%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : SEV083^5 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% Computer : n019.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 : Wed Sep 30 08:38:58 AM UTC 2026
% Result : Theorem 0.19s 0.26s
% Output : Refutation 0.19s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SEV083^5 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.05 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.08/0.18 % Computer : n019.cluster.edu
% 0.08/0.18 % Model : x86_64 x86_64
% 0.08/0.18 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.18 % Memory : 8046.5625MB
% 0.08/0.18 % OS : Linux 6.8.0-71-generic
% 0.08/0.18 % CPULimit : 300
% 0.08/0.18 % WCLimit : 300
% 0.08/0.18 % DateTime : Tue Sep 29 15:09:50 UTC 2026
% 0.08/0.19 % CPUTime :
% 0.08/0.19 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.08/0.21 Running first-order model finding
% 0.08/0.21 Running: /export/starexec/sandbox/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc --intent sat -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.19/0.26 % (901404)Will run a generic schedule for satisfiability detection.
% 0.19/0.26 % (901409)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=2697382368_2999 on theBenchmark for (2999ds/0Mi)
% 0.19/0.26 % Exception at run slice level
% 0.19/0.26 User error: Finite model building is currently not compatible with polymorphism or higher-order constructs
% 0.19/0.26 % (901410)% WARNING: option uhcvi not known.
% 0.19/0.26 % (901410)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=864278223:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 0.19/0.26 % (901410)WARNING: Not using 'newcnf' as currently not compatible with higher-order inputs.
% 0.19/0.26 % (901410)WARNING: Look ahead literal selection is not currently compatible with higher-order. Ignoring request to use
% 0.19/0.26 % (901414)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=459909296:i=131_2999 on theBenchmark for (2999ds/131Mi)
% 0.19/0.26 % (901411)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=1219382355:i=88024:add=on:rawr=on_2999 on theBenchmark for (2999ds/88024Mi)
% 0.19/0.26 % (901410) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-901404-901410"...
% 0.19/0.26 % (901417)fmb+10_1_fmbas=predicate:sil=64000:sas=cadical:random_seed=1285207358:i=714:nm=2_2999 on theBenchmark for (2999ds/714Mi)
% 0.19/0.26 % Exception at run slice level
% 0.19/0.26 User error: Finite model building is currently not compatible with polymorphism or higher-order constructs
% 0.19/0.26 % (901414) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-901404-901414"...
% 0.19/0.26 % (901410)...printing done.
% 0.19/0.26 % (901410)Refutation found. Thanks to Tanya!
% 0.19/0.26 % SZS status Theorem for theBenchmark
% 0.19/0.26 % SZS output start Proof for theBenchmark
% 0.19/0.26 thf(type_def_5, type, sTfun: ($tType * $tType) > $tType).
% 0.19/0.26 thf(func_def_3, type, vLAM: !>[X0: $tType, X1: $tType]:((X1) > (X0 > X1))).
% 0.19/0.26 thf(func_def_4, type, sK0: ((($i > $o) > ($i > $o) > $o) > $i > $o)).
% 0.19/0.26 thf(func_def_5, type, sK1: ((($i > $o) > ($i > $o) > $o) > $i > $o)).
% 0.19/0.26 thf(func_def_6, type, sK2: ((($i > $o) > ($i > $o) > $o) > $i > $o)).
% 0.19/0.26 thf(func_def_7, type, sK3: ((($i > $o) > ($i > $o) > $o) > $i > $o)).
% 0.19/0.26 thf(func_def_8, type, vNOT: ($o > $o)).
% 0.19/0.26 thf(func_def_9, type, db0: !>[X0: $tType]:(X0)).
% 0.19/0.26 thf(func_def_10, type, db1: !>[X0: $tType]:(X0)).
% 0.19/0.26 thf(func_def_11, type, vEQ: !>[X0: $tType]:((X0 > X0 > $o))).
% 0.19/0.26 thf(f1,conjecture,(
% 0.19/0.26 $true & ? [X0 : (($i > $o) > ($i > $o) > $o)] : (! [X1 : ($i > $o),X2 : ($i > $o),X3 : ($i > $o)] : (((X0 @ X2 @ X3) & (X0 @ X1 @ X2)) => (X0 @ X1 @ X3)) & ! [X1 : ($i > $o)] : (X0 @ X1 @ X1) & ~(X0 @ (^[X1 : $i] : ($true)) @ (^[X1 : $i] : ($false))))),
% 0.19/0.26 file('/export/starexec/sandbox/benchmark/theBenchmark.p',cTHM120_3_pme)).
% 0.19/0.26 thf(f2,negated_conjecture,(
% 0.19/0.26 ~($true & ? [X0 : (($i > $o) > ($i > $o) > $o)] : (! [X1 : ($i > $o),X2 : ($i > $o),X3 : ($i > $o)] : (((X0 @ X2 @ X3) & (X0 @ X1 @ X2)) => (X0 @ X1 @ X3)) & ! [X1 : ($i > $o)] : (X0 @ X1 @ X1) & ~(X0 @ (^[X1 : $i] : ($true)) @ (^[X1 : $i] : ($false)))))),
% 0.19/0.26 inference(negated_conjecture,[status(cth)],[f1])).
% 0.19/0.26 thf(f3,plain,(
% 0.19/0.26 ~($true & ? [X0 : (($i > $o) > ($i > $o) > $o)] : (! [X1 : ($i > $o),X2 : ($i > $o),X3 : ($i > $o)] : (((X0 @ X2 @ X3) & (X0 @ X1 @ X2)) => (X0 @ X1 @ X3)) & ! [X4 : ($i > $o)] : (X0 @ X4 @ X4) & ~(X0 @ (^[X5 : $i] : ($true)) @ (^[X6 : $i] : ($false)))))),
% 0.19/0.26 inference(rectify,[],[f2])).
% 0.19/0.26 thf(f4,plain,(
% 0.19/0.26 ~($true & ? [X0 : (($i > $o) > ($i > $o) > $o)] : (! [X1 : ($i > $o),X2 : ($i > $o),X3 : ($i > $o)] : (((((X0 @ X2 @ X3)) = $true) & (((X0 @ X1 @ X2)) = $true)) => (((X0 @ X1 @ X3)) = $true)) & ! [X4 : ($i > $o)] : (((X0 @ X4 @ X4)) = $true) & ~ ($true = ((X0 @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false)))))))),
% 0.19/0.26 inference(fool_elimination,[],[f3])).
% 0.19/0.26 thf(f5,plain,(
% 0.19/0.26 ~ ? [X0 : (($i > $o) > ($i > $o) > $o)] : (! [X1 : ($i > $o),X2 : ($i > $o),X3 : ($i > $o)] : (((((X0 @ X2 @ X3)) = $true) & (((X0 @ X1 @ X2)) = $true)) => (((X0 @ X1 @ X3)) = $true)) & ! [X4 : ($i > $o)] : (((X0 @ X4 @ X4)) = $true) & ~ ($true = ((X0 @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false))))))),
% 0.19/0.26 inference(true_and_false_elimination,[],[f4])).
% 0.19/0.26 thf(f6,plain,(
% 0.19/0.26 ~ ? [X0 : (($i > $o) > ($i > $o) > $o)] : (! [X1 : ($i > $o),X2 : ($i > $o),X3 : ($i > $o)] : (((((X0 @ X2 @ X3)) = $true) & (((X0 @ X1 @ X2)) = $true)) => (((X0 @ X1 @ X3)) = $true)) & ! [X4 : ($i > $o)] : (((X0 @ X4 @ X4)) = $true) & ($true != ((X0 @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false))))))),
% 0.19/0.26 inference(flattening,[],[f5])).
% 0.19/0.26 thf(f7,plain,(
% 0.19/0.26 ! [X0 : (($i > $o) > ($i > $o) > $o)] : (? [X1 : ($i > $o),X2 : ($i > $o),X3 : ($i > $o)] : ((((X0 @ X1 @ X3)) != $true) & ((((X0 @ X2 @ X3)) = $true) & (((X0 @ X1 @ X2)) = $true))) | ? [X4 : ($i > $o)] : (((X0 @ X4 @ X4)) != $true) | ($true = ((X0 @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false))))))),
% 0.19/0.26 inference(ennf_transformation,[],[f6])).
% 0.19/0.26 thf(f8,plain,(
% 0.19/0.26 ! [X0 : (($i > $o) > ($i > $o) > $o)] : (? [X1 : ($i > $o),X2 : ($i > $o),X3 : ($i > $o)] : ((((X0 @ X1 @ X3)) != $true) & (((X0 @ X2 @ X3)) = $true) & (((X0 @ X1 @ X2)) = $true)) | ? [X4 : ($i > $o)] : (((X0 @ X4 @ X4)) != $true) | ($true = ((X0 @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false))))))),
% 0.19/0.26 inference(flattening,[],[f7])).
% 0.19/0.26 thf(f9,plain,(
% 0.19/0.26 ! [X0 : (($i > $o) > ($i > $o) > $o)] : ((($true != ((X0 @ (sK0 @ X0) @ (sK2 @ X0)))) & ($true = ((X0 @ (sK1 @ X0) @ (sK2 @ X0)))) & ($true = ((X0 @ (sK0 @ X0) @ (sK1 @ X0))))) | ($true != ((X0 @ (sK3 @ X0) @ (sK3 @ X0)))) | ($true = ((X0 @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false))))))),
% 0.19/0.26 inference(skolemize,[status(esa),new_symbols(skolem,[vAPP,vAPP,vAPP,vAPP]),skolemize(X4,sK3 @ X0),skolemize(X4,sK3 @ X0),skolemize(X4,sK3 @ X0),skolemize(X4,sK3 @ X0)],[f8])).
% 0.19/0.26 thf(f10,plain,(
% 0.19/0.26 ( ! [X0 : (($i > $o) > ($i > $o) > $o)] : (($true != ((X0 @ (sK3 @ X0) @ (sK3 @ X0)))) | ($true = ((X0 @ (sK0 @ X0) @ (sK1 @ X0)))) | ($true = ((X0 @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false)))))) )),
% 0.19/0.26 inference(cnf_transformation,[],[f9])).
% 0.19/0.26 thf(f11,plain,(
% 0.19/0.26 ( ! [X0 : (($i > $o) > ($i > $o) > $o)] : (($true != ((X0 @ (sK3 @ X0) @ (sK3 @ X0)))) | ($true = ((X0 @ (sK1 @ X0) @ (sK2 @ X0)))) | ($true = ((X0 @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false)))))) )),
% 0.19/0.26 inference(cnf_transformation,[],[f9])).
% 0.19/0.26 thf(f12,plain,(
% 0.19/0.26 ( ! [X0 : (($i > $o) > ($i > $o) > $o)] : (($true != ((X0 @ (sK3 @ X0) @ (sK3 @ X0)))) | ($true != ((X0 @ (sK0 @ X0) @ (sK2 @ X0)))) | ($true = ((X0 @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false)))))) )),
% 0.19/0.27 inference(cnf_transformation,[],[f9])).
% 0.19/0.27 thf(f22,plain,(
% 0.19/0.27 ($true != (((^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))) @ (sK3 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1))))) @ (sK3 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))))))) | ($true = (((^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))) @ (sK0 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1))))) @ (sK1 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))))))) | ($true = (((^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))) @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(primitive_instantiation,[],[f10])).
% 0.19/0.27 thf(f50,plain,(
% 0.19/0.27 ($true != (((sK3 @ =) = (sK3 @ =)))) | ($true = (((sK0 @ =) = (sK1 @ =)))) | ($true = (((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(beta-eta_normalization,[],[f22])).
% 0.19/0.27 thf(f51,plain,(
% 0.19/0.27 (((sK3 @ =)) != ((sK3 @ =))) | ($true = (((sK0 @ =) = (sK1 @ =)))) | ($true = (((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(equality_proxy_clausification,[],[f50])).
% 0.19/0.27 thf(f52,plain,(
% 0.19/0.27 (((sK3 @ =)) != ((sK3 @ =))) | (((sK1 @ =)) = ((sK0 @ =))) | ($true = (((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(equality_proxy_clausification,[],[f51])).
% 0.19/0.27 thf(f53,plain,(
% 0.19/0.27 (((sK3 @ =)) != ((sK3 @ =))) | (((sK1 @ =)) = ((sK0 @ =))) | ((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))),
% 0.19/0.27 inference(equality_proxy_clausification,[],[f52])).
% 0.19/0.27 thf(f54,plain,(
% 0.19/0.27 (((sK1 @ =)) = ((sK0 @ =))) | ((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))),
% 0.19/0.27 inference(trivial_inequality_removal,[],[f53])).
% 0.19/0.27 thf(f56,definition,(
% 0.19/0.27 spl4_1 <=> ((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))),
% 0.19/0.27 introduced(definition,[new_symbols(definition,[spl4_1])],[avatar_definition])).
% 0.19/0.27 thf(f58,plain,(
% 0.19/0.27 ((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false))) | ~spl4_1),
% 0.19/0.27 inference(avatar_component_clause,[],[f56])).
% 0.19/0.27 thf(f60,definition,(
% 0.19/0.27 spl4_2 <=> (((sK1 @ =)) = ((sK0 @ =)))),
% 0.19/0.27 introduced(definition,[new_symbols(definition,[spl4_2])],[avatar_definition])).
% 0.19/0.27 thf(f62,plain,(
% 0.19/0.27 (((sK1 @ =)) = ((sK0 @ =))) | ~spl4_2),
% 0.19/0.27 inference(avatar_component_clause,[],[f60])).
% 0.19/0.27 thf(f63,plain,(
% 0.19/0.27 spl4_1 | spl4_2),
% 0.19/0.27 inference(avatar_split_clause,[],[f54,f60,f56])).
% 0.19/0.27 thf(f67,plain,(
% 0.19/0.27 ($true != (((^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))) @ (sK3 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1))))) @ (sK3 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))))))) | ($true = (((^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))) @ (sK1 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1))))) @ (sK2 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))))))) | ($true = (((^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))) @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(primitive_instantiation,[],[f11])).
% 0.19/0.27 thf(f95,plain,(
% 0.19/0.27 ($true != (((sK3 @ =) = (sK3 @ =)))) | ($true = (((sK1 @ =) = (sK2 @ =)))) | ($true = (((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(beta-eta_normalization,[],[f67])).
% 0.19/0.27 thf(f96,plain,(
% 0.19/0.27 (((sK3 @ =)) != ((sK3 @ =))) | ($true = (((sK1 @ =) = (sK2 @ =)))) | ($true = (((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(equality_proxy_clausification,[],[f95])).
% 0.19/0.27 thf(f97,plain,(
% 0.19/0.27 (((sK3 @ =)) != ((sK3 @ =))) | (((sK1 @ =)) = ((sK2 @ =))) | ($true = (((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(equality_proxy_clausification,[],[f96])).
% 0.19/0.27 thf(f98,plain,(
% 0.19/0.27 (((sK3 @ =)) != ((sK3 @ =))) | (((sK1 @ =)) = ((sK2 @ =))) | ((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))),
% 0.19/0.27 inference(equality_proxy_clausification,[],[f97])).
% 0.19/0.27 thf(f99,plain,(
% 0.19/0.27 (((sK1 @ =)) = ((sK2 @ =))) | ((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))),
% 0.19/0.27 inference(trivial_inequality_removal,[],[f98])).
% 0.19/0.27 thf(f100,plain,(
% 0.19/0.27 (((sK0 @ =)) = ((sK2 @ =))) | ((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false))) | ~spl4_2),
% 0.19/0.27 inference(forward_demodulation,[],[f99,f62])).
% 0.19/0.27 thf(f102,definition,(
% 0.19/0.27 spl4_3 <=> (((sK0 @ =)) = ((sK2 @ =)))),
% 0.19/0.27 introduced(definition,[new_symbols(definition,[spl4_3])],[avatar_definition])).
% 0.19/0.27 thf(f105,plain,(
% 0.19/0.27 spl4_1 | spl4_3 | ~spl4_2),
% 0.19/0.27 inference(avatar_split_clause,[],[f100,f60,f102,f56])).
% 0.19/0.27 thf(f106,plain,(
% 0.19/0.27 ($true != (((^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))) @ (sK3 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1))))) @ (sK3 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))))))) | ($true != (((^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))) @ (sK0 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1))))) @ (sK2 @ (^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))))))) | ($true = (((^[Y0 : $i > $o]: ((^[Y1 : $i > $o]: (Y0 = Y1)))) @ (^[Y0 : $i]: ($true)) @ (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(primitive_instantiation,[],[f12])).
% 0.19/0.27 thf(f132,plain,(
% 0.19/0.27 ($true != (((sK3 @ =) = (sK3 @ =)))) | ($true != (((sK0 @ =) = (sK2 @ =)))) | ($true = (((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(beta-eta_normalization,[],[f106])).
% 0.19/0.27 thf(f133,plain,(
% 0.19/0.27 (((sK3 @ =)) != ((sK3 @ =))) | ($true != (((sK0 @ =) = (sK2 @ =)))) | ($true = (((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(equality_proxy_clausification,[],[f132])).
% 0.19/0.27 thf(f134,plain,(
% 0.19/0.27 (((sK3 @ =)) != ((sK3 @ =))) | (((sK0 @ =)) != ((sK2 @ =))) | ($true = (((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))))),
% 0.19/0.27 inference(equality_proxy_clausification,[],[f133])).
% 0.19/0.27 thf(f135,plain,(
% 0.19/0.27 (((sK3 @ =)) != ((sK3 @ =))) | (((sK0 @ =)) != ((sK2 @ =))) | ((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))),
% 0.19/0.27 inference(equality_proxy_clausification,[],[f134])).
% 0.19/0.27 thf(f136,plain,(
% 0.19/0.27 (((sK0 @ =)) != ((sK2 @ =))) | ((^[Y0 : $i]: ($true)) = (^[Y0 : $i]: ($false)))),
% 0.19/0.27 inference(trivial_inequality_removal,[],[f135])).
% 0.19/0.27 thf(f137,plain,(
% 0.19/0.27 spl4_1 | ~spl4_3),
% 0.19/0.27 inference(avatar_split_clause,[],[f136,f102,f56])).
% 0.19/0.27 thf(f138,plain,(
% 0.19/0.27 ( ! [X1 : $i] : (((((^[Y0 : $i]: ($true)) @ X1)) = (((^[Y0 : $i]: ($false)) @ X1)))) ) | ~spl4_1),
% 0.19/0.27 inference(argument_congruence,[],[f58])).
% 0.19/0.27 thf(f140,plain,(
% 0.19/0.27 ( ! [X1 : $i] : (($false = (((^[Y0 : $i]: ($true)) @ X1))) | ($true = (((^[Y0 : $i]: ($false)) @ X1)))) ) | ~spl4_1),
% 0.19/0.27 inference(iff_proxy_clausification,[],[f138])).
% 0.19/0.27 thf(f141,plain,(
% 0.19/0.27 ($true = $false) | ($true = $false) | ~spl4_1),
% 0.19/0.27 inference(beta-eta_normalization,[],[f140])).
% 0.19/0.27 thf(f142,plain,(
% 0.19/0.27 ($true = $false) | ~spl4_1),
% 0.19/0.27 inference(duplicate_literal_removal,[],[f141])).
% 0.19/0.27 thf(f143,plain,(
% 0.19/0.27 $false | ~spl4_1),
% 0.19/0.27 inference(trivial_inequality_removal,[],[f142])).
% 0.19/0.27 thf(f144,plain,(
% 0.19/0.27 ~spl4_1),
% 0.19/0.27 inference(avatar_contradiction_clause,[],[f143])).
% 0.19/0.27 cnf(s1, plain, spl4_1 | spl4_2, inference(sat_conversion,[],[f63])).
% 0.19/0.27 cnf(s2, plain, spl4_1 | ~spl4_2 | spl4_3, inference(sat_conversion,[],[f105])).
% 0.19/0.27 cnf(s3, plain, spl4_1 | ~spl4_3, inference(sat_conversion,[],[f137])).
% 0.19/0.27 cnf(s4, plain, ~spl4_1, inference(sat_conversion,[],[f144])).
% 0.19/0.27 cnf(s5, plain, ~spl4_3, inference(rat,[],[s3,s4])).
% 0.19/0.27 cnf(s6, plain, ~spl4_2, inference(rat,[],[s2,s5,s4])).
% 0.19/0.27 cnf(s7, plain, $false, inference(rat,[],[s1,s6,s4])).
% 0.19/0.27 thf(f146,plain,(
% 0.19/0.27 $false),
% 0.19/0.27 inference(avatar_sat_refutation,[],[s7])).
% 0.19/0.27 % SZS output end Proof for theBenchmark
% 0.19/0.27 % (901410)------------------------------
% 0.19/0.27 % (901410)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.19/0.27 % (901410)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.19/0.27 % (901410)CaDiCaL version: 2.1.3
% 0.19/0.27 % (901410)Termination reason: Refutation
% 0.19/0.27 % (901410)Time elapsed: 0.006 s
% 0.19/0.27 % (901410)Peak memory usage: 13 MB
% 0.19/0.27 % (901410)Instructions burned: 9 (million)
% 0.19/0.27 % (901404)Success in time 0.044 s
% 0.19/0.27 % Vampire exiting
%------------------------------------------------------------------------------