line(X1,X3)
| apart_point_and_line(X0,X3)
| apart_point_and_line(X1,X2)
| apart_point_and_line(X0,X2)
| ~ distinct_points(X0,X1)
| ~ distinct_lines(X2,X3) ),
inference(cnf_transformation,[],[f27]) ).
fof(f50,plain,
! [X2,X3,X0,X1] :
( apart_point_and_line(X0,line_connecting(X1,X2))
| apart_point_and_line(X2,X3)
| apart_point_and_line(X0,X3)
| ~ distinct_points(X0,X2)
| ~ distinct_lines(X3,line_connecting(X1,X2))
| ~ distinct_points(X1,X2) ),
inference(resolution,[],[f39,f33]) ).
fof(f62,plain,
! [X2,X0,X1] :
( apart_point_and_line(X0,X1)
| apart_point_and_line(X2,X1)
| ~ distinct_points(X2,X0)
| ~ distinct_lines(X1,line_connecting(X2,X0))
| ~ distinct_points(X2,X0)
| ~ distinct_points(X2,X0) ),
inference(resolution,[],[f50,f34]) ).
fof(f63,plain,
! [X2,X0,X1] :
( ~ distinct_lines(X1,line_connecting(X2,X0))
| apart_point_and_line(X2,X1)
| ~ distinct_points(X2,X0)
| apart_point_and_line(X0,X1) ),
inference(duplicate_literal_removal,[],[f62]) ).
fof(f91,plain,
( apart_point_and_line(sK1,line_connecting(sK0,sK1))
| ~ distinct_points(sK1,sK0)
| apart_point_and_line(sK0,line_connecting(sK0,sK1)) ),
inference(resolution,[],[f63,f32]) ).
fof(f101,plain,
( ~ distinct_points(sK1,sK0)
| apart_point_and_line(sK0,line_connecting(sK0,sK1))
| ~ distinct_points(sK0,sK1) ),
inference(resolution,[],[f91,f33]) ).
fof(f109,plain,
( ~ distinct_points(sK1,sK0)
| ~ distinct_points(sK0,sK1) ),
inference(forward_subsumption_resolution,[],[f101,f34]) ).
fof(f113,plain,
~ distinct_points(sK1,sK0),
inference(forward_subsumption_resolution,[],[f109,f31]) ).
fof(f115,plain,
! [X0] :
( distinct_points(X0,sK0)
| ~ distinct_points(X0,sK1) ),
inference(resolution,[],[f113,f36]) ).
fof(f124,plain,
~ distinct_points(sK0,sK1),
inference(resolution,[],[f115,f37]) ).
fof(f126,plain,
$false,
inference(forward_subsumption_resolution,[],[f124,f31]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : GEO200+1 : TPTP v9.3.1. Released v3.3.0.
% 0.00/0.05 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.11/0.35 % Computer : n010.cluster.edu
% 0.11/0.35 % Model : x86_64 x86_64
% 0.11/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.35 % Memory : 8046.5625MB
% 0.11/0.35 % OS : Linux 6.8.0-71-generic
% 0.11/0.35 % CPULimit : 300
% 0.11/0.35 % WCLimit : 300
% 0.11/0.35 % DateTime : Sun Sep 27 07:34:16 UTC 2026
% 0.11/0.36 % CPUTime :
% 0.11/0.36 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.14/0.39 Running first-order theorem proving
% 0.14/0.39 Running: /export/starexec/sandbox2/solver/bin/vampire --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 2.43/1.29 % (611896)Detected formulas, will run a generic FOF schedule.
% 2.43/1.29 % (611905)dis-1010_2:3_sil=16000:sp=reverse_frequency:random_seed=3508502000:i=119:av=off:ss=axioms_2999 on theBenchmark for (2999ds/119Mi)
% 2.43/1.29 % (611905)First to succeed.
% 2.43/1.29 % (611905)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-611896"
% 2.43/1.29 % (611906)dis-1011_1_sil=16000:fde=unused:s2agt=70:random_seed=2213924379:s2a=on:i=139:gtg=position_2999 on theBenchmark for (2999ds/139Mi)
% 2.43/1.29 % (611902)lrs+11_1_ncem=casc2026/models/loop8.pt:sil=128000:npcc=on:lma=off:spb=units:urr=ec_only:bce=on:s2agt=64:updr=off:random_seed=3028997055:i=134677:sd=20:aac=none:nm=16:ss=included:sgt=10_2999 on theBenchmark for (2999ds/134677Mi)
% 2.43/1.29 % (611907)dis-21_1_sil=8000:lcm=predicate:random_seed=1379350638:st=5:avsq=on:i=129:avsqr=1,16:sd=3:aac=none:ep=RS:fsr=off:ss=included_2999 on theBenchmark for (2999ds/129Mi)
% 2.43/1.29 % (611904)lrs+1010_1_to=lpo:sil=32000:sos=on:spb=goal_then_units:bce=on:random_seed=1008558475:i=109:sd=1:ins=1:gsp=on:ss=axioms_2999 on theBenchmark for (2999ds/109Mi)
% 2.43/1.29 % (611901)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=3940938786:i=141193_2999 on theBenchmark for (2999ds/141193Mi)
% 2.43/1.29 % (611903)lrs+1010_1_anc=all:sfv=off:to=kbo:ncem=casc2026/models/loop7.pt:sil=128000:npcc=on:prc=on:sos=all:bsr=unit_only:sac=on:random_seed=3854830210:i=141695:sd=1:nm=32:gsp=on:ss=included_2999 on theBenchmark for (2999ds/141695Mi)
% 2.43/1.29 % (611904)Also succeeded, but the first one will report.
% 2.43/1.29 % (611906)Also succeeded, but the first one will report.
% 2.43/1.29 % (611907)Instruction limit reached!
% 2.43/1.29 % (611907)------------------------------
% 2.43/1.29 % (611907)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 2.43/1.29 % (611907)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.43/1.29 % (611907)CaDiCaL version: 2.1.3
% 2.43/1.29 % (611907)Termination reason: Instruction limit
% 2.43/1.29 % (611907)Termination phase: Saturation
% 2.43/1.29 % (611907)Time elapsed: 0.074 s
% 2.43/1.29 % (611907)Peak memory usage: 89 MB
% 2.43/1.29 % (611907)Instructions burned: 130 (million)
% 2.43/1.29 % (611905)Refutation found. Thanks to Tanya!
% 2.43/1.29 % SZS status Theorem for theBenchmark
% 2.43/1.29 % SZS output start Proof for theBenchmark
% See solution above
% 2.43/1.29 % (611905)------------------------------
% 2.43/1.29 % (611905)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 2.43/1.29 % (611905)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.43/1.29 % (611905)CaDiCaL version: 2.1.3
% 2.43/1.29 % (611905)Termination reason: Refutation
% 2.43/1.29 % (611905)Time elapsed: 0.002 s
% 2.43/1.29 % (611905)Peak memory usage: 88 MB
% 2.43/1.29 % (611905)Instructions burned: 4 (million)
% 2.43/1.29 % (611905)------------------------------
% 2.43/1.29 % (611905)------------------------------
% 2.43/1.29 % (611896)Success in time 0.267 s
% 2.43/1.29 % Vampire exiting
%------------------------------------------------------------------------------