%------------------------------------------------------------------------------
% File : Vampire---5.0.1
% Problem : COL036-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% Computer : n006.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 09:37:41 AM UTC 2026
% Result : Unsatisfiable 8.07s 2.31s
% Output : Refutation 8.07s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 4
% Syntax : Number of formulae : 11 ( 11 unt; 0 def)
% Number of atoms : 11 ( 10 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 4 ( 4 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 3 avg)
% Maximal term depth : 10 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 3 con; 0-2 aty)
% Number of variables : 22 ( 22 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,negated_conjecture,
! [X2,X0,X1] : apply(apply(apply(s,X0),X1),X2) = apply(apply(X0,X2),apply(X1,X2)),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s_definition) ).
fof(f2,negated_conjecture,
! [X2,X0,X1] : apply(apply(apply(b,X0),X1),X2) = apply(X0,apply(X1,X2)),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',b_definition) ).
fof(f3,negated_conjecture,
! [X0,X1] : apply(apply(t,X0),X1) = apply(X1,X0),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t_definition) ).
fof(f4,negated_conjecture,
! [X0] : apply(X0,f(X0)) != apply(f(X0),apply(X0,f(X0))),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_fixed_point) ).
fof(f6,plain,
! [X0,X1] : apply(X0,apply(X1,f(apply(apply(b,X0),X1)))) != apply(f(apply(apply(b,X0),X1)),apply(X0,apply(X1,f(apply(apply(b,X0),X1))))),
inference(superposition,[],[f4,f2]) ).
fof(f8,plain,
! [X2,X0,X1] : apply(X2,apply(X0,apply(X1,f(apply(apply(b,X2),apply(apply(b,X0),X1)))))) != apply(f(apply(apply(b,X2),apply(apply(b,X0),X1))),apply(X2,apply(X0,apply(X1,f(apply(apply(b,X2),apply(apply(b,X0),X1))))))),
inference(superposition,[],[f6,f2]) ).
fof(f13,plain,
! [X2,X0,X1] : apply(X1,apply(apply(X0,f(apply(apply(b,X1),apply(apply(b,apply(t,X2)),X0)))),X2)) != apply(f(apply(apply(b,X1),apply(apply(b,apply(t,X2)),X0))),apply(X1,apply(apply(X0,f(apply(apply(b,X1),apply(apply(b,apply(t,X2)),X0)))),X2))),
inference(superposition,[],[f8,f3]) ).
fof(f37,plain,
! [X0,X1] : apply(apply(X0,X1),X1) = apply(apply(apply(s,t),X0),X1),
inference(superposition,[],[f3,f1]) ).
fof(f62,plain,
! [X0] : apply(X0,X0) = apply(apply(apply(s,t),t),X0),
inference(superposition,[],[f3,f37]) ).
fof(f185,plain,
! [X0,X1] : apply(X0,apply(X1,apply(apply(b,X0),X1))) = apply(apply(apply(s,t),t),apply(apply(b,X0),X1)),
inference(superposition,[],[f2,f62]) ).
fof(f207,plain,
$false,
inference(unit_resulting_resolution,[],[f185,f13]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : COL036-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.09 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.11/0.30 % Computer : n006.cluster.edu
% 0.11/0.30 % Model : x86_64 x86_64
% 0.11/0.30 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.30 % Memory : 8046.5625MB
% 0.11/0.30 % OS : Linux 6.8.0-71-generic
% 0.11/0.30 % CPULimit : 300
% 0.11/0.30 % WCLimit : 300
% 0.11/0.30 % DateTime : Mon Sep 28 21:29:55 UTC 2026
% 0.26/0.30 % CPUTime :
% 0.26/0.30 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.26/0.36 Running first-order theorem proving
% 0.26/0.36 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
% 8.07/2.31 % (225172)Detected a unit-equality problem, will run specialized UEQ schedule.
% 8.07/2.31 % (225179)lrs+10_1_ncem=casc2026/models/loop5.pt:sil=128000:tgt=ground:npcc=on:spb=goal_then_units:urr=ec_only:random_seed=854947570:i=130716:gtgl=4:add=on:doe=on:bd=all:gtg=exists_sym_2999 on theBenchmark for (2999ds/130716Mi)
% 8.07/2.31 % (225178)lrs+11_1_ncem=casc2026/models/loop6.pt:sil=128000:npcc=on:lma=off:spb=units:urr=ec_only:bce=on:s2agt=64:updr=off:random_seed=2058201431:i=130792:sd=20:aac=none:nm=16:ss=included:sgt=10_2999 on theBenchmark for (2999ds/130792Mi)
% 8.07/2.31 % (225177)lrs+1002_1_ncem=casc2026/models/loop7.pt:sil=128000:tgt=ground:npcc=on:drc=off:sp=reverse_frequency:spb=goal:acc=on:s2agt=16:kmz=on:sac=on:random_seed=1682639108:i=138329:kws=inv_arity_squared:fgj=on:bd=preordered_2999 on theBenchmark for (2999ds/138329Mi)
% 8.07/2.31 % (225180)ott-1010_1_sfv=off:to=lpo:sil=8000:fdtod=off:sp=reverse_frequency:spb=goal_then_units:fd=preordered:random_seed=3346258614:i=136:bd=preordered:ins=2:av=off_2999 on theBenchmark for (2999ds/136Mi)
% 8.07/2.31 % (225181)dis+10_14_to=lpo:sil=8000:tgt=full:drc=off:sp=const_frequency:sos=all:random_seed=3547874632:i=181:gtgl=5:bs=unit_only:fsr=off:gtg=exists_all_2999 on theBenchmark for (2999ds/181Mi)
% 8.07/2.31 % (225182)lrs+10_3_to=lpo:sil=64000:drc=off:fde=unused:sp=reverse_frequency:acc=on:bsr=on:fd=preordered:nwc=1:random_seed=530729336:avsq=on:i=257:avsqr=16,3:bd=preordered:fsr=off_2999 on theBenchmark for (2999ds/257Mi)
% 8.07/2.31 % (225183)dis-1010_7_sil=8000:fde=unused:flr=on:random_seed=657265803:i=1187:sd=4:av=off:ss=axioms:sgt=32_2999 on theBenchmark for (2999ds/1187Mi)
% 8.07/2.31 % (225180)Instruction limit reached!
% 8.07/2.31 % (225180)------------------------------
% 8.07/2.31 % (225180)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 8.07/2.31 % (225180)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.07/2.31 % (225180)CaDiCaL version: 2.1.3
% 8.07/2.31 % (225180)Termination reason: Instruction limit
% 8.07/2.31 % (225180)Termination phase: Saturation
% 8.07/2.31 % (225180)Time elapsed: 0.135 s
% 8.07/2.31 % (225180)Peak memory usage: 88 MB
% 8.07/2.31 % (225180)Instructions burned: 136 (million)
% 8.07/2.31 % (225181)Instruction limit reached!
% 8.07/2.31 % (225181)------------------------------
% 8.07/2.31 % (225181)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 8.07/2.31 % (225181)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.07/2.31 % (225181)CaDiCaL version: 2.1.3
% 8.07/2.31 % (225181)Termination reason: Instruction limit
% 8.07/2.31 % (225181)Termination phase: Saturation
% 8.07/2.31 % (225181)Time elapsed: 0.168 s
% 8.07/2.31 % (225181)Peak memory usage: 88 MB
% 8.07/2.31 % (225181)Instructions burned: 181 (million)
% 8.07/2.31 % (225182)Instruction limit reached!
% 8.07/2.31 % (225182)------------------------------
% 8.07/2.31 % (225182)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 8.07/2.31 % (225182)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.07/2.31 % (225182)CaDiCaL version: 2.1.3
% 8.07/2.31 % (225182)Termination reason: Instruction limit
% 8.07/2.31 % (225182)Termination phase: Saturation
% 8.07/2.31 % (225182)Time elapsed: 0.267 s
% 8.07/2.31 % (225182)Peak memory usage: 90 MB
% 8.07/2.31 % (225182)Instructions burned: 257 (million)
% 8.07/2.31 % (225191)lrs-1011_1_ncem=casc2026/models/loop8.pt:sil=32000:npcc=on:prc=on:fde=unused:lcm=predicate:bsr=on:flr=on:random_seed=2888499842:i=2051:gtgl=2:fgj=on:bd=all:gtg=exists_top_2995 on theBenchmark for (2995ds/2051Mi)
% 8.07/2.31 % (225192)lrs-1002_1_ncem=casc2026/models/all5champsBiggishL14.pt:sil=16000:npcc=on:random_seed=430912126:i=4948:ss=axioms:sgt=16_2995 on theBenchmark for (2995ds/4948Mi)
% 8.07/2.31 % (225179)First to succeed.
% 8.07/2.31 % (225179)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-225172"
% 8.07/2.31 % (225193)lrs+10_5:1_sil=8000:sos=all:urr=on:br=off:flr=on:random_seed=1656869960:i=215:ep=RSTC_2994 on theBenchmark for (2994ds/215Mi)
% 8.07/2.31 % (225179)Refutation found. Thanks to Tanya!
% 8.07/2.31 % SZS status Unsatisfiable for theBenchmark
% 8.07/2.31 % SZS output start Proof for theBenchmark
% See solution above
% 8.07/2.31 % (225179)------------------------------
% 8.07/2.31 % (225179)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 8.07/2.31 % (225179)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.07/2.31 % (225179)CaDiCaL version: 2.1.3
% 8.07/2.31 % (225179)Termination reason: Refutation
% 8.07/2.31 % (225179)Time elapsed: 0.595 s
% 8.07/2.31 % (225179)Peak memory usage: 129 MB
% 8.07/2.31 % (225179)Instructions burned: 1013 (million)
% 8.07/2.31 % (225179)------------------------------
% 8.07/2.31 % (225179)------------------------------
% 8.07/2.31 % (225172)Success in time 0.99 s
% 8.07/2.31 % Vampire exiting
%------------------------------------------------------------------------------