%------------------------------------------------------------------------------
% File : Vampire---5.0.1
% Problem : LAT281-2 : TPTP v9.3.1. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n004.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 11:46:30 AM UTC 2026
% Result : Unsatisfiable 0.18s 1.50s
% Output : Refutation 0.18s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 7
% Syntax : Number of formulae : 13 ( 9 unt; 0 def)
% Number of atoms : 20 ( 1 equ)
% Maximal formula atoms : 4 ( 1 avg)
% Number of connectives : 15 ( 8 ~; 7 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 10 ( 3 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 4 ( 2 usr; 1 prp; 0-3 aty)
% Number of functors : 12 ( 12 usr; 8 con; 0-4 aty)
% Number of variables : 9 ( 9 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,negated_conjecture,
c_in(c_Pair(v_a,v_b,t_a,t_a),v_r,tc_prod(t_a,t_a)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_0) ).
fof(f2,negated_conjecture,
c_in(c_Pair(v_b,v_c,t_a,t_a),v_r,tc_prod(t_a,t_a)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_1) ).
fof(f3,negated_conjecture,
~ c_in(c_Pair(v_a,v_c,t_a,t_a),v_r,tc_prod(t_a,t_a)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_2) ).
fof(f4,axiom,
! [X2,X3,X0,X1,X4] :
( ~ c_in(c_Pair(X4,X2,X1,X1),X0,tc_prod(X1,X1))
| ~ c_in(c_Pair(X2,X3,X1,X1),X0,tc_prod(X1,X1))
| ~ c_Relation_Otrans(X0,X1)
| c_in(c_Pair(X4,X3,X1,X1),X0,tc_prod(X1,X1)) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Relation_Otrans__def_0) ).
fof(f5,axiom,
! [X0,X1] :
( ~ c_in(X0,c_Tarski_OPartialOrder,tc_Tarski_Opotype_Opotype__ext__type(X1,tc_Product__Type_Ounit))
| c_Relation_Otrans(c_Tarski_Opotype_Oorder(X0,X1,tc_Product__Type_Ounit),X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Tarski_OPartialOrder__iff_2) ).
fof(f6,axiom,
c_in(v_cl,c_Tarski_OPartialOrder,tc_Tarski_Opotype_Opotype__ext__type(t_a,tc_Product__Type_Ounit)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Tarski_Ocl_A_58_APartialOrder_0) ).
fof(f7,axiom,
v_r = c_Tarski_Opotype_Oorder(v_cl,t_a,tc_Product__Type_Ounit),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Tarski_Or_A_61_61_Aorder_Acl_0) ).
fof(f8,plain,
c_Relation_Otrans(c_Tarski_Opotype_Oorder(v_cl,t_a,tc_Product__Type_Ounit),t_a),
inference(resolution,[],[f5,f6]) ).
fof(f9,plain,
c_Relation_Otrans(v_r,t_a),
inference(forward_demodulation,[],[f8,f7]) ).
fof(f10,plain,
! [X0] :
( ~ c_in(c_Pair(v_b,X0,t_a,t_a),v_r,tc_prod(t_a,t_a))
| ~ c_Relation_Otrans(v_r,t_a)
| c_in(c_Pair(v_a,X0,t_a,t_a),v_r,tc_prod(t_a,t_a)) ),
inference(resolution,[],[f4,f1]) ).
fof(f13,plain,
! [X0] :
( ~ c_in(c_Pair(v_b,X0,t_a,t_a),v_r,tc_prod(t_a,t_a))
| c_in(c_Pair(v_a,X0,t_a,t_a),v_r,tc_prod(t_a,t_a)) ),
inference(forward_subsumption_resolution,[],[f10,f9]) ).
fof(f14,plain,
c_in(c_Pair(v_a,v_c,t_a,t_a),v_r,tc_prod(t_a,t_a)),
inference(resolution,[],[f13,f2]) ).
fof(f15,plain,
$false,
inference(forward_subsumption_resolution,[],[f14,f3]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : LAT281-2 : TPTP v9.3.1. Released v3.2.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.12/0.39 % Computer : n004.cluster.edu
% 0.12/0.39 % Model : x86_64 x86_64
% 0.12/0.39 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.39 % Memory : 8046.5625MB
% 0.12/0.39 % OS : Linux 6.8.0-71-generic
% 0.12/0.39 % CPULimit : 300
% 0.12/0.39 % WCLimit : 300
% 0.12/0.39 % DateTime : Sun Sep 27 14:09:52 UTC 2026
% 0.12/0.39 % CPUTime :
% 0.12/0.39 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.12/0.43 Running first-order theorem proving
% 0.12/0.43 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
% 0.18/1.50 % (3559931)Input is clausal, will run a generic CNF schedule.
% 0.18/1.50 % (3560028)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:npcc=on:urr=on:br=off:random_seed=2072192048:i=132376:av=off_2999 on theBenchmark for (2999ds/132376Mi)
% 0.18/1.50 % (3560031)lrs+10_1_sil=8000:sp=occurrence:random_seed=4016934804:i=107:sd=3:ss=axioms:sgt=8_2999 on theBenchmark for (2999ds/107Mi)
% 0.18/1.50 % (3560029)lrs+1002_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=ground:npcc=on:sp=reverse_frequency:spb=intro:random_seed=2327677861:i=137899:s2at=10:gtgl=3:kws=precedence:add=on:bd=preordered:gtg=position_2999 on theBenchmark for (2999ds/137899Mi)
% 0.18/1.50 % (3560026)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=4172578383:i=140167_2999 on theBenchmark for (2999ds/140167Mi)
% 0.18/1.50 % (3560031)First to succeed.
% 0.18/1.50 % (3560031)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-3559931"
% 0.18/1.50 % (3560033)dis-1011_1_sil=16000:fde=unused:s2agt=70:random_seed=2470312291:s2a=on:i=180:gtg=position_2999 on theBenchmark for (2999ds/180Mi)
% 0.18/1.50 % (3560033)Also succeeded, but the first one will report.
% 0.18/1.50 % (3560032)dis-1002_1_to=lpo:sil=16000:fd=off:random_seed=3153506294:st=1.5:i=114:aac=none:ins=7:ss=axioms:fsd=on_2999 on theBenchmark for (2999ds/114Mi)
% 0.18/1.50 % (3560032)Refutation not found, incomplete strategy
% 0.18/1.50 % (3560032)------------------------------
% 0.18/1.50 % (3560032)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.18/1.50 % (3560032)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.18/1.50 % (3560032)CaDiCaL version: 2.1.3
% 0.18/1.50 % (3560032)Termination reason: Refutation not found, incomplete strategy
% 0.18/1.50 % (3560032)Time elapsed: 0.001 s
% 0.18/1.50 % (3560032)Peak memory usage: 87 MB
% 0.18/1.50 % (3560034)dis-21_1_sil=8000:lcm=predicate:random_seed=4227334120: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)
% 0.18/1.50 % (3560034)Refutation not found, incomplete strategy
% 0.18/1.50 % (3560034)------------------------------
% 0.18/1.50 % (3560034)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.18/1.50 % (3560034)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.18/1.50 % (3560034)CaDiCaL version: 2.1.3
% 0.18/1.50 % (3560034)Termination reason: Refutation not found, incomplete strategy
% 0.18/1.50 % (3560034)Time elapsed: 0.001 s
% 0.18/1.50 % (3560034)Peak memory usage: 88 MB
% 0.18/1.50 % (3560032)------------------------------
% 0.18/1.50 % (3560032)------------------------------
% 0.18/1.50 % (3560031)Refutation found. Thanks to Tanya!
% 0.18/1.50 % SZS status Unsatisfiable for theBenchmark
% 0.18/1.50 % SZS output start Proof for theBenchmark
% See solution above
% 0.18/1.50 % (3560031)------------------------------
% 0.18/1.50 % (3560031)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.18/1.50 % (3560031)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.18/1.50 % (3560031)CaDiCaL version: 2.1.3
% 0.18/1.50 % (3560031)Termination reason: Refutation
% 0.18/1.50 % (3560031)Time elapsed: 0.002 s
% 0.18/1.50 % (3560031)Peak memory usage: 88 MB
% 0.18/1.50 % (3560031)Instructions burned: 1 (million)
% 0.18/1.50 % (3560031)------------------------------
% 0.18/1.50 % (3560031)------------------------------
% 0.18/1.50 % (3559931)Success in time 0.429 s
% 0.18/1.50 % Vampire exiting
%------------------------------------------------------------------------------