TSTP Solution File: LCL109-3 by Vampire---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire---4.8
% Problem  : LCL109-3 : 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 : n005.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 08:21:52 EDT 2023

% Result   : Unsatisfiable 72.81s 11.00s
% Output   : Refutation 72.81s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   29 (  29 unt;   0 def)
%            Number of atoms       :   29 (  28 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    6 (   6   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   3 avg)
%            Maximal term depth    :    6 (   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   :   46 (;  46   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f171988,plain,
    $false,
    inference(trivial_inequality_removal,[],[f171987]) ).

fof(f171987,plain,
    truth != truth,
    inference(forward_demodulation,[],[f171570,f205]) ).

fof(f205,plain,
    ! [X4,X5] : truth = implies(X5,implies(implies(X5,X4),X4)),
    inference(superposition,[],[f8,f3]) ).

fof(f3,axiom,
    ! [X0,X1] : implies(implies(X0,X1),X1) = implies(implies(X1,X0),X0),
    file('/export/starexec/sandbox2/tmp/tmp.gdbCeP6eG4/Vampire---4.8_19114',wajsberg_3) ).

fof(f8,axiom,
    ! [X0,X1] : truth = implies(X0,implies(X1,X0)),
    file('/export/starexec/sandbox2/tmp/tmp.gdbCeP6eG4/Vampire---4.8_19114',lemma_4) ).

fof(f171570,plain,
    truth != implies(a,implies(implies(a,b),b)),
    inference(superposition,[],[f1796,f170945]) ).

fof(f170945,plain,
    ! [X0,X1] : implies(X1,X0) = implies(X1,implies(implies(X0,X1),X0)),
    inference(forward_demodulation,[],[f170944,f1]) ).

fof(f1,axiom,
    ! [X0] : implies(truth,X0) = X0,
    file('/export/starexec/sandbox2/tmp/tmp.gdbCeP6eG4/Vampire---4.8_19114',wajsberg_1) ).

fof(f170944,plain,
    ! [X0,X1] : implies(X1,implies(truth,X0)) = implies(X1,implies(implies(X0,X1),X0)),
    inference(forward_demodulation,[],[f170943,f11]) ).

fof(f11,axiom,
    ! [X2,X0,X1] : implies(X0,implies(X1,X2)) = implies(X1,implies(X0,X2)),
    file('/export/starexec/sandbox2/tmp/tmp.gdbCeP6eG4/Vampire---4.8_19114',lemma_7) ).

fof(f170943,plain,
    ! [X0,X1] : implies(X1,implies(truth,X0)) = implies(implies(X0,X1),implies(X1,X0)),
    inference(forward_demodulation,[],[f169880,f8]) ).

fof(f169880,plain,
    ! [X0,X1] : implies(implies(X0,X1),implies(X1,X0)) = implies(X1,implies(implies(X1,implies(X0,X1)),X0)),
    inference(superposition,[],[f7545,f581]) ).

fof(f581,plain,
    ! [X0,X1] : implies(X0,X1) = implies(implies(implies(X1,X0),X0),X1),
    inference(superposition,[],[f225,f3]) ).

fof(f225,plain,
    ! [X12,X13] : implies(X13,X12) = implies(implies(implies(X13,X12),X12),X12),
    inference(forward_demodulation,[],[f178,f1]) ).

fof(f178,plain,
    ! [X12,X13] : implies(implies(implies(X13,X12),X12),X12) = implies(truth,implies(X13,X12)),
    inference(superposition,[],[f3,f8]) ).

fof(f7545,plain,
    ! [X10,X8,X9] : implies(X9,implies(implies(X9,X8),X10)) = implies(X8,implies(implies(X8,X9),X10)),
    inference(forward_demodulation,[],[f7420,f329]) ).

fof(f329,plain,
    ! [X46,X47,X45] : implies(not(X45),implies(X47,not(X46))) = implies(X47,implies(X46,X45)),
    inference(superposition,[],[f11,f14]) ).

fof(f14,axiom,
    ! [X0,X1] : implies(X1,X0) = implies(not(X0),not(X1)),
    file('/export/starexec/sandbox2/tmp/tmp.gdbCeP6eG4/Vampire---4.8_19114',lemma_10) ).

fof(f7420,plain,
    ! [X10,X8,X9] : implies(X8,implies(implies(X8,X9),X10)) = implies(not(X10),implies(X9,not(implies(X9,X8)))),
    inference(superposition,[],[f329,f234]) ).

fof(f234,plain,
    ! [X21,X22] : implies(X22,not(implies(X22,X21))) = implies(X21,not(implies(X21,X22))),
    inference(forward_demodulation,[],[f233,f14]) ).

fof(f233,plain,
    ! [X21,X22] : implies(X22,not(implies(X22,X21))) = implies(X21,not(implies(not(X22),not(X21)))),
    inference(forward_demodulation,[],[f232,f28]) ).

fof(f28,plain,
    ! [X0,X1] : implies(X1,not(X0)) = implies(X0,not(X1)),
    inference(superposition,[],[f14,f13]) ).

fof(f13,axiom,
    ! [X0] : not(not(X0)) = X0,
    file('/export/starexec/sandbox2/tmp/tmp.gdbCeP6eG4/Vampire---4.8_19114',lemma_9) ).

fof(f232,plain,
    ! [X21,X22] : implies(implies(not(X22),not(X21)),not(X21)) = implies(X22,not(implies(X22,X21))),
    inference(forward_demodulation,[],[f183,f28]) ).

fof(f183,plain,
    ! [X21,X22] : implies(implies(not(X22),not(X21)),not(X21)) = implies(implies(X22,X21),not(X22)),
    inference(superposition,[],[f3,f14]) ).

fof(f1796,plain,
    truth != implies(a,implies(implies(a,implies(implies(b,a),b)),b)),
    inference(forward_demodulation,[],[f1795,f11]) ).

fof(f1795,plain,
    truth != implies(a,implies(implies(implies(b,a),implies(a,b)),b)),
    inference(forward_demodulation,[],[f1789,f11]) ).

fof(f1789,plain,
    truth != implies(implies(implies(b,a),implies(a,b)),implies(a,b)),
    inference(superposition,[],[f15,f3]) ).

fof(f15,axiom,
    truth != implies(implies(implies(a,b),implies(b,a)),implies(b,a)),
    file('/export/starexec/sandbox2/tmp/tmp.gdbCeP6eG4/Vampire---4.8_19114',prove_wajsberg_mv_4) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.13  % Problem    : LCL109-3 : TPTP v8.1.2. Released v1.0.0.
% 0.12/0.15  % Command    : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s
% 0.15/0.35  % Computer : n005.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit   : 300
% 0.15/0.35  % WCLimit    : 300
% 0.15/0.35  % DateTime   : Fri Aug 25 02:21:54 EDT 2023
% 0.15/0.35  % CPUTime    : 
% 0.15/0.35  This is a CNF_UNS_RFO_PEQ_NUE problem
% 0.15/0.36  Running vampire_casc2023 --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/tmp/tmp.gdbCeP6eG4/Vampire---4.8_19114
% 0.15/0.36  % (19448)Running in auto input_syntax mode. Trying TPTP
% 0.21/0.42  % (19457)ott+1003_4:1_av=off:cond=on:drc=off:fsd=off:fsr=off:fde=none:gsp=on:nm=2:nwc=1.5:sos=all:sp=reverse_arity:tgt=full_871 on Vampire---4 for (871ds/0Mi)
% 0.21/0.42  % (19459)ott+11_14_av=off:bs=on:bsr=on:cond=on:flr=on:fsd=off:fde=unused:gsp=on:nm=4:nwc=1.5:tgt=full_501 on Vampire---4 for (501ds/0Mi)
% 0.21/0.42  % (19458)lrs-11_32_av=off:bd=off:bs=on:bsr=on:drc=off:flr=on:fsd=off:fsr=off:fde=none:gsp=on:irw=on:lcm=predicate:nm=4:sp=scramble:stl=125_825 on Vampire---4 for (825ds/0Mi)
% 0.21/0.42  % (19456)lrs+3_20_av=off:bd=preordered:drc=off:fsd=off:fsr=off:fde=unused:irw=on:lcm=reverse:sos=theory:stl=315_961 on Vampire---4 for (961ds/0Mi)
% 0.21/0.42  % (19457)Refutation not found, incomplete strategy% (19457)------------------------------
% 0.21/0.42  % (19457)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 0.21/0.42  % (19457)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 0.21/0.42  % (19457)Termination reason: Refutation not found, incomplete strategy
% 0.21/0.42  
% 0.21/0.42  % (19457)Memory used [KB]: 895
% 0.21/0.42  % (19457)Time elapsed: 0.003 s
% 0.21/0.42  % (19457)------------------------------
% 0.21/0.42  % (19457)------------------------------
% 0.21/0.42  % (19455)ott-4_11_av=off:bd=preordered:bce=on:drc=off:flr=on:fsr=off:lma=on:nwc=2.0:sp=occurrence:tgt=ground:urr=ec_only_1010 on Vampire---4 for (1010ds/0Mi)
% 0.21/0.42  % (19454)lrs-11_28_aac=none:afr=on:anc=none:bs=on:drc=off:fde=unused:gs=on:nm=2:nwc=1.3:sp=frequency:stl=188_1092 on Vampire---4 for (1092ds/0Mi)
% 0.21/0.43  % (19453)lrs+10_11_cond=on:drc=off:flr=on:fsr=off:gsp=on:gs=on:gsem=off:lma=on:msp=off:nm=4:nwc=1.5:nicw=on:sas=z3:sims=off:sp=scramble:stl=188_1169 on Vampire---4 for (1169ds/0Mi)
% 0.21/0.47  % (19497)ott+4_40_av=off:bce=on:fsd=off:fde=unused:nm=4:nwc=1.1:sos=all:sp=frequency_375 on Vampire---4 for (375ds/0Mi)
% 72.81/10.97  % (19458)First to succeed.
% 72.81/11.00  % (19458)Refutation found. Thanks to Tanya!
% 72.81/11.00  % SZS status Unsatisfiable for Vampire---4
% 72.81/11.00  % SZS output start Proof for Vampire---4
% See solution above
% 72.81/11.00  % (19458)------------------------------
% 72.81/11.00  % (19458)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 72.81/11.00  % (19458)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 72.81/11.00  % (19458)Termination reason: Refutation
% 72.81/11.00  
% 72.81/11.00  % (19458)Memory used [KB]: 254835
% 72.81/11.00  % (19458)Time elapsed: 10.549 s
% 72.81/11.00  % (19458)------------------------------
% 72.81/11.00  % (19458)------------------------------
% 72.81/11.00  % (19448)Success in time 10.614 s
% 72.81/11.00  % Vampire---4.8 exiting
%------------------------------------------------------------------------------