TSTP Solution File: ROB009-1 by Vampire---4.8
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%------------------------------------------------------------------------------
% File : Vampire---4.8
% Problem : ROB009-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s
% Computer : n004.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Thu Aug 31 14:09:16 EDT 2023
% Result : Unsatisfiable 0.21s 0.44s
% Output : Refutation 0.21s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 5
% Syntax : Number of formulae : 13 ( 13 unt; 0 def)
% Number of atoms : 13 ( 12 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 1 ( 1 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 2 avg)
% Maximal term depth : 7 ( 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 : 18 (; 18 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f548,plain,
$false,
inference(subsumption_resolution,[],[f547,f5]) ).
fof(f5,axiom,
a != b,
file('/export/starexec/sandbox2/tmp/tmp.GW5CZrjhz9/Vampire---4.8_16564',prove_result) ).
fof(f547,plain,
a = b,
inference(forward_demodulation,[],[f546,f324]) ).
fof(f324,plain,
! [X10,X11,X12] : negate(add(negate(add(X11,add(X10,X12))),negate(add(X10,negate(add(X11,X12)))))) = X10,
inference(superposition,[],[f3,f13]) ).
fof(f13,plain,
! [X2,X0,X1] : add(X0,add(X1,X2)) = add(X1,add(X0,X2)),
inference(forward_demodulation,[],[f6,f2]) ).
fof(f2,axiom,
! [X2,X0,X1] : add(add(X0,X1),X2) = add(X0,add(X1,X2)),
file('/export/starexec/sandbox2/tmp/tmp.GW5CZrjhz9/Vampire---4.8_16564',associativity_of_add) ).
fof(f6,plain,
! [X2,X0,X1] : add(X0,add(X1,X2)) = add(add(X1,X0),X2),
inference(superposition,[],[f2,f1]) ).
fof(f1,axiom,
! [X0,X1] : add(X0,X1) = add(X1,X0),
file('/export/starexec/sandbox2/tmp/tmp.GW5CZrjhz9/Vampire---4.8_16564',commutativity_of_add) ).
fof(f3,axiom,
! [X0,X1] : negate(add(negate(add(X0,X1)),negate(add(X0,negate(X1))))) = X0,
file('/export/starexec/sandbox2/tmp/tmp.GW5CZrjhz9/Vampire---4.8_16564',robbins_axiom) ).
fof(f546,plain,
b = negate(add(negate(add(b,add(a,c))),negate(add(a,negate(add(b,c)))))),
inference(forward_demodulation,[],[f536,f1]) ).
fof(f536,plain,
b = negate(add(negate(add(add(a,c),b)),negate(add(a,negate(add(b,c)))))),
inference(superposition,[],[f320,f4]) ).
fof(f4,axiom,
negate(add(a,negate(add(b,c)))) = negate(add(b,negate(add(a,c)))),
file('/export/starexec/sandbox2/tmp/tmp.GW5CZrjhz9/Vampire---4.8_16564',condition) ).
fof(f320,plain,
! [X0,X1] : negate(add(negate(add(X1,X0)),negate(add(X0,negate(X1))))) = X0,
inference(superposition,[],[f3,f1]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13 % Problem : ROB009-1 : TPTP v8.1.2. Released v1.0.0.
% 0.13/0.14 % Command : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s
% 0.14/0.35 % Computer : n004.cluster.edu
% 0.14/0.35 % Model : x86_64 x86_64
% 0.14/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35 % Memory : 8042.1875MB
% 0.14/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35 % CPULimit : 300
% 0.14/0.35 % WCLimit : 300
% 0.14/0.35 % DateTime : Mon Aug 28 06:45:22 EDT 2023
% 0.14/0.35 % CPUTime :
% 0.14/0.35 This is a CNF_UNS_RFO_PEQ_UEQ problem
% 0.14/0.35 Running vampire_casc2023 --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/tmp/tmp.GW5CZrjhz9/Vampire---4.8_16564
% 0.14/0.36 % (16979)Running in auto input_syntax mode. Trying TPTP
% 0.14/0.41 % (17003)dis+10_50_av=off:bd=preordered:drc=off:fde=unused:nwc=1.5:sims=off:sp=reverse_weighted_frequency:to=lpo_239 on Vampire---4 for (239ds/0Mi)
% 0.14/0.42 % (16995)lrs+10_20_av=off:bd=preordered:drc=off:fde=unused:sims=off:to=lpo:stl=62_369 on Vampire---4 for (369ds/0Mi)
% 0.14/0.42 % (16990)lrs+10_5_av=off:drc=off:fde=none:nwc=1.1:sp=scramble:to=lpo:tgt=ground:stl=62_518 on Vampire---4 for (518ds/0Mi)
% 0.14/0.42 % (17001)lrs+10_64_av=off:bd=off:drc=off:fde=unused:sp=frequency:tgt=full:stl=62_243 on Vampire---4 for (243ds/0Mi)
% 0.14/0.42 % (16991)lrs+10_16_av=off:drc=off:nwc=1.5:sp=scramble:tgt=ground:stl=125_501 on Vampire---4 for (501ds/0Mi)
% 0.21/0.44 % (17001)First to succeed.
% 0.21/0.44 % (17001)Refutation found. Thanks to Tanya!
% 0.21/0.44 % SZS status Unsatisfiable for Vampire---4
% 0.21/0.44 % SZS output start Proof for Vampire---4
% See solution above
% 0.21/0.44 % (17001)------------------------------
% 0.21/0.44 % (17001)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 0.21/0.44 % (17001)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 0.21/0.44 % (17001)Termination reason: Refutation
% 0.21/0.44
% 0.21/0.44 % (17001)Memory used [KB]: 1407
% 0.21/0.44 % (17001)Time elapsed: 0.022 s
% 0.21/0.44 % (17001)------------------------------
% 0.21/0.44 % (17001)------------------------------
% 0.21/0.44 % (16979)Success in time 0.08 s
% 0.21/0.44 % Vampire---4.8 exiting
%------------------------------------------------------------------------------