%------------------------------------------------------------------------------
% File : Vampire---5.0.1
% Problem : SET208-6 : TPTP v9.3.1. Bugfixed v2.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n002.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 12:40:31 PM UTC 2026
% Result : Unsatisfiable 0.15s 1.91s
% Output : Refutation 0.15s
% Verified :
% SZS Type : Refutation
% Derivation depth : 8
% Number of leaves : 11
% Syntax : Number of formulae : 27 ( 13 unt; 0 def)
% Number of atoms : 45 ( 6 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 38 ( 20 ~; 18 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 8 ( 4 avg)
% Maximal term depth : 7 ( 2 avg)
% Number of predicates : 4 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 10 ( 10 usr; 3 con; 0-2 aty)
% Number of variables : 48 ( 48 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X2,X0,X1] :
( ~ member(X2,X0)
| ~ subclass(X0,X1)
| member(X2,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',subclass_members) ).
fof(f2,axiom,
! [X0,X1] :
( member(not_subclass_element(X0,X1),X0)
| subclass(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_subclass_members1) ).
fof(f3,axiom,
! [X0,X1] :
( ~ member(not_subclass_element(X0,X1),X1)
| subclass(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_subclass_members2) ).
fof(f12,axiom,
! [X0] : unordered_pair(X0,X0) = singleton(X0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',singleton_set) ).
fof(f13,axiom,
! [X0,X1] : unordered_pair(singleton(X0),unordered_pair(X0,singleton(X1))) = ordered_pair(X0,X1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordered_pair) ).
fof(f14,axiom,
! [X2,X3,X0,X1] :
( ~ member(ordered_pair(X0,X1),cross_product(X2,X3))
| member(X0,X2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product1) ).
fof(f15,axiom,
! [X2,X3,X0,X1] :
( ~ member(ordered_pair(X0,X1),cross_product(X2,X3))
| member(X1,X3) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product2) ).
fof(f16,axiom,
! [X2,X3,X0,X1] :
( ~ member(X0,X1)
| ~ member(X2,X3)
| member(ordered_pair(X0,X2),cross_product(X1,X3)) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product3) ).
fof(f17,axiom,
! [X2,X0,X1] :
( ~ member(X0,cross_product(X1,X2))
| ordered_pair(first(X0),second(X0)) = X0 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product4) ).
fof(f122,negated_conjecture,
subclass(x,y),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_cross_product_is_monotonic1_1) ).
fof(f123,negated_conjecture,
~ subclass(cross_product(x,z),cross_product(y,z)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_cross_product_is_monotonic1_2) ).
fof(f128,plain,
! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X0),unordered_pair(X0,unordered_pair(X1,X1))),
inference(definition_unfolding,[],[f13,f12,f12]) ).
fof(f137,plain,
! [X2,X3,X0,X1] :
( ~ member(unordered_pair(unordered_pair(X0,X0),unordered_pair(X0,unordered_pair(X1,X1))),cross_product(X2,X3))
| member(X0,X2) ),
inference(definition_unfolding,[],[f14,f128]) ).
fof(f138,plain,
! [X2,X3,X0,X1] :
( ~ member(unordered_pair(unordered_pair(X0,X0),unordered_pair(X0,unordered_pair(X1,X1))),cross_product(X2,X3))
| member(X1,X3) ),
inference(definition_unfolding,[],[f15,f128]) ).
fof(f139,plain,
! [X2,X3,X0,X1] :
( member(unordered_pair(unordered_pair(X0,X0),unordered_pair(X0,unordered_pair(X2,X2))),cross_product(X1,X3))
| ~ member(X2,X3)
| ~ member(X0,X1) ),
inference(definition_unfolding,[],[f16,f128]) ).
fof(f140,plain,
! [X2,X0,X1] :
( ~ member(X0,cross_product(X1,X2))
| unordered_pair(unordered_pair(first(X0),first(X0)),unordered_pair(first(X0),unordered_pair(second(X0),second(X0)))) = X0 ),
inference(definition_unfolding,[],[f17,f128]) ).
fof(f190,plain,
~ member(not_subclass_element(cross_product(x,z),cross_product(y,z)),cross_product(y,z)),
inference(unit_resulting_resolution,[],[f3,f123]) ).
fof(f191,plain,
member(not_subclass_element(cross_product(x,z),cross_product(y,z)),cross_product(x,z)),
inference(unit_resulting_resolution,[],[f2,f123]) ).
fof(f196,plain,
not_subclass_element(cross_product(x,z),cross_product(y,z)) = unordered_pair(unordered_pair(first(not_subclass_element(cross_product(x,z),cross_product(y,z))),first(not_subclass_element(cross_product(x,z),cross_product(y,z)))),unordered_pair(first(not_subclass_element(cross_product(x,z),cross_product(y,z))),unordered_pair(second(not_subclass_element(cross_product(x,z),cross_product(y,z))),second(not_subclass_element(cross_product(x,z),cross_product(y,z)))))),
inference(unit_resulting_resolution,[],[f140,f191]) ).
fof(f197,plain,
! [X0,X1] :
( ~ member(not_subclass_element(cross_product(x,z),cross_product(y,z)),cross_product(X0,X1))
| member(second(not_subclass_element(cross_product(x,z),cross_product(y,z))),X1) ),
inference(superposition,[],[f138,f196]) ).
fof(f198,plain,
! [X0,X1] :
( ~ member(not_subclass_element(cross_product(x,z),cross_product(y,z)),cross_product(X0,X1))
| member(first(not_subclass_element(cross_product(x,z),cross_product(y,z))),X0) ),
inference(superposition,[],[f137,f196]) ).
fof(f199,plain,
! [X0,X1] :
( member(not_subclass_element(cross_product(x,z),cross_product(y,z)),cross_product(X0,X1))
| ~ member(second(not_subclass_element(cross_product(x,z),cross_product(y,z))),X1)
| ~ member(first(not_subclass_element(cross_product(x,z),cross_product(y,z))),X0) ),
inference(superposition,[],[f139,f196]) ).
fof(f200,plain,
member(first(not_subclass_element(cross_product(x,z),cross_product(y,z))),x),
inference(unit_resulting_resolution,[],[f198,f191]) ).
fof(f201,plain,
member(first(not_subclass_element(cross_product(x,z),cross_product(y,z))),y),
inference(unit_resulting_resolution,[],[f1,f122,f200]) ).
fof(f212,plain,
~ member(second(not_subclass_element(cross_product(x,z),cross_product(y,z))),z),
inference(unit_resulting_resolution,[],[f199,f201,f190]) ).
fof(f213,plain,
member(second(not_subclass_element(cross_product(x,z),cross_product(y,z))),z),
inference(unit_resulting_resolution,[],[f197,f191]) ).
fof(f214,plain,
$false,
inference(forward_subsumption_resolution,[],[f213,f212]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SET208-6 : TPTP v9.3.1. Bugfixed v2.1.0.
% 0.00/0.05 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.09/0.37 % Computer : n002.cluster.edu
% 0.09/0.37 % Model : x86_64 x86_64
% 0.09/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.37 % Memory : 8046.5625MB
% 0.09/0.37 % OS : Linux 6.8.0-71-generic
% 0.09/0.37 % CPULimit : 300
% 0.09/0.37 % WCLimit : 300
% 0.09/0.37 % DateTime : Mon Sep 28 01:09:51 UTC 2026
% 0.09/0.37 % CPUTime :
% 0.09/0.37 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.09/0.40 Running first-order theorem proving
% 0.09/0.40 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
% 4.75/1.72 % (4066591)Input is clausal, will run a generic CNF schedule.
% 4.75/1.72 % (4066601)dis-1011_1_sil=16000:fde=unused:s2agt=70:random_seed=2007558712:s2a=on:i=180:gtg=position_2999 on theBenchmark for (2999ds/180Mi)
% 4.75/1.72 % (4066597)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:npcc=on:urr=on:br=off:random_seed=216841110:i=132376:av=off_2999 on theBenchmark for (2999ds/132376Mi)
% 4.75/1.72 % (4066600)dis-1002_1_to=lpo:sil=16000:fd=off:random_seed=111108221:st=1.5:i=114:aac=none:ins=7:ss=axioms:fsd=on_2999 on theBenchmark for (2999ds/114Mi)
% 4.75/1.72 % (4066596)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=2428632993:i=140167_2999 on theBenchmark for (2999ds/140167Mi)
% 4.75/1.72 % (4066599)lrs+10_1_sil=8000:sp=occurrence:random_seed=3256676449:i=107:sd=3:ss=axioms:sgt=8_2999 on theBenchmark for (2999ds/107Mi)
% 4.75/1.72 % (4066598)lrs+1002_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=ground:npcc=on:sp=reverse_frequency:spb=intro:random_seed=2786590818:i=137899:s2at=10:gtgl=3:kws=precedence:add=on:bd=preordered:gtg=position_2999 on theBenchmark for (2999ds/137899Mi)
% 4.75/1.72 % (4066602)dis-21_1_sil=8000:lcm=predicate:random_seed=990741526: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)
% 4.75/1.72 % (4066599)Refutation not found, incomplete strategy
% 4.75/1.72 % (4066599)------------------------------
% 4.75/1.72 % (4066599)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 4.75/1.72 % (4066599)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.75/1.72 % (4066599)CaDiCaL version: 2.1.3
% 4.75/1.72 % (4066599)Termination reason: Refutation not found, incomplete strategy
% 4.75/1.72 % (4066599)Time elapsed: 0.002 s
% 4.75/1.72 % (4066599)Peak memory usage: 88 MB
% 4.75/1.72 % (4066600)Refutation not found, incomplete strategy
% 4.75/1.72 % (4066600)------------------------------
% 4.75/1.72 % (4066600)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 4.75/1.72 % (4066600)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.75/1.72 % (4066600)CaDiCaL version: 2.1.3
% 4.75/1.72 % (4066600)Termination reason: Refutation not found, incomplete strategy
% 4.75/1.72 % (4066600)Time elapsed: 0.003 s
% 4.75/1.72 % (4066600)Peak memory usage: 88 MB
% 4.75/1.72 % (4066600)Instructions burned: 2 (million)
% 4.75/1.72 % (4066601)Instruction limit reached!
% 4.75/1.72 % (4066601)------------------------------
% 4.75/1.72 % (4066601)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 4.75/1.72 % (4066601)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.75/1.72 % (4066601)CaDiCaL version: 2.1.3
% 4.75/1.72 % (4066601)Termination reason: Instruction limit
% 4.75/1.72 % (4066601)Termination phase: Saturation
% 4.75/1.72 % (4066601)Time elapsed: 0.074 s
% 4.75/1.72 % (4066601)Peak memory usage: 90 MB
% 4.75/1.72 % (4066601)Instructions burned: 182 (million)
% 4.75/1.72 % (4066602)Instruction limit reached!
% 4.75/1.72 % (4066602)------------------------------
% 4.75/1.72 % (4066602)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 4.75/1.72 % (4066602)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.75/1.72 % (4066602)CaDiCaL version: 2.1.3
% 4.75/1.72 % (4066602)Termination reason: Instruction limit
% 4.75/1.72 % (4066602)Termination phase: Saturation
% 4.75/1.72 % (4066602)Time elapsed: 0.073 s
% 4.75/1.72 % (4066602)Peak memory usage: 89 MB
% 4.75/1.72 % (4066602)Instructions burned: 118 (million)
% 4.75/1.72 % (4066610)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=2735739367:i=143:sd=2:aac=none:ss=axioms:sgt=16_2997 on theBenchmark for (2997ds/143Mi)
% 4.75/1.72 % (4066610)Refutation not found, incomplete strategy
% 4.75/1.72 % (4066610)------------------------------
% 4.75/1.72 % (4066610)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 4.75/1.72 % (4066610)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.75/1.72 % (4066610)CaDiCaL version: 2.1.3
% 4.75/1.72 % (4066610)Termination reason: Refutation not found, incomplete strategy
% 4.75/1.72 % (4066610)Time elapsed: 0.001 s
% 4.75/1.72 % (4066610)Peak memory usage: 88 MB
% 4.75/1.72 % (4066611)ott-1010_1_to=lpo:sil=16000:sos=on:spb=units:urr=on:bce=on:br=off:random_seed=3639771731: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)
% 0.15/1.91 % (4066599)------------------------------
% 0.15/1.91 % (4066599)------------------------------
% 0.15/1.91 % (4066600)------------------------------
% 0.15/1.91 % (4066600)------------------------------
% 0.15/1.91 % (4066611)Refutation not found, incomplete strategy
% 0.15/1.91 % (4066611)------------------------------
% 0.15/1.91 % (4066611)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.15/1.91 % (4066611)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.15/1.91 % (4066611)CaDiCaL version: 2.1.3
% 0.15/1.91 % (4066611)Termination reason: Refutation not found, incomplete strategy
% 0.15/1.91 % (4066611)Time elapsed: 0.011 s
% 0.15/1.91 % (4066611)Peak memory usage: 89 MB
% 0.15/1.91 % (4066611)Instructions burned: 20 (million)
% 0.15/1.91 % (4066610)------------------------------
% 0.15/1.91 % (4066610)------------------------------
% 0.15/1.91 % (4066615)lrs+10_64_to=lpo:sil=8000:random_seed=3916194413:i=126:bd=preordered_2995 on theBenchmark for (2995ds/126Mi)
% 0.15/1.91 % (4066614)lrs-1002_1_to=lpo:sil=8000:fde=none:sos=on:random_seed=232194204:st=4:i=219:sd=3:ss=axioms_2995 on theBenchmark for (2995ds/219Mi)
% 0.15/1.91 % (4066614)Refutation not found, incomplete strategy
% 0.15/1.91 % (4066614)------------------------------
% 0.15/1.91 % (4066614)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.15/1.91 % (4066614)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.15/1.91 % (4066614)CaDiCaL version: 2.1.3
% 0.15/1.91 % (4066614)Termination reason: Refutation not found, incomplete strategy
% 0.15/1.91 % (4066614)Time elapsed: 0.004 s
% 0.15/1.91 % (4066614)Peak memory usage: 88 MB
% 0.15/1.91 % (4066614)Instructions burned: 4 (million)
% 0.15/1.91 % (4066616)lrs+1011_16_to=lpo:sil=8000:drc=off:sp=reverse_frequency:spb=goal_then_units:random_seed=2951297821:avsq=on:i=194:fgj=on:bd=preordered_2995 on theBenchmark for (2995ds/194Mi)
% 0.15/1.91 % (4066615)Instruction limit reached!
% 0.15/1.91 % (4066615)------------------------------
% 0.15/1.91 % (4066615)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.15/1.91 % (4066615)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.15/1.91 % (4066615)CaDiCaL version: 2.1.3
% 0.15/1.91 % (4066615)Termination reason: Instruction limit
% 0.15/1.91 % (4066615)Termination phase: Saturation
% 0.15/1.91 % (4066615)Time elapsed: 0.077 s
% 0.15/1.91 % (4066615)Peak memory usage: 89 MB
% 0.15/1.91 % (4066615)Instructions burned: 127 (million)
% 0.15/1.91 % (4066616)Instruction limit reached!
% 0.15/1.91 % (4066616)------------------------------
% 0.15/1.91 % (4066616)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.15/1.91 % (4066616)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.15/1.91 % (4066616)CaDiCaL version: 2.1.3
% 0.15/1.91 % (4066616)Termination reason: Instruction limit
% 0.15/1.91 % (4066616)Termination phase: Saturation
% 0.15/1.91 % (4066616)Time elapsed: 0.069 s
% 0.15/1.91 % (4066616)Peak memory usage: 90 MB
% 0.15/1.91 % (4066616)Instructions burned: 196 (million)
% 0.15/1.91 % (4066611)------------------------------
% 0.15/1.91 % (4066611)------------------------------
% 0.15/1.91 % (4066621)lrs+10_1_ncem=casc2026/models/loop7.pt:sil=128000:npcc=on:random_seed=1025397259:i=3394:sd=4:ss=included:sgt=64_2993 on theBenchmark for (2993ds/3394Mi)
% 0.15/1.91 % (4066620)lrs+10_1_sil=8000:tgt=full:acc=on:random_seed=2926939881:i=157:gtg=all_2993 on theBenchmark for (2993ds/157Mi)
% 0.15/1.91 % (4066614)------------------------------
% 0.15/1.91 % (4066614)------------------------------
% 0.15/1.91 % (4066597)First to succeed.
% 0.15/1.91 % (4066597)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-4066591"
% 0.15/1.91 % (4066598)Also succeeded, but the first one will report.
% 0.15/1.91 % (4066622)lrs+1011_5_to=lpo:sil=8000:tgt=full:plsq=on:prc=on:drc=off:plsqr=31,4:sp=occurrence:urr=on:nwc=0.8:s2agt=16:br=off:random_seed=2312298690:cts=off:s2a=on:i=106:fsr=off:gsp=on:ss=axioms:sgt=16:rawr=on_2993 on theBenchmark for (2993ds/106Mi)
% 0.15/1.91 % (4066622)Refutation not found, incomplete strategy
% 0.15/1.91 % (4066622)------------------------------
% 0.15/1.91 % (4066622)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.15/1.91 % (4066622)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.15/1.91 % (4066622)CaDiCaL version: 2.1.3
% 0.15/1.91 % (4066622)Termination reason: Refutation not found, incomplete strategy
% 0.15/1.91 % (4066622)Time elapsed: 0.002 s
% 0.15/1.91 % (4066622)Peak memory usage: 88 MB
% 0.15/1.91 % (4066622)Instructions burned: 1 (million)
% 0.15/1.91 % (4066596)Also succeeded, but the first one will report.
% 0.15/1.91 % (4066620)Instruction limit reached!
% 0.15/1.91 % (4066620)------------------------------
% 0.15/1.91 % (4066620)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.15/1.91 % (4066620)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.15/1.91 % (4066620)CaDiCaL version: 2.1.3
% 0.15/1.91 % (4066620)Termination reason: Instruction limit
% 0.15/1.91 % (4066620)Termination phase: Saturation
% 0.15/1.91 % (4066620)Time elapsed: 0.106 s
% 0.15/1.91 % (4066620)Peak memory usage: 91 MB
% 0.15/1.91 % (4066620)Instructions burned: 157 (million)
% 0.15/1.91 % (4066626)lrs+2_4096_sil=8000:plsq=on:plsqr=12672147,131072:sos=on:spb=goal:lcm=predicate:random_seed=2345031135:i=107_2991 on theBenchmark for (2991ds/107Mi)
% 0.15/1.91 % (4066626)Instruction limit reached!
% 0.15/1.91 % (4066626)------------------------------
% 0.15/1.91 % (4066626)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.15/1.91 % (4066626)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.15/1.91 % (4066626)CaDiCaL version: 2.1.3
% 0.15/1.91 % (4066626)Termination reason: Instruction limit
% 0.15/1.91 % (4066626)Termination phase: Saturation
% 0.15/1.91 % (4066626)Time elapsed: 0.072 s
% 0.15/1.91 % (4066626)Peak memory usage: 89 MB
% 0.15/1.91 % (4066626)Instructions burned: 107 (million)
% 0.15/1.91 % (4066627)lrs+1011_20_sil=64000:tgt=ground:plsq=on:fde=unused:plsqc=1:plsqr=14,1:plsql=on:nwc=0.6:random_seed=2269357112:st=6:i=242:gtgl=5:kws=arity_squared:av=off:gtg=exists_sym:ss=included_2990 on theBenchmark for (2990ds/242Mi)
% 0.15/1.91 % (4066622)------------------------------
% 0.15/1.91 % (4066622)------------------------------
% 0.15/1.91 % (4066597)Refutation found. Thanks to Tanya!
% 0.15/1.91 % SZS status Unsatisfiable for theBenchmark
% 0.15/1.91 % SZS output start Proof for theBenchmark
% See solution above
% 0.15/1.91 % (4066597)------------------------------
% 0.15/1.91 % (4066597)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.15/1.91 % (4066597)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.15/1.91 % (4066597)CaDiCaL version: 2.1.3
% 0.15/1.91 % (4066597)Termination reason: Refutation
% 0.15/1.91 % (4066597)Time elapsed: 0.669 s
% 0.15/1.91 % (4066597)Peak memory usage: 127 MB
% 0.15/1.91 % (4066597)Instructions burned: 974 (million)
% 0.15/1.91 % (4066597)------------------------------
% 0.15/1.91 % (4066597)------------------------------
% 0.15/1.91 % (4066591)Success in time 1.111 s
% 0.15/1.91 % Vampire exiting
%------------------------------------------------------------------------------